/* roulang page: index */
:root{
  --hth-deep:#0F3B36;
  --hth-deep-2:#092723;
  --hth-deep-3:#1C5B52;
  --hth-orange:#E8622B;
  --hth-orange-dark:#C24A18;
  --hth-mist:#8FBDB2;
  --hth-bg:#F7F3EA;
  --hth-card:#FFFFFF;
  --hth-line:#E4DED1;
  --hth-ink:#1B1F1D;
  --hth-ink-2:#5A6663;
  --hth-soft:#EAF3F0;
  --hth-font-sans:"PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --hth-radius-lg:24px;
  --hth-radius:16px;
  --hth-radius-sm:10px;
  --hth-shadow:0 2px 4px rgba(15,59,54,.05),0 12px 28px rgba(15,59,54,.06);
  --hth-shadow-hi:0 6px 12px rgba(15,59,54,.08),0 22px 44px rgba(15,59,54,.12);
  --hth-sidebar-w:240px;
  --bs-body-font-family:var(--hth-font-sans);
  --bs-body-color:var(--hth-ink);
  --bs-body-bg:var(--hth-bg);
  --bs-link-color:var(--hth-deep);
  --bs-link-hover-color:var(--hth-orange-dark);
  --bs-border-radius:var(--hth-radius);
  --bs-primary:#E8622B;
  --bs-primary-rgb:232,98,43;
  --bs-accordion-btn-focus-box-shadow:0 0 0 3px rgba(232,98,43,.25);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--hth-bg);
  color:var(--hth-ink);
  font-family:var(--hth-font-sans);
  font-size:16px;
  line-height:1.8;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,textarea,select{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--hth-deep);letter-spacing:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(232,98,43,.35);outline-offset:2px;border-radius:6px}

/* ---------- 结构壳 ---------- */
.app-shell{display:block}
.app-sidebar{
  position:fixed;top:0;left:0;width:var(--hth-sidebar-w);height:100vh;
  background:#fff;border-right:1px solid var(--hth-line);
  display:flex;flex-direction:column;padding:22px 16px 20px;z-index:1040;
}
.app-main{margin-left:var(--hth-sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 40px}

/* ---------- 侧栏品牌 ---------- */
.sidebar-brand{display:flex;align-items:center;gap:10px;padding:4px 8px 20px;border-bottom:1px solid var(--hth-line);margin-bottom:18px}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  background:var(--hth-deep);color:#F7F3EA;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;letter-spacing:0;
}
.brand-text{font-size:18px;font-weight:800;color:var(--hth-deep);line-height:1.2}
.sidebar-nav{display:flex;flex-direction:column;gap:6px;flex:1 1 auto;overflow-y:auto}
.nav-item{
  position:relative;display:flex;align-items:center;gap:11px;height:44px;padding:0 14px;
  border-radius:var(--hth-radius-sm);color:var(--hth-ink-2);font-size:15px;font-weight:500;
  transition:background .2s ease,color .2s ease;
}
.nav-item i{width:18px;text-align:center;font-size:14px;color:var(--hth-mist);transition:color .2s ease}
.nav-item:hover{background:#F2F6F4;color:var(--hth-deep)}
.nav-item:hover i{color:var(--hth-deep-3)}
.nav-item.active{background:var(--hth-soft);color:var(--hth-deep);font-weight:700}
.nav-item.active i{color:var(--hth-deep)}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;
  border-radius:3px;background:var(--hth-orange);
}
.sidebar-foot{padding-top:16px;border-top:1px solid var(--hth-line);margin-top:14px}
.sidebar-note{font-size:13px;line-height:1.6;color:var(--hth-ink-2);margin-top:10px;text-align:center}

/* ---------- 按钮 ---------- */
.btn-hth{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--hth-radius-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-hth-primary{background:var(--hth-orange);color:#fff;box-shadow:0 6px 16px rgba(232,98,43,.22)}
.btn-hth-primary:hover{background:var(--hth-orange-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(194,74,24,.28)}
.btn-hth-primary:active{transform:translateY(0)}
.btn-hth-ghost{background:transparent;border-color:var(--hth-deep);color:var(--hth-deep)}
.btn-hth-ghost:hover{background:var(--hth-soft);color:var(--hth-deep)}
.btn-hth-light{background:#fff;color:var(--hth-deep);border-color:#fff}
.btn-hth-light:hover{background:#F7F3EA;color:var(--hth-deep);transform:translateY(-1px)}
.btn-hth-block{width:100%;padding:0 16px}
.btn-hth[disabled],.btn-hth:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 倒计时条 ---------- */
.countdown-bar{
  position:sticky;top:0;z-index:1030;height:44px;background:var(--hth-deep-2);
  color:#F7F3EA;box-shadow:0 6px 18px rgba(9,39,35,.18);
}
.countdown-inner{
  max-width:1180px;margin:0 auto;padding:0 40px;height:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.cd-left{display:flex;align-items:center;gap:10px;min-width:0}
.cd-tag{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;
  background:rgba(143,189,178,.18);color:var(--hth-mist);font-size:12px;font-weight:600;white-space:nowrap;
}
.cd-text{font-size:13px;color:rgba(247,243,234,.82);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cd-right{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(247,243,234,.7)}
.cd-num{
  display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:26px;padding:0 8px;
  border-radius:8px;background:rgba(143,189,178,.16);color:var(--hth-orange);
  font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:0;
}
.cd-sep{color:rgba(247,243,234,.4)}

/* ---------- 移动端顶栏 ---------- */
.mobile-bar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:1050;
  background:#fff;border-bottom:1px solid var(--hth-line);
  align-items:center;justify-content:space-between;padding:0 16px;
  box-shadow:0 4px 14px rgba(15,59,54,.06);
}
.mobile-brand{display:flex;align-items:center;gap:9px}
.mobile-brand .brand-mark{width:32px;height:32px;flex:0 0 32px;border-radius:10px;font-size:15px}
.mobile-brand .brand-text{font-size:16px}
.mobile-toggle{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--hth-line);background:#fff;
  color:var(--hth-deep);font-size:17px;display:flex;align-items:center;justify-content:center;
}
.mobile-toggle:hover{background:var(--hth-soft)}

/* ---------- 抽屉 ---------- */
.offcanvas.sidebar-drawer{width:280px;background:#fff;border-right:1px solid var(--hth-line)}
.sidebar-drawer .offcanvas-header{padding:18px 18px 14px;border-bottom:1px solid var(--hth-line)}
.sidebar-drawer .offcanvas-body{padding:16px 16px 24px;display:flex;flex-direction:column}
.sidebar-drawer .sidebar-nav{flex:1 1 auto}

/* ---------- 板块通用 ---------- */
.section{padding:80px 0}
.section-tight{padding:56px 0}
.section-head{max-width:720px;margin-bottom:44px}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;border-radius:999px;
  background:var(--hth-soft);color:var(--hth-deep-3);font-size:12px;font-weight:700;margin-bottom:14px;
}
.section-kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--hth-orange)}
.section-title{font-size:28px;line-height:1.35;margin-bottom:12px}
.section-sub{font-size:15px;color:var(--hth-ink-2);line-height:1.8}

/* ---------- Hero ---------- */
.hero{padding:56px 0 80px;position:relative;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.10;
}
.hero .wrap{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.hero-copy{max-width:560px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--hth-line);color:var(--hth-deep-3);
  font-size:13px;font-weight:600;margin-bottom:20px;box-shadow:var(--hth-shadow);
}
.hero-badge i{color:var(--hth-orange);font-size:12px}
.hero h1{font-size:40px;line-height:1.25;margin-bottom:18px}
.hero-sub{font-size:16px;line-height:1.8;color:var(--hth-ink-2);margin-bottom:28px;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tag{
  display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 13px;border-radius:999px;
  background:#fff;border:1px solid var(--hth-line);font-size:13px;color:var(--hth-ink-2);
}
.hero-tag i{font-size:12px;color:var(--hth-mist)}
.hero-visual{position:relative}
.hero-visual::after{
  content:"";position:absolute;right:-38px;top:-38px;width:180px;height:180px;border-radius:28px;
  background:rgba(143,189,178,.20);transform:skewX(-14deg);z-index:0;
}
.hero-media{
  position:relative;z-index:1;border-radius:var(--hth-radius-lg);overflow:hidden;
  border:1px solid var(--hth-line);box-shadow:var(--hth-shadow-hi);background:var(--hth-bg);
  aspect-ratio:4/3;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-hud{
  position:absolute;left:-18px;bottom:26px;z-index:2;background:#fff;border:1px solid var(--hth-line);
  border-radius:var(--hth-radius);padding:14px 18px;box-shadow:var(--hth-shadow-hi);min-width:180px;
}
.hero-hud .hud-label{font-size:12px;color:var(--hth-ink-2);margin-bottom:4px}
.hero-hud .hud-value{font-size:24px;font-weight:800;color:var(--hth-deep);font-variant-numeric:tabular-nums;line-height:1.1}
.hero-hud .hud-value span{font-size:13px;font-weight:600;color:var(--hth-orange);margin-left:4px}

/* ---------- 卖点 ---------- */
.point-list{display:grid;grid-template-columns:1fr 1fr;gap:36px 56px}
.point{position:relative;padding-left:6px}
.point:nth-child(even){margin-top:58px}
.point-num{
  font-size:52px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1.5px var(--hth-orange);
  margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.point h3{font-size:20px;line-height:1.5;margin-bottom:10px}
.point p{font-size:15px;color:var(--hth-ink-2);line-height:1.85}

