/* roulang page: index */
:root{
  --nav-h:64px;
  --brand:#0F3A33;
  --brand-deep:#0B2C27;
  --accent:#D9603B;
  --celadon:#4FA88E;
  --bg:#F7F4EE;
  --card:#FFFFFF;
  --band:#EFEAE0;
  --line:#E3DED3;
  --ink:#1B211E;
  --ink2:#5C6660;
  --ink3:#8A928C;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(15,58,51,.06);
  --sh-2:0 10px 28px rgba(15,58,51,.10);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Segoe UI",sans-serif;
  --bs-body-bg:#F7F4EE;
  --bs-body-color:#1B211E;
  --bs-border-color:#E3DED3;
  --bs-link-color:#0F3A33;
  --bs-link-hover-color:#D9603B;
  --bs-primary:#0F3A33;
  --bs-font-sans-serif:var(--font);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding-top:var(--nav-h);
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  transition:padding-top .2s ease-out;
}
body.scrolled{--nav-h:60px}
@media (max-width:991px){
  :root{--nav-h:56px}
  body.scrolled{--nav-h:56px}
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s ease-out}
a:hover{color:var(--accent)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:.01em}
h1{font-size:44px;line-height:1.3}
h2{font-size:32px;line-height:1.32}
h3{font-size:20px;line-height:1.45}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--celadon);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px}
@media (max-width:991px){.container{padding-left:24px;padding-right:24px}}
@media (max-width:575px){.container{padding-left:16px;padding-right:16px}}
@media (min-width:1400px){.container{max-width:1320px}}

.section{padding:88px 0}
.section-sm{padding:64px 0}
@media (max-width:991px){.section{padding:64px 0}.section-sm{padding:48px 0}}
@media (max-width:575px){.section{padding:56px 0}.section-sm{padding:44px 0}}

.section-head{max-width:720px;margin-bottom:40px}
.section-head .eyebrow{display:inline-block;font-size:12px;font-weight:600;color:var(--accent);letter-spacing:.08em;margin-bottom:10px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--ink2);font-size:16px;margin:0}
.band-light{background:var(--band)}
.band-dark{background:var(--brand);color:#F3EFE7}
.band-dark h2,.band-dark h3{color:#F3EFE7}
.band-dark p{color:rgba(243,239,231,.72)}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease-out;
}
.site-header.scrolled{box-shadow:0 4px 16px rgba(15,58,51,.08)}
.nav-inner{
  height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:20px;
  transition:height .2s ease-out;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:36px;height:36px;border-radius:10px;background:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand-mark svg{width:20px;height:20px;display:block}
.brand-text{font-size:18px;font-weight:700;color:var(--brand);letter-spacing:.01em;white-space:nowrap}
.nav-main{display:flex;align-items:center;gap:32px}
.nav-main .nav-link{
  position:relative;display:inline-block;
  font-size:15px;font-weight:500;color:var(--ink2);
  padding:6px 2px;line-height:1.4;
}
.nav-main .nav-link:hover{color:var(--brand)}
.nav-main .nav-link.active{color:var(--brand);font-weight:600}
.nav-main .nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:3px;
  background:var(--accent);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;
  background:#fff;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
@media (max-width:991px){
  .nav-main{display:none}
  .nav-actions .btn-brand{display:none}
  .nav-toggle{display:inline-flex}
  .brand-text{font-size:16px}
}
.offcanvas{width:86%!important;max-width:360px}
.offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px}
.offcanvas-body{padding:8px 20px 24px}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:52px;border-bottom:1px solid var(--line);
  font-size:16px;color:var(--ink);font-weight:500;
}
.drawer-nav a.active{color:var(--brand);font-weight:600}
.drawer-nav a .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:0}
.drawer-nav a.active .dot{opacity:1}
.drawer-cta{margin-top:24px}

/* ---------- buttons ---------- */
.btn-brand,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.2;
  padding:13px 26px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s ease-out,color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.btn-brand{background:var(--brand);color:#F3EFE7;border-color:var(--brand);box-shadow:0 1px 2px rgba(15,58,51,.10)}
.btn-brand:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#F3EFE7;transform:translateY(-1px);box-shadow:0 10px 22px rgba(15,58,51,.18)}
.btn-brand:active{transform:translateY(0);box-shadow:0 2px 6px rgba(15,58,51,.16)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--brand)}
.btn-ghost:hover{background:var(--band);border-color:#CFC8BA;color:var(--brand);transform:translateY(-1px)}
.btn-line{background:transparent;border-color:rgba(243,239,231,.35);color:#F3EFE7}
.btn-line:hover{background:rgba(243,239,231,.12);color:#fff;border-color:rgba(243,239,231,.6)}
.btn-brand:disabled,.btn-ghost:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand)}
.link-more:hover{gap:10px;color:var(--accent)}
.link-more .arw{transition:transform .18s ease-out}
.link-more:hover .arw{transform:translateX(2px)}

/* ---------- anchor bar ---------- */
.anchor-bar{
  position:sticky;top:var(--nav-h);z-index:1020;
  background:var(--band);border-bottom:1px solid var(--line);
}
.anchor-inner{display:flex;align-items:center;gap:10px;height:44px;overflow-x:auto;scrollbar-width:none}
.anchor-inner::-webkit-scrollbar{display:none}
.anchor-inner a{
  flex:0 0 auto;font-size:13px;font-weight:500;color:var(--ink2);
  padding:5px 14px;border-radius:999px;border:1px solid transparent;white-space:nowrap;
}
.anchor-inner a:hover{background:#fff;border-color:var(--line);color:var(--brand)}

/* ---------- hero ---------- */
.hero{padding:72px 0 80px;position:relative;overflow:hidden}
@media (max-width:991px){.hero{padding:48px 0 56px}}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
@media (max-width:991px){.hero-grid{grid-template-columns:1fr;gap:32px}}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(79,168,142,.12);color:#2F6B5A;
  font-size:12px;font-weight:600;padding:5px 12px;border-radius:var(--r-badge);
  margin-bottom:20px;
}
.hero-tag i{width:6px;height:6px;border-radius:50%;background:var(--celadon);display:inline-block}
.hero h1{margin-bottom:18px;max-width:16em}
.hero h1 .hl{color:var(--brand);position:relative}
.hero-sub{font-size:17px;color:var(--ink2);max-width:34em;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-meta{display:flex;flex-wrap:wrap;gap:28px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.hero-meta div span{display:block}
.hero-meta .num{font-size:24px;font-weight:600;color:var(--brand);line-height:1.2}
.hero-meta .lab{font-size:12px;color:var(--ink3);margin-top:4px}
.hero-media{position:relative}
.hero-media .frame{
  border-radius:var(--r-card);overflow:hidden;background:var(--band);
  box-shadow:var(--sh-2);aspect-ratio:16/12;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media .badge-float{
  position:absolute;left:-18px;bottom:24px;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:12px 16px;box-shadow:var(--sh-2);
  display:flex;align-items:center;gap:10px;
}
.hero-media .badge-float b{font-size:14px;color:var(--brand)}
.hero-media .badge-float span{font-size:12px;color:var(--ink3)}
@media (max-width:575px){
  .hero-media .badge-float{left:12px;bottom:12px;padding:10px 12px}
}

/* ---------- value ---------- */
.value-grid{display:grid;grid-template-columns:300px 1fr;gap:56px;align-items:start}
@media (max-width:991px){.value-grid{grid-template-columns:1fr;gap:32px}}
.value-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
@media (max-width:767px){.value-cards{grid-template-columns:1fr}}
.value-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);
  transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;
}
.value-card:hover{border-color:rgba(15,58,51,.3);box-shadow:var(--sh-2);transform:translateY(-2px)}
.value-card:nth-child(2){margin-top:34px}
.value-card:nth-child(4){margin-top:34px}
@media (max-width:767px){.value-card:nth-child(2),.value-card:nth-child(4){margin-top:0}}
.num-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:26px;border-radius:var(--r-badge);
  background:rgba(217,96,59,.10);border:1px solid rgba(217,96,59,.35);
  color:var(--accent);font-size:12px;font-weight:600;margin-bottom:14px;
}
.value-card h3{margin-bottom:8px}
.value-card p{font-size:15px;color:var(--ink2);margin-bottom:14px}

