/* roulang page: index */
:root{
  --brand:#12433A;
  --brand-deep:#0C332C;
  --brand-soft:#E6EFEA;
  --accent:#C2603C;
  --bg:#FAF7F1;
  --bg-warm:#F3EEE3;
  --surface:#FFFFFF;
  --ink:#1B1F1D;
  --ink-2:#3E4643;
  --muted:#7A807C;
  --line:#E4DED2;
  --r-sm:6px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(27,31,29,.04);
  --shadow-2:0 10px 28px -14px rgba(27,31,29,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
  --header-h:76px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.92;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:700;color:var(--ink);letter-spacing:.01em}
h1{font-size:clamp(34px,4.4vw,56px);line-height:1.18}
h2{font-size:clamp(26px,3vw,38px);line-height:1.32}
h3{font-size:21px;line-height:1.5}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease)}
img{max-width:100%;display:block}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea{font-family:inherit;font-size:inherit;color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section + .section{border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent);
  margin-bottom:10px;
  font-weight:600;
}
.lead{color:var(--ink-2);font-size:16.5px;max-width:640px;margin-top:14px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:8px;
  font-weight:600;font-size:15.5px;line-height:1;
  border:1px solid transparent;
  transition:all .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#F6F3EC;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;color:var(--brand);border-color:rgba(18,67,58,.32)}
.btn-ghost:hover{background:var(--brand-soft);border-color:var(--brand)}
.btn-ghost:active{transform:translateY(1px)}
.btn-light{background:#F7F3EA;color:var(--brand-deep);border-color:#F7F3EA;font-weight:600}
.btn-light:hover{background:#FFFFFF;transform:translateY(-1px);box-shadow:0 10px 24px -14px rgba(0,0,0,.5)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-weight:600;font-size:15px}
.link-arrow span{transition:transform .2s var(--ease)}
.link-arrow:hover{color:#A44E2E}
.link-arrow:hover span{transform:translateX(4px)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  height:var(--header-h);
  background:rgba(250,247,241,.92);
  -webkit-backdrop-filter:saturate(160%) blur(12px);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:height .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.scrolled{height:64px;box-shadow:0 6px 18px -14px rgba(27,31,29,.5)}
.nav-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:700;font-size:20px;color:var(--ink);letter-spacing:.02em}
.logo:hover{color:var(--brand)}
.logo-mark{
  width:26px;height:26px;border:1.5px solid var(--brand);border-radius:5px;
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.logo-mark::before{content:"";width:10px;height:10px;border:1.5px solid var(--accent);border-radius:2px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{
  position:relative;font-size:15.5px;color:var(--ink-2);padding:6px 0;font-weight:500;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease);border-radius:2px;
}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:18px}
.nav-actions .btn{height:42px;padding:0 20px;font-size:15px}
.nav-tel{font-size:14.5px;color:var(--ink-2);border-bottom:1px solid transparent}
.nav-tel:hover{color:var(--brand);border-bottom-color:var(--brand)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;background:var(--surface);
}
.nav-toggle span{display:block;width:18px;height:1.8px;background:var(--ink);border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.8px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.8px) rotate(-45deg)}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:120;background:var(--bg);
  display:none;flex-direction:column;padding:20px 20px 40px;overflow-y:auto;
}
.drawer.open{display:flex}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{
  width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:var(--surface);
  display:inline-flex;align-items:center;justify-content:center;font-size:20px;color:var(--ink-2);
}
.drawer-close:hover{color:var(--brand);border-color:var(--brand)}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  height:52px;display:flex;align-items:center;font-size:17px;color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--brand);font-weight:600}
.drawer-cta{margin-top:26px;width:100%}
.drawer-note{margin-top:16px;font-size:13.5px;color:var(--muted);text-align:center}

/* ---------- hero ---------- */
.hero{padding:72px 0 64px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{color:var(--brand-deep)}
.hero-sub{
  font-family:var(--serif);font-size:clamp(17px,1.7vw,20px);color:var(--ink-2);
  margin-top:20px;line-height:1.7;font-weight:600;
}
.hero-text{margin-top:16px;color:var(--ink-2);max-width:520px}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-trust{margin-top:22px;font-size:14px;color:var(--muted);display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.hero-trust::before{content:"";width:26px;height:1px;background:var(--accent);display:inline-block}
.hero-figure{position:relative}
.hero-figure img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid var(--line);box-shadow:var(--shadow-2);background:#EFEAE0;
}
.hero-badge{
  position:absolute;left:18px;bottom:-18px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);padding:12px 18px;
  box-shadow:var(--shadow-2);display:flex;align-items:center;gap:10px;
}
.hero-badge strong{font-family:var(--serif);font-size:20px;color:var(--brand)}
.hero-badge small{font-size:13px;color:var(--muted);display:block;line-height:1.5}

/* ---------- stats ---------- */
.stats{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:34px 26px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{font-family:var(--serif);font-size:clamp(26px,3vw,38px);color:var(--brand);line-height:1.1;font-weight:700}
.stat-num em{font-style:normal;font-size:.55em;color:var(--accent);margin-left:2px}
.stat-label{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.7}

/* ---------- pain list ---------- */
.pain-list{margin-top:8px;border-top:1px solid var(--line)}
.pain-item{
  display:grid;grid-template-columns:88px 1fr;gap:24px;align-items:start;
  padding:26px 0;border-bottom:1px solid var(--line);
}
.pain-num{font-family:var(--serif);font-size:24px;color:var(--accent);line-height:1.2}
.pain-item h3{font-size:19px;margin-bottom:6px}
.pain-item p{color:var(--ink-2);font-size:15.5px;max-width:720px}

/* ---------- solution ---------- */
.solution-grid{display:grid;grid-template-columns:340px 1fr;gap:64px;align-items:start}
.solution-aside{position:sticky;top:104px}
.solution-aside h2{margin-bottom:14px}
.solution-aside p{color:var(--ink-2);font-size:15.5px}
.step{padding:36px 0;border-top:1px solid var(--line)}
.step:first-child{border-top:0;padding-top:0}
.step-tint{
  background:var(--bg-warm);border:1px solid var(--line);border-radius:var(--r-md);
  padding:36px 32px;margin:8px 0;
}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:13px;line-height:1;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border:1px solid rgba(18,67,58,.16);white-space:nowrap;
}
.badge-outline{background:transparent;border-color:var(--line);color:var(--ink-2);font-weight:500}
.step h3{margin:16px 0 12px}
.step ul li{
  position:relative;padding-left:20px;color:var(--ink-2);font-size:15.5px;margin-bottom:8px;
}
.step ul li::before{
  content:"";position:absolute;left:0;top:.78em;width:7px;height:7px;border-radius:2px;
  background:var(--accent);opacity:.85;
}

/* ---------- results ---------- */
.result{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:44px 0}
.result + .result{border-top:1px solid var(--line)}
.result.reverse .result-media{order:2}
.result-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-md);
  border:1px solid var(--line);box-shadow:var(--shadow-1);background:#EFEAE0;
}
.result-body h3{font-size:24px;margin-bottom:12px}
.result-body p{color:var(--ink-2);font-size:15.8px}
.result-points{margin-top:18px;display:flex;flex-wrap:wrap;gap:10px}
.result-points span{
  font-size:13px;color:var(--brand);background:var(--brand-soft);
  border-radius:var(--r-pill);padding:5px 12px;line-height:1.4;
}

/* ---------- voices ---------- */
.voices-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.voice{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:30px 28px;box-shadow:var(--shadow-1);position:relative;transition:all .2s var(--ease);
}
.voice:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.voice blockquote{
  margin:0;padding-left:18px;border-left:3px solid var(--accent);
  color:var(--ink);font-size:16px;line-height:1.9;
}
.voice-owner{margin-top:18px;font-size:14px;color:var(--muted);display:flex;align-items:center;gap:8px}
.voice-owner strong{color:var(--ink-2);font-weight:600}
.voice:nth-child(3){grid-column:1 / -1}