/* ---------- 图墙 ---------- */
.gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.gallery-item{
  position:relative;overflow:hidden;border-radius:var(--hth-radius);
  border:1px solid var(--hth-line);aspect-ratio:4/3;background:var(--hth-soft);
}
.gallery-item.s4{grid-column:span 4}
.gallery-item.s6{grid-column:span 6}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.gallery-item:hover img{transform:scale(1.06)}
.gallery-cap{
  position:absolute;left:0;right:0;bottom:0;padding:28px 16px 14px;
  background:linear-gradient(to top,rgba(9,39,35,.82),rgba(9,39,35,0));
  color:#F7F3EA;font-size:14px;line-height:1.5;
  opacity:0;transform:translateY(10px);transition:opacity .3s ease,transform .3s ease;
}
.gallery-item:hover .gallery-cap,.gallery-item:focus-within .gallery-cap{opacity:1;transform:none}

/* ---------- 最新信息 ---------- */
.news-list{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.news-card{
  display:flex;gap:16px;padding:16px;background:var(--hth-card);
  border:1px solid var(--hth-line);border-radius:var(--hth-radius);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--hth-shadow-hi);border-color:var(--hth-mist)}
.news-thumb{
  width:120px;height:84px;flex:0 0 120px;border-radius:12px;overflow:hidden;
  background:var(--hth-soft);border:1px solid var(--hth-line);
}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.news-cat{
  display:inline-block;align-self:flex-start;max-width:100%;padding:2px 10px;border-radius:999px;
  border:1px solid rgba(232,98,43,.45);color:var(--hth-orange-dark);
  font-size:12px;font-weight:600;line-height:1.6;margin-bottom:8px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.news-title{
  font-size:16px;line-height:1.55;color:var(--hth-deep);font-weight:700;margin-bottom:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover .news-title{color:var(--hth-orange-dark)}
.news-desc{
  font-size:13.5px;line-height:1.7;color:var(--hth-ink-2);margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--hth-ink-2);
}
.news-more{color:var(--hth-deep-3);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.news-more i{font-size:11px;transition:transform .2s ease}
.news-card:hover .news-more{color:var(--hth-orange-dark)}
.news-card:hover .news-more i{transform:translateX(3px)}
.news-empty{
  grid-column:1 / -1;min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;background:#fff;border:1px dashed var(--hth-line);border-radius:var(--hth-radius);
  color:var(--hth-ink-2);font-size:15px;
}
.news-empty i{font-size:22px;color:var(--hth-mist)}

/* ---------- 报名 CTA ---------- */
.cta-band{background:var(--hth-deep);padding:72px 0;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:rgba(143,189,178,.10);
}
.cta-band::after{
  content:"";position:absolute;left:-60px;bottom:-110px;width:260px;height:260px;border-radius:36px;
  background:rgba(232,98,43,.10);transform:rotate(18deg);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.cta-copy h2{color:#F7F3EA;font-size:28px;line-height:1.35;margin-bottom:14px}
.cta-copy p{color:rgba(247,243,234,.78);font-size:15px;line-height:1.85;margin-bottom:22px}
.cta-points{display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;color:rgba(247,243,234,.86);font-size:14.5px}
.cta-points i{color:var(--hth-orange);font-size:13px;margin-top:6px}
.cta-form-card{background:#fff;border-radius:var(--hth-radius);padding:28px;box-shadow:0 20px 50px rgba(0,0,0,.20)}
.cta-form-card h3{font-size:19px;margin-bottom:6px}
.cta-form-note{font-size:13px;color:var(--hth-ink-2);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;color:var(--hth-ink-2);margin-bottom:7px}
.form-control-hth{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--hth-line);border-radius:var(--hth-radius-sm);
  background:#fff;color:var(--hth-ink);transition:border-color .2s ease,box-shadow .2s ease;
}
textarea.form-control-hth{height:96px;padding:12px 14px;line-height:1.7;resize:vertical}
.form-control-hth::placeholder{color:#A8B0AD}
.form-control-hth:focus{outline:none;border-color:var(--hth-orange);box-shadow:0 0 0 3px rgba(232,98,43,.25)}
.form-help{font-size:12.5px;color:var(--hth-ink-2);margin-top:6px}
.form-privacy{font-size:12.5px;color:var(--hth-ink-2);line-height:1.7;margin-top:12px}
.form-success{
  display:none;margin-top:14px;padding:12px 14px;border-radius:var(--hth-radius-sm);
  background:var(--hth-soft);color:var(--hth-deep);font-size:14px;
}
.form-success.show{display:block}

/* ---------- FAQ ---------- */
.faq-accordion{border-top:1px solid var(--hth-line)}
.faq-accordion .accordion-item{background:transparent;border:none;border-bottom:1px solid var(--hth-line)}
.faq-accordion .accordion-button{
  background:transparent;box-shadow:none;color:var(--hth-ink);font-size:16px;font-weight:600;
  padding:22px 44px 22px 18px;line-height:1.6;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--hth-deep);background:var(--hth-soft);
  box-shadow:inset 3px 0 0 var(--hth-orange);
}
.faq-accordion .accordion-button:focus{box-shadow:inset 3px 0 0 var(--hth-orange),0 0 0 3px rgba(232,98,43,.18)}
.faq-accordion .accordion-button::after{
  content:"";position:absolute;right:18px;width:9px;height:9px;margin:0;
  border-right:2px solid var(--hth-mist);border-bottom:2px solid var(--hth-mist);
  background-image:none;transform:rotate(45deg);transition:transform .2s ease,border-color .2s ease;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--hth-orange)}
.faq-accordion .accordion-body{
  padding:6px 44px 24px 18px;font-size:15px;line-height:1.85;color:var(--hth-ink-2);
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--hth-deep);color:#F7F3EA;padding:60px 0 24px;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(247,243,234,.12);color:#F7F3EA}
.footer-brand .brand-text{color:#F7F3EA;font-size:18px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(247,243,234,.72);max-width:320px}
.footer-col h4{color:#F7F3EA;font-size:15px;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(247,243,234,.74);display:inline-flex;align-items:center;gap:8px}
.footer-links a:hover{color:var(--hth-orange)}
.footer-links i{font-size:12px;color:var(--hth-mist)}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(247,243,234,.14);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(247,243,234,.6);
}
.footer-bottom a{color:rgba(247,243,234,.72)}
.footer-bottom a:hover{color:var(--hth-orange)}

/* ---------- 响应式 ---------- */
@media (max-width:1399.98px){
  .wrap{max-width:1180px}
}
@media (max-width:1199.98px){
  :root{--hth-sidebar-w:200px}
  .app-sidebar{padding:18px 12px}
  .brand-text{font-size:16px}
  .wrap{padding:0 32px}
  .countdown-inner{padding:0 32px}
  .hero h1{font-size:34px}
  .cta-inner{gap:40px}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:32px}
  .footer-grid .footer-col:last-child{grid-column:span 3}
}
@media (max-width:991.98px){
  .app-sidebar{display:none}
  .app-main{margin-left:0;padding-top:56px}
  .mobile-bar{display:flex}
  .countdown-bar{top:56px}
  .section{padding:56px 0}
  .hero{padding:40px 0 60px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{order:-1}
  .hero-visual::after{display:none}
  .hero-copy{max-width:none}
  .hero-media{aspect-ratio:16/10;border-radius:20px}
  .hero-hud{left:14px;bottom:14px;padding:11px 14px;min-width:150px}
  .hero-hud .hud-value{font-size:20px}
  .point-list{grid-template-columns:1fr;gap:28px}
  .point:nth-child(even){margin-top:0}
  .point-num{font-size:44px}
  .news-list{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .cta-band{padding:56px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-grid .footer-col:last-child{grid-column:span 2}
}
@media (max-width:767.98px){
  .wrap{padding:0 20px}
  .countdown-inner{padding:0 20px}
  .cd-text{display:none}
  .section{padding:48px 0}
  .section-head{margin-bottom:32px}
  .section-title{font-size:22px}
  .hero h1{font-size:28px;line-height:1.3}
  .hero-sub{font-size:15px}
  .gallery{gap:14px}
  .gallery-item.s4,.gallery-item.s6{grid-column:span 12}
  .gallery-item{aspect-ratio:16/9}
  .gallery-cap{opacity:1;transform:none;padding:22px 14px 12px}
  .news-card{flex-direction:column;gap:12px}
  .news-thumb{width:100%;flex:0 0 auto;height:160px}
  .cta-form-card{padding:20px}
  .faq-accordion .accordion-button{font-size:15px;padding:18px 40px 18px 14px}
  .faq-accordion .accordion-body{padding:4px 16px 20px 14px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-grid .footer-col:last-child{grid-column:span 1}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:575.98px){
  .hero-actions .btn-hth{width:100%}
  .cd-right{gap:5px;font-size:12px}
  .cd-num{min-width:34px}
  .point-num{font-size:38px}
}

/* roulang page: category1 */
:root{
  --hth-deep:#0F3B36;
  --hth-deeper:#092723;
  --hth-mid:#1C5B52;
  --hth-accent:#E8622B;
  --hth-accent-dark:#C24A18;
  --hth-mist:#8FBDB2;
  --hth-bg:#F7F3EA;
  --hth-card:#FFFFFF;
  --hth-line:#E4DED1;
  --hth-text:#1B1F1D;
  --hth-muted:#5A6663;
  --hth-soft:#EAF3F0;
  --hth-font:"PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --hth-r-badge:999px;
  --hth-r-sm:10px;
  --hth-r-md:16px;
  --hth-r-lg:24px;
  --hth-shadow:0 2px 4px rgba(15,59,54,.05),0 12px 28px rgba(15,59,54,.06);
  --hth-shadow-hover:0 6px 12px rgba(15,59,54,.08),0 20px 40px rgba(15,59,54,.12);
  --hth-side:240px;

