/* roulang page: index */
:root{
  --ink:#0C3A31;
  --ink-deep:#08271F;
  --accent:#FF6A2B;
  --accent-soft:#FFE7DC;
  --mint:#2FA98C;
  --paper:#F7F5F0;
  --white:#FFFFFF;
  --text:#3A423F;
  --muted:#6E7772;
  --line:#E4E0D6;
  --disabled:#B9BDB9;
  --r-card:16px;
  --r-btn:8px;
  --r-pill:999px;
  --sh-rest:0 1px 2px rgba(12,58,49,.05);
  --sh-hover:0 18px 40px -22px rgba(12,58,49,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --shell:1200px;
  --bs-body-bg:var(--paper);
  --bs-body-color:var(--text);
  --bs-primary:var(--ink);
  --bs-border-radius:var(--r-card);
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --bs-link-color:var(--ink);
  --bs-link-hover-color:var(--accent);
  --bs-body-font-size:17px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:17px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--accent)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.01em;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
time{font-variant-numeric:tabular-nums}
.num{font-family:Inter,"SF Pro Display",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.02em}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 24px}
@media (min-width:1440px){:root{--shell:1280px}}
@media (max-width:767.98px){.shell{padding:0 16px}}
.sec{padding:96px 0}
.sec-sm{padding:72px 0}
@media (max-width:991.98px){.sec{padding:76px 0}.sec-sm{padding:60px 0}}
@media (max-width:767.98px){.sec{padding:56px 0}.sec-sm{padding:48px 0}}
.hr-line{height:1px;background:var(--line);border:0;margin:0}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1035;
  background:rgba(247,245,240,.94);
  border-bottom:1px solid var(--line);
}
.bar{display:flex;align-items:center;gap:20px;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:30px;height:30px;border-radius:9px;background:var(--ink);position:relative;flex-shrink:0}
.logo-mark::before{content:"";position:absolute;left:7px;top:7px;width:9px;height:9px;border-radius:3px;background:var(--accent)}
.logo-mark::after{content:"";position:absolute;right:7px;bottom:7px;width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.75)}
.logo-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.02em;white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:2px;margin-left:8px}
.nav-list a{position:relative;display:block;padding:8px 12px;border-radius:8px;font-size:15px;color:var(--text);white-space:nowrap}
.nav-list a:hover{background:rgba(12,58,49,.06);color:var(--ink)}
.nav-list a.active{color:var(--ink);font-weight:650}
.nav-list a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--accent)}
.bar-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.cmd-search{position:relative;width:220px;transition:width .24s var(--ease)}
.cmd-search:focus-within{width:300px}
.cmd-search svg{position:absolute;left:11px;top:50%;transform:translateY(-50%);width:15px;height:15px;stroke:var(--muted);fill:none;stroke-width:1.8;pointer-events:none}
.cmd-search input{
  width:100%;height:38px;border:1px solid var(--line);border-radius:10px;background:var(--white);
  padding:0 44px 0 34px;font-size:14px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cmd-search input::placeholder{color:var(--muted)}
.cmd-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,106,43,.12)}
.cmd-kbd{
  position:absolute;right:9px;top:50%;transform:translateY(-50%);
  font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:1px 5px;background:var(--paper);
}
.cmd-tip{
  position:absolute;left:0;top:calc(100% + 8px);width:100%;
  background:var(--white);border:1px solid var(--line);border-radius:12px;box-shadow:var(--sh-rest);
  padding:10px 12px;font-size:13px;color:var(--muted);opacity:0;visibility:hidden;transition:.2s var(--ease);
}
.cmd-search:focus-within .cmd-tip{opacity:1;visibility:visible}
.status-badge{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ink);
  background:var(--accent-soft);border-radius:var(--r-pill);padding:5px 12px;white-space:nowrap;
}
.status-badge i{width:7px;height:7px;border-radius:50%;background:var(--mint);display:block}
.btn-a{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--ink);color:#fff;border:1px solid var(--ink);border-radius:var(--r-btn);
  padding:14px 26px;font-size:16px;font-weight:650;cursor:pointer;
  transition:background .24s var(--ease),transform .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
}
.btn-a:hover{background:var(--accent);border-color:var(--accent);color:#fff;transform:translateY(-1px)}
.btn-a:active{transform:translateY(0)}
.btn-a .arw{transition:transform .24s var(--ease)}
.btn-a:hover .arw{transform:translateX(4px)}
.btn-a.sm{padding:10px 18px;font-size:15px}
.btn-b{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--ink);border:1.5px solid var(--ink);border-radius:var(--r-btn);
  padding:13px 24px;font-size:16px;font-weight:650;cursor:pointer;
  transition:background .24s var(--ease),transform .24s var(--ease);
}
.btn-b:hover{background:rgba(12,58,49,.08);color:var(--ink);transform:translateY(-1px)}
.btn-b .arw{transition:transform .24s var(--ease)}
.btn-b:hover .arw{transform:translateX(4px)}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-accent:hover{background:#fff;border-color:#fff;color:var(--ink)}
.btn-t{
  position:relative;display:inline-flex;align-items:center;gap:8px;
  color:var(--ink);font-weight:650;font-size:15px;padding-bottom:4px;cursor:pointer;
}
.btn-t::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--accent);transition:width .24s var(--ease)}
.btn-t:hover{color:var(--ink)}
.btn-t:hover::after{width:100%}
.btn-t .arw{transition:transform .24s var(--ease)}
.btn-t:hover .arw{transform:translateX(4px)}
.menu-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:var(--white);align-items:center;justify-content:center;cursor:pointer;margin-left:auto;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.nav-toggle-input{display:none}
.nav-drawer{
  display:none;position:fixed;left:0;right:0;top:0;bottom:0;background:var(--paper);z-index:1040;
  padding:88px 24px 120px;overflow-y:auto;
}
.nav-drawer a.d-link{display:block;font-size:18px;font-weight:650;color:var(--ink);padding:16px 0;border-bottom:1px solid var(--line)}
.nav-drawer a.d-link:hover{color:var(--accent)}
.nav-drawer .d-cta{position:absolute;left:24px;right:24px;bottom:24px}
.nav-drawer .d-cta .btn-a{width:100%}
.drawer-close{position:absolute;right:20px;top:20px;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:var(--white);display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--ink);cursor:pointer}
@media (max-width:1099.98px){
  .cmd-search{width:170px}
  .cmd-search:focus-within{width:220px}
  .nav-list a{padding:8px 9px;font-size:14px}
}
@media (max-width:991.98px){
  .nav-list,.cmd-search,.status-badge,.bar-right .btn-a{display:none}
  .menu-toggle{display:flex}
  .nav-toggle-input:checked ~ .nav-drawer{display:block}
}

/* ---------- hero ---------- */
.hero{padding:84px 0 0}
@media (max-width:767.98px){.hero{padding:52px 0 0}}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--ink);
  background:var(--accent-soft);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:22px;
}
.hero-kicker i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:block}
.hero h1{
  font-size:clamp(34px,5.4vw,62px);line-height:1.08;font-weight:800;letter-spacing:-.02em;max-width:14em;
}
.hero-sub{max-width:520px;margin-top:22px;font-size:17px;line-height:1.9;color:var(--muted)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.kpi-row{display:flex;flex-wrap:wrap;gap:48px;margin-top:52px}
.kpi{min-width:130px}
.kpi b{display:block;font-size:30px;line-height:1.2;color:var(--ink)}
.kpi span{display:block;font-size:13px;color:var(--muted);margin-top:6px;line-height:1.6}
.hero-media{position:relative;border-radius:24px;overflow:hidden;background:var(--ink);aspect-ratio:16/10}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:rgba(12,58,49,.12)}
.hero-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.94);color:var(--ink);font-size:13px;font-weight:650;border-radius:var(--r-pill);padding:7px 14px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--mint);display:block}
.hero-watermark{position:absolute;right:20px;top:16px;z-index:2;font-size:52px;font-weight:800;color:rgba(255,255,255,.22);line-height:1}
@media (max-width:991.98px){.hero-media{margin-top:36px}}

/* ---------- section head ---------- */
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:46px}
.sec-title{font-size:clamp(24px,3.2vw,38px);line-height:1.2;font-weight:700;max-width:20em}
.sec-desc{max-width:560px;margin-top:14px;color:var(--muted);font-size:16px}
.eyebrow{font-size:13px;font-weight:650;color:var(--accent);letter-spacing:.04em;text-transform:uppercase;margin-bottom:12px}

/* ---------- steps ---------- */
.step{
  position:relative;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px 28px;height:100%;box-shadow:var(--sh-rest);transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.step:hover{transform:translateY(-4px);border-color:rgba(255,106,43,.3);box-shadow:var(--sh-hover)}
.step-num{
  font-family:Inter,system-ui,sans-serif;font-size:72px;font-weight:800;line-height:1;
  color:rgba(12,58,49,.08);position:absolute;right:22px;top:12px;letter-spacing:-.04em;
}
.step h3{font-size:20px;font-weight:650;margin-bottom:12px;position:relative}
.step p{font-size:15px;line-height:1.9;color:var(--muted)}
.step-tag{display:inline-block;margin-top:18px;font-size:13px;font-weight:600;color:var(--ink);background:var(--accent-soft);border-radius:var(--r-pill);padding:4px 12px}
.step-off-1{margin-top:0}
.step-off-2{margin-top:48px}
.step-off-3{margin-top:96px}
@media (max-width:991.98px){.step-off-2,.step-off-3{margin-top:0}}

/* ---------- feature ---------- */
.feature-box{background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;height:100%;box-shadow:var(--sh-rest);transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease)}
.feature-box:hover{transform:translateY(-4px);border-color:rgba(255,106,43,.3);box-shadow:var(--sh-hover)}
.feature-box img{width:100%;aspect-ratio:16/9;object-fit:cover}
.feature-body{padding:26px 26px 28px}
.feature-body h3{font-size:20px;font-weight:650;margin-bottom:10px}
.feature-body p{font-size:15px;line-height:1.9;color:var(--muted)}
.feature-list{margin-top:18px}
.feature-list li{position:relative;padding-left:18px;font-size:15px;color:var(--text);margin-bottom:8px}
.feature-list li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--accent)}
.data-panel{background:var(--ink);color:#fff;border-radius:var(--r-card);padding:32px 28px;height:100%;display:flex;flex-direction:column;justify-content:space-between}
.data-panel h3{color:#fff;font-size:20px;font-weight:650;margin-bottom:10px}
.data-panel p{color:rgba(255,255,255,.72);font-size:15px;line-height:1.9}
.data-list{margin-top:26px;display:grid;gap:18px}
.data-list div{display:flex;align-items:baseline;justify-content:space-between;gap:16px;border-top:1px solid rgba(255,255,255,.16);padding-top:14px}
.data-list b{font-size:26px;line-height:1.1}
.data-list span{font-size:13px;color:rgba(255,255,255,.7)}

