/* roulang page: index */
:root{
  --bg:#F5F3EE;
  --surface:#FFFFFF;
  --surface-2:#EDEAE3;
  --brand:#142A24;
  --brand-deep:#0C1A16;
  --accent:#D9603C;
  --accent-hover:#BF4E2E;
  --moss:#6E7F76;
  --sand:#E8D9C5;
  --text:#1B1F1E;
  --text-2:#5A6461;
  --text-3:#8C9490;
  --border:#DFDBD2;
  --success:#2E7D5B;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-tag:6px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,42,36,.06);
  --sh-2:0 12px 32px -16px rgba(20,42,36,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.25;margin:0;letter-spacing:.015em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
::selection{background:rgba(217,96,60,.22)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:112px 0}
.section.tight{padding:88px 0}
.bg-surface{background:var(--surface)}
.bg-soft{background:var(--surface-2)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(245,243,238,.94);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--border)}
.nav-wrap{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  height:88px;transition:height .25s var(--ease);
}
.site-header.is-scrolled .nav-wrap{height:64px}
.nav-side{display:flex;align-items:center;gap:34px}
.nav-side.left{justify-content:flex-start}
.nav-side.right{justify-content:flex-end}
.nav-link{
  position:relative;font-size:15px;color:var(--brand);padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--brand);transition:width .18s var(--ease);
}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--accent)}
.nav-link.is-active::after{width:100%;background:var(--accent)}
.nav-link.is-active::before{
  content:"";position:absolute;left:-11px;top:50%;width:4px;height:4px;border-radius:50%;
  background:var(--accent);transform:translateY(-50%);
}
.brand{display:flex;flex-direction:column;align-items:center;gap:2px;text-align:center}
.brand-main{
  font-family:var(--serif);font-size:23px;font-weight:600;color:var(--brand);
  letter-spacing:.06em;line-height:1.1;
}
.brand-sub{
  font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--text-3);
}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  justify-self:end;
}
.nav-toggle span{display:block;width:20px;height:1.5px;background:var(--brand);transition:transform .15s var(--ease),opacity .15s var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.mobile-menu{
  position:fixed;inset:0;z-index:70;background:var(--bg);
  padding:112px 24px 40px;display:flex;flex-direction:column;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.mobile-menu.is-open{opacity:1;visibility:visible;transform:none}
.mobile-menu a{
  font-size:18px;line-height:20px;padding:18px 0;color:var(--brand);
  border-bottom:1px solid var(--border);
  opacity:0;transform:translateY(10px);
  animation:none;
}
.mobile-menu.is-open a{animation:mFade .34s var(--ease) forwards}
.mobile-menu.is-open a:nth-child(1){animation-delay:.04s}
.mobile-menu.is-open a:nth-child(2){animation-delay:.08s}
.mobile-menu.is-open a:nth-child(3){animation-delay:.12s}
.mobile-menu.is-open a:nth-child(4){animation-delay:.16s}
@keyframes mFade{to{opacity:1;transform:none}}
.mobile-menu .btn{margin-top:32px;justify-content:center}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;line-height:1;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  border:1px solid transparent;white-space:nowrap;
}
.btn-arrow{transition:transform .2s var(--ease);display:inline-block}
.btn:hover .btn-arrow{transform:translateX(4px)}
.btn-primary{background:var(--accent);color:#FBF9F6;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-outline:hover{background:rgba(20,42,36,.06);transform:translateY(-1px)}
.btn-light{background:#FBF9F6;color:var(--brand)}
.btn-light:hover{background:var(--sand);transform:translateY(-1px)}
.btn-ghost-light{border-color:rgba(251,249,246,.55);color:#FBF9F6}
.btn-ghost-light:hover{border-color:#FBF9F6;background:rgba(251,249,246,.12)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;color:var(--brand);
  text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;
}
.btn-text:hover{color:var(--accent)}
.btn-wide{width:100%;justify-content:center}
.btn[disabled]{opacity:.4;box-shadow:none;pointer-events:none}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--brand-deep);
  min-height:72vh;display:flex;align-items:center;padding:72px 0 88px;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,26,22,.68) 0%,rgba(12,26,22,.58) 52%,rgba(245,243,238,.98) 100%);
}
.hero-inner{
  position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;
  gap:56px;align-items:center;
}
.hero-copy > *{opacity:0;transform:translateY(16px);animation:rise .55s var(--ease) forwards}
.hero-copy > *:nth-child(1){animation-delay:.05s}
.hero-copy > *:nth-child(2){animation-delay:.11s}
.hero-copy > *:nth-child(3){animation-delay:.17s}
.hero-copy > *:nth-child(4){animation-delay:.26s}
.hero-copy > *:nth-child(5){animation-delay:.32s}
@keyframes rise{to{opacity:1;transform:none}}
.hero-eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.2em;color:var(--sand);
  border:1px solid rgba(232,217,197,.5);border-radius:var(--r-pill);
  padding:6px 16px;margin-bottom:24px;
}
.hero-title{
  font-size:clamp(34px,5.2vw,60px);line-height:1.2;color:#FBF9F6;
  margin-bottom:22px;max-width:14em;
}
.hero-sub{
  font-size:18px;line-height:1.7;color:rgba(251,249,246,.86);max-width:32em;margin-bottom:18px;
}
.hero-meta{
  font-size:13px;letter-spacing:.08em;color:rgba(251,249,246,.66);margin-bottom:34px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-figure{display:flex;justify-content:center}
.hero-figure img{
  width:100%;max-width:330px;aspect-ratio:4/5;object-fit:cover;
  border-radius:16px;transform:rotate(-2deg);
  box-shadow:0 30px 60px -28px rgba(0,0,0,.6);
  border:1px solid rgba(251,249,246,.14);
}

/* ---------- 元信息条 ---------- */
.metabar{background:var(--brand);color:#FBF9F6;padding:0}
.metabar-track{
  display:flex;gap:0;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.metabar-track::-webkit-scrollbar{display:none}
.metabar-item{
  flex:1 0 auto;min-width:230px;padding:26px 32px;
  border-right:1px solid rgba(251,249,246,.14);
  display:flex;flex-direction:column;gap:6px;
}
.metabar-item:last-child{border-right:0}
.metabar-k{font-size:12px;letter-spacing:.18em;color:var(--sand)}
.metabar-v{font-size:14px;color:rgba(251,249,246,.9);line-height:1.6}

/* ---------- 通用板块头 ---------- */
.sec-head{max-width:760px;margin-bottom:56px}
.sec-eyebrow{
  font-size:12px;letter-spacing:.2em;color:var(--accent);
  text-transform:uppercase;margin-bottom:14px;
}
.sec-title{font-size:clamp(26px,3.4vw,38px);color:var(--brand);margin-bottom:16px}
.sec-desc{font-size:16px;color:var(--text-2);line-height:1.8}
.sec-head.row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  max-width:none;
}

/* ---------- 议程 ---------- */
.agenda-tabs{display:flex;gap:12px;margin-bottom:40px;flex-wrap:wrap}
.agenda-tab{
  padding:11px 26px;border-radius:var(--r-pill);font-size:15px;
  border:1px solid var(--brand);color:var(--brand);background:transparent;
  transition:background .22s var(--ease),color .22s var(--ease);
}
.agenda-tab:hover{background:rgba(20,42,36,.06)}
.agenda-tab.is-active{background:var(--brand);color:#FBF9F6}
.agenda-panel{display:none}
.agenda-panel.is-active{display:block}
.tl-row{
  display:grid;grid-template-columns:78px 30px 1fr;align-items:stretch;
}
.tl-time{
  font-family:var(--serif);font-size:17px;color:var(--brand);
  padding:22px 0;font-variant-numeric:tabular-nums;
}
.tl-axis{position:relative}
.tl-axis::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;
  background:var(--border);transform:translateX(-50%);
}
.tl-dot{
  position:absolute;left:50%;top:30px;width:8px;height:8px;border-radius:50%;
  background:var(--accent);transform:translate(-50%,-50%);
  transition:width .2s var(--ease),height .2s var(--ease);
}
.tl-row:hover .tl-dot{width:12px;height:12px}
.tl-card{
  padding:20px 24px;margin-bottom:8px;border-radius:var(--r-card);
  transition:background .22s var(--ease);
}
.tl-row:hover .tl-card{background:var(--surface-2)}
.tl-time-mobile{display:none}
.tl-title{font-size:19px;color:var(--brand);margin-bottom:8px}
.tl-speaker{font-size:14px;color:var(--text-2);margin-bottom:10px}
.tl-tag{
  display:inline-block;font-size:12px;padding:3px 10px;border-radius:var(--r-tag);
  background:rgba(110,127,118,.14);color:var(--brand);
}