/* ---------- news ---------- */
.news-list{border-top:1px solid var(--line)}
.news-item{border-bottom:1px solid var(--line)}
.news-link{
  display:grid;grid-template-columns:120px 1fr 108px 24px;gap:22px;align-items:center;
  padding:22px 16px 22px 4px;border-radius:var(--r-sm);
}
.news-link:hover{background:#F5F1E8}
.news-title{
  display:block;font-size:17.5px;font-weight:600;color:var(--ink);line-height:1.6;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.news-link:hover .news-title{color:var(--brand)}
.news-summary{
  display:block;margin-top:6px;font-size:14px;color:var(--muted);
  overflow:hidden;white-space:nowrap;text-overflow:ellipsis;
}
.news-date{font-size:14px;color:var(--muted);text-align:right;white-space:nowrap}
.news-arrow{color:var(--accent);font-size:16px;text-align:center;transition:transform .2s var(--ease)}
.news-link:hover .news-arrow{transform:translateX(4px)}
.news-main{min-width:0}
.news-empty{
  border:1px dashed var(--line);background:var(--surface);border-radius:var(--r-md);
  padding:44px 32px;text-align:center;
}
.news-empty p{color:var(--ink-2);margin-bottom:14px}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);
  font-family:var(--sans);
}
.faq-q:hover{color:var(--brand)}
.faq-q .caret{
  flex:0 0 auto;width:24px;height:24px;border:1px solid var(--line);border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;color:var(--brand);
  transition:transform .22s var(--ease),background-color .22s var(--ease);font-size:12px;
}
.faq-q[aria-expanded="true"] .caret{transform:rotate(180deg);background:var(--brand-soft)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .28s var(--ease),opacity .2s var(--ease);
  opacity:0;
}
.faq-a.open{opacity:1}
.faq-a p{padding:0 4px 24px;font-size:15px;line-height:1.9;color:var(--ink-2);max-width:760px}

/* ---------- cta band ---------- */
.cta-band{background:var(--brand);border-radius:var(--r-lg);padding:56px;color:#F4F1E9;margin:0}
.cta-band .eyebrow{color:#E9C3AF}
.cta-band h2{color:#F7F4EC;font-size:clamp(24px,2.6vw,34px);line-height:1.35}
.cta-band p{margin-top:14px;color:rgba(247,244,236,.78);max-width:560px;font-size:15.5px}
.cta-inner{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.cta-link{color:#F0D8C9;font-size:14.5px;border-bottom:1px solid rgba(240,216,201,.5);padding-bottom:2px}
.cta-link:hover{color:#fff;border-bottom-color:#fff}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-deep);color:#E8E4DA;margin-top:88px;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:48px}
.footer-brand .logo{color:#F7F4EC;font-size:19px}
.footer-brand .logo-mark{border-color:#8FB5A8}
.footer-brand .logo-mark::before{border-color:#D89B7C}
.footer-desc{margin-top:16px;font-size:14.5px;line-height:1.9;color:rgba(232,228,218,.72);max-width:300px}
.footer-license{margin-top:18px;font-size:13px;color:rgba(232,228,218,.5)}
.footer-col h4{font-family:var(--sans);font-size:14px;letter-spacing:.08em;color:#F7F4EC;margin-bottom:18px;font-weight:600}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:14.5px;color:rgba(232,228,218,.74)}
.footer-col a:hover{color:#fff}
.footer-form .field{margin-bottom:12px}
.footer-form label{display:block;font-size:13px;color:rgba(232,228,218,.66);margin-bottom:6px}
.footer-form input,.footer-form textarea{
  width:100%;background:rgba(255,255,255,.06);border:1px solid rgba(232,228,218,.22);
  border-radius:8px;padding:11px 13px;color:#F7F4EC;font-size:14.5px;height:44px;
  transition:border-color .18s var(--ease),background-color .18s var(--ease);
}
.footer-form textarea{height:74px;resize:vertical;line-height:1.6;padding-top:10px}
.footer-form input::placeholder,.footer-form textarea::placeholder{color:rgba(232,228,218,.4)}
.footer-form input:focus,.footer-form textarea:focus{
  outline:none;border-color:var(--accent);background:rgba(255,255,255,.1);
  box-shadow:0 0 0 2px rgba(194,96,60,.35);
}
.footer-form .btn{width:100%;height:44px;font-size:15px;margin-top:4px}
.form-tip{font-size:13px;color:#E9B99F;margin-top:10px;min-height:18px}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(232,228,218,.16);
  padding:22px 0 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(232,228,218,.55);
}
.footer-bottom a{color:rgba(232,228,218,.7)}
.footer-bottom a:hover{color:#fff}
.footer-bottom-links{display:flex;gap:20px;flex-wrap:wrap}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .container{padding:0 28px}
  .hero-grid{gap:40px}
  .solution-grid{grid-template-columns:280px 1fr;gap:44px}
  .result{gap:40px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:40px}
  .footer-form-col{grid-column:1 / -1}
}
@media (max-width:1023px){
  .nav-links{gap:20px}
  .nav-links a{font-size:14.5px}
  .news-link{grid-template-columns:110px 1fr 96px 20px;gap:16px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat{padding:26px 22px;border-top:1px solid var(--line)}
  .stat:nth-child(1),.stat:nth-child(2){border-top:0}
  .stat:nth-child(odd){border-left:0;padding-left:0}
}
@media (max-width:899px){
  :root{--header-h:64px}
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:inline-flex}
  .section{padding:58px 0}
  .hero{padding:44px 0 48px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-figure img{aspect-ratio:16/9;max-height:260px}
  .hero-badge{position:static;margin-top:16px;box-shadow:var(--shadow-1)}
  .hero-actions .btn{flex:1 1 160px}
  .solution-grid{grid-template-columns:1fr;gap:8px}
  .solution-aside{position:static;margin-bottom:20px}
  .result{grid-template-columns:1fr;gap:24px;padding:32px 0}
  .result.reverse .result-media{order:0}
  .voices-grid{grid-template-columns:1fr}
  .voice:nth-child(3){grid-column:auto}
  .news-link{grid-template-columns:1fr auto;gap:10px;padding:18px 6px}
  .news-link .badge{grid-column:1 / -1;justify-self:start}
  .news-summary{white-space:normal}
  .news-date{text-align:left;font-size:13px;grid-column:1}
  .news-arrow{display:none}
  .cta-inner{grid-template-columns:1fr;gap:26px}
  .cta-band{padding:36px 26px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .site-footer{padding-top:56px}
}
@media (max-width:560px){
  body{font-size:16px}
  .container{padding:0 20px}
  h1{font-size:30px}
  .section{padding:48px 0}
  .section-head{margin-bottom:26px;gap:14px}
  .stats-grid{grid-template-columns:1fr}
  .stat{border-left:0;padding-left:0}
  .stat:nth-child(2){border-top:1px solid var(--line)}
  .pain-item{grid-template-columns:48px 1fr;gap:14px;padding:20px 0}
  .pain-num{font-size:20px}
  .step-tint{padding:26px 20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .faq-q{font-size:16px;padding:18px 2px}
  .btn{width:100%}
  .nav-actions .btn,.drawer-cta{width:auto}
  .hero-trust{font-size:13px}
}

