/* roulang page: index */
/* ===================== 设计变量 ===================== */
:root{
  --navy:#0E2A4A;
  --blue:#144C8C;
  --ink:#1E6FD9;
  --soft:#E3EEFB;
  --soft-2:#F0F6FE;
  --accent:#FF7A2F;
  --neon:#22D3EE;
  --ok:#12B886;
  --bg:#F6F9FD;
  --card:#FFFFFF;
  --line:#E4EBF3;
  --t1:#132033;
  --t2:#5A6C82;
  --t3:#8C9AAC;
  --r-hero:24px;
  --r-card:18px;
  --r-media:20px;
  --r-btn:999px;
  --r-sm:12px;
  --sh-1:0 1px 2px rgba(19,32,51,.04),0 10px 24px rgba(20,76,140,.07);
  --sh-2:0 6px 14px rgba(19,32,51,.06),0 18px 40px rgba(20,76,140,.12);
  --tr:220ms ease-out;
  --container:1200px;
}
/* ===================== 基础重置 ===================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--ink);text-decoration:none;transition:color var(--tr),background-color var(--tr),border-color var(--tr),transform var(--tr),box-shadow var(--tr);}
a:hover{color:var(--blue);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,textarea,select{font-family:inherit;font-size:15px;}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,111,217,.18);border-radius:6px;}
.container{width:100%;max-width:var(--container);padding-left:24px;padding-right:24px;margin:0 auto;}
@media (max-width:1199.98px){.container{max-width:96%;}}
@media (max-width:575.98px){.container{padding-left:16px;padding-right:16px;width:100%;max-width:100%;}}
.section{padding:96px 0;}
@media (max-width:767.98px){.section{padding:56px 0;}}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--ink);
  background:var(--soft);border-radius:var(--r-btn);
  padding:6px 14px;font-weight:600;margin-bottom:16px;
}
.section-head h2{
  font-size:32px;line-height:1.3;font-weight:800;color:var(--navy);letter-spacing:-.01em;
}
.section-head p{margin-top:14px;color:var(--t2);font-size:16px;line-height:1.8;}
@media (max-width:767.98px){
  .section-head h2{font-size:24px;line-height:1.35;}
  .section-head{margin-bottom:32px;}
}
/* ===================== 顶部活动条 ===================== */
.top-strip{
  background:linear-gradient(90deg,#0B1F3A 0%,#12457F 55%,#0B1F3A 100%);
  color:#D7E6F8;min-height:36px;
}
.strip-inner{display:flex;align-items:center;gap:18px;min-height:36px;flex-wrap:wrap;padding-top:4px;padding-bottom:4px;}
.strip-badge{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;font-weight:600;color:#EAF4FF;
  background:rgba(34,211,238,.14);border:1px solid rgba(34,211,238,.45);
  border-radius:var(--r-btn);padding:3px 11px;white-space:nowrap;
}
.dot-live{width:7px;height:7px;border-radius:50%;background:var(--ok);display:inline-block;box-shadow:0 0 0 3px rgba(18,184,134,.22);}
.strip-text{font-size:13px;color:#B9CDE5;margin:0;flex:1;min-width:180px;}
.strip-count{display:flex;align-items:center;gap:10px;font-size:12px;color:#9FB6D0;white-space:nowrap;}
.countdown{
  font-weight:700;font-size:15px;color:#FFFFFF;letter-spacing:.06em;
  font-variant-numeric:tabular-nums;display:inline-block;
  transition:transform 120ms ease-out;color:#7FE3F5;
}
.countdown.tick{transform:scale(1.06);}
@media (max-width:767.98px){
  .strip-text{display:none;}
  .strip-inner{justify-content:space-between;gap:10px;}
}
/* ===================== 导航 ===================== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--tr),background-color var(--tr);
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(20,76,140,.09);}
.nav-wrap{display:flex;align-items:center;gap:22px;height:72px;}
.site-header.is-stuck .nav-wrap{height:60px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,var(--blue),var(--ink));
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px;
  box-shadow:0 6px 16px rgba(30,111,217,.32);
}
.brand-text{font-size:18px;font-weight:800;color:var(--navy);letter-spacing:-.01em;line-height:1.15;display:flex;flex-direction:column;}
.brand-text small{font-size:11px;font-weight:500;color:var(--t3);letter-spacing:.06em;margin-top:2px;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:14px;flex:1;min-width:0;}
