/* roulang page: index */
:root{
  --c-primary:#075E5A;
  --c-primary-light:#0B8A80;
  --c-accent:#14B8A6;
  --c-action:#E57A32;
  --c-gold:#F2B233;
  --c-bg:#F5F1EA;
  --c-bg-alt:#EFEDE3;
  --c-dark:#0A3533;
  --c-text:#1F2A2A;
  --c-text-2:#5B6B6A;
  --c-muted:#8B9998;
  --c-line:#E2E0D8;
  --radius-card:18px;
  --radius-large:26px;
  --shadow-s:0 8px 20px rgba(30,50,45,0.06);
  --shadow-h:0 16px 36px rgba(30,50,45,0.12);
  --header-h:82px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:ui-sans-serif,system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{background:none;border:0;cursor:pointer;color:inherit;font:inherit}
p,h1,h2,h3,h4,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
input,textarea{font:inherit}
.container{
  width:min(100% - 2.5rem,1280px);
  margin-inline:auto;
}
.section{padding:96px 0}
.section-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--c-primary);background:rgba(7,94,90,.08);
  border:1px solid rgba(7,94,90,.12);
  padding:7px 14px;border-radius:999px;
}
.section-caption{
  display:flex;flex-direction:column;gap:14px;
  margin-bottom:40px;
}
.section-title{
  font-size:clamp(28px,3.4vw,40px);
  font-weight:800;line-height:1.3;letter-spacing:-.01em;
  color:var(--c-text);
}
.section-subtitle{
  font-size:16px;color:var(--c-text-2);
  max-width:760px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(255,255,255,.28);
  background:rgba(255,255,255,.08);
  padding:7px 15px;border-radius:999px;
  font-size:13px;font-weight:600;color:#fffdf7;
}
.eyebrow .dot{
  width:8px;height:8px;border-radius:50%;
  background:#7CF5C6;box-shadow:0 0 0 4px rgba(124,245,198,.14);
  animation:softPulse 2.2s infinite;
}
@keyframes softPulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.55;transform:scale(.82)}
}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(20,184,166,.45);outline-offset:3px;border-radius:6px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;
  font-weight:700;font-size:15px;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
  cursor:pointer;white-space:nowrap;
}
.btn svg{flex:0 0 auto}
.btn-lg{padding:16px 30px;font-size:17px}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{
  background:var(--c-action);color:#fff;
  box-shadow:0 12px 28px rgba(229,122,50,.3);
}
.btn-primary:hover{background:#CE671F;transform:translate(-2px,-3px);box-shadow:0 18px 36px rgba(229,122,50,.34)}
.btn-primary:active{transform:translate(0,1px);box-shadow:0 6px 14px rgba(229,122,50,.3)}
.btn-outline{border:1.5px solid rgba(255,255,255,.72);color:#fff; background:rgba(255,255,255,.04)}
.btn-outline:hover{background:#fff;color:var(--c-dark);border-color:#fff;transform:translate(0,-3px);box-shadow:0 14px 30px rgba(0,0,0,.12)}
.btn-outline:active{transform:translateY(0);box-shadow:none}
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:var(--header-h);
  display:flex;align-items:center;
  background:transparent;border-bottom:1px solid transparent;
  transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
  --nav-ink:#FFF9F0;
  color:var(--nav-ink);
}
.site-header.is-scrolled{
  background:rgba(245,241,234,.94);
  backdrop-filter:saturate(160%);
  border-bottom:1px solid rgba(226,224,216,.8);
  box-shadow:0 8px 24px rgba(10,53,51,.06);
  --nav-ink:#152725;
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  width:min(100% - 2.5rem,1280px);margin-inline:auto;
}
.brand{
  display:flex;align-items:center;gap:12px;flex:0 0 auto;
  color:var(--nav-ink);transition:opacity .2s;
}
.brand:hover{opacity:.9}
.brand-mark{
  width:42px;height:42px;border-radius:14px;
  background:var(--c-primary);
  position:relative;overflow:hidden;
  flex:0 0 auto;
  box-shadow:0 6px 12px rgba(10,53,51,.18);
}
.brand-mark::before{
  content:"";position:absolute;left:6px;top:25px;width:30px;height:14px;
  background:var(--c-gold);border-radius:50%;opacity:.92;
}
.brand-mark::after{
  content:"";position:absolute;left:16px;top:13px;width:11px;height:17px;
  background:#FDF0D8;border-radius:60% 60% 0 0;transform:rotate(14deg);
}
.brand-copy{
  display:flex;flex-direction:column;line-height:1.25;
}
.brand-copy strong{
  font-size:17px;font-weight:800;letter-spacing:.01em;
  color:currentColor;white-space:nowrap;
}
.brand-copy em{
  font-style:normal;font-size:11px;letter-spacing:.1em;opacity:.78;
  color:currentColor;margin-top:2px;
}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-block;padding:9px 15px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--nav-ink);opacity:.86;
  transition:background .2s,color .2s,opacity .2s;
  white-space:nowrap;
}
.nav-link:hover{opacity:1;background:rgba(255,255,255,.1)}
.nav-link.is-active{background:rgba(7,94,90,.16);color:var(--nav-ink);opacity:1}
.site-header.is-scrolled .nav-link:hover{background:rgba(7,94,90,.08)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.countdown{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(0,0,0,.12);
  padding:6px 13px;border-radius:999px;
  font-size:12px;color:var(--nav-ink);
  transition:background .2s,border .2s;
}
.site-header.is-scrolled .countdown{
  background:rgba(7,94,90,.04);border-color:rgba(7,94,90,.14);
}
.countdown b{
  font-family:"SF Mono","Roboto Mono","Cascadia Mono",Consolas,monospace;
  font-size:13px;letter-spacing:.06em;font-weight:700;
}
.live-badge{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:600;color:var(--nav-ink);
}
.live-badge::before{
  content:"";width:8px;height:8px;border-radius:50%;
  background:#33E0A1;box-shadow:0 0 0 4px rgba(51,224,161,.18);
}
.header-cta{display:inline-flex}
.header-cta .btn{color:#fff}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;
  border:1px solid rgba(255,255,255,.18);
  color:var(--nav-ink);
  transition:background .2s;
}
.nav-toggle:hover{background:rgba(255,255,255,.1)}
.mobile-drawer{
  display:none;
  position:fixed;top:var(--header-h);left:0;right:0;z-index:59;
  background:#0A3533;border-bottom:1px solid rgba(255,255,255,.1);
  padding:18px 24px 24px;border-radius:0 0 24px 24px;
}
.mobile-drawer.open{display:block}
.mobile-drawer a{
  display:block;padding:12px 16px;margin-bottom:4px;
  border-radius:14px;color:#F4F0E8;font-weight:600;
}
.mobile-drawer a:hover{background:rgba(255,255,255,.08)}
.mobile-drawer a.is-active{background:rgba(20,184,166,.16);color:#fff}
.mobile-drawer .drawer-cta{
  margin-top:16px;padding:14px 0;width:100%;
}
.hero{
  position:relative;
  background:#0A3533 url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:#FBF7F0;
  padding-top:calc(var(--header-h) + 64px);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(102deg, rgba(6,46,44,.9) 0%, rgba(7,94,90,.88) 34%, rgba(10,53,51,.66) 78%, rgba(10,53,51,.44) 100%);
  z-index:0;
}
.hero::after{
  content:"";position:absolute;right:-110px;bottom:-180px;width:440px;height:440px;
  border-radius:50%;
  background:radial-gradient(circle at 30% 30%, rgba(242,178,51,.16), transparent 70%);
  pointer-events:none;
}
.hero-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;
  padding-bottom:52px;
}
.hero-copy{
  display:flex;flex-direction:column;gap:22px;align-items:flex-start;
  max-width:720px;
}
.hero-title{
  font-size:clamp(32px,4.8vw,58px);
  font-weight:800;line-height:1.25;letter-spacing:-.02em;
  color:#FFFDF8;
}
.hero-title .underline-accent{
  color:var(--c-gold);
  border-bottom:3px solid rgba(242,178,51,.4);
}
.hero-desc{
  font-size:17px;line-height:1.8;color:rgba(255,253,247,.82);
  max-width:620px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:6px}
.hero-note{
  font-size:13px;color:rgba(255,255,255,.5);
  border-left:2px solid rgba(255,255,255,.2);
  padding-left:12px;
}
.hero-visual{
  position:relative;min-height:390px;
}
.hero-poster{
  background:rgba(255,255,255,.95);
  border-radius:24px;
  padding:12px;
  box-shadow:0 28px 70px rgba(0,0,0,.28);
  transform:rotate(1.4deg);
  transition:transform .3s ease;
  position:relative;
}
.hero-poster:hover{transform:rotate(0deg) translateY(-4px)}
.hero-poster img{border-radius:18px;width:100%;aspect-ratio:16/11;object-fit:cover}
.float-chip{
  position:absolute;bottom:18px;left:-14px;
  background:#FFFDF7;color:#152221;
  padding:12px 18px;border-radius:18px;
  box-shadow:var(--shadow-h);
  display:flex;align-items:center;gap:14px;
}
.float-chip .float-icon{
  width:38px;height:38px;border-radius:10px;
  background:rgba(7,94,90,.1);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
}
.float-chip strong{font-size:14px}
.float-chip span{font-size:12px;color:var(--c-muted)}
.hero-metric-strip{
  position:relative;z-index:1;
  border-top:1px solid rgba(255,255,255,.16);
  display:grid;grid-template-columns:repeat(3,1fr);
  padding:26px 0;
}
.metric-block{display:flex;flex-direction:column;gap:4px}
.metric-block + .metric-block{border-left:1px solid rgba(255,255,255,.12);padding-left:28px}
.metric-block strong{
  font-size:30px;font-weight:800;letter-spacing:.01em;color:#FFF9EF;
  font-family:"SF Mono","Roboto Mono",Consolas,monospace;
}
.metric-block small{font-size:13px;color:rgba(255,255,255,.68)}
.howto{
  background:var(--c-bg);
}
.steps-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:34px;
}
.step-card{
  background:#fff;border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  padding:30px 24px 28px;
  position:relative;
  box-shadow:var(--shadow-s);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-h);
  border-color:rgba(7,94,90,.18);
}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:14px;
  background:var(--c-primary);color:#fff;font-weight:800;font-size:18px;
  margin-bottom:36px;
}
.step-card h3{font-size:18px;font-weight:800;margin-bottom:8px}
.step-card p{font-size:14px;color:var(--c-text-2);line-height:1.7}
.step-arrow{
  position:absolute;right:-18px;top:48%;transform:translateY(-50%);
  width:28px;height:28px;border-radius:50%;
  background:var(--c-lagoon);color:#fff;
  display:flex;align-items:center;justify-content:center;
  z-index:2;box-shadow:0 6px 14px rgba(20,184,166,.26);
}
.task-panel{
  background:var(--c-dark);
  color:#F7F2EA;
  position:relative;overflow:hidden;
}
.task-panel::before{
  content:"";position:absolute;right:-90px;top:-130px;
  width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle at center, rgba(242,178,51,.16), transparent 68%);
}
.task-panel .section-label{color:#F2D9A9;background:rgba(242,178,51,.12);border-color:rgba(242,178,51,.2)}
.task-panel .section-title{color:#FFF8EB}
.task-panel .section-subtitle{color:rgba(255,248,235,.68)}
.task-layout{
  display:grid;grid-template-columns:1fr .8fr;gap:42px;align-items:center;
}
.task-list{
  display:grid;gap:14px;
}
.task-item{
  display:flex;gap:16px;align-items:flex-start;
  background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;padding:17px 18px;
  transition:border-color .2s,background .2s;
}
.task-item:hover{border-color:rgba(255,255,255,.16);background:rgba(255,255,255,.07)}
.task-status{
  flex:0 0 auto;
  width:30px;height:30px;border-radius:50%;
  background:rgba(255,255,255,.9);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;
}
.task-status.done{background:#14B8A6}
.task-status.doing{background:var(--c-gold);color:#3A2C00;border-radius:10px;width:auto;padding:0 10px;font-size:12px;height:28px}
.task-status.lock{background:rgba(255,255,255,.16);color:rgba(255,255,255,.58)}
.task-info{display:flex;flex-direction:column;gap:2px;flex:1}
.task-info strong{font-weight:700;font-size:15px;color:#F7F2EA}
.task-info span{font-size:13px;color:rgba(255,255,255,.52)}
.task-reward{
  flex:0 0 auto;font-size:12px;font-weight:700;
  color:var(--c-gold);background:rgba(242,178,51,.12);
  padding:5px 10px;border-radius:999px;
}
.panel-card{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.1);
  border-radius:24px;
  padding:28px;
  display:flex;flex-direction:column;gap:20px;
  box-shadow:0 24px 50px rgba(0,0,0,.2);
}
.panel-card-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.panel-card-top strong{font-size:17px;font-weight:800;color:#F7F2EA}
.panel-card-top span{font-size:13px;color:rgba(255,255,255,.58)}
.progress-num{
  font-size:40px;font-weight:800;color:#FFF;
  letter-spacing:.02em;
}
.progress-num small{font-size:15px;color:rgba(255,255,255,.7);font-weight:600;margin-left:5px}
.progress-label{display:flex;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.58);margin-top:-12px}
.progress-track{
  height:12px;border-radius:999px;
  background:rgba(255,255,255,.14);
  overflow:hidden;
}
.progress-fill{
  height:100%;border-radius:999px;
  background:linear-gradient(90deg,#14B8A6,#E9C06A);
  width:68%;
}
.panel-tip{
  font-size:12px;color:rgba(255,255,255,.45);
  border-left:2px solid var(--c-gold);
  padding-left:12px;
}
.reward-section{background:#FDF9F3}
.reward-slider{
  display:grid;grid-auto-flow:column;grid-auto-columns:250px;gap:20px;
  overflow-x:auto;scroll-snap-type:x mandatory;
  padding:10px 4px 22px;
  scrollbar-color:rgba(7,94,90,.3) transparent;
}
.reward-slider::-webkit-scrollbar{height:8px}
.reward-slider::-webkit-scrollbar-track{background:transparent}
.reward-slider::-webkit-scrollbar-thumb{background:rgba(7,94,90,.22);border-radius:999px}
.reward-card{
  scroll-snap-align:start;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:22px;
  padding:20px;
  display:flex;flex-direction:column;gap:14px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.reward-card:hover{
  transform:translateY(-8px);
  box-shadow:var(--shadow-h);
  border-color:rgba(242,178,51,.5);
  box-shadow:0 18px 44px rgba(229,122,50,.16);
}
.reward-cover{
  border-radius:14px;overflow:hidden;background:rgba(7,94,90,.05);
  aspect-ratio:4/3;
}
.reward-cover img{width:100%;height:100%;object-fit:cover}
.reward-taghead{
  display:flex;justify-content:space-between;align-items:center;gap:10px;
}
.reward-taghead span{
  font-size:11px;font-weight:700;color:var(--c-primary);
  background:rgba(7,94,90,.06);border-radius:999px;padding:4px 10px;
}
.reward-val{font-size:12px;color:var(--c-action);font-weight:800}
.reward-card h3{font-size:17px;font-weight:800}
.reward-card p{font-size:13px;color:var(--c-text-2);line-height:1.7}
.reward-total{
  margin-top:34px;
  background:rgba(7,94,90,.05);
  border:1px solid rgba(7,94,90,.08);
  border-radius:20px;padding:20px 24px;
}
.reward-total-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.reward-total-top strong{font-size:15px}
.reward-total-top span{font-size:13px;color:var(--c-text-2)}
.reward-total .progress-track{background:var(--c-bg-alt)}
.news-section{background:var(--c-bg)}
.news-feature-grid{
  display:grid;grid-template-columns:1.1fr .9fr;gap:26px;
  align-items:start;
}
.news-card-post{
  background:#fff;border-radius:24px;padding:14px;
  border:1px solid #ebe8df;
  box-shadow:var(--shadow-s);
  transition:box-shadow .25s ease,transform .25s ease;
}
.news-card-post:hover{box-shadow:var(--shadow-h);transform:translateY(-4px)}
.news-media{
  position:relative;overflow:hidden;border-radius:16px;
  aspect-ratio:16/9;background:#E8E5DD;
}
.news-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-card-post:hover .news-media img{transform:scale(1.03)}
.news-cat{
  position:absolute;left:12px;top:12px;
  font-size:12px;font-weight:700;color:#fff;
  background:rgba(10,53,51,.82);
  padding:5px 12px;border-radius:999px;
}
.news-post-copy{padding:16px 8px 8px;display:flex;flex-direction:column;gap:10px}
.news-post-copy h3{
  font-size:20px;font-weight:800;color:var(--c-text);line-height:1.45;
}
.news-post-copy h3 a:hover{color:var(--c-primary)}
.news-post-copy p{font-size:14px;color:var(--c-text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-post-meta{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--c-muted)}
.news-post-meta a{
  display:inline-flex;align-items:center;gap:4px;
  font-weight:700;color:var(--c-primary);
}
.news-feed-list{
  display:grid;gap:14px;
}
.news-row-item{
  background:#fff;
  border:1px solid #ebe8df;
  border-radius:18px;
  padding:14px;
  display:grid;grid-template-columns:118px 1fr;gap:16px;align-items:center;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.news-row-item:hover{
  box-shadow:var(--shadow-h);transform:translateY(-2px);
  border-color:rgba(7,94,90,.14);
}
.news-row-media{
  border-radius:12px;overflow:hidden;aspect-ratio:4/3;
  background:#ECE9E1;
}
.news-row-media img{width:100%;height:100%;object-fit:cover}
.news-row-copy{
  display:flex;flex-direction:column;gap:4px;
}
.news-row-copy small{
  font-size:11px;color:var(--c-primary);font-weight:800;
  background:rgba(7,94,90,.06);width:fit-content;
  padding:3px 9px;border-radius:999px;
}
.news-row-copy h3{font-size:15px;font-weight:800;line-height:1.45}
.news-row-copy span{font-size:12px;color:var(--c-muted)}
.empty-state{
  background:#fff;border:1px dashed #d6d1c5;
  border-radius:24px;padding:60px 20px;
  display:flex;flex-direction:column;align-items:center;gap:8px;
  text-align:center;color:var(--c-muted);
}
.empty-state svg{color:#c6bda9;margin-bottom:4px}
.faq-section{background:#FDF9F3}
.faq-wrap{
  display:grid;gap:14px;max-width:880px;
}
.faq-item{
  background:#fff;border:1px solid var(--c-line);
  border-radius:18px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(7,94,90,.28);box-shadow:var(--shadow-s)}
.faq-item[open]{border-color:rgba(7,94,90,.32);box-shadow:var(--shadow-s)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  list-style:none;cursor:pointer;
  padding:20px 24px;
  font-size:16px;font-weight:700;line-height:1.55;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-question-icon{
  width:34px;height:34px;flex:0 0 auto;
  border-radius:50%;background:rgba(7,94,90,.08);
  color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  transition:transform .25s ease,background .25s ease;
}
.faq-item[open] .faq-question-icon{transform:rotate(45deg);background:rgba(7,94,90,.16)}
.faq-answer{
  padding:0 24px 22px;
  font-size:15px;line-height:1.8;color:var(--c-text-2);
}
.faq-answer strong{color:var(--c-text)}
.cta-band{
  background:var(--c-dark);
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/coverpic/cover-6.png') center/cover no-repeat;
  opacity:.16;
}
.cta-band::after{
  content:"";position:absolute;left:-80px;bottom:-160px;width:360px;height:360px;
  background:radial-gradient(circle at center, rgba(242,178,51,.3), transparent 70%);
}
.cta-banner{
  position:relative;z-index:1;
  display:flex;flex-direction:column;align-items:center;gap:18px;
  text-align:center;padding:84px 0;
}
.cta-banner h2{
  font-size:clamp(26px,4.4vw,42px);
  font-weight:800;color:#FFF9F0;max-width:860px;line-height:1.4;
}
.cta-banner p{color:rgba(255,248,235,.78);max-width:620px}
.cta-banner .btn-group{display:flex;flex-wrap:wrap;gap:16px;margin-top:8px;justify-content:center}
.site-footer{
  background:var(--c-dark);
  border-top:1px solid rgba(255,255,255,.5);
  color:#C7C9BF;
  padding:60px 0 32px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:48px;
  padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand .brand{color:#FFF6E9;margin-bottom:12px}
.footer-about{
  font-size:14px;color:rgba(244,244,235,.64);line-height:1.85;max-width:380px;
}
.footer-title{
  font-size:15px;font-weight:800;color:#FFF6E9;margin-bottom:16px;
}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{
  font-size:14px;color:rgba(244,244,235,.62);transition:color .2s,padding-left .2s;
}
.footer-links a:hover{color:var(--c-gold);padding-left:4px}
.footer-meta{margin-top:28px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;font-size:12px;color:rgba(244,244,235,.34)}
@media (max-width:1240px){
  .countdown{margin-left:auto}
  .main-nav{gap:0}
  .nav-link{padding:9px 11px;font-size:14px}
  .header-actions{gap:8px}
}
@media (max-width:1024px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .live-badge{display:none}
  .header-inner{gap:10px}
  .header-cta .btn span.long-text{display:none}
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero-visual{max-width:540px}
  .steps-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .step-arrow{display:none}
  .task-layout{grid-template-columns:1fr}
  .news-feature-grid{grid-template-columns:1fr}
  .reward-slider{grid-auto-columns:240px}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .countdown{display:none}
  .brand-copy strong{font-size:15px}
  .hero{padding-top:calc(var(--header-h) + 30px)}
  .hero-title{letter-spacing:0}
  .hero-metric-strip{grid-template-columns:1fr;gap:16px}
  .metric-block + .metric-block{border-left:0;border-top:1px solid rgba(255,255,255,.14);padding-left:0;padding-top:18px}
  .steps-grid{grid-template-columns:1fr}
  .step-no{margin-bottom:24px}
  .panel-card{padding:22px}
  .reward-section .section-title{color:var(--c-text)}
  .news-row-item{grid-template-columns:90px 1fr;gap:10px}
  .footer-grid{grid-template-columns:1fr;gap:34px}
  .cta-band h2{font-size:24px}
  .hero-actions .btn{flex:1;min-width:150px}
}
@media (max-width:520px){
  .header-cta .btn{padding-left:16px;padding-right:16px}
  .brand-copy em{display:none}
  .news-post-copy h3{font-size:18px}
  .news-row-copy h3{font-size:14px}
  .news-row-item{grid-template-columns:78px 1fr}
  .hero-desc{font-size:15px}
}