/* ---------- 嘉宾 ---------- */
.speaker-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px 44px}
.speaker{position:relative;padding-top:12px}
.speaker:nth-child(even){transform:translateY(32px)}
.speaker-num{
  position:absolute;top:-18px;right:0;font-family:var(--serif);
  font-size:96px;line-height:1;color:rgba(20,42,36,.08);
  pointer-events:none;user-select:none;
}
.speaker-photo{
  border-radius:16px;overflow:hidden;aspect-ratio:4/5;margin-bottom:20px;
  background:var(--surface-2);position:relative;
}
.speaker-photo img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.speaker:hover .speaker-photo img{transform:scale(1.03)}
.speaker-name{font-size:20px;color:var(--brand);margin-bottom:6px}
.speaker-role{font-size:14px;color:var(--text-2)}

/* ---------- 票种 ---------- */
.tier-list{display:flex;flex-direction:column;gap:18px}
.tier{
  display:grid;grid-template-columns:60% 40%;align-items:center;gap:32px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);padding:28px 32px;position:relative;
  transition:box-shadow .22s var(--ease),transform .22s var(--ease);
  box-shadow:var(--sh-1);
}
.tier:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.tier.is-featured{border-left:3px solid var(--accent);transform:translateY(-8px)}
.tier.is-featured:hover{transform:translateY(-10px)}
.tier-badge{
  position:absolute;top:-11px;right:28px;
  font-size:12px;letter-spacing:.1em;color:#FBF9F6;background:var(--accent);
  padding:4px 14px;border-radius:var(--r-pill);
}
.tier-name{font-size:21px;color:var(--brand);margin-bottom:14px}
.tier-perks{display:flex;flex-direction:column;gap:8px}
.tier-perks li{
  position:relative;padding-left:18px;font-size:15px;color:var(--text-2);line-height:1.7;
}
.tier-perks li::before{
  content:"";position:absolute;left:0;top:.72em;width:5px;height:5px;
  background:var(--brand);border-radius:1px;
}
.tier-buy{display:flex;flex-direction:column;align-items:flex-end;gap:14px}
.tier-price{font-family:var(--serif);font-size:36px;color:var(--brand);line-height:1}
.tier-price small{font-size:14px;color:var(--text-3);font-family:var(--sans);margin-left:6px}

/* ---------- 数据与反馈 ---------- */
.evidence{background:var(--brand);color:#FBF9F6}
.evidence .sec-title{color:#FBF9F6}
.evidence .sec-eyebrow{color:var(--sand)}
.evidence .sec-desc{color:rgba(251,249,246,.78)}
.stats-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(251,249,246,.14);border:1px solid rgba(251,249,246,.14);
  border-radius:var(--r-card);overflow:hidden;margin-bottom:56px;
}
.stat{background:var(--brand);padding:32px 28px;display:flex;flex-direction:column;gap:8px}
.stat-num{font-family:var(--serif);font-size:34px;color:#FBF9F6;line-height:1.1}
.stat-label{font-size:13px;color:rgba(251,249,246,.68);line-height:1.6}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote{
  background:rgba(251,249,246,.06);border:1px solid rgba(251,249,246,.14);
  border-radius:var(--r-card);padding:28px;display:flex;flex-direction:column;gap:18px;
  transition:background .22s var(--ease);
}
.quote:hover{background:rgba(251,249,246,.1)}
.quote p{font-size:15px;line-height:1.85;color:rgba(251,249,246,.88)}
.quote footer{font-size:13px;color:var(--sand);letter-spacing:.06em}

/* ---------- 报名 ---------- */
.signup{background:var(--brand-deep);color:#FBF9F6}
.signup-inner{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.signup h2{font-size:clamp(26px,3.4vw,38px);color:#FBF9F6;margin-bottom:20px}
.signup .lead{font-size:16px;color:rgba(251,249,246,.8);line-height:1.85;margin-bottom:32px;max-width:26em}
.signup-contact{display:flex;flex-direction:column;gap:12px;font-size:14px;color:rgba(251,249,246,.72)}
.signup-contact span strong{color:var(--sand);font-weight:500;margin-right:8px}
.form-card{
  background:#FBF9F6;border-radius:16px;padding:32px;box-shadow:0 24px 60px -30px rgba(0,0,0,.6);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:13px;color:var(--text-2);letter-spacing:.02em}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-input);
  border:1px solid var(--border);background:#fff;font-size:15px;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  appearance:none;
}
.field textarea{min-height:88px;resize:vertical;line-height:1.7}
.field select{
  background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);
  background-position:calc(100% - 19px) 21px,calc(100% - 14px) 21px;
  background-size:5px 5px,5px 5px;background-repeat:no-repeat;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 2px rgba(20,42,36,.14);
}
.form-note{font-size:12px;color:var(--text-3);margin-top:14px;line-height:1.7}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.news-card{
  display:flex;flex-direction:column;gap:14px;height:100%;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.news-tag{
  align-self:flex-start;font-size:12px;padding:3px 10px;border-radius:var(--r-tag);
  background:rgba(110,127,118,.14);color:var(--brand);
}
.news-title{
  font-size:18px;line-height:1.5;color:var(--brand);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-sum{
  font-size:14px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.news-arrow{color:var(--accent);transition:transform .2s var(--ease)}
.news-card:hover .news-arrow{transform:translateX(4px)}
.news-empty{
  display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:64px 24px;border:1px dashed var(--border);border-radius:var(--r-card);
  color:var(--text-3);font-size:14px;text-align:center;background:var(--surface);
}
.news-empty-icon{
  width:44px;height:44px;border:1px solid var(--border);border-radius:8px;
  display:flex;align-items:center;justify-content:center;color:var(--moss);
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:800px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:24px 0;text-align:left;font-size:18px;font-family:var(--serif);
  color:var(--brand);line-height:1.5;
}
.faq-q:hover{color:var(--accent)}
.faq-mark{
  position:relative;flex:0 0 16px;width:16px;height:16px;
  transition:transform .22s var(--ease);
}
.faq-mark::before,.faq-mark::after{
  content:"";position:absolute;background:var(--accent);border-radius:1px;
}
.faq-mark::before{left:0;top:7.5px;width:16px;height:1px}
.faq-mark::after{left:7.5px;top:0;width:1px;height:16px}
.faq-item.is-open .faq-mark{transform:rotate(45deg)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .28s var(--ease);
}
.faq-a p{
  font-size:16px;line-height:1.85;color:var(--text-2);padding:0 48px 26px 0;
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:#FBF9F6;padding:80px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:56px}
.footer-brand .brand-main{color:#FBF9F6;font-size:22px;display:block;margin-bottom:14px;text-align:left}
.footer-brand .brand-sub{color:rgba(251,249,246,.5);text-align:left;display:block;margin-bottom:18px}
.footer-brand p{font-size:14px;color:rgba(251,249,246,.7);line-height:1.8;max-width:24em}
.footer-col h4{
  font-size:14px;letter-spacing:.14em;color:var(--sand);margin-bottom:20px;font-weight:500;
}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{font-size:14px;color:rgba(251,249,246,.78)}
.footer-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14px;color:rgba(251,249,246,.78)}
.footer-contact strong{color:var(--sand);font-weight:500;margin-right:6px}
.qr-slot{
  width:96px;height:96px;border-radius:10px;margin-top:16px;
  border:1px solid rgba(251,249,246,.2);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;color:rgba(251,249,246,.45);letter-spacing:.1em;text-align:center;
}
.footer-bottom{
  border-top:1px solid rgba(251,249,246,.12);
  padding:24px 0 32px;display:flex;flex-wrap:wrap;gap:12px 28px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(251,249,246,.55);
}
.footer-bottom a{color:rgba(251,249,246,.7)}
.footer-bottom a:hover{color:var(--accent)}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-side{display:none}
  .nav-toggle{display:flex}
  .nav-wrap{grid-template-columns:1fr auto 1fr}
  .section{padding:80px 0}
  .hero{min-height:auto;padding:56px 0 72px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-figure{justify-content:flex-start}
  .hero-figure img{max-width:260px;transform:rotate(-1.5deg)}
  .speaker-grid{grid-template-columns:1fr 1fr;gap:40px 28px}
  .speaker:nth-child(even){transform:translateY(20px)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid{grid-template-columns:1fr}
  .signup-inner{grid-template-columns:1fr;gap:40px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .nav-wrap{height:70px}
  .site-header.is-scrolled .nav-wrap{height:60px}
  .brand-main{font-size:19px}
  .brand-sub{font-size:10px;letter-spacing:.16em}
  .section{padding:64px 0}
  .section.tight{padding:56px 0}
  .sec-head{margin-bottom:36px}
  .sec-head.row{flex-direction:column;align-items:flex-start;gap:18px}
  .hero-title{font-size:clamp(28px,8vw,38px)}
  .hero-sub{font-size:16px}
  .hero-actions{width:100%}
  .hero-actions .btn{flex:1 1 auto;justify-content:center}
  .tl-row{grid-template-columns:20px 1fr;gap:0}
  .tl-time{display:none}
  .tl-axis::before{top:8px;bottom:8px}
  .tl-dot{top:26px}
  .tl-time-mobile{
    display:inline-block;font-family:var(--serif);font-size:14px;color:var(--accent);
    margin-bottom:8px;font-variant-numeric:tabular-nums;
  }
  .tl-card{padding:18px 18px 20px}
  .speaker-grid{grid-template-columns:1fr;gap:36px}
  .speaker:nth-child(even){transform:none}
  .speaker-num{font-size:72px;top:-10px}
  .tier{grid-template-columns:1fr;gap:20px;padding:24px}
  .tier.is-featured{transform:none}
  .tier-buy{flex-direction:row;align-items:center;justify-content:space-between;width:100%}
  .stats-grid{grid-template-columns:1fr 1fr}
  .stat{padding:24px 20px}
  .stat-num{font-size:26px}
  .form-card{padding:24px}
  .form-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .faq-q{font-size:16px;padding:20px 0}
  .faq-a p{padding-right:24px}
  .footer-grid{grid-template-columns:1fr;gap:36px;padding-bottom:40px}
  .site-footer{padding-top:64px}
}
@media (max-width:479px){
  .container{padding:0 16px}
  .stats-grid{grid-template-columns:1fr}
  .hero-figure img{max-width:100%}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .hero-copy > *,.mobile-menu a{opacity:1 !important;transform:none !important}
}