.nav-link{
  position:relative;font-size:15px;color:var(--t2);font-weight:500;
  padding:8px 12px;border-radius:10px;white-space:nowrap;
}
.nav-link:hover{color:var(--blue);background:var(--soft-2);}
.nav-link.active{color:var(--blue);font-weight:700;}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--ink),var(--neon));
}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;margin-left:auto;}
.status-chip{
  display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--blue);
  background:var(--soft);border-radius:var(--r-btn);padding:6px 12px;font-weight:600;white-space:nowrap;
}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(135deg,var(--ink),var(--blue));
  color:#fff;font-weight:700;font-size:15px;padding:11px 22px;border-radius:var(--r-btn);
  box-shadow:0 8px 20px rgba(30,111,217,.28);border:1px solid transparent;
}
.btn-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-cta.small{padding:9px 18px;font-size:14px;}
.nav-toggle{
  width:42px;height:42px;border-radius:12px;background:var(--soft);color:var(--blue);
  display:none;align-items:center;justify-content:center;font-size:17px;
  border:1px solid rgba(30,111,217,.18);
}
@media (max-width:1199.98px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .status-chip{display:none;}
}
@media (max-width:575.98px){
  .brand-text small{display:none;}
  .brand-text{font-size:16px;}
  .btn-cta.small{padding:9px 14px;font-size:13px;}
  .nav-wrap{gap:12px;}
}
/* 移动抽屉 */
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(11,31,58,.45);opacity:0;visibility:hidden;
  transition:opacity var(--tr),visibility var(--tr);z-index:1090;
}
.drawer-backdrop.open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(360px,88vw);z-index:1100;
  background:#0B1F3A;color:#D7E6F8;padding:26px 22px 32px;
  transform:translateX(102%);transition:transform 260ms ease-out;
  overflow-y:auto;display:flex;flex-direction:column;gap:22px;
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-brand{font-size:16px;font-weight:800;color:#fff;}
.drawer-close{color:#9FB6D0;font-size:19px;width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.07);display:flex;align-items:center;justify-content:center;}
.drawer-list{display:flex;flex-direction:column;gap:4px;}
.drawer-list a{
  color:#C9D6E6;font-size:15px;padding:12px 14px;border-radius:12px;font-weight:500;
  display:flex;align-items:center;justify-content:space-between;
}
.drawer-list a:hover{background:rgba(255,255,255,.07);color:#fff;}
.drawer-list a.active{background:rgba(34,211,238,.13);color:#fff;font-weight:700;}
.drawer-timer{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  border-radius:16px;padding:16px 18px;
}
.drawer-timer span{display:block;font-size:12px;color:#9FB6D0;margin-bottom:6px;}
.drawer-timer strong{font-size:22px;color:#7FE3F5;font-weight:700;letter-spacing:.06em;}
.drawer-cta{display:flex;flex-direction:column;gap:10px;margin-top:auto;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:#fff;color:var(--blue);border:1px solid rgba(30,111,217,.28);
  font-weight:700;font-size:15px;padding:11px 22px;border-radius:var(--r-btn);
}
.btn-ghost:hover{color:var(--blue);border-color:var(--ink);background:var(--soft-2);transform:translateY(-2px);}
.btn-ghost.on-dark{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.28);}
.btn-ghost.on-dark:hover{background:rgba(255,255,255,.16);color:#fff;}
/* ===================== Hero ===================== */
.hero{
  position:relative;
  padding:72px 0 88px;
  background-image:linear-gradient(180deg,rgba(246,249,253,.93) 0%,rgba(246,249,253,.98) 62%,#F6F9FD 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-180px;top:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,238,.16),rgba(34,211,238,0) 68%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 400px;gap:56px;align-items:center;position:relative;z-index:2;}