/* roulang page: article */
:root {
            --ink: #075E5A;
            --teal: #0B8A80;
            --mint: #14B8A6;
            --sand: #E57A32;
            --amber: #F2B233;
            --paper: #F5F1EA;
            --deep: #0A3533;
            --body: #1F2A2A;
            --sub: #5B6B6A;
            --weak: #8B9998;
            --line: #E7E2D8;
            --white: #FFFFFF;
            --radius: 18px;
            --radius-lg: 24px;
            --shadow-static: 0 8px 20px rgba(30,50,45,0.06);
            --shadow-float: 0 16px 36px rgba(30,50,45,0.12);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --font-numeric: "DIN Alternate", Bahnschrift, "Segoe UI", monospace;
        }

        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--paper);
            color: var(--body);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--ink);
            text-decoration: none;
            transition: color .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
        }
        * {
            box-sizing: border-box;
        }
        .site-header {
            position: sticky;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 50;
            background: rgba(10, 53, 51, .94);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            transition: background .3s ease, box-shadow .3s ease, border-bottom .3s ease;
        }
        .site-header.is-scrolled {
            background: rgba(245, 241, 234, .96);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 4px 16px rgba(30, 50, 45, .05);
        }
        .site-header.is-scrolled .brand-copy strong,
        .site-header.is-scrolled .brand-copy em,
        .site-header.is-scrolled .nav-link,
        .site-header.is-scrolled .countdown span,
        .site-header.is-scrolled .countdown b,
        .site-header.is-scrolled .live-badge {
            color: var(--body);
        }
        .site-header.is-scrolled .live-badge {
            border-color: rgba(7, 94, 90, .3);
            background: rgba(7, 94, 90, .08);
            color: var(--ink);
        }
        .site-header.is-scrolled .countdown b {
            color: var(--ink);
        }
        .site-header.is-scrolled .brand-mark {
            border-color: var(--ink);
        }
        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            min-height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .brand-mark {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 2px solid var(--sand);
            position: relative;
            display: inline-block;
            flex-shrink: 0;
        }
        .brand-mark::before {
            content: '';
            position: absolute;
            inset: 6px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, var(--mint) 0%, var(--ink) 70%);
        }
        .brand-mark::after {
            content: '';
            position: absolute;
            width: 10px;
            height: 10px;
            background: var(--sand);
            border-radius: 50%;
            right: 2px;
            bottom: 4px;
            box-shadow: 0 0 8px rgba(229, 122, 50, .5);
        }
        .brand-copy {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-copy strong {
            font-size: 17px;
            font-weight: 800;
            color: #fff;
            letter-spacing: .5px;
            transition: color .3s ease;
        }
        .brand-copy em {
            font-size: 12px;
            font-style: normal;
            color: rgba(255, 255, 255, .62);
            letter-spacing: 2px;
            margin-top: 2px;
            transition: color .3s ease;
        }
        .site-header.is-scrolled .brand-copy strong {
            color: var(--deep);
        }
        .site-header.is-scrolled .brand-copy em {
            color: var(--sub);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 30px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, .84);
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
            transition: color .25s;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--sand);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .25s ease;
        }
        .nav-link:hover,
        .nav-link.is-active {
            color: var(--sand);
        }
        .nav-link.is-active::after,
        .nav-link:hover::after {
            transform: scaleX(1);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .countdown {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, .06);
            border-radius: 999px;
            padding: 4px 12px 4px 8px;
        }
        .countdown span {
            font-size: 12px;
            color: rgba(255, 255, 255, .8);
        }
        .countdown b {
            font-family: var(--font-numeric);
            font-size: 15px;
            color: #fff;
            letter-spacing: 1px;
            font-weight: 600;
        }
        .live-badge {
            font-size: 12px;
            color: #fff;
            padding: 5px 12px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, .3);
            background: rgba(7, 94, 90, .2);
            white-space: nowrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: 999px;
            cursor: pointer;
            border: 2px solid transparent;
            transition: all .25s ease;
            text-decoration: none;
            font-family: inherit;
        }
        .btn svg {
            transition: transform .25s ease;
        }
        .btn:hover svg {
            transform: translateX(3px);
        }
        .btn-primary {
            background: var(--sand);
            border-color: var(--sand);
            color: #fff;
        }
        .btn-primary:hover {
            background: #C86726;
            border-color: #C86726;
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(229, 122, 50, .3);
            color: #fff;
        }
        .btn-outline-dark {
            background: transparent;
            border-color: rgba(255, 255, 255, .6);
            color: #fff;
        }
        .btn-outline-dark:hover {
            background: #fff;
            color: var(--deep);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .btn-outline-teal {
            background: transparent;
            border-color: var(--ink);
            color: var(--ink);
        }
        .btn-outline-teal:hover {
            background: var(--ink);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-white {
            background: #fff;
            border-color: var(--ink);
            color: var(--ink);
        }
        .btn-white:hover {
            background: var(--ink);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-sm {
            min-height: 38px;
            padding: 0 18px;
            font-size: 14px;
            font-weight: 700;
        }
        .btn-lg {
            min-height: 52px;
            padding: 0 32px;
            font-size: 17px;
            font-weight: 700;
        }
        .btn:focus-visible {
            outline: 3px solid var(--amber);
            outline-offset: 2px;
        }
        .site-header .btn-primary {
            min-height: 36px;
            font-size: 14px;
            font-weight: 700;
            padding: 0 18px;
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .24);
            border-radius: 10px;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            color: #fff;
            cursor: pointer;
            transition: border-color .2s, background .2s;
        }
        .site-header.is-scrolled .nav-toggle {
            border-color: var(--line);
            color: var(--ink);
        }
        .nav-toggle:focus-visible {
            outline: 3px solid var(--amber);
            outline-offset: 2px;
        }
        .mobile-menu {
            position: fixed;
            top: 0;
            right: 0;
            width: min(360px, 86vw);
            height: 100vh;
            background: #0d3435;
            z-index: 100;
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            transform: translateX(100%);
            transition: transform .3s ease;
            overflow-y: auto;
        }
        .mobile-menu.open {
            transform: translateX(0);
        }
        .mobile-menu-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 32px;
        }
        .mobile-menu-close {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, .08);
            color: #fff;
            border: none;
            border-radius: 12px;
            cursor: pointer;
        }
        .mobile-menu-nav {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .mobile-menu-nav a {
            color: rgba(255, 255, 255, .84);
            font-size: 18px;
            font-weight: 600;
            padding: 14px 10px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .mobile-menu-nav a.is-active {
            color: var(--sand);
            background: rgba(229, 122, 50, .12);
        }
        .mobile-menu-nav a:hover {
            background: rgba(255, 255, 255, .07);
            color: var(--sand);
        }
        .menu-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, .4);
            z-index: 90;
            opacity: 0;
            visibility: hidden;
            transition: all .3s ease;
        }
        .menu-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        .mobile-menu .btn-lg {
            margin-top: auto;
            width: 100%;
            margin-bottom: 20px;
            justify-content: center;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .article-hero {
            background:
                linear-gradient(rgba(10, 53, 51, .88), rgba(10, 53, 51, .1)),
                url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 70px 0 50px;
            position: relative;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .62);
            margin-bottom: 26px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, .8);
        }
        .breadcrumb a:hover {
            color: var(--sand);
        }
        .breadcrumb span {
            color: var(--sand);
        }
        .breadcrumb .sep {
            color: rgba(255, 255, 255, .32);
        }
        .article-hero-category {
            display: inline-block;
            background: rgba(229, 122, 50, .2);
            color: var(--sand);
            font-size: 13px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: 1px;
            border: 1px solid rgba(229, 122, 50, .34);
        }
        .article-hero-title {
            font-size: clamp(1.6rem, 3.2vw, 2.6rem);
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            max-width: 900px;
            margin-top: 16px;
            margin-bottom: 12px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px 22px;
            margin-top: 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, .54);
        }
        .article-meta span {
            position: relative;
        }
        .article-main {
            padding: 56px 0 86px;
            background: var(--paper);
        }
        .article-layout {
            display: flex;
            gap: 44px;
            align-items: flex-start;
        }
        .article-sidebar {
            width: 240px;
            flex-shrink: 0;
            background: #fff;
            border-radius: var(--radius) ;
            padding: 24px 20px;
            box-shadow: var(--shadow-static);
            position: sticky;
            top: 100px;
            border: 1px solid var(--line);
        }
        .article-sidebar h4 {
            font-size: 15px;
            font-weight: 800;
            color: var(--deep);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--line);
            letter-spacing: .5px;
        }
        .article-store-nav {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .article-store-nav li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            color: var(--sub);
            border-left: 3px solid transparent;
            border-radius: 4px;
        }
        .article-store-nav li a:hover {
            color: var(--ink);
            border-left-color: var(--sand);
            background: rgba(7, 94, 90, .04);
        }
        .article-store-nav li.active a {
            color: var(--ink);
            border-left-color: var(--sand);
            font-weight: 700;
            background: rgba(7, 94, 90, .05);
        }
        .article-sidebar .safe-tip {
            margin-top: 26px;
            padding: 14px;
            background: rgba(7, 94, 90, .06);
            border-radius: 12px;
            font-size: 12px;
            line-height: 1.6;
            color: var(--sub);
        }
        .article-content-wrap {
            flex: 1;
            min-width: 0;
        }
        .article-card-wrap {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--line);
            box-shadow: var(--shadow-static);
            padding: 48px clamp(22px, 5vw, 72px);
        }
        .article-cms-content {
            max-width: 100%;
            font-size: 16.5px;
            line-height: 1.82;
            color: var(--body);
            overflow-wrap: break-word;
            word-break: break-word;
        }
        .article-cms-content h1,
        .article-cms-content h2,
        .article-cms-content h3,
        .article-cms-content h4 {
            color: var(--deep);
            font-weight: 700;
            line-height: 1.35;
            margin: 1.6em 0 .55em;
            position: relative;
        }
        .article-cms-content h1 {
            font-size: 30px;
            padding-bottom: 16px;
            border-bottom: 2px solid var(--line);
            margin-bottom: 32px;
            margin-top: 0;
        }
        .article-cms-content h2 {
            font-size: 24px;
            padding-left: 16px;
            border-left: 5px solid var(--sand);
            margin-top: 2em;
        }
        .article-cms-content h3 {
            font-size: 19px;
            margin-top: 2.4em;
        }
        .article-cms-content h4 {
            font-size: 17px;
        }
        .article-cms-content p {
            margin: 1em 0;
        }
        .article-cms-content a {
            color: var(--teal);
            text-decoration: underline;
            text-underline-offset: 4px;
        }
        .article-cms-content a:hover {
            color: var(--ink);
        }
        .article-cms-content strong {
            color: var(--deep);
            font-weight: 700;
        }
        .article-cms-content ul,
        .article-cms-content ol {
            margin: 1em 0;
            padding-left: 1.5em;
        }
        .article-cms-content ul li,
        .article-cms-content ol li {
            margin: .5em 0;
            position: relative;
        }
        .article-cms-content ul {
            list-style: none;
            padding-left: 6px;
        }
        .article-cms-content ul li {
            padding-left: 26px;
        }
        .article-cms-content ul li::before {
            content: '';
            position: absolute;
            left: 4px;
            top: .78em;
            width: 8px;
            height: 8px;
            border-radius: 2px;
            background: var(--sand);
            transform: rotate(45deg);
        }
        .article-cms-content ol {
            list-style: decimal;
        }
        .article-cms-content ol li::marker {
            color: var(--sand);
            font-weight: 700;
        }
        .article-cms-content blockquote {
            margin: 1.5em 0;
            padding: 18px 22px;
            border-left: 4px solid var(--sand);
            background: #FBF7F1;
            border-radius: 0 12px 12px 0;
            color: var(--sub);
            font-style: normal;
            line-height: 1.7;
        }
        .article-cms-content img {
            border-radius: 16px;
            margin: 1.4em 0;
            box-shadow: var(--shadow-static);
        }
        .article-cms-content figure {
            margin: 2em 0;
        }
        .article-cms-content figcaption {
            text-align: center;
            font-size: 13px;
            color: var(--weak);
            margin-top: 10px;
        }
        .article-cms-content hr {
            margin: 2em 0;
            border: none;
            border-top: 1px solid var(--line);
        }
        .article-cms-content code {
            background: rgba(7, 94, 90, .08);
            border-radius: 6px;
            padding: 2px 8px;
            font-size: .9em;
            color: var(--ink);
            font-family: "SFMono-Regular", Consolas, monospace;
        }
        .article-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 30px;
            padding-top: 26px;
            border-top: 1px solid var(--line);
            align-items: center;
        }
        .btn-article-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--ink);
            color: #fff;
            font-weight: 600;
            font-size: 14.5px;
            min-height: 46px;
            padding: 0 26px;
            border-radius: 999px;
            transition: all .25s ease;
            border: 2px solid transparent;
        }
        .btn-article-back:hover {
            background: #0a4540;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(7, 94, 90, .25);
            color: #fff;
        }
        .article-share {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .article-share-label {
            font-size: 13px;
            color: var(--weak);
        }
        .share-link {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--line);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--sub);
            background: #fff;
            transition: all .25s ease;
        }
        .share-link:hover {
            background: var(--ink);
            border-color: var(--ink);
            color: #fff;
            transform: translateY(-2px);
        }
        .article-related {
            margin-top: 48px;
            padding-top: 28px;
            border-top: 1px solid var(--line);
        }
        .related-title {
            font-size: 20px;
            font-weight: 800;
            color: var(--deep);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-grid-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .related-card {
            background: #fff;
            border-radius: 16px;
            border: 1px solid var(--line);
            padding: 18px 20px;
            display: flex;
            gap: 14px;
            align-items: center;
            transition: all .25s ease;
            box-shadow: var(--shadow-static);
            min-width: 0;
        }
        .related-card:hover {
            box-shadow: var(--shadow-float);
            transform: translateY(-3px);
            border-color: rgba(7, 94, 90, .2);
        }
        .related-card .thumb {
            width: 88px;
            height: 66px;
            border-radius: 10px;
            object-fit: cover;
            background: var(--line);
            flex-shrink: 0;
        }
        .related-card-body {
            min-width: 0;
        }
        .related-card-body a.link-title {
            font-weight: 700;
            font-size: 15px;
            color: var(--deep);
            line-height: 1.4;
            transition: color .2s;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card-body a.link-title:hover {
            color: var(--sand);
        }
        .related-date {
            font-size: 12px;
            color: var(--weak);
        }
        .not-found-box {
            background: #fff;
            border-radius: 24px;
            border: 1px solid var(--line);
            text-align: center;
            padding: 80px 24px;
        }
        .not-found-icon {
            width: 84px;
            height: 84px;
            border-radius: 50%;
            background: #F3EEE7;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            color: var(--weak);
        }
        .not-found-box h2 {
            font-size: 24px;
            font-weight: 800;
            color: var(--deep);
            margin-bottom: 12px;
        }
        .not-found-box p {
            color: var(--sub);
            margin-bottom: 28px;
        }
        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            width: auto;
            margin: 0 auto;
        }
        .site-footer {
            background: #0A3533;
            padding: 60px 0 28px;
            color: rgba(255, 255, 255, .7);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 38px;
            border-bottom: 1px solid rgba(255, 255, 255, .12);
        }
        .site-footer .brand-copy strong {
            color: #fff;
        }
        .site-footer .brand-copy em {
            color: rgba(255, 255, 255, .5);
        }
        .site-footer .brand-mark {
            border-color: var(--sand);
        }
        .footer-about {
            font-size: 14px;
            color: rgba(255, 255, 255, .54);
            line-height: 1.9;
            margin-top: 18px;
            max-width: 360px;
        }
        .footer-title {
            font-size: 16px;
            color: #fff;
            font-weight: 700;
            margin: 6px 0 16px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .56);
            font-size: 14px;
        }
        .footer-links a:hover {
            color: var(--sand);
        }
        .footer-meta {
            padding-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 4px;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .32);
            text-align: center;
        }
        .footer-meta span:first-child {
            margin-right: 6px;
        }
        .footer-meta a {
            color: rgba(255, 255, 255, .4);
        }
        .footer-meta a:hover {
            color: var(--sand);
        }