/* roulang page: category1 */
:root{
  --bg:#F5F3EE;
  --surface:#FFFFFF;
  --surface-2:#EDEAE3;
  --brand:#142A24;
  --brand-deep:#0C1A16;
  --accent:#D9603C;
  --accent-hover:#BF4E2E;
  --moss:#6E7F76;
  --sand:#E8D9C5;
  --text:#1B1F1E;
  --text-2:#5A6461;
  --text-3:#8C9490;
  --border:#DFDBD2;
  --ok:#2E7D5B;
  --warn:#B4451F;
  --paper:#F5F3EE;
  --radius-card:16px;
  --radius-img:12px;
  --radius-input:10px;
  --radius-tag:6px;
  --shadow-1:0 1px 2px rgba(20,42,36,.06);
  --shadow-2:0 12px 32px -16px rgba(20,42,36,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:.015em;color:var(--brand);}
p{margin:0;}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease);}
button{font:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}

.container{max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(245,243,238,.94);
  border-bottom:1px solid var(--border);
  transition:background .25s var(--ease);
}
.nav-wrap{
  position:relative;
  max-width:1280px;margin:0 auto;padding:0 24px;
  height:88px;
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;
  transition:height .25s var(--ease);
}
.site-header.is-shrink .nav-wrap{height:64px;}
.nav-side{display:flex;align-items:center;gap:28px;}
.nav-side.left{justify-content:flex-start;}
.nav-side.right{justify-content:flex-end;}
.nav-link{
  position:relative;
  font-size:15px;color:var(--brand);
  padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;
  background:currentColor;transform:scaleX(0);transform-origin:left;
  transition:transform .18s var(--ease);
}
.nav-link:hover{color:var(--accent);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--accent);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active::before{
  content:"";position:absolute;left:-11px;top:50%;width:5px;height:5px;border-radius:50%;
  background:var(--accent);transform:translateY(-50%);
}
.nav-side.right .nav-link.is-active::before{left:auto;right:-11px;}

.logo{
  display:flex;flex-direction:column;align-items:center;
  line-height:1.1;font-family:var(--serif);color:var(--brand);
  padding:4px 8px;
}
.logo-main{font-size:22px;font-weight:600;letter-spacing:.02em;}
.logo-sub{font-family:var(--sans);font-size:11px;letter-spacing:.18em;color:var(--text-3);margin-top:3px;}

.nav-toggle{
  display:none;position:absolute;right:16px;top:50%;transform:translateY(-50%);
  width:44px;height:44px;border:0;background:none;padding:0;border-radius:10px;
}
.nav-toggle span{
  display:block;width:22px;height:1.5px;margin:5px auto;background:var(--brand);
  transition:transform .15s var(--ease),opacity .15s var(--ease);
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}
.nav-toggle:hover{background:rgba(20,42,36,.06);}

.mobile-panel{
  position:fixed;left:0;right:0;top:64px;bottom:0;z-index:55;
  background:var(--bg);padding:24px 24px 120px;overflow-y:auto;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s;
}
.mobile-panel.is-open{opacity:1;visibility:visible;transform:none;}
.mobile-panel a.m-link{
  display:block;font-size:18px;line-height:1.2;color:var(--brand);
  padding:18px 0;border-bottom:1px solid var(--border);
  opacity:0;transform:translateY(8px);
}
.mobile-panel.is-open a.m-link{opacity:1;transform:none;transition:opacity .22s var(--ease),transform .22s var(--ease);}
.mobile-panel a.m-link.is-active{color:var(--accent);}
.mobile-cta{
  margin-top:32px;display:block;text-align:center;
  background:var(--accent);color:#fff;border-radius:999px;padding:15px 24px;font-size:16px;
}
.mobile-cta:hover{background:var(--accent-hover);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  border-radius:999px;border:1px solid transparent;
  padding:13px 26px;font-size:15px;line-height:1;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn .arrow{display:inline-block;transition:transform .2s var(--ease);}
.btn:hover .arrow{transform:translateX(4px);}
.btn-primary{background:var(--accent);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);}
.btn-ghost{border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:rgba(20,42,36,.06);transform:translateY(-1px);}
.btn-light{background:var(--paper);color:var(--brand);}
.btn-light:hover{background:#fff;transform:translateY(-1px);}
.btn-text{
  color:var(--accent);border-bottom:1px solid var(--accent);
  padding:2px 0;border-radius:0;font-size:14px;
}
.btn-text:hover{color:var(--accent-hover);border-color:var(--accent-hover);}
.btn[disabled]{opacity:.4;box-shadow:none;pointer-events:none;}

/* ---------- 页头 banner ---------- */
.banner{
  position:relative;
  min-height:320px;
  display:flex;align-items:flex-end;
  background-image:linear-gradient(rgba(12,26,22,.58),rgba(12,26,22,.58)),url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
}
.banner-inner{
  width:100%;max-width:1200px;margin:0 auto;
  padding:72px 24px 44px;color:var(--paper);
}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(245,243,238,.72);margin-bottom:20px;
}
.crumb a:hover{color:#fff;}
.crumb .sep{opacity:.5;}
.crumb .current{color:rgba(245,243,238,.95);}
.banner h1{
  color:#fff;
  font-size:clamp(30px,4.6vw,52px);
  line-height:1.2;
  letter-spacing:.02em;
}
.banner-lede{
  margin-top:16px;font-size:17px;color:rgba(245,243,238,.86);max-width:640px;
}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.banner-tags span{
  font-size:12px;letter-spacing:.04em;color:rgba(245,243,238,.92);
  border:1px solid rgba(245,243,238,.38);border-radius:var(--radius-tag);
  padding:5px 12px;
}

/* ---------- 元信息条 ---------- */
.facts{
  background:var(--surface);
  border-bottom:1px solid var(--border);
}
.facts-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  display:flex;gap:0;overflow-x:auto;
  scrollbar-width:none;
}
.facts-inner::-webkit-scrollbar{display:none;}
.fact{
  flex:1 0 auto;min-width:210px;
  padding:26px 28px 26px 0;
  border-right:1px solid var(--border);
  padding-left:28px;
}
.fact:first-child{padding-left:0;}
.fact:last-child{border-right:0;}
.fact-label{font-size:12px;letter-spacing:.12em;color:var(--text-3);}
.fact-value{font-family:var(--serif);font-size:19px;color:var(--brand);margin-top:8px;white-space:nowrap;}

/* ---------- 主体布局 ---------- */
.layout{
  max-width:1200px;margin:0 auto;padding:64px 24px 96px;
  display:grid;grid-template-columns:280px minmax(0,1fr);gap:64px;align-items:start;
}
.toc{
  position:sticky;top:104px;
  border-left:1px solid var(--border);
  padding-left:20px;
}
.toc-title{font-size:12px;letter-spacing:.14em;color:var(--text-3);margin-bottom:14px;}
.toc a{
  display:block;font-size:14px;color:var(--text-2);
  padding:9px 0 9px 19px;margin-left:-21px;
  border-left:2px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.toc a:hover{color:var(--brand);}
.toc a.is-current{color:var(--accent);border-left-color:var(--accent);}
.toc-note{
  margin-top:28px;padding:16px;border-radius:var(--radius-card);
  background:var(--surface-2);font-size:13px;line-height:1.7;color:var(--text-2);
}

.block{margin-bottom:64px;}
.block:last-child{margin-bottom:0;}
.block-head{margin-bottom:20px;}
.block h2{font-size:26px;line-height:1.3;}
.block-sub{margin-top:10px;font-size:14px;color:var(--text-3);letter-spacing:.02em;}
.block p{font-size:17px;line-height:1.9;margin-bottom:20px;}
.block p:last-child{margin-bottom:0;}

.figure{margin:28px 0;}
.figure img{border-radius:var(--radius-img);width:100%;object-fit:cover;}
.figure figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:12px;}

.points{margin:24px 0;}
.points li{
  position:relative;padding-left:22px;margin-bottom:14px;
  font-size:16px;line-height:1.8;color:var(--text-2);
}
.points li::before{
  content:"";position:absolute;left:0;top:12px;
  width:6px;height:6px;background:var(--brand);border-radius:1px;
}
.points li strong{color:var(--brand);font-weight:600;}

