/* roulang page: index */
:root{
  --ink:#13201E;
  --brand:#1E6F63;
  --brand-deep:#14483F;
  --accent:#CC6B3F;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-2:#EFEBE3;
  --text:#1B2422;
  --text-2:#5E6A67;
  --text-3:#8C9491;
  --line:#DFDACF;
  --line-strong:#C9C2B5;
  --ok:#2F8A5B;
  --danger:#B4483C;
  --r-s:8px;
  --r-m:14px;
  --r-l:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(19,32,30,.06);
  --sh-2:0 18px 40px -24px rgba(19,32,30,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-serif:'Noto Serif SC','Songti SC','STSong',serif;
  --font-sans:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --font-mono:'Inter','SFMono-Regular','Consolas','Menlo',monospace;
}
*,*::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-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.k-lock{overflow:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4,h5{margin:0;font-family:var(--font-serif);font-weight:600;color:var(--ink);line-height:1.25;letter-spacing:.005em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.k-mono{font-family:var(--font-mono);letter-spacing:.08em;font-variant-numeric:tabular-nums}
.k-container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.k-section{padding:96px 0}
.k-section--tight{padding:64px 0}
.k-section--alt{background:var(--surface-2)}
.k-section--dark{background:var(--ink);color:#E9E5DC}
.k-section--dark h2,.k-section--dark h3,.k-section--dark h4{color:#F4F1EA}
.k-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;
  color:var(--brand);text-transform:uppercase;
  background:rgba(30,111,99,.08);
  border:1px solid rgba(30,111,99,.18);
  padding:6px 14px;border-radius:var(--r-pill);
}
.k-sec-head{max-width:760px;margin-bottom:48px}
.k-sec-head h2{font-size:40px;margin-bottom:16px}
.k-sec-head p{color:var(--text-2);font-size:16px;max-width:640px}
.k-sec-head--split{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}
.k-sec-head--split .k-sec-head-text{max-width:680px}

/* ============ 导航 ============ */
.k-nav-wrap{position:sticky;top:0;z-index:50;padding:16px 16px 0}
.k-nav{
  position:relative;max-width:1180px;margin:0 auto;
  display:flex;align-items:center;gap:20px;
  padding:10px 12px 10px 20px;
  border-radius:var(--r-pill);
  background:rgba(247,245,240,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:background .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.k-nav.is-scrolled{background:rgba(255,255,255,.94);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.k-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink)}
.k-logo:hover{color:var(--ink)}
.k-logo-mark{
  width:34px;height:34px;border-radius:11px;flex:0 0 auto;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.18);
}
.k-logo-mark svg{width:18px;height:18px;display:block}
.k-logo-text{font-family:var(--font-serif);font-weight:700;font-size:19px;letter-spacing:.01em;white-space:nowrap}
.k-logo-text em{font-style:normal;color:var(--brand)}
.k-nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.k-nav-links a{
  display:inline-block;padding:8px 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--text-2);white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.k-nav-links a:hover{color:var(--brand);background:rgba(30,111,99,.07)}
.k-nav-links a.is-active{color:var(--ink);background:var(--surface-2);font-weight:500}
.k-nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.k-burger{
  display:none;width:42px;height:42px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--surface);
  align-items:center;justify-content:center;cursor:pointer;flex-direction:column;gap:4px;
}
.k-burger span{display:block;width:16px;height:1.5px;background:var(--ink);border-radius:2px;transition:transform .24s var(--ease),opacity .24s var(--ease)}
.k-burger.is-open span:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.k-burger.is-open span:nth-child(2){opacity:0}
.k-burger.is-open span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}
.k-drawer{
  display:none;position:fixed;inset:0;z-index:49;
  background:var(--bg);padding:96px 20px 40px;
  flex-direction:column;gap:6px;
  animation:kFade .24s var(--ease);
}
.k-drawer.is-open{display:flex}
.k-drawer a{
  display:flex;align-items:center;min-height:52px;padding:0 16px;
  border-radius:var(--r-m);font-size:17px;color:var(--ink);
  border:1px solid var(--line);background:var(--surface);
}
.k-drawer a.is-active{border-color:var(--brand);color:var(--brand)}
.k-drawer .k-btn{margin-top:14px;justify-content:center}

/* ============ 按钮 ============ */
.k-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;font-family:var(--font-sans);
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.k-btn-primary{background:var(--accent);color:#fff;box-shadow:var(--sh-1)}
.k-btn-primary:hover{background:#BE5F35;color:#fff;transform:translateY(-1px)}
.k-btn-primary:active{transform:scale(.98)}
.k-btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.k-btn-ghost:hover{background:var(--ink);color:#fff}
.k-btn-ghost:active{transform:scale(.98)}
.k-btn-light{background:var(--surface);color:var(--ink);border-color:var(--line)}
.k-btn-light:hover{border-color:var(--brand);color:var(--brand)}
.k-btn-sm{height:40px;padding:0 20px;font-size:14px}
.k-btn-lg{height:52px;padding:0 32px;font-size:16px}
.k-btn-block{width:100%}
.k-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;color:var(--brand);
  border-bottom:1px solid rgba(30,111,99,.4);padding-bottom:2px;
}
.k-link:hover{border-bottom-color:var(--brand-deep);color:var(--brand-deep);font-weight:500}

/* ============ Hero ============ */
.k-hero{position:relative;padding:64px 0 80px;overflow:hidden}
.k-hero::after{
  content:"";position:absolute;top:-160px;right:-180px;width:520px;height:520px;
  border-radius:50%;background:radial-gradient(circle,rgba(30,111,99,.10),rgba(30,111,99,0) 70%);
  pointer-events:none;
}
.k-hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;position:relative;z-index:1}
.k-hero-copy h1{font-size:clamp(34px,4.4vw,56px);margin:22px 0 20px;line-height:1.18}
.k-hero-sub{font-size:17px;color:var(--text-2);max-width:520px;line-height:1.8}
.k-hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:32px 0 40px}
.k-trust{
  display:flex;gap:36px;flex-wrap:wrap;
  padding-top:28px;border-top:1px solid var(--line);
}
.k-trust li{display:flex;flex-direction:column;gap:2px}
.k-trust .k-mono{font-size:30px;font-weight:600;color:var(--ink);line-height:1.1}
.k-trust span:last-child{font-size:13px;color:var(--text-3)}
.k-hero-media{position:relative}
.k-hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-l);border:1px solid var(--line);box-shadow:var(--sh-2);
}
.k-hero-media::before{
  content:"";position:absolute;inset:auto -16px -16px auto;width:140px;height:140px;
  border-radius:var(--r-l);background:var(--surface-2);z-index:-1;
}

/* ============ 流程步骤 ============ */
.k-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.k-step{padding:28px 24px 8px;border-right:1px solid var(--line);position:relative}
.k-step:last-child{border-right:none}
.k-step-num{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.12em;color:var(--brand);
  display:inline-block;margin-bottom:14px;
}
.k-step h3{font-size:20px;margin-bottom:10px}
.k-step p{font-size:14px;color:var(--text-2);line-height:1.8}
.k-step::before{
  content:"";position:absolute;top:-4.5px;left:24px;width:8px;height:8px;
  border-radius:50%;background:var(--brand);
}

/* ============ 议程 ============ */
.k-tabs{display:inline-flex;gap:6px;padding:6px;background:var(--surface-2);border-radius:var(--r-pill);margin-bottom:40px}
.k-tab{
  border:none;background:transparent;cursor:pointer;
  padding:10px 26px;border-radius:var(--r-pill);
  font-size:15px;color:var(--text-2);font-family:var(--font-mono);letter-spacing:.06em;
  transition:background .24s var(--ease),color .24s var(--ease);
}
.k-tab.is-active{background:var(--ink);color:#F4F1EA}
.k-tab:hover{color:var(--ink)}
.k-tab.is-active:hover{color:#F4F1EA}
.k-panel{display:none}
.k-panel.is-active{display:block;animation:kFade .24s var(--ease)}
.k-timeline{position:relative;display:grid;gap:22px}
.k-timeline::before{
  content:"";position:absolute;left:88px;top:12px;bottom:12px;width:2px;background:var(--line);
}
.k-tl-row{display:grid;grid-template-columns:88px 1fr;gap:0;align-items:start}
.k-tl-time{
  font-family:var(--font-mono);font-size:14px;color:var(--text-2);
  padding-top:20px;letter-spacing:.04em;
}
.k-tl-card{
  position:relative;margin-left:26px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-m);
  padding:20px 24px;transition:box-shadow .24s var(--ease),transform .24s var(--ease);
}
.k-tl-card::before{
  content:"";position:absolute;left:-32px;top:26px;width:12px;height:12px;
  border-radius:50%;background:var(--bg);border:2px solid var(--line-strong);
}
.k-tl-row.is-now .k-tl-card::before{background:var(--accent);border-color:var(--accent)}
.k-tl-row.is-now .k-tl-card{border-color:rgba(204,107,63,.45)}
.k-tl-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.k-tl-card h3{font-size:20px;margin-bottom:8px}
.k-tl-meta{display:flex;flex-wrap:wrap;gap:10px 18px;font-size:13px;color:var(--text-2);margin-top:12px}
.k-tl-meta .k-mono{font-size:12px;color:var(--text-3)}
.k-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12px;
  background:var(--surface-2);color:var(--text-2);margin-right:8px;
}
.k-tag--accent{background:transparent;border:1px solid rgba(204,107,63,.5);color:var(--accent)}

/* ============ 嘉宾 ============ */
.k-speakers{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.k-speaker{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;transition:box-shadow .24s var(--ease),transform .24s var(--ease)}
.k-speaker:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.k-speaker-media{overflow:hidden;aspect-ratio:4/5;background:var(--surface-2)}
.k-speaker-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.k-speaker:hover .k-speaker-media img{transform:scale(1.03)}
.k-speaker-body{padding:18px 20px 22px}
.k-speaker-body h3{font-size:19px;margin-bottom:4px}
.k-speaker-role{font-size:13px;color:var(--text-2);margin-bottom:12px}
.k-highlights{
  display:grid;grid-template-columns:repeat(4,1fr);gap:32px;
  margin-top:56px;padding-top:40px;border-top:1px solid var(--line);
}
.k-highlight .k-mono{font-size:48px;font-weight:600;color:var(--ink);line-height:1;display:block;margin-bottom:10px}
.k-highlight span:last-child{font-size:14px;color:var(--text-2)}

/* ============ 票种 ============ */
.k-tickets{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.k-ticket{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-m);padding:28px 24px;
  display:flex;flex-direction:column;
  transition:box-shadow .24s var(--ease),transform .24s var(--ease);
}
.k-ticket:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.k-ticket--best{border-top:4px solid var(--accent);padding-top:25px}
.k-ticket-badge{
  position:absolute;top:-13px;right:20px;
  background:var(--accent);color:#fff;font-size:12px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;
}
.k-ticket h3{font-size:20px;margin-bottom:6px}
.k-ticket-desc{font-size:13px;color:var(--text-3);margin-bottom:20px}
.k-price{display:flex;align-items:baseline;gap:6px;margin-bottom:22px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.k-price .k-mono{font-size:38px;font-weight:600;color:var(--ink);line-height:1}
.k-price small{font-size:13px;color:var(--text-3)}
.k-ticket ul{display:grid;gap:11px;margin-bottom:26px;flex:1}
.k-ticket li{position:relative;padding-left:24px;font-size:14px;color:var(--text);line-height:1.7}
.k-ticket li::before{
  content:"";position:absolute;left:2px;top:9px;width:11px;height:6px;
  border-left:1.8px solid var(--brand);border-bottom:1.8px solid var(--brand);
  transform:rotate(-45deg);
}
.k-ticket li.is-off{color:var(--text-3)}
.k-ticket li.is-off::before{border-color:var(--text-3);opacity:.6}

/* ============ 最新信息 ============ */
.k-news-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:24px;align-items:start}
.k-news-lead{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);
  overflow:hidden;transition:box-shadow .24s var(--ease),transform .24s var(--ease);
}
.k-news-lead:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.k-news-lead-media{aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.k-news-lead-media img{width:100%;height:100%;object-fit:cover}
.k-news-lead-body{padding:24px 26px 28px}
.k-news-lead-body h3{font-size:24px;margin:14px 0 12px;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.k-news-lead-body p{font-size:14px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.k-news-meta{display:flex;align-items:center;justify-content:space-between;margin-top:20px;font-size:13px;color:var(--text-3)}
.k-pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);background:var(--surface-2);
  color:var(--text-2);font-size:12px;
}
.k-pill--accent{background:transparent;border:1px solid rgba(204,107,63,.5);color:var(--accent)}
.k-news-side{display:grid;gap:16px}
.k-news-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);
  padding:20px 22px;transition:box-shadow .24s var(--ease),transform .24s var(--ease),border-color .24s var(--ease);
}
.k-news-item:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:var(--line-strong)}
.k-news-item h4{font-size:17px;margin:12px 0 8px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.k-news-item p{font-size:13px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.k-news-item time{display:inline-block;margin-top:12px;font-size:12px;color:var(--text-3)}
.k-empty{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--r-m);
  color:var(--text-3);font-size:14px;text-align:center;padding:32px;
}
.k-empty svg{width:36px;height:36px;stroke:var(--line-strong)}