/* ---------- demo ---------- */
.demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-top:44px}
@media (max-width:991px){.demo-grid{grid-template-columns:1fr;gap:32px}}
.demo-media{border-radius:var(--r-card);overflow:hidden;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08)}
.demo-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.steps{position:relative;padding-left:0}
.step{position:relative;padding:0 0 28px 44px}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:13px;top:30px;bottom:0;width:1px;
  background:rgba(243,239,231,.16);
}
.step:last-child::before{display:none}
.step-num{
  position:absolute;left:0;top:0;width:28px;height:28px;border-radius:50%;
  background:rgba(217,96,59,.16);border:1px solid rgba(217,96,59,.5);
  color:#F3EFE7;font-size:12px;font-weight:600;
  display:flex;align-items:center;justify-content:center;
}
.step h3{font-size:18px;margin-bottom:6px}
.step p{font-size:15px;margin:0;color:rgba(243,239,231,.72)}
.demo-actions{margin-top:40px}

/* ---------- proof ---------- */
.proof-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:48px}
@media (max-width:767px){.proof-stats{grid-template-columns:1fr;gap:16px}}
.proof-stat{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px}
.proof-stat .big{font-size:34px;font-weight:600;color:var(--brand);line-height:1.1}
.proof-stat .txt{font-size:13px;color:var(--ink3);margin-top:8px}
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:1px;background:#D8D2C4}
.tl-item{position:relative;padding-bottom:22px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:8px;width:13px;height:13px;border-radius:50%;
  background:#fff;border:2px solid var(--brand);
}
.tl-item h3{font-size:16px;margin-bottom:4px}
.tl-item p{font-size:15px;color:var(--ink2);margin:0;line-height:1.65}

/* ---------- news ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.news-list{display:grid;gap:16px}
.news-item{
  display:grid;grid-template-columns:160px 1fr;gap:20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px;box-shadow:var(--sh-1);color:inherit;
  transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;
}
.news-item:hover{border-color:rgba(15,58,51,.3);box-shadow:var(--sh-2);transform:translateY(-2px);color:inherit}
.news-thumb{width:160px;height:90px;border-radius:var(--r-img);overflow:hidden;background:var(--band);flex-shrink:0}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body h3{font-size:18px;line-height:1.45;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:14px;color:var(--ink2);margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--ink3);flex-wrap:wrap}
.badge-soft{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
  background:var(--band);color:var(--brand);font-size:12px;font-weight:600;
}
.badge-green{background:rgba(79,168,142,.14);color:#2F6B5A}
.news-meta .arw{margin-left:auto;color:var(--brand);font-size:15px}
@media (max-width:575px){
  .news-item{grid-template-columns:1fr;padding:20px}
  .news-thumb{display:none}
}
.empty-state{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:48px 24px;text-align:center;
}
.empty-state .ph{width:56px;height:56px;margin:0 auto 16px;border-radius:14px;border:1px dashed #C9C2B2;display:flex;align-items:center;justify-content:center}
.empty-state .ph svg{width:24px;height:24px;stroke:var(--ink3)}
.empty-state p{color:var(--ink2);font-size:15px;margin-bottom:18px}

/* ---------- plan ---------- */
.plan-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px;align-items:start;margin-bottom:40px}
@media (max-width:991px){.plan-grid{grid-template-columns:1fr}}
.plan-main{
  background:var(--brand);color:#F3EFE7;border-radius:var(--r-card);padding:32px;
  border:1px solid rgba(255,255,255,.08);
}
.plan-main h3{color:#F3EFE7;font-size:22px;margin:12px 0 10px}
.plan-main p{color:rgba(243,239,231,.72);font-size:15px}
.plan-main .feat{display:grid;gap:12px;margin:22px 0 26px}
.plan-main .feat li{display:flex;gap:10px;font-size:15px;color:rgba(243,239,231,.9)}
.plan-main .feat li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--celadon);margin-top:9px;flex-shrink:0}
.plan-side{display:grid;gap:24px}
.plan-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  box-shadow:var(--sh-1);transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.plan-card:hover{border-color:rgba(15,58,51,.3);box-shadow:var(--sh-2)}
.plan-card h3{font-size:18px;margin-bottom:8px}
.plan-card p{font-size:15px;color:var(--ink2);margin-bottom:12px}
.plan-card ul{display:grid;gap:8px;margin-bottom:14px}
.plan-card ul li{font-size:14px;color:var(--ink2);padding-left:18px;position:relative}
.plan-card ul li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:1px;background:var(--celadon)}
.spec-table{width:100%;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:#fff}
.spec-row{display:grid;grid-template-columns:200px repeat(3,1fr);font-size:14px;min-height:48px;align-items:center}
.spec-row > div{padding:12px 18px;color:var(--ink2)}
.spec-row > div:first-child{font-weight:600;color:var(--ink)}
.spec-row:nth-child(odd){background:var(--bg)}
.spec-row:nth-child(even){background:#fff}
.spec-row.head{background:var(--band);font-weight:600}
.spec-row.head > div{color:var(--brand);font-size:13px}
@media (max-width:767px){
  .spec-row{grid-template-columns:1fr;padding:10px 0}
  .spec-row > div{padding:4px 18px}
  .spec-row > div:first-child{background:rgba(15,58,51,.05);padding:8px 18px;margin-bottom:4px}
  .spec-row.head{display:none}
}

/* ---------- faq ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
@media (max-width:991px){.faq-grid{grid-template-columns:1fr;gap:28px}}
.accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.accordion-item:first-of-type{border-top:1px solid var(--line)}
.accordion-button{
  background:transparent;color:var(--ink);
  font-size:17px;font-weight:500;line-height:1.5;
  padding:18px 44px 18px 0;box-shadow:none;border-radius:0!important;
}
.accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none;font-weight:600}
.accordion-button:focus{box-shadow:none;border-color:transparent;outline:2px solid var(--celadon);outline-offset:-2px}
.accordion-button::after{
  content:"+";background-image:none;
  width:24px;height:24px;font-size:20px;line-height:24px;text-align:center;
  color:var(--accent);transform:none;
  display:flex;align-items:center;justify-content:center;
  transition:transform .2s ease-out;
  font-weight:400;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--accent)}
.accordion-body{padding:0 44px 20px 0;font-size:15px;line-height:1.8;color:var(--ink2)}
.compliance{
  display:flex;gap:10px;margin-top:28px;padding:14px 16px;
  background:var(--band);border-left:3px solid var(--accent);border-radius:0 10px 10px 0;
  font-size:12.5px;line-height:1.7;color:var(--ink2);
}

/* ---------- contact ---------- */
.contact-wrap{max-width:880px;margin:0 auto}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:40px;box-shadow:0 12px 32px rgba(15,58,51,.08);
}
@media (max-width:575px){.contact-card{padding:24px}}
.contact-card h2{margin-bottom:10px}
.contact-card .lead{color:var(--ink2);font-size:16px;margin-bottom:28px}
.form-label{display:block;font-size:13px;font-weight:500;color:var(--ink2);margin-bottom:6px}
.form-control{
  width:100%;height:46px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:16px;color:var(--ink);padding:0 14px;
  transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
textarea.form-control{height:auto;min-height:120px;padding:12px 14px;line-height:1.7;resize:vertical}
.form-control:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,168,142,.18);outline:none;
}
.form-control::placeholder{color:#A9B0AA}
.field{margin-bottom:18px}
.form-note{margin-top:18px;display:grid;gap:6px}
.form-note span{font-size:12.5px;color:var(--ink3);display:flex;gap:8px}
.form-note span::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--celadon);margin-top:9px;flex-shrink:0}
.form-ok{
  display:none;margin-bottom:20px;padding:12px 16px;border-radius:10px;
  background:rgba(79,168,142,.14);color:#26604F;font-size:14px;font-weight:500;
}
.form-ok.show{display:block}