.data-table{
  width:100%;border-collapse:collapse;margin:24px 0;
  font-size:15px;border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;background:var(--surface);
}
.data-table caption{
  caption-side:top;text-align:left;font-size:13px;color:var(--text-3);
  padding-bottom:10px;
}
.data-table th,.data-table td{
  padding:14px 16px;text-align:left;border-bottom:1px solid var(--border);
}
.data-table thead th{
  background:var(--surface-2);color:var(--brand);font-weight:600;font-size:14px;
  letter-spacing:.02em;
}
.data-table tbody tr:last-child td{border-bottom:0;}
.data-table tbody tr{transition:background .18s var(--ease);}
.data-table tbody tr:hover{background:#F8F6F1;}

.split{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:40px;align-items:center;margin:28px 0;
}
.split .figure{margin:0;}
.split-text p{font-size:16px;line-height:1.9;color:var(--text-2);margin-bottom:16px;}

.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.tag{
  font-size:12px;color:var(--brand);background:rgba(110,127,118,.14);
  border-radius:var(--radius-tag);padding:6px 12px;letter-spacing:.02em;
}

/* ---------- 相关入口卡 ---------- */
.entry-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:28px;
}
.entry-card{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.entry-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#D3CEC3;}
.entry-card img{width:100%;height:150px;object-fit:cover;}
.entry-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.entry-tag{
  align-self:flex-start;font-size:12px;color:var(--brand);
  background:rgba(110,127,118,.14);border-radius:var(--radius-tag);
  padding:4px 10px;margin-bottom:12px;
}
.entry-body h3{font-size:18px;line-height:1.4;margin-bottom:10px;}
.entry-body p{font-size:14px;line-height:1.7;color:var(--text-2);flex:1;}
.entry-link{
  margin-top:16px;font-size:14px;color:var(--accent);
  display:inline-flex;align-items:center;gap:6px;
}
.entry-link .arrow{transition:transform .2s var(--ease);}
.entry-card:hover .entry-link .arrow{transform:translateX(4px);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-item{border-bottom:1px solid var(--border);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 0;font-size:18px;font-family:var(--serif);color:var(--brand);
  transition:color .18s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-family:var(--sans);font-size:22px;line-height:1;
  color:var(--accent);flex:0 0 auto;
  transition:transform .2s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item summary:hover{color:var(--accent);}
.faq-item p{
  font-size:16px;line-height:1.85;color:var(--text-2);
  padding:0 0 24px;max-width:760px;
}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--brand);color:var(--paper);
  padding:88px 24px;
}
.cta-inner{
  max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:56px;align-items:center;
}
.cta-band h2{color:#fff;font-size:clamp(26px,3.2vw,36px);line-height:1.28;}
.cta-band p{color:rgba(245,243,238,.78);font-size:16px;line-height:1.85;margin-top:16px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.cta-aside{
  border-left:1px solid rgba(255,255,255,.12);padding-left:40px;
}
.cta-aside dl{margin:0;}
.cta-aside dt{font-size:12px;letter-spacing:.12em;color:rgba(245,243,238,.52);margin-top:20px;}
.cta-aside dt:first-child{margin-top:0;}
.cta-aside dd{margin:6px 0 0;font-size:15px;color:#fff;font-family:var(--serif);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:rgba(245,243,238,.78);padding:72px 24px 28px;}
.footer-wrap{max-width:1200px;margin:0 auto;}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-logo{font-family:var(--serif);font-size:21px;color:#fff;letter-spacing:.02em;}
.footer-desc{font-size:14px;margin-top:14px;line-height:1.8;}
.footer-note{font-size:13px;margin-top:10px;color:rgba(245,243,238,.58);}
.footer-col h3{
  font-family:var(--sans);font-size:13px;letter-spacing:.14em;font-weight:500;
  color:rgba(245,243,238,.6);margin-bottom:18px;
}
.footer-col a,.footer-col p{
  display:block;font-size:14px;line-height:1.9;margin-bottom:10px;
  color:rgba(245,243,238,.82);
}
.footer-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
  padding-top:24px;font-size:13px;color:rgba(245,243,238,.58);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-side{display:none;}
  .nav-toggle{display:block;}
  .nav-wrap{height:64px;}
  .site-header.is-shrink .nav-wrap{height:64px;}
  .layout{grid-template-columns:minmax(0,1fr);gap:36px;padding:48px 24px 72px;}
  .toc{
    position:static;border-left:0;padding-left:0;
    display:flex;flex-wrap:wrap;gap:8px;align-items:center;
  }
  .toc-title{width:100%;margin-bottom:4px;}
  .toc a{
    border:1px solid var(--border);border-radius:999px;
    padding:7px 14px;margin:0;font-size:13px;color:var(--text-2);
  }
  .toc a.is-current{border-color:var(--accent);color:var(--accent);}
  .toc-note{width:100%;margin-top:18px;}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{grid-template-columns:minmax(0,1fr);gap:36px;}
  .cta-aside{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.12);padding-top:28px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .banner{min-height:260px;}
  .banner-inner{padding:56px 20px 32px;}
  .banner-lede{font-size:16px;}
  .container{padding:0 20px;}
  .facts-inner{padding:0 20px;}
  .fact{min-width:180px;padding:20px 20px 20px 20px;}
  .fact:first-child{padding-left:0;}
  .fact-value{font-size:17px;}
  .layout{padding:40px 20px 64px;}
  .block{margin-bottom:48px;}
  .block h2{font-size:22px;}
  .block p{font-size:16px;}
  .split{grid-template-columns:minmax(0,1fr);gap:24px;}
  .entry-grid{grid-template-columns:minmax(0,1fr);}
  .data-table{font-size:14px;}
  .data-table th,.data-table td{padding:12px 12px;}
  .faq-item summary{font-size:17px;padding:18px 0;}
  .cta-band{padding:64px 20px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .site-footer{padding:56px 20px 24px;}
  .footer-bottom{justify-content:flex-start;}
}
@media (max-width:479px){
  .nav-wrap{padding:0 16px;}
  .logo-main{font-size:19px;}
  .logo-sub{font-size:10px;letter-spacing:.12em;}
  .banner h1{font-size:28px;}
  .banner-tags span{font-size:11px;padding:4px 9px;}
  .btn{padding:12px 20px;font-size:14px;}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
}

/* roulang page: article */
:root{
  --paper:#F5F3EE;
  --surface:#FFFFFF;
  --surface-2:#EDEAE3;
  --brand:#142A24;
  --brand-deep:#0C1A16;
  --accent:#D9603C;
  --accent-hover:#BF4E2E;
  --moss:#6E7F76;
  --sand:#E8D9C5;
  --ink:#1B1F1E;
  --ink-2:#5A6461;
  --ink-3:#8C9490;
  --line:#DFDBD2;
  --ok:#2E7D5B;
  --r-card:16px;
  --r-img:12px;
  --r-tag:6px;
  --r-btn:999px;
  --sh-1:0 1px 2px rgba(20,42,36,.06);
  --sh-2:0 12px 32px -16px rgba(20,42,36,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;z-index:200}
.skip-link:focus{left:0}

/* ---------- Header / Nav ---------- */
.site-header{position:sticky;top:0;z-index:80;background:rgba(245,243,238,.96);border-bottom:1px solid transparent;transition:height .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease)}
.site-header.is-scrolled{border-bottom-color:var(--line)}
.nav-grid{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;height:88px;transition:height .25s var(--ease)}
.site-header.is-scrolled .nav-grid{height:64px}
.nav-side{display:flex;gap:30px;align-items:center}
.nav-side.left{grid-column:1;justify-content:flex-end}
.nav-side.right{grid-column:3;justify-content:flex-start}
.nav-link{position:relative;font-size:15px;color:var(--brand);padding:6px 2px;white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .18s var(--ease)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link:hover{color:var(--accent)}
.nav-link.is-active{color:var(--accent)}
.nav-link.is-active::after{background:var(--accent);transform:scaleX(1)}
.brand{grid-column:2;display:flex;flex-direction:column;align-items:center;line-height:1.1;padding:4px 10px}
.brand-name{font-family:var(--serif);font-size:23px;font-weight:600;letter-spacing:.02em;color:var(--brand)}
.brand-sub{font-size:10px;letter-spacing:.28em;text-transform:uppercase;color:var(--ink-3);margin-top:4px}
.nav-toggle{display:none;grid-column:3;justify-self:end;width:44px;height:44px;border-radius:12px;align-items:center;justify-content:center;flex-direction:column;gap:5px;transition:background .2s var(--ease)}
.nav-toggle:hover{background:rgba(20,42,36,.06)}
.nav-toggle span{display:block;width:22px;height:1.5px;background:var(--brand);transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.mobile-panel{position:fixed;inset:0;z-index:70;background:var(--paper);padding:110px 26px 150px;overflow-y:auto;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s var(--ease)}
.mobile-panel.is-open{opacity:1;visibility:visible;transform:none}
.mobile-nav{display:flex;flex-direction:column}
.mobile-link{font-size:18px;color:var(--brand);padding:16px 0;border-bottom:1px solid var(--line);opacity:0}
.mobile-link:hover{color:var(--accent)}
.mobile-panel.is-open .mobile-link{animation:fadeUp .3s var(--ease) both}
.mobile-panel.is-open .mobile-link:nth-child(1){animation-delay:40ms}
.mobile-panel.is-open .mobile-link:nth-child(2){animation-delay:80ms}
.mobile-panel.is-open .mobile-link:nth-child(3){animation-delay:120ms}
.mobile-panel.is-open .mobile-link:nth-child(4){animation-delay:160ms}
.mobile-cta{position:absolute;left:0;right:0;bottom:0;padding:20px 26px 30px;background:linear-gradient(to top,var(--paper) 70%,rgba(245,243,238,0))}
.mobile-cta .btn{width:100%;justify-content:center}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;border-radius:var(--r-btn);font-size:15px;font-weight:500;padding:13px 28px;border:1px solid transparent;transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
.btn .arrow{display:inline-block;transition:transform .22s var(--ease)}
.btn-primary{background:var(--accent);color:#FFF;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:hover .arrow{transform:translateX(4px)}
.btn-ghost{border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:rgba(20,42,36,.06)}
.btn-on-dark{border-color:rgba(255,255,255,.5);color:#FFF}
.btn-on-dark:hover{background:rgba(255,255,255,.12)}
.btn:disabled{opacity:.4;box-shadow:none;pointer-events:none}

