/* roulang page: index */
:root{
  --c-bg-0:#061317;
  --c-bg-1:#0A1F26;
  --c-bg-2:#0D2830;
  --c-glass:rgba(255,255,255,.045);
  --c-glass-strong:rgba(255,255,255,.075);
  --c-line:rgba(147,197,208,.14);
  --c-primary:#21D0B2;
  --c-primary-600:#14A992;
  --c-primary-050:rgba(33,208,178,.12);
  --c-accent:#FFAE5C;
  --c-accent-050:rgba(255,174,92,.14);
  --c-text-1:#E9F4F6;
  --c-text-2:#A6BFC7;
  --c-text-3:#6C878F;
  --c-danger:#FF7A6B;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh-1:0 2px 8px rgba(0,0,0,.25);
  --sh-2:0 12px 32px rgba(0,0,0,.35);
  --sh-glow:0 0 0 1px rgba(33,208,178,.18),0 10px 28px rgba(33,208,178,.26);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-body-bg:#061317;
  --bs-body-color:#E9F4F6;
  --bs-border-color:rgba(147,197,208,.14);
  --bs-primary:#21D0B2;
  --bs-link-color:#21D0B2;
  --bs-link-hover-color:#14A992;
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text-1);
  background-color:var(--c-bg-0);
  background-image:
    radial-gradient(900px 620px at 8% -6%, rgba(33,208,178,.12), transparent 62%),
    radial-gradient(760px 520px at 100% 2%, rgba(255,174,92,.08), transparent 66%),
    linear-gradient(180deg,#061317 0%,#07181D 45%,#061317 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{list-style:none;padding:0}
a{color:var(--c-primary);text-decoration:none;transition:color 180ms var(--ease)}
a:hover{color:var(--c-primary-600)}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.text-mono,.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.shell{width:100%;max-width:1140px;margin:0 auto;padding-left:24px;padding-right:24px}
@media(min-width:1400px){.shell{max-width:1320px}}
@media(max-width:575.98px){.shell{padding-left:18px;padding-right:18px}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:rgba(255,255,255,.04);border-bottom:1px solid var(--c-line);font-size:13px;color:var(--c-text-2);position:relative;z-index:1040}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:38px}
.topbar-left{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-left i{color:var(--c-primary)}
.topbar-right{display:flex;align-items:center;gap:20px;flex:0 0 auto}
.topbar-right a{color:var(--c-text-2);font-size:13px;display:inline-flex;align-items:center;gap:6px}
.topbar-right a:hover{color:var(--c-primary)}
.topbar-right button{background:none;border:0;padding:0;color:var(--c-accent);font-size:13px;display:inline-flex;align-items:center;gap:6px;cursor:pointer}
.topbar-right button:hover{color:#FFC68A}
@media(max-width:767.98px){
  .topbar-right a{display:none}
  .topbar-left span{font-size:12.5px}
}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(6,19,23,.74);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--c-line);
  transition:background 260ms var(--ease),box-shadow 260ms var(--ease);
}
.site-header::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,rgba(33,208,178,.55),transparent)}
.site-header.scrolled{background:rgba(5,17,21,.94);box-shadow:var(--sh-1)}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--c-text-1);font-weight:700;font-size:17px;letter-spacing:-.01em;white-space:nowrap}
.brand:hover{color:var(--c-text-1)}
.brand svg{width:32px;height:32px;flex:0 0 auto}
.brand-note{display:block;font-size:11px;font-weight:400;color:var(--c-text-3);line-height:1.2;letter-spacing:.02em}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-menu a{
  position:relative;display:block;padding:10px 14px;border-radius:999px;
  color:var(--c-text-2);font-size:15px;transition:color 180ms var(--ease),background 180ms var(--ease);
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;background:var(--c-primary);
  transform:scaleX(0);transform-origin:left;transition:transform 180ms var(--ease);border-radius:2px;
}
.nav-menu a:hover{color:var(--c-text-1)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--c-primary);background:var(--c-primary-050)}
.nav-menu a.active::after{transform:scaleX(1)}
.nav-cta{margin-left:8px;flex:0 0 auto}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:14px;
  background:var(--c-glass);border:1px solid var(--c-line);color:var(--c-text-1);cursor:pointer;
  align-items:center;justify-content:center;font-size:17px;
}
.nav-toggle:hover{border-color:rgba(33,208,178,.4);color:var(--c-primary)}
@media(max-width:991.98px){
  .nav-menu,.nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .nav-inner{height:64px;gap:12px}
  .brand{font-size:16px}
}
.nav-drawer{background:rgba(8,26,32,.97)!important;backdrop-filter:blur(18px) saturate(120%);border-left:1px solid var(--c-line)!important;color:var(--c-text-1);width:320px!important}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--c-line);padding:18px 22px}
.nav-drawer .offcanvas-body{padding:18px 22px 32px;display:flex;flex-direction:column;gap:8px}
.nav-drawer .drawer-close{background:none;border:0;color:var(--c-text-2);font-size:22px;line-height:1;padding:6px;cursor:pointer}
.nav-drawer .drawer-close:hover{color:var(--c-primary)}
.nav-drawer a.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:12px 16px;border-radius:var(--r-md);
  color:var(--c-text-1);font-size:16px;border:1px solid transparent;
}
.nav-drawer a.drawer-link:hover{background:var(--c-glass);border-color:var(--c-line)}
.nav-drawer a.drawer-link.active{background:var(--c-primary-050);color:var(--c-primary);border-color:rgba(33,208,178,.28)}
.nav-drawer .drawer-foot{margin-top:20px;padding-top:20px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-text-3)}

/* ---------- 按钮体系 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:999px;font-size:15px;font-weight:600;line-height:1.4;
  border:1px solid transparent;cursor:pointer;text-align:center;
  transition:transform 180ms var(--ease),box-shadow 260ms var(--ease),background 180ms var(--ease),border-color 180ms var(--ease),color 180ms var(--ease);
}
.btn-x:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.btn-x-primary{background:var(--c-primary);color:#04211C;box-shadow:var(--sh-glow)}
.btn-x-primary:hover{background:#2BDCBC;color:#04211C;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(33,208,178,.28),0 14px 34px rgba(33,208,178,.34)}
.btn-x-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(33,208,178,.2),0 6px 16px rgba(33,208,178,.2)}
.btn-x-ghost{background:transparent;border-color:rgba(33,208,178,.45);color:var(--c-primary)}
.btn-x-ghost:hover{background:var(--c-primary-050);border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px)}
.btn-x-ghost:active{transform:translateY(0)}
.btn-x-soft{background:var(--c-glass);border-color:var(--c-line);color:var(--c-text-1)}
.btn-x-soft:hover{background:var(--c-glass-strong);border-color:rgba(33,208,178,.35);color:var(--c-text-1);transform:translateY(-2px)}
.btn-x-block{width:100%}
.btn-x-sm{padding:9px 18px;font-size:14px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--c-primary);padding:4px 0}
.link-more i{transition:transform 180ms var(--ease)}
.link-more:hover i{transform:translateX(4px)}

/* ---------- 通用 ---------- */
.section{padding:96px 0;position:relative}
@media(max-width:1199.98px){.section{padding:72px 0}}
@media(max-width:767.98px){.section{padding:56px 0}}
.section-head{margin-bottom:40px;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.section-head h2{font-size:clamp(24px,2.4vw,34px);line-height:1.25;font-weight:700;letter-spacing:-.01em}
.section-head p{margin-top:12px;color:var(--c-text-2);font-size:15.5px;max-width:660px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--c-primary);letter-spacing:.04em;margin-bottom:14px}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--c-primary)}
.pill{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;font-size:13px;line-height:1.6;border:1px solid transparent;white-space:nowrap}
.pill-primary{background:var(--c-primary-050);color:var(--c-primary);border-color:rgba(33,208,178,.24)}
.pill-accent{background:var(--c-accent-050);color:var(--c-accent);border-color:rgba(255,174,92,.26)}
.pill-line{background:var(--c-glass);color:var(--c-text-2);border-color:var(--c-line)}
.glass-card{
  position:relative;
  background:var(--c-glass);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  overflow:hidden;
  transition:transform 260ms var(--ease),border-color 260ms var(--ease),box-shadow 260ms var(--ease);
}
.glass-card::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 220px at 0% 0%,rgba(255,255,255,.10),transparent 62%);
}
.glass-card:hover{transform:translateY(-2px);border-color:rgba(33,208,178,.22);box-shadow:var(--sh-2)}
.reveal{opacity:0;transform:translateY(12px);transition:opacity 600ms var(--ease),transform 600ms var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
}

/* ---------- Hero ---------- */
.hero{padding:72px 0 64px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:48px;align-items:center}
.hero-badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.hero h1{font-size:clamp(30px,3.6vw,50px);line-height:1.25;font-weight:700;letter-spacing:-.01em;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--c-primary)}
.hero-sub{font-size:17px;color:var(--c-text-2);max-width:560px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px}
.trust-chip{
  display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border-radius:999px;
  background:var(--c-glass);border:1px solid var(--c-line);font-size:13.5px;color:var(--c-text-2);
}
.trust-chip i{color:var(--c-primary);font-size:12px}
.hero-visual{
  position:relative;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--c-line);
  min-height:440px;box-shadow:var(--sh-2);
}
.hero-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(6,19,23,.94) 0%,rgba(6,19,23,.5) 42%,rgba(6,19,23,.12) 100%);
}
.hero-visual .hv-tag{position:absolute;top:20px;left:20px;z-index:2}
.float-card{
  position:absolute;z-index:2;border-radius:var(--r-md);padding:14px 18px;
  background:rgba(9,29,35,.82);border:1px solid var(--c-line);
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-1);
}
.float-a{left:20px;bottom:88px}
.float-b{left:20px;right:20px;bottom:20px;display:flex;align-items:center;gap:10px}
.float-num{display:block;font-size:26px;font-weight:700;color:var(--c-primary);line-height:1.2}
.float-label{font-size:13px;color:var(--c-text-2)}
.pulse-dot{width:9px;height:9px;border-radius:50%;background:var(--c-accent);flex:0 0 auto;box-shadow:0 0 0 0 rgba(255,174,92,.6);animation:pulse 2.4s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,174,92,.55)}
  70%{box-shadow:0 0 0 12px rgba(255,174,92,0)}
  100%{box-shadow:0 0 0 0 rgba(255,174,92,0)}
}
.hero-metrics{
  margin-top:56px;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--c-line);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;
}
.metric{background:rgba(8,25,31,.72);padding:22px 24px}
.metric .num{display:block;font-size:clamp(24px,2.4vw,32px);font-weight:700;color:var(--c-text-1);line-height:1.2}
.metric .num i{font-style:normal;font-size:15px;color:var(--c-text-3);margin-left:2px;font-weight:500}
.metric span.m-label{display:block;font-size:13.5px;color:var(--c-text-3);margin-top:6px}
@media(max-width:1199.98px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{min-height:360px}
  .hero-sub{max-width:100%}
}
@media(max-width:767.98px){
  .hero{padding:48px 0 40px}
  .hero-metrics{grid-template-columns:repeat(2,1fr);margin-top:40px}
  .metric{padding:18px}
  .hero-visual{min-height:300px}
  .float-a{left:16px;bottom:82px;padding:12px 14px}
  .float-b{left:16px;right:16px;bottom:16px;padding:12px 14px}
  .float-num{font-size:22px}
  .hero-actions .btn-x{flex:1 1 auto;min-width:150px}
}

/* ---------- 痛点区 ---------- */
.pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.pain-item{padding:30px 28px}
.pain-icon{
  width:46px;height:46px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-050);color:var(--c-primary);font-size:19px;margin-bottom:18px;
}
.pain-item h3{font-size:19px;line-height:1.5;font-weight:600;margin-bottom:10px}
.pain-item p{color:var(--c-text-2);font-size:15px}
@media(max-width:767.98px){
  .pain-grid{grid-template-columns:1fr;gap:16px}
  .pain-item{padding:24px 22px}
}

/* ---------- Bento 方案区 ---------- */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.bento-item{display:flex;flex-direction:column;overflow:hidden;padding:0}
.bento-large{grid-column:span 2;grid-row:span 2}
.bento-std{grid-column:span 2}
.bento-wide{grid-column:span 4;display:grid;grid-template-columns:1.05fr 1fr;align-items:stretch}
.bento-media{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,rgba(33,208,178,.16),rgba(255,174,92,.12))}
.bento-large .bento-media{aspect-ratio:4/3}
.bento-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.bento-item:hover .bento-media img{transform:scale(1.03)}
.bento-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1;gap:14px}
.bento-wide .bento-body{padding:34px 34px 34px 10px}
.bento-body h3{font-size:20px;font-weight:600;line-height:1.45}
.bento-body p{color:var(--c-text-2);font-size:15px}
.bento-list{display:flex;flex-direction:column;gap:10px;margin-top:2px}
.bento-list li{display:flex;gap:10px;font-size:14.5px;color:var(--c-text-2);line-height:1.7}
.bento-list li i{color:var(--c-primary);font-size:12px;margin-top:7px;flex:0 0 auto}
.bento-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line)}
.bento-wide .bento-media{order:2;aspect-ratio:auto;height:100%;min-height:230px}
@media(max-width:991.98px){
  .bento{grid-template-columns:repeat(2,1fr)}
  .bento-large,.bento-std,.bento-wide{grid-column:span 2;grid-row:auto}
  .bento-wide{grid-template-columns:1fr}
  .bento-wide .bento-media{order:0;min-height:220px}
  .bento-wide .bento-body{padding:26px}
}
@media(max-width:575.98px){
  .bento{gap:16px}
  .bento-body{padding:22px 20px 24px}
}

/* ---------- 数据带 ---------- */
.data-band{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  border:1px solid var(--c-line);
  background:linear-gradient(120deg,#07191F 0%,#0A2530 55%,#08202A 100%);
  padding:56px 48px;
}
.data-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(147,197,208,.07) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(147,197,208,.07) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(620px 320px at 12% 0%,#000 10%,transparent 72%);
  -webkit-mask-image:radial-gradient(620px 320px at 12% 0%,#000 10%,transparent 72%);
}
.data-band::after{
  content:"";position:absolute;width:520px;height:520px;left:-160px;top:-240px;border-radius:50%;
  background:radial-gradient(circle,rgba(33,208,178,.28),transparent 66%);pointer-events:none;
}
.data-inner{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.data-cell .num{display:block;font-size:clamp(34px,4vw,52px);font-weight:700;line-height:1.1;color:var(--c-primary)}
.data-cell .num i{font-style:normal;font-size:.5em;font-weight:600;margin-left:2px}
.data-cell:nth-child(2) .num{color:var(--c-accent)}
.data-cell .d-label{display:block;font-size:14px;color:var(--c-text-2);margin-top:10px}
.data-foot{position:relative;z-index:2;margin-top:40px;padding-top:26px;border-top:1px solid var(--c-line);display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.data-foot p{font-size:14.5px;color:var(--c-text-2);max-width:560px}
@media(max-width:991.98px){
  .data-band{padding:42px 28px}
  .data-inner{grid-template-columns:repeat(2,1fr);gap:26px}
}
@media(max-width:575.98px){
  .data-band{padding:34px 22px;border-radius:var(--r-lg)}
  .data-foot{flex-direction:column;align-items:flex-start}
  .data-foot .btn-x{width:100%}
}