/* ---------- ticket ---------- */
.ticket{
  display:flex;align-items:center;gap:22px;background:var(--white);border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px 26px;box-shadow:var(--sh-rest);
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.ticket:hover{transform:translateY(-4px);border-color:rgba(255,106,43,.3);box-shadow:var(--sh-hover)}
.ticket-date{
  flex:0 0 92px;background:var(--accent-soft);border-radius:12px;text-align:center;padding:12px 6px;color:var(--ink);
}
.ticket-date b{display:block;font-size:22px;line-height:1.15}
.ticket-date span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.ticket-main{flex:1;min-width:0}
.ticket-main h3{font-size:18px;font-weight:650;margin-bottom:6px}
.ticket-main p{font-size:14px;color:var(--muted)}
.ticket-side{flex:0 0 auto;text-align:right;border-left:1px dashed var(--line);padding-left:22px}
.tag{display:inline-block;font-size:13px;font-weight:600;border-radius:var(--r-pill);padding:4px 12px}
.tag-open{background:#E4F4EF;color:#1E7A62}
.tag-book{background:var(--accent-soft);color:#B74412}
.ticket-side small{display:block;font-size:13px;color:var(--muted);margin-top:8px}
@media (max-width:575.98px){
  .ticket{flex-wrap:wrap}
  .ticket-side{border-left:0;border-top:1px dashed var(--line);padding-left:0;padding-top:14px;width:100%;text-align:left}
}

/* ---------- proof ---------- */
.proof-main{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--white);height:100%;box-shadow:var(--sh-rest)}
.proof-main img{width:100%;aspect-ratio:16/9;object-fit:cover}
.proof-body{padding:28px}
.proof-body h3{font-size:22px;font-weight:700;margin-bottom:12px}
.proof-body p{font-size:15px;line-height:1.9;color:var(--muted)}
.proof-metrics{display:flex;gap:36px;margin-top:22px;flex-wrap:wrap}
.proof-metrics b{display:block;font-size:26px;color:var(--ink)}
.proof-metrics span{font-size:13px;color:var(--muted)}
.quote{
  margin-top:24px;padding:16px 0 16px 18px;border-left:3px solid var(--accent);
  font-size:15px;line-height:1.9;color:var(--text);background:var(--white);border-radius:0 12px 12px 0;
}
.quote cite{display:block;font-style:normal;font-size:13px;color:var(--muted);margin-top:8px}
.proof-mini{background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-rest);transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease)}
.proof-mini:hover{transform:translateY(-4px);border-color:rgba(255,106,43,.3);box-shadow:var(--sh-hover)}
.proof-mini h4{font-size:18px;font-weight:650;margin-bottom:10px;color:var(--ink)}
.proof-mini p{font-size:15px;line-height:1.9;color:var(--muted)}
.proof-mini .avatar-row{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}
.avatar-row small{font-size:13px;color:var(--muted)}

/* ---------- faq ---------- */
.faq-wrap .accordion-item{background:transparent;border:0;border-top:1px solid var(--line)}
.faq-wrap .accordion-item:last-child{border-bottom:1px solid var(--line)}
.faq-wrap .accordion-button{
  background:transparent;box-shadow:none;color:var(--ink);font-size:17px;font-weight:650;
  padding:24px 0;line-height:1.6;gap:20px;
}
.faq-wrap .accordion-button:not(.collapsed){background:transparent;color:var(--ink);box-shadow:none}
.faq-wrap .accordion-button:hover{color:var(--accent)}
.faq-wrap .accordion-button::after{
  content:"+";background-image:none;width:26px;height:26px;font-size:20px;font-weight:600;color:var(--accent);
  display:flex;align-items:center;justify-content:center;transform:none;flex:0 0 26px;
}
.faq-wrap .accordion-button:not(.collapsed)::after{content:"−";transform:none}
.faq-wrap .accordion-button:focus{box-shadow:none}
.faq-wrap .accordion-body{padding:0 0 26px;font-size:15px;line-height:1.85;color:var(--muted);max-width:760px}
.faq-side .faq-note{background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-rest);margin-top:28px}
.faq-side .faq-note h4{font-size:16px;font-weight:650;margin-bottom:10px;color:var(--ink)}
.faq-side .faq-note p{font-size:14px;line-height:1.85;color:var(--muted)}

/* ---------- news ---------- */
.news-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  height:100%;box-shadow:var(--sh-rest);transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(255,106,43,.3);box-shadow:var(--sh-hover)}
.news-thumb{overflow:hidden;display:block}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .24s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:24px 26px 26px}
.badge-soft{display:inline-block;font-size:13px;font-weight:600;color:#B74412;background:var(--accent-soft);border-radius:var(--r-pill);padding:4px 12px;margin-bottom:14px}
.news-body h3{font-size:20px;font-weight:650;line-height:1.45;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card:hover .news-body h3 a{color:var(--ink-deep);text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:1px;text-underline-offset:3px}
.news-body p{font-size:15px;line-height:1.85;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;font-size:13px;color:var(--muted)}
.news-row{display:flex;gap:18px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:18px 20px;box-shadow:var(--sh-rest);transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);margin-bottom:18px}
.news-row:last-child{margin-bottom:0}
.news-row:hover{transform:translateY(-4px);border-color:rgba(255,106,43,.3);box-shadow:var(--sh-hover)}
.news-row .row-thumb{flex:0 0 108px;border-radius:12px;overflow:hidden}
.news-row .row-thumb img{width:100%;height:100%;aspect-ratio:1/1;object-fit:cover;transition:transform .24s var(--ease)}
.news-row:hover .row-thumb img{transform:scale(1.03)}
.news-row h4{font-size:16px;font-weight:650;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row p{font-size:14px;color:var(--muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row time{font-size:13px;color:var(--muted);display:block;margin-top:8px}
.empty-state{
  background:var(--white);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 28px;text-align:center;box-shadow:var(--sh-rest);
}
.empty-state .icon{width:54px;height:54px;border-radius:14px;border:1.5px solid var(--ink);margin:0 auto 20px;position:relative}
.empty-state .icon::before{content:"";position:absolute;left:14px;right:14px;top:19px;height:1.5px;background:var(--ink)}
.empty-state .icon::after{content:"";position:absolute;left:14px;right:26px;top:29px;height:1.5px;background:var(--ink)}
.empty-state h3{font-size:18px;font-weight:650;margin-bottom:8px}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:22px}
.empty-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
@media (max-width:575.98px){.news-row{flex-direction:column}.news-row .row-thumb{flex:none;width:100%}.news-row .row-thumb img{aspect-ratio:16/9}}

/* ---------- cta band ---------- */
.cta-band{background:var(--ink);color:#fff;border-radius:24px;padding:56px 52px;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;background:rgba(255,106,43,.12)}
.cta-band h2{color:#fff;font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:700;max-width:16em}
.cta-band p{color:rgba(255,255,255,.74);font-size:16px;line-height:1.9;margin-top:16px;max-width:520px}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.cta-band .hr-line{background:rgba(255,255,255,.16);margin-top:44px}
.cta-band .cta-foot{display:flex;flex-wrap:wrap;gap:20px 40px;padding-top:22px;font-size:13px;color:rgba(255,255,255,.66)}
@media (max-width:767.98px){.cta-band{padding:36px 24px;border-radius:18px}}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.78);margin-top:96px;padding-top:76px}
.foot-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:18px}
.foot-brand .logo-mark{background:rgba(255,255,255,.1)}
.foot-brand span{font-size:18px;font-weight:800;color:#fff}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62)}
.site-footer h4{font-size:15px;font-weight:650;color:#fff;margin-bottom:18px}
.foot-links li{margin-bottom:12px}
.foot-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s var(--ease),transform .2s var(--ease);display:inline-block}
.foot-links a:hover{color:var(--accent);transform:translateX(2px)}
.foot-bottom{margin-top:60px;border-top:1px solid rgba(255,255,255,.14);padding:24px 0 34px;display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55)}
@media (max-width:767.98px){.site-footer{margin-top:56px;padding-top:52px}}

/* ---------- reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(8px);transition:opacity .52s var(--ease),transform .52s var(--ease)}
[data-reveal].in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  [data-reveal]{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --ink:#0C3A31;
  --ink-deep:#08271F;
  --accent:#FF6A2B;
  --accent-soft:#FFE7DC;
  --mint:#2FA98C;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --text:#3A423F;
  --muted:#6E7772;
  --line:#E4E0D6;
  --disabled:#B9BDB9;
  --r-card:16px;
  --r-btn:8px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,58,49,.05);
  --sh-2:0 18px 40px -22px rgba(12,58,49,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-body-bg:var(--paper);
  --bs-body-color:var(--text);
  --bs-primary:var(--accent);
  --bs-border-radius:12px;
  --bs-link-color:var(--text);
  --bs-link-hover-color:var(--accent);
  --bs-font-sans-serif:"Inter","PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"Inter","PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--accent)}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.01em}
p{margin:0}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.shell{max-width:1280px}}
.section{padding:72px 0}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:var(--r-btn);font-weight:650;
  padding:13px 24px;border:1.5px solid transparent;cursor:pointer;transition:all .22s var(--ease);font-size:15px;line-height:1}
.btn i{transition:transform .22s var(--ease)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--accent);color:#fff;transform:translateY(-1px)}
.btn-primary:hover i{transform:translateX(4px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:rgba(12,58,49,.08);color:var(--ink)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#E85A1D;color:#fff;transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-line{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-line:hover{border-color:var(--ink);color:var(--ink);background:rgba(12,58,49,.05)}
.link-more{font-size:15px;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:6px}
.link-more i{transition:transform .22s var(--ease)}
.link-more:hover{color:var(--accent)}
.link-more:hover i{transform:translateX(4px)}

/* ===== 徽章 / 标签 ===== */
.badge-cat,.tag-pill{display:inline-flex;align-items:center;gap:6px;font-size:13px;line-height:1;
  padding:7px 13px;border-radius:999px;background:var(--accent-soft);color:#A63B0C;font-weight:600}
.tag-pill{background:#fff;border:1px solid var(--line);color:var(--muted);font-weight:500}
.status-pill{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;padding:6px 12px;border-radius:999px;
  background:rgba(47,169,140,.12);color:#1F7A64;font-weight:600}
.status-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint)}