/* ---------- footer ---------- */
.site-footer{background:var(--brand);color:rgba(243,239,231,.72);padding:56px 0 32px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12)}
@media (max-width:767px){.footer-grid{grid-template-columns:1fr;gap:28px}}
.site-footer .brand-text{color:#F3EFE7}
.site-footer .brand-mark{background:rgba(243,239,231,.12)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(243,239,231,.66);margin-top:16px;max-width:30em}
.footer-col h4{font-size:14px;font-weight:600;color:#F3EFE7;margin-bottom:14px;letter-spacing:.02em}
.footer-col a{display:block;font-size:14px;color:rgba(243,239,231,.72);padding:6px 0}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding-top:22px;font-size:12.5px;color:rgba(243,239,231,.55)}
.footer-bottom a{color:rgba(243,239,231,.72)}
.footer-tip{font-size:12.5px;line-height:1.75;color:rgba(243,239,231,.6);margin-top:18px;padding:12px 14px;border-left:2px solid rgba(217,96,59,.6);background:rgba(255,255,255,.04);border-radius:0 8px 8px 0}

/* ---------- float cta ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand);color:#F3EFE7;
  font-size:14px;font-weight:600;padding:13px 22px;border-radius:999px;
  box-shadow:0 12px 28px rgba(15,58,51,.24);
  opacity:0;transform:translateY(8px);pointer-events:none;
  transition:opacity .22s ease-out,transform .22s ease-out,background .18s ease-out;
}
.float-cta.show{opacity:1;transform:translateY(0);pointer-events:auto}
.float-cta:hover{background:var(--brand-deep);color:#fff}
.float-cta svg{width:14px;height:14px}
@media (max-width:991px){.float-cta{display:none}}
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;
  background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -6px 20px rgba(15,58,51,.08);
  padding:8px 16px calc(8px + env(safe-area-inset-bottom));
}
.mobile-bar .btn-brand{width:100%;padding:12px 20px}
.mobile-bar .hint{text-align:center;font-size:11.5px;color:var(--ink3);margin-top:6px}
@media (max-width:991px){
  .mobile-bar{display:block}
  body{padding-bottom:80px}
}

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

/* roulang page: article */
:root{
  --ink:#0F3A33;
  --ink-deep:#0B2C27;
  --clay:#D9603B;
  --clay-deep:#C2502E;
  --celadon:#4FA88E;
  --bg:#F7F4EE;
  --card:#FFFFFF;
  --band:#EFEAE0;
  --line:#E3DED3;
  --text:#1B211E;
  --text-2:#5C6660;
  --text-3:#8A928C;
  --on-dark:#F3EFE7;
  --on-dark-2:rgba(243,239,231,.72);
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(15,58,51,.06);
  --sh-2:0 10px 28px rgba(15,58,51,.10);
  --w:1200px;
  --bs-body-bg:var(--bg);
  --bs-body-color:var(--text);
  --bs-primary:var(--ink);
  --bs-primary-rgb:15,58,51;
  --bs-border-color:var(--line);
  --bs-link-color:var(--ink);
  --bs-link-hover-color:var(--clay);
  --bs-body-font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  padding-top:64px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--ink);text-decoration:none;transition:color .18s ease-out,border-color .18s ease-out,background-color .18s ease-out}
a:hover{color:var(--clay)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.35}
p{margin:0}
ul,ol{margin:0}
:focus-visible{outline:2px solid var(--celadon);outline-offset:2px}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 32px}
@media (min-width:1400px){.container{max-width:1320px}}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease-out,height .22s ease-out;
}
.site-header.scrolled{box-shadow:0 4px 16px rgba(15,58,51,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px;transition:height .22s ease-out}
.site-header.scrolled .header-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:18px;line-height:1}
.brand:hover{color:var(--ink)}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--ink);display:grid;place-items:center;color:var(--on-dark);flex:none}
.brand-mark svg{width:20px;height:20px;display:block}
.brand-text{letter-spacing:0}
.nav-main{display:flex;align-items:center;gap:30px}
.nav-link{position:relative;display:inline-block;padding:8px 0;font-size:15px;color:var(--text-2);font-weight:500}
.nav-link:hover{color:var(--ink)}
.nav-link.active{color:var(--ink);font-weight:600}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:3px;border-radius:2px;background:var(--clay)}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:#fff;align-items:center;justify-content:center;gap:4px;flex-direction:column;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;padding:12px 22px;border:1px solid transparent;cursor:pointer;
  transition:background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.btn:active{transform:translateY(0)}
.btn-ink{background:var(--ink);color:var(--on-dark);box-shadow:var(--sh-1)}
.btn-ink:hover{background:var(--ink-deep);color:var(--on-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-clay{background:var(--clay);color:#fff}
.btn-clay:hover{background:var(--clay-deep);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(217,96,59,.24)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--band);border-color:var(--line);color:var(--ink)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-pill{border-radius:999px}
.btn-linkish{background:none;border:0;padding:0;color:var(--ink);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px}
.btn-linkish:hover{color:var(--clay)}

/* ---------- 文章头部 ---------- */
.article-hero{background:var(--band);border-bottom:1px solid var(--line);padding:34px 0 36px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--ink)}
.crumbs .sep{color:#BFC0B6}
.hero-badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:rgba(79,168,142,.14);color:#2F7A64;font-size:12px;font-weight:600;letter-spacing:.01em}
.article-title{font-size:clamp(24px,3.1vw,34px);line-height:1.35;margin:14px 0 0;max-width:900px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:16px;font-size:13px;color:var(--text-3)}
.meta-row .dot{width:3px;height:3px;border-radius:50%;background:#C4C6BC;display:inline-block}
.meta-row strong{color:var(--text-2);font-weight:500}

/* ---------- 文章主体 ---------- */
.article-wrap{padding:40px 0 72px}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:28px}
@media (min-width:1200px){
  .article-grid{grid-template-columns:minmax(0,760px) 240px;justify-content:center;gap:44px;align-items:start}
}
.article-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:36px 40px}
@media (max-width:767px){.article-card{padding:24px 18px}}
.article-body{font-size:17px;line-height:1.85;color:var(--text)}
.article-body > * + *{margin-top:1em}
.article-body h2{font-size:20px;line-height:1.5;margin:32px 0 12px;padding-left:12px;border-left:3px solid var(--celadon)}
.article-body h3{font-size:18px;line-height:1.5;margin:26px 0 10px;color:var(--ink)}
.article-body h4{font-size:17px;margin:22px 0 8px;color:var(--ink)}
.article-body p{margin:0}
.article-body ul,.article-body ol{padding-left:1.3em;margin:0}
.article-body li{margin:.35em 0}
.article-body li::marker{color:var(--celadon)}
.article-body blockquote{margin:24px 0;background:var(--band);border-left:3px solid var(--ink);
  border-radius:0 var(--r-img) var(--r-img) 0;padding:16px 22px;color:var(--text-2);font-size:16px}
.article-body blockquote p{margin:0}
.article-body img{border-radius:var(--r-img);margin:24px auto;box-shadow:var(--sh-1)}
.article-body a{color:var(--ink);border-bottom:1px solid rgba(79,168,142,.55)}
.article-body a:hover{color:var(--clay);border-bottom-color:rgba(217,96,59,.5)}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;line-height:1.7}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
.article-body th{background:var(--band);color:var(--ink);font-weight:600}
.article-body tbody tr:nth-child(even){background:#F7F4EE}
.article-body hr{border:0;border-top:1px solid var(--line);margin:28px 0}
.article-body code{background:var(--band);border-radius:6px;padding:2px 6px;font-size:14px}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px}