/* ---------- 资讯列表 ---------- */
.news-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:24px;align-items:start}
.post-feature{display:flex;flex-direction:column;height:100%;padding:0}
.post-feature .pf-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,rgba(33,208,178,.16),rgba(255,174,92,.1))}
.post-feature .pf-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.post-feature:hover .pf-media img{transform:scale(1.03)}
.post-feature .pf-body{padding:26px;display:flex;flex-direction:column;gap:12px;flex:1}
.post-feature h3{font-size:21px;font-weight:600;line-height:1.5}
.post-feature p{color:var(--c-text-2);font-size:15px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--c-text-3)}
.post-list{display:flex;flex-direction:column;gap:16px}
.post-row{display:grid;grid-template-columns:132px 1fr;gap:18px;padding:16px;align-items:center}
.post-row .pr-media{position:relative;aspect-ratio:16/9;border-radius:var(--r-sm);overflow:hidden;background:linear-gradient(135deg,rgba(33,208,178,.16),rgba(255,174,92,.1))}
.post-row .pr-media img{width:100%;height:100%;object-fit:cover}
.post-row h4{font-size:16.5px;font-weight:600;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-row p{color:var(--c-text-3);font-size:13.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px}
.post-row .post-meta{font-size:12.5px}
.empty-state{
  padding:64px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:16px;
  border-radius:var(--r-lg);border:1px dashed var(--c-line);background:var(--c-glass);
}
.empty-state i{font-size:32px;color:var(--c-text-3)}
.empty-state p{color:var(--c-text-2);font-size:15px}
.empty-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
@media(max-width:991.98px){
  .news-layout{grid-template-columns:1fr}
}
@media(max-width:575.98px){
  .post-row{grid-template-columns:1fr;gap:12px;padding:14px}
  .post-row .pr-media{aspect-ratio:16/9}
  .post-feature .pf-body{padding:20px}
}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:.85fr 1.4fr;gap:44px;align-items:start}
.faq-aside{padding:30px 28px;position:sticky;top:104px}
.faq-aside h3{font-size:19px;font-weight:600;margin-bottom:12px}
.faq-aside p{color:var(--c-text-2);font-size:14.5px;margin-bottom:20px}
.accordion-x{border-top:1px solid var(--c-line)}
.acc-item{border-bottom:1px solid var(--c-line)}
.acc-btn{
  width:100%;background:none;border:0;text-align:left;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:18px 4px;font-size:17px;font-weight:600;color:var(--c-text-1);
  line-height:1.6;transition:color 180ms var(--ease);
}
.acc-btn:hover{color:var(--c-primary)}
.acc-ind{position:relative;flex:0 0 auto;width:16px;height:16px;transition:transform 180ms var(--ease)}
.acc-ind::before,.acc-ind::after{content:"";position:absolute;background:var(--c-primary);border-radius:2px}
.acc-ind::before{left:0;top:7px;width:16px;height:2px}
.acc-ind::after{left:7px;top:0;width:2px;height:16px;transition:opacity 180ms var(--ease)}
.acc-item.open .acc-ind{transform:rotate(180deg)}
.acc-item.open .acc-ind::after{opacity:0}
.acc-panel{max-height:0;overflow:hidden;transition:max-height 320ms var(--ease)}
.acc-panel .acc-inner{padding:0 4px 22px;color:var(--c-text-2);font-size:15px;line-height:1.9}
@media(max-width:991.98px){
  .faq-wrap{grid-template-columns:1fr;gap:28px}
  .faq-aside{position:static}
}

/* ---------- 表单区 ---------- */
.lead-wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:start}
.lead-intro h2{font-size:clamp(24px,2.4vw,34px);line-height:1.3;font-weight:700;margin-bottom:18px;letter-spacing:-.01em}
.lead-intro > p{color:var(--c-text-2);font-size:15.5px;margin-bottom:28px}
.step-list{display:flex;flex-direction:column;gap:20px;margin-bottom:26px}
.step-item{display:flex;gap:16px}
.step-dot{
  flex:0 0 auto;width:34px;height:34px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-050);color:var(--c-primary);font-size:14px;font-weight:700;border:1px solid rgba(33,208,178,.26);
}
.step-item h3{font-size:16.5px;font-weight:600;margin-bottom:4px}
.step-item p{color:var(--c-text-2);font-size:14.5px}
.lead-form{padding:32px 30px}
.form-row{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.form-row label{font-size:14px;color:var(--c-text-2);font-weight:500}
.form-row input,.form-row select,.form-row textarea{
  width:100%;background:rgba(5,17,21,.7);border:1px solid var(--c-line);border-radius:var(--r-sm);
  padding:12px 15px;font-size:15px;color:var(--c-text-1);line-height:1.6;
  transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease),background 180ms var(--ease);
}
.form-row input::placeholder,.form-row textarea::placeholder{color:var(--c-text-3)}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:rgba(33,208,178,.6);background:rgba(6,22,27,.92);
  box-shadow:0 0 0 3px rgba(33,208,178,.12);
}
.form-row select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--c-text-2) 50%),linear-gradient(135deg,var(--c-text-2) 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:42px}
.form-row textarea{resize:vertical;min-height:92px}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--c-text-3);line-height:1.8;margin-bottom:20px;cursor:pointer}
.check-row input{width:16px;height:16px;margin-top:5px;flex:0 0 auto;accent-color:var(--c-primary)}
.check-row a{color:var(--c-text-2);text-decoration:underline}
.check-row a:hover{color:var(--c-primary)}
.form-note{font-size:13px;color:var(--c-text-3);line-height:1.8;margin-top:16px}
.form-note a{color:var(--c-text-2);text-decoration:underline}
.form-note a:hover{color:var(--c-primary)}
.form-msg{display:none;margin-top:16px;padding:12px 16px;border-radius:var(--r-sm);background:var(--c-primary-050);border:1px solid rgba(33,208,178,.3);color:var(--c-primary);font-size:14px}
.form-msg.show{display:block}
@media(max-width:991.98px){
  .lead-wrap{grid-template-columns:1fr;gap:32px}
  .lead-form{padding:26px 22px}
}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;margin-top:24px;background:rgba(8,24,30,.6);border-top:1px solid var(--c-line);padding:64px 0 0}
.site-footer::before{content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(33,208,178,.6),transparent)}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:var(--c-text-2);font-size:14px;max-width:330px}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:18px;color:var(--c-text-1)}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{color:var(--c-text-2);font-size:14px;display:inline-block;transition:color 180ms var(--ease),transform 180ms var(--ease)}
.footer-col a:hover{color:var(--c-primary);transform:translateX(2px)}
.footer-contact li{font-size:14px;color:var(--c-text-2);display:flex;gap:9px;align-items:flex-start}
.footer-contact i{color:var(--c-primary);margin-top:6px;font-size:12px;flex:0 0 auto}
.footer-bottom{
  margin-top:56px;border-top:1px solid var(--c-line);padding:22px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--c-text-3);
}
.footer-bottom .fb-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom a{color:var(--c-text-3)}
.footer-bottom a:hover{color:var(--c-primary)}
@media(max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:575.98px){
  .site-footer{padding:48px 0 0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}

/* ---------- 弹层 ---------- */
.modal-content{
  background:rgba(9,28,34,.96);border:1px solid var(--c-line);border-radius:var(--r-xl);
  color:var(--c-text-1);backdrop-filter:blur(18px) saturate(120%);box-shadow:var(--sh-2);
}
.modal-header{border-bottom:1px solid var(--c-line);padding:22px 26px}
.modal-title{font-size:19px;font-weight:600}
.modal-body{padding:24px 26px 8px;color:var(--c-text-2);font-size:15px}
.modal-footer{border-top:0;padding:16px 26px 26px;gap:12px}
.modal-close{background:none;border:0;color:var(--c-text-2);font-size:20px;line-height:1;padding:6px;cursor:pointer}
.modal-close:hover{color:var(--c-primary)}
.modal .mini-list{display:flex;flex-direction:column;gap:12px;margin:18px 0 6px}
.modal .mini-list li{display:flex;gap:10px;font-size:14.5px;color:var(--c-text-2)}
.modal .mini-list i{color:var(--c-primary);font-size:12px;margin-top:7px;flex:0 0 auto}
@media(max-width:575.98px){
  .modal-dialog{margin:0;align-items:flex-end;min-height:100%}
  .modal-content{border-radius:var(--r-xl) var(--r-xl) 0 0}
}

/* roulang page: article */
:root{
  --bs-body-bg:#061317;
  --bs-body-color:#A6BFC7;
  --bs-border-color:rgba(147,197,208,.14);
  --bs-primary:#21D0B2;
  --bs-link-color:#21D0B2;
  --bs-link-hover-color:#5FE3CB;
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --bs-border-radius:16px;
  --c-bg-0:#061317; --c-bg-1:#0A1F26; --c-bg-2:#0D2830;
  --c-glass:rgba(255,255,255,.045); --c-glass-strong:rgba(255,255,255,.075);
  --c-line:rgba(147,197,208,.14);
  --c-primary:#21D0B2; --c-primary-600:#14A992; --c-primary-050:rgba(33,208,178,.12);
  --c-accent:#FFAE5C; --c-accent-050:rgba(255,174,92,.14);
  --c-text-1:#E9F4F6; --c-text-2:#A6BFC7; --c-text-3:#6C878F;
  --c-danger:#FF7A6B;
  --r-sm:10px; --r-md:16px; --r-lg:22px; --r-xl:30px;
  --sh-1:0 2px 8px rgba(0,0,0,.25);
  --sh-2:0 12px 32px rgba(0,0,0,.35);
  --sh-glow:0 0 0 1px rgba(33,208,178,.18),0 10px 28px rgba(33,208,178,.26);
  --t-fast:180ms cubic-bezier(.2,.7,.3,1);
  --t-mid:260ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(900px 520px at 88% -8%,rgba(33,208,178,.12),transparent 62%),
    radial-gradient(720px 460px at 4% 12%,rgba(255,174,92,.07),transparent 60%),
    var(--c-bg-0);
  color:var(--c-text-2);
  font-family:var(--bs-font-sans-serif);
  font-size:16.5px;
  line-height:1.85;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color var(--t-fast)}
a:hover{color:#5FE3CB}
h1,h2,h3,h4{color:var(--c-text-1);line-height:1.25;letter-spacing:0;margin:0}
p{margin:0 0 1.1em}
ul,ol{padding-left:1.15em}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.shell{width:100%;max-width:1320px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}
.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:12px;z-index:2000;background:var(--c-bg-2);padding:10px 16px;border-radius:999px;color:var(--c-text-1)}

/* 顶部信息条 */
.topbar{height:38px;background:rgba(255,255,255,.04);border-bottom:1px solid var(--c-line);font-size:13px;color:var(--c-text-3);display:flex;align-items:center}
.topbar .shell{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-note{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-note i{color:var(--c-primary)}
.topbar-links{display:flex;align-items:center;gap:18px}
.topbar-links a,.topbar-links button{color:var(--c-text-3);font-size:13px;background:none;border:0;padding:0;cursor:pointer;transition:color var(--t-fast)}
.topbar-links a:hover,.topbar-links button:hover{color:var(--c-primary)}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(6,19,23,.72);backdrop-filter:blur(14px) saturate(120%);border-bottom:1px solid var(--c-line);transition:background var(--t-mid),border-color var(--t-mid)}
.site-header.is-stuck{background:rgba(6,19,23,.94);border-bottom-color:rgba(33,208,178,.28)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--c-text-1);font-weight:700;font-size:18px;letter-spacing:0}
.brand:hover{color:var(--c-text-1)}
.brand svg{width:38px;height:38px;flex:none}
.brand small{display:block;font-size:11.5px;font-weight:400;color:var(--c-text-3);letter-spacing:.02em;line-height:1.4}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.nav-menu{list-style:none;display:flex;align-items:center;gap:4px;margin:0;padding:0}
.nav-menu a{position:relative;display:inline-flex;align-items:center;min-height:40px;padding:8px 15px;border-radius:999px;font-size:15px;color:var(--c-text-2);transition:color var(--t-fast),background var(--t-fast)}
.nav-menu a::after{content:"";position:absolute;left:15px;right:15px;bottom:6px;height:2px;border-radius:2px;background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform var(--t-fast)}
.nav-menu a:hover{color:var(--c-text-1)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--c-primary);background:var(--c-primary-050)}
.nav-menu a.active::after{transform:scaleX(1)}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border-radius:14px;border:1px solid var(--c-line);background:var(--c-glass);color:var(--c-text-1);font-size:16px;cursor:pointer}
.nav-cta{margin-left:10px}
#mainNav .offcanvas-header{border-bottom:1px solid var(--c-line)}
#mainNav .offcanvas-title{font-size:16px;color:var(--c-text-1)}
#mainNav .btn-close{filter:invert(1) grayscale(1) opacity(.6)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:12px 22px;font-weight:600;font-size:15px;line-height:1;border:1px solid transparent;transition:transform var(--t-fast),box-shadow var(--t-fast),background var(--t-fast),color var(--t-fast);cursor:pointer}
.btn:active{transform:translateY(0);box-shadow:none}
.btn-primary{background:var(--c-primary);color:#04211C;box-shadow:var(--sh-glow)}
.btn-primary:hover{background:#3ADCC1;color:#04211C;transform:translateY(-2px)}
.btn-line{background:transparent;border-color:rgba(33,208,178,.5);color:var(--c-primary)}
.btn-line:hover{background:var(--c-primary-050);color:var(--c-primary);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--c-text-1);padding-left:6px;padding-right:6px}
.btn-ghost i{transition:transform var(--t-fast)}
.btn-ghost:hover{color:var(--c-primary)}
.btn-ghost:hover i{transform:translateX(4px)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-light-soft{background:var(--c-glass-strong);border-color:var(--c-line);color:var(--c-text-1)}
.btn-light-soft:hover{background:rgba(255,255,255,.12);color:var(--c-text-1);transform:translateY(-2px)}

/* 面包屑 */
.crumb-wrap{padding:22px 0 0}
.crumb{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0;padding:0;font-size:13.5px;color:var(--c-text-3)}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:rgba(147,197,208,.4)}
.crumb a{color:var(--c-text-2)}
.crumb a:hover{color:var(--c-primary)}
.crumb .current{color:var(--c-text-3);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* 文章头部 */
.article-hero{position:relative;margin-top:22px;border:1px solid var(--c-line);border-radius:var(--r-xl);overflow:hidden;background:linear-gradient(90deg,rgba(6,19,23,.94) 0%,rgba(6,19,23,.78) 52%,rgba(6,19,23,.42) 100%),url('/assets/images/backpic/back-1.png') center/cover no-repeat;box-shadow:var(--sh-2)}
.article-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(600px 260px at 8% 0%,rgba(33,208,178,.16),transparent 66%);pointer-events:none}
.article-hero-inner{position:relative;z-index:1;padding:48px 44px 42px;max-width:940px}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.badge{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;line-height:1.5;border:1px solid transparent}
.badge-main{background:var(--c-primary-050);color:var(--c-primary);border-color:rgba(33,208,178,.28)}
.badge-accent{background:var(--c-accent-050);color:var(--c-accent);border-color:rgba(255,174,92,.28)}
.badge-line{background:var(--c-glass);color:var(--c-text-2);border-color:var(--c-line)}
.article-hero h1{font-size:clamp(26px,3.2vw,42px);margin-bottom:18px}
.article-sub{font-size:16.5px;color:var(--c-text-2);max-width:760px;margin-bottom:24px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;font-size:13.5px;color:var(--c-text-3);padding-top:20px;border-top:1px solid var(--c-line)}
.article-meta span{display:inline-flex;align-items:center;gap:8px}
.article-meta i{color:var(--c-primary)}
.share-box{display:flex;align-items:center;gap:10px;margin-left:auto}
.share-box button{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--c-line);background:var(--c-glass);color:var(--c-text-2);border-radius:999px;padding:7px 14px;font-size:13px;cursor:pointer;transition:all var(--t-fast)}
.share-box button:hover{border-color:rgba(33,208,178,.45);color:var(--c-primary);transform:translateY(-1px)}