/* ===== 导航 ===== */
.site-header{position:sticky;top:0;z-index:120;background:rgba(247,245,240,.96);border-bottom:1px solid var(--line);transition:height .25s var(--ease)}
.nav-inner{display:flex;align-items:center;gap:28px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:26px;height:26px;border-radius:7px;background:var(--ink);position:relative;flex:0 0 auto}
.logo-mark::before{content:"";position:absolute;left:6px;top:6px;width:6px;height:14px;background:var(--accent);border-radius:2px}
.logo-mark::after{content:"";position:absolute;right:6px;top:6px;width:6px;height:8px;background:#F7F5F0;border-radius:2px;opacity:.85}
.brand-text{font-size:16.5px;font-weight:800;color:var(--ink);letter-spacing:-.01em;white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:4px;flex:1 1 auto}
.nav-list a{position:relative;padding:8px 12px;font-size:14.5px;font-weight:550;color:var(--text);border-radius:8px}
.nav-list a::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease)}
.nav-list a:hover{color:var(--ink);background:rgba(12,58,49,.05)}
.nav-list a:hover::after{transform:scaleX(1)}
.nav-list a.active{color:var(--ink);font-weight:700}
.nav-list a.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.command-search{position:relative;display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:10px;padding:0 12px;height:40px;width:220px;transition:width .26s var(--ease),border-color .2s var(--ease)}
.command-search i{color:var(--muted);font-size:13px}
.command-search input{border:0;outline:0;background:transparent;width:100%;font-size:14px;color:var(--text)}
.command-search input::placeholder{color:var(--disabled)}
.command-search kbd{font-size:11px;padding:2px 6px;border-radius:5px;background:var(--paper);border:1px solid var(--line);color:var(--muted)}
.command-search:focus-within{width:300px;border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,106,43,.10)}
.search-hint{position:absolute;left:0;top:46px;font-size:12px;color:var(--muted);background:#fff;border:1px solid var(--line);
  border-radius:8px;padding:6px 10px;opacity:0;visibility:hidden;transition:.2s var(--ease);white-space:nowrap}
.command-search:focus-within .search-hint{opacity:1;visibility:visible}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;
  flex-direction:column;justify-content:center;align-items:center;gap:4px;cursor:pointer}
.nav-toggle span{display:block;width:16px;height:1.8px;background:var(--ink);border-radius:2px;transition:.2s var(--ease)}
.nav-drawer{display:none;position:fixed;left:0;right:0;top:68px;bottom:0;background:var(--paper);z-index:110;
  padding:20px 24px 32px;overflow:auto;flex-direction:column;gap:2px}
.nav-drawer.is-open{display:flex}
.nav-drawer a{font-size:18px;font-weight:650;color:var(--ink);padding:15px 4px;border-bottom:1px solid var(--line)}
.nav-drawer a.active{color:var(--accent)}
.nav-drawer .drawer-cta{margin-top:22px;justify-content:center}

/* ===== 面包屑 ===== */
.crumb-bar{border-bottom:1px solid var(--line);background:rgba(255,255,255,.5)}
.crumb{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:16px 0;font-size:13px;color:var(--muted)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--accent)}
.crumb .sep{color:var(--disabled)}
.crumb .now{color:var(--ink);font-weight:600;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ===== 文章头 ===== */
.article-head{padding:44px 0 26px;max-width:860px}
.article-head h1{font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.16;letter-spacing:-.02em}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:20px;font-size:13.5px;color:var(--muted)}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--disabled)}

/* ===== 文章布局 ===== */
.article-layout{display:grid;grid-template-columns:200px minmax(0,760px);gap:56px;justify-content:center;padding-bottom:56px}
.toc{position:sticky;top:96px;align-self:start}
.toc h2{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px}
.toc ol{list-style:none;margin:0;padding:0}
.toc li{margin-bottom:2px}
.toc a{display:block;font-size:13.5px;line-height:1.6;color:var(--muted);padding:5px 0 5px 12px;border-left:2px solid transparent;transition:.2s var(--ease)}
.toc a:hover{color:var(--ink);border-left-color:rgba(255,106,43,.4)}
.toc a.is-current{color:var(--ink);font-weight:650;border-left-color:var(--accent)}
.article-main{max-width:760px;min-width:0}

/* ===== 正文排版 ===== */
.article-body{font-size:17px;line-height:1.95;color:var(--text);counter-reset:sec}
.article-body>*+*{margin-top:20px}
.article-body p{margin:20px 0 0}
.article-body h2{counter-increment:sec;font-size:clamp(22px,2.6vw,28px);font-weight:750;line-height:1.3;margin:44px 0 0}
.article-body h2::before{content:counter(sec,decimal-leading-zero);display:block;font-size:14px;font-weight:800;
  color:var(--accent);letter-spacing:.1em;margin-bottom:8px;font-variant-numeric:tabular-nums}
.article-body h3{font-size:19px;font-weight:700;margin:32px 0 0;line-height:1.45}
.article-body ul,.article-body ol{margin:20px 0 0;padding:0;list-style:none}
.article-body ul li{position:relative;padding-left:22px;margin-top:10px}
.article-body ul li::before{content:"";position:absolute;left:0;top:.82em;width:7px;height:7px;border-radius:1.5px;background:var(--accent)}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:30px;margin-top:10px;counter-increment:li}
.article-body ol li::before{content:counter(li);position:absolute;left:0;top:.35em;font-size:13px;font-weight:800;color:var(--accent)}
.article-body blockquote{margin:26px 0 0;padding:18px 24px;background:#fff;border-left:3px solid var(--accent);border-radius:0 12px 12px 0;color:var(--ink)}
.article-body blockquote p{margin:0}
.article-body img{border-radius:var(--r-img);margin:26px auto;box-shadow:var(--sh-1)}
.article-body figure{margin:26px 0 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--muted);margin-top:10px}
.article-body table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);
  border-radius:12px;overflow:hidden;margin:26px 0 0;font-size:15px}
.article-body th,.article-body td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line);line-height:1.7}
.article-body th{background:rgba(12,58,49,.06);color:var(--ink);font-weight:700;font-size:14px}
.article-body tbody tr:nth-child(even){background:rgba(12,58,49,.04)}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body a{color:var(--ink);border-bottom:1px solid var(--accent);padding-bottom:1px}
.article-body a:hover{color:var(--accent)}
.article-body code{background:rgba(12,58,49,.06);padding:2px 6px;border-radius:5px;font-size:14.5px}
.article-body hr{border:0;height:1px;background:var(--line);margin:36px 0 0}
.article-body strong{color:var(--ink)}

/* ===== 空态 ===== */
.empty-state{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:56px 32px;text-align:center;box-shadow:var(--sh-1)}
.empty-state .ico{width:56px;height:56px;border-radius:14px;background:var(--accent-soft);color:var(--accent);display:flex;
  align-items:center;justify-content:center;margin:0 auto 18px;font-size:22px}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--muted);font-size:15px;max-width:420px;margin:0 auto 22px}

/* ===== 文章尾部 ===== */
.article-foot{margin-top:48px;padding-top:28px;border-top:1px solid var(--line)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.tag-row .label{font-size:13px;color:var(--muted);margin-right:4px}
.act-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}

/* ===== 相关推荐 ===== */
.related{margin-top:56px}
.related h2{font-size:clamp(20px,2.4vw,26px);margin-bottom:22px}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,106,43,.35)}
.post-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--ink)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.post-card:hover .thumb img{transform:scale(1.03)}
.post-card .body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.post-card h3{font-size:18px;line-height:1.45;font-weight:650;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card:hover h3{color:var(--ink-deep)}
.post-card p{font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card .card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}

.back-row{display:flex;justify-content:center;margin-top:48px}

/* ===== 深色 CTA ===== */
.cta-band{background:var(--ink);color:#F2F0EA;margin-top:72px}
.cta-band .inner{display:flex;align-items:center;justify-content:space-between;gap:36px;padding:56px 0 52px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:clamp(22px,3vw,32px);max-width:520px;line-height:1.25}
.cta-band p{color:rgba(255,255,255,.72);font-size:15px;margin-top:14px;max-width:520px}
.cta-band .line-soft{height:1px;background:rgba(255,255,255,.14)}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.72);padding:64px 0 0;font-size:14.5px}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:16px}
.site-footer .logo-mark{background:#fff}
.site-footer .logo-mark::before{background:var(--accent)}
.site-footer .logo-mark::after{background:var(--ink-deep)}
.site-footer p{line-height:1.85;max-width:340px}
.foot-links{list-style:none;margin:0;padding:0}
.foot-links li{margin-bottom:11px}
.foot-links a,.foot-links span{color:rgba(255,255,255,.72);transition:.2s var(--ease);display:inline-block}
.foot-links a:hover{color:var(--accent);transform:translateX(2px)}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.14);
  margin-top:52px;padding:22px 0 28px;font-size:13px;color:rgba(255,255,255,.58)}

/* ===== 动效 ===== */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* ===== 断点 ===== */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,760px)}
  .toc{display:none}
}
@media (max-width:991px){
  .nav-list{display:none}
  .command-search{width:180px}
  .command-search:focus-within{width:220px}
  .nav-toggle{display:flex}
  .article-head{padding-top:34px}
  .section{padding:56px 0}
}
@media (max-width:767px){
  .shell{padding:0 16px}
  .nav-inner{height:62px;gap:14px}
  .nav-drawer{top:62px}
  .brand-text{font-size:15px}
  .status-pill,.btn-sm.desk-hide{display:none}
  .card-grid{grid-template-columns:1fr}
  .article-body{font-size:16.5px;line-height:1.9}
  .cta-band .inner{padding:44px 0}
}
@media (max-width:575px){
  .command-search{display:none}
  .article-head h1{font-size:26px}
  .crumb .now{max-width:180px}
  .act-row .btn{flex:1 1 auto;justify-content:center}
}

/* roulang page: category1 */
:root{
  --ink:#0C3A31;
  --ink-deep:#08271F;
  --accent:#FF6A2B;
  --accent-soft:#FFE7DC;
  --mint:#2FA98C;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --text:#3A423F;
  --muted:#6E7772;
  --line:#E4E0D6;
  --disabled:#B9BDB9;
  --r-card:16px;
  --r-btn:8px;
  --r-img:16px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(12,58,49,.05);
  --sh-2:0 18px 40px -22px rgba(12,58,49,.28);
  --sec-pad:96px;

  --bs-body-bg:var(--paper);
  --bs-body-color:var(--text);
  --bs-primary:var(--ink);
  --bs-border-radius:var(--r-card);
  --bs-border-color:var(--line);
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --bs-link-color:var(--text);
  --bs-link-hover-color:var(--accent);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
a.u-link{border-bottom:1px solid rgba(255,106,43,.6);transition:color .2s ease,border-color .2s ease}
a.u-link:hover{color:var(--accent);border-color:var(--accent)}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1440px){.shell{max-width:1280px}}