/* ============ 报名 ============ */
.k-signup{position:relative;overflow:hidden}
.k-signup::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(247,245,240,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(247,245,240,.06) 1px,transparent 1px);
  background-size:64px 64px;
}
.k-signup-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.k-signup-copy h2{font-size:40px;margin:18px 0 20px}
.k-signup-copy p{color:rgba(233,229,220,.78);font-size:15px;max-width:440px}
.k-signup-points{display:grid;gap:16px;margin-top:32px}
.k-signup-points li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:rgba(233,229,220,.9)}
.k-signup-points li::before{
  content:"";flex:0 0 auto;width:18px;height:18px;margin-top:5px;border-radius:50%;
  background:rgba(30,111,99,.3);border:1px solid var(--brand);
  background-image:linear-gradient(135deg,transparent 45%,var(--brand) 45%,var(--brand) 55%,transparent 55%);
}
.k-form-card{
  background:var(--surface);border-radius:var(--r-l);padding:28px;
  box-shadow:var(--sh-2);color:var(--text);
}
.k-form-card h3{font-size:22px;margin-bottom:6px}
.k-form-hint{font-size:13px;color:var(--text-3);margin-bottom:22px}
.k-field{margin-bottom:16px}
.k-field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:7px}
.k-field input,.k-field select,.k-field textarea{
  width:100%;height:48px;padding:0 14px;
  border:1px solid var(--line);border-radius:10px;
  background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.k-field textarea{height:auto;min-height:88px;padding:12px 14px;resize:vertical;line-height:1.7}
.k-field input:focus,.k-field select:focus,.k-field textarea:focus{
  outline:none;border-color:var(--brand);background:var(--surface);
  box-shadow:0 0 0 3px rgba(30,111,99,.14);
}
.k-field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.k-form-note{font-size:12px;color:var(--text-3);margin-top:14px;text-align:center}
.k-form-msg{
  display:none;margin-top:14px;padding:12px 14px;border-radius:10px;
  font-size:13px;background:rgba(47,138,91,.1);color:#266F49;border:1px solid rgba(47,138,91,.3);
}
.k-form-msg.is-show{display:block}

/* ============ FAQ ============ */
.k-faq{display:grid;gap:14px;max-width:900px}
.k-faq details{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);
  overflow:hidden;transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.k-faq details[open]{border-color:var(--line-strong);box-shadow:var(--sh-1)}
.k-faq summary{
  list-style:none;cursor:pointer;padding:20px 26px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  font-family:var(--font-serif);font-size:18px;font-weight:600;color:var(--ink);
  transition:color .2s var(--ease);
}
.k-faq summary::-webkit-details-marker{display:none}
.k-faq summary:hover{color:var(--brand)}
.k-faq details[open] summary{color:var(--brand)}
.k-faq summary::after{
  content:"+";flex:0 0 auto;font-family:var(--font-sans);font-size:22px;font-weight:400;
  color:var(--text-3);line-height:1;transition:transform .24s var(--ease);
}
.k-faq details[open] summary::after{content:"−";color:var(--brand)}
.k-faq-body{padding:0 26px 24px;font-size:15px;color:var(--text-2);line-height:1.85;max-width:720px}

/* ============ 页脚 ============ */
.k-footer{background:var(--ink);color:#C8C4BA;padding:72px 0 0;font-size:14px}
.k-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:48px;padding-bottom:56px}
.k-footer h4{font-size:15px;color:#F4F1EA;margin-bottom:18px;font-family:var(--font-sans);font-weight:600}
.k-footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;color:#F4F1EA}
.k-footer-brand .k-logo-mark{width:32px;height:32px;border-radius:10px}
.k-footer-brand span{font-family:var(--font-serif);font-size:18px;font-weight:700}
.k-footer p{line-height:1.9;color:#A9A59B;max-width:320px}
.k-footer-links{display:grid;gap:11px}
.k-footer-links a{color:#C8C4BA;font-size:14px;transition:color .2s var(--ease)}
.k-footer-links a:hover{color:#7FC3B4}
.k-footer-contact{display:grid;gap:11px;color:#A9A59B}
.k-footer-contact .k-mono{color:#E9E5DC;font-size:15px}
.k-footer-bottom{
  border-top:1px solid rgba(233,229,220,.14);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8F8B82;
}
.k-footer-bottom a{color:#8F8B82}
.k-footer-bottom a:hover{color:#7FC3B4}
.k-totop{display:inline-flex;align-items:center;gap:6px}

/* ============ 动效 ============ */
.k-reveal{opacity:0;transform:translateY(16px)}
.k-reveal.is-in{animation:kRise .52s var(--ease) forwards}
@keyframes kRise{to{opacity:1;transform:translateY(0)}}
@keyframes kFade{from{opacity:0}to{opacity:1}}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .k-reveal{opacity:1;transform:none}
}

/* ============ 响应式 ============ */
@media screen and (max-width:1199px){
  .k-container{padding:0 24px}
  .k-hero-grid{gap:36px}
  .k-speakers{grid-template-columns:repeat(2,1fr)}
  .k-highlights{grid-template-columns:repeat(2,1fr);gap:24px}
  .k-steps{grid-template-columns:repeat(2,1fr)}
  .k-step:nth-child(2){border-right:none}
  .k-step:nth-child(1),.k-step:nth-child(2){border-bottom:1px solid var(--line);padding-bottom:24px}
}
@media screen and (max-width:1023px){
  .k-nav-links{display:none}
  .k-burger{display:flex}
  .k-nav{padding:10px 12px 10px 16px;gap:12px}
  .k-section{padding:72px 0}
  .k-hero-grid{grid-template-columns:1fr;gap:40px}
  .k-hero-media{order:-1}
  .k-hero-media img{aspect-ratio:16/10}
  .k-signup-grid{grid-template-columns:1fr;gap:40px}
  .k-news-grid{grid-template-columns:1fr}
  .k-tickets{grid-template-columns:1fr;gap:20px}
  .k-ticket--best{order:-1}
  .k-footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .k-sec-head h2,.k-signup-copy h2{font-size:32px}
}
@media screen and (max-width:767px){
  .k-container{padding:0 18px}
  .k-section{padding:56px 0}
  .k-section--tight{padding:48px 0}
  .k-nav-wrap{padding:12px 12px 0}
  .k-logo-text{font-size:17px}
  .k-hero{padding:32px 0 56px}
  .k-hero-copy h1{font-size:clamp(30px,8.4vw,38px)}
  .k-hero-sub{font-size:15px}
  .k-trust{gap:24px}
  .k-trust .k-mono{font-size:24px}
  .k-steps{grid-template-columns:1fr}
  .k-step{border-right:none;border-bottom:1px solid var(--line);padding:24px 0 20px}
  .k-step:last-child{border-bottom:none}
  .k-step::before{left:0}
  .k-steps{border-top:none}
  .k-timeline::before{left:6px}
  .k-tl-row{grid-template-columns:1fr}
  .k-tl-time{padding:0 0 8px 22px}
  .k-tl-card{margin-left:22px}
  .k-tl-card::before{left:-22px;top:24px;width:10px;height:10px}
  .k-speakers{grid-template-columns:1fr}
  .k-highlights{grid-template-columns:1fr 1fr;gap:20px}
  .k-highlight .k-mono{font-size:34px}
  .k-sec-head h2,.k-signup-copy h2{font-size:26px}
  .k-sec-head{margin-bottom:32px}
  .k-field-row{grid-template-columns:1fr}
  .k-form-card{padding:22px 18px}
  .k-faq summary{font-size:16px;padding:18px 18px}
  .k-faq-body{padding:0 18px 20px}
  .k-footer{padding-top:56px}
  .k-footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px}
  .k-footer-bottom{flex-direction:column;align-items:flex-start}
  .k-news-lead-body{padding:20px 18px 24px}
}
@media screen and (max-width:400px){
  .k-trust{gap:18px}
  .k-hero-cta .k-btn{width:100%}
}
/* 覆盖 Foundation 默认观感 */
.button,a.button{background-color:var(--accent);border-radius:var(--r-pill)}
input[type="text"],input[type="tel"],input[type="email"],select,textarea{box-shadow:none}
.k-form-card select{
  -webkit-appearance:none;appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;
  background-size:5px 5px,5px 5px;background-repeat:no-repeat;
}

/* roulang page: article */
:root{
  --ink:#13201E;
  --brand:#1E6F63;
  --brand-deep:#14483F;
  --accent:#CC6B3F;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-2:#EFEBE3;
  --text:#1B2422;
  --text-2:#5E6A67;
  --text-3:#8C9491;
  --line:#DFDACF;
  --line-strong:#C9C2B5;
  --ok:#2F8A5B;
  --danger:#B4483C;
  --r-s:8px; --r-m:14px; --r-l:20px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(19,32,30,.06);
  --sh-2:0 18px 40px -24px rgba(19,32,30,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-serif:'Noto Serif SC','Songti SC','Source Han Serif SC',Georgia,serif;
  --font-sans:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
  --font-mono:'JetBrains Mono','SFMono-Regular',Consolas,'Courier New',monospace;
}
*,*::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-sans);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body.k-nav-locked{overflow:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-deep)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:700;line-height:1.25;letter-spacing:-.01em;margin:0;color:var(--ink)}
p{margin:0 0 1em}
.k-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.k-mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.08em}
.k-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.k-skip{position:absolute;left:-9999px;top:0;z-index:100;background:var(--ink);color:#fff;padding:12px 18px;border-radius:0 0 12px 0}
.k-skip:focus{left:0;color:#fff}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

/* ============ 导航 ============ */
.k-nav-wrap{position:sticky;top:16px;z-index:50;padding:0 16px;pointer-events:none}
.k-nav{pointer-events:auto;position:relative;max-width:1180px;margin:0 auto;display:flex;align-items:center;gap:10px;padding:10px 12px 10px 20px;border-radius:var(--r-pill);border:1px solid var(--line);background:rgba(247,245,240,.82);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--sh-1);transition:background .24s var(--ease),box-shadow .24s var(--ease)}
.k-nav.is-scrolled{background:rgba(255,255,255,.92);box-shadow:var(--sh-2)}
.k-logo{display:flex;align-items:center;gap:10px;color:var(--ink);font-family:var(--font-serif);font-weight:700;font-size:17px;white-space:nowrap}
.k-logo:hover{color:var(--ink)}
.k-logo-mark{width:32px;height:32px;flex:0 0 32px;border-radius:10px;background:var(--brand);display:grid;place-items:center}
.k-logo-mark svg{width:18px;height:18px}
.k-nav-menu{margin-left:auto;display:flex;align-items:center;gap:2px}
.k-nav-link{position:relative;display:inline-flex;align-items:center;padding:8px 12px;border-radius:var(--r-pill);color:var(--text-2);font-size:15px;transition:color .2s var(--ease),background .2s var(--ease)}
.k-nav-link:hover{color:var(--brand);background:rgba(30,111,99,.07)}
.k-nav-link.is-active{color:var(--ink);background:var(--surface-2)}
.k-nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;background:var(--brand)}
.k-nav-toggle{display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--line);background:var(--surface);border-radius:var(--r-pill);flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;padding:0}
.k-nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.k-nav-cta{margin-left:8px}

/* ============ 按钮 ============ */
.k-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-pill);border:1px solid transparent;font-size:15px;font-weight:600;line-height:1;cursor:pointer;text-align:center;transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease)}
.k-btn:active{transform:scale(.98)}
.k-btn-accent{background:var(--accent);color:#fff;border-color:var(--accent)}
.k-btn-accent:hover{background:#bb5c32;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.k-btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.k-btn-ghost:hover{background:var(--ink);color:#F7F5F0;transform:translateY(-1px)}
.k-btn-line{background:transparent;color:#F2EEE6;border-color:rgba(242,238,230,.45)}
.k-btn-line:hover{background:#F2EEE6;color:var(--ink);transform:translateY(-1px)}
.k-btn-sm{height:40px;padding:0 18px;font-size:14px}
.k-btn-lg{height:52px;padding:0 28px;font-size:16px}
.k-btn-block{width:100%}

/* ============ 面包屑与文章头 ============ */
.k-article-head{padding:56px 0 28px}
.k-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;padding:0;margin:0 0 20px;font-size:13px;color:var(--text-3)}
.k-crumb li{display:inline-flex;align-items:center;gap:8px}
.k-crumb li+li::before{content:"/";color:var(--line-strong);margin-right:0}
.k-crumb a{color:var(--text-3)}
.k-crumb a:hover{color:var(--brand)}
.k-crumb [aria-current]{color:var(--text-2)}
.k-pill{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;letter-spacing:.02em;background:var(--surface-2);color:var(--text-2);white-space:nowrap}
.k-pill-accent{background:transparent;border:1px solid var(--accent);color:var(--accent)}
.k-article-title{font-size:clamp(30px,4.2vw,48px);line-height:1.24;margin:16px 0 22px;max-width:920px}
.k-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:13px;color:var(--text-3)}
.k-meta-item{display:inline-flex;align-items:center;gap:6px}
.k-meta-item a{color:var(--text-2)}
.k-meta-item a:hover{color:var(--brand)}