  --bs-body-font-family:var(--hth-font);
  --bs-body-color:var(--hth-text);
  --bs-body-bg:var(--hth-bg);
  --bs-link-color:var(--hth-mid);
  --bs-link-hover-color:var(--hth-accent);
  --bs-border-color:var(--hth-line);
  --bs-border-radius:var(--hth-r-sm);
  --bs-primary:var(--hth-accent);
  --bs-primary-rgb:232,98,43;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--hth-font);
  font-size:16px;
  line-height:1.8;
  color:var(--hth-text);
  background:var(--hth-bg);
  letter-spacing:0;
}
img{max-width:100%;display:block}
a{color:var(--hth-mid);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--hth-accent)}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--hth-deep);letter-spacing:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(232,98,43,.35);outline-offset:2px;border-radius:6px}

/* ---------- App Shell ---------- */
.app-shell{min-height:100vh}
.app-sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--hth-side);
  background:var(--hth-card);
  border-right:1px solid var(--hth-line);
  display:flex;flex-direction:column;
  padding:26px 18px 22px;
  z-index:1035;
}
.sidebar-brand{
  display:flex;align-items:center;gap:10px;
  padding:0 8px 22px;
  border-bottom:1px solid var(--hth-line);
  margin-bottom:22px;
}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:var(--hth-deep);
  color:#F7F3EA;font-size:16px;
}
.brand-text{font-size:18px;font-weight:700;color:var(--hth-deep);line-height:1.2}
.brand-sub{display:block;font-size:12px;font-weight:400;color:var(--hth-muted);line-height:1.5;margin-top:2px}

.sidebar-nav{display:flex;flex-direction:column;gap:6px}
.nav-item{
  position:relative;
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 14px;
  border-radius:var(--hth-r-sm);
  font-size:15px;font-weight:500;
  color:var(--hth-mid);
  transition:background .2s ease,color .2s ease;
}
.nav-item i{width:18px;text-align:center;font-size:15px;color:var(--hth-mist);transition:color .2s ease}
.nav-item:hover{background:#F2F6F4;color:var(--hth-deep)}
.nav-item:hover i{color:var(--hth-mid)}
.nav-item.active{background:var(--hth-soft);color:var(--hth-deep);font-weight:700}
.nav-item.active i{color:var(--hth-deep)}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;
  border-radius:3px;background:var(--hth-accent);
}
.sidebar-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--hth-line)}
.sidebar-note{font-size:13px;line-height:1.6;color:var(--hth-muted);margin-top:10px}

.app-main{margin-left:var(--hth-side);min-height:100vh;background:var(--hth-bg)}

/* 移动端顶栏 */
.mobile-topbar{
  display:none;
  position:fixed;top:0;left:0;right:0;height:56px;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--hth-line);
  align-items:center;justify-content:space-between;
  padding:0 16px;z-index:1040;
  backdrop-filter:blur(6px);
}
.mobile-topbar .brand-mini{display:flex;align-items:center;gap:8px}
.mobile-topbar .brand-mini .brand-mark{width:32px;height:32px;flex:0 0 32px;border-radius:10px;font-size:14px}
.mobile-topbar .brand-mini span{font-size:16px;font-weight:700;color:var(--hth-deep)}
.menu-btn{
  width:42px;height:42px;border:1px solid var(--hth-line);background:#fff;
  border-radius:12px;color:var(--hth-deep);font-size:16px;
  display:inline-flex;align-items:center;justify-content:center;
}
.menu-btn:hover{background:var(--hth-soft)}

.offcanvas.nav-drawer{width:280px;background:var(--hth-card);border-right:1px solid var(--hth-line)}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--hth-line);padding:18px}
.nav-drawer .offcanvas-body{padding:18px}
.nav-drawer .offcanvas-title{font-size:17px;font-weight:700;color:var(--hth-deep)}
.btn-close:focus{box-shadow:none;outline:3px solid rgba(232,98,43,.35)}

/* ---------- 容器 ---------- */
.wrap{
  max-width:1180px;margin:0 auto;
  padding:0 40px;
}
.section{padding:84px 0}
.section-sm{padding:60px 0}
.section-head{max-width:720px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--hth-accent);
  letter-spacing:.06em;text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--hth-accent);border-radius:2px}
h2.section-title{font-size:28px;line-height:1.35;margin-bottom:14px}
.section-desc{font-size:16px;color:var(--hth-muted);line-height:1.8}

/* ---------- Hero ---------- */
.hero{position:relative;padding:64px 0 72px;overflow:hidden}
.hero::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle at center,rgba(143,189,178,.28),rgba(143,189,178,0) 68%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;position:relative;z-index:1}
.hero-copy{max-width:560px}
.hero h1{font-size:40px;line-height:1.25;margin-bottom:18px}
.hero h1 .hl{color:var(--hth-accent)}
.hero-sub{font-size:17px;color:var(--hth-muted);line-height:1.8;margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--hth-r-badge);
  background:#fff;border:1px solid var(--hth-line);
  font-size:13px;color:var(--hth-mid);
}
.tag i{color:var(--hth-mist)}
.hero-media{position:relative}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--hth-r-lg);
  box-shadow:var(--hth-shadow);
  position:relative;z-index:1;
}
.hero-media::before{
  content:"";position:absolute;left:-18px;bottom:-18px;width:62%;height:62%;
  border-radius:var(--hth-r-lg);
  background:linear-gradient(135deg,rgba(232,98,43,.18),rgba(15,59,54,.14));
  z-index:0;
}

/* ---------- 指标条 ---------- */
.metrics{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  background:var(--hth-card);
  border:1px solid var(--hth-line);
  border-radius:var(--hth-r-lg);
  padding:28px 30px;
  box-shadow:var(--hth-shadow);
  margin-top:-28px;position:relative;z-index:2;
}
.metric-num{
  font-size:30px;font-weight:700;color:var(--hth-deep);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.metric-num span{font-size:15px;font-weight:600;color:var(--hth-accent);margin-left:2px}
.metric-label{font-size:13px;color:var(--hth-muted);margin-top:6px}

/* ---------- 按钮 ---------- */
.btn-hth{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;
  border-radius:var(--hth-r-sm);
  font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-hth-primary{background:var(--hth-accent);color:#fff}
.btn-hth-primary:hover{background:var(--hth-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(232,98,43,.28)}
.btn-hth-primary:active{transform:translateY(0)}
.btn-hth-ghost{background:transparent;border-color:var(--hth-deep);color:var(--hth-deep)}
.btn-hth-ghost:hover{background:var(--hth-soft);color:var(--hth-deep);transform:translateY(-1px)}
.btn-hth-light{background:#fff;color:var(--hth-deep)}
.btn-hth-light:hover{background:var(--hth-soft);color:var(--hth-deep);transform:translateY(-1px)}
.btn-hth-block{width:100%}
.btn-hth[disabled],.btn-hth.disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 图文交替模块 ---------- */
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:44px 0;
  border-bottom:1px dashed var(--hth-line);
}
.feature-row:last-of-type{border-bottom:none}
.feature-row.reverse .feature-media{order:2}
.feature-row.reverse .feature-copy{order:1}
.feature-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--hth-r-lg);
  box-shadow:var(--hth-shadow);
  transition:transform .35s ease;
}
.feature-row:hover .feature-media img{transform:translateY(-4px)}
.feature-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  background:var(--hth-soft);color:var(--hth-deep);
  font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.feature-copy h3{font-size:22px;line-height:1.5;margin-bottom:12px}
.feature-copy p{color:var(--hth-muted);margin-bottom:18px}
.feature-list{display:flex;flex-direction:column;gap:10px}
.feature-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--hth-text)}
.feature-list li i{color:var(--hth-accent);font-size:14px;margin-top:5px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.chip{
  padding:5px 12px;border-radius:var(--hth-r-badge);
  border:1px solid var(--hth-line);background:#fff;
  font-size:13px;color:var(--hth-mid);
}

/* ---------- 核对要点卡 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.check-card{
  background:var(--hth-card);
  border:1px solid var(--hth-line);
  border-radius:var(--hth-r-md);
  padding:30px 26px;
  box-shadow:var(--hth-shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--hth-shadow-hover);border-color:var(--hth-mist)}
.check-icon{
  width:46px;height:46px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--hth-soft);color:var(--hth-deep);font-size:18px;
  margin-bottom:18px;
}
.check-card h3{font-size:19px;margin-bottom:10px;line-height:1.5}
.check-card p{font-size:15px;color:var(--hth-muted)}