        @media (min-width: 1280px) {
            .header-inner {
                padding: 0 32px;
            }
        }
        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }
            .header-actions .countdown,
            .header-actions .live-badge {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .article-sidebar {
                display: none;
            }
            .article-layout {
                display: block;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                min-height: 64px;
                padding: 0 16px;
                flex-wrap: wrap;
            }
            .brand-mark {
                width: 34px;
                height: 34px;
            }
            .brand-copy strong {
                font-size: 15px;
            }
            .brand-copy em {
                font-size: 11px;
            }
            .header-actions {
                gap: 6px;
            }
            .header-cta {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-meta {
                flex-direction: column;
            }
            .article-card-wrap {
                padding: 32px 20px;
            }
            .article-main {
                padding: 36px 0 64px;
            }
            .article-hero {
                padding: 54px 0 36px;
            }
            .breadcrumb {
                font-size: 13px;
            }
            .related-grid-cards {
                grid-template-columns: 1fr;
            }
            .article-actions {
                flex-direction: column;
                align-items: flex-start;
            }
            .article-share {
                margin-left: 0;
            }
            .btn-lg {
                width: 100%;
            }
            .article-cms-content {
                font-size: 15.5px;
            }
        }
        @media (max-width: 520px) {
            .header-inner {
                gap: 8px;
            }
            .countdown {
                display: none !important;
            }
            .live-badge {
                display: none !important;
            }
            .article-hero-title {
                font-size: 22px;
            }
            .article-meta {
                flex-direction: column;
                gap: 8px;
            }
            .article-sidebar {
                display: none;
            }
        }

/* roulang page: category2 */
:root {
    --color-primary: #075E5A;
    --color-primary-light: #0B8A80;
    --color-primary-bright: #14B8A6;
    --color-action: #E57A32;
    --color-gold: #F2B233;
    --color-bg: #F5F1EA;
    --color-surface: #FFFFFF;
    --color-surface-warm: #FFF9F0;
    --color-dark: #0A3533;
    --color-dark-deeper: #062423;
    --color-text: #1F2A2A;
    --color-text-sub: #5B6B6A;
    --color-text-weak: #8B9998;
    --color-border: #E2E0D8;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-soft: 0 8px 20px rgba(30, 50, 45, 0.06);
    --shadow-lift: 0 16px 36px rgba(30, 50, 45, 0.12);
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
      "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    --font-mono: "SFMono-Regular", "Roboto Mono", "Menlo", "Consolas", monospace;
  }

  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }
  html {
    scroll-behavior: smooth;
  }
  body {
    margin: 0;
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }
  h1, h2, h3, h4, p, figure, blockquote {
    margin: 0;
  }
  img {
    display: block;
    max-width: 100%;
  }
  a {
    color: inherit;
    text-decoration: none;
  }
  button, input, select, textarea {
    font: inherit;
  }
  :focus-visible {
    outline: 2px solid var(--color-primary-light);
    outline-offset: 3px;
    border-radius: 4px;
  }
  .container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
  }
  .reading-container {
    max-width: 760px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  /* 品牌导航 */
  .site-header {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 100;
    transition: background-color .3s ease, box-shadow .3s ease;
    background: transparent;
  }
  .site-header.is-scrolled {
    background: rgba(245, 241, 234, .95);
    box-shadow: 0 1px 0 rgba(30, 50, 45, .08);
    border-bottom: 1px solid rgba(226, 224, 216, .9);
  }
  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
  }
  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
  }
  .brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 12px;
    background:
      radial-gradient(circle at 70% 30%, var(--color-gold) 0 3px, transparent 3px),
      radial-gradient(circle at 60% 50%, var(--color-primary-bright) 0 55%, transparent 56%),
      linear-gradient(135deg, var(--color-primary) 0%, var(--color-dark) 100%);
    position: relative;
    overflow: hidden;
  }
  .brand-mark::after {
    content: "";
    position: absolute;
    width: 14px;
    height: 6px;
    left: 4px;
    bottom: 4px;
    background: rgba(255, 255, 255, .26);
    border-radius: 999px;
    transform: rotate(-18deg);
  }
  .brand-copy {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
  }
  .brand-copy strong {
    font-size: 16px;
    font-weight: 800;
    letter-spacing: .02em;
    color: var(--color-text);
    white-space: nowrap;
  }
  .brand-copy em {
    font-style: normal;
    font-size: 11px;
    color: var(--color-text-weak);
    letter-spacing: .04em;
  }
  .main-nav {
    display: flex;
    align-items: center;
    gap: 30px;
  }
  .nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-sub);
    position: relative;
    padding: 6px 2px;
    transition: color .18s ease;
  }
  .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 2px;
    border-radius: 999px;
    background: var(--color-action);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform .22s ease;
  }
  .nav-link:hover {
    color: var(--color-primary);
  }
  .nav-link:hover::after {
    transform: scaleX(1);
  }
  .nav-link.is-active {
    color: var(--color-primary);
    font-weight: 700;
  }
  .nav-link.is-active::after {
    transform: scaleX(1);
  }
  .header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .countdown {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    text-align: right;
  }
  .countdown span {
    font-size: 10px;
    color: var(--color-text-weak);
    text-transform: uppercase;
    letter-spacing: .05em;
  }
  .countdown b {
    font-family: var(--font-mono);
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text);
  }
  .live-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-primary);
    background: rgba(11, 138, 128, .12);
    border-radius: 999px;
    padding: 4px 10px;
  }
  .live-badge::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #0AB37C;
    box-shadow: 0 0 0 3px rgba(10, 179, 124, .15);
  }
  .header-cta {
    display: flex;
  }
  .nav-toggle {
    display: none;
    border: 0;
    background: transparent;
    padding: 8px;
    color: var(--color-text);
    cursor: pointer;
    transition: color .2s;
  }
  .nav-toggle:hover {
    color: var(--color-action);
  }

  /* 按钮 */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 999px;
    font-weight: 700;
    line-height: 1;
    transition: transform .18s ease, box-shadow .18s ease,
      background-color .18s ease, border-color .18s ease, color .18s ease;
    border: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
  }
  .btn-primary {
    background: var(--color-action);
    color: #fff;
    box-shadow: 0 6px 16px rgba(229, 122, 50, .24);
  }
  .btn-primary:hover {
    background: #C95D22;
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(229, 122, 50, .30);
  }
  .btn-primary:active {
    transform: translateY(0) scale(.97);
    box-shadow: 0 3px 8px rgba(229, 122, 50, .25);
  }
  .btn-outline-light {
    border: 2px solid rgba(255, 255, 255, .8);
    color: #fff;
    background: transparent;
  }
  .btn-outline-light:hover {
    background: rgba(255, 255, 255, .12);
    border-color: #fff;
  }
  .btn-outline-light:active {
    transform: scale(.96);
  }
  .btn-outline-dark {
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    background: transparent;
  }
  .btn-outline-dark:hover {
    background: var(--color-primary);
    color: #fff;
  }
  .btn-sm {
    padding: 8px 18px;
    font-size: 14px;
  }
  .btn-lg {
    padding: 14px 34px;
    font-size: 16px;
  }
  .btn svg {
    transition: transform .2s ease;
  }
  .btn:hover svg {
    transform: translateX(3px);
  }

  /* ===== Hero ===== */
  .rules-hero {
    position: relative;
    background: var(--color-dark);
    overflow: hidden;
    padding: 156px 0 72px;
  }
  .rules-hero-bg {
    position: absolute;
    inset: 0;
    background-image: url("/assets/images/backpic/back-2.png");
    background-size: cover;
    background-position: center;
    opacity: .36;
  }
  .rules-hero-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
      linear-gradient(95deg, var(--color-dark) 0%, rgba(10, 53, 51, .82) 46%, rgba(10, 53, 51, .28) 100%);
  }
  .rules-hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .8fr);
    gap: 56px;
    align-items: center;
  }
  .hero-tagline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .2);
    backdrop-filter: none;
    border-radius: 999px;
    padding: 6px 14px;
    font-size: 13px;
    color: #E6F4F2;
    margin-bottom: 24px;
  }
  .hero-tagline::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-gold);
    box-shadow: 0 0 12px rgba(242, 178, 51, .6);
    margin-right: 2px;
  }
  .rules-hero h1 {
    font-size: clamp(36px, 5vw, 58px);
    font-weight: 800;
    color: #FDF9F2;
    line-height: 1.2;
    letter-spacing: 0;
    margin-bottom: 18px;
  }
  .rules-hero-sub {
    color: #C5D6D3;
    font-size: 16px;
    line-height: 1.8;
    max-width: 540px;
    margin-bottom: 34px;
  }
  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
  }
  .rules-hero-card {
    position: relative;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: var(--radius-lg);
    padding: 20px 22px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .rules-hero-card .mini-label {
    font-size: 13px;
    color: #A6C3BF;
  }
  .rules-hero-card strong {
    color: #FFF;
    font-size: 26px;
    font-weight: 800;
    font-family: var(--font-mono);
    line-height: 1;
  }