/* ============ 文章布局 ============ */
.k-article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start;padding-bottom:24px}
.k-article{min-width:0}
.k-article-cover{margin:0 0 40px;border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);background:var(--surface-2);aspect-ratio:16/9}
.k-article-cover img{width:100%;height:100%;object-fit:cover}
.k-article-body{max-width:760px;font-size:16.5px;line-height:1.9;color:var(--text)}
.k-article-body>*:first-child{margin-top:0}
.k-article-body h2{font-size:28px;margin:48px 0 16px;padding-left:14px;border-left:3px solid var(--brand);scroll-margin-top:110px}
.k-article-body h3{font-size:21px;margin:32px 0 12px;scroll-margin-top:110px}
.k-article-body h4{font-family:var(--font-sans);font-size:18px;font-weight:700;margin:24px 0 10px}
.k-article-body p{margin:0 0 1.2em}
.k-article-body ul,.k-article-body ol{padding-left:1.4em;margin:0 0 1.2em}
.k-article-body li{margin-bottom:.5em}
.k-article-body ul>li::marker{color:var(--brand);font-size:1.1em}
.k-article-body ol>li::marker{color:var(--brand);font-family:var(--font-mono)}
.k-article-body blockquote{margin:26px 0;padding:18px 22px;background:var(--surface-2);border-left:3px solid var(--brand);border-radius:0 var(--r-m) var(--r-m) 0;color:var(--text-2);font-size:15.5px}
.k-article-body blockquote p:last-child{margin-bottom:0}
.k-article-body img{border-radius:var(--r-m);margin:26px 0;border:1px solid var(--line)}
.k-article-body figure{margin:26px 0}
.k-article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;line-height:1.7}
.k-article-body a{color:var(--brand);border-bottom:1px solid rgba(30,111,99,.35)}
.k-article-body a:hover{color:var(--brand-deep);border-bottom-color:var(--brand-deep)}
.k-article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;background:var(--surface);border-radius:var(--r-m);overflow:hidden}
.k-article-body thead th{background:var(--ink);color:#F7F5F0;text-align:left;font-weight:600;padding:0 16px;height:48px;line-height:48px;white-space:nowrap}
.k-article-body tbody td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.7}
.k-article-body tbody tr:last-child td{border-bottom:0}
.k-article-body code{font-family:var(--font-mono);font-size:.9em;background:var(--surface-2);padding:2px 6px;border-radius:6px;color:var(--brand-deep)}
.k-article-body pre{background:var(--ink);color:#EDE9E1;padding:18px 20px;border-radius:var(--r-m);overflow:auto;font-size:14px;line-height:1.7;margin:26px 0}
.k-article-body pre code{background:transparent;color:inherit;padding:0}
.k-empty{min-height:260px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;border:1px dashed var(--line-strong);border-radius:var(--r-l);background:var(--surface);padding:40px 24px}
.k-empty-mark{width:52px;height:52px;border-radius:50%;border:1.5px solid var(--brand);color:var(--brand);display:grid;place-items:center;font-size:22px;font-family:var(--font-mono)}
.k-empty h2{font-size:22px;margin:0}
.k-empty p{max-width:420px;margin:0;color:var(--text-2);font-size:15px}

/* ============ 标签与上下篇 ============ */
.k-tags{display:flex;flex-wrap:wrap;gap:8px;margin:40px 0 0;padding-top:24px;border-top:1px solid var(--line)}
.k-postnav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}
.k-postnav a{display:flex;flex-direction:column;gap:6px;padding:18px 20px;border:1px solid var(--line);border-radius:var(--r-m);background:var(--surface);transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.k-postnav a:hover{transform:translateY(-2px);box-shadow:var(--sh-1);border-color:var(--line-strong)}
.k-postnav-label{font-size:12px;color:var(--text-3);letter-spacing:.06em}
.k-postnav-title{font-size:15px;color:var(--ink);font-weight:600;line-height:1.6}
.k-postnav a:hover .k-postnav-title{color:var(--brand)}
.k-postnav-next{text-align:right;align-items:flex-end}

/* ============ 侧栏 ============ */
.k-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.k-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:20px}
.k-aside-title{font-family:var(--font-sans);font-size:15px;font-weight:600;letter-spacing:.03em;color:var(--text-2);margin:0 0 14px}
.k-toc h3{font-family:var(--font-sans);font-size:15px;font-weight:600;letter-spacing:.03em;color:var(--text-2);margin:0 0 12px}
.k-toc-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;max-height:50vh;overflow:auto}
.k-toc-list a{display:block;padding:7px 10px;border-radius:var(--r-s);border-left:2px solid transparent;font-size:14px;line-height:1.5;color:var(--text-2)}
.k-toc-list a:hover{color:var(--brand);background:rgba(30,111,99,.06)}
.k-toc-list a.is-current{color:var(--brand);border-left-color:var(--brand);background:rgba(30,111,99,.08);font-weight:600}
.k-toc-list .is-sub a{padding-left:24px;font-size:13px}
.k-related{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.k-related li{display:flex;gap:12px;align-items:flex-start}
.k-related img{width:64px;height:48px;flex:0 0 64px;object-fit:cover;border-radius:10px;border:1px solid var(--line)}
.k-related a{font-size:14px;font-weight:600;color:var(--ink);line-height:1.5}
.k-related a:hover{color:var(--brand)}
.k-related-time{display:block;margin-top:4px;font-size:12px;color:var(--text-3)}
.k-signup-card{background:var(--ink);border:1px solid var(--ink);border-radius:var(--r-m);padding:22px}
.k-signup-card h3{color:#fff;font-size:19px;margin:0 0 8px}
.k-signup-card p{font-size:13.5px;line-height:1.75;color:#B7B3AA;margin:0 0 16px}

/* ============ 通用板块 ============ */
.k-section{padding:64px 0}
.k-eyebrow{display:inline-block;font-size:12px;letter-spacing:.14em;color:var(--accent);margin-bottom:12px;font-weight:600}
.k-section-title{font-size:clamp(24px,3vw,34px);margin:0 0 14px}
.k-section-lead{max-width:660px;color:var(--text-2);font-size:16px;line-height:1.85}

/* ============ FAQ ============ */
.k-faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:48px;align-items:start}
.k-faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);margin-bottom:12px;padding:0 20px;transition:border-color .24s var(--ease),box-shadow .24s var(--ease)}
.k-faq-item:hover{border-color:var(--line-strong)}
.k-faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;font-family:var(--font-serif);font-size:17px;font-weight:600;color:var(--ink);transition:color .2s var(--ease)}
.k-faq-item summary::-webkit-details-marker{display:none}
.k-faq-item summary::after{content:"+";font-family:var(--font-mono);font-size:20px;line-height:1;color:var(--brand)}
.k-faq-item[open] summary{color:var(--brand)}
.k-faq-item[open] summary::after{content:"−"}
.k-faq-body{padding:0 0 20px;color:var(--text-2);font-size:15px;line-height:1.8}
.k-faq-body p:last-child{margin-bottom:0}

/* ============ CTA ============ */
.k-cta{position:relative;overflow:hidden;background:var(--ink);border-radius:24px;padding:56px}
.k-cta::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:48px 48px;pointer-events:none}
.k-cta-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:40px;align-items:center}
.k-cta h2{color:#fff;font-size:clamp(24px,3vw,34px);margin-bottom:12px}
.k-cta p{color:#B7B3AA;font-size:15.5px;margin:0;max-width:520px}
.k-cta-list{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-direction:column;gap:10px}
.k-cta-list li{position:relative;padding-left:26px;font-size:15px;color:#C9C5BC}
.k-cta-list li::before{content:"";position:absolute;left:0;top:10px;width:14px;height:2px;background:var(--accent)}
.k-cta-side{display:flex;flex-direction:column;gap:12px}

/* ============ 页脚 ============ */
.k-footer{background:var(--ink);color:#D8D4CB;margin-top:72px;padding:64px 0 24px}
.k-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.k-footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-family:var(--font-serif);font-size:18px;font-weight:700;margin-bottom:14px}
.k-footer p{font-size:14px;line-height:1.9;color:#A9A59C;max-width:330px;margin:0}
.k-footer h4{font-family:var(--font-sans);font-size:15px;font-weight:600;letter-spacing:.02em;color:#fff;margin:0 0 14px}
.k-footer-links{display:flex;flex-direction:column;gap:10px}
.k-footer-links a{color:#C8C4BA;font-size:14px}
.k-footer-links a:hover{color:#7FD3C3;text-decoration:underline}
.k-footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:#C8C4BA}
.k-footer-contact a{color:#C8C4BA}
.k-footer-contact a:hover{color:#7FD3C3}
.k-footer-bottom{margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center;font-size:13px;color:#918D84}
.k-totop{color:#C8C4BA}
.k-totop:hover{color:#7FD3C3}

/* ============ 动效 ============ */
.k-anim{opacity:0;transform:translateY(16px);transition:opacity .52s var(--ease),transform .52s var(--ease)}
.k-anim.k-in{opacity:1;transform:none}

@media (max-width:1023px){
  .k-container{padding:0 20px}
  .k-nav-wrap{top:12px;padding:0 12px}
  .k-nav{padding:8px 10px 8px 14px}
  .k-logo{font-size:16px}
  .k-nav-toggle{display:flex}
  .k-nav-menu{position:absolute;top:calc(100% + 10px);left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:2px;padding:12px;background:rgba(255,255,255,.98);border:1px solid var(--line);border-radius:20px;box-shadow:var(--sh-2);max-height:calc(100vh - 120px);overflow:auto}
  .k-nav-menu.is-open{display:flex}
  .k-nav-link{min-height:44px;padding:12px 14px;border-radius:12px;font-size:16px}
  .k-nav-link.is-active::after{display:none}
  .k-nav-cta{margin:8px 0 0;width:100%}
  .k-article-head{padding:40px 0 20px}
  .k-article-layout{grid-template-columns:1fr;gap:32px}
  .k-aside{position:static}
  .k-article-body h2{font-size:24px;margin-top:40px}
  .k-article-body h3{font-size:19px}
  .k-article-cover{margin-bottom:28px}
  .k-section{padding:48px 0}
  .k-faq-grid{grid-template-columns:1fr;gap:28px}
  .k-cta{padding:36px 24px;border-radius:20px}
  .k-cta-inner{grid-template-columns:1fr;gap:28px}
  .k-footer{padding:48px 0 20px;margin-top:56px}
  .k-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .k-postnav{grid-template-columns:1fr}
  .k-postnav-next{text-align:left;align-items:flex-start}
}
@media (max-width:639px){
  .k-container{padding:0 18px}
  .k-article-title{font-size:28px}
  .k-article-body{font-size:16px;line-height:1.85}
  .k-article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .k-article-body thead th{height:44px;line-height:44px}
  .k-footer-grid{grid-template-columns:1fr;gap:28px}
  .k-btn{width:100%}
  .k-nav-cta{width:100%}
  .k-cta-side .k-btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .k-anim{opacity:1;transform:none;transition:none}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: category1 */
:root{
  --ink:#13201E;
  --brand:#1E6F63;
  --brand-deep:#14483F;
  --accent:#CC6B3F;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-2:#EFEBE3;
  --text:#1B2422;
  --text-2:#5E6A67;
  --text-3:#8C9491;
  --line:#DFDACF;
  --line-strong:#C9C2B5;
  --ok:#2F8A5B;
  --danger:#B4483C;
  --r-s:8px;
  --r-m:14px;
  --r-l:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(19,32,30,.06);
  --sh-2:0 18px 40px -24px rgba(19,32,30,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-serif:'Noto Serif SC','Songti SC','SimSun',serif;
  --font-sans:'Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI','Microsoft YaHei',sans-serif;
  --font-mono:'JetBrains Mono','SFMono-Regular',Consolas,'Liberation Mono',monospace;
}

*,*::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-sans);
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;background-color:transparent}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:700;color:var(--ink);line-height:1.25;margin:0;letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit;margin:0}
button{cursor:pointer;border:0;background:none}
.k-mono{font-family:var(--font-mono);letter-spacing:.08em;font-variant-numeric:tabular-nums}

.k-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- Foundation 微调 ---------- */
.grid-x.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-x.grid-margin-x>.cell{padding-left:12px;padding-right:12px;margin-bottom:24px}