.hero-copy h1{
  font-size:44px;line-height:1.2;font-weight:800;color:var(--navy);letter-spacing:-.015em;
}
.hero-sub{margin-top:16px;font-size:18px;color:var(--blue);font-weight:600;}
.hero-desc{margin-top:18px;color:var(--t2);font-size:16px;line-height:1.85;max-width:600px;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-trust{display:flex;flex-wrap:wrap;gap:12px 26px;margin-top:30px;}
.hero-trust li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--t2);font-weight:500;}
.hero-trust i{color:var(--ink);font-size:15px;}
.hero-media{position:relative;display:flex;justify-content:center;}
.phone-frame{
  position:relative;width:340px;aspect-ratio:9/16;border-radius:var(--r-hero);
  overflow:hidden;background:var(--soft);box-shadow:var(--sh-2);
  border:6px solid #fff;
}
.phone-frame img{width:100%;height:100%;object-fit:cover;}
.phone-frame::after{
  content:"";position:absolute;inset:auto 0 0 0;height:46%;
  background:linear-gradient(180deg,rgba(14,42,74,0) 0%,rgba(14,42,74,.86) 100%);
}
.media-index{
  position:absolute;top:14px;left:14px;z-index:3;
  background:var(--accent);color:#fff;font-weight:700;font-size:13px;
  border-radius:var(--r-btn);padding:4px 12px;letter-spacing:.06em;
}
.media-status{
  position:absolute;top:14px;right:14px;z-index:3;
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.92);color:var(--blue);
  font-size:12px;font-weight:700;border-radius:var(--r-btn);padding:4px 11px;
}
.media-caption{
  position:absolute;left:18px;right:18px;bottom:18px;z-index:3;color:#fff;
}
.media-caption strong{display:block;font-size:16px;font-weight:700;line-height:1.5;}
.media-caption span{display:block;font-size:12.5px;color:#C9D6E6;margin-top:4px;}
.hero-float-card{
  position:absolute;left:-14px;bottom:56px;z-index:4;
  background:#fff;border-radius:16px;box-shadow:var(--sh-2);
  padding:14px 18px;min-width:170px;border:1px solid var(--line);
}
.hero-float-card b{display:block;font-size:24px;color:var(--navy);font-weight:800;line-height:1.2;}
.hero-float-card span{font-size:12.5px;color:var(--t3);}
@media (max-width:1199.98px){
  .hero-grid{grid-template-columns:minmax(0,1fr) 340px;gap:36px;}
  .hero-copy h1{font-size:36px;}
}
@media (max-width:991.98px){
  .hero{padding:48px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-media{order:-1;}
  .phone-frame{width:min(330px,72vw);aspect-ratio:4/5;}
  .hero-float-card{left:auto;right:8px;bottom:20px;}
}
@media (max-width:767.98px){
  .hero-copy h1{font-size:30px;line-height:1.3;}
  .hero-sub{font-size:16px;}
  .hero-btns .btn-cta,.hero-btns .btn-ghost{flex:1 1 100%;}
}
/* ===================== 数据条 ===================== */
.stat-bar{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:26px 10px;margin-top:-52px;position:relative;z-index:5;
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;text-align:center;}
.stat-item b{display:block;font-size:28px;font-weight:800;color:var(--navy);line-height:1.2;}
.stat-item b em{font-style:normal;font-size:15px;color:var(--ink);margin-left:2px;}
.stat-item span{font-size:13.5px;color:var(--t2);}
@media (max-width:767.98px){
  .stat-bar{margin-top:-36px;padding:20px 8px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:20px 8px;}
  .stat-item b{font-size:22px;}
}
/* ===================== 片段卡带 ===================== */
.clip-section{background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);}
.clip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.clip-card{
  display:block;background:#fff;border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);color:inherit;
}
.clip-card:hover{color:inherit;transform:translateY(-4px);box-shadow:var(--sh-2);}
.clip-thumb{position:relative;aspect-ratio:3/4;background:var(--soft);overflow:hidden;}
.clip-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 260ms ease-out;}