/* roulang page: article */
:root{
  --brand:#12433A;
  --brand-deep:#0C332C;
  --brand-soft:#E6EFEA;
  --accent:#C2603C;
  --bg:#FAF7F1;
  --surface:#FFFFFF;
  --ink:#1B1F1D;
  --ink-2:#3E4643;
  --muted:#7A807C;
  --line:#E4DED2;
  --r-sm:6px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(27,31,29,.04);
  --shadow-2:0 10px 28px -14px rgba(27,31,29,.22);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s cubic-bezier(.2,.7,.3,1);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-pill);border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;transition:background .18s cubic-bezier(.2,.7,.3,1),color .18s,transform .18s,border-color .18s,box-shadow .18s;white-space:nowrap;}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:0 8px 20px -12px rgba(12,51,44,.7);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-1px);}
.btn-light{background:#F5F1E7;color:var(--brand-deep);}
.btn-light:hover{background:#fff;transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--accent);}
.link-arrow svg{transition:transform .2s cubic-bezier(.2,.7,.3,1);}
.link-arrow:hover svg{transform:translateX(4px);}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(250,247,241,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:box-shadow .22s ease;}
.site-header.scrolled{box-shadow:0 8px 22px -18px rgba(27,31,29,.6);}
.header-inner{display:flex;align-items:center;gap:28px;height:76px;transition:height .22s ease;}
.site-header.scrolled .header-inner{height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.02em;flex-shrink:0;}
.logo-mark{position:relative;width:26px;height:26px;border:1.5px solid var(--brand);border-radius:7px;flex-shrink:0;}
.logo-mark::after{content:"";position:absolute;inset:6px;background:var(--accent);border-radius:2px;}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:14px;}
.nav-links a{position:relative;font-size:15px;color:var(--ink-2);padding:6px 0;white-space:nowrap;transition:color .18s ease;}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .2s cubic-bezier(.2,.7,.3,1);}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-links a.active::after{transform:scaleX(1);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:18px;}
.header-sub{font-size:14px;color:var(--ink-2);}
.header-sub:hover{color:var(--brand);}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:transparent;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;transition:background .18s,border-color .18s;}
.nav-toggle span{display:block;width:18px;height:1.8px;background:var(--ink);border-radius:2px;transition:transform .22s ease,opacity .22s ease;}
.nav-toggle:hover{background:var(--brand-soft);border-color:var(--brand);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.8px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.8px) rotate(-45deg);}
.mobile-drawer{position:fixed;left:0;right:0;top:76px;bottom:0;z-index:75;background:var(--bg);border-top:1px solid var(--line);padding:20px 24px 32px;display:none;overflow-y:auto;}
.mobile-drawer.open{display:block;animation:drawerIn .22s ease;}
@keyframes drawerIn{from{opacity:0;transform:translateY(-8px);}to{opacity:1;transform:translateY(0);}}
.drawer-links{display:flex;flex-direction:column;}
.drawer-links a{display:flex;align-items:center;height:52px;font-size:17px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.drawer-links a.active{color:var(--brand);font-weight:600;}
.drawer-cta{width:100%;margin-top:24px;}

/* ============ 主体 ============ */
.article-main{padding:36px 0 96px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-bottom:34px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#C9C2B4;}
.breadcrumb .current{color:var(--ink-2);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.article-head{max-width:820px;margin:0 auto;padding-bottom:30px;border-bottom:1px solid var(--line);}
.badge{display:inline-flex;align-items:center;height:27px;padding:0 13px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--brand-soft);color:var(--brand);font-size:13px;font-weight:500;line-height:1;}
.article-title{font-family:var(--serif);font-size:clamp(28px,3.6vw,42px);line-height:1.3;margin:20px 0 20px;letter-spacing:-.01em;word-break:break-word;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:14px;color:var(--muted);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C9C2B4;display:inline-block;}

.article-body{max-width:820px;margin:0 auto;padding:40px 0 0;font-size:17px;line-height:1.95;color:var(--ink-2);word-break:break-word;}
.article-body > :first-child{margin-top:0;}
.article-body p{margin:0 0 1.5em;}
.article-body h2{font-family:var(--serif);font-size:26px;line-height:1.45;color:var(--ink);margin:2.2em 0 .9em;padding-left:12px;border-left:4px solid var(--accent);}
.article-body h3{font-family:var(--serif);font-size:20px;line-height:1.6;color:var(--ink);margin:1.8em 0 .7em;}
.article-body h4{font-size:17px;color:var(--ink);margin:1.6em 0 .6em;}
.article-body ul,.article-body ol{margin:0 0 1.5em;padding-left:1.4em;}
.article-body ul li{list-style:disc;margin-bottom:.6em;}
.article-body ol li{list-style:decimal;margin-bottom:.6em;}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(18,67,58,.35);}
.article-body a:hover{color:var(--accent);text-decoration-color:var(--accent);}
.article-body blockquote{margin:1.8em 0;padding:18px 22px;background:var(--brand-soft);border-left:3px solid var(--brand);border-radius:var(--r-sm);color:var(--ink-2);font-size:16px;}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{max-width:100%;height:auto;margin:1.8em auto;border-radius:var(--r-md);border:1px solid var(--line);}
.article-body figure{margin:1.8em 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--muted);margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:1.8em 0;font-size:15px;line-height:1.8;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top;}
.article-body th{background:var(--brand-soft);color:var(--ink);font-weight:600;}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2.2em 0;}
.article-body strong{color:var(--ink);}

.article-foot{max-width:820px;margin:52px auto 0;padding-top:28px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;}
.share-box{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted);}
.share-box a{display:inline-flex;align-items:center;justify-content:center;height:34px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-pill);font-size:13px;color:var(--ink-2);background:var(--surface);transition:all .18s;}
.share-box a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}

.empty-state{max-width:640px;margin:40px auto;padding:56px 32px;text-align:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);}
.empty-state h1{font-family:var(--serif);font-size:30px;color:var(--ink);margin-bottom:14px;}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:26px;}

/* ============ 相关推荐 ============ */
.related{padding:78px 0 0;border-top:1px solid var(--line);margin-top:76px;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;}
.section-head h2{font-family:var(--serif);font-size:clamp(24px,2.6vw,32px);color:var(--ink);}
.section-head p{font-size:15px;color:var(--muted);margin-top:8px;}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .2s cubic-bezier(.2,.7,.3,1),box-shadow .2s,border-color .2s;}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#D6CEBD;}
.card-thumb{width:100%;aspect-ratio:16/10;object-fit:cover;background:#EFEAE1;}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-family:var(--serif);font-size:18px;line-height:1.55;color:var(--ink);}
.card-body p{font-size:14px;color:var(--muted);line-height:1.8;}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:10px;font-size:13px;color:var(--muted);}

/* ============ CTA ============ */
.cta-wrap{padding:88px 0 96px;}
.cta-band{background:var(--brand);color:#F1F5F2;border-radius:var(--r-lg);padding:56px;display:flex;align-items:center;justify-content:space-between;gap:36px;box-shadow:0 24px 48px -34px rgba(12,51,44,.9);}
.cta-band h2{font-family:var(--serif);font-size:clamp(24px,2.8vw,34px);line-height:1.35;max-width:20ch;}
.cta-band p{font-size:15px;color:#BFD2C9;margin-top:14px;max-width:46ch;line-height:1.85;}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px;flex-shrink:0;}
.cta-actions .link-arrow{color:#EBB79E;}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-deep);color:#DCE5DF;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1.2fr;gap:44px;padding-bottom:48px;}
.footer-brand .logo{color:#FAF7F1;}
.footer-brand .logo-mark{border-color:#9EBAB0;}
.footer-desc{font-size:14px;line-height:1.85;color:#A9BAB2;margin-top:18px;max-width:300px;}
.footer-license{font-size:13px;color:#8AA097;margin-top:14px;}
.footer-col h4{font-size:15px;color:#FAF7F1;margin-bottom:18px;font-weight:600;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li:last-child{margin-bottom:0;}
.footer-col a{font-size:14px;color:#A9BAB2;}
.footer-col a:hover{color:#FFFFFF;}
.footer-form .field{margin-bottom:12px;}
.footer-form label{display:block;font-size:13px;color:#A9BAB2;margin-bottom:6px;}
.footer-form input,.footer-form textarea{width:100%;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);color:#F3F6F4;border-radius:8px;font-size:14px;font-family:inherit;transition:border-color .18s,box-shadow .18s,background .18s;}
.footer-form input{height:44px;padding:0 14px;}
.footer-form textarea{min-height:78px;padding:12px 14px;resize:vertical;line-height:1.7;}
.footer-form input::placeholder,.footer-form textarea::placeholder{color:#7E968D;}
.footer-form input:focus,.footer-form textarea:focus{outline:none;border-color:var(--accent);background:rgba(255,255,255,.1);box-shadow:0 0 0 2px rgba(194,96,60,.32);}
.footer-form .btn-primary{width:100%;height:44px;margin-top:6px;background:#EDE6D9;color:var(--brand-deep);}
.footer-form .btn-primary:hover{background:#FFFFFF;color:var(--brand-deep);}
.form-tip{font-size:13px;line-height:1.7;margin-top:10px;min-height:18px;color:#8AA097;}
.form-tip.is-error{color:#EBB79E;}
.form-tip.is-ok{color:#A8D6BF;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;font-size:13px;color:#8AA097;}
.footer-bottom-links{display:flex;flex-wrap:wrap;gap:20px;}
.footer-bottom-links a{color:#8AA097;}
.footer-bottom-links a:hover{color:#FFFFFF;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{padding:0 28px;}
  .nav-links{gap:20px;}
  .footer-grid{grid-template-columns:1.2fr .8fr .8fr;gap:36px;}
  .footer-form-col{grid-column:1 / -1;}
}
@media (max-width:900px){
  .nav-links{display:none;}
  .header-actions .btn{display:none;}
  .header-actions .header-sub{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:68px;gap:16px;}
  .site-header.scrolled .header-inner{height:64px;}
  .mobile-drawer{top:68px;}
  .article-main{padding:26px 0 72px;}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .cta-actions{width:100%;flex-direction:row;display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
  .related{padding-top:56px;margin-top:56px;}
  .cta-wrap{padding:64px 0 72px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:560px){
  .container{padding:0 20px;}
  body{font-size:16px;}
  .header-inner{height:62px;}
  .mobile-drawer{top:62px;padding:16px 20px 28px;}
  .logo{font-size:17px;}
  .article-title{margin:16px 0 16px;}
  .article-body{font-size:16px;line-height:1.9;padding-top:32px;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:19px;}
  .grid-3{grid-template-columns:1fr;}
  .btn{width:100%;}
  .article-foot .btn{width:auto;}
  .cta-band{padding:32px 22px;border-radius:16px;}
  .cta-actions{flex-direction:column;align-items:stretch;gap:14px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:36px;}
  .site-footer{padding-top:56px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .breadcrumb .current{max-width:100%;white-space:normal;}
}