/* ---------- Breadcrumbs ---------- */
.crumbs{border-bottom:1px solid var(--line);background:var(--paper)}
.crumb-inner{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:16px 24px;font-size:13px;color:var(--ink-3)}
.crumb-inner a:hover{color:var(--accent)}
.crumb-inner .sep{color:var(--line)}
.crumb-inner .current{color:var(--ink-2);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- Post head ---------- */
.post-head{padding:56px 0 0}
.post-title{font-family:var(--serif);font-weight:600;font-size:clamp(28px,4.2vw,44px);line-height:1.28;letter-spacing:.01em;color:var(--brand);margin:0 0 22px;max-width:920px}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 0;font-size:13px;color:var(--ink-2)}
.post-meta > *{padding:0 14px;border-left:1px solid var(--line)}
.post-meta > *:first-child{padding-left:0;border-left:0}
.meta-tag{display:inline-block;font-size:12px;color:var(--brand);background:rgba(110,127,118,.16);border-radius:var(--r-tag);padding:4px 11px;border-left:0!important;padding-left:11px!important}
.post-cover{margin:34px 0 0;border-radius:var(--r-card);overflow:hidden;background:var(--brand);box-shadow:var(--sh-1)}
.post-cover img{width:100%;aspect-ratio:16/7;object-fit:cover}

/* ---------- Article layout ---------- */
.article-layout{display:grid;grid-template-columns:190px minmax(0,1fr);gap:56px;padding:56px 0 96px;align-items:start}
.article-layout.no-toc{grid-template-columns:minmax(0,1fr)}
.article-layout.no-toc .article-body{max-width:760px;margin:0 auto}
.toc{position:sticky;top:104px;font-size:12px;color:var(--ink-2)}
.toc.is-empty{display:none}
.toc-title{font-size:12px;letter-spacing:.14em;color:var(--ink-3);margin:0 0 14px;text-transform:uppercase}
.toc-list{display:flex;flex-direction:column;gap:10px;border-left:1px solid var(--line);padding-left:14px}
.toc-link{position:relative;color:var(--ink-2);line-height:1.5;transition:color .2s var(--ease)}
.toc-link:hover{color:var(--accent)}
.toc-link.lvl-3{padding-left:12px;color:var(--ink-3);font-size:11.5px}
.toc-link.is-current{color:var(--brand);font-weight:500}
.toc-link.is-current::before{content:"";position:absolute;left:-15px;top:2px;bottom:2px;width:2px;background:var(--accent)}

.article-body{max-width:760px;font-size:17px;line-height:1.9;color:#232A28;word-break:break-word}
.article-body > *:first-child{margin-top:0}
.article-body h2{font-family:var(--serif);font-size:24px;font-weight:600;line-height:1.4;color:var(--brand);margin:48px 0 16px;letter-spacing:.01em}
.article-body h3{font-family:var(--serif);font-size:20px;font-weight:600;line-height:1.45;color:var(--brand);margin:34px 0 12px}
.article-body h4{font-size:17px;font-weight:600;color:var(--brand);margin:26px 0 10px}
.article-body p{margin:0 0 1.25em}
.article-body strong{color:var(--brand);font-weight:600}
.article-body a{color:var(--accent);border-bottom:1px solid rgba(217,96,60,.35);padding-bottom:1px}
.article-body a:hover{color:var(--accent-hover);border-bottom-color:var(--accent-hover)}
.article-body ul,.article-body ol{margin:0 0 1.25em;padding-left:0;list-style:none}
.article-body ul li{position:relative;padding-left:20px;margin:8px 0}
.article-body ul li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;background:var(--accent);border-radius:1px}
.article-body ol{counter-reset:item}
.article-body ol li{position:relative;padding-left:30px;margin:10px 0;counter-increment:item}
.article-body ol li::before{content:counter(item);position:absolute;left:0;top:.15em;width:20px;height:20px;border:1px solid var(--moss);border-radius:50%;font-size:12px;line-height:18px;text-align:center;color:var(--moss)}
.article-body blockquote{margin:26px 0;padding:20px 24px;background:var(--surface-2);border-left:3px solid var(--accent);border-radius:0 var(--r-img) var(--r-img) 0;color:var(--ink-2)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:26px 0;width:100%}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:26px 0;border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
.article-body th{background:var(--surface-2);color:var(--brand);font-weight:600}
.article-body tbody tr:hover td{background:#FAF9F5}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.article-body code{background:var(--surface-2);border-radius:4px;padding:2px 6px;font-size:14px}

.post-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;margin-top:52px;padding-top:28px;border-top:1px solid var(--line)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-block;font-size:12px;color:var(--brand);background:rgba(110,127,118,.16);border-radius:var(--r-tag);padding:5px 12px;transition:background .2s var(--ease)}
.tag:hover{background:rgba(110,127,118,.28)}

.empty-state{max-width:560px;margin:0 auto;text-align:center;padding:64px 24px;border:1px dashed var(--line);border-radius:var(--r-card);background:var(--surface)}
.empty-icon{width:56px;height:56px;border:1px solid var(--line);border-radius:14px;margin:0 auto 20px;position:relative}
.empty-icon::before,.empty-icon::after{content:"";position:absolute;background:var(--line)}
.empty-icon::before{left:14px;right:14px;top:26px;height:1px}
.empty-icon::after{left:14px;right:14px;top:32px;height:1px}
.empty-state h2{font-family:var(--serif);font-size:22px;color:var(--brand);margin:0 0 12px}
.empty-state p{color:var(--ink-2);font-size:15px;margin:0 0 24px}

/* ---------- Related ---------- */
.related{padding:0 0 96px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.eyebrow{font-size:12px;letter-spacing:.2em;color:var(--ink-3);margin:0 0 10px}
.section-title{font-family:var(--serif);font-size:clamp(24px,3vw,32px);font-weight:600;color:var(--brand);margin:0;line-height:1.3}
.text-link{font-size:14px;color:var(--brand);border-bottom:1px solid var(--brand);padding-bottom:3px}
.text-link:hover{color:var(--accent);border-bottom-color:var(--accent)}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D5D0C5}
.card-thumb{overflow:hidden;background:var(--surface-2)}
.card-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s var(--ease)}
.card:hover .card-thumb img{transform:scale(1.03)}
.card-body{display:flex;flex-direction:column;gap:12px;padding:22px;flex:1}
.card-title{font-family:var(--serif);font-size:19px;font-weight:600;line-height:1.45;color:var(--brand);margin:0}
.card-text{font-size:14px;line-height:1.8;color:var(--ink-2);margin:0;flex:1}
.card-foot{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);margin-top:4px}
.card-foot .go{color:var(--accent);transition:transform .22s var(--ease)}
.card:hover .card-foot .go{transform:translateX(4px)}