.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:32px;padding-top:22px;border-top:1px solid var(--line)}
.tag-row .label{font-size:13px;color:var(--text-3);margin-right:4px}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:6px;
  background:var(--band);color:var(--text-2);font-size:12px;font-weight:500}
.tag:hover{background:rgba(79,168,142,.16);color:#2F7A64}

.empty-state{text-align:center;padding:48px 16px}
.empty-mark{width:64px;height:64px;margin:0 auto 20px;border-radius:16px;background:var(--band);
  display:grid;place-items:center;color:var(--celadon)}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--text-2);font-size:15px;max-width:460px;margin:0 auto 22px}

/* ---------- 目录 ---------- */
.toc-card{position:sticky;top:96px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1)}
.toc-card h2{font-size:14px;letter-spacing:.02em;color:var(--text-3);font-weight:600;margin-bottom:12px}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-link{display:block;font-size:14px;line-height:1.6;color:var(--text-2);padding:7px 10px;
  border-left:2px solid transparent;border-radius:0 8px 8px 0}
.toc-link.is-sub{padding-left:22px;font-size:13px;color:var(--text-3)}
.toc-link:hover{background:var(--band);color:var(--ink)}
.toc-link.is-active{color:var(--ink);font-weight:600;border-left-color:var(--clay);background:rgba(239,234,224,.6)}
.toc-card.is-hidden{display:none}
.toc-note{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:12px;color:var(--text-3);line-height:1.7}

/* ---------- 翻页 ---------- */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:32px}
@media (max-width:767px){.pager{grid-template-columns:1fr}}
.pager-card{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-1);transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.pager-card:hover{border-color:rgba(15,58,51,.3);transform:translateY(-2px);box-shadow:var(--sh-2)}
.pager-card .kicker{font-size:12px;color:var(--text-3);display:flex;align-items:center;gap:6px;margin-bottom:8px}
.pager-card h3{font-size:16px;line-height:1.6;color:var(--ink)}
.pager-card.next{text-align:right}
.pager-card.next .kicker{justify-content:flex-end}

/* ---------- 相关推荐 ---------- */
.section-block{padding:0 0 72px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.section-head h2{font-size:clamp(22px,2.4vw,28px)}
.section-head p{font-size:14px;color:var(--text-2);margin-top:8px;max-width:640px}
.related-list{display:flex;flex-direction:column;gap:14px}
.related-item{display:flex;align-items:center;gap:18px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px 24px;box-shadow:var(--sh-1);
  transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.related-item:hover{border-color:rgba(15,58,51,.3);transform:translateY(-2px);box-shadow:var(--sh-2);color:var(--text)}
.related-num{flex:none;width:36px;height:36px;border-radius:10px;border:1px solid rgba(217,96,59,.35);
  background:rgba(217,96,59,.08);color:var(--clay);font-size:14px;font-weight:700;display:grid;place-items:center}
.related-main{flex:1 1 auto;min-width:0}
.related-main h3{font-size:16px;line-height:1.6;color:var(--ink)}
.related-main p{font-size:14px;color:var(--text-2);margin-top:6px;line-height:1.7}
.related-arrow{flex:none;color:var(--text-3);font-size:18px;transition:transform .18s ease-out,color .18s ease-out}
.related-item:hover .related-arrow{color:var(--clay);transform:translateX(3px)}
@media (max-width:575px){
  .related-item{align-items:flex-start;padding:18px}
  .related-main h3{font-size:15px}
}

/* ---------- 深色引导区 ---------- */
.cta-band{background:var(--ink);color:var(--on-dark);border-radius:var(--r-card);
  padding:44px;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.cta-band h2{color:var(--on-dark);font-size:clamp(22px,2.4vw,28px);line-height:1.4}
.cta-band p{color:var(--on-dark-2);font-size:15px;margin-top:14px;line-height:1.85;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.cta-band .btn-ghost{border-color:rgba(243,239,231,.32);color:var(--on-dark)}
.cta-band .btn-ghost:hover{background:rgba(243,239,231,.12);color:var(--on-dark)}
.cta-media{border-radius:var(--r-img);overflow:hidden;background:#123F38;aspect-ratio:16/10}
.cta-media img{width:100%;height:100%;object-fit:cover}
@media (max-width:991px){.cta-band{grid-template-columns:1fr;padding:30px 24px;gap:26px}}
.legal-note{margin-top:22px;background:rgba(243,239,231,.07);border-left:2px solid rgba(79,168,142,.7);
  border-radius:0 10px 10px 0;padding:14px 16px;font-size:12.5px;line-height:1.8;color:var(--on-dark-2)}

/* ---------- 浮动转化 ---------- */
.float-cta{position:fixed;right:24px;bottom:24px;z-index:1040;display:inline-flex;align-items:center;gap:8px;
  background:var(--ink);color:var(--on-dark);border-radius:999px;padding:13px 22px;font-size:14px;font-weight:600;
  box-shadow:0 10px 26px rgba(15,58,51,.24);opacity:0;transform:translateY(8px);pointer-events:none;
  transition:opacity .22s ease-out,transform .22s ease-out,background-color .18s ease-out}
.float-cta.show{opacity:1;transform:translateY(0);pointer-events:auto}
.float-cta:hover{background:var(--ink-deep);color:var(--on-dark)}
.float-cta svg{width:15px;height:15px}
@media (max-width:991px){.float-cta{display:none}}
.mobile-bar{display:none}
@media (max-width:991px){
  .mobile-bar{display:block;position:fixed;left:0;right:0;bottom:0;z-index:1040;background:#fff;
    border-top:1px solid var(--line);box-shadow:0 -6px 18px rgba(15,58,51,.08);
    padding:8px 16px calc(8px + env(safe-area-inset-bottom))}
  .mobile-bar .btn{width:100%;padding:12px 16px}
  .mobile-bar .hint{font-size:12px;color:var(--text-3);text-align:center;margin-top:6px;line-height:1.5}
  body{padding-bottom:82px}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:var(--on-dark-2);padding:56px 0 30px;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px}
.site-footer .brand{color:var(--on-dark);font-size:17px}
.site-footer .brand:hover{color:var(--on-dark)}
.site-footer .brand-mark{background:rgba(243,239,231,.12)}
.footer-desc{font-size:14px;line-height:1.85;margin-top:16px;max-width:420px;color:var(--on-dark-2)}
.footer-col h4{font-size:14px;color:var(--on-dark);margin-bottom:14px;font-weight:600;letter-spacing:.02em}
.footer-col a{display:block;font-size:14px;color:var(--on-dark-2);padding:6px 0;transition:color .18s ease-out}
.footer-col a:hover{color:#fff}
.footer-tip{margin-top:36px;padding:16px 18px;border-radius:12px;background:rgba(243,239,231,.06);
  border:1px solid rgba(243,239,231,.12);font-size:12.5px;line-height:1.8;color:var(--on-dark-2)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:26px;
  padding-top:20px;border-top:1px solid rgba(243,239,231,.14);font-size:12.5px;color:rgba(243,239,231,.6)}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}.footer-desc{max-width:none}}
@media (max-width:575px){.footer-grid{grid-template-columns:1fr;gap:26px}.site-footer{padding:44px 0 26px}}

/* ---------- 移动抽屉 ---------- */
.drawer{width:86% !important;max-width:360px;background:#fff;border-left:1px solid var(--line)}
.drawer .offcanvas-header{padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer .offcanvas-body{padding:8px 20px 28px;display:flex;flex-direction:column}
.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:48px;
  font-size:15px;color:var(--text);border-bottom:1px solid var(--line);font-weight:500}
.drawer-link:hover{color:var(--clay)}
.drawer-link.active{color:var(--ink);font-weight:700}
.drawer-cta{margin-top:22px}
.drawer-hint{margin-top:14px;font-size:12px;color:var(--text-3);line-height:1.7}