/* roulang page: category1 */
:root{
  --brand:#12433A;
  --brand-deep:#0C332C;
  --brand-soft:#E6EFEA;
  --accent:#C2603C;
  --bg:#FAF7F1;
  --surface:#FFFFFF;
  --ink:#1B1F1D;
  --ink-2:#3E4643;
  --muted:#7A807C;
  --line:#E4DED2;
  --r-sm:6px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(27,31,29,.04);
  --shadow-2:0 10px 28px -14px rgba(27,31,29,.22);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:700;color:var(--ink);line-height:1.32;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-sm);
  border:1px solid transparent;font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;white-space:nowrap;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-primary{background:var(--brand);color:#FBF9F4;box-shadow:0 1px 2px rgba(27,31,29,.06);}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:0 8px 20px -12px rgba(12,51,44,.6);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{background:#F3F0E8;color:var(--brand-deep);}
.btn-light:hover{background:#FBF9F4;transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);border:1px solid var(--line);background:var(--surface);
  color:var(--ink-2);font-size:13px;line-height:1;letter-spacing:.02em;
}
.badge-soft{background:var(--brand-soft);border-color:transparent;color:var(--brand);font-weight:600;}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(250,247,241,.92);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease);
}
.header-inner{display:flex;align-items:center;gap:28px;height:76px;transition:height .2s var(--ease);}
.site-header.is-scrolled{box-shadow:0 8px 22px -18px rgba(27,31,29,.55);}
.site-header.is-scrolled .header-inner{height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:700;font-size:19px;color:var(--brand);letter-spacing:.01em;}
.logo-mark{position:relative;width:24px;height:24px;border:1.5px solid var(--brand);border-radius:5px;flex:none;}
.logo-mark::before{content:"";position:absolute;inset:5px;border:1.5px solid var(--accent);border-radius:2px;}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:auto;}
.nav-links a{position:relative;padding:6px 0;font-size:15px;color:var(--ink-2);transition:color .18s var(--ease);}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .18s var(--ease);
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1);}
.nav-links a.active{color:var(--ink);font-weight:600;}
.header-actions{display:flex;align-items:center;gap:18px;}
.header-link{font-size:14.5px;color:var(--ink-2);border-bottom:1px solid transparent;transition:color .18s var(--ease),border-color .18s var(--ease);}
.header-link:hover{color:var(--brand);border-color:var(--brand);}
.nav-toggle{
  display:none;width:44px;height:44px;padding:0;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--surface);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--ink);transition:transform .2s var(--ease),opacity .2s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:55;display:flex;flex-direction:column;
  padding:96px 20px 32px;background:var(--bg);
  transform:translateY(-100%);visibility:hidden;
  transition:transform .28s var(--ease),visibility .28s var(--ease);
}
.drawer.is-open{transform:translateY(0);visibility:visible;}
.drawer-nav a{display:flex;align-items:center;height:52px;font-size:17px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.drawer-nav a.active{color:var(--brand);font-weight:600;}
.drawer-cta{margin-top:24px;width:100%;}

/* 页面首屏 */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.page-hero::before{content:"";position:absolute;inset:0;background:url(/assets/images/backpic/back-1.webp) center/cover no-repeat;}
.page-hero::after{content:"";position:absolute;inset:0;background:rgba(250,247,241,.93);}
.hero-inner{position:relative;z-index:1;max-width:880px;padding:52px 0 64px;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--muted);margin-bottom:24px;}
.breadcrumb a{transition:color .18s var(--ease);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .crumb-sep{color:#C9C2B3;}
.breadcrumb [aria-current]{color:var(--ink-2);}
.page-hero h1{font-size:clamp(32px,4vw,48px);line-height:1.2;letter-spacing:-.01em;margin:16px 0 18px;}
.hero-lead{font-size:17px;line-height:1.9;color:var(--ink-2);max-width:720px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:26px;font-size:14px;color:var(--muted);}
.hero-meta li{position:relative;padding-left:16px;}
.hero-meta li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--accent);}

/* 数据条 */
.stats-band{background:var(--surface);border-bottom:1px solid var(--line);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:30px 28px;border-left:1px solid var(--line);}
.stat:first-child{border-left:none;padding-left:0;}
.stat-num{font-family:var(--serif);font-size:30px;line-height:1.2;color:var(--brand);}
.stat-num small{font-family:var(--sans);font-size:14px;color:var(--muted);margin-left:4px;font-weight:400;}
.stat-label{margin-top:6px;font-size:13.5px;color:var(--muted);}

/* 导览主体 */
.guide-wrap{padding:72px 0 88px;}
.guide-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:64px;align-items:start;}
.guide-toc{position:sticky;top:104px;}
.toc-title{font-size:12.5px;letter-spacing:.16em;color:var(--muted);margin-bottom:14px;}
.toc-list a{
  display:block;padding:9px 0 9px 16px;border-left:2px solid var(--line);
  font-size:14.5px;color:var(--ink-2);
  transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);
}
.toc-list a:hover{color:var(--brand);border-color:#CFC8B8;}
.toc-list a.is-current{color:var(--brand);border-color:var(--accent);font-weight:600;}

.guide-block{padding-bottom:52px;margin-bottom:52px;border-bottom:1px solid var(--line);scroll-margin-top:110px;}
.guide-block:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0;}
.block-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;}
.block-index{font-family:var(--serif);font-size:14px;letter-spacing:.08em;color:var(--accent);}
.guide-block h3{font-size:clamp(21px,2vw,25px);line-height:1.45;}
.block-desc{margin:12px 0 24px;font-size:16px;line-height:1.9;color:var(--ink-2);max-width:660px;}
.block-body{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start;}
.point-list li{
  position:relative;padding:13px 0 13px 26px;border-top:1px solid var(--line);
  font-size:15.5px;line-height:1.85;color:var(--ink-2);
}
.point-list li::before{
  content:"";position:absolute;left:2px;top:22px;width:7px;height:7px;border-radius:2px;
  background:var(--brand-soft);border:1px solid var(--brand);
}
.point-list li:last-child{border-bottom:1px solid var(--line);}
.point-list strong{color:var(--ink);font-weight:600;}
.block-media{margin:0;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:#EFEAE0;box-shadow:var(--shadow-1);}
.block-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.block-media figcaption{padding:10px 14px;font-size:13px;line-height:1.7;color:var(--muted);background:var(--surface);border-top:1px solid var(--line);}