/* 正文布局 */
.article-main{padding:52px 0 96px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 322px;gap:46px;align-items:start}
.panel{background:var(--c-glass);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);backdrop-filter:blur(14px) saturate(120%);position:relative;overflow:hidden}
.panel::before{content:"";position:absolute;inset:0;background:radial-gradient(320px 180px at 0% 0%,rgba(33,208,178,.10),transparent 70%);pointer-events:none}
.panel-body{position:relative;z-index:1;padding:34px 38px}
.article-content{font-size:16.5px;line-height:1.85;color:var(--c-text-2);word-break:break-word}
.article-content>p:first-child{font-size:17.5px;color:#C6DBE1}
.article-content h2{font-size:clamp(21px,2vw,27px);margin:46px 0 16px;padding-left:15px;position:relative}
.article-content h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:3px;border-radius:3px;background:var(--c-primary)}
.article-content h3{font-size:20px;margin:32px 0 12px;color:var(--c-text-1)}
.article-content h4{font-size:17px;margin:24px 0 10px}
.article-content a{text-decoration:underline;text-decoration-color:rgba(33,208,178,.4);text-underline-offset:3px}
.article-content ul,.article-content ol{margin:0 0 1.2em;padding-left:1.3em}
.article-content li{margin-bottom:.55em}
.article-content li::marker{color:var(--c-primary);font-weight:600}
.article-content blockquote{margin:26px 0;padding:18px 22px;border-left:3px solid var(--c-primary);background:var(--c-glass);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--c-text-2)}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content img{border-radius:18px;margin:26px auto;aspect-ratio:16/9;object-fit:cover;width:100%;background:linear-gradient(135deg,var(--c-bg-2),var(--c-bg-1))}
.article-content table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;display:block;overflow-x:auto;white-space:nowrap}
.article-content th,.article-content td{border:1px solid var(--c-line);padding:11px 14px;text-align:left}
.article-content thead th{background:rgba(33,208,178,.10);color:var(--c-text-1);font-weight:600}
.article-content tbody tr:nth-child(even){background:rgba(255,255,255,.028)}
.article-content code{background:rgba(255,255,255,.07);border:1px solid var(--c-line);border-radius:6px;padding:2px 6px;font-size:14px;color:#9FE7D8}
.article-content hr{border:0;border-top:1px solid var(--c-line);margin:34px 0}
.article-empty{text-align:center;padding:34px 10px 8px}
.article-empty i{font-size:38px;color:var(--c-text-3);margin-bottom:16px;display:block}
.article-empty h2{font-size:24px;margin-bottom:12px}
.article-empty p{max-width:520px;margin:0 auto 22px}

/* 侧栏 */
.side{position:sticky;top:96px;display:grid;gap:20px}
.side-card{padding:24px 24px 20px}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.side-card h3 i{color:var(--c-primary);font-size:14px}
.side-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.side-list li{font-size:14.5px;color:var(--c-text-2);display:flex;gap:10px;line-height:1.7}
.side-list li i{color:var(--c-primary);font-size:12px;margin-top:7px;flex:none}
.side-links{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.side-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 12px;border-radius:var(--r-sm);color:var(--c-text-2);font-size:14.5px;transition:all var(--t-fast)}
.side-links a:hover{background:var(--c-primary-050);color:var(--c-primary);transform:translateX(2px)}
.side-links a span{flex:1}
.side-links a i{font-size:12px;color:var(--c-text-3)}
.side-cta{background:linear-gradient(150deg,rgba(33,208,178,.16),rgba(255,174,92,.10));border:1px solid rgba(33,208,178,.28);border-radius:var(--r-lg);padding:24px}
.side-cta h3{font-size:17px;margin-bottom:10px}
.side-cta p{font-size:14px;color:var(--c-text-2);margin-bottom:18px}
.side-privacy{font-size:13px;line-height:1.8;color:var(--c-text-3);margin:0}

/* 正文底部 */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px}
.post-nav a{display:block;padding:20px 22px;border:1px solid var(--c-line);border-radius:var(--r-lg);background:var(--c-glass);transition:all var(--t-fast)}
.post-nav a:hover{border-color:rgba(33,208,178,.4);transform:translateY(-2px);box-shadow:var(--sh-2)}
.post-nav .dir{font-size:12.5px;color:var(--c-text-3);display:flex;align-items:center;gap:8px;margin-bottom:8px}
.post-nav .ttl{color:var(--c-text-1);font-weight:600;font-size:15.5px;line-height:1.6}
.post-nav .next{text-align:right}
.post-nav .next .dir{justify-content:flex-end}

/* 相关推荐 */
.related{padding:0 0 80px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.sec-head h2{font-size:clamp(22px,2.2vw,30px)}
.sec-head p{margin:8px 0 0;font-size:15px;color:var(--c-text-3)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rcard{display:flex;flex-direction:column;background:var(--c-glass);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;transition:transform var(--t-mid),border-color var(--t-mid),box-shadow var(--t-mid)}
.rcard:hover{transform:translateY(-3px);border-color:rgba(33,208,178,.36);box-shadow:var(--sh-2)}
.rcard-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--c-bg-2),var(--c-bg-1))}
.rcard-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-mid)}
.rcard:hover .rcard-media img{transform:scale(1.04)}
.rcard-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rcard-body h3{font-size:17px;line-height:1.55}
.rcard-body p{font-size:14.5px;color:var(--c-text-3);margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.rcard-more{margin-top:auto;font-size:14px;color:var(--c-primary);display:inline-flex;align-items:center;gap:7px;font-weight:600}

/* CTA 区块 */
.cta-band{position:relative;overflow:hidden;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);background:linear-gradient(100deg,rgba(10,31,38,.96),rgba(6,19,23,.96)),url('/assets/images/backpic/back-3.png') center/cover no-repeat}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(520px 260px at 6% 0%,rgba(33,208,178,.20),transparent 68%);pointer-events:none}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.35fr .95fr;gap:40px;align-items:center;padding:66px 0}
.cta-inner h2{font-size:clamp(24px,2.4vw,32px);margin-bottom:14px}
.cta-inner p{color:var(--c-text-2);max-width:560px;margin-bottom:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.privacy-note{font-size:13px;line-height:1.8;color:var(--c-text-3);margin-top:14px}
.privacy-note a{text-decoration:underline;text-underline-offset:3px}

/* 表单 */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:grid;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:13.5px;color:var(--c-text-3)}
.form-control,.form-select{background:rgba(6,19,23,.7);border:1px solid var(--c-line);color:var(--c-text-1);border-radius:var(--r-md);padding:12px 14px;font-size:15px;transition:border-color var(--t-fast),box-shadow var(--t-fast)}
.form-control::placeholder{color:rgba(108,135,143,.85)}
.form-control:focus,.form-select:focus{background:rgba(6,19,23,.9);border-color:rgba(33,208,178,.6);box-shadow:0 0 0 3px rgba(33,208,178,.14);color:var(--c-text-1);outline:none}
.form-select option{background:var(--c-bg-1);color:var(--c-text-1)}
.form-check-input{background-color:rgba(6,19,23,.8);border-color:var(--c-line);width:18px;height:18px;margin-top:3px}
.form-check-input:checked{background-color:var(--c-primary);border-color:var(--c-primary)}
.form-check-label{font-size:13.5px;color:var(--c-text-3);line-height:1.75}
.form-check-label a{text-decoration:underline}
.form-status{font-size:14px;margin:0}
.form-status.ok{color:var(--c-primary)}
.form-status.err{color:var(--c-danger)}

/* 弹层 */
.modal-content{background:rgba(10,31,38,.95);border:1px solid var(--c-line);border-radius:var(--r-xl);color:var(--c-text-2);backdrop-filter:blur(16px) saturate(120%);box-shadow:var(--sh-2)}
.modal-header{border-bottom:1px solid var(--c-line);padding:22px 26px}
.modal-title{font-size:18px;color:var(--c-text-1)}
.modal-body{padding:24px 26px}
.modal-footer{border-top:1px solid var(--c-line);padding:18px 26px}
.modal .btn-close{--bs-btn-close-color:#E9F4F6;filter:invert(1) grayscale(1) opacity(.65)}
.modal-backdrop.show{opacity:.68}

/* 页脚 */
.site-footer{position:relative;background:var(--c-bg-1);border-top:1px solid var(--c-line);padding:64px 0 26px;margin-top:0}
.site-footer::before{content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(33,208,178,.75),transparent)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;padding-bottom:40px}
.footer-brand .brand{font-size:17px;margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--c-text-3);line-height:1.85;margin:0;max-width:340px}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--c-text-1)}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.footer-col a{font-size:14px;color:var(--c-text-2);display:inline-block;transition:color var(--t-fast),transform var(--t-fast)}
.footer-col a:hover{color:var(--c-primary);transform:translateX(2px)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--c-text-3)}
.footer-contact i{color:var(--c-primary);margin-top:6px;font-size:13px}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;padding-top:22px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-text-3)}
.fb-links{display:flex;flex-wrap:wrap;gap:18px}
.fb-links a{color:var(--c-text-3);font-size:13px}
.fb-links a:hover{color:var(--c-primary)}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 520ms cubic-bezier(.2,.7,.3,1),transform 520ms cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr) 292px;gap:34px}
  .panel-body{padding:30px 30px}
  .related-grid{gap:18px}
}
@media (max-width:991.98px){
  body{font-size:16px}
  .nav-toggle{display:inline-flex}
  .header-inner{height:66px}
  .brand{font-size:16.5px}
  #mainNav{background:rgba(10,31,38,.97);backdrop-filter:blur(16px) saturate(120%);width:300px}
  #mainNav .offcanvas-body{padding:12px 14px 26px}
  .nav-menu{flex-direction:column;align-items:stretch;gap:4px}
  .nav-menu a{min-height:48px;padding:12px 16px;border-radius:var(--r-md);font-size:15.5px}
  .nav-menu a::after{display:none}
  .nav-menu a.active{background:var(--c-primary-050)}
  .nav-cta{margin:14px 0 0}
  .article-layout{grid-template-columns:1fr;gap:30px}
  .side{position:static}
  .article-hero-inner{padding:38px 28px 34px}
  .article-main{padding:40px 0 72px}
  .cta-inner{grid-template-columns:1fr;gap:26px;padding:54px 0}
  .cta-actions{justify-content:flex-start}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .topbar-note{max-width:56vw}
}
@media (max-width:767.98px){
  .shell{padding:0 18px}
  .topbar{height:auto;min-height:38px;padding:8px 0}
  .topbar-links a:first-child{display:none}
  .article-hero h1{font-size:clamp(23px,6vw,30px)}
  .article-sub{font-size:15.5px}
  .share-box{margin-left:0;width:100%}
  .panel-body{padding:24px 20px}
  .post-nav{grid-template-columns:1fr}
  .post-nav .next{text-align:left}
  .post-nav .next .dir{justify-content:flex-start}
  .related-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .article-hero{border-radius:var(--r-lg)}
  .article-hero-inner{padding:30px 20px 28px}
  .article-meta{gap:10px 16px}
  .badge{font-size:12px;padding:5px 12px}
  .cta-inner{padding:44px 0}
  .cta-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --c-bg-0:#061317;
  --c-bg-1:#0A1F26;
  --c-bg-2:#0D2830;
  --c-glass:rgba(255,255,255,.045);
  --c-glass-strong:rgba(255,255,255,.075);
  --c-line:rgba(147,197,208,.14);
  --c-line-strong:rgba(147,197,208,.24);
  --c-primary:#21D0B2;
  --c-primary-600:#14A992;
  --c-primary-050:rgba(33,208,178,.12);
  --c-accent:#FFAE5C;
  --c-accent-050:rgba(255,174,92,.14);
  --c-text-1:#E9F4F6;
  --c-text-2:#A6BFC7;
  --c-text-3:#6C878F;
  --c-danger:#FF7A6B;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh-1:0 2px 8px rgba(0,0,0,.25);
  --sh-2:0 12px 32px rgba(0,0,0,.35);
  --sh-glow:0 0 0 1px rgba(33,208,178,.18), 0 10px 28px rgba(33,208,178,.26);
  --ease:cubic-bezier(.2,.7,.3,1);

  --bs-body-bg:#061317;
  --bs-body-color:#A6BFC7;
  --bs-border-color:rgba(147,197,208,.14);
  --bs-primary:#21D0B2;
  --bs-link-color:#21D0B2;
  --bs-link-hover-color:#5BE3CB;
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:110px;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text-2);
  background:
    radial-gradient(1200px 620px at 10% -10%, rgba(33,208,178,.10), transparent 62%),
    radial-gradient(900px 520px at 100% 0%, rgba(255,174,92,.06), transparent 58%),
    var(--c-bg-0);
  background-attachment:fixed;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s var(--ease),transform .18s var(--ease);}
a:hover{color:#5BE3CB;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{color:var(--c-text-1);line-height:1.25;letter-spacing:0;margin:0;font-weight:700;}
h1{font-size:clamp(30px,3.6vw,50px);}
h2{font-size:clamp(24px,2.4vw,34px);}
h3{font-size:20px;}
h4{font-size:17px;}
p{margin:0 0 16px;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}

.shell{width:100%;max-width:1140px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;position:relative;}
.section--tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.04em;color:var(--c-primary);
  background:var(--c-primary-050);border:1px solid rgba(33,208,178,.22);
  padding:5px 14px;border-radius:999px;margin-bottom:16px;
}
.section-head p{margin-top:14px;color:var(--c-text-2);font-size:16.5px;}

/* ---------- 顶部信息条 ---------- */
.topbar{
  height:38px;
  background:rgba(255,255,255,.04);
  border-bottom:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-text-3);
  position:relative;
  z-index:60;
}
.topbar .shell{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-left i{color:var(--c-primary);}
.topbar-right{display:flex;align-items:center;gap:22px;white-space:nowrap;}
.topbar-right a{color:var(--c-text-2);font-size:13px;}
.topbar-right a:hover{color:var(--c-primary);}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(6,19,23,.72);
  border-bottom:1px solid transparent;
  backdrop-filter:blur(14px) saturate(120%);
  transition:background .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(6,19,23,.9);
  border-bottom-color:var(--c-line);
  box-shadow:0 12px 30px rgba(0,0,0,.32);
}
.site-header.is-scrolled::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(33,208,178,.55),transparent);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--c-text-1);font-weight:700;font-size:17px;letter-spacing:0;}
.brand svg{width:32px;height:32px;flex:0 0 32px;}
.brand:hover{color:var(--c-text-1);}
.main-nav ul.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-menu li{position:relative;}
.nav-menu a{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;border-radius:var(--r-sm);
  color:var(--c-text-2);font-size:15px;position:relative;
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease);
}
.nav-menu a:hover{color:var(--c-text-1);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.active{
  color:var(--c-primary);background:var(--c-primary-050);
}
.nav-menu a.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  background:var(--c-glass);border:1px solid var(--c-line);color:var(--c-text-1);
  align-items:center;justify-content:center;font-size:18px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--c-line-strong);}

.mobile-drawer{
  position:fixed;inset:0 0 0 auto;width:min(84vw,340px);z-index:80;
  background:linear-gradient(180deg,rgba(10,31,38,.96),rgba(6,19,23,.98));
  border-left:1px solid var(--c-line);
  backdrop-filter:blur(14px) saturate(120%);
  transform:translateX(102%);
  transition:transform .3s var(--ease);
  padding:24px 20px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.mobile-drawer .drawer-close{background:transparent;border:1px solid var(--c-line);color:var(--c-text-1);width:40px;height:40px;border-radius:var(--r-sm);cursor:pointer;}
.mobile-drawer a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:var(--r-sm);
  color:var(--c-text-2);border:1px solid transparent;font-size:16px;
}
.mobile-drawer a.active{color:var(--c-primary);background:var(--c-primary-050);border-color:rgba(33,208,178,.22);}
.mobile-drawer a:hover{color:var(--c-text-1);border-color:var(--c-line);}
.drawer-mask{position:fixed;inset:0;background:rgba(3,10,13,.6);z-index:70;opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 按钮 ---------- */
.btn{
  --bs-btn-border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s var(--ease),box-shadow .26s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn:active{transform:translateY(0);}
.btn-primary{
  background:var(--c-primary);color:#04231E;border-color:var(--c-primary);
  box-shadow:var(--sh-glow);
}
.btn-primary:hover{background:#3ADFBE;border-color:#3ADFBE;color:#04231E;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(33,208,178,.22),0 14px 34px rgba(33,208,178,.34);}
.btn-outline{
  background:transparent;color:var(--c-primary);border-color:rgba(33,208,178,.5);
}
.btn-outline:hover{background:var(--c-primary-050);color:#5BE3CB;border-color:var(--c-primary);transform:translateY(-2px);}
.btn-ghost{
  background:transparent;color:var(--c-text-1);border-color:transparent;padding-left:0;padding-right:0;
}
.btn-ghost i{transition:transform .18s var(--ease);}
.btn-ghost:hover{color:var(--c-primary);}
.btn-ghost:hover i{transform:translateX(4px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-lg{padding:15px 30px;font-size:16px;}