/* ---------- 响应式导航 ---------- */
@media (max-width:991px){
  body{padding-top:56px}
  .container{padding:0 24px}
  .header-inner{height:56px}
  .site-header.scrolled .header-inner{height:56px}
  .nav-main{display:none}
  .header-cta{display:none}
  .nav-toggle{display:flex}
  .article-hero{padding:26px 0 28px}
  .article-wrap{padding:28px 0 52px}
  .section-block{padding:0 0 52px}
}
@media (max-width:575px){
  .container{padding:0 16px}
  .brand{font-size:16px}
  .brand-mark{width:30px;height:30px;border-radius:9px}
  .article-body{font-size:16px;line-height:1.9}
  .cta-band .cta-actions .btn{width:100%}
}

/* roulang page: category1 */
:root{
  --brand:#0F3A33;
  --brand-08:rgba(15,58,51,.08);
  --brand-06:rgba(15,58,51,.06);
  --brand-30:rgba(15,58,51,.30);
  --accent:#D9603B;
  --accent-soft:rgba(217,96,59,.10);
  --celadon:#4FA88E;
  --celadon-soft:rgba(79,168,142,.12);
  --bg:#F7F4EE;
  --surface:#FFFFFF;
  --band:#EFEAE0;
  --line:#E3DED3;
  --ink:#1B211E;
  --ink-2:#5C6660;
  --ink-3:#8A928C;
  --on-dark:#F3EFE7;
  --on-dark-2:rgba(243,239,231,.72);
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-badge:6px;
  --shadow-1:0 1px 2px rgba(15,58,51,.06);
  --shadow-2:0 10px 28px rgba(15,58,51,.10);
  --header-h:64px;
  --bs-body-bg:#F7F4EE;
  --bs-body-color:#1B211E;
  --bs-primary:#0F3A33;
  --bs-primary-rgb:15,58,51;
  --bs-border-color:#E3DED3;
  --bs-link-color:#0F3A33;
  --bs-link-hover-color:#D9603B;
  --bs-body-font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --bs-body-font-size:17px;
  --bs-body-line-height:1.8;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  background:#F7F4EE;
  color:#1B211E;
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s ease-out}
a:hover{color:var(--accent)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);line-height:1.3}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--celadon);outline-offset:3px}
.container{width:100%;max-width:1200px;margin-left:auto;margin-right:auto;padding-left:32px;padding-right:32px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1035;
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease-out,background .2s ease-out;
}
.site-header.scrolled{box-shadow:0 4px 16px rgba(15,58,51,.08)}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;height:var(--header-h);transition:height .2s ease-out;
}
.site-header.scrolled .header-inner{height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand)}
.brand:hover{color:var(--brand)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.brand-mark svg{width:20px;height:20px}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.01em;color:var(--brand)}
.nav-main{display:flex;align-items:center;gap:28px}
.nav-link{
  position:relative;font-size:16px;font-weight:500;color:var(--ink-2);
  padding:6px 0;transition:color .18s ease-out;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out;
}
.nav-link:hover{color:var(--brand)}
.nav-link.active{color:var(--brand);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:#fff;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:16px;font-weight:600;line-height:1.2;
  padding:13px 24px;border-radius:var(--r-btn);border:1px solid transparent;
  cursor:pointer;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-primary,.btn.btn-primary{
  background:var(--brand);color:var(--on-dark);border-color:var(--brand);box-shadow:var(--shadow-1);
}
.btn-primary:hover,.btn.btn-primary:hover{
  background:#0c2f29;color:var(--on-dark);border-color:#0c2f29;
  transform:translateY(-1px);box-shadow:0 8px 20px rgba(15,58,51,.18);
}
.btn-primary:active,.btn.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1)}
.btn-outline,.btn.btn-outline{
  background:transparent;color:var(--brand);border:1px solid var(--line);
}
.btn-outline:hover,.btn.btn-outline:hover{background:var(--band);color:var(--brand);border-color:var(--brand-30)}
.btn-accent{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-accent:hover{background:#c4532f;color:#fff;border-color:#c4532f;transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:15px}
.btn-block{width:100%}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand);
}
.link-arrow svg{width:14px;height:14px;transition:transform .18s ease-out}
.link-arrow:hover svg{transform:translateX(3px)}

/* ---------- Hero ---------- */
.page-hero{
  background:linear-gradient(180deg,#FBF9F5 0%,#F7F4EE 100%);
  border-bottom:1px solid var(--line);
  padding:52px 0 48px;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:18px}
.crumbs a{color:var(--ink-3)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:#C6C0B4}
.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:48px;align-items:center}
.badge-line{display:inline-flex;align-items:center;gap:8px;margin-bottom:16px}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-soft{background:var(--band);color:var(--brand)}
.badge-celadon{background:var(--celadon-soft);color:#2F7A66}
.badge-accent{background:var(--accent-soft);color:#B44A29}
.page-hero h1{font-size:44px;line-height:1.28;letter-spacing:.01em;margin-bottom:16px}
.page-hero h1 em{font-style:normal;color:var(--brand);position:relative;white-space:nowrap}
.page-hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:8px;border-radius:4px;
  background:var(--celadon-soft);z-index:-1;
}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:640px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px}
.hero-facts{display:flex;flex-wrap:wrap;gap:28px;padding-top:20px;border-top:1px solid var(--line)}
.hero-fact strong{display:block;font-size:22px;font-weight:600;color:var(--brand);line-height:1.2}
.hero-fact span{font-size:13px;color:var(--ink-3)}
.hero-media{
  position:relative;border-radius:var(--r-img);overflow:hidden;background:var(--band);
  border:1px solid var(--line);box-shadow:var(--shadow-1);aspect-ratio:16/10;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(15,58,51,.55) 0%,rgba(15,58,51,.12) 65%,rgba(15,58,51,0) 100%);
}
.hero-media .media-cap{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;
  color:var(--on-dark);font-size:13px;letter-spacing:.02em;
}

/* ---------- Sections ---------- */
.section{padding:84px 0}
.section-tight{padding:64px 0}
.section-band{background:var(--band)}
.section-dark{background:var(--brand);color:var(--on-dark)}
.section-dark h2,.section-dark h3{color:var(--on-dark)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{font-size:32px;line-height:1.32;margin-bottom:12px}
.section-head p{font-size:16px;color:var(--ink-2);margin:0}
.section-dark .section-head p{color:var(--on-dark-2)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--celadon);letter-spacing:.06em;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--celadon);border-radius:2px}

/* ---------- Steps timeline ---------- */
.steps{position:relative;display:grid;gap:20px}
.step{
  display:grid;grid-template-columns:64px 1fr;gap:20px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);
  transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;
}
.step:hover{border-color:var(--brand-30);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.step-num{
  width:44px;height:44px;border-radius:12px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:var(--accent-soft);border:1px solid rgba(217,96,59,.28);
  color:#B44A29;font-size:15px;font-weight:600;letter-spacing:.02em;
}
.step h3{font-size:20px;margin-bottom:8px}
.step p{font-size:15.5px;color:var(--ink-2);margin:0}
.step p + p{margin-top:6px}
.step-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.step-meta .badge{background:#F4F1EA;color:var(--ink-2);border:1px solid var(--line)}

/* ---------- Split feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split-media{
  border-radius:var(--r-img);overflow:hidden;background:var(--band);border:1px solid var(--line);
  box-shadow:var(--shadow-1);aspect-ratio:16/10;
}
.split-media img{width:100%;height:100%;object-fit:cover}
.check-list{display:grid;gap:16px;margin-top:24px}
.check-item{display:flex;gap:14px;align-items:flex-start}
.check-dot{
  width:26px;height:26px;border-radius:8px;flex:0 0 auto;margin-top:2px;
  background:var(--celadon-soft);color:#2F7A66;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;
}
.check-item h3{font-size:17px;margin-bottom:4px}
.check-item p{font-size:15px;color:var(--ink-2);margin:0}