/* 板块标题 */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,2.6vw,32px);line-height:1.36;}
.section-note{max-width:420px;font-size:14.5px;color:var(--muted);line-height:1.85;}

/* 对照清单 */
.compare-section{padding:0 0 88px;}
.compare-list{border-top:1px solid var(--line);}
.compare-row{
  display:grid;grid-template-columns:1.15fr 1fr 22px;gap:24px;align-items:center;
  padding:20px 16px;border-bottom:1px solid var(--line);
  transition:background-color .18s var(--ease);
}
.compare-row:hover{background:#F3EEE4;}
.compare-situation{font-size:15.5px;font-weight:600;color:var(--ink);}
.compare-entry{font-size:15px;color:var(--brand);}
.compare-arrow{color:var(--accent);font-size:16px;line-height:1;transition:transform .18s var(--ease);}
.compare-row:hover .compare-arrow{transform:translateX(4px);}

/* FAQ */
.faq-section{padding:0 0 88px;}
.faq-list{max-width:880px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 4px;border:none;background:none;cursor:pointer;text-align:left;
  font-family:var(--sans);font-size:17px;font-weight:600;color:var(--ink);line-height:1.7;
  transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:none;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;
  border:1px solid var(--line);color:var(--brand);font-size:12px;line-height:1;
  transition:transform .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--brand-soft);border-color:transparent;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease);}
.faq-item.is-open .faq-a{max-height:360px;}
.faq-a p{padding:0 4px 22px;font-size:15px;line-height:1.9;color:var(--ink-2);}

/* 下一步阅读 */
.next-section{padding:0 0 96px;}
.next-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.next-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.next-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D8D1C2;}
.next-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#EFEAE0;}
.next-card-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1;}
.next-card h3{font-size:18px;margin-bottom:8px;}
.next-card p{font-size:14.5px;line-height:1.8;color:var(--muted);}
.next-link{margin-top:auto;padding-top:16px;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--accent);}
.next-link span{transition:transform .18s var(--ease);}
.next-card:hover .next-link span{transform:translateX(4px);}

/* 结尾 CTA */
.cta-band{padding:0 0 96px;}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:48px;
  padding:56px;border-radius:var(--r-lg);background:var(--brand);color:#F3F0E8;
}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);line-height:1.4;color:#FBF9F4;max-width:520px;}
.cta-inner p{margin-top:12px;font-size:15px;line-height:1.85;color:rgba(251,249,244,.78);max-width:520px;}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px;flex:none;}
.cta-link{font-size:14.5px;color:#F3F0E8;border-bottom:1px solid rgba(243,240,232,.45);padding-bottom:2px;transition:color .18s var(--ease),border-color .18s var(--ease);}
.cta-link:hover{color:#FFFFFF;border-color:#FFFFFF;}

/* 页脚 */
.site-footer{background:#0C332C;color:#E7E3D8;padding:72px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.5fr;gap:44px;}
.site-footer .logo{color:#F3F0E8;font-size:18px;}
.site-footer .logo-mark{width:22px;height:22px;border-color:rgba(243,240,232,.55);}
.footer-desc{margin-top:16px;max-width:290px;font-size:14px;line-height:1.85;color:rgba(231,227,216,.72);}
.footer-license{margin-top:12px;font-size:13px;color:rgba(231,227,216,.55);}
.footer-col h4{font-family:var(--sans);font-size:14px;font-weight:600;color:#F3F0E8;margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:rgba(231,227,216,.72);transition:color .18s var(--ease);}
.footer-col a:hover{color:#FBF9F4;}
.footer-form{display:grid;gap:12px;}
.field{display:grid;gap:6px;}
.field label{font-size:13px;color:rgba(231,227,216,.65);}
.field input,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  border:1px solid rgba(231,227,216,.24);background:rgba(250,247,241,.06);
  color:#F3F0E8;font-size:14px;line-height:1.7;
  transition:border-color .18s var(--ease),background-color .18s var(--ease);
}
.field input{height:46px;}
.field textarea{min-height:88px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:rgba(231,227,216,.42);}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);background:rgba(250,247,241,.11);}
.footer-form .btn-primary{background:#F3F0E8;color:#0C332C;}
.footer-form .btn-primary:hover{background:#FBF9F4;}
.form-tip{min-height:18px;font-size:13px;color:rgba(231,227,216,.7);}
.form-tip.is-error{color:#E8A98D;}
.form-tip.is-ok{color:#A9C7B6;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:56px;padding-top:22px;border-top:1px solid rgba(231,227,216,.16);
  font-size:13px;color:rgba(231,227,216,.55);
}
.footer-bottom-links{display:flex;gap:20px;}
.footer-bottom-links a{transition:color .18s var(--ease);}
.footer-bottom-links a:hover{color:#F3F0E8;}

/* 响应式 */
@media (max-width:1199px){
  .guide-layout{grid-template-columns:200px minmax(0,1fr);gap:40px;}
  .block-body{grid-template-columns:minmax(0,1fr) 260px;gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:38px;}
  .cta-inner{padding:44px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-links{gap:18px;}
  .nav-links a{font-size:14.5px;}
  .header-link{display:none;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(3){border-left:none;padding-left:0;}
  .stat{padding:24px 20px;}
  .next-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:900px){
  .nav-links{display:none;}
  .header-actions .btn{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{height:68px;}
  .site-header.is-scrolled .header-inner{height:60px;}
  .guide-layout{grid-template-columns:1fr;gap:32px;}
  .guide-toc{position:static;top:auto;padding-bottom:8px;border-bottom:1px solid var(--line);}
  .toc-title{margin-bottom:10px;}
  .toc-list{display:flex;gap:10px;overflow-x:auto;padding-bottom:10px;-webkit-overflow-scrolling:touch;}
  .toc-list li{flex:none;}
  .toc-list a{
    padding:8px 16px;border:1px solid var(--line);border-left-width:1px;border-radius:var(--r-pill);
    white-space:nowrap;font-size:14px;background:var(--surface);
  }
  .toc-list a.is-current{background:var(--brand-soft);border-color:transparent;color:var(--brand);}
  .block-body{grid-template-columns:1fr;}
  .block-media img{aspect-ratio:16/9;}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:28px;padding:36px 28px;}
  .cta-actions{width:100%;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .hero-inner{padding:40px 0 52px;}
}
@media (max-width:768px){
  .footer-grid{grid-template-columns:1fr;gap:34px;}
  .footer-desc{max-width:none;}
  .next-grid{grid-template-columns:1fr;}
  .compare-row{grid-template-columns:1fr 22px;gap:8px 16px;padding:18px 12px;}
  .compare-situation{grid-column:1 / -1;}
  .compare-entry{grid-column:1;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .section-head{align-items:flex-start;flex-direction:column;gap:14px;}
}
@media (max-width:560px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .page-hero h1{font-size:30px;}
  .hero-lead{font-size:16px;}
  .stat{padding:20px 16px;}
  .stat-num{font-size:26px;}
  .guide-wrap{padding:52px 0 64px;}
  .guide-block{padding-bottom:40px;margin-bottom:40px;}
  .compare-section,.faq-section,.next-section,.cta-band{padding-bottom:64px;}
  .cta-inner{padding:28px 20px;border-radius:var(--r-md);}
  .faq-q{font-size:16px;padding:18px 2px;}
  .logo{font-size:17px;}
  .site-footer{padding:56px 0 24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
}

/* roulang page: category2 */
:root{
  --brand:#12433A;
  --brand-deep:#0C332C;
  --brand-soft:#E6EFEA;
  --accent:#C2603C;
  --bg:#FAF7F1;
  --surface:#FFFFFF;
  --ink:#1B1F1D;
  --ink-2:#3E4643;
  --muted:#7A807C;
  --line:#E4DED2;
  --r-sm:6px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-card:0 1px 2px rgba(27,31,29,.04);
  --shadow-hover:0 10px 28px -14px rgba(27,31,29,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:700;line-height:1.32;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
input,textarea,button{font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section + .section{border-top:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--brand);
  font-family:var(--sans);font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:clamp(26px,3vw,38px);margin:14px 0 16px}
.section-head p{color:var(--ink-2);font-size:16px;line-height:1.9}