/* ---------- 顶部导航 ---------- */
.site-head{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.94);
  border-bottom:1px solid var(--line);
  transition:padding .25s ease,box-shadow .25s ease;
}
.site-head.is-scrolled{box-shadow:0 6px 22px -18px rgba(12,58,49,.5)}
.head-inner{
  display:flex;align-items:center;gap:20px;
  min-height:68px;
}
.site-head.is-scrolled .head-inner{min-height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);letter-spacing:-.01em;font-size:17px;white-space:nowrap}
.logo-mark{
  width:28px;height:28px;border-radius:9px;background:var(--ink);
  position:relative;display:inline-block;flex:0 0 28px;
}
.logo-mark::after{
  content:"";position:absolute;inset:0;margin:auto;
  width:10px;height:10px;border-radius:3px;background:var(--accent);
  transform:rotate(45deg);
}
.nav-list{display:flex;align-items:center;gap:6px;margin-left:12px}
.nav-list a{
  position:relative;padding:8px 12px;border-radius:var(--r-btn);
  font-size:15px;color:var(--muted);transition:color .2s ease,background .2s ease;
}
.nav-list a:hover{color:var(--ink);background:rgba(12,58,49,.05)}
.nav-list a.active{color:var(--ink);font-weight:650}
.nav-list a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;background:var(--accent);border-radius:2px;
}
.head-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.cmd-search{
  display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 12px;
  background:var(--card);border:1px solid var(--line);border-radius:10px;
  transition:width .28s ease,border-color .2s ease,box-shadow .2s ease;
}
.cmd-search:focus-within{width:300px;border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,106,43,.12)}
.cmd-search svg{flex:0 0 16px;stroke:var(--muted)}
.cmd-search input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--text);
}
.cmd-search input::placeholder{color:#9AA29D}
.kbd{
  font-size:11px;line-height:1;padding:4px 6px;border-radius:6px;
  border:1px solid var(--line);color:var(--muted);background:var(--paper);white-space:nowrap;
}
.status-dot{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--ink);background:rgba(47,169,140,.12);
  padding:6px 11px;border-radius:var(--r-pill);white-space:nowrap;
}
.status-dot i{width:7px;height:7px;border-radius:50%;background:var(--mint);display:inline-block}
.btn{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:14px 26px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15.5px;font-weight:650;cursor:pointer;white-space:nowrap;
  transition:background .22s ease,color .22s ease,transform .18s ease,border-color .22s ease,box-shadow .22s ease;
}
.btn .arw{transition:transform .22s ease}
.btn:hover .arw{transform:translateX(4px)}
.btn-ink{background:var(--ink);color:#F7F5F0}
.btn-ink:hover{background:var(--accent);color:#fff;transform:translateY(-1px)}
.btn-ink:active{transform:translateY(0)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#E85A1D;transform:translateY(-1px)}
.btn-accent:active{transform:translateY(0)}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-line:hover{background:rgba(12,58,49,.08)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-ghost{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:650;color:var(--ink);
  border-bottom:1px solid transparent;transition:color .2s ease,border-color .2s ease;
}
.btn-ghost .arw{transition:transform .2s ease}
.btn-ghost:hover{color:var(--accent);border-color:var(--accent)}
.btn-ghost:hover .arw{transform:translateX(4px)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:var(--card);align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 面包屑与首屏 ---------- */
.page-hero{padding:56px 0 72px;border-bottom:1px solid var(--line)}
.crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--muted);margin-bottom:26px}
.crumb li{display:inline-flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--disabled)}
.crumb a:hover{color:var(--accent)}
.crumb .now{color:var(--ink);font-weight:600}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;padding:6px 12px;border-radius:var(--r-pill);
  background:var(--accent-soft);color:#B8431A;margin-bottom:20px;font-weight:600;
}
h1.hero-title{
  font-size:clamp(34px,5.4vw,58px);font-weight:800;line-height:1.08;letter-spacing:-.02em;color:var(--ink);
}
.hero-title em{font-style:normal;color:var(--accent)}
.hero-sub{margin-top:22px;max-width:520px;font-size:17px;line-height:1.85;color:var(--muted)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.metrics{display:flex;flex-wrap:wrap;gap:44px;margin-top:44px;padding-top:28px;border-top:1px solid var(--line)}
.metric b{display:block;font-size:30px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.metric span{font-size:13px;color:var(--muted)}
.hero-figure{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--sh-1)}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-figure::after{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,58,49,.08),rgba(12,58,49,.34));
}
.figure-badge{
  position:absolute;left:20px;bottom:20px;z-index:2;
  background:rgba(247,245,240,.95);color:var(--ink);
  font-size:13px;font-weight:650;padding:9px 14px;border-radius:var(--r-pill);
}

/* ---------- 索引 + 长文 ---------- */
.guide-shell{padding:var(--sec-pad) 0}
.index-card{
  position:sticky;top:96px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);
}
.index-title{font-size:13px;color:var(--muted);letter-spacing:.04em;margin-bottom:14px}
.index-list a{
  display:block;position:relative;padding:9px 0 9px 14px;font-size:15px;color:var(--muted);
  border-bottom:1px solid transparent;transition:color .2s ease,padding-left .2s ease;
}
.index-list a::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;border-radius:3px;background:transparent;transition:background .2s ease;
}
.index-list a:hover{color:var(--ink);padding-left:18px}
.index-list a.is-current{color:var(--ink);font-weight:650}
.index-list a.is-current::before{background:var(--accent)}
.index-cta{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  margin-top:20px;padding:14px 16px;border-radius:var(--r-btn);
  background:var(--ink);color:#F7F5F0;font-size:14px;font-weight:650;
  transition:background .22s ease;
}
.index-cta:hover{background:var(--accent)}

.longform{max-width:760px}
.longform section+section{margin-top:64px}
.sec-head{display:flex;align-items:baseline;gap:14px;margin-bottom:22px}
.sec-num{
  font-size:15px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.longform h2{font-size:clamp(24px,3.2vw,32px);font-weight:700;line-height:1.25;color:var(--ink);letter-spacing:-.01em}
.longform h3{font-size:19px;font-weight:650;color:var(--ink);line-height:1.45;margin-bottom:10px}
.longform p+p{margin-top:18px}
.longform p{color:var(--text)}
.longform ul.dots{margin-top:18px;display:grid;gap:10px}
.longform ul.dots li{position:relative;padding-left:20px}
.longform ul.dots li::before{
  content:"";position:absolute;left:0;top:13px;width:8px;height:8px;border-radius:2px;background:var(--accent);
}
.soft-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh-1);margin-top:24px;
}
.soft-card h3{margin-bottom:8px}
.soft-card p{font-size:15.5px;color:var(--muted)}
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:24px}
.check-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.check-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,106,43,.5)}
.check-item b{display:block;color:var(--ink);font-size:16px;margin-bottom:6px;font-weight:650}
.check-item span{font-size:15px;color:var(--muted);line-height:1.8}
.quote{
  margin-top:26px;padding:18px 22px;border-left:3px solid var(--accent);
  background:#fff;border-radius:0 var(--r-btn) var(--r-btn) 0;color:var(--muted);font-size:15.5px;
}
.table-wrap{margin-top:24px;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--card)}
table.data{width:100%;border-collapse:collapse;font-size:15px}
table.data th,table.data td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line)}
table.data th{background:rgba(12,58,49,.04);color:var(--ink);font-weight:650;font-size:14px}
table.data tbody tr:nth-child(even){background:rgba(12,58,49,.025)}
table.data tbody tr:last-child td{border-bottom:0}

.step-list{margin-top:26px;display:grid;gap:14px}
.step-item{
  display:grid;grid-template-columns:64px 1fr;gap:18px;align-items:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.step-item:hover{border-color:rgba(255,106,43,.5);transform:translateY(-3px);box-shadow:var(--sh-2)}
.step-item .n{
  font-size:30px;font-weight:800;color:var(--ink);opacity:.28;line-height:1;font-variant-numeric:tabular-nums;
}
.step-item b{display:block;color:var(--ink);font-size:17px;font-weight:650;margin-bottom:6px}
.step-item p{font-size:15.5px;color:var(--muted)}
.note-band{
  margin-top:34px;display:flex;gap:18px;align-items:flex-start;
  background:var(--card);border:1px solid var(--line);border-left:3px solid var(--mint);
  border-radius:0 var(--r-card) var(--r-card) 0;padding:22px 26px;
}
.note-band b{display:block;color:var(--ink);margin-bottom:6px}
.note-band p{font-size:15.5px;color:var(--muted)}
.inline-figure{margin-top:30px}
.inline-figure img{border-radius:var(--r-img);width:100%;aspect-ratio:16/9;object-fit:cover}
.inline-figure figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}

/* ---------- FAQ ---------- */
.faq-sec{padding:var(--sec-pad) 0;border-top:1px solid var(--line)}
.faq-head{max-width:640px;margin-bottom:38px}
.faq-head h2{font-size:clamp(24px,3.2vw,36px);font-weight:700;color:var(--ink);line-height:1.25}
.faq-head p{margin-top:14px;color:var(--muted)}
.qa-list{border-top:1px solid var(--line)}
details.qa{border-bottom:1px solid var(--line)}
details.qa summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:18px;
  padding:22px 4px;font-size:17px;font-weight:650;color:var(--ink);
  transition:color .2s ease;
}
details.qa summary::-webkit-details-marker{display:none}
details.qa summary .sign{
  margin-left:auto;width:26px;height:26px;flex:0 0 26px;border-radius:50%;
  border:1px solid var(--line);position:relative;transition:border-color .2s ease,background .2s ease,transform .25s ease;
}
details.qa summary .sign::before,details.qa summary .sign::after{
  content:"";position:absolute;inset:0;margin:auto;background:var(--ink);border-radius:2px;
  transition:opacity .2s ease,background .2s ease;
}
details.qa summary .sign::before{width:11px;height:1.5px}
details.qa summary .sign::after{width:1.5px;height:11px}
details.qa[open] summary .sign{transform:rotate(90deg);border-color:var(--ink)}
details.qa[open] summary .sign::after{opacity:0}
details.qa summary:hover{color:var(--accent)}
.qa-body{padding:0 48px 26px 4px;font-size:15.5px;line-height:1.85;color:var(--muted)}
.qa-body p+p{margin-top:12px}