.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--c-primary);}
.link-more i{transition:transform .18s var(--ease);}
.link-more:hover i{transform:translateX(4px);}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:78px 0 84px;
  border-bottom:1px solid var(--c-line);
  background-image:
    linear-gradient(120deg, rgba(6,19,23,.96) 0%, rgba(6,19,23,.86) 42%, rgba(6,19,23,.62) 100%),
    url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center right;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(620px 320px at 6% 0%, rgba(33,208,178,.16), transparent 66%);
  pointer-events:none;
}
.page-hero .shell{position:relative;z-index:2;}
.breadcrumb-line{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--c-text-3);margin-bottom:22px;flex-wrap:wrap;}
.breadcrumb-line a{color:var(--c-text-2);}
.breadcrumb-line a:hover{color:var(--c-primary);}
.breadcrumb-line .sep{color:var(--c-text-3);opacity:.7;}
.breadcrumb-line .current{color:var(--c-text-3);}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--c-primary);background:var(--c-primary-050);border:1px solid rgba(33,208,178,.22);
  padding:6px 15px;border-radius:999px;margin-bottom:20px;
}
.page-hero h1{max-width:16em;margin-bottom:18px;}
.page-hero .hero-sub{font-size:17.5px;color:var(--c-text-2);max-width:34em;margin-bottom:30px;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;}
.hero-chips span{
  display:inline-flex;align-items:center;gap:7px;font-size:13.5px;color:var(--c-text-2);
  background:var(--c-glass);border:1px solid var(--c-line);border-radius:999px;padding:6px 14px;
}
.hero-chips span i{color:var(--c-primary);font-size:12px;}

/* ---------- 筛选条 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  padding:18px;margin-bottom:36px;
  background:var(--c-glass);border:1px solid var(--c-line);border-radius:var(--r-lg);
  backdrop-filter:blur(14px) saturate(120%);
}
.filter-bar .filter-label{font-size:13.5px;color:var(--c-text-3);margin-right:6px;}
.chip{
  border:1px solid var(--c-line);background:transparent;color:var(--c-text-2);
  padding:8px 18px;border-radius:999px;font-size:14px;cursor:pointer;
  transition:all .18s var(--ease);
}
.chip:hover{color:var(--c-text-1);border-color:var(--c-line-strong);}
.chip.is-active{background:var(--c-primary-050);color:var(--c-primary);border-color:rgba(33,208,178,.4);font-weight:600;}

/* ---------- 场景卡片网格 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;align-items:start;}
.scene-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:linear-gradient(160deg,var(--c-glass-strong),var(--c-glass));
  border:1px solid var(--c-line);border-radius:var(--r-lg);
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.scene-card::before{
  content:"";position:absolute;width:220px;height:220px;left:-60px;top:-80px;
  background:radial-gradient(circle,rgba(255,255,255,.07),transparent 70%);
  pointer-events:none;
}
.scene-card{position:relative;}
.scene-card:hover{transform:translateY(-2px);border-color:rgba(33,208,178,.24);box-shadow:var(--sh-2);}
.card-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:linear-gradient(140deg,#0D2830,#061317);}
.scene-card.tall .card-media{aspect-ratio:4/3;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease);}
.scene-card:hover .card-media img{transform:scale(1.03);}
.card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(6,19,23,.72),rgba(6,19,23,0) 62%);
}
.card-media .float-tag{
  position:absolute;left:16px;bottom:14px;z-index:2;
  font-size:12.5px;font-weight:600;color:var(--c-accent);
  background:var(--c-accent-050);border:1px solid rgba(255,174,92,.28);
  padding:4px 12px;border-radius:999px;
}
.card-body{padding:26px 26px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{margin-bottom:2px;}
.card-body p{font-size:15.5px;margin:0;color:var(--c-text-2);}
.point-list{display:flex;flex-direction:column;gap:9px;margin:6px 0 4px;}
.point-list li{display:flex;gap:10px;font-size:14.5px;color:var(--c-text-2);line-height:1.7;}
.point-list li i{color:var(--c-primary);font-size:12px;margin-top:7px;flex:0 0 12px;}
.card-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line);}
.scene-card.is-hidden{display:none;}

/* ---------- 对比表 ---------- */
.compare-wrap{
  overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--r-lg);
  background:var(--c-glass);backdrop-filter:blur(14px) saturate(120%);
}
table.compare{width:100%;min-width:820px;border-collapse:collapse;font-size:15px;}
table.compare th,table.compare td{
  padding:16px 20px;text-align:left;border-bottom:1px solid var(--c-line);vertical-align:top;
}
table.compare thead th{
  color:var(--c-text-1);font-size:14px;font-weight:600;white-space:nowrap;
  background:rgba(255,255,255,.03);
}
table.compare tbody tr:nth-child(even){background:rgba(255,255,255,.018);}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare td:first-child{color:var(--c-text-1);font-weight:600;}
table.compare td span.ok{color:var(--c-primary);}
table.compare td span.note{color:var(--c-accent);}
.scroll-hint{font-size:13px;color:var(--c-text-3);margin-top:12px;display:flex;align-items:center;gap:8px;}

/* ---------- 数据带 ---------- */
.stat-band{
  position:relative;overflow:hidden;
  background:var(--c-bg-1);
  border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
  padding:76px 0;
}
.stat-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(147,197,208,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(147,197,208,.055) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 20% 0%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 20% 0%,#000 0%,transparent 72%);
}
.stat-band::after{
  content:"";position:absolute;width:520px;height:520px;left:-140px;top:-220px;
  background:radial-gradient(circle,rgba(33,208,178,.20),transparent 68%);
  pointer-events:none;
}
.stat-band .shell{position:relative;z-index:2;}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;}
.stat-item .num{
  font-size:clamp(34px,4vw,52px);font-weight:700;line-height:1.1;
  color:var(--c-primary);font-variant-numeric:tabular-nums;
  display:flex;align-items:baseline;gap:4px;
}
.stat-item:nth-child(2) .num{color:var(--c-accent);}
.stat-item .num small{font-size:18px;font-weight:600;color:var(--c-text-2);}
.stat-item .label{font-size:14px;color:var(--c-text-2);margin-top:8px;}
.stat-item .desc{font-size:13.5px;color:var(--c-text-3);margin-top:4px;}
.stat-cta{margin-top:44px;display:flex;align-items:center;gap:18px;flex-wrap:wrap;}

/* ---------- FAQ ---------- */
.faq-accordion{
  border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(160deg,var(--c-glass-strong),var(--c-glass));
}
.faq-accordion .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--c-line);}
.faq-accordion .accordion-item:last-child{border-bottom:0;}
.faq-accordion .accordion-button{
  background:transparent;color:var(--c-text-1);font-weight:600;font-size:16.5px;
  padding:20px 22px;min-height:56px;box-shadow:none;gap:16px;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--c-primary);background:rgba(33,208,178,.05);}
.faq-accordion .accordion-button:focus{box-shadow:none;border-color:transparent;outline:2px solid var(--c-primary);outline-offset:-2px;}
.faq-accordion .accordion-button::after{
  content:"";background-image:none;width:11px;height:11px;flex:0 0 11px;
  border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:rotate(45deg);transition:transform .18s var(--ease);margin-left:auto;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.faq-accordion .accordion-body{color:var(--c-text-2);font-size:15.5px;line-height:1.9;padding:0 22px 22px;}

/* ---------- CTA / 表单 ---------- */
.cta-section{
  position:relative;overflow:hidden;
  background:
    linear-gradient(120deg,rgba(10,31,38,.94),rgba(6,19,23,.9)),
    url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  border-top:1px solid var(--c-line);
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.cta-text h2{margin-bottom:18px;}
.cta-text p{font-size:16px;color:var(--c-text-2);}
.cta-steps{display:flex;flex-direction:column;gap:16px;margin:26px 0 22px;}
.cta-steps li{display:flex;gap:14px;align-items:flex-start;}
.cta-steps .idx{
  flex:0 0 28px;width:28px;height:28px;border-radius:50%;
  background:var(--c-primary-050);border:1px solid rgba(33,208,178,.3);
  color:var(--c-primary);font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;margin-top:3px;
  font-variant-numeric:tabular-nums;
}
.cta-steps strong{display:block;color:var(--c-text-1);font-size:15.5px;}
.cta-steps span{font-size:14px;color:var(--c-text-3);}

.lead-form{
  background:linear-gradient(160deg,var(--c-glass-strong),var(--c-glass));
  border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:30px;backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-2);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:14px;color:var(--c-text-2);font-weight:600;}
.field input,.field select,.field textarea{
  width:100%;background:rgba(6,19,23,.62);
  border:1px solid var(--c-line);border-radius:var(--r-md);
  color:var(--c-text-1);font-size:15px;padding:12px 15px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field textarea{min-height:104px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--c-text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:rgba(33,208,178,.55);
  box-shadow:0 0 0 3px rgba(33,208,178,.12);
}
.field select option{background:#0A1F26;color:var(--c-text-1);}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--c-text-3);margin:4px 0 20px;line-height:1.7;}
.check-line input{width:16px;height:16px;margin-top:4px;accent-color:var(--c-primary);}
.check-line a{color:var(--c-text-2);text-decoration:underline;}
.check-line a:hover{color:var(--c-primary);}
.form-msg{font-size:14px;margin:14px 0 0;min-height:22px;}
.form-msg.ok{color:var(--c-primary);}
.form-msg.err{color:var(--c-danger);}
.privacy-note{
  font-size:13px;color:var(--c-text-3);line-height:1.8;
  margin-top:26px;padding-top:18px;border-top:1px solid var(--c-line);
}
.privacy-note a{color:var(--c-text-2);text-decoration:underline;}
.privacy-note a:hover{color:var(--c-primary);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-bg-1);
  border-top:1px solid var(--c-line);
  position:relative;
  padding-top:64px;
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(33,208,178,.5),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14.5px;color:var(--c-text-3);line-height:1.85;max-width:30em;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--c-text-1);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:var(--c-text-2);font-size:14.5px;display:inline-block;}
.footer-col a:hover{color:var(--c-primary);transform:translateX(2px);}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--c-text-2);}
.footer-contact li i{color:var(--c-primary);font-size:13px;margin-top:6px;}
.footer-bottom{
  border-top:1px solid var(--c-line);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--c-text-3);
}
.fb-links{display:flex;gap:20px;}
.fb-links a{color:var(--c-text-3);font-size:13px;}
.fb-links a:hover{color:var(--c-primary);}

/* ---------- 动画 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (min-width:1200px){
  .shell{max-width:1140px;}
}
@media (min-width:1400px){
  .shell{max-width:1320px;}
}
@media (max-width:1199px){
  .scene-grid{gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .page-hero{padding:56px 0 62px;}
  .cta-grid{grid-template-columns:1fr;gap:36px;}
  .stat-grid{grid-template-columns:repeat(3,1fr);gap:20px;}
  .topbar-left span.extra{display:none;}
  .header-actions .btn-sm{display:none;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .scene-grid{grid-template-columns:1fr;}
  .scene-card.tall .card-media{aspect-ratio:16/9;}
  .form-row{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;gap:26px;}
  .stat-band{padding:56px 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .topbar-right a.hide-sm{display:none;}
  .site-footer{padding-top:48px;}
}
@media (max-width:575px){
  .shell{padding:0 18px;}
  .section{padding:56px 0;}
  .page-hero h1{font-size:clamp(27px,7.4vw,34px);}
  .hero-btns{flex-direction:column;align-items:stretch;}
  .hero-btns .btn{width:100%;}
  .filter-bar{padding:14px;gap:8px;}
  .chip{padding:7px 14px;font-size:13.5px;}
  .card-body{padding:20px;}
  .lead-form{padding:22px 18px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --c-bg-0:#061317;
  --c-bg-1:#0A1F26;
  --c-bg-2:#0D2830;
  --c-glass:rgba(255,255,255,.045);
  --c-glass-strong:rgba(255,255,255,.075);
  --c-line:rgba(147,197,208,.14);
  --c-primary:#21D0B2;
  --c-primary-600:#14A992;
  --c-primary-050:rgba(33,208,178,.12);
  --c-accent:#FFAE5C;
  --c-accent-050:rgba(255,174,92,.14);
  --c-text-1:#E9F4F6;
  --c-text-2:#A6BFC7;
  --c-text-3:#6C878F;
  --c-warn:#FF7A6B;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh-1:0 2px 8px rgba(0,0,0,.25);
  --sh-2:0 12px 32px rgba(0,0,0,.35);
  --sh-glow:0 0 0 1px rgba(33,208,178,.18),0 10px 28px rgba(33,208,178,.26);
  --ease:cubic-bezier(.2,.7,.3,1);
  --shell:1320px;

  --bs-body-bg:var(--c-bg-0);
  --bs-body-color:var(--c-text-1);
  --bs-border-color:var(--c-line);
  --bs-primary:var(--c-primary);
  --bs-link-color:var(--c-primary);
  --bs-link-hover-color:#3ee4c6;
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text-1);
  background:var(--c-bg-0);
  background-image:
    radial-gradient(900px 520px at 82% -8%,rgba(33,208,178,.10),transparent 62%),
    radial-gradient(760px 460px at 6% 12%,rgba(255,174,92,.06),transparent 60%);
  background-attachment:fixed;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:#3ee4c6;}
button{font-family:inherit;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:0;font-weight:700;}
p{margin:0;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}

.shell{
  width:100%;
  max-width:var(--shell);
  margin:0 auto;
  padding:0 24px;
}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:rgba(255,255,255,.04);
  border-bottom:1px solid var(--c-line);
  height:38px;
  display:flex;
  align-items:center;
  position:relative;
  z-index:1031;
}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:38px;
}
.topbar-note{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--c-text-2);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar-note i{color:var(--c-primary);font-size:12px;}
.topbar-links{display:flex;align-items:center;gap:18px;}
.topbar-links a{
  font-size:13px;
  color:var(--c-text-2);
}
.topbar-links a:hover{color:var(--c-primary);}
.topbar-cta{
  background:transparent;
  border:0;
  padding:0;
  font-size:13px;
  color:var(--c-accent);
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.topbar-cta:hover{color:#ffc384;}

/* ---------- 主导航 ---------- */
.navbar-main{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(6,19,23,.72);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--c-line);
  transition:background .26s var(--ease),box-shadow .26s var(--ease);
}
.navbar-main.is-scrolled{
  background:rgba(6,19,23,.94);
  box-shadow:0 10px 30px rgba(0,0,0,.42);
  border-bottom-color:rgba(33,208,178,.28);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:700;
  color:var(--c-text-1);
  letter-spacing:0;
  white-space:nowrap;
}
.brand svg{width:34px;height:34px;flex:0 0 auto;}
.brand:hover{color:var(--c-text-1);}
.nav-menu{display:flex;align-items:center;gap:4px;}
.nav-menu a{
  position:relative;
  display:block;
  padding:9px 14px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--c-text-2);
  white-space:nowrap;
  transition:color .18s var(--ease),background .18s var(--ease);
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:5px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .26s var(--ease);
}
.nav-menu a:hover{color:var(--c-text-1);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.active{
  color:var(--c-primary);
  background:var(--c-primary-050);
}
.nav-menu a.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:var(--r-sm);
  border:1px solid var(--c-line);
  background:var(--c-glass);
  color:var(--c-text-1);
  font-size:17px;
  cursor:pointer;
  transition:border-color .18s var(--ease),background .18s var(--ease);
}
.nav-toggle:hover{border-color:rgba(33,208,178,.4);background:var(--c-glass-strong);}