  /* 版块通用 */
  .section-block {
    padding: 96px 0;
  }
  .section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .08em;
    color: var(--color-primary-light);
    text-transform: uppercase;
    margin-bottom: 12px;
  }
  .section-label::before {
    content: "";
    width: 22px;
    height: 2px;
    background: var(--color-action);
    border-radius: 999px;
    transform: translateY(-1px);
  }
  .section-title {
    font-size: clamp(26px, 3.2vw, 38px);
    font-weight: 800;
    color: var(--color-text);
    line-height: 1.25;
    margin-bottom: 16px;
  }
  .section-desc {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text-sub);
    max-width: 720px;
    margin-bottom: 40px;
  }

  /* 智能时间线 */
  .timeline-wrap {
    position: relative;
    margin-top: 18px;
  }
  .timeline-intro-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    background: #FFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    padding: 36px;
    margin-bottom: 48px;
  }
  .timeline-copy h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: 10px;
  }
  .timeline-copy p {
    font-size: 15px;
    color: var(--color-text-sub);
    margin-bottom: 14px;
  }
  .check-list {
    list-style: none;
    padding: 0;
    margin: 8px 0 0;
    display: grid;
    gap: 8px;
  }
  .check-list li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 14px;
    color: var(--color-text);
  }
  .check-list li svg {
    flex-shrink: 0;
    margin-top: 4px;
    color: var(--color-primary-light);
  }
  .timeline-figure {
    border-radius: var(--radius-lg);
    overflow: hidden;
    min-height: 220px;
    background: #EAF3F1;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .timeline-vertical {
    position: relative;
    display: grid;
    gap: 0;
    margin: 12px 0 0;
  }
  .timeline-step {
    position: relative;
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 28px;
    padding-bottom: 40px;
  }
  .timeline-step:last-child {
    padding-bottom: 0;
  }
  .timeline-step::before {
    content: "";
    position: absolute;
    left: 37px;
    top: 54px;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-primary-light), rgba(11, 138, 128, .1));
  }
  .timeline-step:last-child::before {
    display: none;
  }
  .step-badge {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: var(--color-dark);
    border: 3px solid #FDF9F2;
    box-shadow: 0 0 0 1px rgba(11, 138, 128, .3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFF;
    font-weight: 800;
    font-size: 19px;
    font-family: var(--font-sans);
    position: relative;
    z-index: 1;
  }
  .step-badge.is-done {
    background: var(--color-primary-light);
  }
  .step-badge.is-hot {
    background: var(--color-action);
  }
  .step-body {
    background: #FFF;
    border: 1px solid var(--color-border);
    border-radius: 18px;
    padding: 26px 30px;
    box-shadow: var(--shadow-soft);
    transition: transform .25s ease, box-shadow .25s ease;
  }
  .step-body:hover {
    box-shadow: var(--shadow-lift);
    transform: translateY(-2px);
  }
  .step-body h3 {
    font-size: 19px;
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: 6px;
  }
  .step-body .step-meta {
    font-size: 13px;
    color: var(--color-text-weak);
    margin-bottom: 10px;
  }
  .step-body p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-sub);
  }
  .step-tags-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
  }
  .mini-chip {
    background: #EEF6F4;
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 600;
    border-radius: 999px;
    padding: 4px 10px;
  }
  .mini-chip.gold {
    background: #FDF3DF;
    color: #A26E10;
  }

  /* 表格规则 */
  .rule-table-section {
    background: #FFFFFF;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
  }
  .table-wrap {
    overflow-x: auto;
    background: #FFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
  }
  .rule-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
    font-size: 15px;
  }
  .rule-table caption {
    font-size: 14px;
    color: var(--color-text-weak);
    text-align: left;
    padding: 14px 22px;
    border-bottom: 1px solid var(--color-border);
  }
  .rule-table th {
    background: #F6F3ED;
    font-weight: 800;
    color: var(--color-text);
    font-size: 13px;
    letter-spacing: .04em;
    text-align: left;
    padding: 15px 20px;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
  }
  .rule-table td {
    padding: 18px 20px;
    border-bottom: 1px solid #EDEAE4;
    line-height: 1.7;
    vertical-align: top;
    color: var(--color-text);
  }
  .rule-table tr:last-child td {
    border-bottom: none;
  }
  .rule-table tr:hover td {
    background-color: #FAF8F4;
  }
  .tag-status {
    display: inline-block;
    border-radius: 999px;
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 700;
  }
  .tag-status.doc {
    background: #EEF6F4;
    color: #0B6B63;
  }
  .tag-status.time {
    background: #FDF3DF;
    color: #A26E10;
  }
  .tag-status.gold {
    background: #FFF1E5;
    color: #C75A16;
  }

  /* 新手速览 */
  .fastguide-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    margin-bottom: 48px;
  }
  .fast-card {
    background: #FFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    padding: 30px 26px;
    transition: transform .22s ease, box-shadow .22s ease;
    position: relative;
    overflow: hidden;
  }
  .fast-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    border-radius: 999px 999px 0 0;
  }
  .fast-card:nth-child(2)::before {
    background: linear-gradient(90deg, var(--color-action), var(--color-gold));
  }
  .fast-card:nth-child(3)::before {
    background: linear-gradient(90deg, var(--color-primary-bright), var(--color-primary-light));
  }
  .fast-card:hover {
    box-shadow: var(--shadow-lift);
    transform: translateY(-4px);
  }
  .fast-card .card-num {
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .1em;
    color: var(--color-primary-light);
    margin-bottom: 6px;
  }
  .fast-card h3 {
    font-size: 19px;
    font-weight: 800;
    margin-bottom: 8px;
    color: var(--color-text);
  }
  .fast-card p {
    font-size: 14px;
    color: var(--color-text-sub);
    line-height: 1.8;
    margin-bottom: 20px;
  }
  .fast-card a {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }
  .fast-card a:hover {
    color: var(--color-action);
  }

  /* cta-banner */
  .cta-rule-banner {
    background: var(--color-dark);
    background-image: radial-gradient(circle at 75% 18%, rgba(11, 138, 128, .24), transparent 42%),
      linear-gradient(to right, var(--color-dark-deeper), var(--color-dark));
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lift);
    padding: 52px 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 32px;
    overflow: hidden;
    position: relative;
  }
  .cta-rule-banner::after {
    content: "";
    position: absolute;
    right: -60px;
    top: -60px;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: rgba(242, 178, 51, .26);
    filter: blur(48px);
    pointer-events: none;
  }
  .cta-rule-copy {
    position: relative;
    z-index: 2;
    max-width: 620px;
  }
  .cta-rule-copy h2 {
    color: #FDF9F2;
    font-size: clamp(24px, 3.2vw, 34px);
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 10px;
  }
  .cta-rule-copy p {
    color: #B9CDC9;
    font-size: 15px;
    line-height: 1.8;
  }
  .cta-rule-actions {
    position: relative;
    z-index: 2;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
  }

  /* FAQ */
  .faq-wrap {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    gap: 14px;
  }
  .faq-item {
    background: #FFF;
    border: 1px solid var(--color-border);
    border-radius: 18px;
    box-shadow: var(--shadow-soft);
    overflow: hidden;
    transition: border-color .18s ease, box-shadow .18s ease;
  }
  .faq-item:hover {
    border-color: rgba(11, 138, 128, .5);
  }
  .faq-summary {
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    cursor: pointer;
    padding: 22px 26px;
    font-weight: 700;
    font-size: 17px;
    color: var(--color-text);
    user-select: none;
  }
  .faq-summary::-webkit-details-marker {
    display: none;
  }
  .faq-icon {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #F0EDE6;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform .25s ease, background-color .2s;
    color: var(--color-primary);
  }
  .faq-item[open] .faq-icon {
    transform: rotate(45deg);
    background: var(--color-primary);
    color: #fff;
  }
  .faq-content {
    padding: 0 26px 22px;
    color: var(--color-text-sub);
    font-size: 15px;
    line-height: 1.85;
  }

  /* 结尾帮助 */
  .support-tip {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 60px;
  }
  .support-tip .tip-card {
    border: 1px dashed var(--color-primary-light);
    background: #F7FCFA;
    padding: 28px;
    border-radius: var(--radius-lg);
    display: flex;
    gap: 18px;
  }
  .tip-card svg {
    flex-shrink: 0;
  }
  .tip-card h3 {
    font-weight: 800;
    font-size: 17px;
    margin-bottom: 6px;
  }
  .tip-card p {
    font-size: 14px;
    color: var(--color-text-sub);
    line-height: 1.75;
  }

  /* footer */
  .site-footer {
    background: var(--color-dark-deeper);
    color: #C9D8D5;
    padding: 70px 0 36px;
  }
  .site-footer .brand .brand-copy strong {
    color: #FFF;
  }
  .site-footer .brand .brand-copy em {
    color: #88A6A1;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 44px;
    padding-bottom: 46px;
    border-bottom: 1px solid rgba(255, 255, 255, .12);
  }
  .footer-about {
    font-size: 14px;
    line-height: 1.8;
    color: #95B0AC;
    margin-top: 14px;
    max-width: 360px;
  }
  .footer-title {
    font-size: 14px;
    font-weight: 800;
    color: #FFF;
    margin-bottom: 20px;
    letter-spacing: .04em;
  }
  .footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .footer-links a {
    color: #95B0AC;
    font-size: 15px;
    transition: color .18s ease, padding-left .18s ease;
  }
  .footer-links a:hover {
    color: #FDF9F2;
    padding-left: 5px;
  }
  .footer-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 28px;
    font-size: 13px;
    color: #71918D;
  }

  /* ======= 响应式 ======= */
  @media (max-width: 1024px) {
    .main-nav {
      gap: 18px;
    }
    .header-actions .countdown {
      display: none;
    }
    .rules-hero-inner {
      grid-template-columns: 1fr;
      gap: 32px;
    }
    .fastguide-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    .support-tip {
      grid-template-columns: 1fr;
    }
  }
  @media (max-width: 820px) {
    .header-inner {
      height: 64px;
    }
    .main-nav {
      display: none;
    }
    .header-actions .live-badge,
    .header-actions .countdown {
      display: none;
    }
    .nav-toggle {
      display: block;
    }
    .header-cta {
      display: none;
    }
  }
  @media (max-width: 767px) {
    .section-block {
      padding: 64px 0;
    }
    .timeline-intro-card {
      grid-template-columns: 1fr;
      padding: 24px;
      gap: 24px;
    }
    .fastguide-grid {
      grid-template-columns: 1fr;
    }
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 32px;
    }
    .footer-meta {
      flex-direction: column;
      justify-content: flex-start;
      text-align: left;
    }
    .cta-rule-banner {
      padding: 32px 24px;
      flex-direction: column;
      align-items: flex-start;
    }
    .cta-rule-actions {
      width: 100%;
    }
    .cta-rule-actions .btn {
      width: 100%;
    }
    .rules-hero {
      padding: 112px 0 48px;
    }
    .brand-copy strong {
      font-size: 14px;
    }
    .brand-copy em {
      display: none;
    }
  }
  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation-duration: 0.01ms !important;
      transition-duration: 0.01ms !important;
    }
  }

.mobile-drawer {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    padding: 20px 24px 32px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 20px 30px rgba(30,50,45,.08);
  }
  .mobile-drawer.is-open {
    display: block;
  }
  .mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .mobile-nav-links .nav-link {
    padding: 10px 4px;
    font-size: 17px;
    border-bottom: 1px solid rgba(226,224,216,.8);
  }
  .mobile-nav-links .btn {
    margin-top: 12px;
    width: 100%;
  }
  @media (min-width: 821px) {
    .mobile-drawer {
      display: none !important;
    }
  }

.timeline-outer {
      background: #FFFFFF;
      border-bottom: 1px solid var(--color-border);
    }
    .timeline-container {
      max-width: 1000px;
      margin: 0 auto;
      padding: 90px 24px;
    }
    .timeline-card-visual {
      position: relative;
      background: var(--dark, #062d2a);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-lift);
      margin-bottom: 50px;
    }
    .timeline-card-visual img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    @media (max-width: 767px) {
      .timeline-container {
        padding: 64px 20px;
      }
    }

/* roulang page: category1 */
:root {
    --brand-deep: #075E5A;
    --brand-mid: #0B8A80;
    --brand-bright: #14B8A6;
    --accent: #E57A32;
    --accent-deep: #C75F1F;
    --gold: #F2B233;
    --ink: #1F2A2A;
    --muted: #5B6B6A;
    --weak: #8B9998;
    --paper: #F5F1EA;
    --warm-white: #FFFCF5;
    --deep-bg: #0A3533;
    --deep-bg-2: #09302E;
    --line: #E2E0D8;
    --card-shadow: 0 8px 20px rgba(30, 50, 45, 0.06);
    --hover-shadow: 0 16px 36px rgba(30, 50, 45, 0.12);
    --radius: 18px;
    --container: 1240px;
    --font-sans: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
    --font-mono: ui-monospace, "SFMono-Regular", "Roboto Mono", "Cascadia Code", Menlo, Consolas, monospace;
  }

  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    scroll-padding-top: 88px;
  }

  body {
    margin: 0;
    font-family: var(--font-sans);
    background: var(--paper);
    color: var(--ink);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }

  body.no-scroll {
    overflow: hidden;
  }

  img {
    max-width: 100%;
    display: block;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  ul,
  ol {
    margin: 0;
    padding: 0;
    list-style: none;
  }

  h1,
  h2,
  h3,
  h4,
  p {
    margin: 0;
  }

  button,
  input,
  select,
  textarea {
    font: inherit;
  }

  button {
    cursor: pointer;
    border: 0;
    background: none;
  }

  ::selection {
    background: rgba(11, 138, 128, 0.18);
  }

  :focus-visible {
    outline: 3px solid rgba(11, 138, 128, 0.55);
    outline-offset: 3px;
    border-radius: 6px;
  }

  .container {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: clamp(18px, 4vw, 36px);
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(10, 53, 51, 0.97);
    border-bottom: 1px solid rgba(255, 255, 255, 0.10);
    color: #F7F1E7;
    transition: background 0.3s ease, box-shadow 0.3s ease;
  }

  .header-inner {
    max-width: var(--container);
    margin-inline: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px clamp(18px, 4vw, 36px);
    min-height: 72px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    border-radius: 50%;
    background:
      radial-gradient(circle at 28% 26%, #F2B233 0 12%, transparent 13%),
      radial-gradient(circle at 70% 78%, #0B8A80 0 34%, transparent 35%),
      radial-gradient(circle at 58% 62%, #E57A32 0 18%, transparent 20%),
      radial-gradient(circle at 42% 48%, #14B8A6 0 40%, transparent 41%);
    box-shadow: inset 0 0 0 1px rgba(242, 243, 235, 0.3), 0 0 0 4px rgba(255, 255, 255, 0.08);
  }