/* ---------- CTA ---------- */
.cta-band{background:var(--ink);color:#F7F5F0;padding:72px 0}
.cta-inner{display:flex;flex-wrap:wrap;gap:32px;align-items:center;justify-content:space-between}
.cta-inner h2{font-size:clamp(24px,3.2vw,34px);font-weight:700;line-height:1.2;color:#fff}
.cta-inner p{margin-top:12px;max-width:520px;color:rgba(247,245,240,.76);font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-sep{height:1px;background:rgba(247,245,240,.18);margin-top:52px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-deep);color:#EFEDE6;padding:72px 0 26px}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;margin-bottom:16px}
.site-footer p{font-size:14.5px;color:rgba(239,237,230,.66);line-height:1.85;max-width:340px}
.site-footer h4{font-size:15px;font-weight:650;color:#fff;margin-bottom:16px}
.foot-links li{margin-bottom:11px;font-size:14.5px;color:rgba(239,237,230,.66)}
.foot-links a{color:rgba(239,237,230,.72);transition:color .2s ease,transform .2s ease;display:inline-block}
.foot-links a:hover{color:var(--accent);transform:translateX(2px)}
.foot-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(247,245,240,.15);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(239,237,230,.55);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .5s cubic-bezier(.22,.61,.36,1),transform .5s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .cmd-search{width:180px}
  .cmd-search:focus-within{width:220px}
}
@media (max-width:991.98px){
  :root{--sec-pad:64px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-figure{order:-1}
  .nav-toggle{display:inline-flex}
  .cmd-search{display:none}
  .status-dot{display:none}
  .nav-list{
    position:fixed;inset:0;z-index:80;flex-direction:column;align-items:stretch;justify-content:center;
    gap:8px;margin:0;padding:88px 28px 40px;background:var(--paper);
    transform:translateX(100%);transition:transform .3s cubic-bezier(.22,.61,.36,1);
  }
  .nav-list a{font-size:18px;font-weight:650;color:var(--ink);padding:14px 4px;border-bottom:1px solid var(--line);border-radius:0}
  .nav-list a.active::after{left:4px;right:auto;width:22px}
  body.nav-open{overflow:hidden}
  body.nav-open .nav-list{transform:translateX(0)}
  .index-card{position:static;margin-bottom:32px}
  .longform{max-width:none}
}
@media (max-width:767.98px){
  :root{--sec-pad:56px}
  body{font-size:16px}
  .head-inner{gap:12px;min-height:62px}
  .brand{font-size:15.5px}
  .btn{padding:13px 20px;font-size:15px}
  .page-hero{padding:34px 0 48px}
  .metrics{gap:28px;margin-top:32px}
  .metric b{font-size:26px}
  .check-grid{grid-template-columns:1fr}
  .step-item{grid-template-columns:44px 1fr;gap:14px;padding:18px}
  .step-item .n{font-size:24px}
  table.data th,table.data td{padding:12px 14px;font-size:14px}
  .cta-band{padding:52px 0}
  .site-footer{padding:52px 0 22px}
  .qa-body{padding-right:12px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --ink:#0C3A31;
  --ink-deep:#08271F;
  --accent:#FF6A2B;
  --accent-soft:#FFE7DC;
  --mint:#2FA98C;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --text:#3A423F;
  --muted:#6E7772;
  --line:#E4E0D6;
  --disabled:#B9BDB9;
  --r-card:16px;
  --r-btn:8px;
  --r-img:18px;
  --sh-1:0 1px 2px rgba(12,58,49,.05);
  --sh-2:0 18px 40px -22px rgba(12,58,49,.28);
  --shell:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --bs-body-bg:#F7F5F0;
  --bs-body-color:#3A423F;
  --bs-primary:#0C3A31;
  --bs-border-radius:8px;
  --bs-font-sans-serif:"Inter","PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  --bs-link-color:#3A423F;
  --bs-link-hover-color:#FF6A2B;
  --bs-border-color:#E4E0D6;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"Inter","PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--ink-deep)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
button{background:none;border:none;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 24px}
@media (min-width:1440px){:root{--shell:1280px}}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,240,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px -26px rgba(12,58,49,.5)}
.header-inner{display:flex;align-items:center;gap:22px;height:68px;transition:height .22s var(--ease)}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:26px;height:26px;border-radius:8px;
  background:var(--ink);position:relative;flex:0 0 auto;
}
.logo-mark::after{
  content:"";position:absolute;inset:7px;border-radius:3px;
  background:var(--accent);
}
.brand-text{font-weight:800;font-size:16.5px;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
.nav-list{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-list a{
  position:relative;display:inline-block;
  padding:10px 12px;font-size:14.5px;font-weight:500;color:var(--muted);
  white-space:nowrap;border-radius:6px;
}
.nav-list a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-list a:hover{color:var(--ink)}
.nav-list a:hover::after{transform:scaleX(1)}
.nav-list a.active{color:var(--ink);font-weight:650}
.nav-list a.active::after{transform:scaleX(1)}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.cmd-search{
  position:relative;display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  transition:width .26s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cmd-search:focus-within{width:300px;border-color:var(--accent);box-shadow:0 0 0 1px rgba(255,106,43,.18)}
.cmd-search svg{flex:0 0 auto;opacity:.55}
.cmd-search input{
  flex:1;min-width:0;border:none;background:transparent;outline:none;
  font-size:14px;color:var(--text);
}
.cmd-search input::placeholder{color:var(--disabled)}
.kbd{
  font-size:11px;line-height:1;padding:4px 6px;border-radius:5px;
  background:var(--paper);border:1px solid var(--line);color:var(--muted);
}
.status-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;padding:6px 12px;border-radius:999px;
  background:rgba(47,169,140,.12);color:#1F7A64;white-space:nowrap;
}
.status-badge i{width:6px;height:6px;border-radius:50%;background:var(--mint)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:650;line-height:1;
  border:1.5px solid transparent;
  transition:background-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease);
}
.btn .ar{transition:transform .24s var(--ease)}
.btn:hover .ar{transform:translateX(4px)}
.btn:active{transform:translateY(0)}
.btn-ink{background:var(--ink);color:#fff}
.btn-ink:hover{background:var(--accent);color:#fff;transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--ink-deep);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:rgba(12,58,49,.08);color:var(--ink)}
.btn-sm{padding:10px 18px;font-size:14px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:1.8px;background:var(--ink);border-radius:2px}
.mobile-drawer{display:none}
@media (max-width:991.98px){
  .nav-list,.cmd-search,.status-badge,.header-tools .btn{display:none}
  .nav-toggle{display:flex}
  .mobile-drawer{display:block;border-top:1px solid var(--line);background:var(--paper);padding:16px 0 24px}
  .mobile-drawer .m-link{display:block;font-size:18px;font-weight:600;color:var(--ink);padding:14px 0;border-bottom:1px solid var(--line)}
  .mobile-drawer .m-link.active{color:var(--accent)}
  .mobile-drawer .m-cta{margin-top:20px;width:100%}
}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section.tight{padding:64px 0}
.section-ink{background:var(--ink);color:rgba(255,255,255,.86)}
.section-ink h2,.section-ink h3{color:#fff}
.section-head{max-width:640px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--accent);
  letter-spacing:.02em;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);display:block}
.h2{font-size:clamp(24px,3.2vw,38px);font-weight:700;line-height:1.2}
.lead{font-size:17px;color:var(--muted);line-height:1.9;margin-top:16px;max-width:620px}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* ============ 面包屑 ============ */
.crumb{padding:26px 0 0}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted)}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--disabled)}
.crumb a:hover{color:var(--accent)}
.crumb .now{color:var(--ink);font-weight:600;max-width:18ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 横幅 ============ */
.page-hero{padding:24px 0 0}
.hero-banner{
  position:relative;border-radius:24px;overflow:hidden;
  aspect-ratio:12/5;min-height:360px;background:var(--ink-deep);
  box-shadow:var(--sh-1);
}
.hero-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9}
.hero-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(96deg,rgba(8,39,31,.92) 0%,rgba(8,39,31,.76) 46%,rgba(8,39,31,.28) 100%);
}
.hero-copy{
  position:relative;z-index:2;height:100%;
  display:flex;flex-direction:column;justify-content:center;
  padding:56px clamp(28px,5vw,72px);max-width:760px;
}
.hero-copy .tag{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  font-size:13px;font-weight:600;color:#FFD9C6;
  background:rgba(255,106,43,.22);border:1px solid rgba(255,106,43,.4);
  padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
.hero-copy h1{
  color:#fff;font-size:clamp(30px,4.2vw,50px);font-weight:800;
  line-height:1.14;letter-spacing:-.02em;
}
.hero-copy p{color:rgba(255,255,255,.82);font-size:16.5px;margin-top:18px;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-actions .btn-ghost{border-color:rgba(255,255,255,.6);color:#fff}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff}
@media (max-width:767.98px){
  .hero-banner{aspect-ratio:auto;min-height:480px}
  .hero-copy{padding:36px 24px}
}

/* ============ 信息条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  margin-top:28px;overflow:hidden;box-shadow:var(--sh-1);
}
.stat-strip .cell{padding:26px 28px;border-right:1px solid var(--line)}
.stat-strip .cell:last-child{border-right:0}
.stat-strip .v{font-size:28px;font-weight:800;color:var(--ink);line-height:1.1}
.stat-strip .v em{font-style:normal;font-size:14px;font-weight:600;color:var(--muted);margin-left:4px}
.stat-strip .k{font-size:13px;color:var(--muted);margin-top:6px}
@media (max-width:991.98px){.stat-strip{grid-template-columns:repeat(2,1fr)}.stat-strip .cell:nth-child(2n){border-right:0}.stat-strip .cell:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:575.98px){.stat-strip{grid-template-columns:1fr}.stat-strip .cell{border-right:0;border-bottom:1px solid var(--line)}}

/* ============ 交错图文 ============ */
.zigzag{display:flex;flex-direction:column;gap:88px}
.zig{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.zig.reverse .zig-media{order:2}
.zig-media{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-1)}
.zig-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .3s var(--ease)}
.zig-media:hover img{transform:scale(1.03)}
.zig-body{position:relative}
.zig-index{
  font-size:76px;font-weight:800;line-height:1;
  color:rgba(12,58,49,.08);letter-spacing:-.04em;margin-bottom:-14px;
}
.zig-body h3{font-size:clamp(20px,2.2vw,25px);font-weight:700;line-height:1.35}
.zig-body p{margin-top:16px;color:var(--text)}
.point-list{margin-top:22px;display:flex;flex-direction:column;gap:14px}
.point-list li{position:relative;padding-left:20px;font-size:15.5px;color:var(--text)}
.point-list li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:8px;height:8px;border-radius:2px;background:var(--accent);
}
@media (max-width:991.98px){
  .zig{grid-template-columns:1fr;gap:28px}
  .zig.reverse .zig-media{order:0}
  .zigzag{gap:64px}
}

/* ============ 对照表 ============ */
.table-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
}
table.tips{width:100%;border-collapse:collapse}
table.tips th,table.tips td{padding:20px 26px;text-align:left;font-size:15px;vertical-align:top}
table.tips thead th{
  background:var(--paper);color:var(--ink);font-size:13.5px;font-weight:700;
  border-bottom:1px solid var(--line);letter-spacing:.02em;
}
table.tips tbody tr:nth-child(odd){background:rgba(12,58,49,.035)}
table.tips tbody tr{border-bottom:1px solid var(--line)}
table.tips tbody tr:last-child{border-bottom:0}
table.tips td strong{color:var(--ink);font-weight:650}
@media (max-width:767.98px){
  table.tips,table.tips thead,table.tips tbody,table.tips tr,table.tips td,table.tips th{display:block}
  table.tips thead{display:none}
  table.tips tr{padding:8px 0}
  table.tips td{padding:10px 22px}
  table.tips td::before{content:attr(data-th);display:block;font-size:12.5px;color:var(--muted);margin-bottom:4px}
}

/* ============ 卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card-grid.two{grid-template-columns:repeat(2,1fr)}
.info-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,106,43,.55)}
.info-card h3{font-size:18px;font-weight:650;margin-bottom:10px}
.info-card p{font-size:15px;color:var(--muted)}
.info-card .idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:999px;background:var(--accent-soft);
  color:#C2420F;font-size:13px;font-weight:700;margin-bottom:16px;
}
@media (max-width:991.98px){.card-grid,.card-grid.two{grid-template-columns:repeat(2,1fr)}}
@media (max-width:575.98px){.card-grid,.card-grid.two{grid-template-columns:1fr}}