/* ---------- 按钮体系 ---------- */
.btn{
  border-radius:999px;
  padding:12px 22px;
  font-weight:600;
  font-size:15px;
  border:1px solid transparent;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn:active{transform:translateY(0) !important;box-shadow:none;}
.btn:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;box-shadow:none;}
.btn-primary{
  background:var(--c-primary);
  border-color:var(--c-primary);
  color:#04211C;
  box-shadow:var(--sh-glow);
}
.btn-primary:hover{
  background:#2ee0c2;
  border-color:#2ee0c2;
  color:#04211C;
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(33,208,178,.28),0 14px 34px rgba(33,208,178,.34);
}
.btn-outline{
  background:transparent;
  border:1px solid rgba(33,208,178,.55);
  color:var(--c-primary);
}
.btn-outline:hover{
  background:var(--c-primary-050);
  color:var(--c-primary);
  transform:translateY(-2px);
}
.btn-ghost{
  background:transparent;
  border:0;
  color:var(--c-primary);
  padding:8px 0;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.btn-ghost i{transition:transform .26s var(--ease);}
.btn-ghost:hover i{transform:translateX(5px);}
.btn-sm{padding:9px 18px;font-size:14px;}

/* ---------- 徽章 ---------- */
.badge-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--c-primary-050);
  border:1px solid rgba(33,208,178,.26);
  color:var(--c-primary);
  font-size:13px;
  font-weight:600;
}
.badge-accent{
  background:var(--c-accent-050);
  border-color:rgba(255,174,92,.28);
  color:var(--c-accent);
}

/* ---------- 面包屑 ---------- */
.breadcrumb-nav{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13.5px;
  color:var(--c-text-3);
  margin-bottom:22px;
}
.breadcrumb-nav a{color:var(--c-text-2);}
.breadcrumb-nav a:hover{color:var(--c-primary);}
.breadcrumb-nav .sep{color:var(--c-text-3);opacity:.7;}
.breadcrumb-nav .current{color:var(--c-text-3);}

/* ---------- 窄 Hero ---------- */
.hero-narrow{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--c-line);
}
.hero-narrow-bg{
  position:absolute;
  inset:0;
  background-image:linear-gradient(115deg,rgba(6,19,23,.95) 0%,rgba(6,19,23,.82) 42%,rgba(6,19,23,.42) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center right;
  opacity:.95;
}
.hero-narrow-inner{
  position:relative;
  z-index:2;
  padding:64px 24px 72px;
  max-width:880px;
}
.hero-narrow h1{
  font-size:clamp(30px,3.6vw,50px);
  margin:18px 0 16px;
  max-width:780px;
}
.hero-sub{
  font-size:17px;
  color:var(--c-text-2);
  max-width:620px;
  line-height:1.8;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.hero-trust{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:32px;
}
.hero-trust li{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 15px;
  border-radius:999px;
  border:1px solid var(--c-line);
  background:var(--c-glass);
  font-size:13.5px;
  color:var(--c-text-2);
}
.hero-trust li i{color:var(--c-primary);font-size:12.5px;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section-alt{background:var(--c-bg-1);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head h2{font-size:clamp(24px,2.4vw,34px);margin:14px 0 14px;}
.section-head p{color:var(--c-text-2);}
.eyebrow{
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--c-primary);
  text-transform:uppercase;
}

/* ---------- 玻璃卡 ---------- */
.glass{
  position:relative;
  background:var(--c-glass);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.glass::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(420px 220px at 4% 0%,rgba(255,255,255,.07),transparent 68%);
  pointer-events:none;
}
.glass:hover{
  transform:translateY(-2px);
  border-color:rgba(33,208,178,.22);
  box-shadow:var(--sh-2);
}

/* ---------- Bento 入口速览 ---------- */
.bento{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.bento-main{
  grid-column:1 / 3;
  grid-row:1 / 3;
  padding:32px;
  display:flex;
  flex-direction:column;
  gap:22px;
}
.bento-main h3{font-size:22px;}
.bento-main > p{color:var(--c-text-2);}
.bento-figure{
  border-radius:18px;
  overflow:hidden;
  border:1px solid var(--c-line);
  aspect-ratio:16/9;
  background:linear-gradient(135deg,var(--c-bg-2),var(--c-bg-1));
}
.bento-figure img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s var(--ease);
}
.glass:hover .bento-figure img{transform:scale(1.03);}
.check-list{display:grid;gap:12px;}
.check-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:15.5px;
  color:var(--c-text-2);
}
.check-list li i{
  color:var(--c-primary);
  font-size:13px;
  margin-top:7px;
  flex:0 0 auto;
}
.bento-side{
  padding:26px;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.bento-side .ico{
  width:46px;height:46px;
  border-radius:14px;
  display:grid;place-items:center;
  background:var(--c-accent-050);
  color:var(--c-accent);
  font-size:18px;
}
.bento-side:nth-of-type(3) .ico{background:var(--c-primary-050);color:var(--c-primary);}
.bento-side h3{font-size:19px;}
.bento-side p{color:var(--c-text-2);font-size:15px;}
.bento-side .link-more{
  margin-top:auto;
  font-size:14.5px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.bento-side .link-more i{transition:transform .26s var(--ease);}
.bento-side .link-more:hover i{transform:translateX(5px);}

/* ---------- 图文两栏 ---------- */
.split{
  display:grid;
  grid-template-columns:1.02fr 1fr;
  gap:56px;
  align-items:center;
}
.split h2{font-size:clamp(24px,2.4vw,34px);margin:14px 0 18px;}
.split p{color:var(--c-text-2);margin-bottom:16px;}
.split-figure{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-2);
  aspect-ratio:4/3;
  background:linear-gradient(135deg,var(--c-bg-2),var(--c-bg-1));
  position:relative;
}
.split-figure img{width:100%;height:100%;object-fit:cover;}
.split-figure::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(200deg,transparent 42%,rgba(6,19,23,.78) 100%);
  pointer-events:none;
}
.split-figure figcaption{
  position:absolute;
  left:22px;
  bottom:20px;
  z-index:2;
  font-size:13.5px;
  color:var(--c-text-1);
  background:rgba(6,19,23,.6);
  border:1px solid var(--c-line);
  border-radius:999px;
  padding:6px 14px;
  backdrop-filter:blur(8px);
}
.mini-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
  margin-top:26px;
}
.mini-item{
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:16px 18px;
  background:var(--c-glass);
}
.mini-item h4{font-size:16px;margin-bottom:6px;}
.mini-item span{font-size:13.5px;color:var(--c-text-3);}

/* ---------- 时间线 ---------- */
.timeline{
  display:grid;
  gap:0;
  position:relative;
  max-width:900px;
  margin:0 auto;
}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:64px 1fr;
  gap:24px;
  padding-bottom:38px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:31px;
  top:52px;
  bottom:0;
  width:2px;
  background:linear-gradient(180deg,rgba(33,208,178,.5),rgba(33,208,178,.05));
}
.tl-item:last-child::before{display:none;}
.tl-dot{
  width:64px;height:64px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--c-bg-2);
  border:1px solid rgba(33,208,178,.32);
  color:var(--c-primary);
  font-size:19px;
  font-weight:700;
  box-shadow:0 0 0 6px rgba(33,208,178,.06);
  font-variant-numeric:tabular-nums;
}
.tl-body{
  padding:20px 24px;
  border-radius:var(--r-lg);
  border:1px solid var(--c-line);
  background:var(--c-glass);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.tl-body h3{font-size:19px;margin-bottom:8px;}
.tl-body p{color:var(--c-text-2);font-size:15.5px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tl-tags span{
  font-size:12.5px;
  color:var(--c-accent);
  background:var(--c-accent-050);
  border-radius:999px;
  padding:4px 12px;
}

/* ---------- 数据带 ---------- */
.stat-band{
  position:relative;
  background:var(--c-bg-2);
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
  overflow:hidden;
}
.stat-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(147,197,208,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(147,197,208,.05) 1px,transparent 1px);
  background-size:56px 56px;
  pointer-events:none;
}
.stat-band::after{
  content:"";
  position:absolute;
  width:520px;height:520px;
  left:-160px;top:-260px;
  background:radial-gradient(circle,rgba(33,208,178,.22),transparent 66%);
  pointer-events:none;
}
.stat-inner{
  position:relative;
  z-index:2;
  padding:76px 0;
  display:grid;
  grid-template-columns:1.15fr 1.6fr;
  gap:48px;
  align-items:center;
}
.stat-inner h2{font-size:clamp(24px,2.4vw,34px);margin:14px 0 16px;}
.stat-inner p{color:var(--c-text-2);}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.stat-cell{
  padding:24px 22px;
  border-radius:var(--r-lg);
  border:1px solid var(--c-line);
  background:rgba(255,255,255,.035);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.stat-cell .val{
  font-size:clamp(34px,4vw,52px);
  font-weight:700;
  line-height:1.05;
  color:var(--c-primary);
  font-variant-numeric:tabular-nums;
}
.stat-cell .val.acc{color:var(--c-accent);}
.stat-cell .lab{
  display:block;
  margin-top:10px;
  font-size:14px;
  color:var(--c-text-2);
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;margin:0 auto;}
.accordion.faq-accordion{
  --bs-accordion-bg:transparent;
  --bs-accordion-border-color:var(--c-line);
  --bs-accordion-border-radius:var(--r-lg);
  --bs-accordion-inner-border-radius:var(--r-lg);
  background:var(--c-glass);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:8px 26px;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  overflow:hidden;
}
.faq-accordion .accordion-item{
  background:transparent;
  border:0;
  border-bottom:1px solid var(--c-line);
}
.faq-accordion .accordion-item:last-child{border-bottom:0;}
.faq-accordion .accordion-header{margin:0;}
.faq-accordion .accordion-button{
  min-height:56px;
  padding:16px 40px 16px 0;
  background:transparent;
  border:0;
  box-shadow:none;
  color:var(--c-text-1);
  font-size:17px;
  font-weight:600;
  line-height:1.6;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--c-primary);
  background:transparent;
  box-shadow:none;
}
.faq-accordion .accordion-button::after{
  content:"";
  position:absolute;
  right:8px;
  width:11px;height:11px;
  border-right:2px solid var(--c-text-3);
  border-bottom:2px solid var(--c-text-3);
  background-image:none;
  transform:rotate(45deg);
  transition:transform .26s var(--ease),border-color .26s var(--ease);
  margin:0;
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);
  border-color:var(--c-primary);
}
.faq-accordion .accordion-button:focus{box-shadow:none;}
.faq-accordion .accordion-body{
  padding:0 40px 22px 0;
  color:var(--c-text-2);
  font-size:15.5px;
  line-height:1.9;
}

/* ---------- CTA 表单区 ---------- */
.cta-section{padding:96px 0;}
.cta-grid{
  display:grid;
  grid-template-columns:1fr 1.05fr;
  gap:48px;
  align-items:start;
}
.cta-copy h2{font-size:clamp(24px,2.4vw,34px);margin:14px 0 18px;}
.cta-copy p{color:var(--c-text-2);margin-bottom:22px;}
.step-mini{display:grid;gap:16px;}
.step-mini li{
  display:flex;
  gap:14px;
  align-items:flex-start;
}
.step-mini .idx{
  flex:0 0 auto;
  width:30px;height:30px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--c-primary-050);
  border:1px solid rgba(33,208,178,.3);
  color:var(--c-primary);
  font-size:13px;
  font-weight:700;
}
.step-mini strong{display:block;font-size:15.5px;font-weight:600;}
.step-mini span{font-size:14px;color:var(--c-text-3);}

.form-card{
  padding:34px;
  border-radius:var(--r-xl);
  border:1px solid var(--c-line);
  background:var(--c-glass-strong);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--sh-2);
}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-hint{font-size:14px;color:var(--c-text-3);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:14px;
  color:var(--c-text-2);
  margin-bottom:8px;
}
.form-control,.form-select{
  background:rgba(6,19,23,.55);
  border:1px solid var(--c-line);
  border-radius:var(--r-sm);
  color:var(--c-text-1);
  font-size:15px;
  padding:12px 15px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.form-control::placeholder{color:var(--c-text-3);}
.form-control:focus,.form-select:focus{
  background:rgba(6,19,23,.75);
  border-color:rgba(33,208,178,.6);
  box-shadow:0 0 0 3px rgba(33,208,178,.14);
  color:var(--c-text-1);
  outline:none;
}
.form-select option{background:var(--c-bg-1);color:var(--c-text-1);}
textarea.form-control{min-height:110px;resize:vertical;}
.form-check{display:flex;gap:10px;align-items:flex-start;padding-left:0;margin-bottom:20px;}
.form-check-input{
  width:17px;height:17px;
  margin:5px 0 0;
  flex:0 0 auto;
  background:rgba(6,19,23,.6);
  border:1px solid var(--c-line);
  border-radius:5px;
}
.form-check-input:checked{background:var(--c-primary);border-color:var(--c-primary);}
.form-check-input:focus{box-shadow:0 0 0 3px rgba(33,208,178,.16);border-color:rgba(33,208,178,.6);}
.form-check-label{font-size:13.5px;color:var(--c-text-3);line-height:1.8;}
.form-status{
  margin-top:14px;
  font-size:14px;
  color:var(--c-primary);
  min-height:22px;
}
.privacy-note{
  font-size:13px;
  color:var(--c-text-3);
  line-height:1.8;
  margin-top:26px;
}
.privacy-note a{color:var(--c-text-2);text-decoration:underline;text-underline-offset:3px;}
.privacy-note a:hover{color:var(--c-primary);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-bg-1);
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,rgba(33,208,178,.5),rgba(33,208,178,0) 72%) 1;
  padding:64px 0 0;
  position:relative;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand{font-size:17px;margin-bottom:16px;}
.footer-brand p{
  font-size:14px;
  color:var(--c-text-3);
  line-height:1.9;
  max-width:340px;
}
.footer-col h4{
  font-size:15px;
  margin-bottom:18px;
  color:var(--c-text-1);
}
.footer-col ul{display:grid;gap:12px;}
.footer-col a{
  font-size:14px;
  color:var(--c-text-2);
  display:inline-block;
  transition:color .18s var(--ease),transform .18s var(--ease);
}
.footer-col a:hover{color:var(--c-primary);transform:translateX(2px);}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  color:var(--c-text-2);
}
.footer-contact i{color:var(--c-primary);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid var(--c-line);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--c-text-3);
}
.fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.fb-links a{color:var(--c-text-3);}
.fb-links a:hover{color:var(--c-primary);}

/* ---------- 移动菜单 ---------- */
.offcanvas.mobile-nav{
  background:rgba(10,31,38,.96);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  border-left:1px solid var(--c-line);
  color:var(--c-text-1);
  width:320px;
}
.mobile-nav .offcanvas-header{
  border-bottom:1px solid var(--c-line);
  padding:18px 22px;
}
.mobile-nav .btn-close{
  filter:invert(1) grayscale(1) brightness(1.6);
  opacity:.7;
}
.mobile-nav .offcanvas-body{padding:22px;}
.mobile-menu{display:grid;gap:6px;margin-bottom:24px;}
.mobile-menu a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:48px;
  padding:0 14px;
  border-radius:var(--r-sm);
  font-size:15.5px;
  color:var(--c-text-2);
  border:1px solid transparent;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.mobile-menu a:hover{background:var(--c-glass);color:var(--c-text-1);}
.mobile-menu a.active{
  color:var(--c-primary);
  background:var(--c-primary-050);
  border-color:rgba(33,208,178,.26);
}