.clip-card:hover .clip-thumb img{transform:scale(1.08);}
.clip-num{
  position:absolute;top:12px;left:12px;z-index:3;background:var(--accent);color:#fff;
  font-size:12.5px;font-weight:700;border-radius:var(--r-btn);padding:3px 11px;letter-spacing:.06em;
}
.clip-time{
  position:absolute;top:12px;right:12px;z-index:3;background:rgba(11,31,58,.72);color:#fff;
  font-size:12px;font-weight:600;border-radius:var(--r-btn);padding:3px 10px;
}
.clip-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;
  width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.9);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-size:17px;
  transition:transform 220ms ease-out;
}
.clip-card:hover .clip-play{transform:translate(-50%,-50%) scale(1.08);}
.clip-body{padding:18px 20px 20px;}
.clip-body h3{font-size:18px;font-weight:700;color:var(--navy);line-height:1.4;}
.clip-body p{font-size:14px;color:var(--t2);margin-top:8px;line-height:1.7;}
.clip-meta{display:flex;align-items:center;justify-content:space-between;margin-top:14px;padding-top:12px;border-top:1px solid var(--line);}
.clip-meta span{font-size:12.5px;color:var(--t3);}
.tag{
  display:inline-block;font-size:12px;font-weight:600;color:var(--blue);
  background:var(--soft);border-radius:var(--r-btn);padding:3px 11px;
}
@media (max-width:991.98px){
  .clip-grid{grid-template-columns:repeat(2,1fr);gap:18px;}
}
@media (max-width:575.98px){
  .clip-grid{
    display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;
    padding-bottom:8px;margin:0 -16px;padding-left:16px;padding-right:16px;
    scrollbar-width:none;
  }
  .clip-grid::-webkit-scrollbar{display:none;}
  .clip-card{flex:0 0 78%;scroll-snap-align:start;}
}
/* ===================== 双列图文 ===================== */
.split-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.split-media{border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-2);aspect-ratio:16/11;background:var(--soft);}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-copy h2{font-size:32px;line-height:1.3;font-weight:800;color:var(--navy);}
.split-copy p{margin-top:16px;color:var(--t2);line-height:1.85;}
.split-list{margin-top:26px;display:grid;gap:16px;}
.split-list li{display:flex;gap:14px;align-items:flex-start;}
.split-list i{
  width:34px;height:34px;border-radius:11px;background:var(--soft);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;
}
.split-list b{display:block;font-size:15.5px;color:var(--navy);font-weight:700;}
.split-list span{font-size:14px;color:var(--t2);}
@media (max-width:991.98px){
  .split-grid{grid-template-columns:1fr;gap:32px;}
  .split-copy h2{font-size:26px;}
}
/* ===================== 种草清单 ===================== */
.list-section{background:#fff;}
.pick-list{border-top:1px solid var(--line);}
.pick-row{
  display:flex;gap:26px;align-items:flex-start;
  padding:26px 20px 26px 22px;border-bottom:1px solid var(--line);
  position:relative;transition:background-color var(--tr);
}
.pick-row::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;border-radius:3px;
  background:var(--ink);transform:scaleY(0);transform-origin:center;transition:transform var(--tr);
}
.pick-row:hover{background:var(--soft-2);}
.pick-row:hover::before{transform:scaleY(1);}
.pick-num{
  font-size:32px;font-weight:800;color:rgba(30,111,217,.3);line-height:1;
  flex-shrink:0;width:56px;letter-spacing:-.02em;
}
.pick-main{flex:1;min-width:0;}
.pick-main h3{font-size:20px;font-weight:700;color:var(--navy);line-height:1.4;}
.pick-main p{margin-top:8px;font-size:14.5px;color:var(--t2);line-height:1.75;}
.pick-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.pick-go{
  align-self:center;flex-shrink:0;font-size:14px;font-weight:700;color:var(--ink);
  display:inline-flex;align-items:center;gap:7px;white-space:nowrap;
}
.pick-row:hover .pick-go{color:var(--blue);}
@media (max-width:767.98px){