/* ============ FAQ ============ */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1)}
details.faq{border-bottom:1px solid var(--line)}
details.faq:last-child{border-bottom:0}
details.faq summary{
  list-style:none;cursor:pointer;position:relative;
  padding:24px 62px 24px 26px;font-size:16.5px;font-weight:600;color:var(--ink);
  transition:background-color .2s var(--ease);
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{
  content:"";position:absolute;right:26px;top:50%;
  width:14px;height:14px;margin-top:-7px;
  background:
    linear-gradient(var(--ink),var(--ink)) center/14px 1.6px no-repeat,
    linear-gradient(var(--ink),var(--ink)) center/1.6px 14px no-repeat;
  transition:transform .24s var(--ease);
}
details.faq summary:hover{background:rgba(12,58,49,.04)}
details.faq[open] summary{background:rgba(12,58,49,.05)}
details.faq[open] summary::after{
  transform:rotate(90deg);
  background:linear-gradient(var(--accent),var(--accent)) center/14px 1.6px no-repeat;
}
details.faq .faq-body{padding:0 62px 26px 26px;font-size:15px;line-height:1.85;color:var(--muted)}
details.faq .faq-body p+p{margin-top:12px}
@media (max-width:575.98px){
  details.faq summary{padding:20px 52px 20px 20px;font-size:15.5px}
  details.faq .faq-body{padding:0 52px 22px 20px}
}

/* ============ CTA ============ */
.cta-band{
  background:var(--ink);border-radius:24px;padding:56px clamp(26px,4vw,64px);
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.28}
.cta-band p{color:rgba(255,255,255,.72);margin-top:14px;max-width:560px;font-size:15.5px}
.cta-band .actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-band .foot-note{
  width:100%;border-top:1px solid rgba(255,255,255,.16);
  padding-top:20px;font-size:13px;color:rgba(255,255,255,.6);
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.78);padding:76px 0 32px;margin-top:96px}
.site-footer h4{color:#fff;font-size:14.5px;font-weight:700;margin-bottom:20px;letter-spacing:.02em}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:18px}
.foot-brand .logo-mark{background:rgba(255,255,255,.14)}
.site-footer p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.66);max-width:340px}
.foot-links{display:flex;flex-direction:column;gap:12px}
.foot-links a,.foot-links span{font-size:14.5px;color:rgba(255,255,255,.72);transition:color .2s var(--ease),transform .2s var(--ease);display:inline-block}
.foot-links a:hover{color:var(--accent);transform:translateX(2px)}
.foot-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ============ 移动端固定 CTA ============ */
.mobile-cta-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;
  padding:12px 16px;background:rgba(247,245,240,.96);border-top:1px solid var(--line);
  gap:10px;
}
.mobile-cta-bar .btn{flex:1;padding:13px 10px;font-size:14.5px}
@media (max-width:767.98px){
  .mobile-cta-bar{display:flex}
  body{padding-bottom:74px}
  .section{padding:56px 0}
  .cta-band{padding:36px 24px}
  .site-footer{margin-top:64px;padding-top:56px}
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .52s var(--ease),transform .52s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category4 */
:root{
  --ink:#0C3A31;
  --ink-deep:#08271F;
  --ink-soft:#12564A;
  --accent:#FF6A2B;
  --accent-deep:#B8420E;
  --accent-soft:#FFE7DC;
  --mint:#2FA98C;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --text:#3A423F;
  --muted:#6E7772;
  --line:#E4E0D6;
  --disabled:#B9BDB9;
  --r-card:16px;
  --r-btn:8px;
  --r-img:20px;
  --sh-1:0 1px 2px rgba(12,58,49,.05);
  --sh-2:0 18px 40px -22px rgba(12,58,49,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-body-bg:#F7F5F0;
  --bs-body-color:#3A423F;
  --bs-primary:#0C3A31;
  --bs-border-color:#E4E0D6;
  --bs-border-radius:8px;
  --bs-font-sans-serif:"Inter","PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --bs-link-color:#3A423F;
  --bs-link-hover-color:#FF6A2B;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--bs-font-sans-serif);
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-0.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;border-bottom:1px solid rgba(255,106,43,.45);transition:color .2s var(--ease),border-color .2s var(--ease)}
a:hover{color:var(--accent);border-color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
button{font-family:inherit}
.shell{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.section{padding:96px 0}
.section--tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:clamp(24px,3.2vw,38px);line-height:1.2;font-weight:700}
.section-head p{margin-top:18px;color:var(--muted);font-size:16.5px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:650;color:var(--accent-deep);
  background:var(--accent-soft);border-radius:999px;padding:6px 14px;line-height:1.5;
  margin-bottom:20px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}

/* ---------- 顶部导航 ---------- */
.site-head{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,240,.94);
  border-bottom:1px solid var(--line);
}
.head-inner{
  display:flex;align-items:center;gap:28px;height:68px;
  transition:height .24s var(--ease);
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  border-bottom:none;flex:none;
}
.brand:hover{color:var(--ink)}
.logo-mark{
  width:26px;height:26px;border-radius:8px;flex:none;position:relative;
  background:linear-gradient(140deg,var(--ink) 0%,var(--ink-soft) 100%);
  display:inline-block;
}
.logo-mark::before{
  content:"";position:absolute;left:7px;right:7px;top:9px;height:3px;border-radius:2px;background:#F7F5F0;
}
.logo-mark::after{
  content:"";position:absolute;left:7px;right:13px;top:15px;height:3px;border-radius:2px;background:var(--accent);
}
.brand-text{font-size:17px;font-weight:750;color:var(--ink);letter-spacing:-0.01em}
.nav-list{
  display:flex;align-items:center;gap:6px;flex:1 1 auto;
}
.nav-list a{
  position:relative;border-bottom:none;
  padding:8px 12px;border-radius:8px;
  font-size:15px;font-weight:560;color:var(--text);
  white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-list a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.nav-list a:hover{color:var(--ink);background:rgba(12,58,49,.045)}
.nav-list a.active{color:var(--ink);font-weight:700}
.nav-list a.active::after{transform:scaleX(1)}
.head-tools{display:flex;align-items:center;gap:14px;flex:none}
.cmd-search{
  display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 12px;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  transition:width .28s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cmd-search:focus-within{width:300px;border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,106,43,.12)}
.cmd-search i{color:var(--muted);font-size:13px}
.cmd-search input{
  flex:1 1 auto;min-width:0;border:none;outline:none;background:transparent;
  font-size:14px;color:var(--text);font-family:inherit;
}
.cmd-search input::placeholder{color:var(--disabled)}
.cmd-search kbd{
  font-family:inherit;font-size:11px;color:var(--muted);
  background:var(--paper);border:1px solid var(--line);border-radius:5px;padding:1px 6px;
}
.status-pill{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;color:var(--ink);background:#fff;
  border:1px solid var(--line);border-radius:999px;padding:6px 12px;white-space:nowrap;
}
.status-pill::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:650;line-height:1.2;
  border:1.5px solid transparent;border-bottom:1.5px solid transparent;
  cursor:pointer;text-decoration:none;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.btn:hover{color:#fff}
.btn i{transition:transform .22s var(--ease)}
.btn:hover i{transform:translateX(4px)}
.btn-ink{background:var(--ink);color:#fff}
.btn-ink:hover{background:var(--accent);color:#fff;transform:translateY(-1px)}
.btn-ink:active{transform:translateY(0)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-deep);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:rgba(12,58,49,.08);color:var(--ink)}
.btn-sm{padding:10px 18px;font-size:14.5px}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--ink);font-weight:650;font-size:15px;
  border-bottom:1px solid transparent;padding-bottom:2px;
}
.btn-link i{transition:transform .24s var(--ease)}
.btn-link:hover i{transform:translateX(4px)}
.btn-link:hover{color:var(--accent);border-bottom-color:var(--accent)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:16px;align-items:center;justify-content:center;
}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);padding-top:28px;
}
.crumb a{border-bottom:none}
.crumb a:hover{color:var(--accent)}
.crumb .sep{color:var(--disabled)}
.crumb .current{color:var(--ink);font-weight:600}

/* ---------- Hero ---------- */
.hero{padding:44px 0 0}
.hero h1{
  font-size:clamp(34px,5.4vw,62px);
  line-height:1.08;
  font-weight:800;
  letter-spacing:-0.02em;
  margin-top:6px;
}
.hero-lead{
  max-width:520px;margin-top:22px;font-size:17px;color:var(--muted);line-height:1.9;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-metrics{
  display:flex;flex-wrap:wrap;gap:48px;
  margin-top:48px;padding-top:28px;border-top:1px solid var(--line);
}
.metric-num{
  font-size:30px;font-weight:800;color:var(--ink);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.metric-label{font-size:13px;color:var(--muted);margin-top:6px}
.hero-figure{
  position:relative;margin:0;border-radius:24px;overflow:hidden;
  box-shadow:var(--sh-2);
}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-figure::after{
  content:"";position:absolute;inset:0;background:rgba(12,58,49,.12);
}
.figure-tag{
  position:absolute;left:20px;bottom:20px;z-index:2;
  background:rgba(247,245,240,.94);color:var(--ink);
  font-size:13px;font-weight:650;border-radius:999px;padding:7px 14px;
}
.hero-rule{height:1px;background:var(--line);margin-top:64px}

/* ---------- 信息条 ---------- */
.info-strip{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 28px;margin-top:-1px;
  display:flex;flex-wrap:wrap;gap:28px 56px;align-items:center;
  box-shadow:var(--sh-1);
}
.info-strip .item{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--muted)}
.info-strip .item i{color:var(--accent);font-size:14px}
.info-strip .item strong{color:var(--ink);font-weight:700}

/* ---------- 时间线 ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:56px;align-items:start}
.timeline{position:relative;padding-left:0}
.timeline::before{
  content:"";position:absolute;left:25px;top:16px;bottom:16px;width:1px;background:var(--line);
}
.tl-item{position:relative;padding:0 0 44px 78px}
.tl-item:last-child{padding-bottom:0}
.tl-num{
  position:absolute;left:0;top:0;
  width:52px;height:52px;border-radius:16px;
  background:var(--ink);color:#F7F5F0;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;
  transition:background .24s var(--ease),transform .24s var(--ease);
}
.tl-item:hover .tl-num{background:var(--accent);transform:translateY(-2px)}
.tl-body h3{font-size:19px;font-weight:700;line-height:1.45}
.tl-body p{margin-top:12px;color:var(--muted);font-size:16px;line-height:1.9}
.tick-list{margin-top:16px;display:grid;gap:9px}
.tick-list li{
  position:relative;padding-left:20px;font-size:15px;color:var(--text);
}
.tick-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:7px;height:7px;border-radius:2px;background:var(--accent);
}
.tl-note{
  margin-top:18px;padding:16px 18px;border-left:3px solid var(--accent);
  background:#fff;border-radius:0 12px 12px 0;
  font-size:15px;color:var(--muted);line-height:1.85;
}