/* ========== Header ========== */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(250,247,241,.92);
  backdrop-filter:saturate(160%) blur(12px);
  -webkit-backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease);
}
.site-header.scrolled{box-shadow:0 6px 20px -16px rgba(27,31,29,.4)}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:76px;transition:height .22s var(--ease);
}
.site-header.scrolled .header-inner{height:64px}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:700;font-size:19px;letter-spacing:.01em;color:var(--ink)}
.logo-mark{
  width:26px;height:26px;border:1.5px solid var(--brand);border-radius:4px;
  position:relative;flex:none;
}
.logo-mark::after{
  content:"";position:absolute;inset:6px;background:var(--accent);border-radius:2px;
}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;padding:9px 14px;font-size:15px;color:var(--ink-2);
  border-radius:var(--r-sm);transition:color .18s var(--ease),background .18s var(--ease);
}
.nav-links a:hover{color:var(--brand);background:rgba(18,67,58,.05)}
.nav-links a.active{color:var(--brand);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:16px}
.link-quiet{font-size:14px;color:var(--ink-2);transition:color .18s var(--ease)}
.link-quiet:hover{color:var(--brand)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);
  background:var(--surface);border-radius:var(--r-sm);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:1.6px;background:var(--ink);transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:8px;border:1px solid transparent;
  font-weight:600;font-size:15px;line-height:1;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--brand);color:#F7F4EE}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-outline:hover{background:var(--brand-soft);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(0)}
.btn-pill{border-radius:var(--r-pill);height:42px;padding:0 20px;font-size:14px}
.btn-light{background:#F7F4EE;color:var(--brand-deep)}
.btn-light:hover{background:#FFFFFF;transform:translateY(-1px)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-weight:600;font-size:15px}
.link-arrow svg{transition:transform .2s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}

/* Mobile drawer */
.mobile-drawer{
  position:fixed;inset:0;z-index:110;background:var(--bg);
  padding:88px 24px 32px;display:none;flex-direction:column;gap:4px;
  overflow-y:auto;
}
.mobile-drawer.open{display:flex}
.mobile-drawer a.drawer-link{
  display:flex;align-items:center;height:52px;font-size:17px;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a.drawer-link.active{color:var(--brand);font-weight:600}
.mobile-drawer .btn{width:100%;margin-top:20px}
body.no-scroll{overflow:hidden}

/* ========== Breadcrumb ========== */
.crumb{padding:26px 0 0;font-size:14px;color:var(--muted)}
.crumb ol{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumb li:not(:last-child)::after{content:"/";margin-left:8px;color:var(--line)}
.crumb a{color:var(--muted);transition:color .18s var(--ease)}
.crumb a:hover{color:var(--brand)}
.crumb li[aria-current]{color:var(--ink-2)}

/* ========== Hero ========== */
.hero{padding:36px 0 76px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(34px,4.4vw,54px);line-height:1.18;margin:18px 0 20px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-lead{font-size:17px;color:var(--ink-2);max-width:34em}
.hero-lead + .hero-lead{margin-top:14px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-note{margin-top:20px;font-size:13.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:18px}
.hero-note span{display:inline-flex;align-items:center;gap:7px}
.dot{width:6px;height:6px;border-radius:50%;background:var(--accent);flex:none}
.hero-figure{position:relative}
.hero-figure img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid var(--line);box-shadow:0 18px 40px -30px rgba(27,31,29,.5);
}
.hero-figure figcaption{
  margin-top:14px;font-size:13px;color:var(--muted);text-align:right;
}
.hero-figure .figure-tag{
  position:absolute;left:18px;bottom:-16px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);
  padding:9px 16px;font-size:13px;color:var(--ink-2);box-shadow:var(--shadow-card);
}

/* ========== Stats strip ========== */
.strip{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.strip-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.strip-item{padding:34px 26px;border-left:1px solid var(--line)}
.strip-item:first-child{border-left:none;padding-left:0}
.strip-item strong{
  display:block;font-family:var(--serif);font-size:34px;line-height:1.1;color:var(--brand);font-weight:700;
}
.strip-item span{display:block;margin-top:8px;font-size:13.5px;color:var(--muted)}

/* ========== Point cards ========== */
.points-wrap{padding-bottom:32px}
.point-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.point-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);padding:30px 28px 28px;
  box-shadow:var(--shadow-card);
  transition:box-shadow .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease);
}
.point-card:nth-child(even){transform:translateY(28px)}
.point-card:hover{box-shadow:var(--shadow-hover);border-color:#D8D1C2;transform:translateY(-2px)}
.point-card:nth-child(even):hover{transform:translateY(26px)}
.point-num{
  font-family:var(--serif);font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.08em;
  display:inline-block;margin-bottom:14px;
}
.point-card h3{font-size:21px;line-height:1.5;margin-bottom:12px}
.point-card p{font-size:15.5px;color:var(--ink-2);line-height:1.9}
.point-card ul{margin-top:16px;border-top:1px solid var(--line);padding-top:14px}
.point-card li{
  position:relative;padding-left:18px;font-size:14.5px;color:var(--muted);line-height:1.9;
}
.point-card li + li{margin-top:6px}
.point-card li::before{
  content:"";position:absolute;left:0;top:12px;width:6px;height:1.5px;background:var(--brand);
}

/* ========== Compare ========== */
.compare{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.compare-list{margin-top:8px;border-top:1px solid var(--line)}
.compare-row{
  display:grid;grid-template-columns:1.1fr 44px 1fr;gap:20px;align-items:center;
  padding:22px 4px;border-bottom:1px solid var(--line);
  transition:background .18s var(--ease);
}
.compare-row:hover{background:rgba(18,67,58,.035)}
.compare-old{font-size:15.5px;color:var(--muted);line-height:1.8}
.compare-arrow{display:flex;justify-content:center;color:var(--accent)}
.compare-new{font-size:15.5px;color:var(--ink);line-height:1.8;font-weight:500}
.compare-new b{color:var(--brand);font-weight:600}

/* ========== Steps ========== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.step{position:relative;padding:34px 26px 8px 0;border-right:1px solid var(--line)}
.step:last-child{border-right:none;padding-right:0}
.step::before{
  content:"";position:absolute;top:-5px;left:0;width:9px;height:9px;border-radius:50%;
  background:var(--accent);
}
.step-idx{font-family:var(--serif);font-size:13px;color:var(--muted);letter-spacing:.1em}
.step h3{font-size:19px;margin:10px 0 10px}
.step p{font-size:14.5px;color:var(--ink-2);line-height:1.85}

/* ========== FAQ ========== */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-trigger{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:transparent;border:none;padding:24px 4px;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink);font-family:var(--sans);line-height:1.6;
  transition:color .18s var(--ease);
}
.faq-trigger:hover{color:var(--brand)}
.faq-trigger .chev{
  flex:none;width:26px;height:26px;border:1px solid var(--line);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.faq-trigger .chev svg{width:11px;height:11px;stroke:var(--ink-2)}
.faq-trigger[aria-expanded="true"]{color:var(--brand)}
.faq-trigger[aria-expanded="true"] .chev{transform:rotate(180deg);border-color:var(--brand);background:var(--brand-soft)}
.faq-panel{
  max-height:0;overflow:hidden;
  transition:max-height .28s var(--ease),opacity .22s var(--ease);
  opacity:0;
}
.faq-panel.open{opacity:1}
.faq-panel p{
  padding:0 4px 26px;font-size:15.5px;line-height:1.95;color:var(--ink-2);max-width:70ch;
}

/* ========== CTA band ========== */
.cta-band{
  background:var(--brand);color:#F7F4EE;border-radius:var(--r-lg);
  padding:48px 56px;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band h2{color:#F7F4EE;font-size:clamp(22px,2.4vw,30px);line-height:1.4}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(247,244,238,.78);max-width:44ch}
.cta-actions{display:flex;align-items:center;gap:20px;flex:none}
.cta-actions .link-arrow{color:#F0C9B6}
.cta-actions .link-arrow:hover{color:#FFFFFF}