/* ---------- FAQ ---------- */
.faq-panel{
  background:var(--hth-card);
  border:1px solid var(--hth-line);
  border-radius:var(--hth-r-md);
  padding:10px 26px;
  box-shadow:var(--hth-shadow);
}
.faq-panel .accordion-item{background:transparent;border:none;border-bottom:1px solid var(--hth-line)}
.faq-panel .accordion-item:last-child{border-bottom:none}
.faq-panel .accordion-button{
  background:transparent;color:var(--hth-deep);
  font-size:16px;font-weight:600;
  padding:22px 8px 22px 0;
  box-shadow:none;border-radius:0;
  position:relative;
}
.faq-panel .accordion-button::after{
  background-image:none;
  content:"\f078";
  font-family:"Font Awesome 6 Free";font-weight:900;
  width:auto;height:auto;
  font-size:13px;color:var(--hth-mist);
  transition:transform .2s ease,color .2s ease;
  display:flex;align-items:center;justify-content:center;
  transform:none;
}
.faq-panel .accordion-button:not(.collapsed){
  color:var(--hth-mid);background:transparent;box-shadow:none;
}
.faq-panel .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:-26px;top:24px;bottom:24px;width:3px;
  background:var(--hth-accent);border-radius:3px;
}
.faq-panel .accordion-button:not(.collapsed)::after{
  color:var(--hth-accent);transform:rotate(180deg);
}
.faq-panel .accordion-button:focus{box-shadow:none;outline:3px solid rgba(232,98,43,.25);outline-offset:-3px}
.faq-panel .accordion-body{
  padding:0 0 24px;font-size:15px;color:var(--hth-muted);line-height:1.85;
}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;
  background:var(--hth-deep);
  border-radius:var(--hth-r-lg);
  padding:54px 56px;
  overflow:hidden;
  color:#F7F3EA;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.16;
}
.cta-band::after{
  content:"";position:absolute;left:0;top:0;bottom:0;width:6px;
  background:var(--hth-accent);
}
.cta-inner{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:32px;align-items:center;justify-content:space-between}
.cta-inner h2{color:#F7F3EA;font-size:26px;line-height:1.4;margin-bottom:10px}
.cta-inner p{color:rgba(247,243,234,.78);font-size:15px;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--hth-muted);padding-top:26px}
.crumb a{color:var(--hth-muted)}
.crumb a:hover{color:var(--hth-accent)}
.crumb .sep{color:var(--hth-mist)}
.crumb .now{color:var(--hth-deep);font-weight:600}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--hth-deep);color:#F7F3EA;margin-top:84px;padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(247,243,234,.12);color:#F7F3EA}
.footer-brand .brand-text{color:#F7F3EA;font-size:18px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(247,243,234,.72);max-width:340px}
.site-footer h4{font-size:15px;color:#F7F3EA;margin-bottom:18px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(247,243,234,.74);display:inline-flex;align-items:center;gap:8px}
.footer-links a i{font-size:11px;color:var(--hth-mist)}
.footer-links a:hover{color:var(--hth-accent)}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(247,243,234,.16);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(247,243,234,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1399.98px){
  .wrap{max-width:1120px}
}
@media (max-width:1199.98px){
  :root{--hth-side:200px}
  .wrap{padding:0 32px}
  .hero h1{font-size:34px}
  .metrics{grid-template-columns:repeat(2,1fr);gap:24px}
}
@media (max-width:991.98px){
  .app-sidebar{display:none}
  .mobile-topbar{display:flex}
  .app-main{margin-left:0;padding-top:56px}
  .wrap{padding:0 20px}
  .hero{padding:40px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-media{order:-1}
  .hero-media::before{display:none}
  .hero h1{font-size:28px}
  .section{padding:56px 0}
  .section-sm{padding:42px 0}
  h2.section-title{font-size:22px}
  .feature-row{grid-template-columns:1fr;gap:26px;padding:32px 0}
  .feature-row.reverse .feature-media{order:0}
  .feature-row.reverse .feature-copy{order:0}
  .check-grid{grid-template-columns:1fr}
  .cta-band{padding:38px 26px}
  .cta-band::after{width:4px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .site-footer{padding:48px 0 22px;margin-top:56px}
}
@media (max-width:575.98px){
  body{font-size:15px}
  .metrics{grid-template-columns:1fr;margin-top:0;padding:24px 22px}
  .metric-num{font-size:26px}
  .hero h1{font-size:26px}
  .hero-sub{font-size:15px}
  .hero-cta .btn-hth{width:100%}
  .cta-actions{width:100%}
  .cta-actions .btn-hth{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .feature-copy h3{font-size:19px}
  .faq-panel{padding:6px 18px}
  .faq-panel .accordion-button{font-size:15px}
  .faq-panel .accordion-button:not(.collapsed)::before{left:-18px}
}

/* roulang page: article */
:root{
  --hth-dark:#0F3B36;
  --hth-dark-2:#092723;
  --hth-dark-3:#1C5B52;
  --hth-orange:#E8622B;
  --hth-orange-d:#C24A18;
  --hth-mist:#8FBDB2;
  --hth-bg:#F7F3EA;
  --hth-card:#FFFFFF;
  --hth-line:#E4DED1;
  --hth-text:#1B1F1D;
  --hth-muted:#5A6663;
  --hth-soft:#EAF3F0;
  --hth-radius:16px;
  --hth-radius-lg:24px;
  --hth-radius-btn:10px;
  --hth-shadow:0 2px 4px rgba(15,59,54,.05),0 12px 28px rgba(15,59,54,.06);
  --hth-shadow-lg:0 6px 14px rgba(15,59,54,.08),0 22px 46px rgba(15,59,54,.10);
  --hth-font:"PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;

  --bs-body-font-family:var(--hth-font);
  --bs-body-color:#1B1F1D;
  --bs-body-bg:#F7F3EA;
  --bs-link-color:#0F3B36;
  --bs-link-hover-color:#E8622B;
  --bs-border-color:#E4DED1;
  --bs-border-radius:10px;
  --bs-primary:#E8622B;
  --bs-primary-rgb:232,98,43;
  --bs-font-sans-serif:var(--hth-font);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--hth-font);
  font-size:16px;
  line-height:1.8;
  color:var(--hth-text);
  background:var(--hth-bg);
  letter-spacing:0;
}
img{max-width:100%;display:block;}
a{color:var(--hth-dark);text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease;}
a:hover{color:var(--hth-orange);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;color:var(--hth-dark);}
p{margin:0;}
ul,ol{margin:0;padding:0;}
button{font:inherit;}
:focus-visible{outline:3px solid rgba(232,98,43,.35);outline-offset:2px;border-radius:8px;}
::selection{background:rgba(232,98,43,.22);}

/* ============ 结构壳 ============ */
.app-shell{min-height:100vh;}
.app-sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:240px;
  display:flex;
  flex-direction:column;
  gap:18px;
  padding:22px 16px 20px;
  background:#fff;
  border-right:1px solid var(--hth-line);
  z-index:1040;
}
.app-main{
  margin-left:240px;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
.wrap{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 40px;
}
.page{flex:1 1 auto;padding-top:28px;padding-bottom:8px;}

/* 品牌 */
.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 14px;border-bottom:1px solid var(--hth-line);}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;
  display:flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:linear-gradient(140deg,var(--hth-dark) 0%,var(--hth-dark-3) 100%);
  color:#fff;font-size:15px;
  box-shadow:0 6px 14px rgba(15,59,54,.22);
}
.brand-text{font-size:18px;font-weight:700;color:var(--hth-dark);letter-spacing:0;}
.brand:hover .brand-text{color:var(--hth-orange);}

/* 侧栏导航 */
.sidebar-nav{display:flex;flex-direction:column;gap:6px;}
.nav-item{
  position:relative;
  display:flex;align-items:center;gap:12px;
  height:44px;padding:0 12px;
  border-radius:10px;
  color:var(--hth-muted);
  font-size:15px;font-weight:500;
  transition:background .2s ease,color .2s ease;
}
.nav-item i{width:18px;text-align:center;font-size:15px;color:var(--hth-mist);transition:color .2s ease;}
.nav-item:hover{background:#F2F6F4;color:var(--hth-dark);}
.nav-item:hover i{color:var(--hth-dark-3);}
.nav-item.active{background:var(--hth-soft);color:var(--hth-dark);font-weight:700;}
.nav-item.active i{color:var(--hth-orange);}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;
  border-radius:3px;background:var(--hth-orange);
}
.sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding-top:16px;border-top:1px solid var(--hth-line);}
.sidebar-note{font-size:13px;line-height:1.6;color:var(--hth-muted);padding:0 4px;}

/* 按钮 */
.btn-main,.btn-orange,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;
  border-radius:var(--hth-radius-btn);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-main{background:var(--hth-dark);color:#F7F3EA;}
.btn-main:hover{background:var(--hth-dark-3);color:#fff;transform:translateY(-1px);}
.btn-orange{background:var(--hth-orange);color:#fff;box-shadow:0 8px 18px rgba(232,98,43,.24);}
.btn-orange:hover{background:var(--hth-orange-d);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(194,74,24,.28);}
.btn-ghost{background:transparent;color:var(--hth-dark);border-color:var(--hth-dark);}
.btn-ghost:hover{background:var(--hth-soft);color:var(--hth-dark);transform:translateY(-1px);}
.btn-main:active,.btn-orange:active,.btn-ghost:active{transform:translateY(0);}

/* 移动端顶栏与抽屉 */
.mobile-topbar{
  display:none;
  position:sticky;top:0;z-index:1050;
  height:56px;padding:0 18px;
  align-items:center;justify-content:space-between;
  background:#fff;border-bottom:1px solid var(--hth-line);
  box-shadow:0 2px 10px rgba(15,59,54,.05);
}
.mobile-topbar .brand{padding:0;border:none;}
.nav-toggle{
  width:42px;height:42px;border-radius:10px;
  border:1px solid var(--hth-line);background:#fff;
  color:var(--hth-dark);font-size:17px;
  display:flex;align-items:center;justify-content:center;
}
.nav-toggle:hover{background:var(--hth-soft);}
.nav-drawer{width:288px;background:#fff;border-right:1px solid var(--hth-line);}
.nav-drawer .offcanvas-header{padding:18px 18px 12px;border-bottom:1px solid var(--hth-line);}
.nav-drawer .offcanvas-body{padding:16px 14px 26px;display:flex;flex-direction:column;gap:6px;}
.nav-drawer .sidebar-foot{margin-top:20px;}