/* ---------- 右侧 FAQ 卡 ---------- */
.aside-card{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);
}
.aside-card h3{font-size:18px;font-weight:700;line-height:1.4}
.aside-card .aside-sub{margin-top:10px;font-size:13.5px;color:var(--muted);line-height:1.75}
.accordion-item{
  background:transparent;border:none;border-bottom:1px solid var(--line);
}
.accordion-item:last-child{border-bottom:none}
.accordion-button{
  background:transparent;box-shadow:none;border:none;
  padding:16px 30px 16px 0;font-size:15px;font-weight:650;color:var(--ink);
  line-height:1.6;border-radius:0;
}
.accordion-button:not(.collapsed){color:var(--ink);background:transparent;box-shadow:none}
.accordion-button:focus{box-shadow:none;border-color:transparent}
.accordion-button:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.accordion-button::after{
  background-image:none;
  width:9px;height:9px;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(45deg);margin-top:-5px;transition:transform .24s var(--ease),margin .24s var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);margin-top:2px}
.accordion-body{
  padding:0 0 18px;font-size:14.5px;color:var(--muted);line-height:1.85;
}
.aside-foot{
  margin-top:20px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--muted);line-height:1.8;
}

/* ---------- 问题分类卡片 ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.q-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.q-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,106,43,.3)}
.q-card .q-head{display:flex;align-items:center;gap:12px}
.q-card .q-index{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:var(--accent-soft);color:var(--accent-deep);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;
  font-variant-numeric:tabular-nums;
}
.q-card h3{font-size:18px;font-weight:700;line-height:1.4}
.q-card p{margin-top:14px;font-size:15.5px;color:var(--muted);line-height:1.9}
.q-card .tag-row{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-block;font-size:13px;line-height:1.5;
  background:var(--accent-soft);color:var(--accent-deep);
  border-radius:999px;padding:5px 12px;font-weight:600;
}
.tag--mint{background:rgba(47,169,140,.12);color:#1F7A64}

/* ---------- 对照表 ---------- */
.compare{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
}
.compare-row{
  display:grid;grid-template-columns:1.1fr 1fr 1.2fr;gap:0;
  border-bottom:1px solid var(--line);
}
.compare-row:last-child{border-bottom:none}
.compare-row > div{padding:20px 24px;font-size:15px;line-height:1.8}
.compare-row.head > div{
  background:var(--ink);color:#F7F5F0;font-size:13.5px;font-weight:650;
  padding:16px 24px;
}
.compare-row .cell-title{color:var(--ink);font-weight:650}
.compare-row .cell-muted{color:var(--muted)}
.compare-row:nth-child(even) .cell-body{background:rgba(12,58,49,.035)}

/* ---------- 图文块 ---------- */
.feature-band{
  background:var(--ink);color:#F7F5F0;border-radius:24px;
  padding:56px;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:center;
}
.feature-band h2{color:#F7F5F0;font-size:clamp(24px,3vw,34px);line-height:1.25}
.feature-band p{margin-top:18px;color:rgba(247,245,240,.72);font-size:16px;line-height:1.9}
.feature-band .band-fig{margin:0;border-radius:var(--r-img);overflow:hidden;border:1px solid rgba(247,245,240,.15)}
.feature-band .band-fig img{width:100%;aspect-ratio:4/3;object-fit:cover}
.band-list{margin-top:26px;display:grid;gap:12px}
.band-list li{position:relative;padding-left:22px;font-size:15.5px;color:rgba(247,245,240,.85)}
.band-list li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;background:var(--accent);
}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--ink);color:#F7F5F0;border-radius:24px;
  padding:56px;display:flex;flex-wrap:wrap;gap:32px;align-items:center;justify-content:space-between;
}
.cta-band h2{color:#F7F5F0;font-size:clamp(23px,2.8vw,32px);line-height:1.25;max-width:640px}
.cta-band p{margin-top:16px;color:rgba(247,245,240,.72);font-size:15.5px;max-width:620px;line-height:1.9}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);color:rgba(247,245,240,.78);
  margin-top:96px;padding:72px 0 0;
}
.foot-brand{
  display:flex;align-items:center;gap:10px;margin-bottom:18px;
  font-size:17px;font-weight:750;color:#F7F5F0;
}
.site-footer p{font-size:14.5px;line-height:1.9;color:rgba(247,245,240,.66);max-width:340px}
.site-footer h4{color:#F7F5F0;font-size:15px;font-weight:700;margin-bottom:18px}
.foot-links{display:grid;gap:11px}
.foot-links a,.foot-links span{
  font-size:14.5px;color:rgba(247,245,240,.68);border-bottom:none;
  transition:color .2s var(--ease),transform .2s var(--ease);
  display:inline-block;
}
.foot-links a:hover{color:var(--accent);transform:translateX(2px)}
.foot-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(247,245,240,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(247,245,240,.55);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .56s var(--ease),transform .56s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .layout{grid-template-columns:minmax(0,1fr) 320px;gap:40px}
}
@media (max-width:1024px){
  .head-inner{gap:18px}
  .cmd-search{width:180px}
  .cmd-search:focus-within{width:220px}
  .nav-list a{padding:8px 9px;font-size:14.5px}
  .layout{grid-template-columns:minmax(0,1fr)}
  .aside-card{position:static}
}
@media (max-width:991px){
  .nav-toggle{display:inline-flex}
  .nav-list{
    position:fixed;inset:68px 0 0 0;
    background:var(--paper);
    flex-direction:column;align-items:stretch;gap:2px;
    padding:24px;
    transform:translateY(-12px);opacity:0;pointer-events:none;
    transition:opacity .26s var(--ease),transform .26s var(--ease);
    overflow-y:auto;
  }
  body.nav-open .nav-list{opacity:1;transform:none;pointer-events:auto}
  .nav-list a{font-size:18px;padding:16px 8px;border-bottom:1px solid var(--line);border-radius:0}
  .nav-list a::after{left:8px;right:auto;width:28px;bottom:10px}
  .cmd-search{display:none}
  .status-pill{display:none}
  .section{padding:64px 0}
  .feature-band{padding:40px 32px;grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:40px 32px}
  .section-head{margin-bottom:34px}
}
@media (max-width:767px){
  body{font-size:16px}
  .shell{padding:0 20px}
  .section{padding:56px 0}
  .hero{padding:28px 0 0}
  .hero-lead{font-size:16px}
  .hero-metrics{gap:28px 36px;margin-top:36px}
  .metric-num{font-size:26px}
  .grid-2{grid-template-columns:minmax(0,1fr)}
  .compare-row{grid-template-columns:1fr;border-bottom:1px solid var(--line)}
  .compare-row.head{display:none}
  .compare-row > div{padding:14px 20px}
  .compare-row .cell-body{background:transparent!important}
  .compare-row > div + div{border-top:1px dashed var(--line)}
  .tl-item{padding-left:66px}
  .tl-num{width:44px;height:44px;border-radius:14px;font-size:15px}
  .timeline::before{left:21px}
  .feature-band{padding:32px 24px;border-radius:20px}
  .cta-band{padding:34px 24px;border-radius:20px}
  .info-strip{padding:20px;gap:16px 28px}
  .site-footer{padding-top:56px}
}
@media (max-width:520px){
  .brand-text{font-size:15.5px}
  .head-inner{height:64px}
  .nav-list{inset:64px 0 0 0}
  .hero-cta .btn{width:100%}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .tl-item{padding-left:60px}
  .hero-figure{border-radius:18px}
}

/* roulang page: category3 */
:root{
  --ink:#0C3A31;
  --ink-deep:#08271F;
  --accent:#FF6A2B;
  --accent-soft:#FFE7DC;
  --mint:#2FA98C;
  --paper:#F7F5F0;
  --card:#FFFFFF;
  --text:#3A423F;
  --muted:#6E7772;
  --line:#E4E0D6;
  --disabled:#B9BDB9;

  --r-card:16px;
  --r-btn:8px;
  --r-pill:999px;
  --r-img:20px;

  --sd-1:0 1px 2px rgba(12,58,49,.05);
  --sd-2:0 18px 40px -22px rgba(12,58,49,.28);

  --sp-1:16px;
  --sp-2:24px;
  --sp-3:40px;
  --sp-sec:96px;

  --ff:"Inter","PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;

  --bs-body-bg:var(--paper);
  --bs-body-color:var(--text);
  --bs-primary:var(--ink);
  --bs-border-radius:var(--r-btn);
  --bs-border-color:var(--line);
  --bs-font-sans-serif:var(--ff);
  --bs-link-color:var(--text);
  --bs-link-hover-color:var(--accent);
  --bs-emphasis-color:var(--ink);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--ff);
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;height:auto;}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:700;letter-spacing:-0.01em;}
p{margin:0 0 20px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
a{color:inherit;text-decoration:none;}
.body-link{
  text-decoration:underline;
  text-decoration-color:var(--accent);
  text-decoration-thickness:1px;
  text-underline-offset:3px;
  transition:color .2s ease;
}
.body-link:hover{color:var(--accent);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}

.shell{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1440px){
  .shell{max-width:1280px;}
}

.section{padding:var(--sp-sec) 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{font-size:clamp(24px,3.2vw,38px);line-height:1.2;}
.section-head .lead{margin-top:16px;color:var(--muted);font-size:16px;line-height:1.9;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  line-height:1.6;
  color:var(--ink);
  background:var(--accent-soft);
  border-radius:var(--r-pill);
  padding:6px 14px;
  margin-bottom:18px;
  font-weight:600;
}
.eyebrow i{color:var(--accent);font-size:12px;}