/* ========== Footer ========== */
.site-footer{background:#0C332C;color:#EFEAE1;margin-top:0;padding:76px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:48px}
.footer-brand .logo{color:#F7F4EE;font-size:19px}
.footer-brand .logo-mark{border-color:#F7F4EE}
.footer-brand .logo-mark::after{background:var(--accent)}
.footer-desc{margin-top:18px;font-size:14.5px;line-height:1.9;color:rgba(239,234,225,.72);max-width:30ch}
.footer-license{margin-top:16px;font-size:13px;color:rgba(239,234,225,.5)}
.footer-col h4{
  font-family:var(--sans);font-size:15px;font-weight:600;color:#F7F4EE;margin-bottom:18px;letter-spacing:.02em;
}
.footer-col ul li + li{margin-top:11px}
.footer-col a{font-size:14.5px;color:rgba(239,234,225,.72);transition:color .18s var(--ease)}
.footer-col a:hover{color:#FFFFFF}
.footer-form .field{margin-bottom:12px}
.footer-form label{display:block;font-size:13px;color:rgba(239,234,225,.6);margin-bottom:6px}
.footer-form input,.footer-form textarea{
  width:100%;height:44px;padding:0 14px;border-radius:8px;
  background:rgba(255,255,255,.06);border:1px solid rgba(239,234,225,.22);
  color:#F7F4EE;font-size:14.5px;transition:border-color .18s var(--ease),background .18s var(--ease);
}
.footer-form textarea{height:84px;padding:12px 14px;resize:vertical;line-height:1.7}
.footer-form input::placeholder,.footer-form textarea::placeholder{color:rgba(239,234,225,.38)}
.footer-form input:focus,.footer-form textarea:focus{
  outline:none;border-color:var(--accent);background:rgba(255,255,255,.1);
  box-shadow:0 0 0 2px rgba(194,96,60,.28);
}
.footer-form .btn{width:100%;margin-top:6px;background:#F7F4EE;color:#0C332C;height:46px}
.footer-form .btn:hover{background:#FFFFFF}
.form-tip{margin-top:10px;font-size:13px;color:#F0C9B6;min-height:18px}
.footer-bottom{
  margin-top:64px;border-top:1px solid rgba(239,234,225,.15);
  padding:24px 0 32px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  font-size:13.5px;color:rgba(239,234,225,.55);flex-wrap:wrap;
}
.footer-bottom-links{display:flex;gap:22px}
.footer-bottom-links a{color:rgba(239,234,225,.6);transition:color .18s var(--ease)}
.footer-bottom-links a:hover{color:#FFFFFF}

/* ========== Responsive ========== */
@media (max-width:1199px){
  .container{padding:0 26px}
  .hero-grid{gap:40px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px}
  .footer-form-col{grid-column:1 / -1;max-width:520px}
}
@media (max-width:1024px){
  .section{padding:72px 0}
  .strip-inner{grid-template-columns:repeat(2,1fr)}
  .strip-item{border-left:1px solid var(--line);padding:26px 22px}
  .strip-item:nth-child(odd){border-left:none;padding-left:0}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step{border-right:none;border-bottom:1px solid var(--line);padding:30px 20px 24px 0}
  .step:nth-child(even){padding-right:0}
  .step:last-child{border-bottom:none}
  .cta-band{padding:40px 36px}
}
@media (max-width:900px){
  .nav-links,.header-actions .link-quiet{display:none}
  .nav-toggle{display:flex}
  .header-actions{gap:12px}
  .hero{padding:24px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-figure img{aspect-ratio:16/10;max-height:260px}
  .hero-figure figcaption{text-align:left}
  .hero-figure .figure-tag{position:static;display:inline-block;margin-top:14px}
  .point-grid{grid-template-columns:1fr;gap:18px}
  .point-card:nth-child(even){transform:none}
  .point-card:nth-child(even):hover{transform:translateY(-2px)}
  .points-wrap{padding-bottom:0}
  .compare-row{grid-template-columns:1fr;gap:10px;padding:20px 0}
  .compare-arrow{justify-content:flex-start;transform:rotate(90deg)}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 26px}
  .cta-actions{width:100%;flex-direction:column;align-items:stretch;gap:14px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:560px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .header-inner{height:64px}
  .site-header.scrolled .header-inner{height:58px}
  .hero h1{font-size:30px;line-height:1.24}
  .hero-lead,.section-head p{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .strip-inner{grid-template-columns:1fr}
  .strip-item{border-left:none;padding:22px 0}
  .strip-item strong{font-size:28px}
  .steps{grid-template-columns:1fr}
  .point-card{padding:24px 20px}
  .faq-trigger{font-size:16px;padding:20px 2px}
  .faq-panel p{font-size:15px}
  .cta-band{padding:30px 20px;border-radius:var(--r-md)}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:14px}
}

/* roulang page: category3 */
:root{
  --brand:#12433A;
  --brand-deep:#0C332C;
  --brand-soft:#E6EFEA;
  --accent:#C2603C;
  --bg:#FAF7F1;
  --surface:#FFFFFF;
  --ink:#1B1F1D;
  --ink-2:#3E4643;
  --muted:#7A807C;
  --line:#E4DED2;
  --r-sm:6px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(27,31,29,.04);
  --shadow-2:0 10px 28px -14px rgba(27,31,29,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--brand-deep)}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink);margin:0;font-weight:700;letter-spacing:.01em}
h1{font-size:clamp(30px,4.2vw,52px);line-height:1.2}
h2{font-size:clamp(24px,2.8vw,36px);line-height:1.34}
h3{font-size:20px;line-height:1.5}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:96px 0;border-top:1px solid var(--line)}
.section:first-of-type{border-top:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;color:var(--accent);
  text-transform:uppercase;font-weight:600;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent)}
.lead{color:var(--ink-2);font-size:17px;line-height:1.9;max-width:760px}
.muted{color:var(--muted)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(250,247,241,.92);
  backdrop-filter:saturate(150%) blur(10px);
  -webkit-backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease);
}
.site-header.scrolled{box-shadow:0 8px 24px -20px rgba(27,31,29,.5)}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:76px;transition:height .22s var(--ease);
}
.site-header.scrolled .header-inner{height:64px}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink);
  letter-spacing:.02em;white-space:nowrap;
}
.logo:hover{color:var(--brand)}
.logo-mark{
  width:26px;height:26px;border:1.5px solid var(--brand);border-radius:5px;
  position:relative;flex:none;
}
.logo-mark::after{
  content:"";position:absolute;inset:6px;border-top:1.5px solid var(--accent);
  border-bottom:1.5px solid var(--accent);
}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{
  position:relative;font-size:15.5px;color:var(--ink-2);padding:6px 0;
  transition:color .18s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .18s var(--ease);
}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--ink);font-weight:600}
.header-actions{display:flex;align-items:center;gap:16px}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14.5px;color:var(--accent);
  font-weight:600;
}
.link-arrow i{transition:transform .18s var(--ease);font-style:normal}
.link-arrow:hover i{transform:translateX(4px)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);
  background:var(--surface);border-radius:var(--r-sm);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:1.6px;background:var(--ink);transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}
.mobile-drawer{
  display:none;position:fixed;left:0;right:0;top:76px;bottom:0;z-index:79;
  background:var(--bg);border-top:1px solid var(--line);
  padding:16px 24px 32px;overflow-y:auto;
}
.mobile-drawer.open{display:block}
.mobile-drawer a.drawer-link{
  display:block;line-height:52px;font-size:17px;color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a.drawer-link.active{color:var(--brand);font-weight:600}
.mobile-drawer .drawer-cta{margin-top:24px;width:100%;justify-content:center}
body.locked{overflow:hidden}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:8px;font-size:15.5px;font-weight:600;
  border:1px solid transparent;transition:all .2s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep)}
.btn-light{background:#F6F2E9;color:var(--brand);border-color:transparent}
.btn-light:hover{background:#fff;color:var(--brand-deep);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14.5px}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;line-height:1;padding:7px 12px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--ink-2);background:var(--surface);
}
.badge-soft{background:var(--brand-soft);border-color:transparent;color:var(--brand)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:72px 0 84px;
  background:
    linear-gradient(180deg,rgba(250,247,241,.94) 0%,rgba(250,247,241,.82) 55%,rgba(250,247,241,.96) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero h1{margin:12px 0 18px}
.hero .sub{font-size:18px;color:var(--ink-2);line-height:1.85;max-width:620px}
.hero .note{margin-top:14px;font-size:14px;color:var(--muted)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-figure{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-2);background:var(--surface);
  aspect-ratio:16/10;
}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-figure{padding:0}