/* ---------- CTA ---------- */
.cta{background:var(--brand);color:#FFF;padding:80px 0;position:relative;overflow:hidden}
.cta::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:rgba(217,96,60,.14);pointer-events:none}
.cta-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.cta h2{font-family:var(--serif);font-size:clamp(26px,3.4vw,36px);font-weight:600;line-height:1.35;margin:0 0 16px;color:#FFF}
.cta p{margin:0;color:rgba(245,243,238,.78);font-size:16px;max-width:44ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand);color:rgba(245,243,238,.82);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-logo{font-family:var(--serif);font-size:22px;font-weight:600;color:#FFF;display:block;margin-bottom:14px;letter-spacing:.02em}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(245,243,238,.72);margin:0 0 10px;max-width:30ch}
.footer-audience{font-size:13px;color:rgba(245,243,238,.55);margin:0}
.footer-title{font-size:13px;letter-spacing:.14em;color:#FFF;margin:0 0 18px}
.footer-links{display:grid;gap:11px;font-size:14px}
.footer-links a,.footer-links span{color:rgba(245,243,238,.75);line-height:1.6}
.footer-links a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.footer-bottom{margin-top:56px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(245,243,238,.58)}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .nav-side{display:none}
  .nav-toggle{display:flex}
  .nav-grid{height:72px}
  .site-header.is-scrolled .nav-grid{height:64px}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;padding:40px 0 72px}
  .toc{display:none}
  .article-layout .article-body{max-width:760px;margin:0 auto}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .post-head{padding:40px 0 0}
  .related{padding-bottom:72px}
  .cta{padding:64px 0}
}
@media (max-width:600px){
  .container{padding:0 18px}
  .crumb-inner{padding:14px 18px}
  .card-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .brand-name{font-size:20px}
  .brand-sub{letter-spacing:.2em}
  .post-cover img{aspect-ratio:4/3}
  .post-foot{flex-direction:column;align-items:flex-start}
  .mobile-cta{padding:16px 18px 26px}
  .mobile-panel{padding:96px 18px 140px}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: category2 */
:root{
  --paper:#F5F3EE;
  --surface:#FFFFFF;
  --surface-2:#EDEAE3;
  --ink:#142A24;
  --ink-deep:#0C1A16;
  --accent:#D9603C;
  --accent-hover:#BF4E2E;
  --moss:#6E7F76;
  --sand:#E8D9C5;
  --text:#1B1F1E;
  --text-2:#5A6461;
  --text-3:#8C9490;
  --border:#DFDBD2;
  --ok:#2E7D5B;
  --warn:#B4451F;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-tag:6px;
  --r-btn:999px;
  --sh-1:0 1px 2px rgba(20,42,36,.06);
  --sh-2:0 12px 32px -16px rgba(20,42,36,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-title:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--accent)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------- 页头导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(245,243,238,.94);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--border)}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  height:88px;
  max-width:1280px;
  margin:0 auto;
  padding:0 24px;
  transition:height .25s var(--ease);
}
.site-header.is-scrolled .nav-wrap{height:64px}
.brand{display:flex;flex-direction:column;align-items:center;text-align:center;line-height:1.1;padding:4px 8px}
.brand-name{
  font-family:var(--font-title);
  font-size:22px;
  font-weight:600;
  color:var(--ink);
  letter-spacing:.02em;
}
.brand-sub{
  font-size:11px;
  letter-spacing:.18em;
  color:var(--text-3);
  text-transform:uppercase;
  margin-top:4px;
}
.nav-side{display:flex;align-items:center;gap:28px}
.nav-side.left{justify-content:flex-start}
.nav-side.right{justify-content:flex-end}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--ink);
  padding:6px 2px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  height:1px;width:0;
  background:var(--accent);
  transition:width .18s var(--ease);
}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--accent)}
.nav-link.is-active::after{width:100%;background:var(--accent)}
.nav-link.is-active::before{
  content:"";
  position:absolute;
  left:-10px;top:50%;
  width:4px;height:4px;
  border-radius:50%;
  background:var(--accent);
  transform:translateY(-50%);
}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:0;background:transparent;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:5px;
  padding:0;
  grid-column:3;
  justify-self:end;
}
.nav-toggle span{
  display:block;
  height:1.5px;width:22px;
  background:var(--ink);
  transition:transform .15s var(--ease),opacity .15s var(--ease);
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.mobile-panel{
  position:fixed;
  left:0;right:0;top:88px;bottom:0;
  background:var(--paper);
  z-index:55;
  padding:28px 24px 40px;
  display:flex;
  flex-direction:column;
  opacity:0;
  visibility:hidden;
  transform:translateY(-8px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s var(--ease),top .25s var(--ease);
  overflow-y:auto;
}
.site-header.is-scrolled .mobile-panel{top:64px}
.mobile-panel.is-open{opacity:1;visibility:visible;transform:none}
.mp-link{
  font-size:18px;
  color:var(--ink);
  padding:16px 4px;
  border-bottom:1px solid var(--border);
  opacity:0;
  transform:translateY(8px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),color .18s var(--ease);
}
.mobile-panel.is-open .mp-link{opacity:1;transform:none}
.mobile-panel.is-open .mp-link:nth-child(1){transition-delay:.04s}
.mobile-panel.is-open .mp-link:nth-child(2){transition-delay:.08s}
.mobile-panel.is-open .mp-link:nth-child(3){transition-delay:.12s}
.mobile-panel.is-open .mp-link:nth-child(4){transition-delay:.16s}
.mp-link.is-active{color:var(--accent)}
.mp-foot{margin-top:auto;padding-top:32px}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--paper);border-bottom:1px solid var(--border)}
.crumb{
  max-width:1200px;
  margin:0 auto;
  padding:14px 24px;
  font-size:13px;
  color:var(--text-3);
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.crumb a{color:var(--text-2)}
.crumb .sep{color:var(--border)}
.crumb .current{color:var(--text-3)}

/* ---------- 页头横幅 ---------- */
.page-banner{
  position:relative;
  min-height:300px;
  display:flex;
  align-items:flex-end;
  background-image:linear-gradient(rgba(12,26,22,.62),rgba(12,26,22,.55)),url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center;
  color:#fff;
}
.page-banner-inner{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:72px 24px 48px;
}
.banner-tag{
  display:inline-block;
  font-size:12px;
  letter-spacing:.14em;
  padding:5px 14px;
  border:1px solid rgba(255,255,255,.42);
  border-radius:var(--r-tag);
  color:rgba(255,255,255,.92);
  margin-bottom:20px;
}
.page-banner h1{
  font-family:var(--font-title);
  font-size:clamp(30px,4.6vw,48px);
  font-weight:600;
  line-height:1.2;
  letter-spacing:.01em;
  color:#fff;
  margin-bottom:14px;
}
.page-banner p{
  font-size:16px;
  color:rgba(255,255,255,.84);
  max-width:640px;
}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section.tight{padding:72px 0}
.section.alt{background:var(--surface)}
.section-head{max-width:780px;margin-bottom:48px}
.eyebrow{
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--accent);
  font-weight:600;
  margin-bottom:12px;
}
.section-title{
  font-family:var(--font-title);
  font-size:clamp(24px,3vw,36px);
  font-weight:600;
  line-height:1.28;
  color:var(--ink);
  margin-bottom:16px;
}
.section-lead{color:var(--text-2);font-size:16px;line-height:1.85}
.divider{height:1px;background:var(--border);border:0;margin:0}

/* ---------- 数据条 ---------- */
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--border);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  overflow:hidden;
}
.stat{background:var(--surface);padding:28px 24px}
.stat-num{
  font-family:var(--font-title);
  font-size:36px;
  line-height:1;
  color:var(--ink);
  margin-bottom:10px;
}
.stat-num small{font-family:var(--font-body);font-size:15px;color:var(--text-2);margin-left:4px}
.stat-label{font-size:14px;color:var(--text-2)}

/* ---------- 编号清单流 ---------- */
.step-flow{display:flex;flex-direction:column}
.step{
  display:grid;
  grid-template-columns:120px 1fr;
  gap:32px;
  padding:48px 0;
  border-top:1px solid var(--border);
}
.step:first-child{border-top:0;padding-top:0}
.step:last-child{padding-bottom:0}
.step-no{
  font-family:var(--font-title);
  font-size:48px;
  font-weight:500;
  line-height:1;
  color:var(--ink);
  opacity:.3;
  letter-spacing:.02em;
}
.step-body h3{
  font-family:var(--font-title);
  font-size:24px;
  font-weight:600;
  color:var(--ink);
  line-height:1.35;
  margin-bottom:16px;
}
.step-body p{color:var(--text-2);font-size:16px;line-height:1.85}
.step-body p + p{margin-top:14px}
.dot-list{margin-top:20px;display:grid;gap:10px}
.dot-list li{
  position:relative;
  padding-left:18px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.75;
}
.dot-list li::before{
  content:"";
  position:absolute;
  left:0;top:.72em;
  width:5px;height:5px;
  background:var(--moss);
  border-radius:1px;
}
.step-figure{margin-top:28px;background:var(--surface-2);border-radius:var(--r-img);overflow:hidden}
.step-figure img{width:100%;height:280px;object-fit:cover;border-radius:var(--r-img)}
.step-figure figcaption{font-size:13px;color:var(--text-3);padding:12px 16px}
.step-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:20px;
}
.tag{
  display:inline-block;
  font-size:12px;
  line-height:1.6;
  padding:4px 10px;
  border-radius:var(--r-tag);
  background:rgba(110,127,118,.14);
  color:var(--ink);
}
.tag.sand{background:rgba(232,217,197,.5);color:var(--ink)}
.tag.line{background:transparent;border:1px solid var(--border);color:var(--text-2)}