/* 面包屑 */
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:14px;color:var(--hth-muted);
  margin-bottom:22px;
}
.crumb a{color:var(--hth-muted);}
.crumb a:hover{color:var(--hth-orange);}
.crumb i{font-size:11px;color:var(--hth-mist);}
.crumb span{color:var(--hth-dark);font-weight:600;}

/* ============ 文章头 ============ */
.post-head{
  position:relative;
  overflow:hidden;
  border-radius:var(--hth-radius-lg);
  padding:42px 40px 36px;
  background:linear-gradient(120deg,rgba(9,39,35,.94) 0%,rgba(15,59,54,.90) 55%,rgba(28,91,82,.82) 100%),
             url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:#F7F3EA;
  box-shadow:var(--hth-shadow);
}
.post-head::after{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;
  border-radius:50%;background:rgba(143,189,178,.16);
}
.post-tag{
  position:relative;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:999px;
  background:rgba(232,98,43,.16);
  border:1px solid rgba(232,98,43,.66);
  color:#FFD9C6;font-size:13px;font-weight:600;
}
.post-title{
  position:relative;z-index:2;
  margin-top:18px;
  font-size:32px;line-height:1.35;
  color:#F7F3EA;
  max-width:820px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-meta{
  position:relative;z-index:2;
  margin-top:18px;
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:#C9DDD7;
}
.post-meta .dot{color:rgba(143,189,178,.7);}
.post-meta i{color:var(--hth-mist);margin-right:5px;}

/* ============ 正文 ============ */
.post-figure{
  margin:26px 0 0;
  border-radius:var(--hth-radius-lg);
  overflow:hidden;
  box-shadow:var(--hth-shadow);
  aspect-ratio:16/7;
  background:var(--hth-soft);
}
.post-figure img{width:100%;height:100%;object-fit:cover;}

.post-content{
  margin-top:28px;
  background:var(--hth-card);
  border:1px solid var(--hth-line);
  border-radius:var(--hth-radius-lg);
  padding:40px 44px 46px;
  box-shadow:var(--hth-shadow);
}
.prose{
  max-width:760px;
  font-size:16px;
  line-height:1.9;
  color:var(--hth-text);
}
.prose p{margin:0 0 1.1em;}
.prose h2{
  font-size:24px;line-height:1.45;
  margin:2em 0 .85em;
  padding-left:14px;
  border-left:4px solid var(--hth-orange);
}
.prose h3{font-size:20px;line-height:1.5;margin:1.8em 0 .7em;}
.prose h4{font-size:17px;margin:1.6em 0 .6em;color:var(--hth-dark-3);}
.prose ul,.prose ol{padding-left:1.4em;margin:0 0 1.2em;}
.prose ul{list-style:none;}
.prose ul li{position:relative;padding-left:16px;margin-bottom:.5em;}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:7px;height:7px;border-radius:50%;
  background:var(--hth-mist);
}
.prose ol li{margin-bottom:.5em;}
.prose img{border-radius:var(--hth-radius);margin:1.4em 0;}
.prose a{color:var(--hth-dark-3);text-decoration:underline;text-decoration-color:var(--hth-mist);text-underline-offset:3px;}
.prose a:hover{color:var(--hth-orange);}
.prose blockquote{
  margin:1.6em 0;padding:16px 22px;
  background:var(--hth-soft);
  border-left:4px solid var(--hth-mist);
  border-radius:0 12px 12px 0;
  color:var(--hth-dark);
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose code{
  background:#F1EDE3;color:var(--hth-dark-3);
  padding:2px 7px;border-radius:6px;font-size:.92em;
}
.prose pre{
  background:var(--hth-dark-2);color:#E7F2EE;
  padding:18px 20px;border-radius:14px;overflow:auto;
  margin:1.5em 0;
}
.prose pre code{background:none;color:inherit;padding:0;}
.prose table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;}
.prose th,.prose td{border:1px solid var(--hth-line);padding:10px 14px;text-align:left;}
.prose th{background:var(--hth-soft);color:var(--hth-dark);font-weight:700;}
.prose iframe,.prose video{max-width:100%;border-radius:14px;border:0;}
.prose hr{border:0;border-top:1px solid var(--hth-line);margin:2em 0;}

/* 空态 */
.empty-state{
  max-width:760px;
  min-height:220px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;
  padding:44px 24px;
  border-radius:var(--hth-radius);
  background:var(--hth-bg);
  border:1px dashed var(--hth-line);
}
.empty-state i{font-size:30px;color:var(--hth-mist);}
.empty-state h2{font-size:20px;}
.empty-state p{font-size:14px;color:var(--hth-muted);max-width:420px;}

/* ============ 相关推荐 ============ */
.section-head{margin:64px 0 24px;}
.section-head h2{font-size:26px;}
.section-head p{margin-top:8px;font-size:14px;color:var(--hth-muted);}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.rel-card{
  display:flex;gap:16px;align-items:stretch;
  background:var(--hth-card);
  border:1px solid var(--hth-line);
  border-radius:var(--hth-radius);
  padding:16px;
  box-shadow:var(--hth-shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--hth-shadow-lg);border-color:var(--hth-mist);}
.rel-thumb{
  flex:0 0 120px;width:120px;height:84px;
  border-radius:12px;overflow:hidden;background:var(--hth-soft);
}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.06);}
.rel-body{display:flex;flex-direction:column;gap:6px;min-width:0;}
.rel-body h3{
  font-size:16px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-body p{
  font-size:13px;line-height:1.7;color:var(--hth-muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-more{
  margin-top:auto;font-size:13px;font-weight:600;color:var(--hth-orange);
  display:inline-flex;align-items:center;gap:6px;
}
.rel-card:hover .rel-more{color:var(--hth-orange-d);}

/* ============ CTA 条 ============ */
.post-cta{
  margin-top:56px;
  border-radius:var(--hth-radius-lg);
  padding:38px 40px;
  background:linear-gradient(120deg,var(--hth-dark-2) 0%,var(--hth-dark) 60%,var(--hth-dark-3) 100%);
  color:#F7F3EA;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--hth-shadow);
}
.post-cta h2{color:#F7F3EA;font-size:24px;}
.post-cta p{margin-top:8px;font-size:14px;color:#C9DDD7;max-width:560px;}

/* ============ 返回入口 ============ */
.post-actions{
  margin-top:34px;
  display:flex;flex-wrap:wrap;gap:14px;
  align-items:center;
}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:80px;
  background:var(--hth-dark);
  color:#F7F3EA;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:38px;
  padding:56px 0 34px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.10);box-shadow:none;}
.footer-brand .brand-text{color:#F7F3EA;font-size:17px;font-weight:700;}
.footer-desc{font-size:13.5px;line-height:1.85;color:#B9CFC9;max-width:340px;}
.footer-col h4{font-size:15px;color:#F7F3EA;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:13.5px;color:#B9CFC9;display:inline-flex;align-items:center;gap:8px;}
.footer-links a i{font-size:11px;color:var(--hth-mist);}
.footer-links a:hover{color:var(--hth-orange);}
.footer-bottom{
  border-top:1px solid rgba(247,243,234,.14);
  padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#9FBBB5;
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .app-sidebar{width:200px;padding:20px 14px;}
  .app-main{margin-left:200px;}
  .brand-text{font-size:16px;}
  .wrap{padding:0 32px;}
}
@media (max-width:991.98px){
  .app-sidebar{display:none;}
  .app-main{margin-left:0;}
  .mobile-topbar{display:flex;}
  .page{padding-top:20px;}
  .post-head{padding:32px 26px 28px;}
  .post-title{font-size:28px;}
  .post-content{padding:28px 24px 32px;}
  .related-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;padding:44px 0 28px;}
}
@media (max-width:767.98px){
  body{font-size:15px;}
  .wrap{padding:0 20px;}
  .post-figure{aspect-ratio:16/9;border-radius:16px;}
  .post-cta{padding:28px 24px;}
  .post-cta h2{font-size:20px;}
  .section-head{margin:46px 0 18px;}
  .section-head h2{font-size:22px;}
  .related-grid{grid-template-columns:1fr;gap:14px;}
  .prose h2{font-size:21px;}
  .prose h3{font-size:18px;}
  .site-footer{margin-top:56px;}
}
@media (max-width:575.98px){
  .post-title{font-size:25px;}
  .post-head{padding:26px 20px 24px;}
  .post-content{padding:22px 18px 26px;border-radius:18px;}
  .rel-card{flex-direction:column;}
  .rel-thumb{width:100%;flex:0 0 auto;height:150px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .btn-main,.btn-orange,.btn-ghost{width:100%;}
  .post-actions{gap:12px;}
}