/* ---------- Data table ---------- */
.table-scroll{overflow-x:auto;border-radius:var(--r-card);border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-1)}
.data-table{width:100%;border-collapse:collapse;min-width:680px;font-size:15.5px}
.data-table thead th{
  background:var(--brand);color:var(--on-dark);font-size:14px;font-weight:600;text-align:left;
  padding:16px 20px;border:none;white-space:nowrap;
}
.data-table tbody td{
  padding:16px 20px;border-top:1px solid var(--line);color:var(--ink-2);vertical-align:top;line-height:1.7;
}
.data-table tbody tr:nth-child(odd) td{background:#FBF9F5}
.data-table tbody tr:nth-child(even) td{background:#FFFFFF}
.data-table tbody td:first-child{color:var(--ink);font-weight:600;white-space:nowrap}
.data-table tbody tr:hover td{background:#F4F1EA}

/* ---------- Notice ---------- */
.notice{
  display:flex;gap:14px;align-items:flex-start;
  background:#FBF9F5;border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:10px;padding:18px 20px;font-size:13.5px;line-height:1.8;color:var(--ink-2);
}
.notice strong{color:var(--ink);font-weight:600}
.notice svg{width:18px;height:18px;flex:0 0 auto;margin-top:3px;color:var(--accent)}

/* ---------- Link cards ---------- */
.link-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.link-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);
  transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;
}
.link-card:hover{border-color:var(--brand-30);box-shadow:var(--shadow-2);transform:translateY(-2px);color:var(--ink)}
.link-card .badge{align-self:flex-start}
.link-card h3{font-size:18px}
.link-card p{font-size:14.5px;color:var(--ink-2);margin:0}
.link-card .link-arrow{margin-top:auto;padding-top:6px}

/* ---------- Contact ---------- */
.contact-wrap{display:flex;justify-content:center}
.contact-card{
  width:100%;max-width:880px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:40px;box-shadow:0 12px 32px rgba(15,58,51,.08);
}
.contact-card h2{font-size:28px;margin-bottom:10px}
.contact-card > p{color:var(--ink-2);font-size:15.5px;margin-bottom:26px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-field.full{grid-column:1 / -1}
.form-field label{font-size:13px;font-weight:600;color:var(--ink)}
.form-field input,.form-field textarea{
  height:46px;border:1px solid var(--line);border-radius:var(--r-btn);
  padding:0 14px;font-size:15px;color:var(--ink);background:#fff;
  transition:border-color .18s ease-out,box-shadow .18s ease-out;font-family:inherit;
}
.form-field textarea{height:auto;min-height:110px;padding:12px 14px;line-height:1.7;resize:vertical}
.form-field input:focus,.form-field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,58,51,.10);
}
.form-note{font-size:12.5px;color:var(--ink-3);margin-top:14px;line-height:1.7}
.form-ok{
  display:none;margin-top:16px;padding:12px 16px;border-radius:10px;
  background:var(--celadon-soft);color:#2F7A66;font-size:14px;border:1px solid rgba(79,168,142,.3);
}
.form-ok.show{display:block}

/* ---------- Float CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:8px;
  background:var(--brand);color:var(--on-dark);
  padding:14px 22px;border-radius:999px;font-size:15px;font-weight:600;
  box-shadow:0 10px 26px rgba(15,58,51,.24);
  transition:opacity .22s ease-out,transform .22s ease-out,background .18s ease-out;
}
.float-cta:hover{background:#0c2f29;color:var(--on-dark);transform:translateY(-1px)}
.float-cta svg{width:16px;height:16px}
.float-cta .float-hint{display:none}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand);color:var(--on-dark);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:48px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12)}
.site-footer .brand{color:var(--on-dark)}
.site-footer .brand-mark{background:rgba(255,255,255,.12)}
.site-footer .brand-text{color:var(--on-dark)}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:var(--on-dark-2);max-width:420px}
.footer-col h4{font-size:14px;color:var(--on-dark);margin-bottom:16px;letter-spacing:.04em}
.footer-col a{display:block;font-size:14.5px;color:var(--on-dark-2);padding:6px 0;transition:color .18s ease-out}
.footer-col a:hover{color:#fff}
.footer-tip{
  margin-top:26px;font-size:12.5px;line-height:1.85;color:var(--on-dark-2);
  padding:14px 18px;border-radius:10px;background:rgba(255,255,255,.06);
  border-left:3px solid var(--accent);
}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:24px;font-size:12.5px;color:var(--on-dark-2);
}
.offcanvas.mobile-nav{width:86%;max-width:360px;background:#fff}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.mobile-nav .offcanvas-title{font-size:16px;font-weight:700;color:var(--brand)}
.mobile-nav .offcanvas-body{padding:8px 0 24px;display:flex;flex-direction:column}
.mobile-nav .m-link{
  display:flex;align-items:center;height:48px;padding:0 22px;
  font-size:16px;color:var(--ink);border-bottom:1px solid var(--line);
}
.mobile-nav .m-link.active{color:var(--brand);font-weight:600;background:#FBF9F5}
.mobile-nav .m-cta{padding:22px 20px 0}

/* ---------- Responsive ---------- */
@media (min-width:1400px){
  .container{max-width:1320px}
}
@media (max-width:1199px){
  .page-hero h1{font-size:38px}
  .hero-grid{grid-template-columns:1.5fr .9fr;gap:32px}
}
@media (max-width:991px){
  .container{padding-left:24px;padding-right:24px}
  .nav-main{display:none}
  .header-actions .btn{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:64px}
  .page-hero{padding:36px 0 40px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-media{order:2}
  .page-hero h1{font-size:32px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .section-head h2{font-size:26px}
  .split{grid-template-columns:1fr;gap:28px}
  .link-cards{grid-template-columns:1fr}
  .contact-card{padding:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-desc{max-width:none}
  .float-cta{
    left:0;right:0;bottom:0;border-radius:0;justify-content:center;
    padding:0;height:auto;flex-direction:column;gap:0;
    background:#fff;color:var(--brand);box-shadow:0 -6px 18px rgba(15,58,51,.10);
    border-top:1px solid var(--line);
    padding-bottom:env(safe-area-inset-bottom);
  }
  .float-cta:hover{background:#fff;color:var(--brand);transform:none}
  .float-cta .float-btn{
    width:100%;display:flex;align-items:center;justify-content:center;gap:8px;
    height:48px;background:var(--brand);color:var(--on-dark);font-size:15px;font-weight:600;
  }
  .float-cta .float-hint{
    display:block;font-size:12px;color:var(--ink-3);line-height:1.6;padding:6px 12px 8px;
  }
  .float-cta svg{color:var(--on-dark)}
  body{padding-bottom:80px}
}
@media (max-width:767px){
  .page-hero h1{font-size:28px;line-height:1.35}
  .hero-sub{font-size:16px}
  .hero-facts{gap:18px}
  .hero-fact strong{font-size:19px}
  .form-grid{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;gap:14px;padding:20px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .data-table{min-width:600px}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px}
  body{font-size:16px}
  .section{padding:48px 0}
  .section-head h2{font-size:23px}
  .link-arrow{font-size:14px}
  .hero-actions .btn{width:100%}
  .contact-card{padding:22px}
}