/* ---------- 分组卡片 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.g-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  padding:28px 24px;
  box-shadow:var(--sh-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
  display:flex;
  flex-direction:column;
  gap:12px;
}
.g-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.g-card h3{
  font-family:var(--font-title);
  font-size:20px;
  font-weight:600;
  color:var(--ink);
  line-height:1.4;
}
.g-card p{font-size:14px;color:var(--text-2);line-height:1.75}
.g-card .g-meta{
  margin-top:auto;
  padding-top:16px;
  border-top:1px solid var(--border);
  font-size:13px;
  color:var(--text-3);
}

/* ---------- 适用对象 ---------- */
.fit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.fit{
  background:var(--paper);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  padding:28px;
}
.fit h3{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:10px;font-family:var(--font-title);}
.fit p{font-size:15px;color:var(--text-2);line-height:1.8}

/* ---------- FAQ ---------- */
.faq{max-width:800px;margin:0 auto;border-top:1px solid var(--border)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  background:none;
  border:0;
  padding:24px 0;
  text-align:left;
  font-size:18px;
  font-weight:500;
  font-family:var(--font-body);
  color:var(--ink);
  transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--accent)}
.faq-icon{
  position:relative;
  width:16px;height:16px;
  flex:0 0 16px;
  transition:transform .25s var(--ease);
}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--accent)}
.faq-icon::before{left:0;top:7.5px;width:16px;height:1px}
.faq-icon::after{left:7.5px;top:0;width:1px;height:16px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
.faq-a p{
  margin:0 0 24px;
  font-size:16px;
  line-height:1.8;
  color:var(--text-2);
  max-width:680px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:500;
  padding:14px 28px;
  border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-arrow{display:inline-block;transition:transform .2s var(--ease)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover);color:#fff;transform:translateY(-1px)}
.btn-primary:hover .btn-arrow{transform:translateX(4px)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:rgba(20,42,36,.06);color:var(--ink)}
.btn-ghost:hover .btn-arrow{transform:translateX(4px)}
.btn-light{border-color:rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px)}
.btn-light:hover .btn-arrow{transform:translateX(4px)}
.btn-block{width:100%;justify-content:center}

/* ---------- CTA ---------- */
.cta{position:relative;background:url(/assets/images/backpic/back-3.webp) center/cover;color:#fff}
.cta::before{content:"";position:absolute;inset:0;background:rgba(12,26,22,.88)}
.cta-inner{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
  padding:88px 0;
}
.cta h2{
  font-family:var(--font-title);
  font-size:clamp(24px,3vw,36px);
  font-weight:600;
  line-height:1.3;
  color:#fff;
  margin-bottom:16px;
}
.cta p{color:rgba(255,255,255,.8);font-size:16px;line-height:1.85;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.cta-list{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-card);
  padding:32px;
}
.cta-list h3{
  font-size:15px;
  letter-spacing:.06em;
  color:#fff;
  margin-bottom:18px;
  font-weight:600;
}
.cta-list ul{display:grid;gap:14px}
.cta-list li{
  position:relative;
  padding-left:18px;
  font-size:15px;
  color:rgba(255,255,255,.82);
  line-height:1.7;
}
.cta-list li::before{
  content:"";
  position:absolute;
  left:0;top:.7em;
  width:5px;height:5px;
  border-radius:1px;
  background:var(--accent);
}

/* ---------- 入口卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.entry{
  display:flex;
  gap:20px;
  align-items:flex-start;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r-card);
  padding:28px;
  box-shadow:var(--sh-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.entry:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.entry img{width:96px;height:96px;flex:0 0 96px;object-fit:cover;border-radius:var(--r-img)}
.entry h3{
  font-family:var(--font-title);
  font-size:20px;
  font-weight:600;
  color:var(--ink);
  margin-bottom:8px;
}
.entry p{font-size:14px;color:var(--text-2);line-height:1.75}
.entry .entry-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:12px;
  font-size:14px;
  color:var(--accent);
}
.entry:hover .entry-more{color:var(--accent-hover)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);padding:72px 0 0}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand-name{color:#fff;font-size:20px}
.footer-brand .brand-sub{color:rgba(255,255,255,.45)}
.footer-brand .brand{align-items:flex-start;text-align:left;padding:0}
.footer-desc{font-size:14px;color:rgba(255,255,255,.68);margin-top:16px;line-height:1.7}
.footer-meta{font-size:13px;color:rgba(255,255,255,.5);margin-top:8px}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:600;
  margin-bottom:18px;
  letter-spacing:.02em;
}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.footer-col li{font-size:14px;color:rgba(255,255,255,.72);line-height:1.7}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;
  font-size:13px;
  color:rgba(255,255,255,.55);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}

/* ---------- 滚动显隐 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .3s var(--ease),transform .3s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-side{display:none}
  .nav-toggle{display:flex}
  .nav-wrap{height:64px}
  .site-header.is-scrolled .nav-wrap{height:64px}
  .mobile-panel{top:64px}
  .section{padding:80px 0}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .fit-grid{grid-template-columns:1fr;gap:16px}
  .cta-inner{grid-template-columns:1fr;gap:32px;padding:72px 0}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .step{grid-template-columns:1fr;gap:16px}
  .step-no{font-size:36px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .crumb{padding:12px 20px}
  .page-banner{min-height:260px}
  .page-banner-inner{padding:56px 20px 36px}
  .section{padding:64px 0}
  .section.tight{padding:56px 0}
  .section-head{margin-bottom:32px}
  .card-grid{grid-template-columns:1fr}
  .entry-grid{grid-template-columns:1fr}
  .entry{flex-direction:column}
  .entry img{width:100%;height:160px;flex:none}
  .step-figure img{height:220px}
  .cta-list{padding:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:519px){
  .brand-name{font-size:19px}
  .stat-grid{grid-template-columns:1fr}
  .stat{padding:22px 20px}
  .step-body h3{font-size:20px}
  .faq-q{font-size:16px;gap:16px}
  .btn{padding:12px 22px;font-size:14px}
  .cta-actions .btn{width:100%;justify-content:center}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --bg:#F5F3EE;
  --surface:#FFFFFF;
  --surface-2:#EDEAE3;
  --brand:#142A24;
  --brand-deep:#0C1A16;
  --accent:#D9603C;
  --accent-hover:#BF4E2E;
  --moss:#6E7F76;
  --sand:#E8D9C5;
  --text:#1B1F1E;
  --text-2:#5A6461;
  --text-3:#8C9490;
  --border:#DFDBD2;
  --success:#2E7D5B;
  --warn:#B4451F;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-tag:6px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,42,36,.06);
  --sh-2:0 12px 32px -16px rgba(20,42,36,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-title:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:.015em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(245,243,238,.94);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--border)}
.nav-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  height:88px;
  max-width:1280px;
  margin:0 auto;
  padding:0 32px;
  transition:height .26s var(--ease);
}
.site-header.is-scrolled .nav-inner{height:64px}
.nav-side{display:flex;align-items:center;gap:30px}
.nav-side.right{justify-content:flex-end}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--brand);
  padding:6px 0;
  transition:color .18s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--accent);transition:width .18s var(--ease);
}
.nav-link:hover{color:var(--accent)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--accent)}
.nav-link.is-active::after{width:100%}
.nav-link.is-active::before{
  content:"";position:absolute;left:-12px;top:50%;width:5px;height:5px;
  border-radius:50%;background:var(--accent);transform:translateY(-50%);
}
.brand{display:flex;flex-direction:column;align-items:center;gap:4px;line-height:1.1}
.brand-name{
  font-family:var(--font-title);font-size:26px;font-weight:600;
  color:var(--brand);letter-spacing:.02em;
}
.brand-sub{
  font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--text-3);
}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;padding:0;border:1px solid var(--border);
  background:var(--surface);border-radius:var(--r-pill);cursor:pointer;
}
.nav-toggle span{
  display:block;width:18px;height:1.5px;margin:0 auto;background:var(--brand);
  transition:transform .18s var(--ease),opacity .18s var(--ease);
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

.mobile-panel{
  position:fixed;inset:0;z-index:99;background:var(--bg);
  padding:104px 28px 32px;display:flex;flex-direction:column;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s var(--ease);
}
.mobile-panel.is-open{opacity:1;visibility:visible;transform:none}
.mobile-panel a.m-nav{
  font-size:18px;line-height:20px;color:var(--brand);padding:18px 0;
  border-bottom:1px solid var(--border);
  opacity:0;transform:translateY(10px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),color .18s var(--ease);
}
.mobile-panel.is-open a.m-nav{opacity:1;transform:none}
.mobile-panel.is-open a.m-nav:nth-child(1){transition-delay:.04s}
.mobile-panel.is-open a.m-nav:nth-child(2){transition-delay:.08s}
.mobile-panel.is-open a.m-nav:nth-child(3){transition-delay:.12s}
.mobile-panel.is-open a.m-nav:nth-child(4){transition-delay:.16s}
.mobile-panel a.m-nav:hover,.mobile-panel a.m-nav.is-active{color:var(--accent)}
.mobile-panel .m-foot{margin-top:auto;padding-top:24px}