/* ---------- Strip ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#FBF8F2}
.strip-inner{
  display:grid;grid-template-columns:repeat(4,1fr);
  padding:30px 0;
}
.strip-item{
  padding:0 26px;border-left:1px solid var(--line);
}
.strip-item:first-child{border-left:0;padding-left:0}
.strip-num{font-family:var(--font-serif);font-size:30px;font-weight:700;color:var(--brand);line-height:1.1}
.strip-label{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.6}

/* ---------- Section head ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px;flex-wrap:wrap}
.sec-head h2{margin-bottom:12px}
.sec-head .lead{font-size:16.5px}

/* ---------- Timeline ---------- */
.timeline{position:relative;margin-top:8px;max-width:920px}
.timeline::before{
  content:"";position:absolute;left:15px;top:8px;bottom:12px;width:1px;background:var(--line);
}
.timeline li{position:relative;padding:0 0 38px 56px}
.timeline li:last-child{padding-bottom:0}
.timeline .dot{
  position:absolute;left:6px;top:8px;width:19px;height:19px;border-radius:50%;
  background:var(--surface);border:1.5px solid var(--brand);
  display:flex;align-items:center;justify-content:center;
}
.timeline .dot::after{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}
.timeline .step-no{
  font-family:var(--font-serif);font-size:13px;letter-spacing:.14em;
  color:var(--accent);font-weight:700;margin-bottom:6px;display:block;
}
.timeline h3{margin-bottom:6px}
.timeline p{color:var(--ink-2);font-size:16px;max-width:680px}

/* ---------- Split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.panel-list{margin-top:26px;display:grid;gap:0}
.panel-list li{
  padding:20px 0;border-top:1px solid var(--line);
  display:grid;grid-template-columns:28px 1fr;gap:14px;
}
.panel-list li:last-child{border-bottom:1px solid var(--line)}
.panel-list .idx{
  font-family:var(--font-serif);font-size:15px;color:var(--accent);font-weight:700;line-height:1.7;
}
.panel-list strong{display:block;font-size:16.5px;margin-bottom:4px}
.panel-list span.txt{color:var(--ink-2);font-size:15.5px;line-height:1.8}

.form-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px;box-shadow:var(--shadow-1);
}
.form-card h3{margin-bottom:8px}
.form-card .form-sub{font-size:14.5px;color:var(--muted);margin-bottom:24px;line-height:1.75}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;color:var(--ink-2);margin-bottom:8px;font-weight:600}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:8px;background:#FDFBF7;
  font-family:inherit;font-size:15.5px;color:var(--ink);
  padding:12px 14px;line-height:1.6;transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field input,.field select{height:48px}
.field textarea{min-height:120px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#A9AEA9}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(194,96,60,.14);background:#fff;
}
.field .err{display:block;font-size:13px;color:var(--accent);min-height:18px;margin-top:6px}
.field.invalid input,.field.invalid textarea,.field.invalid select{border-color:var(--accent)}
.form-tip{font-size:13.5px;color:var(--brand);min-height:22px;margin-top:12px}
.form-note{font-size:13px;color:var(--muted);margin-top:14px;line-height:1.7}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;background:none;border:0;padding:22px 44px 22px 0;position:relative;
  text-align:left;font-size:17px;font-weight:600;color:var(--ink);line-height:1.65;
  font-family:var(--font-sans);transition:color .18s var(--ease);
}
.faq-q:hover{color:var(--brand)}
.faq-q::after{
  content:"";position:absolute;right:6px;top:30px;width:9px;height:9px;
  border-right:1.6px solid var(--accent);border-bottom:1.6px solid var(--accent);
  transform:rotate(45deg);transition:transform .22s var(--ease);
}
.faq-q[aria-expanded="true"]::after{transform:rotate(-135deg);top:34px}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .28s var(--ease),opacity .2s var(--ease);
  opacity:0;
}
.faq-a.open{opacity:1}
.faq-a p{padding:0 44px 24px 0;font-size:15.5px;line-height:1.9;color:var(--ink-2)}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--brand);border-radius:var(--r-lg);
  padding:56px;display:flex;align-items:center;justify-content:space-between;
  gap:40px;flex-wrap:wrap;color:#F3EFE5;
}
.cta-band h2{color:#F8F4EA;font-size:clamp(24px,2.6vw,34px);line-height:1.34;margin-bottom:10px}
.cta-band p{color:rgba(243,239,229,.8);font-size:15.5px;max-width:560px}
.cta-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.cta-actions .link-arrow{color:#F3D9C9}
.cta-actions .link-arrow:hover{color:#fff}

/* ---------- Footer ---------- */
.site-footer{background:#0C332C;color:#DCE5DF;padding:72px 0 0;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:48px;padding-bottom:52px}
.footer-brand .logo{color:#F6F2E9;font-size:19px}
.footer-brand .logo-mark{border-color:#8FB3A6}
.footer-brand .logo-mark::after{border-color:var(--accent)}
.footer-desc{font-size:14.5px;line-height:1.85;color:rgba(220,229,223,.72);margin-top:18px;max-width:320px}
.footer-license{font-size:13px;color:rgba(220,229,223,.55);margin-top:14px}
.footer-col h4{
  font-family:var(--font-sans);font-size:14px;color:#F6F2E9;font-weight:600;
  letter-spacing:.06em;margin-bottom:18px;
}
.footer-col ul{display:grid;gap:12px}
.footer-col a{font-size:14.5px;color:rgba(220,229,223,.74)}
.footer-col a:hover{color:#fff}
.footer-form .field{margin-bottom:14px}
.footer-form label{color:rgba(220,229,223,.7);font-size:13px}
.footer-form input,.footer-form textarea{
  background:rgba(255,255,255,.05);border:1px solid rgba(228,222,210,.22);color:#F2F0E9;
}
.footer-form input::placeholder,.footer-form textarea::placeholder{color:rgba(220,229,223,.38)}
.footer-form input:focus,.footer-form textarea:focus{
  border-color:var(--accent);box-shadow:0 0 0 3px rgba(194,96,60,.22);background:rgba(255,255,255,.08);
}
.footer-form .btn-primary{background:#F6F2E9;color:var(--brand-deep);width:100%}
.footer-form .btn-primary:hover{background:#fff;color:var(--brand-deep)}
.footer-form .form-tip{color:#F3D9C9}
.footer-bottom{
  border-top:1px solid rgba(228,222,210,.16);padding:24px 0 30px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(220,229,223,.6);
}
.footer-bottom-links{display:flex;gap:22px}
.footer-bottom-links a{color:rgba(220,229,223,.6);font-size:13.5px}
.footer-bottom-links a:hover{color:#fff}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-figure{max-width:640px}
  .split{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
  .strip-inner{grid-template-columns:repeat(2,1fr);gap:26px 0}
  .strip-item:nth-child(3){border-left:0;padding-left:0}
}
@media (max-width:900px){
  .container{padding:0 20px}
  .section{padding:64px 0}
  .hero{padding:52px 0 60px}
  .nav-links,.header-actions .link-arrow{display:none}
  .header-actions .btn-sm{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:64px}
  .mobile-drawer{top:64px}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:36px;flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .site-footer{margin-top:64px;padding-top:56px}
}
@media (max-width:560px){
  body{font-size:16px}
  h1{font-size:30px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .form-card{padding:22px}
  .strip-num{font-size:26px}
  .strip-item{padding:0 16px}
  .timeline li{padding-left:44px}
  .timeline::before{left:11px}
  .timeline .dot{left:2px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .hero-figure{aspect-ratio:16/11}
}