/* roulang page: category2 */
:root{
  --brand:#0F3A33;
  --brand-deep:#0A2A25;
  --accent:#D9603B;
  --jade:#4FA88E;
  --bg:#F7F4EE;
  --card:#FFFFFF;
  --band:#EFEAE0;
  --line:#E3DED3;
  --text:#1B211E;
  --muted:#5C6660;
  --faint:#8A928C;
  --light-text:#F3EFE7;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-badge:6px;
  --shadow-1:0 1px 2px rgba(15,58,51,.06);
  --shadow-2:0 10px 28px rgba(15,58,51,.10);
  --ease:180ms ease-out;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --bs-body-bg:#F7F4EE;
  --bs-body-color:#1B211E;
  --bs-primary:#0F3A33;
  --bs-border-color:#E3DED3;
  --bs-link-color:#0F3A33;
  --bs-link-hover-color:#0A2A25;
  --bs-body-font-family:var(--font);
  --bs-border-radius:16px;
  --bs-font-sans-serif:var(--font);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-deep);}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}
@media (max-width:991.98px){
  .container{max-width:100%;padding-left:24px;padding-right:24px;}
}
@media (max-width:575.98px){
  .container{max-width:100%;padding-left:16px;padding-right:16px;}
}
@media (min-width:1400px){
  .container{max-width:1320px;}
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow 220ms ease-out;
}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(15,58,51,.08);}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:64px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--brand);
  font-size:18px;
  font-weight:700;
  letter-spacing:.005em;
  white-space:nowrap;
}
.brand:hover{color:var(--brand-deep);}
.brand-mark{
  width:34px;
  height:34px;
  border-radius:10px;
  background:var(--brand);
  display:inline-grid;
  place-items:center;
  flex:0 0 auto;
}
.brand-mark svg{width:20px;height:20px;}
.brand-text{line-height:1;}
.nav-main{
  display:flex;
  align-items:center;
  gap:30px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--muted);
  padding:22px 0;
  line-height:1.2;
}
.nav-link:hover{color:var(--brand);}
.nav-link.active{color:var(--brand);font-weight:600;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:14px;
  height:3px;
  border-radius:2px;
  background:var(--accent);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:8px;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  padding:12px 20px;
  border:1px solid transparent;
  cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.btn-cta{
  background:var(--accent);
  color:#fff;
  border-color:var(--accent);
}
.btn-cta:hover{
  background:#C4522F;
  border-color:#C4522F;
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 8px 20px rgba(217,96,59,.28);
}
.btn-cta:active{transform:translateY(0);box-shadow:none;}
.btn-brand{
  background:var(--brand);
  color:var(--light-text);
  border-color:var(--brand);
}
.btn-brand:hover{
  background:var(--brand-deep);
  border-color:var(--brand-deep);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:var(--shadow-2);
}
.btn-brand:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{
  background:transparent;
  color:var(--brand);
  border-color:var(--line);
}
.btn-ghost:hover{
  background:var(--band);
  border-color:var(--line);
  color:var(--brand-deep);
}
.btn-text{
  background:none;
  border:none;
  padding:0;
  color:var(--brand);
  font-weight:600;
  font-size:15px;
  border-bottom:1px solid transparent;
}
.btn-text:hover{border-bottom-color:var(--brand);color:var(--brand-deep);}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  align-items:center;
  justify-content:center;
  padding:0;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  background:var(--brand);
  border-radius:2px;
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;
  left:0;
  width:18px;height:2px;
  background:var(--brand);
  border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
@media (max-width:991.98px){
  .header-inner{height:56px;gap:12px;}
  .nav-main{display:none;}
  .header-actions{margin-left:auto;}
  .header-actions .btn-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .brand{font-size:17px;}
  .brand-mark{width:30px;height:30px;border-radius:9px;}
  .brand-mark svg{width:18px;height:18px;}
}

/* ---------- Offcanvas drawer ---------- */
.offcanvas.offcanvas-end{width:86%;max-width:360px;border-left:1px solid var(--line);}
.offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px;}
.drawer-title{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--brand);}
.drawer-nav{padding:8px 20px;}
.drawer-nav a{
  display:flex;
  align-items:center;
  height:48px;
  font-size:16px;
  color:var(--text);
  border-bottom:1px solid var(--line);
}
.drawer-nav a:last-child{border-bottom:none;}
.drawer-nav a.active{color:var(--brand);font-weight:600;}
.drawer-foot{padding:20px;border-top:1px solid var(--line);margin-top:auto;}
.drawer-foot .btn{width:100%;}
.drawer-note{font-size:12px;color:var(--faint);line-height:1.7;margin:12px 0 0;}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--band);
  border-bottom:1px solid var(--line);
  padding:32px 0 56px;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  opacity:.14;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(239,234,224,.55) 0%,rgba(247,244,238,.92) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--faint);
  margin-bottom:22px;
}
.crumbs a{color:var(--faint);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:#B8BEB9;}
.hero-tagline{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  font-weight:600;
  color:var(--brand);
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:18px;
  box-shadow:var(--shadow-1);
}
.hero-tagline .dot{
  width:7px;height:7px;border-radius:50%;background:var(--jade);
}
.page-hero h1{
  font-size:44px;
  line-height:1.3;
  font-weight:700;
  color:var(--brand);
  margin:0 0 16px;
  max-width:780px;
  letter-spacing:.005em;
}
.hero-sub{
  font-size:17px;
  line-height:1.85;
  color:var(--muted);
  max-width:700px;
  margin:0 0 24px;
}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 12px;
  border-radius:var(--r-badge);
  font-size:12.5px;
  font-weight:600;
  color:var(--brand);
  background:rgba(79,168,142,.12);
  border:1px solid rgba(79,168,142,.22);
}
@media (max-width:991.98px){
  .page-hero{padding:24px 0 44px;}
  .page-hero h1{font-size:32px;}
  .hero-sub{font-size:16px;}
}
@media (max-width:575.98px){
  .page-hero h1{font-size:27px;line-height:1.35;}
  .hero-sub{font-size:15.5px;}
}

/* ---------- Section base ---------- */
.section{padding:72px 0;}
.section-tight{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:32px;}
.section-head h2{
  font-size:32px;
  line-height:1.35;
  font-weight:700;
  color:var(--brand);
  margin:0 0 10px;
}
.section-head p{
  font-size:15.5px;
  line-height:1.85;
  color:var(--muted);
  margin:0;
}
.eyebrow{
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--faint);
  margin:0 0 12px;
  text-transform:uppercase;
}
@media (max-width:991.98px){
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .section-head h2{font-size:24px;}
}

/* ---------- FAQ layout ---------- */
.faq-layout{
  display:grid;
  grid-template-columns:270px minmax(0,1fr);
  gap:56px;
  align-items:start;
}
.side-index{position:sticky;top:88px;}
.side-index .index-title{
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--faint);
  margin:0 0 14px;
}
.index-list{display:flex;flex-direction:column;gap:6px;}
.index-list a{
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  padding:11px 14px 11px 16px;
  border-radius:10px;
  font-size:15px;
  color:var(--muted);
  border:1px solid transparent;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.index-list a::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:0;
  border-radius:2px;
  background:var(--accent);
  transition:height var(--ease);
}
.index-list a:hover{background:#fff;border-color:var(--line);color:var(--brand);}
.index-list a.active{
  background:#fff;
  border-color:var(--line);
  color:var(--brand);
  font-weight:600;
  box-shadow:var(--shadow-1);
}
.index-list a.active::before{height:20px;}
.side-index .side-note{
  margin-top:20px;
  padding:14px 16px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  font-size:12.5px;
  line-height:1.8;
  color:var(--muted);
  box-shadow:var(--shadow-1);
}
.qa-group{margin-bottom:52px;scroll-margin-top:88px;}
.qa-group:last-child{margin-bottom:0;}
.qa-group-head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:6px;
}
.qa-group-head .num{
  flex:0 0 auto;
  font-size:12.5px;
  font-weight:700;
  color:var(--accent);
  background:rgba(217,96,59,.09);
  border:1px solid rgba(217,96,59,.3);
  border-radius:var(--r-badge);
  padding:3px 9px;
  line-height:1.6;
}
.qa-group h2{
  font-size:26px;
  font-weight:700;
  color:var(--brand);
  margin:0;
  line-height:1.4;
}
.qa-group-desc{
  font-size:14.5px;
  line-height:1.85;
  color:var(--faint);
  margin:8px 0 18px;
}
.qa-item{
  padding:22px 0;
  border-top:1px solid var(--line);
}
.qa-item h3{
  display:flex;
  gap:10px;
  font-size:17px;
  font-weight:600;
  line-height:1.65;
  color:var(--text);
  margin:0 0 10px;
}
.qa-item h3 .q{
  flex:0 0 auto;
  width:22px;height:22px;
  margin-top:3px;
  border-radius:6px;
  background:var(--brand);
  color:var(--light-text);
  font-size:12px;
  font-weight:600;
  display:inline-grid;
  place-items:center;
}
.qa-item p{
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
  margin:0;
  padding-left:32px;
}
@media (max-width:991.98px){
  .faq-layout{grid-template-columns:1fr;gap:30px;}
  .side-index{position:static;top:auto;}
  .side-index .index-title{display:none;}
  .index-list{
    flex-direction:row;
    overflow-x:auto;
    gap:10px;
    padding-bottom:6px;
    scrollbar-width:none;
  }
  .index-list::-webkit-scrollbar{display:none;}
  .index-list a{
    white-space:nowrap;
    background:#fff;
    border-color:var(--line);
    padding:8px 14px;
    font-size:14px;
  }
  .index-list a::before{display:none;}
  .index-list a.active{border-color:rgba(15,58,51,.3);}
  .side-index .side-note{display:none;}
  .qa-group h2{font-size:22px;}
}