/* ---------- 导航 ---------- */
.k-nav-wrap{position:sticky;top:16px;z-index:50;padding:0 16px;transition:padding .24s var(--ease)}
.k-nav{
  max-width:1180px;margin:0 auto;
  display:flex;align-items:center;gap:18px;
  padding:10px 12px 10px 20px;
  border-radius:var(--r-pill);
  background:rgba(247,245,240,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:background .28s var(--ease),box-shadow .28s var(--ease);
}
.k-nav-wrap.is-scrolled .k-nav{background:rgba(255,255,255,.92);box-shadow:var(--sh-2)}

.k-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink)}
.k-logo:hover{color:var(--ink)}
.k-logo-mark{width:34px;height:34px;flex:0 0 34px;display:grid;place-items:center;border-radius:10px;background:var(--surface-2);color:var(--brand);border:1px solid var(--line)}
.k-logo-mark svg{width:20px;height:20px;display:block}
.k-logo-text{font-family:var(--font-serif);font-weight:700;font-size:18px;letter-spacing:.01em;white-space:nowrap}

.k-nav-links{display:flex;align-items:center;gap:2px;margin:0 auto}
.k-nav-links a{
  display:inline-block;padding:8px 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--text-2);line-height:1.4;white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.k-nav-links a:hover{color:var(--brand);background:var(--surface-2)}
.k-nav-links a:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.k-nav-links a.is-active{color:var(--ink);font-weight:600;background:var(--surface-2)}
.k-nav-cta{flex:0 0 auto}

.k-burger{display:none;width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);margin-left:auto;place-items:center;gap:4px}
.k-burger span{display:block;width:18px;height:1.6px;background:var(--ink);border-radius:2px;transition:transform .24s var(--ease),opacity .24s var(--ease)}

/* ---------- 按钮 ---------- */
.k-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;line-height:1;letter-spacing:.01em;
  border:1px solid transparent;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.k-btn:active{transform:scale(.98)}
.k-btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.k-btn-primary{background:var(--accent);color:#fff;box-shadow:var(--sh-1)}
.k-btn-primary:hover{background:#bd5f36;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.k-btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.k-btn-ghost:hover{background:var(--ink);color:#F7F5F0;transform:translateY(-1px)}
.k-btn-block{width:100%}
.k-btn-sm{height:40px;padding:0 18px;font-size:14px}

.k-textlink{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--brand);border-bottom:1px solid rgba(30,111,99,.35);padding-bottom:2px;transition:border-color .2s var(--ease),color .2s var(--ease)}
.k-textlink:hover{border-color:var(--brand);color:var(--brand-deep)}

/* ---------- 徽章 ---------- */
.k-badge{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;letter-spacing:.04em;background:var(--surface-2);color:var(--text-2);white-space:nowrap}
.k-badge-accent{background:transparent;border:1px solid var(--accent);color:var(--accent)}
.k-badge-ink{background:var(--ink);color:#EFEBE3}

/* ---------- Hero ---------- */
.k-hero{padding:88px 0 72px;position:relative;overflow:hidden}
.k-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(680px 320px at 82% 6%, rgba(30,111,99,.07), transparent 70%),
    radial-gradient(520px 260px at 6% 92%, rgba(204,107,63,.07), transparent 72%);
  pointer-events:none;
}
.k-hero-inner{position:relative;max-width:860px}
.k-eyebrow{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--text-2);letter-spacing:.06em;margin-bottom:22px}
.k-eyebrow::before{content:"";width:26px;height:1px;background:var(--line-strong);display:inline-block}
.k-hero-title{font-size:clamp(34px,6vw,64px);letter-spacing:.005em;margin-bottom:20px}
.k-hero-lead{font-size:18px;line-height:1.8;color:var(--text-2);max-width:640px;margin-bottom:32px}
.k-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px}
.k-stats{display:flex;flex-wrap:wrap;gap:48px;padding-top:28px;border-top:1px solid var(--line)}
.k-stats li{display:flex;flex-direction:column;gap:4px}
.k-stat-num{font-family:var(--font-mono);font-size:32px;line-height:1;color:var(--ink);letter-spacing:.04em}
.k-stat-label{font-size:13px;color:var(--text-3);letter-spacing:.04em}

/* ---------- 通用板块 ---------- */
.k-section{padding:96px 0}
.k-section-alt{background:var(--surface-2)}
.k-section-dark{background:var(--ink);color:#E9E6DF;position:relative;overflow:hidden}
.k-section-dark::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:linear-gradient(0deg,rgba(247,245,240,.9) 1px,transparent 1px),linear-gradient(90deg,rgba(247,245,240,.9) 1px,transparent 1px);
  background-size:64px 64px;
}
.k-section-dark .k-section-head h2,.k-section-dark h3{color:#F7F5F0}
.k-section-head{max-width:720px;margin-bottom:52px}
.k-kicker{font-family:var(--font-mono);font-size:12px;letter-spacing:.18em;color:var(--brand);text-transform:uppercase;margin-bottom:14px}
.k-section-head h2{font-size:clamp(26px,3.4vw,40px);margin-bottom:16px}
.k-section-sub{color:var(--text-2);font-size:16px}
.k-section-dark .k-section-sub{color:#B9B5AC}

/* ---------- 时间轴 ---------- */
.k-timeline{position:relative;margin-top:8px}
.k-tl-item{
  display:grid;grid-template-columns:96px 1fr;gap:28px;
  padding-bottom:32px;position:relative;
}
.k-tl-item::before{
  content:"";position:absolute;left:107px;top:6px;bottom:-6px;
  width:2px;background:var(--line);
}
.k-tl-item:last-child::before{display:none}
.k-tl-date{display:flex;flex-direction:column;gap:4px;padding-top:2px}
.k-tl-date .k-date-day{font-family:var(--font-mono);font-size:20px;color:var(--ink);letter-spacing:.06em}
.k-tl-date .k-date-week{font-size:12px;color:var(--text-3);letter-spacing:.1em}
.k-tl-body{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-m);padding:22px 24px;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.k-tl-body::before{
  content:"";position:absolute;left:-37px;top:24px;width:12px;height:12px;border-radius:50%;
  background:var(--bg);border:2px solid var(--line-strong);
}
.k-tl-item.is-current .k-tl-body::before{background:var(--accent);border-color:var(--accent)}
.k-tl-body:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.k-tl-top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px}
.k-tl-top h3{font-size:20px}
.k-tl-body p{color:var(--text-2);font-size:15px}
.k-tl-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:14px;padding-top:14px;border-top:1px dashed var(--line)}
.k-tl-meta li{font-size:13px;color:var(--text-3);font-family:var(--font-mono);letter-spacing:.04em}

/* ---------- 主线看点 ---------- */
.k-highlight-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:stretch}
.k-hl-main{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;display:flex;flex-direction:column;transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.k-hl-main:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.k-hl-main figure{margin:0;aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--line)}
.k-hl-main figure img{width:100%;height:100%;object-fit:cover}
.k-hl-main .k-hl-body{padding:26px 28px 28px}
.k-hl-main h3{font-size:26px;margin-bottom:12px}
.k-hl-main p{color:var(--text-2);font-size:15px}
.k-hl-list{margin-top:16px;display:grid;gap:10px}
.k-hl-list li{position:relative;padding-left:20px;font-size:14px;color:var(--text-2)}
.k-hl-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--brand)}
.k-hl-side{display:grid;gap:24px}
.k-hl-sm{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:24px;transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.k-hl-sm:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.k-hl-sm h3{font-size:19px;margin-bottom:10px}
.k-hl-sm p{font-size:14px;color:var(--text-2)}
.k-hl-sm .k-badge{margin-top:14px}

/* ---------- 订阅 ---------- */
.k-sub-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.k-sub-media{position:relative;border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);background:var(--surface-2)}
.k-sub-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.k-sub-media figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px 20px;font-size:13px;color:#F3F1EB;background:linear-gradient(to top,rgba(19,32,30,.78),transparent)}
.k-form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:28px}
.k-field{margin-bottom:16px}
.k-field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;letter-spacing:.02em}
.k-input{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:10px;
  background:var(--surface);font-size:15px;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.k-input::placeholder{color:var(--text-3)}
.k-input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(30,111,99,.14)}
.k-form-hint{font-size:13px;color:var(--text-3);margin-top:12px;line-height:1.7}
.k-form-note{font-size:13px;color:var(--ok);margin-top:12px}

/* ---------- 表格 ---------- */
.k-table-wrap{border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;background:var(--surface)}
.k-table{width:100%;border-collapse:collapse}
.k-table th{
  background:var(--ink);color:#F3F1EB;font-size:14px;font-weight:600;
  text-align:left;padding:18px 22px;letter-spacing:.03em;white-space:nowrap;
}
.k-table td{padding:18px 22px;border-top:1px solid var(--line);font-size:15px;color:var(--text-2);vertical-align:top}
.k-table tr:hover td{background:#FBF9F5}
.k-table td strong{color:var(--text);font-weight:600}

/* ---------- FAQ ---------- */
.k-faq-grid{display:grid;grid-template-columns:280px 1fr;gap:48px;align-items:start}
.k-toc{position:sticky;top:104px}
.k-toc h3{font-size:16px;margin-bottom:16px;color:var(--text-2);font-family:var(--font-sans);font-weight:500;letter-spacing:.04em}
.k-toc ul{display:grid;gap:8px}
.k-toc a{display:block;font-size:14px;color:var(--text-2);padding:8px 12px;border-radius:var(--r-s);border-left:2px solid transparent;transition:all .2s var(--ease)}
.k-toc a:hover{background:var(--surface-2);color:var(--ink);border-left-color:var(--brand)}
.k-faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);margin-bottom:12px;transition:box-shadow .24s var(--ease)}
.k-faq details:hover{box-shadow:var(--sh-1)}
.k-faq summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:flex-start;gap:18px;
  padding:18px 22px;font-family:var(--font-serif);font-size:18px;font-weight:600;color:var(--ink);
}
.k-faq summary::-webkit-details-marker{display:none}
.k-faq summary::after{content:"+";font-family:var(--font-mono);color:var(--brand);font-size:22px;line-height:1;flex:0 0 auto;transition:transform .24s var(--ease)}
.k-faq details[open] summary{color:var(--brand)}
.k-faq details[open] summary::after{content:"−"}
.k-faq summary:focus-visible{outline:2px solid var(--brand);outline-offset:-2px;border-radius:var(--r-m)}
.k-faq-body{padding:0 22px 20px;font-size:15px;color:var(--text-2);line-height:1.9}

/* ---------- CTA ---------- */
.k-cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;position:relative}
.k-cta-copy h2{font-size:clamp(26px,3.2vw,38px);margin-bottom:18px}
.k-cta-copy p{color:#B9B5AC;font-size:16px}
.k-cta-points{margin-top:26px;display:grid;gap:12px}
.k-cta-points li{position:relative;padding-left:24px;font-size:15px;color:#D9D5CC}
.k-cta-points li::before{content:"";position:absolute;left:0;top:8px;width:10px;height:10px;border:2px solid var(--brand);border-radius:3px}
.k-cta-form{background:var(--surface);border-radius:var(--r-l);padding:28px;box-shadow:var(--sh-2)}
.k-cta-form h3{font-size:20px;margin-bottom:6px}
.k-cta-form .k-form-sub{font-size:13px;color:var(--text-3);margin-bottom:20px}
.k-inline-fields{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ---------- 页脚 ---------- */
.k-footer{background:var(--ink);color:#C8C4BA;padding:72px 0 32px;font-size:14px;line-height:1.9}
.k-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.k-footer h4{font-family:var(--font-sans);font-size:14px;font-weight:600;color:#F3F1EB;margin-bottom:16px;letter-spacing:.06em}
.k-footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:18px;font-weight:700;color:#F7F5F0;margin-bottom:14px}
.k-footer p{color:#A9A49B;font-size:14px;line-height:1.9}
.k-footer-links{display:grid;gap:8px}
.k-footer-links a{color:#C8C4BA;transition:color .2s var(--ease)}
.k-footer-links a:hover{color:#6FB8AA;text-decoration:underline}
.k-footer-contact{display:grid;gap:8px;color:#A9A49B}
.k-footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(200,196,186,.2);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;
  font-size:13px;color:#8C9491;
}
.k-totop{color:#C8C4BA}
.k-totop:hover{color:#6FB8AA}