/* ---------- 弹层 ---------- */
.modal-content.lead-modal{
  background:rgba(10,31,38,.96);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  color:var(--c-text-1);
}
.lead-modal .modal-header{
  border-bottom:1px solid var(--c-line);
  padding:22px 26px;
}
.lead-modal .modal-title{font-size:19px;font-weight:700;}
.lead-modal .btn-close{
  filter:invert(1) grayscale(1) brightness(1.6);
  opacity:.6;
}
.lead-modal .modal-body{padding:24px 26px 26px;}

/* ---------- 入场动效 ---------- */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .6s var(--ease),transform .6s 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;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .shell{padding:0 22px;}
  .nav-menu a{padding:9px 11px;font-size:14.5px;}
  .split{gap:40px;}
  .stat-inner{grid-template-columns:1fr;gap:36px;}
}
@media (max-width:991.98px){
  .nav-menu{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-actions .btn{display:none;}
  .section{padding:72px 0;}
  .cta-section{padding:72px 0;}
  .bento{grid-template-columns:1fr;}
  .bento-main{grid-column:auto;grid-row:auto;}
  .split{grid-template-columns:1fr;gap:32px;}
  .split-figure{order:-1;}
  .cta-grid{grid-template-columns:1fr;gap:34px;}
  .stat-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .hero-narrow-inner{padding:48px 22px 56px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .section{padding:56px 0;}
  .cta-section{padding:56px 0;}
  .section-head{margin-bottom:34px;}
  .bento-main{padding:24px;}
  .bento-side{padding:22px;}
  .stat-grid{grid-template-columns:1fr;gap:14px;}
  .mini-grid{grid-template-columns:1fr;}
  .tl-item{grid-template-columns:52px 1fr;gap:16px;}
  .tl-dot{width:52px;height:52px;font-size:16px;}
  .tl-item::before{left:25px;top:44px;}
  .tl-body{padding:18px 20px;}
  .form-card{padding:24px;}
  .faq-accordion{padding:6px 18px;}
  .faq-accordion .accordion-button{font-size:16px;padding-right:34px;}
  .faq-accordion .accordion-body{padding-right:0;}
}
@media (max-width:574.98px){
  .shell{padding:0 16px;}
  .topbar-links a{display:none;}
  .topbar-note{font-size:12.5px;}
  .brand{font-size:16px;}
  .brand svg{width:30px;height:30px;}
  .hero-narrow-inner{padding:38px 16px 44px;}
  .hero-actions .btn{width:100%;text-align:center;}
  .hero-trust li{font-size:12.5px;padding:6px 12px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .stat-inner{padding:56px 0;}
  .modal-dialog{margin:0;align-items:flex-end;min-height:100%;}
  .lead-modal{border-radius:var(--r-xl) var(--r-xl) 0 0;}
}

/* roulang page: category3 */
:root{
  --c-bg-0:#061317;
  --c-bg-1:#0A1F26;
  --c-bg-2:#0D2830;
  --c-glass:rgba(255,255,255,.045);
  --c-glass-strong:rgba(255,255,255,.075);
  --c-line:rgba(147,197,208,.14);
  --c-primary:#21D0B2;
  --c-primary-600:#14A992;
  --c-primary-050:rgba(33,208,178,.12);
  --c-accent:#FFAE5C;
  --c-accent-050:rgba(255,174,92,.14);
  --c-text-1:#E9F4F6;
  --c-text-2:#A6BFC7;
  --c-text-3:#6C878F;
  --c-danger:#FF7A6B;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh-1:0 2px 8px rgba(0,0,0,.25);
  --sh-2:0 12px 32px rgba(0,0,0,.35);
  --sh-glow:0 0 0 1px rgba(33,208,178,.18), 0 10px 28px rgba(33,208,178,.26);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-body-bg:#061317;
  --bs-body-color:#E9F4F6;
  --bs-border-color:rgba(147,197,208,.14);
  --bs-primary:#21D0B2;
  --bs-link-color:#21D0B2;
  --bs-link-hover-color:#14A992;
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg-0);
  color:var(--c-text-1);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(900px 520px at 12% -6%, rgba(33,208,178,.14), transparent 62%),
    radial-gradient(760px 480px at 96% 4%, rgba(255,174,92,.09), transparent 60%),
    linear-gradient(180deg,#061317 0%,#08191f 45%,#061317 100%);
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color 180ms var(--ease);}
a:hover{color:var(--c-accent);}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-0.01em;color:var(--c-text-1);font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}

.shell{
  width:100%;
  max-width:1320px;
  margin:0 auto;
  padding:0 28px;
  position:relative;
  z-index:2;
}

/* ============ 顶部信息条 ============ */
.topbar{
  position:relative;
  z-index:5;
  background:rgba(255,255,255,.04);
  border-bottom:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-text-3);
}
.topbar .shell{
  min-height:38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.topbar-left{display:flex;align-items:center;gap:10px;}
.topbar-left i{color:var(--c-primary);font-size:12px;}
.topbar-right{display:flex;align-items:center;gap:18px;}
.topbar-right a{color:var(--c-text-2);font-size:13px;}
.topbar-right a:hover{color:var(--c-primary);}
.topbar-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;
  border:1px solid rgba(33,208,178,.42);
  border-radius:999px;
  color:var(--c-primary) !important;
}
.topbar-cta:hover{background:var(--c-primary-050);}

/* ============ 主导航 ============ */
.mainnav{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(6,19,23,.78);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background 260ms var(--ease), border-color 260ms var(--ease);
}
.mainnav.is-scrolled{
  background:rgba(6,19,23,.94);
  border-bottom-color:var(--c-line);
  box-shadow:var(--sh-1);
}
.nav-inner{
  min-height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:700;
  font-size:17px;
  color:var(--c-text-1);
  letter-spacing:0;
  white-space:nowrap;
}
.brand svg{width:32px;height:32px;flex:0 0 32px;}
.brand:hover{color:var(--c-text-1);}
.nav-menu{
  display:flex;
  align-items:center;
  gap:6px;
}
.nav-menu li a{
  position:relative;
  display:block;
  padding:10px 14px;
  font-size:15px;
  color:var(--c-text-2);
  border-radius:var(--r-sm);
  transition:color 180ms var(--ease), background 180ms var(--ease);
}
.nav-menu li a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform 180ms var(--ease);
  border-radius:2px;
}
.nav-menu li a:hover{color:var(--c-text-1);}
.nav-menu li a:hover::after{transform:scaleX(1);}
.nav-menu li a.active{
  color:var(--c-primary);
  background:var(--c-primary-050);
  text-shadow:0 0 18px rgba(33,208,178,.35);
}
.nav-menu li a.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  background:var(--c-glass);
  border:1px solid var(--c-line);
  border-radius:var(--r-sm);
  color:var(--c-text-1);
  font-size:17px;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform 180ms var(--ease), box-shadow 260ms var(--ease), background 180ms var(--ease), border-color 180ms var(--ease), color 180ms var(--ease);
}
.btn-primary,
.btn-primary:focus{
  background:linear-gradient(135deg,#21D0B2,#14A992);
  color:#04211c;
  box-shadow:var(--sh-glow);
}
.btn-primary:hover{
  color:#04211c;
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(33,208,178,.3), 0 14px 34px rgba(33,208,178,.34);
}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(33,208,178,.2),0 6px 16px rgba(33,208,178,.2);}
.btn-outline{
  background:transparent;
  border-color:rgba(33,208,178,.5);
  color:var(--c-primary);
}
.btn-outline:hover{
  background:var(--c-primary-050);
  color:var(--c-primary);
  transform:translateY(-2px);
}
.btn-ghost{
  background:transparent;
  color:var(--c-text-2);
  padding:10px 4px;
}
.btn-ghost i{transition:transform 180ms var(--ease);}
.btn-ghost:hover{color:var(--c-primary);transform:translateY(-2px);}
.btn-ghost:hover i{transform:translateX(4px);}
.btn-accent{
  background:linear-gradient(135deg,#FFAE5C,#e8933f);
  color:#2a1602;
  box-shadow:0 0 0 1px rgba(255,174,92,.2), 0 10px 26px rgba(255,174,92,.24);
}
.btn-accent:hover{color:#2a1602;transform:translateY(-2px);}
.btn-lg{padding:15px 30px;font-size:16px;}

.link-more{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
}
.link-more i{transition:transform 180ms var(--ease);}
.link-more:hover i{transform:translateX(5px);}

/* ============ 通用板块 ============ */
.section{padding:96px 0;position:relative;}
.section-tight{padding:72px 0;}
.sec-head{max-width:760px;margin-bottom:48px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:999px;
  background:var(--c-primary-050);
  border:1px solid rgba(33,208,178,.24);
  color:var(--c-primary);
  font-size:13px;
  font-weight:600;
  margin-bottom:16px;
}
.sec-head h2{font-size:clamp(24px,2.4vw,34px);margin-bottom:14px;}
.sec-head p{color:var(--c-text-2);font-size:16px;}

.glass{
  background:var(--c-glass);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  position:relative;
  overflow:hidden;
}
.glass::before{
  content:"";
  position:absolute;
  left:-40px;top:-40px;
  width:220px;height:220px;
  background:radial-gradient(circle,rgba(33,208,178,.16),transparent 68%);
  pointer-events:none;
}

/* ============ 面包屑 ============ */
.crumb{
  padding:22px 0 0;
  font-size:13.5px;
  color:var(--c-text-3);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
}
.crumb a{color:var(--c-text-3);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:rgba(147,197,208,.35);}
.crumb .now{color:var(--c-text-2);}

/* ============ Hero ============ */
.cat-hero{
  position:relative;
  padding:52px 0 80px;
  overflow:hidden;
}
.cat-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center right;
  opacity:.30;
  mask-image:linear-gradient(90deg,transparent 0%,#000 46%,#000 100%);
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 46%,#000 100%);
  z-index:0;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
.hero-copy h1{
  font-size:clamp(30px,3.6vw,50px);
  margin:18px 0 18px;
}
.hero-copy h1 em{
  font-style:normal;
  color:var(--c-primary);
}
.hero-sub{
  font-size:17px;
  color:var(--c-text-2);
  max-width:560px;
  margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.pill{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--c-glass-strong);
  border:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-text-2);
}
.pill i{color:var(--c-primary);font-size:12px;}

.hero-visual{position:relative;}
.hero-frame{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-2);
  aspect-ratio:4/3;
}
.hero-frame img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform 260ms var(--ease);
}
.hero-frame:hover img{transform:scale(1.03);}
.hero-frame::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(20deg,rgba(6,19,23,.88) 0%,rgba(6,19,23,.25) 48%,rgba(6,19,23,0) 78%);
}
.float-card{
  position:absolute;
  border-radius:var(--r-md);
  padding:14px 18px;
  background:rgba(10,31,38,.86);
  border:1px solid var(--c-line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--sh-2);
}
.float-card .fc-num{
  font-size:26px;
  font-weight:700;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
  line-height:1.1;
}
.float-card .fc-label{font-size:13px;color:var(--c-text-2);margin-top:2px;}
.fc-a{left:-22px;bottom:36px;}
.fc-b{right:-18px;top:34px;}
.fc-b .fc-num{color:var(--c-primary);font-size:20px;}

/* ============ 交替图文 ============ */
.zig{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.zig + .zig{margin-top:88px;}
.zig-media{
  border-radius:var(--r-xl);
  overflow:hidden;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-2);
  aspect-ratio:16/10;
  background:linear-gradient(150deg,#0D2830,#0A1F26);
}
.zig-media img{width:100%;height:100%;object-fit:cover;transition:transform 260ms var(--ease);}
.zig-media:hover img{transform:scale(1.03);}
.zig-body h2{font-size:clamp(23px,2.2vw,30px);margin-bottom:16px;}
.zig-body > p{color:var(--c-text-2);margin-bottom:22px;}
.check-list{display:grid;gap:12px;}
.check-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:15.5px;
  color:var(--c-text-2);
}
.check-list li i{
  color:var(--c-primary);
  font-size:13px;
  margin-top:6px;
  flex:0 0 auto;
}
.check-list li strong{color:var(--c-text-1);font-weight:600;}

/* ============ 数据带 ============ */
.stats{
  background:var(--c-bg-1);
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
  position:relative;
  overflow:hidden;
  padding:76px 0;
}
.stats::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(147,197,208,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(147,197,208,.055) 1px,transparent 1px);
  background-size:56px 56px;
  pointer-events:none;
}
.stats::after{
  content:"";
  position:absolute;
  left:-80px;top:-90px;
  width:420px;height:420px;
  background:radial-gradient(circle,rgba(33,208,178,.20),transparent 66%);
  pointer-events:none;
}
.stats-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:36px;
}
.stat-item{padding-right:18px;border-right:1px solid var(--c-line);}
.stat-item:last-child{border-right:none;}
.stat-num{
  font-size:clamp(34px,4vw,52px);
  font-weight:700;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
  line-height:1.05;
  letter-spacing:-0.02em;
}
.stat-item:nth-child(2) .stat-num{color:var(--c-primary);}
.stat-item:nth-child(3) .stat-num{color:#E9F4F6;}
.stat-label{font-size:14px;color:var(--c-text-2);margin-top:10px;}
.stat-note{font-size:13px;color:var(--c-text-3);margin-top:6px;}

/* ============ 流程卡 2+2 错位 ============ */
.flow-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:26px;
}
.flow-card{
  padding:30px 28px 28px;
  border-radius:var(--r-lg);
  background:var(--c-glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:transform 180ms var(--ease), border-color 180ms var(--ease), box-shadow 260ms var(--ease);
  position:relative;
}
.flow-card:nth-child(even){transform:translateY(30px);}
.flow-card:hover{
  transform:translateY(-2px);
  border-color:rgba(33,208,178,.32);
  box-shadow:var(--sh-2);
}
.flow-card:nth-child(even):hover{transform:translateY(28px);}
.flow-step{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:14px;
  background:var(--c-primary-050);
  border:1px solid rgba(33,208,178,.26);
  color:var(--c-primary);
  font-weight:700;
  font-size:17px;
  font-variant-numeric:tabular-nums;
  margin-bottom:18px;
}
.flow-card:nth-child(2) .flow-step,
.flow-card:nth-child(4) .flow-step{
  background:var(--c-accent-050);
  border-color:rgba(255,174,92,.28);
  color:var(--c-accent);
}
.flow-card h3{font-size:19px;margin-bottom:10px;}
.flow-card p{font-size:15px;color:var(--c-text-2);}
.flow-card .tagline{
  display:inline-block;
  margin-top:16px;
  font-size:13px;
  color:var(--c-text-3);
}

/* ============ FAQ ============ */
.faq-wrap{
  border-radius:var(--r-xl);
  border:1px solid var(--c-line);
  background:var(--c-glass);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  overflow:hidden;
}
.accordion-item{
  background:transparent;
  border:none;
  border-bottom:1px solid var(--c-line);
}
.accordion-item:last-child{border-bottom:none;}
.accordion-button{
  background:transparent;
  color:var(--c-text-1);
  font-size:16.5px;
  font-weight:600;
  min-height:60px;
  padding:18px 26px;
  box-shadow:none !important;
  transition:color 180ms var(--ease), background 180ms var(--ease);
}
.accordion-button:not(.collapsed){color:var(--c-primary);background:rgba(33,208,178,.06);}
.accordion-button:hover{color:var(--c-primary);}
.accordion-button::after{
  background-image:none;
  content:"\f107";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  color:var(--c-primary);
  transform:none;
  transition:transform 180ms var(--ease);
  width:auto;height:auto;
  font-size:15px;
  line-height:1;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);}
.accordion-body{
  padding:4px 26px 24px;
  color:var(--c-text-2);
  font-size:15.5px;
  line-height:1.9;
}