/* roulang page: category2 */
:root{
  --hth-primary:#0F3B36;
  --hth-primary-dark:#092723;
  --hth-primary-light:#1C5B52;
  --hth-accent:#E8622B;
  --hth-accent-dark:#C24A18;
  --hth-mist:#8FBDB2;
  --hth-bg:#F7F3EA;
  --hth-surface:#FFFFFF;
  --hth-line:#E4DED1;
  --hth-text:#1B1F1D;
  --hth-muted:#5A6663;
  --hth-soft:#EAF3F0;
  --hth-radius-card:16px;
  --hth-radius-btn:10px;
  --hth-radius-block:24px;
  --hth-shadow:0 2px 4px rgba(15,59,54,.05),0 12px 28px rgba(15,59,54,.06);
  --hth-shadow-lg:0 6px 14px rgba(15,59,54,.08),0 20px 44px rgba(15,59,54,.10);
  --hth-font-sans:"PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --bs-body-font-family:var(--hth-font-sans);
  --bs-body-color:var(--hth-text);
  --bs-body-bg:var(--hth-bg);
  --bs-link-color:var(--hth-primary);
  --bs-link-hover-color:var(--hth-accent-dark);
  --bs-border-radius:10px;
  --bs-border-color:var(--hth-line);
  --bs-primary:var(--hth-accent);
  --bs-primary-rgb:232,98,43;
  --bs-font-sans-serif:var(--hth-font-sans);
  --bs-heading-color:var(--hth-primary);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--hth-font-sans);
  font-size:16px;
  line-height:1.8;
  letter-spacing:0;
  color:var(--hth-text);
  background-color:var(--hth-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--hth-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--hth-accent-dark);}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--hth-primary);letter-spacing:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(232,98,43,.35);outline-offset:2px;border-radius:6px;}

/* ---------- 布局壳 ---------- */
.app-shell{position:relative;min-height:100vh;}
.app-sidebar{
  position:fixed;top:0;left:0;bottom:0;width:240px;
  background:var(--hth-surface);
  border-right:1px solid var(--hth-line);
  padding:26px 18px 22px;
  display:flex;flex-direction:column;gap:22px;
  z-index:1040;
}
.app-main{margin-left:240px;min-height:100vh;display:flex;flex-direction:column;}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 40px;}

/* ---------- 侧栏品牌与导航 ---------- */
.brand{display:flex;align-items:center;gap:10px;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 38px;
  background:var(--hth-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:16px;
  box-shadow:0 6px 14px rgba(15,59,54,.22);
}
.brand-text{font-size:18px;font-weight:700;color:var(--hth-primary);line-height:1.2;}
.brand-sub{display:block;font-size:12px;font-weight:400;color:var(--hth-muted);}

.sidebar-nav{display:flex;flex-direction:column;gap:6px;}
.sidebar-nav .nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:44px;padding:0 14px;border-radius:10px;
  font-size:15px;color:var(--hth-muted);font-weight:500;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.sidebar-nav .nav-item i{width:18px;text-align:center;font-size:15px;color:var(--hth-mist);transition:color .2s ease;}
.sidebar-nav .nav-item:hover{background:#F2F6F4;color:var(--hth-primary);}
.sidebar-nav .nav-item:hover i{color:var(--hth-primary-light);}
.sidebar-nav .nav-item.active{
  background:var(--hth-soft);color:var(--hth-primary);font-weight:700;
}
.sidebar-nav .nav-item.active i{color:var(--hth-primary);}
.sidebar-nav .nav-item.active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:999px;background:var(--hth-accent);
}
.sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;}
.sidebar-note{font-size:12px;line-height:1.6;color:var(--hth-muted);}

/* ---------- 按钮 ---------- */
.btn-hth-primary,.btn-hth-ghost,.btn-hth-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--hth-radius-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:all .25s ease;
}
.btn-hth-primary{background:var(--hth-accent);color:#fff;box-shadow:0 6px 16px rgba(232,98,43,.24);}
.btn-hth-primary:hover{background:var(--hth-accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(194,74,24,.28);}
.btn-hth-ghost{background:transparent;border-color:var(--hth-primary);color:var(--hth-primary);}
.btn-hth-ghost:hover{background:var(--hth-soft);color:var(--hth-primary);transform:translateY(-1px);}
.btn-hth-light{background:#fff;color:var(--hth-primary);border-color:#fff;}
.btn-hth-light:hover{background:#fff;color:var(--hth-accent-dark);transform:translateY(-1px);}
.btn-hth-primary:disabled,.btn-hth-ghost:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-block{width:100%;}

/* ---------- 移动端顶栏 ---------- */
.mobile-bar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:1050;
  background:var(--hth-surface);border-bottom:1px solid var(--hth-line);
  align-items:center;justify-content:space-between;padding:0 16px;
}
.mobile-bar .brand-text{font-size:16px;}
.hamburger{
  width:42px;height:42px;border-radius:10px;border:1px solid var(--hth-line);
  background:#fff;color:var(--hth-primary);display:flex;align-items:center;justify-content:center;font-size:16px;
}
.offcanvas{border-radius:0 24px 24px 0;}
.offcanvas .sidebar-nav{margin-top:6px;}
.offcanvas-header{border-bottom:1px solid var(--hth-line);}

/* ---------- 通用区块 ---------- */
.section{padding:80px 0;}
.section-tight{padding:60px 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;background:var(--hth-soft);
  color:var(--hth-primary-light);font-size:13px;font-weight:600;
}
.eyebrow i{color:var(--hth-accent);}
.h2{font-size:28px;line-height:1.35;margin:16px 0 12px;}
.section-head p{color:var(--hth-muted);font-size:16px;}

/* ---------- Hero ---------- */
.hero-section{
  position:relative;overflow:hidden;
  padding:56px 0 76px;
  background:
    radial-gradient(900px 380px at 88% -10%, rgba(143,189,178,.28), transparent 70%),
    var(--hth-bg);
}
.hero-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:40px;align-items:center;}
.hero-copy{grid-column:span 6;max-width:560px;}
.hero-copy h1{font-size:40px;line-height:1.25;margin:18px 0 16px;}
.hero-copy h1 .hl{color:var(--hth-accent);}
.hero-sub{font-size:17px;color:var(--hth-muted);max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 14px;border-radius:999px;border:1px solid var(--hth-line);
  background:#fff;color:var(--hth-primary-light);font-size:13px;font-weight:600;
}
.tag i{color:var(--hth-mist);}
.hero-visual{grid-column:span 6;position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--hth-radius-block);
  box-shadow:var(--hth-shadow-lg);position:relative;z-index:2;
}
.hero-visual::before{
  content:"";position:absolute;right:-26px;top:-26px;width:62%;height:70%;
  background:linear-gradient(135deg,rgba(28,91,82,.16),rgba(232,98,43,.10));
  border-radius:var(--hth-radius-block);transform:skewY(-6deg);z-index:1;
}
.hero-float{
  position:absolute;left:-18px;bottom:26px;z-index:3;
  background:#fff;border-radius:16px;padding:14px 18px;box-shadow:var(--hth-shadow-lg);
  border:1px solid var(--hth-line);min-width:180px;
}
.hero-float strong{display:block;font-size:22px;color:var(--hth-accent);font-variant-numeric:tabular-nums;line-height:1.2;}
.hero-float span{font-size:13px;color:var(--hth-muted);}

/* ---------- 时间轴 ---------- */
.flow-section{background:var(--hth-surface);border-top:1px solid var(--hth-line);border-bottom:1px solid var(--hth-line);}
.flow-timeline{position:relative;max-width:920px;margin:0 auto;}
.flow-timeline::before{
  content:"";position:absolute;left:15px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,var(--hth-mist),var(--hth-line));
}
.flow-step{position:relative;padding-left:64px;margin-bottom:30px;}
.flow-step:last-child{margin-bottom:0;}
.flow-step::before{
  content:"";position:absolute;left:7px;top:28px;width:18px;height:18px;border-radius:50%;
  background:var(--hth-accent);border:4px solid #fff;
  box-shadow:0 0 0 2px rgba(232,98,43,.35);
}
.step-card{
  background:#fff;border:1px solid var(--hth-line);border-radius:var(--hth-radius-card);
  padding:24px 26px;box-shadow:var(--hth-shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--hth-shadow-lg);border-color:var(--hth-mist);}
.step-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:10px;}
.step-num{
  font-size:13px;font-weight:700;color:var(--hth-accent);letter-spacing:0;
  padding:4px 10px;border-radius:999px;background:rgba(232,98,43,.10);
  font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:20px;line-height:1.5;}
.step-card p{color:var(--hth-muted);font-size:15px;}
.step-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.step-meta li{
  font-size:13px;color:var(--hth-primary-light);background:var(--hth-soft);
  border-radius:999px;padding:5px 12px;
}
@media (min-width:992px){
  .flow-step:nth-child(even){padding-left:104px;}
  .flow-step:nth-child(even) .step-card{max-width:760px;}
  .flow-step:nth-child(odd) .step-card{max-width:720px;}
}

/* ---------- 准备与人群清单 ---------- */
.prep-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;}
.prep-card{
  background:#fff;border:1px solid var(--hth-line);border-radius:var(--hth-radius-block);
  padding:30px 30px 26px;box-shadow:var(--hth-shadow);
}
.prep-card h3{font-size:20px;margin-bottom:8px;}
.prep-card > p{color:var(--hth-muted);font-size:15px;margin-bottom:18px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;border-top:1px dashed var(--hth-line);font-size:15px;
}
.check-list li:first-child{border-top:0;padding-top:0;}
.check-list i{color:var(--hth-accent);margin-top:5px;font-size:14px;}
.check-list span b{display:block;color:var(--hth-primary);font-weight:600;}
.check-list span em{font-style:normal;color:var(--hth-muted);font-size:14px;}