/* ---------- 动画 ---------- */
.k-reveal{opacity:0;transform:translateY(16px);animation:k-rise .52s var(--ease) forwards}
.k-reveal-d1{animation-delay:.12s}
.k-reveal-d2{animation-delay:.24s}
.k-reveal-d3{animation-delay:.36s}
@keyframes k-rise{to{opacity:1;transform:none}}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .k-nav{padding:10px 14px 10px 18px}
  .k-nav-links{
    display:none;position:fixed;inset:0;background:var(--bg);
    flex-direction:column;align-items:stretch;gap:4px;
    padding:104px 24px 40px;z-index:60;
  }
  .k-nav.is-open .k-nav-links{display:flex}
  .k-nav.is-open{border-radius:var(--r-l)}
  .k-nav-links a{padding:12px 14px;font-size:17px;min-height:44px;display:flex;align-items:center;border-radius:var(--r-m)}
  .k-burger{display:inline-grid;z-index:70}
  .k-nav-cta{display:none}
  .k-hero{padding:64px 0 56px}
  .k-section{padding:56px 0}
  .k-highlight-grid{grid-template-columns:1fr}
  .k-sub-grid{grid-template-columns:1fr;gap:32px}
  .k-faq-grid{grid-template-columns:1fr;gap:28px}
  .k-toc{position:static;border:1px solid var(--line);border-radius:var(--r-m);padding:18px 20px;background:var(--surface)}
  .k-cta-grid{grid-template-columns:1fr;gap:32px}
  .k-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .k-container{padding:0 18px}
  .k-stats{gap:28px}
  .k-stat-num{font-size:26px}
  .k-tl-item{grid-template-columns:1fr;gap:12px;padding-bottom:26px}
  .k-tl-item::before{display:none}
  .k-tl-body::before{display:none}
  .k-tl-body{padding:20px}
  .k-tl-date{flex-direction:row;align-items:baseline;gap:10px}
  .k-faq summary{font-size:16px;padding:16px 18px}
  .k-table th,.k-table td{padding:14px 16px;font-size:14px}
  .k-inline-fields{grid-template-columns:1fr}
  .k-footer-grid{grid-template-columns:1fr}
  .k-footer{padding:56px 0 28px}
  .k-hero-lead{font-size:16px}
}
@media (max-width:519px){
  .k-btn{height:46px;padding:0 20px;width:100%}
  .k-hero-actions{flex-direction:column;align-items:stretch}
  .k-table-wrap{overflow-x:auto}
  .k-table{min-width:520px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .k-reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --ink:#13201E;
  --brand:#1E6F63;
  --brand-deep:#14483F;
  --accent:#CC6B3F;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --surface-2:#EFEBE3;
  --text:#1B2422;
  --text-2:#5E6A67;
  --text-3:#8C9491;
  --line:#DFDACF;
  --line-strong:#C9C2B5;
  --ok:#2F8A5B;
  --danger:#B4483C;
  --r-s:8px;
  --r-m:14px;
  --r-l:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(19,32,30,.06);
  --sh-2:0 18px 40px -24px rgba(19,32,30,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-serif:'Noto Serif SC','Source Han Serif SC','Songti SC',Georgia,serif;
  --font-sans:'Noto Sans SC','Inter','PingFang SC','Microsoft YaHei',Arial,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Consolas,monospace;
}
*,*::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-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.k-lock{overflow:hidden}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease)}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:600;letter-spacing:-.01em;line-height:1.2;margin:0;color:var(--ink)}
h1{font-size:34px}
h2{font-size:26px}
h3{font-size:20px}
h4{font-size:18px}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.k-skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:0 0 var(--r-s) 0;z-index:99}
.k-skip:focus{left:0}
.k-mono{font-family:var(--font-mono);letter-spacing:.06em}

/* ---------- Foundation overrides ---------- */
.grid-container,.k-container{
  width:100%;
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
  padding-left:20px;
  padding-right:20px;
}
body,button,input,select,textarea{font-family:var(--font-sans)}
body p{font-size:16px;color:var(--text)}
h1,h2,h3,h4,h5,h6{font-family:var(--font-serif)}
a.button,button,.button{
  background:var(--accent);
  color:#fff;
  border:none;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:500;
  padding:0 24px;
  height:48px;
  line-height:48px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  transition:filter .2s var(--ease),transform .2s var(--ease),background .2s var(--ease);
}
a.button:hover,button:hover,.button:hover{filter:brightness(.94);transform:translateY(-1px);color:#fff}
a.button:active,button:active,.button:active{transform:scale(.98)}
.k-btn-ghost{
  background:transparent;
  color:var(--ink);
  border:1px solid var(--ink);
  border-radius:var(--r-pill);
  height:48px;
  line-height:46px;
  padding:0 24px;
  font-size:15px;
  display:inline-flex;
  align-items:center;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.k-btn-ghost:hover{background:var(--ink);color:#F7F5F0;transform:translateY(-1px)}
.k-btn-ghost:active{transform:scale(.98)}
.k-link{color:var(--brand);border-bottom:1px solid var(--brand);padding-bottom:2px}
.k-link:hover{border-bottom-width:2px;font-weight:500}

/* ---------- 悬浮胶囊导航 ---------- */
.k-nav-wrap{position:sticky;top:16px;z-index:50;padding:0 20px}
.k-nav{
  max-width:1180px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:18px;
  padding:10px 12px 10px 20px;
  background:rgba(247,245,240,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
  transition:background .24s var(--ease),box-shadow .24s var(--ease);
}
.k-nav.is-scrolled{background:rgba(255,255,255,.92);box-shadow:var(--sh-2)}
.k-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-weight:700;font-size:17px;color:var(--ink);letter-spacing:-.01em;white-space:nowrap}
.k-logo:hover{color:var(--brand-deep)}
.k-logo-mark{width:28px;height:28px;border-radius:9px;background:var(--brand);display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}
.k-logo-mark svg{width:17px;height:17px;display:block}
.k-nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.k-nav-links a{
  position:relative;
  padding:8px 12px;
  font-size:15px;
  color:var(--text-2);
  border-radius:var(--r-pill);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.k-nav-links a:hover{color:var(--brand);background:var(--surface-2)}
.k-nav-links a.is-active{color:var(--ink);font-weight:500}
.k-nav-links a.is-active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;background:var(--accent);border-radius:2px;
}
.k-nav-cta{
  height:40px;
  line-height:40px;
  padding:0 20px;
  border-radius:var(--r-pill);
  background:var(--accent);
  color:#fff;
  font-size:14px;
  display:inline-flex;
  align-items:center;
  white-space:nowrap;
  transition:filter .2s var(--ease),transform .2s var(--ease);
}
.k-nav-cta:hover{color:#fff;filter:brightness(.94);transform:translateY(-1px)}
.k-burger{
  display:none;
  width:44px;height:44px;
  border-radius:var(--r-pill);
  background:var(--surface);
  border:1px solid var(--line) !important;
  color:var(--ink);
  align-items:center;
  justify-content:center;
  padding:0;
}
.k-burger:hover{filter:none;transform:none;background:var(--surface-2)}
.k-drawer{display:none}
.k-drawer.is-open{
  display:block;
  margin:10px auto 0;
  max-width:1180px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-l);
  box-shadow:var(--sh-2);
  padding:10px;
}
.k-drawer a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 14px;
  border-radius:var(--r-m);
  color:var(--text);
  font-size:16px;
}
.k-drawer a:hover{background:var(--surface-2);color:var(--brand)}
.k-drawer a.is-active{color:var(--brand);font-weight:500}
.k-drawer .k-drawer-cta{margin-top:8px;background:var(--accent);color:#fff;justify-content:center}
.k-drawer .k-drawer-cta:hover{background:var(--accent);color:#fff}

/* ---------- 面包屑与首屏 ---------- */
.k-hero{padding:56px 0 0}
.k-crumb{list-style:none;display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--text-3);margin-bottom:26px}
.k-crumb li{display:flex;align-items:center;gap:8px}
.k-crumb li+li::before{content:"/";color:var(--line-strong)}
.k-crumb a{color:var(--text-2)}
.k-crumb a:hover{color:var(--brand)}
.k-crumb [aria-current="page"]{color:var(--ink)}
.k-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--brand);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:6px 14px;
  margin-bottom:20px;
  text-transform:uppercase;
}
.k-hero h1{font-size:clamp(34px,6vw,56px);font-weight:700;margin-bottom:18px}
.k-hero-lead{max-width:640px;font-size:17px;color:var(--text-2);margin-bottom:26px}
.k-chipbar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px}
.k-chip{
  display:inline-flex;align-items:center;
  height:34px;padding:0 16px;
  border-radius:var(--r-pill);
  background:var(--surface);
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:14px;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.k-chip:hover{border-color:var(--brand);color:var(--brand);background:var(--surface-2)}
.k-chip.is-on{background:var(--ink);border-color:var(--ink);color:#F7F5F0}
.k-banner{
  border-radius:var(--r-l);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  aspect-ratio:16/6;
  background:var(--surface-2);
}
.k-banner img{width:100%;height:100%;object-fit:cover}

/* ---------- 通用板块 ---------- */
.k-section{padding:96px 0}
.k-section.k-tight{padding:72px 0}
.k-section-head{max-width:680px;margin-bottom:40px}
.k-section-head h2{margin-bottom:14px}
.k-section-head p{color:var(--text-2);margin:0}
.k-overline{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.16em;
  color:var(--text-3);
  text-transform:uppercase;
  display:block;
  margin-bottom:12px;
}
.k-surface{background:var(--surface-2)}

/* ---------- 数据条 ---------- */
.k-stats{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-l);
  overflow:hidden;
}
.k-stat{padding:26px 24px;border-bottom:1px solid var(--line)}
.k-stat:nth-child(odd){border-right:1px solid var(--line)}
.k-stat b{display:block;font-family:var(--font-mono);font-size:32px;font-weight:500;color:var(--ink);line-height:1.1;letter-spacing:.02em}
.k-stat span{display:block;margin-top:8px;font-size:14px;color:var(--text-2)}

/* ---------- 日程 Tab ---------- */
.k-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:32px}
.k-tab{
  height:44px;
  padding:0 22px;
  border-radius:var(--r-pill);
  background:var(--surface);
  border:1px solid var(--line) !important;
  color:var(--text-2);
  font-size:15px;
  display:inline-flex;
  align-items:center;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.k-tab:hover{filter:none;transform:none;border-color:var(--brand) !important;color:var(--brand)}
.k-tab.is-active{background:var(--ink);border-color:var(--ink) !important;color:#F7F5F0}
.k-tab.is-active:hover{color:#F7F5F0}

/* ---------- 时间线 ---------- */
.k-timeline{list-style:none}
.k-tl-item{
  display:grid;
  grid-template-columns:112px 28px 1fr;
  padding-bottom:16px;
}
.k-tl-time{
  font-family:var(--font-mono);
  font-size:15px;
  letter-spacing:.06em;
  color:var(--ink);
  padding-top:20px;
}
.k-tl-time span{display:block;font-size:13px;color:var(--text-3)}
.k-tl-rail{position:relative;display:flex;justify-content:center}
.k-tl-rail::before{
  content:"";
  position:absolute;
  top:0;bottom:-16px;left:50%;
  width:2px;margin-left:-1px;
  background:var(--line);
}
.k-tl-item:last-child .k-tl-rail::before{display:none}
.k-tl-dot{
  position:relative;
  z-index:1;
  margin-top:26px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--surface);
  border:2px solid var(--line-strong);
}
.k-tl-item.is-now .k-tl-dot{background:var(--accent);border-color:var(--accent)}
.k-tl-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  padding:20px 22px;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.k-tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.k-tl-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:8px}
.k-tl-head h3{font-size:19px}
.k-pill{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;
  border-radius:var(--r-pill);
  font-size:12px;
  background:var(--surface-2);
  color:var(--text-2);
  white-space:nowrap;
}
.k-pill.k-pill-accent{background:transparent;border:1px solid var(--accent);color:var(--accent)}
.k-tl-card p{font-size:15px;color:var(--text-2);margin:0 0 14px}
.k-tl-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:13px;color:var(--text-3)}
.k-tl-meta span{display:inline-flex;align-items:center;gap:6px}
.k-tl-meta i{color:var(--brand);font-size:12px}

/* ---------- 嘉宾墙 ---------- */
.k-speakers{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
  padding-bottom:32px;
}
.k-speaker{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  overflow:hidden;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.k-speaker:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.k-speaker-figure{margin:0;aspect-ratio:4/5;overflow:hidden;background:var(--surface-2)}
.k-speaker-figure img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.k-speaker:hover .k-speaker-figure img{transform:scale(1.03)}
.k-speaker-body{padding:18px 20px 22px}
.k-speaker-body h3{font-size:19px;margin-bottom:6px}
.k-speaker-body p{font-size:14px;color:var(--text-2);margin:0 0 12px}

/* ---------- 收益 / 场景 ---------- */
.k-split{display:grid;gap:40px}
.k-list{list-style:none;display:grid;gap:14px}
.k-list li{
  display:flex;gap:14px;
  align-items:flex-start;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  padding:18px 20px;
  font-size:15px;
  color:var(--text-2);
  transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.k-list li:hover{border-color:var(--line-strong);transform:translateX(2px)}
.k-list li i{color:var(--brand);margin-top:4px;font-size:14px}
.k-list li b{color:var(--ink);font-weight:600;display:block;margin-bottom:2px}

/* ---------- 步骤条 ---------- */
.k-steps{display:grid;gap:20px;counter-reset:step}
.k-step{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  padding:24px;
  position:relative;
}
.k-step::before{
  counter-increment:step;
  content:"0" counter(step);
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.1em;
  color:var(--accent);
  display:block;
  margin-bottom:12px;
}
.k-step h3{font-size:18px;margin-bottom:8px}
.k-step p{font-size:14px;color:var(--text-2);margin:0}