  .brand-copy {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
    min-width: 0;
  }

  .brand-copy strong {
    font-size: 16px;
    font-weight: 800;
    letter-spacing: 0.02em;
    white-space: nowrap;
  }

  .brand-copy em {
    font-style: normal;
    font-size: 11px;
    color: rgba(231, 240, 236, 0.78);
    letter-spacing: 0.18em;
    margin-top: 4px;
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: clamp(4px, 1.2vw, 16px);
    flex-wrap: nowrap;
  }

  .nav-link {
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    color: rgba(237, 245, 241, 0.86);
    transition: background 0.25s ease, color 0.25s ease, transform 0.15s ease;
  }

  .nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.10);
  }

  .nav-link.is-active {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
    font-weight: 700;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .countdown {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    line-height: 1.15;
    padding: 4px 10px;
    border-right: 1px solid rgba(255, 255, 255, 0.16);
  }

  .countdown span {
    font-size: 10px;
    color: rgba(235, 243, 240, 0.72);
    letter-spacing: 0.12em;
    text-transform: uppercase;
  }

  .countdown b {
    font-family: var(--font-mono);
    font-size: 16px;
    color: #fff;
    letter-spacing: 0.06em;
  }

  .live-badge {
    font-size: 12px;
    font-weight: 600;
    color: #E0F4EC;
    background: rgba(11, 138, 128, 0.22);
    border: 1px solid rgba(11, 138, 128, 0.55);
    border-radius: 999px;
    padding: 4px 10px 4px 8px;
    display: inline-flex;
    gap: 6px;
    align-items: center;
    white-space: nowrap;
  }

  .live-badge::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 0 0 rgba(242, 178, 51, 0.75);
    animation: pulseDot 1.8s infinite;
  }

  @keyframes pulseDot {
    0% {
      box-shadow: 0 0 0 0 rgba(242, 178, 51, 0.65);
    }
    70% {
      box-shadow: 0 0 0 8px rgba(242, 178, 51, 0);
    }
    100% {
      box-shadow: 0 0 0 0 rgba(242, 178, 51, 0);
    }
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    border-radius: 999px;
    font-weight: 700;
    line-height: 1;
    transition: background 0.25s, border-color 0.25s, box-shadow 0.2s, transform 0.15s;
    font-size: 15px;
    padding: 13px 22px;
    white-space: nowrap;
    border: 1.5px solid transparent;
  }

  .btn-primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 8px 16px rgba(229, 122, 50, 0.25);
  }

  .btn-primary:hover {
    background: var(--accent-deep);
    transform: translateY(-1px);
    box-shadow: 0 12px 26px rgba(199, 95, 31, 0.3);
  }

  .btn-primary:active {
    transform: translateY(2px) scale(0.99);
    box-shadow: 0 4px 12px rgba(199, 95, 31, 0.28);
  }

  .btn-outline {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.66);
    color: #fff;
  }

  .btn-outline:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #fff;
    transform: translateY(-1px);
  }

  .btn-outline:active {
    transform: translateY(2px) scale(0.99);
  }

  .btn-white {
    background: var(--warm-white);
    color: var(--brand-deep);
    border-color: var(--warm-white);
    box-shadow: 0 8px 18px rgba(10, 53, 51, 0.2);
  }

  .btn-white:hover {
    background: #fff;
    border-color: #fff;
    transform: translateY(-1px);
  }

  .btn-sm {
    padding: 9px 16px;
    font-size: 13px;
    border-radius: 999px;
  }

  .btn svg {
    transition: transform 0.25s ease;
    flex-shrink: 0;
  }

  .btn:hover svg {
    transform: translateX(3px);
  }

  .nav-toggle {
    display: none;
    color: #fff;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.24);
    background: rgba(255, 255, 255, 0.10);
  }

  .nav-toggle svg {
    stroke-width: 2.5;
    width: 20px;
    height: 20px;
  }

  .main-nav {
    visibility: visible;
    opacity: 1;
  }

  .site-hero {
    position: relative;
    background: linear-gradient(120deg, #0e3f3c 0%, #0A3533 62%, #0e4641 100%);
    color: #fff;
    overflow: hidden;
    isolation: isolate;
  }

  .site-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
      radial-gradient(ellipse at 90% -10%, rgba(20, 184, 166, 0.14), transparent 60%),
      radial-gradient(ellipse at 8% 120%, rgba(229, 122, 50, 0.18), transparent 45%),
      linear-gradient(90deg, rgba(8, 45, 43, 0.84), rgba(8, 45, 43, 0.56)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    opacity: 0.8;
    z-index: -2;
  }

  .site-hero::after {
    content: "";
    position: absolute;
    right: -160px;
    bottom: -180px;
    width: 440px;
    height: 440px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.11);
    box-shadow: 0 0 0 60px rgba(255, 255, 255, 0.02), 0 0 0 118px rgba(255, 255, 255, 0.02);
    z-index: -1;
    pointer-events: none;
  }

  .hero-inner {
    padding: 72px 0 76px;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 52px;
    align-items: center;
  }

  .breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 16px 0 0;
    color: rgba(226, 236, 232, 0.76);
    font-size: 13px;
  }

  .breadcrumbs ol {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  .breadcrumbs li {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .breadcrumbs li + li::before {
    content: "/";
    opacity: 0.55;
  }

  .breadcrumbs a {
    transition: opacity 0.2s;
  }

  .breadcrumbs a:hover {
    color: #fff;
  }

  .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 999px;
    color: #FFF5E6;
    padding: 7px 15px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
  }

  .hero-copy {
    margin-top: 18px;
  }

  .hero-copy .hero-title {
    font-size: clamp(36px, 5.6vw, 62px);
    line-height: 1.12;
    letter-spacing: 0.01em;
    font-weight: 800;
    max-width: 690px;
  }

  .hero-copy .hero-title .soft {
    color: var(--gold);
  }

  .hero-description {
    margin-top: 22px;
    max-width: 710px;
    font-size: 16px;
    line-height: 1.9;
    color: rgba(236, 245, 241, 0.86);
  }

  .hero-buttons {
    margin-top: 32px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero-visual {
    position: relative;
  }

  .hero-panel {
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 26px;
    padding: 26px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.18);
    backdrop-filter: blur(4px);
  }

  .panel-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
  }

  .panel-title {
    font-weight: 800;
    color: #fff;
    font-size: 18px;
  }

  .panel-status {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 13px;
    color: #E8EEEA;
    background: rgba(20, 184, 166, 0.18);
    border: 1px solid rgba(20, 184, 166, 0.5);
    border-radius: 999px;
    padding: 3px 12px 3px 7px;
  }

  .panel-status::before {
    content: "";
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
  }

  .mini-entry-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 22px;
  }

  .mini-entry {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    padding: 11px 14px;
    font-size: 14px;
    color: rgba(246, 251, 249, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.07);
  }

  .mini-entry i {
    width: 28px;
    height: 28px;
    flex: 0 0 28px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(242, 178, 51, 0.12);
    border: 1px solid rgba(242, 178, 51, 0.20);
    font-style: normal;
    font-size: 13px;
  }

  .mini-entry span:last-child {
    margin-left: auto;
    color: rgba(237, 246, 242, 0.56);
    font-size: 13px;
  }

  .hero-progress-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 13px;
    color: rgba(238, 246, 242, 0.78);
  }

  .hero-progress {
    height: 10px;
    background: rgba(255, 255, 255, 0.13);
    border-radius: 999px;
    overflow: hidden;
  }

  .hero-progress span {
    display: block;
    width: 54%;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--brand-mid), var(--gold));
  }

  .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(18px, 4vw, 52px);
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    margin-top: 44px;
    padding-top: 28px;
  }

  .hero-stat-value {
    font-size: clamp(26px, 3.6vw, 38px);
    font-weight: 800;
    color: #fff;
    font-family: var(--font-mono);
    letter-spacing: -0.02em;
    line-height: 1.1;
  }

  .hero-stat-label {
    margin-top: 8px;
    font-size: 14px;
    color: rgba(231, 242, 237, 0.72);
  }

  .section {
    padding: 86px 0;
  }

  .section-tight {
    padding: 64px 0;
  }

  .section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.16em;
    color: var(--brand-mid);
    margin-bottom: 12px;
  }

  .section-label.on-dark {
    color: var(--gold);
  }

  .section-heading {
    font-size: clamp(27px, 3vw, 40px);
    font-weight: 800;
    letter-spacing: -0.01em;
    line-height: 1.22;
    color: var(--ink);
  }

  .section-heading.on-dark {
    color: #fff;
  }

  .section-sub {
    margin-top: 13px;
    font-size: 15px;
    color: var(--muted);
    max-width: 720px;
  }

  .category-layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 64px);
    align-items: start;
  }

  .cat-anchors {
    position: sticky;
    top: 104px;
    background: #FFFDF7;
    border: 1px solid var(--line);
    box-shadow: var(--card-shadow);
    border-radius: var(--radius);
    padding: 18px;
  }

  .cat-anchors-title {
    font-size: 14px;
    font-weight: 800;
    color: var(--ink);
    padding: 2px 4px 10px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 10px;
    letter-spacing: 0.02em;
  }

  .cat-anchors a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 14px;
    padding: 9px 11px;
    border-radius: 12px;
    color: var(--muted);
    transition: background 0.2s, color 0.2s;
    font-weight: 500;
  }

  .cat-anchors a i {
    color: var(--brand-mid);
    font-size: 12px;
    font-style: normal;
    font-weight: 700;
    opacity: 0.8;
  }

  .cat-anchors a:hover,
  .cat-anchors a.active {
    background: rgba(11, 138, 128, 0.08);
    color: var(--brand-deep);
  }

  .cat-content {
    display: flex;
    flex-direction: column;
    gap: 38px;
  }

  .feature-card {
    background: #FFFCF5;
    border: 1px solid var(--line);
    border-radius: 22px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    scroll-margin-top: 108px;
    transition: box-shadow 0.3s;
  }

  .feature-card:hover {
    box-shadow: var(--hover-shadow);
  }

  .feature-card-picture {
    min-height: 210px;
    max-height: 260px;
    overflow: hidden;
    background: #d9e4e0;
    position: relative;
  }

  .feature-card-picture img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
  }

  .feature-card:hover .feature-card-picture img {
    transform: scale(1.02);
  }

  .feature-card-body {
    padding: clamp(26px, 3.2vw, 44px);
  }

  .feature-card-body h3 {
    font-size: clamp(21px, 2.4vw, 28px);
    font-weight: 800;
    color: var(--ink);
    letter-spacing: -0.01em;
    line-height: 1.3;
  }

  .feature-card-body h3 em {
    display: inline-block;
    font-style: normal;
    color: var(--brand-deep);
    background: rgba(11, 138, 128, 0.07);
    padding: 2px 10px;
    border-radius: 8px;
    margin-right: 4px;
  }

  .feature-text {
    margin-top: 16px;
    font-size: 16px;
    line-height: 2;
    color: var(--muted);
  }

  .feature-text strong {
    color: var(--ink);
    font-weight: 700;
  }

  .module-list {
    margin-top: 22px;
    border-top: 1px dashed #d3d6cf;
  }

  .module-list-item {
    display: grid;
    grid-template-columns: 90px minmax(0, 1fr);
    gap: 16px;
    padding: 18px 0;
    border-bottom: 1px solid #eceae3;
  }

  .module-list-tag {
    font-size: 13px;
    font-weight: 700;
    color: var(--brand-deep);
  }

  .module-list-desc {
    font-size: 15px;
    color: var(--muted);
    line-height: 1.9;
  }

  .steps-list {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 0;
    counter-reset: steps;
  }

  .step-item {
    display: flex;
    gap: 14px;
    padding: 13px 0;
    align-items: flex-start;
  }

  .step-number {
    counter-increment: steps;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    flex: 0 0 32px;
    background: rgba(11, 138, 128, 0.1);
    color: var(--brand-deep);
    font-weight: 800;
    font-size: 14px;
    border: 1px solid rgba(11, 138, 128, 0.2);
  }

  .step-body {
    padding-top: 3px;
  }

  .step-body b {
    display: block;
    font-weight: 700;
    font-size: 16px;
    color: var(--ink);
  }

  .step-body p {
    margin-top: 4px;
    font-size: 14px;
    color: var(--muted);
    line-height: 1.8;
  }

  .tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
  }

  .tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #E7F4F0;
    border: 1px solid #cfe5e0;
    color: var(--brand-deep);
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
  }

  .category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .category-card {
    display: flex;
    flex-direction: column;
    background: #FFFDF7;
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 24px;
    box-shadow: var(--card-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.2s;
    position: relative;
  }

  .category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
    border-color: rgba(11, 138, 128, 0.45);
  }

  .category-card .card-icon {
    width: 48px;
    height: 48px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-deep);
    background: rgba(11, 138, 128, 0.1);
    border: 1px solid rgba(11, 138, 128, 0.18);
    font-size: 22px;
    font-weight: 800;
  }

  .category-card .card-icon.icon-orange {
    color: var(--accent);
    background: rgba(229, 122, 50, 0.12);
    border-color: rgba(229, 122, 50, 0.25);
  }

  .category-card .card-icon.icon-gold {
    color: #B7820A;
    background: rgba(242, 178, 51, 0.16);
    border-color: rgba(242, 178, 51, 0.3);
  }

  .category-card h3 {
    margin-top: 18px;
    font-size: 18px;
    font-weight: 800;
    color: var(--ink);
  }

  .category-card p {
    margin-top: 9px;
    font-size: 14px;
    color: var(--muted);
    line-height: 1.75;
    flex: 1;
  }

  .card-arrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-size: 14px;
    font-weight: 700;
    color: var(--brand-deep);
  }

  .card-arrow svg {
    transition: transform 0.22s ease;
  }

  .category-card:hover .card-arrow svg {
    transform: translateX(4px);
  }

  .cta-strip {
    position: relative;
    border-radius: 28px;
    padding: 54px 50px;
    background: var(--deep-bg);
    color: #fff;
    overflow: hidden;
    isolation: isolate;
    box-shadow: 0 20px 50px rgba(10, 53, 51, 0.2);
  }

  .cta-strip::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: linear-gradient(105deg, rgba(6, 42, 39, 0.95), rgba(11, 138, 128, 0.35)), url('/assets/images/backpic/back-3.png');
    background-size: cover;
    background-position: center;
    opacity: 0.24;
    z-index: -1;
  }

  .cta-strip::after {
    content: "";
    position: absolute;
    right: -70px;
    bottom: -100px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    border: 1px solid rgba(242, 178, 51, 0.35);
    box-shadow: 0 0 0 42px rgba(242, 178, 51, 0.05);
    z-index: -1;
  }

  .cta-strip h2 {
    font-size: clamp(24px, 3vw, 38px);
    line-height: 1.3;
    max-width: 680px;
    font-weight: 800;
  }

  .cta-strip p {
    margin-top: 14px;
    max-width: 640px;
    color: rgba(239, 248, 244, 0.86);
    font-size: 15px;
  }

  .cta-actions {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
  }

  .faq-wrap {
    max-width: 860px;
    margin: 0 auto;
  }

  .faq-item {
    background: #FFFDF7;
    border: 1px solid var(--line);
    border-radius: 18px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: border-color 0.2s ease, box-shadow 0.25s ease;
  }

  .faq-item:hover {
    border-color: rgba(11, 138, 128, 0.32);
  }

  .faq-item[open] {
    border-color: rgba(11, 138, 128, 0.45);
    box-shadow: 0 12px 30px rgba(30, 70, 60, 0.08);
  }