/* ---------- 进度看板 ---------- */
.board-section{background:var(--hth-primary);color:#F7F3EA;border-radius:0;}
.board-section .h2,.board-section .eyebrow{color:#F7F3EA;}
.board-section .eyebrow{background:rgba(143,189,178,.18);color:#D8EDE7;}
.board-section .section-head p{color:#C7DCD6;}
.board-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:36px;align-items:center;}
.metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.metric{
  background:rgba(255,255,255,.06);border:1px solid rgba(143,189,178,.28);
  border-radius:var(--hth-radius-card);padding:20px 20px 18px;
  transition:background .25s ease,border-color .25s ease,transform .25s ease;
}
.metric:hover{background:rgba(255,255,255,.11);border-color:var(--hth-mist);transform:translateY(-4px);}
.metric strong{
  display:block;font-size:30px;font-weight:700;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.metric strong em{font-style:normal;font-size:15px;color:var(--hth-mist);margin-left:4px;}
.metric span{font-size:13px;color:#C7DCD6;}
.board-visual img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:var(--hth-radius-block);box-shadow:0 24px 50px rgba(9,39,35,.45);}

/* ---------- FAQ ---------- */
.faq-section{background:var(--hth-bg);}
.hth-faq{max-width:900px;}
.hth-faq .accordion-item{
  background:#fff;border:1px solid var(--hth-line);border-radius:var(--hth-radius-card);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--hth-shadow);
}
.hth-faq .accordion-button{
  background:#fff;color:var(--hth-primary);font-size:16px;font-weight:600;
  padding:20px 24px;box-shadow:none;gap:14px;
}
.hth-faq .accordion-button:not(.collapsed){color:var(--hth-primary);background:#fff;}
.hth-faq .accordion-button::after{
  background-image:none;content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--hth-mist);width:auto;height:auto;font-size:15px;
  transition:transform .2s ease,color .2s ease;margin-left:auto;
}
.hth-faq .accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--hth-accent);}
.hth-faq .accordion-button:focus{box-shadow:0 0 0 3px rgba(232,98,43,.20);}
.hth-faq .accordion-button:not(.collapsed)::before{
  content:"";width:3px;height:20px;border-radius:999px;background:var(--hth-accent);margin-right:2px;
}
.hth-faq .accordion-body{
  padding:0 24px 22px;color:var(--hth-muted);font-size:15px;line-height:1.85;
}

/* ---------- CTA 报名 ---------- */
.cta-section{padding:0 0 88px;}
.cta-band{
  background:var(--hth-primary);border-radius:var(--hth-radius-block);
  padding:44px 44px 40px;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,98,43,.35),transparent 68%);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.cta-copy h2{color:#fff;font-size:26px;line-height:1.4;margin-bottom:12px;}
.cta-copy p{color:#C7DCD6;font-size:15px;}
.cta-copy .mini-list{margin-top:18px;display:flex;flex-direction:column;gap:8px;}
.cta-copy .mini-list li{display:flex;gap:10px;align-items:center;color:#D8EDE7;font-size:14px;}
.cta-copy .mini-list i{color:var(--hth-accent);}
.cta-form{background:#fff;border-radius:var(--hth-radius-card);padding:26px;box-shadow:var(--hth-shadow-lg);}
.cta-form h3{font-size:18px;margin-bottom:6px;}
.cta-form .form-hint{font-size:13px;color:var(--hth-muted);margin-bottom:18px;}
.form-field{margin-bottom:16px;}
.form-field label{display:block;font-size:14px;font-weight:600;color:var(--hth-primary);margin-bottom:6px;}
.form-field input,.form-field textarea{
  width:100%;min-height:46px;padding:10px 14px;border-radius:var(--hth-radius-btn);
  border:1px solid var(--hth-line);background:#FDFCF9;color:var(--hth-text);
  font-size:15px;font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-field textarea{min-height:88px;resize:vertical;line-height:1.7;}
.form-field input:focus,.form-field textarea:focus{
  outline:none;border-color:var(--hth-accent);background:#fff;
  box-shadow:0 0 0 3px rgba(232,98,43,.25);
}
.form-field input::placeholder,.form-field textarea::placeholder{color:#A6AFAB;}
.form-note{font-size:12px;color:var(--hth-muted);line-height:1.7;margin-top:12px;}
.form-status{
  margin-top:12px;font-size:13px;color:var(--hth-primary-light);background:var(--hth-soft);
  border-radius:10px;padding:10px 14px;display:none;
}
.form-status.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--hth-primary);color:#F7F3EA;padding:56px 0 26px;margin-top:auto;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);box-shadow:none;color:#fff;}
.footer-brand .brand-text{color:#fff;font-size:18px;}
.footer-desc{color:#C7DCD6;font-size:14px;line-height:1.85;max-width:320px;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#C7DCD6;font-size:14px;display:inline-flex;align-items:center;gap:8px;}
.footer-links a i{color:var(--hth-accent);font-size:11px;transition:transform .2s ease;}
.footer-links a:hover{color:var(--hth-accent);}
.footer-links a:hover i{transform:translateX(3px);}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid rgba(143,189,178,.25);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#9FBEB7;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .app-sidebar{width:200px;padding:22px 14px 18px;}
  .app-main{margin-left:200px;}
  .wrap{padding:0 28px;}
  .hero-copy h1{font-size:34px;}
  .board-grid{grid-template-columns:1fr;}
  .cta-grid{grid-template-columns:1fr;}
}
@media (max-width:991.98px){
  .app-sidebar{display:none;}
  .app-main{margin-left:0;padding-top:56px;}
  .mobile-bar{display:flex;}
  .section{padding:56px 0;}
  .hero-section{padding:32px 0 56px;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-copy,.hero-visual{grid-column:span 12;max-width:none;}
  .hero-visual{order:-1;}
  .hero-float{display:none;}
  .hero-copy h1{font-size:30px;}
  .prep-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767.98px){
  .wrap{padding:0 20px;}
  .h2{font-size:23px;}
  .hero-copy h1{font-size:28px;line-height:1.3;}
  .hero-sub{font-size:16px;}
  .section{padding:48px 0;}
  .flow-step{padding-left:52px;}
  .flow-timeline::before{left:11px;}
  .flow-step::before{left:3px;}
  .step-card{padding:20px;}
  .cta-band{padding:28px 22px 26px;}
  .cta-form{padding:20px;}
  .mobile-bar .brand-text{font-size:15px;}
}
@media (max-width:575.98px){
  .metric-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-actions .btn-hth-primary,.hero-actions .btn-hth-ghost{width:100%;}
  .btn-hth-primary,.btn-hth-ghost{padding:0 18px;}
}

/* roulang page: category3 */
:root{
  --hth:#0F3B36;
  --hth-deep:#092723;
  --hth-light:#1C5B52;
  --hth-orange:#E8622B;
  --hth-orange-deep:#C24A18;
  --hth-mist:#8FBDB2;
  --hth-bg:#F7F3EA;
  --hth-card:#FFFFFF;
  --hth-line:#E4DED1;
  --hth-text:#1B1F1D;
  --hth-muted:#5A6663;
  --hth-tint:#EAF3F0;
  --hth-font-sans:"PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --shadow-sm:0 2px 4px rgba(15,59,54,.05);
  --shadow-md:0 12px 28px rgba(15,59,54,.06);
  --bs-body-font-family:var(--hth-font-sans);
  --bs-body-color:var(--hth-text);
  --bs-body-bg:var(--hth-bg);
  --bs-link-color:var(--hth-light);
  --bs-link-hover-color:var(--hth-orange);
  --bs-border-color:var(--hth-line);
  --bs-border-radius:var(--radius-sm);
  --bs-primary:#0F3B36;
  --bs-primary-rgb:15,59,54;
  --bs-font-sans-serif:var(--hth-font-sans);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--hth-font-sans);
  background:var(--hth-bg);
  color:var(--hth-text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--hth-light);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease}
a:hover{color:var(--hth-orange)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{color:var(--hth);letter-spacing:0;margin:0}
h1{font-size:40px;line-height:1.25;font-weight:700}
h2{font-size:28px;line-height:1.35;font-weight:700}
h3{font-size:20px;line-height:1.5;font-weight:700}
p{margin:0}
button,input{font-family:inherit}
:focus-visible{outline:3px solid rgba(232,98,43,.35);outline-offset:2px}

/* ---------- 结构壳 ---------- */
.app-shell{display:block;min-height:100vh}
.app-sidebar{
  position:fixed;top:0;left:0;bottom:0;width:240px;
  background:var(--hth-card);border-right:1px solid var(--hth-line);
  padding:24px 18px;display:flex;flex-direction:column;z-index:1040;
}
.sidebar-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--hth)}
.brand-mark{
  width:34px;height:34px;border-radius:var(--radius-sm);flex:0 0 34px;
  background:var(--hth);color:#fff;display:grid;place-items:center;font-size:15px;
}
.sidebar-brand:hover{color:var(--hth)}
.sidebar-note{margin-top:8px;font-size:13px;color:var(--hth-muted);line-height:1.6}
.sidebar-nav{display:flex;flex-direction:column;gap:6px;margin-top:28px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;height:44px;
  padding:0 14px;border-radius:var(--radius-sm);color:var(--hth-muted);
  font-size:15px;font-weight:500;
}
.nav-item i{width:18px;text-align:center;color:var(--hth-mist);font-size:14px}
.nav-item:hover{background:#F2F6F4;color:var(--hth)}
.nav-item.active{background:var(--hth-tint);color:var(--hth);font-weight:700}
.nav-item.active i{color:var(--hth)}
.nav-item.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;
  border-radius:0 3px 3px 0;background:var(--hth-orange);
}
.sidebar-foot{margin-top:auto;padding-top:20px}
.sidebar-foot .hint{font-size:13px;color:var(--hth-muted);margin-top:10px;line-height:1.6}