/* ---------- FAQ ---------- */
.k-faq{display:grid;gap:12px}
.k-faq details{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  padding:0 22px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.k-faq details[open]{border-color:var(--line-strong);box-shadow:var(--sh-1)}
.k-faq summary{
  list-style:none;
  cursor:pointer;
  padding:20px 0;
  font-size:18px;
  font-weight:600;
  font-family:var(--font-serif);
  color:var(--ink);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  transition:color .2s var(--ease);
}
.k-faq summary::-webkit-details-marker{display:none}
.k-faq summary::after{
  content:"+";
  font-family:var(--font-mono);
  font-size:20px;
  color:var(--brand);
  flex:0 0 auto;
}
.k-faq details[open] summary{color:var(--brand)}
.k-faq details[open] summary::after{content:"−"}
.k-faq-body{padding:0 0 22px;color:var(--text-2);font-size:15px;line-height:1.85}

/* ---------- CTA ---------- */
.k-cta{
  position:relative;
  overflow:hidden;
  background:var(--ink);
  border-radius:var(--r-l);
  padding:56px 48px;
  color:#D9D5CC;
  display:grid;
  gap:32px;
}
.k-cta::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(247,245,240,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(247,245,240,.06) 1px,transparent 1px);
  background-size:56px 56px;
  opacity:.6;
  pointer-events:none;
}
.k-cta > *{position:relative;z-index:1}
.k-cta h2{color:#F7F5F0;margin-bottom:14px}
.k-cta p{color:#C8C4BA;margin:0 0 18px;max-width:520px}
.k-cta-points{list-style:none;display:grid;gap:10px;margin:0}
.k-cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:#C8C4BA}
.k-cta-points i{color:var(--accent);margin-top:4px;font-size:13px}
.k-cta-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.k-cta .k-btn-ghost{color:#F7F5F0;border-color:rgba(247,245,240,.45)}
.k-cta .k-btn-ghost:hover{background:#F7F5F0;color:var(--ink)}
.k-cta-note{font-size:13px;color:#8C9491;font-family:var(--font-mono);letter-spacing:.04em}

/* ---------- 页脚 ---------- */
.k-footer{background:var(--ink);color:#C8C4BA;padding:64px 0 28px;margin-top:96px}
.k-footer-grid{display:grid;gap:36px;grid-template-columns:1fr}
.k-footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:17px;font-weight:700;color:#F7F5F0;margin-bottom:14px}
.k-footer p{font-size:14px;line-height:1.9;margin:0;color:#A8A39A;max-width:320px}
.k-footer h4{font-size:14px;color:#F7F5F0;margin-bottom:14px;letter-spacing:.04em;font-family:var(--font-sans);font-weight:500}
.k-footer-links{display:grid;gap:10px}
.k-footer-links a{font-size:14px;color:#C8C4BA}
.k-footer-links a:hover{color:var(--brand);text-decoration:underline}
.k-footer-contact{display:grid;gap:10px;font-size:14px}
.k-footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(247,245,240,.14);
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:#8C9491;
}
.k-totop{color:#C8C4BA;font-size:13px}
.k-totop:hover{color:var(--brand);text-decoration:underline}

/* ---------- 动效 ---------- */
.k-rise{opacity:0;transform:translateY(16px);animation:kRise .52s var(--ease) forwards}
.k-rise.d1{animation-delay:.08s}
.k-rise.d2{animation-delay:.16s}
.k-rise.d3{animation-delay:.24s}
@keyframes kRise{to{opacity:1;transform:translateY(0)}}

/* ---------- 响应式 ---------- */
@media (min-width:640px){
  .k-stats{grid-template-columns:repeat(4,1fr)}
  .k-stat{border-bottom:none;border-right:1px solid var(--line)}
  .k-stat:last-child{border-right:none}
  .k-steps{grid-template-columns:repeat(2,1fr)}
  .k-speakers{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:1024px){
  body{font-size:16px}
  h1{font-size:56px}
  h2{font-size:40px}
  h3{font-size:28px}
  h4{font-size:20px}
  .k-section{padding:96px 0}
  .k-split{grid-template-columns:5fr 7fr;gap:56px;align-items:start}
  .k-steps{grid-template-columns:repeat(4,1fr)}
  .k-speakers{grid-template-columns:repeat(4,1fr)}
  .k-speakers > *:nth-child(even){transform:translateY(30px)}
  .k-speakers > *:nth-child(even):hover{transform:translateY(27px)}
  .k-cta{grid-template-columns:1fr 1fr;align-items:center;padding:64px 56px}
  .k-footer-grid{grid-template-columns:2fr 1fr 1fr 1.4fr;gap:48px}
}
@media (min-width:1200px){
  .grid-container,.k-container{padding-left:24px;padding-right:24px}
}
@media (max-width:1023px){
  .k-nav-links,.k-nav-cta{display:none}
  .k-burger{display:inline-flex;margin-left:auto}
  .k-logo{font-size:16px}
}
@media (max-width:639px){
  .k-nav-wrap{top:10px;padding:0 12px}
  .k-nav{padding:8px 10px 8px 14px}
  .k-section{padding:56px 0}
  .k-section.k-tight{padding:48px 0}
  .k-hero{padding-top:36px}
  .k-tl-item{grid-template-columns:1fr;padding-bottom:14px}
  .k-tl-rail{display:none}
  .k-tl-time{display:flex;align-items:baseline;gap:8px;padding-top:0;margin-bottom:8px;font-size:13px;color:var(--text-2)}
  .k-tl-time span{display:inline;font-size:13px;color:var(--text-3)}
  .k-tl-card{padding:18px}
  .k-tl-head{flex-direction:column;gap:8px}
  .k-cta{padding:36px 24px;border-radius:var(--r-m)}
  .k-footer{padding-top:48px;margin-top:56px}
  .k-banner{aspect-ratio:16/9}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .k-rise{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --ink:#13201E;--brand:#1E6F63;--brand-deep:#14483F;--accent:#CC6B3F;
  --bg:#F7F5F0;--surface:#FFFFFF;--surface-2:#EFEBE3;
  --text:#1B2422;--text-2:#5E6A67;--text-3:#8C9491;
  --line:#DFDACF;--line-strong:#C9C2B5;
  --ok:#2F8A5B;--danger:#B4483C;
  --r-s:8px;--r-m:14px;--r-l:20px;--r-pill:999px;
  --sh-1:0 1px 2px rgba(19,32,30,.06);
  --sh-2:0 18px 40px -24px rgba(19,32,30,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --serif:'Noto Serif SC','Songti SC',Georgia,serif;
  --sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sp-1:8px;--sp-2:16px;--sp-3:24px;--sp-4:32px;--sp-5:48px;--sp-6:64px;--sp-7:96px;
}
*,*::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(--sans);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body.k-lock{overflow:hidden;}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand-deep);}
button{font-family:inherit;}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;color:var(--ink);margin:0;line-height:1.2;letter-spacing:-.01em;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.mono,.k-mono{font-family:var(--mono);letter-spacing:.06em;font-feature-settings:"tnum";}
.k-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.k-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* ---------- header / nav ---------- */
.k-navwrap{position:sticky;top:16px;z-index:50;padding:0 24px;}
.k-header{
  max-width:1180px;margin:0 auto;
  background:rgba(247,245,240,.82);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--r-pill);
  box-shadow:var(--sh-1);transition:background .28s var(--ease),box-shadow .28s var(--ease);
}
.k-header.is-scrolled{background:rgba(255,255,255,.92);box-shadow:var(--sh-2);}
.k-nav{display:flex;align-items:center;gap:16px;padding:10px 12px 10px 20px;}
.k-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);}
.k-logo-mark{
  width:32px;height:32px;flex:0 0 32px;display:grid;place-items:center;
  border-radius:10px;background:var(--brand-deep);color:#F7F5F0;
}
.k-logo-mark svg{width:20px;height:20px;display:block;}
.k-logo-text{font-family:var(--serif);font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.k-nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.k-nav-links a{
  position:relative;display:inline-block;padding:9px 12px;border-radius:var(--r-pill);
  font-size:15px;color:var(--text-2);white-space:nowrap;transition:color .2s var(--ease),background .2s var(--ease);
}
.k-nav-links a:hover{color:var(--brand);background:var(--surface-2);}
.k-nav-links a.is-active{color:var(--ink);font-weight:700;background:var(--surface-2);}
.k-nav-links a.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:3px;
  width:16px;height:2px;border-radius:2px;background:var(--brand);
}
.k-nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.k-burger{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:var(--surface);
  border-radius:var(--r-pill);cursor:pointer;padding:0;position:relative;
}
.k-burger span{
  position:absolute;left:13px;right:13px;height:1.6px;background:var(--ink);border-radius:2px;
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.k-burger span:nth-child(1){top:16px;}
.k-burger span:nth-child(2){top:21px;}
.k-burger span:nth-child(3){top:26px;}
.k-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(5px) rotate(45deg);}
.k-burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.k-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-5px) rotate(-45deg);}
.k-drawer{
  display:none;position:absolute;left:0;right:0;top:calc(100% + 10px);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);
  box-shadow:var(--sh-2);padding:12px;
}
.k-drawer.is-open{display:block;animation:kDrop .24s var(--ease);}
@keyframes kDrop{from{opacity:0;transform:translateY(-8px);}to{opacity:1;transform:none;}}
.k-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:44px;padding:0 14px;border-radius:12px;color:var(--text);font-size:16px;
}
.k-drawer a:hover{background:var(--surface-2);color:var(--brand);}
.k-drawer a.is-active{background:var(--surface-2);font-weight:700;color:var(--ink);}

/* ---------- buttons ---------- */
.k-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;line-height:1;cursor:pointer;border:1px solid transparent;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
  text-align:center;white-space:nowrap;
}
.k-btn-sm{height:40px;padding:0 18px;font-size:14px;}
.k-btn-lg{height:52px;padding:0 30px;font-size:16px;}
.k-btn-primary{background:var(--accent);color:#FFF;border-color:var(--accent);}
.k-btn-primary:hover{background:#BE5E33;border-color:#BE5E33;color:#FFF;transform:translateY(-1px);}
.k-btn-primary:active{transform:scale(.98);}
.k-btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.k-btn-ghost:hover{background:var(--ink);color:#F7F5F0;transform:translateY(-1px);}
.k-btn-ghost:active{transform:scale(.98);}
.k-btn-line{background:transparent;color:var(--brand);border-color:var(--brand);}
.k-btn-line:hover{background:var(--brand);color:#FFF;}
.k-btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;
}
.k-textlink{color:var(--brand);border-bottom:1px solid var(--brand);padding-bottom:1px;font-weight:500;}
.k-textlink:hover{color:var(--brand-deep);border-color:var(--brand-deep);font-weight:700;}

/* ---------- section base ---------- */
.k-section{padding:96px 0;}
.k-section--tight{padding:64px 0;}
.k-section--alt{background:var(--surface-2);}
.k-section-head{max-width:760px;margin-bottom:48px;}
.k-eyebrow{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;
  font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);
}
.k-eyebrow::before{content:"";width:24px;height:1px;background:var(--brand);display:block;}
.k-h2{font-size:clamp(26px,3.4vw,40px);margin-bottom:16px;}
.k-sub{color:var(--text-2);font-size:16px;max-width:680px;}
.k-pillbar{display:flex;flex-wrap:wrap;gap:8px;}
.k-pillbar a{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--surface);border:1px solid var(--line);color:var(--text-2);font-size:14px;
  transition:all .2s var(--ease);
}
.k-pillbar a:hover{border-color:var(--brand);color:var(--brand);background:var(--surface);}

/* ---------- hero ---------- */
.k-hero{padding:72px 0 56px;}
.k-hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:56px;align-items:center;}
.k-hero h1{font-size:clamp(34px,5.4vw,60px);letter-spacing:-.015em;margin-bottom:20px;}
.k-hero h1 em{font-style:normal;color:var(--brand);}
.k-hero-lead{font-size:18px;color:var(--text-2);max-width:560px;margin-bottom:32px;}
.k-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.k-hero-facts{display:flex;flex-wrap:wrap;gap:12px;}
.k-fact{
  flex:1 1 140px;min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);
  padding:16px 18px;
}
.k-fact b{display:block;font-family:var(--mono);font-size:26px;font-weight:600;color:var(--ink);letter-spacing:.02em;line-height:1.2;}
.k-fact span{display:block;font-size:13px;color:var(--text-2);margin-top:4px;}
.k-hero-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);
  padding:28px;box-shadow:var(--sh-1);
}
.k-hero-card h2{font-size:20px;margin-bottom:8px;}
.k-hero-card .k-hero-card-note{font-size:14px;color:var(--text-2);margin-bottom:20px;}
.k-hero-list li{display:flex;gap:12px;padding:12px 0;border-top:1px solid var(--line);font-size:15px;color:var(--text-2);}
.k-hero-list li:first-child{border-top:0;}
.k-hero-list b{color:var(--ink);font-weight:600;flex:0 0 auto;font-family:var(--mono);font-size:14px;padding-top:2px;}
.k-hero-card .k-btn{width:100%;margin-top:20px;}