/* ---------- 按钮与标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);padding:13px 26px;font-size:15px;font-weight:500;
  border:1px solid transparent;cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),
             transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary{background:var(--accent);color:#FFF8F4}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}
.btn-primary:hover .btn-arrow{transform:translateX(4px)}
.btn-ghost{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-ghost:hover{background:rgba(20,42,36,.06);transform:translateY(-1px)}
.btn-light{background:var(--bg);color:var(--brand)}
.btn-light:hover{background:#fff;transform:translateY(-1px)}
.btn[disabled]{opacity:.4;box-shadow:none;cursor:not-allowed;transform:none}
.btn-arrow{transition:transform .2s var(--ease)}
.tag{
  display:inline-block;font-size:12px;padding:4px 10px;border-radius:var(--r-tag);
  background:rgba(110,127,118,.12);color:var(--brand);letter-spacing:.02em;
}
.tag--accent{background:rgba(217,96,60,.12);color:var(--accent-hover)}

/* ---------- 内页横幅 ---------- */
.page-banner{position:relative;overflow:hidden;background:var(--brand-deep)}
.page-banner__bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.page-banner__mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,26,22,.72),rgba(12,26,22,.54) 58%,rgba(12,26,22,.68));
}
.page-banner__inner{position:relative;z-index:2;padding:64px 0 56px;color:var(--bg)}
.breadcrumb{font-size:13px;color:rgba(245,243,238,.72);display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.breadcrumb a{transition:color .18s var(--ease)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span.sep{color:rgba(245,243,238,.42)}
.breadcrumb .current{color:rgba(245,243,238,.92)}
.page-banner h1{
  font-family:var(--font-title);
  font-size:clamp(32px,4.6vw,52px);
  font-weight:600;line-height:1.2;color:#FFFFFF;letter-spacing:.015em;
}
.page-banner .banner-sub{
  margin-top:18px;max-width:640px;font-size:17px;line-height:1.8;
  color:rgba(245,243,238,.86);
}
.banner-meta{
  margin-top:30px;display:flex;flex-wrap:wrap;gap:10px 26px;
  font-size:13px;letter-spacing:.08em;color:rgba(245,243,238,.72);
}
.banner-meta em{font-style:normal;color:rgba(245,243,238,.5)}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section-head{max-width:780px;margin-bottom:48px}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:12px;
  letter-spacing:.18em;text-transform:uppercase;color:var(--moss);margin-bottom:14px;
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--accent)}
.section-title{
  font-family:var(--font-title);font-size:clamp(24px,3vw,36px);
  line-height:1.3;color:var(--brand);margin-bottom:16px;
}
.section-lead{color:var(--text-2);font-size:17px;line-height:1.85}

/* ---------- 参数条 ---------- */
.stat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
}
.stat-card{padding:30px 26px;border-right:1px solid var(--border)}
.stat-card:last-child{border-right:0}
.stat-value{
  font-family:var(--font-title);font-size:30px;line-height:1.2;color:var(--brand);
}
.stat-label{font-size:14px;color:var(--text-2);margin-top:8px;line-height:1.7}

/* ---------- 图文交替 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split + .split{margin-top:80px}
.split__media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-img);box-shadow:var(--sh-1);
}
.split--reverse .split__media{order:2}
.split__body h3{
  font-family:var(--font-title);font-size:24px;line-height:1.4;
  color:var(--brand);margin:16px 0 16px;
}
.split__body p{color:var(--text-2);font-size:16.5px;line-height:1.85}
.check-list{margin-top:22px}
.check-list li{
  position:relative;padding-left:22px;margin-bottom:12px;
  font-size:16px;color:var(--text-2);line-height:1.8;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;
  background:var(--accent);border-radius:1px;
}
.check-list li strong{color:var(--brand);font-weight:600}

/* ---------- 对比表 ---------- */
.table-wrap{
  overflow-x:auto;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-card);box-shadow:var(--sh-1);
}
table.compare{width:100%;border-collapse:collapse;min-width:720px}
.compare th,.compare td{
  padding:18px 22px;text-align:left;font-size:15px;
  border-bottom:1px solid var(--border);vertical-align:top;
}
.compare thead th{
  background:var(--surface-2);font-size:13px;letter-spacing:.06em;
  color:var(--brand);font-weight:600;white-space:nowrap;
}
.compare tbody tr{transition:background .18s var(--ease)}
.compare tbody tr:hover{background:#F8F6F1}
.compare tbody tr:last-child td{border-bottom:0}
.compare td:first-child{color:var(--brand);font-weight:600}
.compare .price{font-family:var(--font-title);font-size:17px;color:var(--brand)}
.table-note{
  margin-top:18px;font-size:13.5px;color:var(--text-3);line-height:1.8;
}

/* ---------- FAQ ---------- */
.faq{max-width:800px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item:first-child{border-top:1px solid var(--border)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;
  align-items:center;gap:24px;padding:24px 0;font-size:18px;color:var(--brand);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:16px;height:16px;
  background:
    linear-gradient(var(--accent),var(--accent)) center/16px 1px no-repeat,
    linear-gradient(var(--accent),var(--accent)) center/1px 16px no-repeat;
  transition:transform .25s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{color:var(--accent)}
.faq-answer{padding:0 0 26px;max-width:680px;color:var(--text-2);font-size:16px;line-height:1.85}

/* ---------- 入口卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.entry-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.entry-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.entry-card__media img{width:100%;height:184px;object-fit:cover}
.entry-card__body{padding:26px 24px 28px;display:flex;flex-direction:column;gap:12px;flex:1}
.entry-card__body h3{
  font-family:var(--font-title);font-size:20px;color:var(--brand);line-height:1.4;
}
.entry-card__body p{font-size:15px;color:var(--text-2);line-height:1.8;flex:1}
.entry-card .btn{align-self:flex-start;margin-top:6px}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--brand);color:var(--bg);border-radius:20px;
  padding:56px;display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;
}
.cta-band h2{
  font-family:var(--font-title);font-size:clamp(22px,2.6vw,32px);
  line-height:1.35;color:#FFFFFF;margin-bottom:16px;
}
.cta-band p{color:rgba(245,243,238,.82);font-size:16px;line-height:1.85}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:#EFEAE2;padding:72px 0 0;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand-name{color:#FFFFFF;font-size:24px;align-items:flex-start}
.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.footer-brand .brand-sub{color:rgba(239,234,226,.5)}
.footer-desc{font-size:14px;color:rgba(239,234,226,.72);line-height:1.85;max-width:300px}
.footer-roles{
  font-size:13px;color:rgba(239,234,226,.6);
  border:1px solid rgba(255,255,255,.14);border-radius:var(--r-tag);
  padding:8px 12px;display:inline-block;
}
.footer-col h4{
  font-size:14px;letter-spacing:.08em;color:#FFFFFF;margin-bottom:18px;font-weight:600;
}
.footer-col a{
  display:block;font-size:14px;color:rgba(239,234,226,.78);padding:6px 0;
  transition:color .18s var(--ease);
}
.footer-col a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.footer-info p{font-size:14px;color:rgba(239,234,226,.78);line-height:1.9}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
  padding:24px 0;font-size:13px;color:rgba(239,234,226,.6);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .3s var(--ease),transform .3s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 28px}
  .nav-inner{padding:0 28px}
}
@media (max-width:1023px){
  .nav-side{display:none}
  .nav-inner{
    display:flex;justify-content:center;position:relative;
    height:72px;padding:0 20px;
  }
  .site-header.is-scrolled .nav-inner{height:60px}
  .nav-toggle{display:flex;position:absolute;right:16px;top:50%;transform:translateY(-50%)}
  .section{padding:80px 0}
  .section--tight{padding:64px 0}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-card:nth-child(2){border-right:0}
  .stat-card:nth-child(1),.stat-card:nth-child(2){border-bottom:1px solid var(--border)}
  .split{grid-template-columns:1fr;gap:32px}
  .split--reverse .split__media{order:0}
  .split + .split{margin-top:64px}
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;padding:44px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 20px}
  .nav-inner{padding:0 16px}
  .brand-name{font-size:22px}
  .brand-sub{font-size:10px;letter-spacing:.16em}
  .page-banner__inner{padding:48px 0 44px}
  .page-banner .banner-sub{font-size:16px}
  .banner-meta{gap:8px 18px;font-size:12.5px}
  .section{padding:64px 0}
  .section--tight{padding:56px 0}
  .section-head{margin-bottom:32px}
  .stat-grid{grid-template-columns:1fr}
  .stat-card{border-right:0;border-bottom:1px solid var(--border)}
  .stat-card:last-child{border-bottom:0}
  .entry-grid{grid-template-columns:1fr}
  .cta-band{padding:32px 24px;border-radius:16px}
  .faq-item summary{font-size:16.5px;padding:20px 0}
  .faq-answer{font-size:15.5px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .site-footer{padding:56px 0 0;margin-top:64px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:519px){
  .brand-name{font-size:20px}
  .entry-card__media img{height:168px}
  .btn{width:100%}
  .entry-card .btn{width:100%;align-self:stretch}
  .cta-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}