/* ============ 表单区 ============ */
.cta-section{padding:96px 0;position:relative;}
.cta-panel{
  border-radius:var(--r-xl);
  border:1px solid var(--c-line);
  background:linear-gradient(135deg,rgba(13,40,48,.9),rgba(10,31,38,.75));
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  overflow:hidden;
  position:relative;
  box-shadow:var(--sh-2);
}
.cta-panel::after{
  content:"";
  position:absolute;
  right:-120px;top:-120px;
  width:420px;height:420px;
  background:radial-gradient(circle,rgba(255,174,92,.16),transparent 66%);
  pointer-events:none;
}
.cta-grid{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:0;
  position:relative;
  z-index:2;
}
.cta-info{padding:52px 46px;border-right:1px solid var(--c-line);}
.cta-info h2{font-size:clamp(23px,2.2vw,30px);margin-bottom:16px;}
.cta-info > p{color:var(--c-text-2);margin-bottom:26px;}
.info-steps{display:grid;gap:20px;margin-bottom:26px;}
.info-step{display:flex;gap:14px;align-items:flex-start;}
.info-step span.i-idx{
  flex:0 0 30px;
  width:30px;height:30px;
  border-radius:9px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-050);
  border:1px solid rgba(33,208,178,.24);
  color:var(--c-primary);
  font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.info-step div b{display:block;font-size:15.5px;color:var(--c-text-1);}
.info-step div p{font-size:14px;color:var(--c-text-3);}
.privacy-mini{font-size:13px;color:var(--c-text-3);line-height:1.8;}
.privacy-mini a{color:var(--c-text-2);text-decoration:underline;text-underline-offset:3px;}
.privacy-mini a:hover{color:var(--c-primary);}

.cta-form{padding:52px 46px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:13.5px;
  color:var(--c-text-2);
  margin-bottom:8px;
  font-weight:600;
}
.field .req{color:var(--c-accent);}
.form-control,.form-select{
  width:100%;
  background:rgba(6,19,23,.6);
  border:1px solid var(--c-line);
  border-radius:var(--r-sm);
  color:var(--c-text-1);
  font-size:15px;
  padding:12px 14px;
  transition:border-color 180ms var(--ease), box-shadow 180ms var(--ease), background 180ms var(--ease);
}
.form-control::placeholder{color:var(--c-text-3);}
.form-control:focus,.form-select:focus{
  background:rgba(6,19,23,.85);
  border-color:rgba(33,208,178,.6);
  box-shadow:0 0 0 3px rgba(33,208,178,.14);
  color:var(--c-text-1);
  outline:none;
}
.form-select option{background:#0A1F26;color:var(--c-text-1);}
textarea.form-control{min-height:110px;resize:vertical;}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--c-text-3);line-height:1.75;margin:6px 0 22px;}
.check-line input{width:16px;height:16px;margin-top:5px;accent-color:var(--c-primary);flex:0 0 auto;}
.check-line a{color:var(--c-text-2);text-decoration:underline;text-underline-offset:3px;}
.form-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.form-hint{font-size:13px;color:var(--c-text-3);}
.form-success{
  display:none;
  margin-top:18px;
  padding:14px 18px;
  border-radius:var(--r-sm);
  background:rgba(33,208,178,.10);
  border:1px solid rgba(33,208,178,.3);
  color:var(--c-primary);
  font-size:14px;
}
.form-success.show{display:block;}

/* ============ 隐私说明条 ============ */
.privacy-bar{
  border-top:1px solid var(--c-line);
  background:rgba(255,255,255,.02);
  padding:26px 0;
}
.privacy-bar p{
  font-size:13px;
  color:var(--c-text-3);
  line-height:1.8;
  max-width:1080px;
}
.privacy-bar a{color:var(--c-text-2);text-decoration:underline;text-underline-offset:3px;}
.privacy-bar a:hover{color:var(--c-primary);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-bg-1);
  border-top:1px solid var(--c-line);
  padding-top:64px;
  position:relative;
  z-index:2;
}
.site-footer::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(33,208,178,.6),transparent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:44px;
  padding-bottom:52px;
}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  color:var(--c-text-3);
  line-height:1.85;
  max-width:340px;
}
.footer-col h4{
  font-size:15px;
  margin-bottom:18px;
  color:var(--c-text-1);
}
.footer-col ul{display:grid;gap:11px;}
.footer-col ul li a{
  font-size:14px;
  color:var(--c-text-3);
  display:inline-block;
  transition:color 180ms var(--ease), transform 180ms var(--ease);
}
.footer-col ul li a:hover{color:var(--c-primary);transform:translateX(2px);}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  color:var(--c-text-3);
}
.footer-contact li i{color:var(--c-primary);font-size:13px;margin-top:5px;}
.footer-bottom{
  border-top:1px solid var(--c-line);
  padding:20px 0 26px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--c-text-3);
}
.fb-links{display:flex;gap:20px;flex-wrap:wrap;}
.fb-links a{color:var(--c-text-3);}
.fb-links a:hover{color:var(--c-primary);}

/* ============ 入场动效 ============ */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity 600ms var(--ease), transform 600ms var(--ease);
}
.reveal.in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .shell{padding:0 22px;}
  .hero-grid{gap:40px;}
  .zig{gap:40px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px;}
}
@media (max-width:992px){
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .cat-hero{padding:40px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual{order:2;}
  .fc-a{left:0;bottom:18px;}
  .fc-b{right:0;top:18px;}
  .zig{grid-template-columns:1fr;gap:28px;}
  .zig + .zig{margin-top:64px;}
  .zig-media{order:1;}
  .stats-grid{grid-template-columns:1fr;gap:28px;}
  .stat-item{border-right:none;border-bottom:1px solid var(--c-line);padding-bottom:22px;padding-right:0;}
  .stat-item:last-child{border-bottom:none;padding-bottom:0;}
  .cta-grid{grid-template-columns:1fr;}
  .cta-info{border-right:none;border-bottom:1px solid var(--c-line);padding:40px 30px;}
  .cta-form{padding:40px 30px;}
  .nav-menu{
    position:fixed;
    top:0;right:0;
    width:288px;
    height:100vh;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:88px 20px 32px;
    background:rgba(8,25,31,.97);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-left:1px solid var(--c-line);
    transform:translateX(105%);
    transition:transform 260ms var(--ease);
    z-index:70;
    overflow-y:auto;
  }
  .nav-menu.open{transform:translateX(0);}
  .nav-menu li a{
    min-height:48px;
    display:flex;
    align-items:center;
    font-size:16px;
    padding:12px 16px;
  }
  .nav-menu li a::after{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-primary{display:none;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .section{padding:56px 0;}
  .shell{padding:0 18px;}
  .topbar-left span.tb-extra{display:none;}
  .topbar-right a.tb-hide{display:none;}
  .flow-grid{grid-template-columns:1fr;gap:20px;}
  .flow-card:nth-child(even){transform:none;}
  .flow-card:nth-child(even):hover{transform:translateY(-2px);}
  .form-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1 / -1;}
  .hero-frame{aspect-ratio:16/11;}
  .float-card{padding:11px 14px;}
  .float-card .fc-num{font-size:22px;}
  .accordion-button{padding:16px 18px;font-size:15.5px;}
  .accordion-body{padding:2px 18px 20px;}
}
@media (max-width:576px){
  .hero-copy h1{font-size:29px;}
  .hero-actions .btn{width:100%;}
  .sec-head{margin-bottom:32px;}
  .cta-info,.cta-form{padding:30px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .brand span{font-size:15.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --c-bg-0:#061317;
  --c-bg-1:#0A1F26;
  --c-bg-2:#0D2830;
  --c-glass:rgba(255,255,255,.045);
  --c-glass-strong:rgba(255,255,255,.075);
  --c-line:rgba(147,197,208,.14);
  --c-primary:#21D0B2;
  --c-primary-600:#14A992;
  --c-primary-050:rgba(33,208,178,.12);
  --c-accent:#FFAE5C;
  --c-accent-050:rgba(255,174,92,.14);
  --c-text-1:#E9F4F6;
  --c-text-2:#A6BFC7;
  --c-text-3:#6C878F;
  --c-danger:#FF7A6B;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(0,0,0,.25);
  --sh-2:0 12px 32px rgba(0,0,0,.35);
  --sh-glow:0 0 0 1px rgba(33,208,178,.18), 0 10px 28px rgba(33,208,178,.26);
  --ease:cubic-bezier(.2,.7,.3,1);
  --shell:1140px;
  --bs-body-bg:var(--c-bg-0);
  --bs-body-color:var(--c-text-1);
  --bs-border-color:var(--c-line);
  --bs-primary:var(--c-primary);
  --bs-link-color:var(--c-primary);
  --bs-link-hover-color:var(--c-primary-600);
  --bs-font-sans-serif:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{scroll-behavior:smooth;}

body{
  margin:0;
  background-color:var(--c-bg-0);
  background-image:
    radial-gradient(900px 520px at 10% -10%,rgba(33,208,178,.10),transparent 62%),
    radial-gradient(760px 460px at 98% 2%,rgba(255,174,92,.07),transparent 60%);
  background-repeat:no-repeat;
  color:var(--c-text-1);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}

h1,h2,h3,h4{line-height:1.25;letter-spacing:0;margin:0;font-weight:700;}
h1{font-size:clamp(30px,3.6vw,50px);}
h2{font-size:clamp(24px,2.4vw,34px);}
h3{font-size:20px;}
h4{font-size:17px;}

p{margin:0 0 1.1em;color:var(--c-text-2);}
p:last-child{margin-bottom:0;}

a{color:var(--c-primary);text-decoration:none;transition:color 180ms var(--ease);}
a:hover{color:var(--c-primary-600);}

img{max-width:100%;display:block;}
button{font-family:inherit;}

ul,ol{margin:0;padding:0;}

::selection{background:var(--c-primary-050);color:var(--c-text-1);}

:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}

.shell{
  width:100%;
  max-width:var(--shell);
  margin:0 auto;
  padding:0 22px;
}

section[id],article[id]{scroll-margin-top:104px;}

/* ============ 顶部信息条 ============ */
.topbar{
  height:38px;
  background:rgba(255,255,255,.04);
  border-bottom:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-text-3);
}
.topbar-inner{
  height:38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.topbar-left{display:flex;align-items:center;gap:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-left i{color:var(--c-primary);font-size:9px;}
.topbar-right{display:flex;align-items:center;gap:20px;}
.tb-link{
  color:var(--c-text-3);
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:none;
  border:0;
  padding:0;
  cursor:pointer;
  font-size:13px;
}
.tb-link:hover{color:var(--c-primary);}
.tb-link.tb-cta{color:var(--c-accent);}
.tb-link.tb-cta:hover{color:#ffc98c;}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(6,19,23,.72);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--c-line);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(33,208,178,.55),transparent);
}
.header-inner{
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:var(--c-text-1);
  letter-spacing:0;
  white-space:nowrap;
}
.brand:hover{color:var(--c-text-1);}
.brand svg{width:34px;height:34px;flex:0 0 34px;}

.nav-menu{
  display:flex;
  align-items:center;
  gap:4px;
  list-style:none;
}
.nav-menu li{list-style:none;}
.nav-menu a{
  position:relative;
  display:inline-block;
  padding:10px 15px;
  border-radius:var(--r-pill);
  font-size:15px;
  color:var(--c-text-2);
  transition:color 180ms var(--ease),background 180ms var(--ease);
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:15px;right:15px;bottom:6px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform 260ms var(--ease);
}
.nav-menu a:hover{color:var(--c-text-1);background:var(--c-glass);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.active{
  color:var(--c-primary);
  background:var(--c-primary-050);
}
.nav-menu a.active::after{transform:scaleX(1);}

.menu-toggle{
  display:none;
  width:46px;height:46px;
  border:1px solid var(--c-line);
  border-radius:14px;
  background:var(--c-glass);
  cursor:pointer;
  padding:0;
  position:relative;
}
.menu-toggle span{
  position:absolute;
  left:13px;right:13px;
  height:2px;
  border-radius:2px;
  background:var(--c-text-1);
  transition:transform 260ms var(--ease),opacity 180ms var(--ease);
}
.menu-toggle span:nth-child(1){top:16px;}
.menu-toggle span:nth-child(2){top:22px;}
.menu-toggle span:nth-child(3){top:28px;}
.menu-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.menu-toggle.is-open span:nth-child(2){opacity:0;}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.mobile-mask{
  position:fixed;
  inset:0;
  background:rgba(4,12,15,.6);
  backdrop-filter:blur(3px);
  opacity:0;
  visibility:hidden;
  transition:opacity 260ms var(--ease),visibility 260ms var(--ease);
  z-index:70;
}
.mobile-mask.is-open{opacity:1;visibility:visible;}

.mobile-panel{
  position:fixed;
  top:0;right:0;bottom:0;
  width:min(340px,86vw);
  background:rgba(10,31,38,.94);
  backdrop-filter:blur(14px) saturate(120%);
  border-left:1px solid var(--c-line);
  z-index:80;
  transform:translateX(102%);
  transition:transform 300ms var(--ease);
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:18px;
  overflow-y:auto;
}
.mobile-panel.is-open{transform:translateX(0);}
.mp-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.mp-close{
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--c-line);
  background:transparent;
  color:var(--c-text-2);
  cursor:pointer;
  font-size:16px;
}
.mp-close:hover{color:var(--c-primary);border-color:rgba(33,208,178,.4);}
.mp-menu{list-style:none;display:flex;flex-direction:column;gap:4px;}
.mp-menu a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 14px;
  border-radius:14px;
  color:var(--c-text-2);
  font-size:16px;
  border:1px solid transparent;
}
.mp-menu a:hover,.mp-menu a.active{
  color:var(--c-primary);
  background:var(--c-primary-050);
  border-color:rgba(33,208,178,.24);
}
.mp-cta{justify-content:center;width:100%;}

/* ============ 按钮体系 ============ */
.btn-main,.btn-line,.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  border-radius:var(--r-pill);
  padding:13px 24px;
  font-size:15.5px;
  font-weight:600;
  cursor:pointer;
  border:1px solid transparent;
  transition:transform 180ms var(--ease),box-shadow 260ms var(--ease),background 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease);
  text-align:center;
}
.btn-main{
  background:var(--c-primary);
  color:#04231f;
  box-shadow:var(--sh-glow);
}
.btn-main:hover{transform:translateY(-2px);color:#04231f;box-shadow:0 0 0 1px rgba(33,208,178,.28),0 14px 34px rgba(33,208,178,.34);}
.btn-main:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(33,208,178,.18),0 6px 16px rgba(33,208,178,.2);}
.btn-line{
  background:transparent;
  color:var(--c-primary);
  border-color:rgba(33,208,178,.42);
}
.btn-line:hover{transform:translateY(-2px);background:var(--c-primary-050);color:var(--c-primary);border-color:rgba(33,208,178,.7);}
.btn-line:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;
  color:var(--c-text-2);
  padding:12px 6px;
}
.btn-ghost i{transition:transform 180ms var(--ease);}
.btn-ghost:hover{color:var(--c-primary);}
.btn-ghost:hover i{transform:translateX(4px);}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14.5px;
  font-weight:600;
  color:var(--c-primary);
}
.link-arrow i{transition:transform 180ms var(--ease);}
.link-arrow:hover i{transform:translateX(4px);}

/* ============ 内页 Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:78px 0 64px;
  border-bottom:1px solid var(--c-line);
  background:var(--c-bg-1);
}
.page-hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  opacity:.34;
  transform:scale(1.02);
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(120deg,rgba(6,19,23,.94) 8%,rgba(6,19,23,.72) 48%,rgba(6,19,23,.9) 100%),
    radial-gradient(700px 380px at 6% 100%,rgba(33,208,178,.16),transparent 62%);
}
.page-hero .shell{position:relative;z-index:2;}
.hero-inner{
  display:grid;
  grid-template-columns:1.55fr 1fr;
  gap:48px;
  align-items:center;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 15px;
  border-radius:var(--r-pill);
  background:var(--c-primary-050);
  border:1px solid rgba(33,208,178,.26);
  color:var(--c-primary);
  font-size:13px;
  margin-bottom:20px;
}
.hero-main h1{margin-bottom:16px;}
.hero-sub{
  font-size:17px;
  color:var(--c-text-2);
  max-width:640px;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}