/* ---------- tickets ---------- */
.k-tickets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.k-ticket{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);
  padding:28px 24px 24px;display:flex;flex-direction:column;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.k-ticket:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.k-ticket.is-featured{border-color:var(--line-strong);}
.k-ticket.is-featured::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--accent);border-radius:var(--r-l) var(--r-l) 0 0;}
.k-ticket-name{font-size:20px;margin-bottom:6px;}
.k-ticket-desc{font-size:14px;color:var(--text-2);min-height:44px;margin-bottom:18px;}
.k-price{display:flex;align-items:baseline;gap:6px;margin-bottom:22px;}
.k-price b{font-family:var(--mono);font-size:38px;font-weight:600;color:var(--ink);letter-spacing:.01em;line-height:1;}
.k-price span{font-size:13px;color:var(--text-3);}
.k-badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.04em;background:var(--surface-2);color:var(--text-2);
}
.k-badge-accent{background:transparent;border:1px solid var(--accent);color:var(--accent);}
.k-ticket .k-badge{position:absolute;top:20px;right:20px;}
.k-feats{display:flex;flex-direction:column;gap:11px;padding-top:20px;border-top:1px solid var(--line);margin-bottom:24px;}
.k-feats li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);line-height:1.6;}
.k-feats li svg{flex:0 0 16px;width:16px;height:16px;margin-top:4px;color:var(--brand);}
.k-feats li.is-off{color:var(--text-3);}
.k-feats li.is-off svg{color:var(--text-3);}
.k-ticket .k-btn{margin-top:auto;width:100%;}

/* ---------- compare table ---------- */
.k-cmp-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-m);
}
table.k-cmp{width:100%;min-width:660px;border-collapse:collapse;font-size:15px;}
table.k-cmp th,table.k-cmp td{padding:0 20px;height:56px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle;}
table.k-cmp thead th{background:var(--ink);color:#F7F5F0;font-family:var(--serif);font-weight:600;font-size:15px;border-bottom:0;}
table.k-cmp thead th:first-child{border-radius:var(--r-m) 0 0 0;}
table.k-cmp thead th:last-child{border-radius:0 var(--r-m) 0 0;}
table.k-cmp tbody tr:last-child td{border-bottom:0;}
table.k-cmp tbody tr:hover{background:#FBFAF7;}
table.k-cmp td:first-child{color:var(--text);font-weight:500;}
table.k-cmp td{color:var(--text-2);}
table.k-cmp .k-yes{color:var(--brand);font-weight:600;}
table.k-cmp .k-no{color:var(--text-3);}
.k-cmp-note{margin-top:16px;font-size:13.5px;color:var(--text-3);}

/* ---------- steps ---------- */
.k-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;counter-reset:step;}
.k-step{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);
  padding:32px 24px 26px;
}
.k-step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;top:-16px;left:24px;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--ink);color:#F7F5F0;font-family:var(--mono);font-size:13px;letter-spacing:.1em;
  display:flex;align-items:center;
}
.k-step h3{font-size:19px;margin:14px 0 10px;}
.k-step p{font-size:14.5px;color:var(--text-2);}
.k-step-line{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-bottom:40px;}
.k-step-line span{height:1px;background:var(--line-strong);display:block;}
.k-steps-wrap{position:relative;}

/* ---------- notice cards ---------- */
.k-notice{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;align-items:center;}
.k-notice-media{border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);background:var(--surface);}
.k-notice-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.k-notice-cards{display:grid;gap:16px;}
.k-notice-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:20px 22px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.k-notice-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.k-notice-item h3{font-size:18px;margin-bottom:8px;display:flex;align-items:center;gap:10px;}
.k-notice-item h3 i{
  width:8px;height:8px;border-radius:2px;background:var(--brand);display:inline-block;flex:0 0 8px;
}
.k-notice-item p{font-size:14.5px;color:var(--text-2);}

/* ---------- faq ---------- */
.k-faq-layout{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:48px;align-items:start;}
.k-toc{position:sticky;top:104px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:22px;}
.k-toc h3{font-size:16px;margin-bottom:14px;}
.k-toc a{display:block;padding:9px 0;font-size:14.5px;color:var(--text-2);border-bottom:1px solid var(--line);}
.k-toc a:last-child{border-bottom:0;}
.k-toc a:hover{color:var(--brand);padding-left:4px;}
.k-faq.accordion{background:transparent;margin:0;border:0;}
.k-faq .accordion-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);
  margin-bottom:12px;overflow:hidden;
}
.k-faq .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:var(--surface);border:0;
  font-family:var(--serif);font-size:18px;line-height:1.5;color:var(--ink);
}
.k-faq .accordion-title:hover,.k-faq .accordion-title:focus{background:var(--surface);color:var(--brand);}
.k-faq .accordion-item.is-active .accordion-title{background:var(--surface);color:var(--brand);}
.k-faq .accordion-title::before{
  content:"+";position:static;order:2;float:none;margin:0;padding:0;
  font-family:var(--sans);font-size:22px;line-height:1;font-weight:400;color:var(--brand);transform:none;
}
.k-faq .accordion-item.is-active .accordion-title::before{content:"−";transform:none;}
.k-faq .accordion-content{
  display:none;padding:0 22px 20px;border:0;background:var(--surface);
  font-size:15px;line-height:1.85;color:var(--text-2);
}
.k-faq .accordion-content.is-open{display:block;}
.k-faq .accordion-content p{margin-bottom:.8em;}

/* ---------- cta ---------- */
.k-cta{background:var(--ink);color:#EDEAE3;position:relative;overflow:hidden;}
.k-cta::before{
  content:"";position:absolute;inset:0;opacity:.06;pointer-events:none;
  background-image:linear-gradient(to right,#F7F5F0 1px,transparent 1px),linear-gradient(to bottom,#F7F5F0 1px,transparent 1px);
  background-size:56px 56px;
}
.k-cta .k-container{position:relative;z-index:1;}
.k-cta-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:56px;align-items:center;}
.k-cta h2{color:#F7F5F0;font-size:clamp(26px,3.4vw,38px);margin-bottom:16px;}
.k-cta p{color:#B9BCB5;font-size:16px;max-width:540px;}
.k-cta-points{margin-top:24px;display:grid;gap:12px;}
.k-cta-points li{display:flex;gap:10px;font-size:15px;color:#D8D5CD;}
.k-cta-points svg{flex:0 0 18px;width:18px;height:18px;margin-top:4px;color:#8FC6B6;}
.k-cta-card{
  background:#F7F5F0;border-radius:var(--r-l);padding:28px;color:var(--text);
}
.k-cta-card h3{font-size:20px;margin-bottom:10px;}
.k-cta-card p{color:var(--text-2);font-size:14.5px;margin-bottom:20px;}
.k-cta-card .k-btn{width:100%;}
.k-cta-card .k-btn + .k-btn{margin-top:10px;}
.k-cta-card .k-meta{margin-top:16px;font-size:13px;color:var(--text-3);}

/* ---------- reveal ---------- */
.k-reveal{opacity:0;transform:translateY(16px);}
.k-reveal.is-in{opacity:1;transform:none;transition:opacity .52s var(--ease),transform .52s var(--ease);}

/* ---------- footer ---------- */
.k-footer{background:var(--ink);color:#C8C4BA;padding:72px 0 0;font-size:14px;line-height:1.9;}
.k-footer h4{color:#F7F5F0;font-size:15px;margin-bottom:14px;font-family:var(--sans);font-weight:600;letter-spacing:.02em;}
.k-footer-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,2.6fr) minmax(0,2.6fr) minmax(0,3fr);gap:40px;}
.k-footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#F7F5F0;font-family:var(--serif);font-size:18px;font-weight:700;}
.k-footer-brand .k-logo-mark{width:32px;height:32px;flex:0 0 32px;border-radius:10px;background:rgba(247,245,240,.1);display:grid;place-items:center;}
.k-footer-brand svg{width:20px;height:20px;}
.k-footer-grid p{color:#A9A79F;max-width:320px;font-size:14px;}
.k-footer-links{display:flex;flex-direction:column;gap:2px;}
.k-footer-links a{color:#C8C4BA;padding:4px 0;}
.k-footer-links a:hover{color:#8FC6B6;text-decoration:underline;}
.k-footer-contact{display:flex;flex-direction:column;gap:4px;color:#A9A79F;}
.k-footer-contact a:hover{color:#8FC6B6;}
.k-footer-bottom{
  margin-top:56px;border-top:1px solid rgba(247,245,240,.12);padding:22px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  color:#8C918A;font-size:13.5px;
}
.k-totop{color:#C8C4BA;}
.k-totop:hover{color:#8FC6B6;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .k-footer-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;}
}
@media (max-width:1023px){
  .k-section{padding:72px 0;}
  .k-hero-grid{grid-template-columns:1fr;gap:36px;}
  .k-hero-card{max-width:560px;}
  .k-tickets{grid-template-columns:1fr;gap:20px;}
  .k-steps{grid-template-columns:1fr;gap:32px;}
  .k-step-line{display:none;}
  .k-notice{grid-template-columns:1fr;gap:32px;}
  .k-faq-layout{grid-template-columns:1fr;gap:32px;}
  .k-toc{position:static;}
  .k-cta-grid{grid-template-columns:1fr;gap:36px;}
}
@media (max-width:900px){
  .k-nav-links{display:none;}
  .k-burger{display:block;}
  .k-nav{padding:8px 8px 8px 16px;}
}
@media (max-width:639px){
  .k-container{padding:0 18px;}
  .k-navwrap{padding:0 12px;top:10px;}
  .k-section{padding:56px 0;}
  .k-section--tight{padding:48px 0;}
  .k-hero{padding:40px 0 40px;}
  .k-hero-lead{font-size:16px;}
  .k-hero-actions .k-btn{width:100%;}
  .k-hero-card{padding:22px;}
  .k-hero-card .k-btn{width:100%;}
  .k-fact b{font-size:22px;}
  .k-price b{font-size:32px;}
  .k-footer{padding-top:56px;}
  .k-footer-grid{grid-template-columns:1fr;gap:28px;}
  .k-footer-bottom{flex-direction:column;align-items:flex-start;}
  .k-cmp-wrap{margin:0 -18px;border-radius:0;border-left:0;border-right:0;}
  .k-ticket{padding:24px 20px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
  .k-reveal{opacity:1 !important;transform:none !important;}
}

/* roulang page: category4 */
:root{
  --ink:#13201E; --brand:#1E6F63; --brand-deep:#14483F; --accent:#CC6B3F;
  --bg:#F7F5F0; --surface:#FFFFFF; --surface-2:#EFEBE3;
  --text:#1B2422; --text-2:#5E6A67; --text-3:#8C9491;
  --line:#DFDACF; --line-strong:#C9C2B5; --ok:#2F8A5B; --danger:#B4483C;
  --r-s:8px; --r-m:14px; --r-l:20px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(19,32,30,.06);
  --sh-2:0 18px 40px -24px rgba(19,32,30,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --serif:'Noto Serif SC',Georgia,'Songti SC',serif;
  --sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',Helvetica,Arial,sans-serif;
  --mono:'Inter',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:48px; --sp-6:64px; --sp-7:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--sans);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease)}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;color:var(--ink);letter-spacing:-.01em;line-height:1.2;margin:0}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.k-mono{font-family:var(--mono);letter-spacing:.08em;font-variant-numeric:tabular-nums}
.k-container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ============ 悬浮胶囊导航 ============ */
.k-header{position:relative;padding:16px 0 0;z-index:60}
.k-nav{
  position:sticky;top:16px;z-index:50;
  display:flex;align-items:center;gap:var(--sp-2);
  max-width:1180px;margin:0 auto;padding:10px 12px 10px 20px;
  border:1px solid var(--line);border-radius:var(--r-pill);
  background:rgba(247,245,240,.82);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:var(--sh-1);
  transition:background .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.k-nav.is-scrolled{background:rgba(255,255,255,.92);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.k-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);font-family:var(--serif);font-weight:700;font-size:17px;white-space:nowrap}
.k-logo:hover{color:var(--brand)}
.k-logo-mark{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:10px;background:var(--brand);flex:0 0 auto}
.k-logo-mark svg{width:18px;height:18px}
.k-nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap}
.k-nav-menu > a.k-nav-link{
  position:relative;display:inline-block;padding:9px 12px;border-radius:var(--r-pill);
  color:var(--text-2);font-size:14.5px;line-height:1;white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.k-nav-menu > a.k-nav-link:hover{color:var(--brand);background:rgba(30,111,99,.07)}
.k-nav-menu > a.k-nav-link.is-active{color:var(--ink);font-weight:500;background:var(--surface-2)}
.k-nav-menu > a.k-nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:16px;height:2px;border-radius:2px;background:var(--brand);
}
.k-nav-cta{margin-left:8px}
.k-nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--line);
  background:var(--surface);border-radius:var(--r-pill);cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;padding:0;
}
.k-nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .24s var(--ease),opacity .2s var(--ease)}
.k-nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.k-nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.k-nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============ 按钮 ============ */
.k-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-pill);border:1px solid transparent;
  font-size:15px;font-weight:500;line-height:1;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.k-btn:active{transform:scale(.98)}
.k-btn-accent{background:var(--accent);color:#fff;box-shadow:var(--sh-1)}
.k-btn-accent:hover{background:#BD5F35;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.k-btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.k-btn-ghost:hover{background:var(--ink);color:#F7F5F0;transform:translateY(-1px)}
.k-btn-sm{height:40px;padding:0 18px;font-size:14px}
.k-btn-lg{height:52px;padding:0 28px;font-size:16px}
.k-btn-block{width:100%}
.k-link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:500;border-bottom:1px solid rgba(30,111,99,.35);padding-bottom:1px}
.k-link-arrow:hover{border-color:var(--brand);font-weight:700}