  .faq-item summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 20px 22px;
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    transition: color 0.2s;
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-item summary .faq-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    flex: 0 0 28px;
    border-radius: 50%;
    border: 1px solid rgba(11, 138, 128, 0.3);
    color: var(--brand-deep);
    transition: transform 0.25s ease, background 0.25s;
  }

  .faq-item[open] summary .faq-icon {
    transform: rotate(45deg);
    background: var(--brand-deep);
    color: #fff;
  }

  .faq-item .faq-answer {
    padding: 0 22px 22px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.95;
  }

  .faq-item .faq-answer strong {
    color: var(--ink);
    font-weight: 700;
  }

  .site-footer {
    background: var(--deep-bg);
    color: rgba(245, 250, 248, 0.85);
    padding: 60px 0 28px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 46px;
    border-bottom: 1px solid rgba(245, 250, 248, 0.12);
  }

  .footer-brand .brand-copy strong {
    color: #fff;
  }

  .footer-brand .brand-copy em {
    color: rgba(238, 247, 243, 0.65);
  }

  .footer-about {
    margin-top: 22px;
    color: rgba(235, 244, 240, 0.62);
    line-height: 1.9;
    font-size: 14px;
    max-width: 420px;
  }

  .footer-title {
    color: #fff;
    font-weight: 800;
    font-size: 16px;
    margin-bottom: 18px;
  }

  .footer-links {
    display: flex;
    flex-direction: column;
    gap: 11px;
  }

  .footer-links a {
    width: fit-content;
    color: rgba(232, 243, 238, 0.74);
    font-size: 14px;
    transition: color 0.2s, padding-left 0.2s;
  }

  .footer-links a:hover {
    color: var(--gold);
    padding-left: 4px;
  }

  .footer-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    padding-top: 26px;
    font-size: 13px;
    color: rgba(230, 240, 235, 0.55);
  }

  @media (max-width: 1024px) {
    .hero-inner {
      grid-template-columns: 1fr;
      gap: 34px;
    }

    .hero-visual {
      max-width: 640px;
    }

    .category-layout {
      grid-template-columns: 1fr;
    }

    .cat-anchors {
      position: static;
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      align-items: center;
    }

    .cat-anchors-title {
      width: 100%;
    }

    .cat-anchors a {
      padding: 8px 12px;
    }

    .category-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .header-actions .countdown,
    .header-actions .live-badge {
      display: none;
    }
  }

  @media (max-width: 768px) {
    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      flex-direction: column;
      align-items: stretch;
      background: rgba(10, 53, 51, 0.99);
      padding: 16px 18px 20px;
      gap: 6px;
      border-bottom: 1px solid rgba(8, 45, 43, 0.5);
      box-shadow: 0 24px 50px rgba(6, 30, 28, 0.35);
      transform: translateY(-12px);
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.22s ease, transform 0.22s ease;
    }

    .site-header.menu-open .main-nav {
      transform: translateY(0);
      opacity: 1;
      visibility: visible;
      pointer-events: auto;
    }

    .nav-toggle {
      display: inline-flex;
    }

    .nav-link {
      border-radius: 12px;
    }

    .header-actions .header-cta {
      display: none;
    }

    .site-header.menu-open .header-actions .header-cta {
      display: block;
    }

    .site-header.menu-open .header-cta .btn {
      width: 100%;
      margin-top: 12px;
    }

    .footer-grid {
      grid-template-columns: 1fr;
      gap: 28px;
    }

    .cta-strip {
      padding: 30px 24px;
    }

    .section {
      padding: 58px 0;
    }
  }

  @media (max-width: 520px) {
    .brand-copy strong {
      font-size: 14px;
    }

    .brand-copy em {
      font-size: 10px;
    }

    .brand-mark {
      width: 32px;
      height: 32px;
      flex-basis: 32px;
    }

    .header-inner {
      padding-top: 12px;
      padding-bottom: 12px;
    }

    .hero-inner {
      padding: 46px 0 52px;
    }

    .hero-copy .hero-title {
      font-size: 34px;
    }

    .hero-buttons .btn {
      width: 100%;
    }

    .hero-stats {
      gap: 18px;
    }

    .category-grid {
      grid-template-columns: 1fr;
    }

    .module-list-item {
      grid-template-columns: 76px 1fr;
      gap: 8px;
    }

    .footer-meta {
      flex-direction: column;
    }

    .cta-actions .btn {
      width: 100%;
    }
  }

/* roulang page: category3 */
:root {
    --bg: #F5F1EA;
    --bg-2: #FFFCF5;
    --ink: #1F2A2A;
    --muted: #5B6B6A;
    --faint: #8B9998;
    --line: #E2E0D8;
    --brand: #075E5A;
    --brand-2: #0B8A80;
    --brand-3: #14B8A6;
    --accent: #E57A32;
    --gold: #F2B233;
    --night: #0A3533;
    --white-warm: #FFF9EF;
    --shadow: 0 8px 20px rgba(30, 50, 45, 0.06);
    --shadow-lg: 0 16px 36px rgba(30, 50, 45, 0.12);
    --radius: 18px;
    --radius-sm: 13px;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  }
  * {
    box-sizing: border-box;
  }
  html {
    scroll-behavior: smooth;
  }
  body {
    margin: 0;
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }
  img {
    display: block;
    max-width: 100%;
  }
  a {
    color: inherit;
    text-decoration: none;
  }
  button {
    font-family: inherit;
    border: 0;
    cursor: pointer;
  }
  a:focus-visible,
  button:focus-visible,
  input:focus-visible,
  textarea:focus-visible {
    outline: 3px solid rgba(242, 178, 51, 0.75);
    outline-offset: 3px;
  }
  .wrap {
    max-width: 1280px;
    margin-inline: auto;
    padding-inline: clamp(20px, 5vw, 48px);
  }
  .wrap-narrow {
    max-width: 840px;
    margin-inline: auto;
  }
  .section {
    padding: clamp(60px, 9vw, 96px) 0;
  }
  .section-head {
    max-width: 800px;
    margin-bottom: 2.75rem;
  }
  .section-head.center {
    margin-inline: auto;
    text-align: center;
  }
  .kicker {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .08em;
    color: var(--brand);
    background: rgba(20, 184, 166, 0.12);
    padding: .3rem .8rem;
    border-radius: 999px;
    margin-bottom: 1rem;
  }
  .kicker.light {
    color: #a8e4dc;
    background: rgba(255, 255, 255, 0.1);
  }
  .section-head h2 {
    font-size: clamp(1.9rem, 3.4vw, 2.7rem);
    line-height: 1.2;
    letter-spacing: .01em;
    color: var(--ink);
    margin: .25rem 0 .65rem;
    font-weight: 800;
  }
  .section-head.dark h2 {
    color: var(--white-warm);
  }
  .section-head p {
    font-size: 1.03rem;
    color: var(--muted);
  }
  .section-head.dark p {
    color: #c3d9d5;
  }

  /* === shared button === */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    border-radius: 999px;
    font-weight: 700;
    font-size: .92rem;
    line-height: 1;
    padding: .78rem 1.35rem;
    transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
    border: 1px solid transparent;
  }
  .btn svg {
    width: 16px;
    height: 16px;
    transition: transform .2s ease;
  }
  .btn:hover {
    transform: translateY(-2px);
  }
  .btn:hover svg {
    transform: translateX(3px);
  }
  .btn:active {
    transform: translateY(0) scale(.98);
  }
  .btn-primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 10px 20px rgba(229, 122, 50, 0.22);
  }
  .btn-primary:hover {
    background: #cc641f;
    box-shadow: 0 14px 28px rgba(229, 122, 50, 0.32);
  }
  .btn-outline {
    border-color: rgba(255, 255, 255, 0.45);
    color: #fff;
    background: transparent;
  }
  .btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
  }
  .btn-dark {
    background: var(--night);
    color: #fff;
  }
  .btn-dark:hover {
    background: #0d4b48;
  }
  .btn-sm {
    padding: .6rem 1rem;
    font-size: .84rem;
  }
  @media (max-width: 520px) {
    .btn-sm {
      padding: .5rem .7rem;
    }
  }

  /* === header nav === */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 90;
    background: linear-gradient(180deg, #0A3533 0%, #075E5A 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    color: #fff;
  }
  .site-header.nav-open {
    background: #075E5A;
  }
  .header-inner {
    max-width: 1320px;
    margin-inline: auto;
    display: flex;
    align-items: center;
    gap: .8rem;
    padding: .75rem clamp(18px, 4vw, 48px);
    min-height: 76px;
  }
  .brand {
    display: inline-flex;
    align-items: center;
    gap: .7rem;
    min-width: 0;
  }
  .brand-mark {
    position: relative;
    display: block;
    width: 42px;
    min-width: 42px;
    height: 42px;
    border-radius: 50%;
    background:
      radial-gradient(circle at 33% 30%, #45d5c7 0 9%, transparent 10%),
      radial-gradient(circle at 72% 68%, #F2B233 0 20%, transparent 21%),
      radial-gradient(circle at 50% 56%, #0C4A3D 0 22%, transparent 23%),
      linear-gradient(135deg, #15BEA8 0%, #0B6D5D 90%);
    border: 1px solid rgba(255, 255, 255, 0.28);
  }
  .brand-mark::after {
    content: "";
    position: absolute;
    left: 12px;
    top: 10px;
    width: 18px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    filter: blur(3px);
  }
  .brand-copy {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
    min-width: 0;
  }
  .brand-copy strong {
    font-size: 1.05rem;
    font-weight: 800;
    white-space: nowrap;
    color: var(--white-warm);
  }
  .brand-copy em {
    font-style: normal;
    font-size: .68rem;
    color: #a2d8cf;
    letter-spacing: .05em;
    white-space: nowrap;
  }
  .main-nav {
    display: flex;
    align-items: center;
    gap: .2rem;
    margin-left: 1rem;
  }
  .nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: .45rem .75rem;
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.74);
    font-size: .9rem;
    font-weight: 600;
    transition: color .16s ease, background .16s ease;
  }
  .nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
  }
  .nav-link.is-active {
    color: #fff;
    background: rgba(20, 184, 166, 0.22);
  }
  .nav-link.is-active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 18px;
    height: 2px;
    border-radius: 99px;
    background: var(--gold);
  }
  .header-actions {
    display: flex;
    align-items: center;
    gap: .7rem;
    margin-left: auto;
  }
  .countdown {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    font-size: .73rem;
    color: #c6ddd8;
    white-space: nowrap;
  }
  .countdown b {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-size: .84rem;
    color: #FFE3B6;
    font-variant-numeric: tabular-nums;
    font-weight: 800;
    letter-spacing: .02em;
  }
  .live-badge {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    font-size: .76rem;
    font-weight: 700;
    color: #e8fff2;
    background: rgba(20, 184, 166, 0.22);
    border: 1px solid rgba(20, 184, 166, 0.3);
    padding: .26rem .6rem;
    border-radius: 999px;
    white-space: nowrap;
  }
  .live-badge::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--brand-3);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.2);
  }
  .header-cta {
    display: flex;
    align-items: center;
  }
  .nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    transition: background .18s ease;
  }
  .nav-toggle:hover {
    background: rgba(255, 255, 255, 0.18);
  }
  @media (max-width: 1080px) {
    .countdown {
      display: none;
    }
  }
  @media (max-width: 920px) {
    .main-nav {
      display: none;
    }
    .nav-toggle {
      display: inline-flex;
    }
    .site-header.nav-open .main-nav {
      display: flex;
      flex-direction: column;
      align-items: stretch;
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      padding: 1rem;
      gap: .35rem;
      background: #075E5A;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      border-bottom: 1px solid rgba(255, 255, 255, 0.12);
      margin: 0;
      box-shadow: 0 18px 30px rgba(6, 36, 34, 0.24);
    }
    .nav-link {
      width: 100%;
      justify-content: center;
      padding: .8rem 1rem;
      font-size: .98rem;
    }
    .nav-link.is-active::after {
      display: none;
    }
  }
  @media (max-width: 640px) {
    .header-inner {
      min-height: 68px;
      gap: .5rem;
    }
    .brand-mark {
      width: 36px;
      min-width: 36px;
      height: 36px;
    }
    .brand-copy strong {
      font-size: .92rem;
    }
    .brand-copy em {
      font-size: .6rem;
    }
    .live-badge {
      display: none;
    }
    .header-cta .btn {
      font-size: .78rem;
      padding: .55rem .7rem;
    }
    .header-cta .btn svg {
      display: none;
    }
  }

  /* === hero === */
  .hero-section {
    position: relative;
    overflow: hidden;
    padding: clamp(80px, 11vw, 150px) 0 2.5rem;
    color: #fff;
    background:
      radial-gradient(circle at 76% 18%, rgba(20, 204, 184, 0.3) 0, transparent 25%),
      radial-gradient(circle at 10% 86%, rgba(242, 178, 51, 0.12) 0, transparent 20%),
      linear-gradient(115deg, rgba(6, 48, 46, 0.98) 0%, rgba(7, 94, 90, 0.96) 58%, rgba(11, 138, 128, 0.86) 100%),
      url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  }
  .hero-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
      repeating-linear-gradient(120deg, rgba(255, 255, 255, 0.02) 0 1px, transparent 1px 24px);
    pointer-events: none;
  }
  .hero-inner {
    position: relative;
    z-index: 1;
  }
  .hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: center;
  }
  .hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    font-size: .82rem;
    font-weight: 700;
    letter-spacing: .08em;
    color: #ffe2c3;
    background: rgba(255, 255, 255, 0.1);
    padding: .42rem .85rem;
    border-radius: 999px;
    margin-bottom: 1.25rem;
  }
  .hero-kicker::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--gold);
  }
  .hero-h1 {
    font-size: clamp(2.15rem, 4.4vw, 3.9rem);
    line-height: 1.13;
    letter-spacing: .01em;
    font-weight: 800;
    margin: 0 0 1.25rem;
    text-wrap: balance;
    color: #fff;
  }
  .hero-h1 .nowrap {
    white-space: nowrap;
  }
  .hero-sub {
    max-width: 560px;
    color: #d4e9e4;
    font-size: 1.05rem;
    margin: 0 0 1.6rem;
  }
  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    align-items: center;
    margin-bottom: 1.6rem;
  }
  .hero-note {
    color: rgba(255, 255, 255, 0.7);
    font-size: .82rem;
  }
  .hero-visual {
    position: relative;
    margin-inline: auto;
    max-width: 500px;
  }
  .visual-card {
    background: rgba(255, 251, 240, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 24px;
    padding: .8rem;
    box-shadow: 0 28px 50px rgba(3, 26, 24, 0.22);
  }
  .visual-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 18px;
  }
  .visual-card figcaption {
    font-size: .8rem;
    color: #d7ebe7;
    padding: .6rem .4rem 0;
    line-height: 1.45;
  }
  .float-chip {
    position: absolute;
    background: rgba(255, 249, 239, 0.95);
    color: var(--ink);
    border-radius: 16px;
    padding: .7rem 1rem;
    box-shadow: 0 18px 26px rgba(4, 35, 31, 0.22);
    backdrop-filter: none;
  }
  .float-chip span {
    display: block;
    font-size: .7rem;
    color: var(--muted);
    font-weight: 700;
    letter-spacing: .04em;
  }
  .float-chip b {
    display: block;
    font-size: 1.24rem;
    line-height: 1.3;
    color: var(--brand);
    font-weight: 800;
    font-variant-numeric: tabular-nums;
  }
  .float-chip.top {
    top: 1.4rem;
    right: -1.5rem;
  }
  .float-chip.bottom {
    left: -1.8rem;
    bottom: 3.4rem;
  }
  .chips .progress-track {
    width: 150px;
    height: 6px;
    margin-top: .2rem;
  }
  .hero-foot {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: clamp(1.5rem, 4vw, 3rem);
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
  }
  .hero-stat b {
    display: block;
    font-size: 1.7rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.3;
    font-variant-numeric: tabular-nums;
  }
  .hero-stat span {
    color: rgba(255, 255, 255, 0.72);
    font-size: .83rem;
  }
  @media (max-width: 980px) {
    .hero-layout {
      grid-template-columns: 1fr;
    }
    .hero-visual {
      margin-top: .5rem;
      max-width: 560px;
    }
    .float-chip.top {
      right: .4rem;
    }
    .float-chip.bottom {
      left: .4rem;
    }
  }
  @media (max-width: 600px) {
    .hero-foot {
      grid-template-columns: 1fr;
      gap: 1rem;
    }
    .visual-card img {
      height: 220px;
    }
    .float-chip.top {
      top: .8rem;
      right: .4rem;
      padding: .5rem .7rem;
    }
    .float-chip.bottom {
      bottom: 2.4rem;
      left: .4rem;
      padding: .5rem .7rem;
    }
  }