/* ---------- Myth table ---------- */
.myth-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.myth-table{width:100%;border-collapse:collapse;min-width:520px;}
.myth-wrap{overflow-x:auto;}
.myth-table th{
  background:var(--brand);
  color:var(--light-text);
  font-size:13px;
  font-weight:600;
  text-align:left;
  padding:14px 20px;
  white-space:nowrap;
}
.myth-table td{
  padding:16px 20px;
  font-size:14.5px;
  line-height:1.8;
  color:var(--muted);
  border-top:1px solid var(--line);
  vertical-align:top;
}
.myth-table tbody tr:nth-child(even) td{background:#FBF9F5;}
.myth-table td strong{color:var(--text);font-weight:600;}
@media (max-width:575.98px){
  .myth-table{min-width:460px;}
  .myth-table th,.myth-table td{padding:12px 14px;font-size:13.5px;}
}

/* ---------- Link list ---------- */
.link-list{display:grid;gap:14px;}
.link-item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  padding:20px 22px;
  color:var(--text);
  box-shadow:var(--shadow-1);
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.link-item:hover{
  border-color:rgba(15,58,51,.3);
  box-shadow:var(--shadow-2);
  transform:translateY(-2px);
  color:var(--text);
}
.link-item .li-main{min-width:0;}
.link-item .li-title{
  font-size:16px;
  font-weight:600;
  color:var(--brand);
  margin:0 0 4px;
  line-height:1.5;
}
.link-item .li-desc{
  font-size:13.5px;
  color:var(--faint);
  margin:0;
  line-height:1.7;
}
.link-item .li-arrow{
  flex:0 0 auto;
  width:34px;height:34px;
  border-radius:50%;
  border:1px solid var(--line);
  display:grid;
  place-items:center;
  color:var(--brand);
  transition:background var(--ease),border-color var(--ease),color var(--ease);
}
.link-item:hover .li-arrow{background:var(--brand);border-color:var(--brand);color:#fff;}

/* ---------- Notice ---------- */
.notice-bar{
  display:flex;
  gap:14px;
  background:var(--band);
  border-left:3px solid var(--brand);
  border-radius:10px;
  padding:16px 20px;
  font-size:13px;
  line-height:1.8;
  color:var(--muted);
}
.notice-bar strong{color:var(--brand);font-weight:600;}

/* ---------- CTA / contact ---------- */
.cta-section{padding:72px 0 88px;}
.cta-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--shadow-1);
  padding:40px;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:44px;
  align-items:start;
}
.cta-card h2{
  font-size:30px;
  line-height:1.35;
  font-weight:700;
  color:var(--brand);
  margin:0 0 12px;
}
.cta-card .cta-desc{
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
  margin:0 0 20px;
}
.cta-img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:var(--r-img);
  background:var(--band);
  border:1px solid var(--line);
  margin-bottom:18px;
}
.cta-points{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.cta-points li{
  position:relative;
  padding-left:20px;
  font-size:14px;
  line-height:1.8;
  color:var(--muted);
}
.cta-points li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:8px;height:8px;
  border-radius:2px;
  background:var(--jade);
}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:13px;
  font-weight:500;
  color:var(--muted);
  margin-bottom:6px;
}
.field input,
.field textarea{
  width:100%;
  height:46px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#FFFDFA;
  padding:0 14px;
  font-size:15px;
  color:var(--text);
  font-family:inherit;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.field textarea{
  height:auto;
  min-height:104px;
  padding:12px 14px;
  line-height:1.75;
  resize:vertical;
}
.field input::placeholder,
.field textarea::placeholder{color:#A9B0AB;}
.field input:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(79,168,142,.18);
}
.form-submit{width:100%;margin-top:4px;}
.form-note{
  font-size:12px;
  color:var(--faint);
  line-height:1.75;
  margin:12px 0 0;
}
.form-ok{
  display:flex;
  align-items:center;
  gap:8px;
  background:rgba(79,168,142,.14);
  border:1px solid rgba(79,168,142,.28);
  color:#2C6B58;
  border-radius:10px;
  font-size:13.5px;
  padding:10px 14px;
  margin-bottom:16px;
}
@media (max-width:991.98px){
  .cta-section{padding:56px 0 64px;}
  .cta-card{grid-template-columns:1fr;gap:28px;padding:28px;}
  .cta-card h2{font-size:24px;}
}
@media (max-width:575.98px){
  .cta-card{padding:22px;border-radius:16px;}
}

/* ---------- Float CTA ---------- */
.float-cta{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:1040;
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--brand);
  color:var(--light-text);
  border:1px solid var(--brand);
  border-radius:999px;
  padding:13px 22px;
  font-size:14px;
  font-weight:600;
  box-shadow:0 10px 24px rgba(15,58,51,.22);
  opacity:0;
  transform:translateY(8px);
  pointer-events:none;
  transition:opacity 220ms ease-out,transform 220ms ease-out,background var(--ease);
}
.float-cta:hover{background:var(--brand-deep);color:#fff;}
.float-cta.show{opacity:1;transform:translateY(0);pointer-events:auto;}
.float-cta svg{width:16px;height:16px;}
.mobile-bar{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:1040;
  display:none;
  background:#fff;
  border-top:1px solid var(--line);
  box-shadow:0 -6px 18px rgba(15,58,51,.08);
  padding:8px 16px calc(8px + env(safe-area-inset-bottom));
}
.mobile-bar .btn{width:100%;border-radius:999px;}
.mobile-bar .bar-note{
  font-size:12px;
  color:var(--faint);
  text-align:center;
  margin:4px 0 0;
  line-height:1.6;
}
@media (max-width:991.98px){
  .float-cta{display:none;}
  .mobile-bar{display:block;}
  body{padding-bottom:84px;}
}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--brand);
  color:var(--light-text);
  padding:56px 0 28px;
}
.site-footer .brand{color:var(--light-text);}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-mark{background:rgba(255,255,255,.14);}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr;
  gap:40px;
}
.footer-desc{
  font-size:14px;
  line-height:1.85;
  color:rgba(243,239,231,.72);
  margin:16px 0 0;
  max-width:360px;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin:0 0 14px;
  letter-spacing:.02em;
}
.footer-col a{
  display:block;
  font-size:14px;
  color:rgba(243,239,231,.72);
  padding:6px 0;
  transition:color var(--ease);
}
.footer-col a:hover{color:#fff;}
.footer-tip{
  margin-top:36px;
  padding:14px 18px;
  background:rgba(255,255,255,.06);
  border-left:3px solid var(--accent);
  border-radius:8px;
  font-size:12.5px;
  line-height:1.85;
  color:rgba(243,239,231,.72);
}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:12.5px;
  color:rgba(243,239,231,.6);
}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-grid > div:first-child{grid-column:1 / -1;}
}
@media (max-width:575.98px){
  .site-footer{padding:44px 0 24px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;}
}