.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-sm);
  background:var(--hth-orange);border:1px solid var(--hth-orange);color:#fff;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease,color .2s ease;
}
.btn-main:hover{background:var(--hth-orange-deep);border-color:var(--hth-orange-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(232,98,43,.24)}
.btn-main:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-sm);
  background:transparent;border:1px solid var(--hth);color:var(--hth);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background-color .2s ease,transform .2s ease,color .2s ease;
}
.btn-ghost:hover{background:var(--hth-tint);color:var(--hth);transform:translateY(-1px)}
.btn-block{width:100%}

.mobile-topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:1041;
  background:var(--hth-card);border-bottom:1px solid var(--hth-line);
  align-items:center;justify-content:space-between;padding:0 16px;
}
.brand-mini{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--hth)}
.menu-btn{
  width:42px;height:42px;border-radius:var(--radius-sm);border:1px solid var(--hth-line);
  background:#fff;color:var(--hth);font-size:17px;display:grid;place-items:center;cursor:pointer;
}
.menu-btn:hover{background:var(--hth-tint)}
.offcanvas{border:0;background:var(--hth-bg)}
.offcanvas-header{border-bottom:1px solid var(--hth-line);padding:16px 20px}
.offcanvas-title{font-size:17px;font-weight:700;color:var(--hth)}
.offcanvas-body{padding:20px}

.app-main{margin-left:240px;min-height:100vh;display:flex;flex-direction:column}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 40px}
.section{padding:88px 0}
.section-tight{padding:56px 0}
.section-head{max-width:760px;margin-bottom:36px}
.section-head p{margin-top:12px;color:var(--hth-muted);font-size:15px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--hth-orange);background:rgba(232,98,43,.08);
  border-radius:999px;padding:5px 14px;margin-bottom:14px;
}

/* ---------- Hero ---------- */
.hero{padding:72px 0 80px;background:linear-gradient(180deg,#FBF8F1 0%,var(--hth-bg) 100%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-copy{max-width:600px}
.hero-copy h1{margin-bottom:18px}
.hero-sub{font-size:17px;color:var(--hth-muted);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-tags li{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--hth-light);
  background:#fff;border:1px solid var(--hth-line);border-radius:999px;padding:7px 14px;
  box-shadow:var(--shadow-sm);
}
.hero-tags i{color:var(--hth-mist)}
.hero-visual{position:relative}
.hero-visual::before{
  content:"";position:absolute;right:-16px;bottom:-18px;width:150px;height:150px;
  background:var(--hth-tint);border-radius:var(--radius-lg);transform:rotate(9deg);
}
.hero-visual img{
  position:relative;z-index:1;width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-lg);border:1px solid var(--hth-line);box-shadow:var(--shadow-md);
}

/* ---------- 规则清单 ---------- */
.rule-list{border-top:1px solid var(--hth-line)}
.rule-item{
  display:grid;grid-template-columns:270px 1fr;gap:32px;align-items:start;
  padding:26px 12px;border-bottom:1px solid var(--hth-line);
  transition:background-color .25s ease,padding-left .25s ease;
}
.rule-item:hover{background:rgba(15,59,54,.025)}
.rule-item h3{font-size:18px;display:flex;align-items:baseline;gap:12px}
.rule-no{
  font-variant-numeric:tabular-nums;font-size:14px;font-weight:700;
  color:var(--hth-orange);flex:0 0 auto;
}
.rule-item p{color:var(--hth-muted);font-size:15px}

/* ---------- 时限数据面板 ---------- */
.section-dark{background:var(--hth);color:var(--hth-bg)}
.section-dark h2,.section-dark h3{color:var(--hth-bg)}
.section-dark .section-head p{color:rgba(247,243,234,.76)}
.section-dark .eyebrow{background:rgba(143,189,178,.16);color:var(--hth-mist)}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric{
  background:rgba(247,243,234,.06);border:1px solid rgba(247,243,234,.16);
  border-radius:var(--radius-md);padding:24px 22px;
  transition:transform .25s ease,border-color .25s ease,background-color .25s ease;
}
.metric:hover{transform:translateY(-4px);border-color:rgba(232,98,43,.5);background:rgba(247,243,234,.09)}
.metric-num{
  font-size:34px;font-weight:700;color:var(--hth-orange);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.metric-num span{font-size:14px;font-weight:600;color:rgba(247,243,234,.72);margin-left:6px}
.metric-label{font-size:15px;font-weight:600;color:var(--hth-bg);margin-top:6px}
.metric p{font-size:14px;color:rgba(247,243,234,.72);margin-top:8px;line-height:1.7}

/* ---------- 准备清单 ---------- */
.prepare-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:52px;align-items:center}
.prepare-media img{
  width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:var(--radius-lg);
  border:1px solid var(--hth-line);box-shadow:var(--shadow-md);
}
.check-list{margin-top:24px;display:flex;flex-direction:column;gap:14px}
.check-list li{
  display:flex;gap:12px;background:#fff;border:1px solid var(--hth-line);
  border-radius:var(--radius-md);padding:16px 18px;box-shadow:var(--shadow-sm);
  font-size:15px;color:var(--hth-text);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.check-list li:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--hth-mist)}
.check-list i{color:var(--hth-orange);margin-top:5px}
.prepare-note{margin-top:20px;font-size:14px;color:var(--hth-muted);border-left:3px solid var(--hth-mist);padding-left:14px}

/* ---------- FAQ 双栏 ---------- */
.faq-columns{display:grid;grid-template-columns:1fr 1fr;gap:24px 28px;align-items:start}
.faq-card{
  background:var(--hth-card);border:1px solid var(--hth-line);border-radius:var(--radius-md);
  padding:6px 24px;box-shadow:var(--shadow-sm);
}
.accordion{--bs-accordion-border-width:0;--bs-accordion-bg:transparent;--bs-accordion-active-bg:transparent;--bs-accordion-active-color:var(--hth);--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-border-color:transparent}
.accordion-item{background:transparent;border:0;border-bottom:1px solid var(--hth-line)}
.accordion-item:last-child{border-bottom:0}
.accordion-button{
  background:transparent;color:var(--hth-text);font-size:16px;font-weight:600;line-height:1.6;
  padding:18px 32px 18px 0;box-shadow:none;
  transition:padding-left .2s ease,color .2s ease;
}
.accordion-button:hover{color:var(--hth)}
.accordion-button:not(.collapsed){
  color:var(--hth);background:transparent;box-shadow:inset 3px 0 0 var(--hth-orange);
  padding-left:14px;
}
.accordion-button::after{
  background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--hth-mist);width:20px;height:20px;display:flex;
  align-items:center;justify-content:center;transform:rotate(0deg);
  transition:transform .2s ease,color .2s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--hth-orange)}
.accordion-body{padding:0 0 20px;font-size:15px;color:var(--hth-muted)}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--hth);border-radius:var(--radius-lg);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;
  gap:32px;box-shadow:var(--shadow-md);
}
.cta-band h2{color:var(--hth-bg);font-size:26px}
.cta-band p{color:rgba(247,243,234,.76);font-size:15px;margin-top:10px;max-width:620px}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}
.cta-band .btn-ghost{border-color:rgba(247,243,234,.5);color:var(--hth-bg)}
.cta-band .btn-ghost:hover{background:rgba(247,243,234,.12);color:#fff}

/* ---------- 返回首页 ---------- */
.back-home{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  background:#fff;border:1px solid var(--hth-line);border-radius:var(--radius-md);
  padding:26px 30px;box-shadow:var(--shadow-sm);
}
.back-home span{font-size:15px;color:var(--hth-muted)}
.back-home strong{color:var(--hth)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--hth);color:var(--hth-bg);padding:64px 0 24px;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--hth-bg)}
.footer-brand .brand-mark{background:var(--hth-orange)}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(247,243,234,.72);max-width:340px}
.site-footer h4{font-size:15px;color:var(--hth-bg);margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:4px}
.footer-links a{
  display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(247,243,234,.74);
  padding:5px 0;
}
.footer-links a i{font-size:11px;color:var(--hth-mist)}
.footer-links a:hover{color:var(--hth-orange)}
.footer-links a:hover i{color:var(--hth-orange)}
.footer-bottom{
  margin-top:42px;padding-top:18px;border-top:1px solid rgba(247,243,234,.16);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(247,243,234,.62);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px) and (min-width:992px){
  .app-sidebar{width:200px}
  .app-main{margin-left:200px}
  .wrap{padding:0 32px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .app-sidebar{display:none}
  .mobile-topbar{display:flex}
  .app-main{margin-left:0;padding-top:56px}
  .wrap{padding:0 24px}
  .section{padding:56px 0}
  .section-tight{padding:40px 0}
  .hero{padding:44px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-visual{order:-1}
  .hero-visual::before{display:none}
  .hero-copy{max-width:100%}
  h1{font-size:30px}
  h2{font-size:23px}
  .rule-item{grid-template-columns:1fr;gap:8px;padding:22px 8px}
  .prepare-grid{grid-template-columns:1fr;gap:32px}
  .faq-columns{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .site-footer{margin-top:60px;padding-top:48px}
}
@media (max-width:575.98px){
  .wrap{padding:0 20px}
  h1{font-size:28px;line-height:1.3}
  h2{font-size:22px}
  h3{font-size:18px}
  body{font-size:15px}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
  .metric-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .back-home{flex-direction:column;align-items:flex-start}
  .back-home .btn-ghost{width:100%}
  .cta-band{padding:26px 20px}
  .faq-card{padding:4px 18px}
}