/* ============ 通用板块 ============ */
.k-section{padding:var(--sp-7) 0}
.k-section--tight{padding:var(--sp-5) 0}
.k-section--alt{background:var(--surface-2)}
.k-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--brand);margin:0 0 16px;
}
.k-eyebrow::before{content:"";width:24px;height:1px;background:var(--brand);display:inline-block}
.k-sec-head{max-width:720px;margin-bottom:var(--sp-5)}
.k-sec-head h2{font-size:clamp(26px,3vw,40px);margin-bottom:14px}
.k-sec-head p{color:var(--text-2);font-size:16px;line-height:1.85}
.k-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--surface-2);color:var(--text-2);font-size:12.5px;line-height:1;
}
.k-tag--accent{background:transparent;border:1px solid var(--accent);color:var(--accent)}

/* ============ Hero ============ */
.k-hero{padding:72px 0 64px;position:relative;overflow:hidden}
.k-hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:460px;height:460px;
  border-radius:50%;background:radial-gradient(circle at 30% 30%,rgba(30,111,99,.14),rgba(30,111,99,0) 68%);
  pointer-events:none;
}
.k-hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:var(--sp-6);align-items:end}
.k-hero h1{font-size:clamp(34px,6vw,64px);line-height:1.06}
.k-h1-sub{display:block;margin-top:14px;font-family:var(--mono);font-size:14px;letter-spacing:.18em;color:var(--brand);font-weight:400}
.k-hero-lead{margin-top:22px;max-width:560px;font-size:17px;color:var(--text-2);line-height:1.85}
.k-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.k-hero-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--sp-2);margin-top:var(--sp-5);border-top:1px solid var(--line);padding-top:24px}
.k-fact-num{font-family:var(--mono);font-size:26px;font-weight:600;color:var(--ink);letter-spacing:.04em;line-height:1.2}
.k-fact-label{font-size:13.5px;color:var(--text-3);margin-top:6px;line-height:1.6}
.k-hero-side{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:28px;box-shadow:var(--sh-1)}
.k-hero-side h3{font-size:19px;margin-bottom:8px}
.k-hero-side > p{color:var(--text-2);font-size:14.5px;line-height:1.8}
.k-side-list{margin-top:20px;border-top:1px solid var(--line)}
.k-side-list li{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--text-2)}
.k-side-list li:last-child{border-bottom:0}
.k-side-list b{font-family:var(--mono);color:var(--brand);font-weight:600;letter-spacing:.06em}
.k-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:var(--sp-4)}
.k-chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:rgba(255,255,255,.6);color:var(--text-2);
  font-size:13.5px;transition:all .2s var(--ease);
}
.k-chip:hover{border-color:var(--brand);color:var(--brand);background:#fff;transform:translateY(-1px)}

/* ============ 步骤条 ============ */
.k-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--sp-3);counter-reset:step}
.k-step{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);
  padding:26px 22px 22px;transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.k-step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.k-step-num{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;
  background:var(--brand);color:#fff;font-family:var(--mono);font-size:14px;font-weight:600;margin-bottom:16px;
}
.k-step h3{font-size:18px;margin-bottom:10px}
.k-step p{font-size:14.5px;color:var(--text-2);line-height:1.8}

/* ============ 主从两栏 FAQ ============ */
.k-split{display:grid;grid-template-columns:264px minmax(0,1fr);gap:var(--sp-6);align-items:start}
.k-toc{position:sticky;top:104px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:22px;box-shadow:var(--sh-1)}
.k-toc h3{font-size:15px;letter-spacing:.02em;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.k-toc ol{counter-reset:toc;display:flex;flex-direction:column;gap:2px}
.k-toc a{
  display:flex;align-items:center;gap:10px;padding:10px 10px;border-radius:var(--r-s);
  color:var(--text-2);font-size:14.5px;transition:all .2s var(--ease);
}
.k-toc a::before{
  content:counter(toc,decimal-leading-zero);counter-increment:toc;
  font-family:var(--mono);font-size:12px;color:var(--text-3);letter-spacing:.06em;
}
.k-toc a:hover{background:var(--surface-2);color:var(--brand)}
.k-toc-note{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:13.5px;color:var(--text-3);line-height:1.75}
.k-faq-group{margin-bottom:var(--sp-5)}
.k-faq-group:last-child{margin-bottom:0}
.k-faq-group > header{display:flex;align-items:baseline;gap:14px;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid var(--line-strong)}
.k-faq-group > header h2{font-size:24px}
.k-faq-group > header span{font-family:var(--mono);font-size:12.5px;letter-spacing:.14em;color:var(--text-3)}
.k-faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);
  margin-bottom:12px;overflow:hidden;transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.k-faq-item:hover{border-color:var(--line-strong)}
.k-faq-item[open]{border-color:var(--brand);box-shadow:var(--sh-1)}
.k-faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
  padding:18px 22px;font-family:var(--serif);font-weight:600;font-size:18px;color:var(--ink);line-height:1.5;
  transition:color .2s var(--ease);
}
.k-faq-item summary::-webkit-details-marker{display:none}
.k-faq-item summary:hover{color:var(--brand)}
.k-faq-item[open] summary{color:var(--brand)}
.k-faq-item summary::after{
  content:"+";flex:0 0 auto;font-family:var(--sans);font-weight:400;font-size:20px;line-height:1;
  color:var(--brand);transition:transform .24s var(--ease);
}
.k-faq-item[open] summary::after{content:"–"}
.k-faq-body{padding:0 22px 20px;color:var(--text-2);font-size:15px;line-height:1.9}
.k-faq-body ul{margin:12px 0 0;display:flex;flex-direction:column;gap:8px}
.k-faq-body li{position:relative;padding-left:18px}
.k-faq-body li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--brand)}
.k-faq-body strong{color:var(--ink);font-weight:500}

/* ============ 安全建议卡片 ============ */
.k-cards-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--sp-3)}
.k-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);
  overflow:hidden;transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.k-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.k-card-media{aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.k-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.k-card:hover .k-card-media img{transform:scale(1.03)}
.k-card-body{padding:22px}
.k-card-body h3{font-size:19px;margin-bottom:10px}
.k-card-body p{font-size:14.5px;color:var(--text-2);line-height:1.85}
.k-plain{
  display:flex;flex-direction:column;gap:14px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-m);padding:24px;transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.k-plain:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.k-plain h3{font-size:18px}
.k-plain p{font-size:14.5px;color:var(--text-2);line-height:1.85}
.k-check{display:flex;flex-direction:column;gap:10px;margin-top:4px}
.k-check li{position:relative;padding-left:26px;font-size:14.5px;color:var(--text-2)}
.k-check li::before{
  content:"";position:absolute;left:0;top:.55em;width:14px;height:8px;
  border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);
  transform:rotate(-45deg);border-radius:1px;
}
.k-check li.is-muted{color:var(--text-3)}
.k-check li.is-muted::before{border-color:var(--text-3)}

/* ============ 联系卡 ============ */
.k-contact{
  position:relative;background:var(--ink);color:#EDEAE3;border-radius:var(--r-l);
  padding:clamp(28px,4vw,52px);overflow:hidden;
}
.k-contact::before{
  content:"";position:absolute;inset:0;opacity:.06;
  background-image:linear-gradient(rgba(247,245,240,.9) 1px,transparent 1px),linear-gradient(90deg,rgba(247,245,240,.9) 1px,transparent 1px);
  background-size:48px 48px;pointer-events:none;
}
.k-contact-grid{position:relative;display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:var(--sp-5);align-items:center}
.k-contact h2{color:#fff;font-size:clamp(24px,2.6vw,34px);margin-bottom:16px}
.k-contact p{color:#B9BDBA;font-size:15px;line-height:1.9}
.k-contact-list{display:flex;flex-direction:column;gap:12px;margin-top:24px}
.k-contact-list li{display:flex;gap:12px;font-size:14.5px;color:#D6D4CD}
.k-contact-list b{font-family:var(--mono);color:#fff;font-weight:600;letter-spacing:.06em;min-width:96px;display:inline-block}
.k-contact-card{background:#fff;color:var(--text);border-radius:var(--r-l);padding:26px}
.k-contact-card h3{font-size:18px;margin-bottom:8px}
.k-contact-card p{color:var(--text-2);font-size:14px;line-height:1.85}
.k-contact-card .k-btn{margin-top:18px}

/* ============ 相关入口 ============ */
.k-entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--sp-3)}
.k-entry{
  display:flex;flex-direction:column;gap:12px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-m);padding:24px;transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.k-entry:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--line-strong)}
.k-entry h3{font-size:18px}
.k-entry p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.k-entry .k-link-arrow{align-self:flex-start;margin-top:auto}

/* ============ 页脚 ============ */
.k-footer{background:var(--ink);color:#D6D4CD;margin-top:var(--sp-7);padding:var(--sp-6) 0 24px;font-size:14px;line-height:1.9}
.k-footer-grid{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:var(--sp-4)}
.k-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-family:var(--sans);font-weight:500}
.k-footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:17px;font-weight:700;color:#fff;margin-bottom:14px}
.k-footer p{color:#9FA5A1;font-size:14px;max-width:300px}
.k-footer-links{display:flex;flex-direction:column;gap:10px}
.k-footer-links a{color:#D6D4CD}
.k-footer-links a:hover{color:#7FC4B5;text-decoration:underline}
.k-footer-contact{display:flex;flex-direction:column;gap:10px;color:#9FA5A1}
.k-footer-bottom{
  margin-top:var(--sp-5);padding-top:20px;border-top:1px solid rgba(247,245,240,.14);
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  font-size:13.5px;color:#8C9491;
}
.k-totop{color:#D6D4CD}
.k-totop:hover{color:#7FC4B5}

/* ============ 入场动效 ============ */
.k-reveal{opacity:0;transform:translateY(16px);transition:opacity .52s var(--ease),transform .52s var(--ease)}
.k-reveal.is-in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .k-hero-inner{gap:var(--sp-5)}
  .k-split{grid-template-columns:236px minmax(0,1fr);gap:var(--sp-5)}
}
@media (max-width:1023px){
  .k-nav{padding:10px 10px 10px 16px}
  .k-nav-toggle{display:flex}
  .k-nav-menu{
    position:fixed;left:16px;right:16px;top:86px;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(255,255,255,.97);border:1px solid var(--line);border-radius:var(--r-l);
    padding:14px;box-shadow:var(--sh-2);margin-left:0;
    display:none;
  }
  .k-nav-menu.is-open{display:flex}
  .k-nav-menu > a.k-nav-link{padding:13px 14px;font-size:15.5px;border-radius:var(--r-m);min-height:44px;display:flex;align-items:center}
  .k-nav-menu > a.k-nav-link.is-active::after{display:none}
  .k-nav-cta{margin:8px 0 0;width:100%}
  .k-hero-inner{grid-template-columns:1fr;gap:var(--sp-4);align-items:start}
  .k-steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .k-split{grid-template-columns:1fr;gap:var(--sp-4)}
  .k-toc{position:static}
  .k-contact-grid{grid-template-columns:1fr;gap:var(--sp-4)}
  .k-entry-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .k-section{padding:56px 0}
  .k-hero{padding:44px 0 48px}
  .k-cards-2{grid-template-columns:1fr}
  .k-entry-grid{grid-template-columns:1fr}
  .k-footer-grid{grid-template-columns:1fr 1fr;gap:var(--sp-4)}
  .k-hero-facts{grid-template-columns:1fr;gap:20px}
  .k-faq-item summary{font-size:16.5px;padding:16px 18px}
  .k-faq-body{padding:0 18px 18px}
}
@media (max-width:560px){
  .k-steps{grid-template-columns:1fr}
  .k-footer-grid{grid-template-columns:1fr}
  .k-hero-actions .k-btn{width:100%}
  .k-nav-menu{left:12px;right:12px;top:80px}
  .k-logo{font-size:15.5px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  .k-reveal{opacity:1;transform:none}
}