  /* === reward rows === */
  .reward-section {
    background: var(--bg);
  }
  .reward-list {
    display: flex;
    flex-direction: column;
    gap: 1.3rem;
  }
  .reward-row {
    display: grid;
    grid-template-columns: 205px minmax(0, 1fr) 250px;
    background: var(--bg-2);
    border: 1px solid #ede6db;
    border-radius: 22px;
    box-shadow: var(--shadow);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  }
  .reward-row:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(11, 138, 128, 0.35);
  }
  .reward-media {
    position: relative;
    min-height: 180px;
    border-radius: 22px 0 0 22px;
    overflow: hidden;
  }
  .reward-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .reward-tag {
    position: absolute;
    left: .85rem;
    top: .85rem;
    display: inline-flex;
    align-items: center;
    font-size: .7rem;
    font-weight: 700;
    color: #fff;
    background: rgba(8, 53, 50, 0.78);
    padding: .2rem .6rem;
    border-radius: 999px;
    letter-spacing: .04em;
  }
  .reward-info {
    padding: 1.6rem 1.4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: .35rem;
  }
  .reward-info .task-label {
    color: var(--brand);
    font-size: .75rem;
    font-weight: 800;
    letter-spacing: .12em;
  }
  .reward-info h3 {
    margin: 0;
    font-size: 1.45rem;
    line-height: 1.25;
    font-weight: 800;
    color: var(--ink);
  }
  .reward-info p {
    margin: .2rem 0 0;
    font-size: .94rem;
    color: var(--muted);
    line-height: 1.75;
  }
  .row-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
    margin-top: .6rem;
  }
  .mini-tag {
    display: inline-flex;
    align-items: center;
    font-size: .72rem;
    color: var(--brand);
    background: rgba(20, 184, 166, 0.12);
    border-radius: 999px;
    padding: .18rem .55rem;
    font-weight: 700;
  }
  .mini-tag.amber {
    color: #A24E1B;
    background: rgba(229, 122, 50, 0.14);
  }
  .reward-status {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: .8rem;
    padding: 1.5rem 1.4rem 1.5rem 1rem;
    border-left: 1px dashed #e1ded3;
    background: rgba(245, 241, 234, 0.4);
    border-radius: 0 22px 22px 0;
  }
  .status-chip {
    display: inline-flex;
    align-self: flex-start;
    font-size: .75rem;
    font-weight: 800;
    border-radius: 999px;
    padding: .25rem .65rem;
    letter-spacing: .03em;
    background: #edf4f0;
    color: var(--muted);
  }
  .status-chip.done {
    background: rgba(20, 184, 166, 0.16);
    color: #0A6E5A;
  }
  .status-chip.mid {
    background: rgba(242, 178, 51, 0.22);
    color: #955C13;
  }
  .status-chip.locked {
    background: #e9ecea;
    color: #95a29f;
  }
  .reward-status small {
    color: var(--faint);
    line-height: 1.4;
    font-size: .78rem;
  }
  .transfer {
    width: 100%;
    display: flex;
    align-items: center;
    gap: .6rem;
  }
  .transfer .path {
    display: block;
    width: 2px;
    height: 56px;
    background: linear-gradient(to bottom, transparent, var(--brand-3), transparent);
  }
  .transfer .label {
    font-size: .75rem;
    color: var(--muted);
    font-weight: 700;
  }
  @media (max-width: 980px) {
    .reward-row {
      grid-template-columns: 170px 1fr;
    }
    .reward-status {
      grid-column: span 2;
      border-left: 0;
      border-top: 1px dashed #e1ded3;
      border-radius: 0 0 22px 22px;
      flex-direction: row;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
    }
    .reward-status .progress-wrap {
      flex: 1 1 200px;
    }
  }
  @media (max-width: 640px) {
    .reward-row {
      grid-template-columns: 1fr;
    }
    .reward-media {
      min-height: 160px;
      border-radius: 22px 22px 0 0;
    }
    .reward-media img {
      height: 200px;
    }
    .reward-status {
      grid-column: auto;
      border-radius: 0 0 22px 22px;
    }
  }

  /* progress rail */
  .progress-track {
    height: 8px;
    background: #e6eee9;
    border-radius: 999px;
    overflow: hidden;
  }
  .progress-track.light {
    background: rgba(255, 255, 255, 0.18);
  }
  .progress-fill {
    display: block;
    height: 100%;
    width: 0;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--brand-2), var(--brand-3));
  }
  .progress-fill.sand {
    background: linear-gradient(90deg, var(--accent), var(--gold));
  }
  .progress-wrap small {
    display: block;
    margin-top: .18rem;
    color: var(--faint);
    font-size: .76rem;
  }

  /* === task panel === */
  .task-section {
    background:
      radial-gradient(circle at 85% 15%, rgba(20, 184, 166, 0.18), transparent 32%),
      linear-gradient(135deg, #062E2D 0%, #0A3533 60%, #0D4643 100%);
    color: #e7f6f2;
  }
  .layout-task {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: start;
  }
  .panel-block {
    background: rgba(255, 255, 255, 0.055);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 24px;
    padding: 1.35rem;
  }
  .panel-title {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin: 0 0 1rem;
    color: #fff;
  }
  .panel-title h3 {
    margin: 0;
    font-size: 1.2rem;
  }
  .task-item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: .85rem;
    padding: 1rem .2rem;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.12);
    align-items: flex-start;
  }
  .task-item:last-child {
    border-bottom: 0;
  }
  .task-icon {
    width: 36px;
    height: 36px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.09);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .9rem;
  }
  .task-body h4 {
    margin: 0;
    color: #fff;
    font-size: .96rem;
    font-weight: 800;
  }
  .task-body p {
    margin: .15rem 0 0;
    color: #b7d2ce;
    font-size: .83rem;
    line-height: 1.55;
  }
  .task-state {
    font-size: .7rem;
    font-weight: 800;
    color: #c3d6d2;
    border: 1px solid rgba(255, 255, 255, 0.22);
    padding: .2rem .5rem;
    border-radius: 999px;
    white-space: nowrap;
  }
  .task-state.done {
    color: #a8f0de;
    border-color: rgba(20, 184, 166, 0.45);
    background: rgba(20, 184, 166, 0.15);
  }
  .task-state.ready {
    color: #ffe9cc;
    background: rgba(229, 122, 50, 0.3);
    border-color: rgba(242, 178, 51, 0.4);
  }
  .task-state.locked {
    color: #93aaa5;
    background: rgba(0, 0, 0, 0.14);
    border-color: rgba(255, 255, 255, 0.15);
  }
  .task-points {
    font-size: .82rem;
    color: #d7edf0;
    font-weight: 700;
    white-space: nowrap;
  }
  .task-cta {
    margin-top: .4rem;
  }
  .task-cta .btn {
    font-size: .82rem;
  }
  .big-summary {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 1.2rem;
  }
  .big-summary b {
    font-size: clamp(2.4rem, 5vw, 3.4rem);
    color: #fff;
    font-weight: 800;
    line-height: 1;
    font-variant-numeric: tabular-nums;
  }
  .big-summary span {
    color: #a9cec8;
    font-size: .8rem;
    max-width: 180px;
    text-align: right;
  }
  .next-step {
    margin-top: 1.4rem;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 1rem;
    border-left: 3px solid var(--gold);
    color: #cfe4df;
    font-size: .9rem;
  }
  .next-step strong {
    color: #ffe2c0;
  }
  @media (max-width: 920px) {
    .layout-task {
      grid-template-columns: 1fr;
    }
  }
  @media (max-width: 520px) {
    .task-item {
      grid-template-columns: 1fr;
    }
    .task-state {
      justify-self: start;
    }
    .task-points {
      margin-left: 0;
    }
  }

  /* === timeline === */
  .timeline-section {
    background: var(--bg-2);
  }
  .step-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.3rem;
  }
  .step-block {
    position: relative;
    background: #fff;
    border: 1px solid #eee7dd;
    border-radius: 22px;
    padding: 2rem 1.5rem 1.6rem;
    box-shadow: var(--shadow);
    transition: transform .18s ease, box-shadow .18s ease;
  }
  .step-block:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }
  .step-no {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 16px;
    background: var(--brand);
    color: #fff;
    font-size: 1.05rem;
    font-weight: 800;
    margin-bottom: 1rem;
  }
  .step-block:nth-child(2) .step-no {
    background: var(--brand-2);
  }
  .step-block:nth-child(3) .step-no {
    background: var(--accent);
  }
  .step-block h3 {
    margin: 0 0 .4rem;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--ink);
  }
  .step-block p {
    margin: 0;
    color: var(--muted);
    font-size: .9rem;
  }
  .step-arrow {
    position: absolute;
    top: 50%;
    right: -1.05rem;
    transform: translateY(-50%);
    width: 2rem;
    height: 2rem;
    background: var(--bg-2);
    border: 1px solid #ece5da;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand);
    z-index: 2;
  }
  .step-block:last-child .step-arrow {
    display: none;
  }
  @media (max-width: 900px) {
    .step-grid {
      grid-template-columns: 1fr;
      max-width: 500px;
      margin-inline: auto;
    }
    .step-arrow {
      display: none !important;
    }
  }

  /* === table === */
  .table-section {
    background: var(--bg);
  }
  .table-card {
    background: var(--bg-2);
    border: 1px solid #ece4d8;
    border-radius: 22px;
    overflow: hidden;
    box-shadow: var(--shadow);
  }
  .data-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 680px;
  }
  .data-table th,
  .data-table td {
    text-align: left;
    padding: 1rem 1.2rem;
    vertical-align: top;
  }
  .data-table thead th {
    background: var(--brand);
    color: #fff;
    font-size: .86rem;
    font-weight: 700;
    letter-spacing: .04em;
  }
  .data-table tbody tr {
    border-bottom: 1px solid #eee8de;
  }
  .data-table tbody tr:last-child {
    border-bottom: 0;
  }
  .data-table td {
    font-size: .9rem;
    color: var(--muted);
  }
  .data-table td strong {
    color: var(--ink);
    font-size: .94rem;
  }
  .table-wrap {
    overflow-x: auto;
  }

  /* === faq === */
  .faq-section {
    background: var(--bg-2);
  }
  .faq-list {
    display: flex;
    flex-direction: column;
    gap: .8rem;
    margin-top: 1.2rem;
  }
  .faq-item {
    border: 1px solid #e8e2d8;
    background: #fff;
    border-radius: 18px;
    transition: border-color .2s ease, box-shadow .2s ease;
  }
  .faq-item:hover {
    border-color: rgba(7, 94, 90, 0.45);
  }
  .faq-item.open {
    border-color: rgba(7, 94, 90, 0.4);
    box-shadow: var(--shadow);
  }
  .faq-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: space-between;
    padding: 1rem 1.15rem;
    background: transparent;
    text-align: left;
    color: var(--ink);
    font-size: .96rem;
    font-weight: 700;
    line-height: 1.5;
  }
  .faq-icon {
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(11, 138, 128, 0.1);
    color: var(--brand);
    font-size: 1.1rem;
    line-height: 1;
    transition: transform .22s ease, background .22s ease;
  }
  .faq-item.open .faq-icon {
    transform: rotate(45deg);
    background: var(--brand);
    color: #fff;
  }
  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .24s ease, padding .24s ease;
  }
  .faq-item.open .faq-a {
    max-height: 600px;
    padding: 0 1.2rem 1.1rem;
  }
  .faq-a p {
    margin: 0;
    color: var(--muted);
    font-size: .92rem;
    line-height: 1.8;
  }

  /* === CTA === */
  .cta-section {
    background:
      linear-gradient(115deg, rgba(5, 52, 49, 0.97), rgba(8, 96, 86, 0.94)),
      url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    color: #fff;
    position: relative;
    overflow: hidden;
  }
  .cta-box {
    position: relative;
    z-index: 1;
    max-width: 820px;
    margin-inline: auto;
    text-align: center;
  }
  .cta-box h2 {
    font-size: clamp(1.9rem, 4vw, 3rem);
    margin: 0 0 .9rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: .01em;
  }
  .cta-box p {
    color: #c9dfda;
    font-size: 1rem;
    margin: 0 auto 1.4rem;
    max-width: 560px;
  }
  .cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .8rem;
  }

  /* === footer === */
  .site-footer {
    background: #062D2B;
    color: #c3d9d5;
    padding: 3.5rem 0 2rem;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) .8fr .8fr;
    gap: clamp(2rem, 5vw, 4rem);
    padding-bottom: 2rem;
  }
  .footer-brand .brand-copy strong {
    color: #fff;
  }
  .footer-about {
    margin-top: 1rem;
    color: #9cbbba;
    font-size: .88rem;
    max-width: 420px;
    line-height: 1.8;
  }
  .footer-title {
    color: #fff;
    font-size: .85rem;
    font-weight: 700;
    letter-spacing: .08em;
    margin: 0 0 .8rem;
  }
  .footer-links {
    display: flex;
    flex-direction: column;
    gap: .35rem;
    align-items: flex-start;
  }
  .footer-links a {
    color: #a3c5bf;
    font-size: .86rem;
    line-height: 1.7;
    transition: color .16s ease;
  }
  .footer-links a:hover {
    color: var(--gold);
  }
  .footer-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: .5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 1.4rem;
    color: #7fa39d;
    font-size: .78rem;
  }
  @media (max-width: 820px) {
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 2rem;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation: none !important;
      transition: none !important;
    }
    html {
      scroll-behavior: auto;
    }
  }

/* roulang page: category4 */
:root {
  --pine-900: #0A3533;
  --pine-700: #075E5A;
  --pine-500: #0B8A80;
  --teal-400: #14B8A6;
  --island: #E57A32;
  --island-dark: #C85F1F;
  --gold: #F2B233;
  --bg: #F5F1EA;
  --bg-soft: #FFFDF8;
  --white: #FFFFFF;
  --ink: #1F2A2A;
  --muted: #5B6B6A;
  --subtle: #8B9998;
  --line: #E2E0D8;
  --radius: 20px;
  --radius-lg: 26px;
  --radius-sm: 12px;
  --shadow-sm: 0 8px 20px rgba(30, 50, 45, 0.06);
  --shadow-lg: 0 16px 36px rgba(30, 50, 45, 0.12);
  --font-sans: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-padding-top: 100px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.8;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

input, textarea {
  font-family: inherit;
}

:focus-visible {
  outline: 3px solid rgba(20, 184, 166, 0.6);
  outline-offset: 2px;
}