.status-card{
  background:linear-gradient(150deg,rgba(255,255,255,.075),rgba(255,255,255,.03));
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:22px;
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-2);
  position:relative;
  overflow:hidden;
}
.status-card::before{
  content:"";
  position:absolute;
  width:220px;height:220px;
  top:-120px;left:-90px;
  background:radial-gradient(circle,rgba(33,208,178,.22),transparent 68%);
  pointer-events:none;
}
.status-row{
  display:flex;
  align-items:center;
  gap:9px;
  font-size:14px;
  color:var(--c-text-2);
  padding-bottom:16px;
  margin-bottom:14px;
  border-bottom:1px solid var(--c-line);
}
.dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--c-primary);
  box-shadow:0 0 0 4px rgba(33,208,178,.16);
}
.status-item{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  padding:9px 0;
  font-size:14.5px;
  color:var(--c-text-3);
}
.status-item strong{
  color:var(--c-text-1);
  font-weight:600;
  font-variant-numeric:tabular-nums;
}

.metric-strip{
  list-style:none;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
  margin-top:52px;
  padding:22px 0 0;
  border-top:1px solid var(--c-line);
}
.metric-strip li{
  display:flex;
  flex-direction:column;
  gap:4px;
}
.metric-strip b{
  font-size:clamp(22px,2.2vw,30px);
  color:var(--c-primary);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  letter-spacing:-.01em;
}
.metric-strip span{font-size:14px;color:var(--c-text-3);}

/* ============ 面包屑 ============ */
.crumb-bar{
  border-bottom:1px solid var(--c-line);
  background:rgba(255,255,255,.02);
}
.crumb{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  padding:16px 0;
  font-size:13.5px;
  color:var(--c-text-3);
  list-style:none;
}
.crumb li{display:flex;align-items:center;gap:10px;}
.crumb li+li::before{content:"/";color:rgba(147,197,208,.4);}
.crumb a{color:var(--c-text-3);}
.crumb a:hover{color:var(--c-primary);}
.crumb .current{color:var(--c-text-3);}

/* ============ 主体布局 ============ */
.main-wrap{padding:72px 0 88px;}
.layout{
  display:grid;
  grid-template-columns:264px 1fr;
  gap:56px;
  align-items:start;
}

.side-nav{
  position:sticky;
  top:104px;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.025));
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:22px;
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-1);
}
.side-nav h2{
  font-size:14px;
  color:var(--c-text-3);
  font-weight:600;
  letter-spacing:.02em;
  margin-bottom:14px;
}
.side-nav ul{list-style:none;display:flex;flex-direction:column;gap:2px;}
.side-nav a{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  padding:8px 12px;
  border-radius:12px;
  color:var(--c-text-2);
  font-size:14.5px;
  border:1px solid transparent;
  transition:color 180ms var(--ease),background 180ms var(--ease),border-color 180ms var(--ease);
}
.side-nav a i{font-size:11px;color:var(--c-text-3);transition:color 180ms var(--ease);}
.side-nav a:hover{color:var(--c-text-1);background:var(--c-glass);}
.side-nav a.is-active{
  color:var(--c-primary);
  background:var(--c-primary-050);
  border-color:rgba(33,208,178,.24);
}
.side-nav a.is-active i{color:var(--c-primary);}
.side-nav .side-cta{
  margin-top:18px;
  padding-top:18px;
  border-top:1px solid var(--c-line);
}
.side-nav .side-cta p{font-size:13.5px;color:var(--c-text-3);margin-bottom:12px;}
.side-nav .side-cta .btn-main{width:100%;padding:11px 18px;font-size:14.5px;}

.content-col{min-width:0;}

.content-block{
  padding-bottom:48px;
  margin-bottom:48px;
  border-bottom:1px solid var(--c-line);
}
.content-block:last-of-type{border-bottom:0;margin-bottom:0;padding-bottom:0;}

.block-head{
  display:flex;
  align-items:flex-start;
  gap:16px;
  margin-bottom:20px;
}
.block-num{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;height:42px;
  border-radius:14px;
  background:var(--c-primary-050);
  border:1px solid rgba(33,208,178,.26);
  color:var(--c-primary);
  font-size:14px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  margin-top:4px;
}
.block-head h2{font-size:clamp(21px,2vw,27px);}
.block-lead{color:var(--c-text-2);margin-bottom:26px;max-width:760px;}

.step-list{
  list-style:none;
  counter-reset:step;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.step-list li{
  counter-increment:step;
  position:relative;
  padding:20px 22px 20px 64px;
  background:linear-gradient(150deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  transition:transform 180ms var(--ease),border-color 260ms var(--ease),box-shadow 260ms var(--ease);
}
.step-list li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;
  left:20px;top:20px;
  font-size:14px;
  font-weight:700;
  color:var(--c-primary);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.step-list li:hover{
  transform:translateY(-2px);
  border-color:rgba(33,208,178,.28);
  box-shadow:var(--sh-2);
}
.step-list strong{
  display:block;
  font-size:16.5px;
  color:var(--c-text-1);
  font-weight:600;
  margin-bottom:4px;
}
.step-list span{font-size:15px;color:var(--c-text-2);}

.check-list{
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.check-list li{
  position:relative;
  padding-left:30px;
  font-size:15.5px;
  color:var(--c-text-2);
}
.check-list li::before{
  content:"";
  position:absolute;
  left:2px;top:11px;
  width:12px;height:12px;
  border-radius:4px;
  background:var(--c-primary-050);
  border:1px solid rgba(33,208,178,.5);
}
.check-list li b{color:var(--c-text-1);font-weight:600;}

.channel-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
  margin-top:6px;
}
.channel-card{
  background:linear-gradient(155deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:24px 22px;
  display:flex;
  flex-direction:column;
  gap:12px;
  transition:transform 180ms var(--ease),border-color 260ms var(--ease),box-shadow 260ms var(--ease);
}
.channel-card:hover{
  transform:translateY(-2px);
  border-color:rgba(33,208,178,.28);
  box-shadow:var(--sh-2);
}
.cc-icon{
  width:44px;height:44px;
  border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-accent-050);
  color:var(--c-accent);
  font-size:17px;
}
.channel-card h3{font-size:17px;color:var(--c-text-1);}
.channel-card p{font-size:14.5px;color:var(--c-text-2);flex:1;}

.apply-card{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:0;
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  overflow:hidden;
  background:linear-gradient(150deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  box-shadow:var(--sh-1);
}
.apply-copy{padding:38px 34px;}
.apply-copy h2{font-size:clamp(21px,2vw,27px);margin-bottom:14px;}
.apply-copy p{font-size:15.5px;margin-bottom:18px;}
.apply-copy .apply-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.apply-media{position:relative;min-height:280px;}
.apply-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform 400ms var(--ease);
}
.apply-card:hover .apply-media img{transform:scale(1.03);}
.apply-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(6,19,23,.85),rgba(6,19,23,.15) 55%,rgba(6,19,23,.35));
}
.apply-media .media-tag{
  position:absolute;
  left:20px;bottom:20px;
  z-index:2;
  padding:8px 14px;
  border-radius:var(--r-pill);
  background:rgba(6,19,23,.72);
  border:1px solid var(--c-line);
  color:var(--c-accent);
  font-size:13px;
  backdrop-filter:blur(8px);
}

/* ============ FAQ ============ */
.faq-wrap{
  margin-top:8px;
  background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.018));
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  padding:12px 26px;
}
.faq-acc .accordion-item{
  background:transparent;
  border:0;
  border-bottom:1px solid var(--c-line);
}
.faq-acc .accordion-item:last-child{border-bottom:0;}
.faq-acc .accordion-button{
  background:transparent;
  color:var(--c-text-1);
  font-size:16.5px;
  font-weight:600;
  min-height:56px;
  padding:18px 46px 18px 0;
  box-shadow:none;
  border:0;
  border-radius:0;
  line-height:1.5;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--c-primary);background:transparent;}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--c-primary);outline-offset:-2px;}
.faq-acc .accordion-button::after{
  content:"";
  position:absolute;
  right:8px;
  width:11px;height:11px;
  border-right:2px solid var(--c-text-3);
  border-bottom:2px solid var(--c-text-3);
  transform:rotate(45deg);
  transition:transform 260ms var(--ease),border-color 260ms var(--ease);
  background-image:none;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);
  border-color:var(--c-primary);
}
.faq-acc .accordion-body{
  padding:0 40px 22px 0;
  color:var(--c-text-2);
  font-size:15.5px;
  line-height:1.9;
}

/* ============ CTA 区块 ============ */
.cta-band{
  margin-top:72px;
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  padding:44px 40px 30px;
  background:
    radial-gradient(520px 260px at 6% 0%,rgba(33,208,178,.16),transparent 64%),
    linear-gradient(150deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  position:relative;
  overflow:hidden;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  position:relative;
  z-index:2;
}
.cta-inner h2{font-size:clamp(21px,2.1vw,28px);margin-bottom:10px;}
.cta-inner p{max-width:520px;font-size:15.5px;margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

.privacy-note{
  margin-top:28px;
  padding-top:20px;
  border-top:1px solid var(--c-line);
  font-size:13px;
  line-height:1.8;
  color:var(--c-text-3);
  position:relative;
  z-index:2;
}
.privacy-note a{color:var(--c-text-2);text-decoration:underline;text-underline-offset:3px;}
.privacy-note a:hover{color:var(--c-primary);}

/* ============ 弹层与表单 ============ */
.modal-content{
  background:rgba(10,31,38,.95);
  backdrop-filter:blur(16px) saturate(120%);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  color:var(--c-text-1);
  box-shadow:var(--sh-2);
}
.modal-header{
  border-bottom:1px solid var(--c-line);
  padding:22px 26px;
}
.modal-title{font-size:19px;font-weight:700;}
.modal-body{padding:24px 26px 26px;}
.modal-footer{border-top:1px solid var(--c-line);padding:16px 26px;}
.modal .btn-close{
  filter:invert(1) grayscale(1);
  opacity:.55;
  transition:opacity 180ms var(--ease);
}
.modal .btn-close:hover{opacity:1;}
.modal-backdrop.show{opacity:.68;}

.form-label{
  font-size:14px;
  color:var(--c-text-2);
  margin-bottom:7px;
}
.form-control,.form-select{
  background:rgba(255,255,255,.04);
  border:1px solid var(--c-line);
  border-radius:14px;
  color:var(--c-text-1);
  font-size:15px;
  padding:12px 15px;
  transition:border-color 180ms var(--ease),box-shadow 180ms var(--ease),background 180ms var(--ease);
}
.form-control::placeholder{color:var(--c-text-3);}
.form-control:focus,.form-select:focus{
  background:rgba(255,255,255,.06);
  border-color:rgba(33,208,178,.55);
  box-shadow:0 0 0 3px rgba(33,208,178,.14);
  color:var(--c-text-1);
  outline:none;
}
.form-select option{background:var(--c-bg-2);color:var(--c-text-1);}
.form-check-input{
  background-color:rgba(255,255,255,.06);
  border:1px solid var(--c-line);
  width:1.05em;height:1.05em;
  margin-top:.28em;
}
.form-check-input:checked{
  background-color:var(--c-primary);
  border-color:var(--c-primary);
}
.form-check-input:focus{
  border-color:rgba(33,208,178,.6);
  box-shadow:0 0 0 3px rgba(33,208,178,.16);
}
.form-check-label{font-size:13.5px;color:var(--c-text-3);line-height:1.7;}
.help-form .btn-main{width:100%;margin-top:20px;}
.form-tip{
  margin-top:12px;
  font-size:12.8px;
  color:var(--c-text-3);
  line-height:1.7;
}
.form-ok{
  margin-top:14px;
  padding:12px 16px;
  border-radius:14px;
  background:var(--c-primary-050);
  border:1px solid rgba(33,208,178,.3);
  color:var(--c-primary);
  font-size:14px;
  display:none;
}
.form-ok.show{display:block;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  background:var(--c-bg-1);
  padding:72px 0 28px;
  margin-top:0;
}
.site-footer::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(33,208,178,.5),transparent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.25fr;
  gap:48px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14.5px;color:var(--c-text-3);max-width:330px;line-height:1.85;}
.footer-col h4{
  font-size:15px;
  color:var(--c-text-1);
  margin-bottom:16px;
  font-weight:600;
}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  display:inline-block;
  color:var(--c-text-2);
  font-size:14.5px;
  transition:color 180ms var(--ease),transform 180ms var(--ease);
}
.footer-col a:hover{color:var(--c-primary);transform:translateX(2px);}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14.5px;
  color:var(--c-text-2);
}
.footer-contact i{color:var(--c-primary);margin-top:6px;font-size:13px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid var(--c-line);
  font-size:13px;
  color:var(--c-text-3);
}
.fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.fb-links a{color:var(--c-text-3);}
.fb-links a:hover{color:var(--c-primary);}

/* ============ 入场动效 ============ */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity 520ms var(--ease),transform 520ms 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;}
  html{scroll-behavior:auto;}
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  :root{--shell:1000px;}
  .layout{grid-template-columns:230px 1fr;gap:38px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:38px;}
  .footer-grid .footer-col:last-child{grid-column:1 / -1;}
}

@media (max-width:991.98px){
  body{font-size:16px;}
  .nav-menu{display:none;}
  .menu-toggle{display:block;}
  .header-inner{height:66px;}
  .page-hero{padding:56px 0 48px;}
  .hero-inner{grid-template-columns:1fr;gap:30px;}
  .hero-sub{max-width:none;}
  .main-wrap{padding:52px 0 66px;}
  .layout{grid-template-columns:1fr;gap:32px;}
  .side-nav{
    position:static;
    padding:16px;
    border-radius:var(--r-md);
  }
  .side-nav ul{
    flex-direction:row;
    overflow-x:auto;
    gap:8px;
    padding-bottom:4px;
    -webkit-overflow-scrolling:touch;
  }
  .side-nav ul::-webkit-scrollbar{height:0;}
  .side-nav li{flex:0 0 auto;}
  .side-nav a{
    min-height:40px;
    white-space:nowrap;
    border:1px solid var(--c-line);
  }
  .side-nav .side-cta{display:none;}
  .channel-grid{grid-template-columns:1fr 1fr;}
  .apply-card{grid-template-columns:1fr;}
  .apply-media{min-height:220px;order:-1;}
  .apply-media::after{background:linear-gradient(180deg,rgba(6,19,23,.2),rgba(6,19,23,.7));}
  .metric-strip{grid-template-columns:repeat(2,1fr);gap:20px;margin-top:38px;}
  .cta-band{padding:34px 26px 24px;margin-top:52px;}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .footer-grid .footer-col:last-child{grid-column:1 / -1;}
}

@media (max-width:767.98px){
  .shell{padding:0 18px;}
  .topbar-left span{max-width:190px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .topbar-right .tb-link:first-child{display:none;}
  .block-head{gap:12px;}
  .block-num{width:36px;height:36px;border-radius:12px;font-size:13px;}
  .channel-grid{grid-template-columns:1fr;}
  .faq-wrap{padding:6px 18px;}
  .faq-acc .accordion-button{font-size:15.5px;padding-right:38px;}
  .faq-acc .accordion-body{padding-right:16px;font-size:15px;}
  .apply-copy{padding:28px 22px;}
  .cta-actions .btn-main,.cta-actions .btn-line{width:100%;}
}

@media (max-width:575.98px){
  body{font-size:15.5px;line-height:1.8;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn-main,.hero-actions .btn-line{width:100%;}
  .metric-strip{grid-template-columns:1fr 1fr;}
  .step-list li{padding:18px 18px 18px 56px;}
  .step-list li::before{left:18px;top:18px;}
  .content-block{padding-bottom:34px;margin-bottom:34px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .modal-dialog{margin:0;align-items:flex-end;min-height:100%;}
  .modal-content{border-radius:22px 22px 0 0;border-bottom:0;}
}