  .pick-row{gap:16px;padding:22px 6px;}
  .pick-num{font-size:24px;width:38px;}
  .pick-main h3{font-size:17.5px;}
  .pick-go{display:none;}
}
/* ===================== 最新信息 ===================== */
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 22px 20px;box-shadow:var(--sh-1);color:inherit;
}
.news-card:hover{color:inherit;transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(30,111,217,.3);}
.news-tag{
  align-self:flex-start;font-size:12px;font-weight:600;color:var(--blue);
  background:var(--soft);border-radius:var(--r-btn);padding:4px 12px;margin-bottom:14px;
}
.news-title{font-size:18px;font-weight:700;color:var(--navy);line-height:1.5;}
.news-summary{
  margin-top:10px;font-size:14px;color:var(--t2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);font-size:12.5px;color:var(--t3);
}
.news-more{color:var(--ink);font-weight:700;display:inline-flex;align-items:center;gap:6px;}
.news-empty{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:52px 24px;text-align:center;color:var(--t3);font-size:15px;
}
.news-empty i{display:block;font-size:26px;color:var(--ink);opacity:.5;margin-bottom:12px;}
/* ===================== 口碑条 ===================== */
.voice-section{background:linear-gradient(180deg,var(--bg) 0%,#FFFFFF 100%);}
.voice-track{
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(280px,320px);
  gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 4px 18px;
  scrollbar-width:none;
}
.voice-track::-webkit-scrollbar{display:none;}
.voice-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 22px;scroll-snap-align:start;
}
.voice-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;background:linear-gradient(140deg,var(--soft),#CFE2FA);
  color:var(--blue);font-weight:700;font-size:14px;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.voice-name{font-size:14.5px;font-weight:700;color:var(--navy);}
.voice-time{font-size:12px;color:var(--t3);}
.voice-text{margin-top:14px;font-size:14px;color:var(--t2);line-height:1.8;}
.voice-badge{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:12px;font-weight:600;color:var(--ok);background:rgba(18,184,134,.1);
  border-radius:var(--r-btn);padding:4px 11px;
}
/* ===================== FAQ ===================== */
.faq-acc{border-top:1px solid var(--line);}
.faq-acc .accordion-item{
  border:0;border-bottom:1px solid var(--line);background:transparent;border-radius:0;
}
.faq-acc .accordion-header{margin:0;}
.faq-acc .accordion-button{
  background:transparent;box-shadow:none;border:0;border-radius:0;
  padding:24px 8px;font-size:18px;font-weight:700;color:var(--navy);
  display:flex;align-items:center;gap:16px;width:100%;
}
.faq-acc .accordion-button:not(.collapsed){background:var(--soft-2);color:var(--blue);}
.faq-acc .accordion-button::after{display:none;}
.faq-num{
  width:34px;height:34px;border-radius:50%;background:var(--soft);color:var(--ink);
  font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.faq-acc .accordion-button:not(.collapsed) .faq-num{background:var(--ink);color:#fff;}
.faq-icon{margin-left:auto;font-size:14px;color:var(--t3);transition:transform var(--tr),color var(--tr);}
.faq-acc .accordion-button:not(.collapsed) .faq-icon{transform:rotate(90deg);color:var(--ink);}
.faq-acc .accordion-body{
  padding:0 8px 26px 58px;font-size:15px;color:var(--t2);line-height:1.85;
}
@media (max-width:767.98px){
  .faq-acc .accordion-button{font-size:16px;padding:20px 4px;gap:12px;}
  .faq-acc .accordion-body{padding:0 4px 22px 50px;font-size:14.5px;}
}
/* ===================== CTA 行动区 ===================== */
.cta-section{padding:0 0 96px;}
.cta-panel{
  position:relative;border-radius:var(--r-hero);overflow:hidden;
  background:#0B1F3A;
  background-image:linear-gradient(120deg,rgba(11,31,58,.95) 0%,rgba(18,69,127,.9) 55%,rgba(11,31,58,.96) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:56px 52px;