/* ---------- header ---------- */
.site-head{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,245,240,.96);
  border-bottom:1px solid var(--line);
  transition:height .24s ease, box-shadow .24s ease;
}
.head-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:68px;
  transition:height .24s ease;
}
.site-head.shrink .head-inner{height:60px;}
.site-head.shrink{box-shadow:var(--sd-1);}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:17px;
  color:var(--ink);
  letter-spacing:-0.01em;
  flex:none;
  white-space:nowrap;
}
.logo-mark{
  width:28px;height:28px;border-radius:9px;background:var(--ink);
  position:relative;flex:none;display:inline-block;
}
.logo-mark::after{
  content:"";position:absolute;left:7px;right:7px;top:8px;bottom:8px;
  background:var(--accent);
  clip-path:polygon(0 100%,50% 0,100% 100%);
}
.nav-list{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:8px;
  flex:1 1 auto;
}
.nav-list a{
  position:relative;
  font-size:14.5px;
  color:var(--muted);
  padding:6px 0;
  transition:color .2s ease;
  white-space:nowrap;
}
.nav-list a::after{
  content:"";
  position:absolute;left:0;right:0;bottom:-15px;height:2px;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .24s cubic-bezier(.22,.61,.36,1);
}
.nav-list a:hover{color:var(--ink);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.active{color:var(--ink);font-weight:650;}
.nav-list a.active::after{transform:scaleX(1);}
.head-tools{display:flex;align-items:center;gap:14px;flex:none;}
.cmd-search{
  display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 12px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:10px;
  transition:width .28s cubic-bezier(.22,.61,.36,1), border-color .2s ease;
}
.cmd-search:focus-within{width:300px;border-color:var(--accent);}
.cmd-search i{color:var(--muted);font-size:13px;}
.cmd-search input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--text);font-family:inherit;
}
.cmd-search input::placeholder{color:var(--disabled);}
.cmd-search .kbd{
  font-size:11px;color:var(--muted);border:1px solid var(--line);
  border-radius:6px;padding:2px 6px;flex:none;
}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;line-height:1.6;
  color:var(--ink);
  background:var(--accent-soft);
  border-radius:var(--r-pill);
  padding:6px 13px;
  white-space:nowrap;
}
.status-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--mint);flex:none;
}
.btn-main{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);
  color:var(--ink-deep);
  font-weight:650;font-size:14.5px;
  padding:11px 20px;
  border:0;border-radius:var(--r-btn);
  transition:transform .2s ease, background .2s ease, box-shadow .2s ease;
  white-space:nowrap;
}
.btn-main i{transition:transform .2s ease;}
.btn-main:hover{background:#FF8149;transform:translateY(-1px);box-shadow:var(--sd-2);}
.btn-main:hover i{transform:translateX(4px);}
.btn-main:active{transform:translateY(0);}
.nav-toggle{
  display:none;
  width:42px;height:42px;border:1px solid var(--line);background:var(--card);
  border-radius:10px;color:var(--ink);font-size:16px;
}
.drawer{
  display:none;
  position:fixed;inset:0;z-index:90;
  background:var(--paper);
  padding:88px 24px 120px;
  overflow-y:auto;
}
.drawer.open{display:block;}
.drawer-close{
  position:absolute;top:18px;right:20px;
  width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:var(--card);color:var(--ink);font-size:16px;
}
.drawer nav{display:flex;flex-direction:column;gap:6px;}
.drawer nav a{
  font-size:18px;font-weight:650;color:var(--ink);
  padding:16px 4px;border-bottom:1px solid var(--line);
}
.drawer nav a.active{color:var(--accent);}
.drawer-cta{
  position:fixed;left:0;right:0;bottom:0;
  padding:16px 24px 24px;
  background:linear-gradient(180deg,rgba(247,245,240,.2),var(--paper) 40%);
}
.drawer-cta .btn-main{width:100%;justify-content:center;padding:15px 20px;font-size:16px;}

/* ---------- breadcrumb ---------- */
.crumb{
  padding:22px 0 0;
  font-size:13px;
  color:var(--muted);
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
}
.crumb a{color:var(--muted);transition:color .2s ease;}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:var(--disabled);}
.crumb .current{color:var(--ink);font-weight:600;}

/* ---------- hero ---------- */
.hero-c{padding:56px 0 64px;text-align:center;}
.hero-c .hero-inner{max-width:760px;margin:0 auto;}
.hero-c h1{
  font-size:clamp(34px,5.4vw,62px);
  line-height:1.08;
  letter-spacing:-0.02em;
  font-weight:800;
}
.hero-c .sub{
  margin:22px auto 0;
  max-width:600px;
  color:var(--muted);
  font-size:17px;
  line-height:1.95;
}
.hero-actions{
  display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:34px;
}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;color:var(--ink);
  border:1.5px solid var(--ink);
  font-weight:650;font-size:14.5px;
  padding:11px 20px;border-radius:var(--r-btn);
  transition:background .2s ease, transform .2s ease;
}
.btn-ghost:hover{background:rgba(12,58,49,.08);transform:translateY(-1px);}
.btn-ghost i{transition:transform .2s ease;}
.btn-ghost:hover i{transform:translateX(4px);}
.hero-strip{
  margin-top:52px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  display:grid;
  grid-template-columns:repeat(3,1fr);
}
.hero-strip .cell{
  padding:26px 20px;
  text-align:center;
  border-right:1px solid var(--line);
}
.hero-strip .cell:last-child{border-right:0;}
.hero-strip .num{
  font-size:clamp(24px,2.6vw,32px);
  font-weight:800;color:var(--ink);line-height:1.2;
}
.hero-strip .lbl{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.6;}

/* ---------- point grid ---------- */
.point-card{
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 24px 28px;
  box-shadow:var(--sd-1);
  transition:transform .24s cubic-bezier(.22,.61,.36,1), box-shadow .24s ease, border-color .24s ease;
  position:relative;
  overflow:hidden;
}
.point-card::before{
  content:attr(data-idx);
  position:absolute;right:14px;top:2px;
  font-size:64px;font-weight:800;line-height:1;
  color:rgba(12,58,49,.06);
  letter-spacing:-0.04em;
}
.point-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sd-2);
  border-color:rgba(255,106,43,.6);
}
.point-card .ic{
  width:38px;height:38px;border-radius:10px;
  background:var(--accent-soft);color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;margin-bottom:18px;
  position:relative;z-index:1;
}
.point-card h3{font-size:18px;line-height:1.4;font-weight:650;position:relative;z-index:1;}
.point-card p{margin-top:10px;font-size:14.5px;line-height:1.85;color:var(--muted);position:relative;z-index:1;}

/* ---------- rhythm block ---------- */
.rhythm{
  background:var(--card);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.rhythm-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;}
.rhythm-media{
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sd-1);
}
.rhythm-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.info-list li{
  display:flex;gap:16px;
  padding:20px 0;
  border-bottom:1px solid var(--line);
}
.info-list li:first-child{padding-top:0;}
.info-list li:last-child{border-bottom:0;padding-bottom:0;}
.info-list .idx{
  flex:none;font-size:13px;font-weight:700;color:var(--accent);
  width:34px;padding-top:3px;letter-spacing:0.04em;
}
.info-list h3{font-size:17px;line-height:1.45;}
.info-list p{margin-top:6px;font-size:14.5px;color:var(--muted);line-height:1.85;}
.note-bar{
  margin-top:28px;
  display:flex;gap:12px;align-items:flex-start;
  background:var(--paper);
  border-left:3px solid var(--accent);
  border-radius:0 12px 12px 0;
  padding:16px 18px;
  font-size:14px;color:var(--muted);line-height:1.8;
}
.note-bar i{color:var(--accent);margin-top:5px;font-size:13px;}

/* ---------- faq ---------- */
.faq .accordion-item{
  background:transparent;
  border:0;
  border-bottom:1px solid var(--line);
  border-radius:0;
}
.faq .accordion-item:first-child{border-top:1px solid var(--line);}
.faq .accordion-button{
  background:transparent;
  color:var(--ink);
  font-size:17px;font-weight:650;
  padding:24px 48px 24px 0;
  box-shadow:none;
  border-radius:0;
  line-height:1.5;
}
.faq .accordion-button:not(.collapsed){color:var(--ink);background:transparent;box-shadow:none;}
.faq .accordion-button:focus{box-shadow:none;}
.faq .accordion-button:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;}
.faq .accordion-button::after{
  content:"";
  width:12px;height:12px;
  border-right:2px solid var(--ink);
  border-bottom:2px solid var(--ink);
  background:none;
  transform:rotate(45deg);
  margin-left:auto;
  transition:transform .24s ease;
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.faq .accordion-body{
  padding:0 48px 26px 0;
  font-size:15px;line-height:1.85;color:var(--muted);
}
.faq .accordion-body p{margin:0;}

/* ---------- cta ---------- */
.cta-band{
  position:relative;
  background-color:var(--ink);
  background-image:linear-gradient(90deg,rgba(12,58,49,.94) 0%,rgba(12,58,49,.82) 55%,rgba(8,39,31,.78) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  color:#F2EFE8;
  border-radius:24px;
  overflow:hidden;
}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  padding:52px 48px;
}
.cta-inner h2{color:#FFFFFF;font-size:clamp(22px,2.8vw,32px);line-height:1.25;max-width:520px;}
.cta-inner p{margin-top:12px;font-size:15px;color:rgba(242,239,232,.78);max-width:520px;line-height:1.85;}
.cta-band .divider{
  height:1px;background:rgba(255,255,255,.14);margin:0 48px;
}
.cta-band .cta-foot{
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding:18px 48px 24px;font-size:13px;color:rgba(242,239,232,.6);
}
.btn-accent{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--accent);color:var(--ink-deep);
  font-weight:700;font-size:15px;
  padding:14px 26px;border-radius:var(--r-btn);border:0;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
  white-space:nowrap;
}
.btn-accent i{transition:transform .2s ease;}
.btn-accent:hover{background:#FF8149;transform:translateY(-1px);box-shadow:0 18px 40px -22px rgba(0,0,0,.6);}
.btn-accent:hover i{transform:translateX(4px);}
.btn-accent:active{transform:translateY(0);}

/* ---------- footer ---------- */
.site-footer{
  background:var(--ink);
  color:rgba(242,239,232,.78);
  padding:72px 0 30px;
  margin-top:var(--sp-sec);
}
.foot-brand{
  display:flex;align-items:center;gap:10px;
  color:#FFFFFF;font-weight:800;font-size:17px;margin-bottom:16px;
}
.foot-brand .logo-mark{background:rgba(255,255,255,.12);}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(242,239,232,.72);}
.site-footer h4{
  color:#FFFFFF;font-size:14px;font-weight:700;margin-bottom:18px;
  letter-spacing:0.02em;
}
.foot-links li{margin-bottom:11px;}
.foot-links a,.foot-links span{font-size:14px;color:rgba(242,239,232,.74);transition:color .2s ease, transform .2s ease;display:inline-block;}
.foot-links a:hover{color:var(--accent);transform:translateX(2px);}
.foot-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(242,239,232,.6);
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .5s cubic-bezier(.22,.61,.36,1),transform .5s cubic-bezier(.22,.61,.36,1);}
.reveal.in{opacity:1;transform:none;}

@media (max-width:1199px){
  .cmd-search{width:180px;}
  .cmd-search:focus-within{width:230px;}
  .nav-list{gap:20px;}
  .nav-list a{font-size:14px;}
  .status-badge{display:none;}
}
@media (max-width:991px){
  .nav-list,.cmd-search{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .rhythm-grid{grid-template-columns:1fr;gap:36px;}
  .section{padding:64px 0;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .cta-band .divider{margin:0 32px;}
  .cta-band .cta-foot{padding:16px 32px 22px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .shell{padding-left:18px;padding-right:18px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .hero-c{padding:36px 0 48px;}
  .hero-strip{grid-template-columns:1fr;}
  .hero-strip .cell{border-right:0;border-bottom:1px solid var(--line);padding:20px 16px;}
  .hero-strip .cell:last-child{border-bottom:0;}
  .heading-gap{margin-top:40px;}
  .site-footer{padding:56px 0 26px;margin-top:64px;}
  .faq .accordion-body{padding-right:12px;}
  .faq .accordion-button{padding-right:40px;}
}
@media (max-width:575px){
  .brand{font-size:15.5px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;justify-content:center;}
  .cta-inner h2{font-size:22px;}
  .cta-inner,.cta-band .cta-foot,.cta-band .divider{margin-left:0;margin-right:0;padding-left:22px;padding-right:22px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}