/* ===== 通用容器 ===== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.2;
  transition: background 0.25s, color 0.25s, transform 0.2s, box-shadow 0.25s, border-color 0.25s;
  text-align: center;
  white-space: nowrap;
}
.btn svg {
  transition: transform 0.2s;
}
.btn:hover svg {
  transform: translateX(3px);
}
.btn-primary {
  background: var(--island);
  color: #fff;
  box-shadow: 0 10px 24px rgba(229, 122, 50, 0.28);
}
.btn-primary:hover {
  background: var(--island-dark);
  box-shadow: 0 14px 28px rgba(229, 122, 50, 0.32);
  transform: translateY(-2px);
}
.btn-primary:active {
  transform: translateY(1px) scale(0.98);
}
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.7);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
}
.btn-outline {
  background: transparent;
  color: var(--pine-700);
  border: 1px solid var(--pine-700);
}
.btn-outline:hover {
  background: var(--pine-700);
  color: #fff;
}
.btn-sm {
  padding: 10px 18px;
  font-size: 14px;
}
.btn-block {
  width: 100%;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 80;
  background: transparent;
  transition: background 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.site-header.is-scrolled {
  background: rgba(247, 244, 237, 0.96);
  box-shadow: 0 1px 0 rgba(226, 224, 216, 0.8);
  border-bottom: 1px solid rgba(226, 224, 216, 0.85);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 14px 28px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--teal-400), var(--pine-700));
  position: relative;
  flex: 0 0 auto;
}
.brand-mark::before {
  content: "";
  width: 22px;
  height: 22px;
  border-radius: 8px 14px 8px 8px;
  background: #f5f1ea;
  transform: rotate(24deg);
  border: 3px solid rgba(255, 255, 255, 0.6);
}
.brand-mark::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--gold);
  border-radius: 50%;
  right: 7px;
  bottom: 7px;
  border: 2px solid #fff;
}
.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
  min-width: 0;
}
.brand-copy strong {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition: color 0.3s;
}
.brand-copy em {
  font-size: 12px;
  font-style: normal;
  color: rgba(216, 232, 225, 0.82);
  white-space: nowrap;
  transition: color 0.3s;
}
.site-header.is-scrolled .brand-copy strong {
  color: var(--ink);
}
.site-header.is-scrolled .brand-copy em {
  color: rgba(11, 138, 128, 0.75);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  position: relative;
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  border-radius: 8px;
  opacity: 0.86;
  transition: opacity 0.2s, color 0.3s, background 0.2s;
}
.nav-link:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.06);
}
.nav-link.is-active {
  color: #fff;
  opacity: 1;
}
.nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 1px;
  height: 2px;
  border-radius: 4px;
  background: var(--gold);
}
.site-header.is-scrolled .nav-link {
  color: var(--ink);
}
.site-header.is-scrolled .nav-link:hover {
  background: rgba(7, 94, 90, 0.06);
  color: var(--pine-700);
}
.site-header.is-scrolled .nav-link.is-active {
  color: var(--pine-700);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.countdown {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  line-height: 1.2;
}
.countdown span {
  font-size: 11px;
  color: rgba(216, 232, 225, 0.75);
}
.countdown b {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 17px;
  color: #fff;
  letter-spacing: 0.04em;
}
.site-header.is-scrolled .countdown span {
  color: var(--subtle);
}
.site-header.is-scrolled .countdown b {
  color: var(--ink);
}
.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(20, 184, 166, 0.18);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 7px 12px;
  border-radius: 999px;
}
.live-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.15);
}
.site-header.is-scrolled .live-badge {
  background: rgba(7, 94, 90, 0.08);
  color: var(--pine-700);
}
.header-cta {
  display: flex;
  align-items: center;
}
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.site-header.is-scrolled .nav-toggle {
  color: var(--ink);
  background: rgba(7, 94, 90, 0.06);
  border-color: var(--line);
}
.mobile-cta {
  display: none;
}

/* ===== Hero / 页面横幅 ===== */
.page-hero {
  position: relative;
  background: linear-gradient(120deg, rgba(7, 94, 90, 0.28), rgba(10, 53, 51, 0.55)),
    url("/assets/images/backpic/back-2.png") center 20%/cover no-repeat;
  background-color: var(--pine-900);
  color: #fff;
  padding: 168px 0 96px;
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 53, 51, 0.2), rgba(10, 53, 51, 0.1) 48%, rgba(10, 53, 51, 0.78)), radial-gradient(circle at 84% 16%, rgba(242, 178, 51, 0.14), transparent 42%);
  pointer-events: none;
}
.page-hero .container {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 34px;
}
.breadcrumb a:hover {
  color: #fff;
}
.breadcrumb .sep {
  opacity: 0.5;
}
.breadcrumb span[aria-current] {
  color: #fff;
  font-weight: 600;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 56px;
  align-items: center;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 14px;
  font-weight: 700;
  width: fit-content;
}
.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #6ee7b7;
  box-shadow: 0 0 0 5px rgba(110, 231, 183, 0.12);
}
.hero-copy h1 {
  color: #fff;
  font-size: clamp(38px, 5vw, 58px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  word-break: keep-all;
}
.hero-copy h1 .kw {
  display: inline-block;
  white-space: nowrap;
}
.hero-lead {
  max-width: 620px;
  font-size: 16px;
  color: rgba(243, 247, 244, 0.84);
  line-height: 1.9;
  margin-bottom: 28px;
}
.search-area {
  max-width: 680px;
}
.search-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.28);
  padding: 6px 10px 6px 20px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
  transition: background 0.2s, border-color 0.2s;
}
.search-box:focus-within {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.55);
}
.search-box svg {
  flex: 0 0 auto;
}
.search-box input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  font-size: 16px;
  padding: 12px 8px;
}
.search-box input::placeholder {
  color: rgba(255, 255, 255, 0.62);
}
.search-box button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--island);
  color: #fff;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 20px;
  transition: background 0.2s, transform 0.2s;
}
.search-box button:hover {
  background: var(--island-dark);
  transform: translateX(1px);
}
.search-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
  font-size: 13px;
}
.search-tags > span {
  color: rgba(255, 255, 255, 0.62);
}
.search-tag {
  color: rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.11);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 13px;
  transition: background 0.2s, color 0.2s;
}
.search-tag:hover {
  background: #fff;
  color: var(--pine-700);
}
.hero-card {
  position: relative;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transform: rotate(1.2deg);
}
.hero-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}
.hero-card-body {
  padding: 22px 24px 26px;
}
.hero-card-body span {
  display: inline-block;
  font-size: 12px;
  color: #ffe3a6;
  background: rgba(242, 178, 51, 0.16);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.hero-card-body strong {
  display: block;
  font-size: 22px;
  margin-bottom: 6px;
}
.hero-card-body p {
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 16px;
}

/* ===== 通用 section ===== */
.section-block {
  padding: 88px 0;
}
.section-block.is-soft {
  background: #fbf9f5;
}
.section-head {
  max-width: 760px;
  margin-bottom: 40px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 800;
  color: var(--pine-500);
  background: rgba(11, 138, 128, 0.1);
  padding: 7px 16px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: clamp(28px, 3.6vw, 38px);
  color: var(--ink);
  line-height: 1.35;
  font-weight: 800;
}
.section-head p {
  color: var(--muted);
  margin-top: 14px;
}

/* ===== FAQ ===== */
.faq-shell {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 30px 30px 20px;
  box-shadow: var(--shadow-sm);
}
.faq-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  transition: opacity 0.2s;
}
.faq-tabs.is-filtering {
  opacity: 0.42;
  pointer-events: none;
}
.faq-tab {
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  color: var(--muted);
  background: #f2f0e9;
  transition: all 0.2s;
}
.faq-tab:hover {
  color: var(--pine-700);
  background: rgba(11, 138, 128, 0.12);
}
.faq-tab.is-active {
  background: var(--pine-700);
  color: #fff;
  box-shadow: 0 6px 14px rgba(7, 94, 90, 0.2);
}
.faq-panels {
  position: relative;
}
.faq-panel {
  display: none;
}
.faq-panel.is-active {
  display: block;
}
.faq-item {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.faq-item:hover {
  border-color: rgba(11, 138, 128, 0.44);
}
.faq-item.is-open {
  box-shadow: var(--shadow-sm);
}
.faq-item.is-hidden {
  display: none;
}
.faq-q {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 20px 18px;
  text-align: left;
  font-size: 16px;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.45;
}
.faq-q-marker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 10px;
  background: rgba(11, 138, 128, 0.12);
  color: var(--pine-700);
  font-size: 12px;
  font-weight: 800;
  flex: 0 0 auto;
  transition: background 0.2s;
}
.faq-q-title {
  flex: 1;
  min-width: 0;
}
.faq-chevron {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--subtle);
  transition: transform 0.3s, color 0.2s;
}
.faq-chevron svg {
  width: 18px;
  height: 18px;
}
.faq-item.is-open .faq-chevron {
  transform: rotate(45deg);
  color: var(--pine-700);
}
.faq-a {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.22s ease;
}
.faq-item.is-open .faq-a {
  max-height: 420px;
  opacity: 1;
}
.faq-a-inner {
  padding: 0 20px 22px 60px;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.85;
}
.faq-a-inner p + p {
  margin-top: 10px;
}
.faq-empty-state {
  display: none;
  text-align: center;
  padding: 44px 20px;
  border-radius: 16px;
  border: 1px dashed var(--line);
  background: #faf8f3;
}
.faq-empty-state.is-visible {
  display: block;
}
.faq-empty-state svg {
  width: 42px;
  height: 42px;
  color: #cfd6d0;
  margin: 0 auto 12px;
}
.faq-empty-state p {
  color: var(--subtle);
}

/* ===== 快速导航卡 ===== */
.quick-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 28px;
}
.quick-nav-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.quick-nav-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(11, 138, 128, 0.32);
}
.quick-nav-card strong {
  font-size: 16px;
  font-weight: 700;
  display: block;
}
.quick-nav-card span {
  font-size: 13px;
  color: var(--subtle);
}
.quick-nav-card .arrow-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(11, 138, 128, 0.1);
  color: var(--pine-700);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  transition: background 0.2s, transform 0.2s;
}
.quick-nav-card:hover .arrow-icon {
  background: var(--pine-700);
  color: #fff;
  transform: translateX(2px);
}

/* ===== 联系表单 ===== */
.contact-section {
  background: linear-gradient(135deg, #eaf2ec, #f7f2e9);
}
.contact-section .container {
  position: relative;
}
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 40px;
  align-items: center;
}
.contact-media {
  position: relative;
}
.contact-media img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
}
.contact-badge {
  position: absolute;
  left: 20px;
  bottom: 20px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(10, 53, 51, 0.86);
  color: #fff;
  padding: 10px 16px;
  border-radius: 14px;
  font-size: 13px;
  font-weight: 600;
  backdrop-filter: blur(4px);
}
.contact-copy h2 {
  font-size: clamp(28px, 3.4vw, 38px);
  margin-bottom: 12px;
  line-height: 1.4;
}
.contact-copy > p {
  color: var(--muted);
  margin-bottom: 24px;
}
.help-form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 26px;
  box-shadow: var(--shadow-sm);
}
.form-field {
  margin-bottom: 16px;
}
.form-field label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}
.form-field input,
.form-field textarea {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 12px 14px;
  font-size: 15px;
  color: var(--ink);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-field textarea {
  min-height: 116px;
  resize: vertical;
}
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--pine-700);
  box-shadow: 0 0 0 4px rgba(7, 94, 90, 0.1);
}
.form-submit-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.form-hint {
  font-size: 12px;
  color: var(--subtle);
  line-height: 1.7;
}
.form-hint strong {
  color: var(--island);
}
.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.btn:disabled:hover {
  transform: none;
  box-shadow: none;
  background: var(--island);
}
.form-success {
  display: none;
  margin-top: 14px;
  background: rgba(11, 138, 128, 0.08);
  color: var(--pine-700);
  font-size: 14px;
  border: 1px solid rgba(11, 138, 128, 0.24);
  border-radius: 12px;
  padding: 12px 16px;
  line-height: 1.7;
}
.form-success.is-visible {
  display: block;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--pine-900);
  color: rgba(235, 240, 235, 0.88);
  padding: 70px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 56px;
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  margin-bottom: 26px;
}
.footer-brand .brand-copy strong {
  color: #fff;
}
.footer-brand .brand-copy em {
  color: rgba(215, 235, 228, 0.7);
}
.footer-about {
  margin-top: 18px;
  font-size: 14px;
  color: rgba(235, 240, 235, 0.66);
  line-height: 1.9;
  max-width: 400px;
}
.footer-title {
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 16px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: rgba(235, 240, 235, 0.68);
  font-size: 14px;
  transition: color 0.2s, padding-left 0.2s;
}
.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: rgba(235, 240, 235, 0.48);
}
.footer-meta span + span::before {
  content: "";
  display: inline-block;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  margin: 0 10px 3px;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }
  .hero-card {
    max-width: 460px;
  }
  .quick-nav {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .contact-media img {
    height: 320px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 42px;
  }
}

@media (max-width: 900px) {
  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(82vw, 340px);
    height: 100vh;
    background: #fffdf8;
    box-shadow: -18px 0 40px rgba(10, 53, 51, 0.14);
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 106px 22px 32px;
    z-index: 95;
    transform: translateX(105%);
    transition: transform 0.3s ease;
    overflow-y: auto;
  }
  .main-nav.is-open {
    transform: translateX(0);
  }
  .nav-link {
    color: var(--ink);
    font-size: 17px;
    padding: 14px 14px;
    border-radius: 12px;
  }
  .site-header .nav-link {
    color: var(--ink);
  }
  .nav-link:hover {
    background: rgba(11, 138, 128, 0.08);
    color: var(--pine-700);
  }
  .nav-link.is-active {
    color: var(--pine-700);
  }
  .nav-link.is-active::after {
    left: 14px;
    right: auto;
    width: 24px;
  }
  .mobile-cta {
    display: block;
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
  }
  .nav-toggle {
    display: inline-flex;
  }
  .header-actions {
    gap: 10px;
  }
  .header-cta {
    display: none;
  }
  .countdown,
  .live-badge {
    display: none;
  }
  body.menu-open {
    overflow: hidden;
  }
  body.menu-open::after {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(10, 53, 51, 0.45);
    z-index: 76;
  }
  .header-inner {
    padding: 12px 20px;
  }
}

@media (max-width: 640px) {
  .container,
  .header-inner {
    padding-left: 18px;
    padding-right: 18px;
  }
  .page-hero {
    padding: 132px 0 64px;
  }
  .brand-copy strong {
    font-size: 16px;
  }
  .brand-copy em {
    display: none;
  }
  .section-block {
    padding: 56px 0;
  }
  .faq-shell {
    padding: 18px 14px 8px;
  }
  .faq-q {
    font-size: 15px;
    padding: 17px 12px;
    gap: 10px;
  }
  .faq-q-marker {
    width: 24px;
    height: 24px;
    border-radius: 8px;
  }
  .faq-a-inner {
    padding: 0 14px 18px 42px;
    font-size: 14px;
  }
  .hero-copy h1 {
    font-size: 34px;
  }
  .search-box {
    border-radius: 18px;
    flex-direction: column;
    align-items: stretch;
    background: rgba(255, 255, 255, 0.1);
    padding: 10px;
  }
  .search-box input {
    min-height: 44px;
  }
  .search-box button {
    justify-content: center;
  }
  .search-tags {
    gap: 6px;
  }
  .hero-card {
    transform: none;
  }
  .hero-card img {
    height: 190px;
  }
  .quick-nav {
    grid-template-columns: 1fr;
  }
  .contact-media img {
    height: 220px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-meta {
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.7;
  }
  .footer-meta span + span::before {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}