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:40px;align-items:center;
  box-shadow:var(--sh-2);
}
.cta-panel::after{
  content:"";position:absolute;right:-120px;bottom:-140px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,238,.24),rgba(34,211,238,0) 70%);pointer-events:none;
}
.cta-copy{position:relative;z-index:2;}
.cta-copy h2{font-size:32px;line-height:1.3;font-weight:800;color:#fff;}
.cta-copy p{margin-top:14px;color:#B9CDE5;font-size:15.5px;line-height:1.85;max-width:620px;}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:14px;min-width:250px;}
.cta-timer{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  border-radius:16px;padding:14px 20px;text-align:center;
}
.cta-timer span{display:block;font-size:12px;color:#9FB6D0;margin-bottom:4px;}
.cta-timer strong{font-size:24px;color:#7FE3F5;font-weight:700;letter-spacing:.06em;}
@media (max-width:991.98px){
  .cta-panel{grid-template-columns:1fr;padding:40px 26px;gap:28px;}
  .cta-copy h2{font-size:24px;}
  .cta-actions{min-width:0;}
}
@media (max-width:767.98px){
  .cta-section{padding:0 0 56px;}
}
/* ===================== 页脚 ===================== */
.site-footer{background:var(--navy);color:#C9D6E6;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:44px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .brand-mark{background:linear-gradient(140deg,#1E6FD9,#22D3EE);box-shadow:none;}
.footer-brand strong{color:#fff;font-size:18px;font-weight:800;}
.footer-about{font-size:14px;line-height:1.85;color:#9FB6D0;max-width:330px;}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:#C9D6E6;text-decoration:none;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-col p{font-size:14px;color:#9FB6D0;line-height:1.85;}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#8FA6C0;
}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .footer-about{max-width:none;}
}
@media (max-width:575.98px){
  .site-footer{padding:48px 0 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{margin-top:34px;}
}
/* ===================== 移动端吸底 CTA ===================== */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:900;
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  box-shadow:0 -8px 24px rgba(19,32,51,.08);
}
.mobile-cta-inner{display:flex;align-items:center;gap:10px;}
.mobile-cta-inner .btn-cta{flex:1;padding:11px 12px;font-size:14.5px;}
.mobile-cta-inner .btn-ghost{flex:0 0 auto;padding:11px 16px;font-size:14.5px;}
.mobile-cta small{display:block;text-align:center;font-size:11.5px;color:var(--t3);margin-top:7px;}
@media (max-width:767.98px){
  .mobile-cta{display:block;}
  body{padding-bottom:88px;}
}

/* roulang page: article */
/* ============ 设计变量 ============ */
:root{
  --navy:#0E2A4A;
  --blue:#144C8C;
  --blue-ink:#1E6FD9;
  --blue-soft:#E3EEFB;
  --orange:#FF7A2F;
  --green:#12B886;
  --bg:#F6F9FD;
  --surface:#FFFFFF;
  --line:#E4EBF3;
  --text:#132033;
  --text-2:#5A6C82;
  --text-3:#8C9AAC;
  --r-hero:24px;
  --r-card:18px;
  --r-btn:999px;
  --r-sm:12px;
  --sh-1:0 1px 2px rgba(19,32,51,.04), 0 10px 24px rgba(20,76,140,.07);
  --sh-2:0 6px 14px rgba(19,32,51,.06), 0 18px 40px rgba(20,76,140,.12);
  --ease:180ms ease-out;
  --gap:24px;
}
/* ============ 基础 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:var(--blue-ink);text-decoration:none;transition:color var(--ease),background var(--ease);}
a:hover{color:var(--blue);}
h1,h2,h3,h4{margin:0;color:var(--navy);font-weight:800;letter-spacing:-.01em;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--blue-ink);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,111,217,.18);border-radius:8px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (max-width:1199px){.container{width:96%;}}
/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),height var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 20px rgba(14,42,74,.08);}
.nav-wrap{display:flex;align-items:center;gap:20px;height:72px;}
.site-header.is-stuck .nav-wrap{height:60px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--blue) 0%,var(--blue-ink) 100%);
  color:#fff;font-size:18px;box-shadow:0 6px 14px rgba(20,76,140,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;color:var(--navy);font-weight:800;font-size:17px;}
.brand-text small{font-weight:500;font-size:11px;color:var(--text-3);letter-spacing:.02em;margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;padding:9px 13px;border-radius:10px;font-size:15px;
  color:var(--text-2);white-space:nowrap;
}
.nav-link:hover{color:var(--blue-ink);background:var(--blue-soft);}
.nav-link.active{color:var(--blue);font-weight:700;}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:3px;border-radius:3px;background:var(--blue-ink);
}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:8px;}
.status-chip{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-btn);
  background:var(--blue-soft);color:var(--blue);font-size:12px;font-weight:600;white-space:nowrap;
}
.dot-live{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 3px rgba(18,184,134,.18);}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--r-btn);border:0;cursor:pointer;
  background:var(--blue-ink);color:#fff;font-weight:700;font-size:15px;
  box-shadow:0 8px 20px rgba(30,111,217,.26);transition:transform var(--ease),box-shadow var(--ease),background var(--ease);
}
.btn-cta:hover{color:#fff;background:var(--blue);transform:translateY(-2px);box-shadow:0 12px 26px rgba(20,76,140,.3);}
.btn-cta.small{padding:9px 18px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--r-btn);cursor:pointer;font-weight:700;font-size:15px;
  background:#fff;color:var(--blue);border:1px solid #C9DCF3;transition:all var(--ease);
}
.btn-ghost:hover{border-color:var(--blue-ink);color:var(--blue-ink);background:var(--blue-soft);transform:translateY(-2px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--navy);font-size:17px;cursor:pointer;
}
/* ============ 文章头 ============ */
.article-hero{
  position:relative;padding:44px 0 40px;color:#fff;
  background:
    linear-gradient(115deg,rgba(14,42,74,.94) 0%,rgba(20,76,140,.88) 58%,rgba(30,111,217,.78) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.article-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;background:rgba(255,255,255,.16);
}
.breadcrumb-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#C9D6E6;margin-bottom:18px;}
.breadcrumb-nav a{color:#DCE7F5;}
.breadcrumb-nav a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.breadcrumb-nav .sep{color:rgba(220,231,245,.5);}
.breadcrumb-nav .current{color:#9FB4CE;}
.article-title{
  color:#fff;font-size:38px;line-height:1.28;max-width:900px;margin-bottom:18px;
}
.meta-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:14px;color:#C9D6E6;}
.meta-chip{
  display:inline-flex;align-items:center;gap:7px;padding:6px 14px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);color:#EAF2FB;font-size:13px;
}
.meta-chip.accent{background:rgba(255,122,47,.16);border-color:rgba(255,122,47,.4);color:#FFD9C2;}
/* ============ 布局 ============ */
.page-main{padding:56px 0 80px;}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start;}
@media (max-width:1023px){.layout{grid-template-columns:1fr;}}
.panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:36px 40px;
}
@media (max-width:767px){.panel{padding:26px 20px;}}
/* ============ 正文排版 ============ */
.article-body{max-width:780px;font-size:16px;line-height:1.85;color:var(--text);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.1em;}
.article-body h2{
  position:relative;font-size:25px;line-height:1.35;margin:2em 0 .8em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;width:4px;height:1.05em;border-radius:3px;background:var(--blue-ink);
}
.article-body h3{font-size:19px;line-height:1.45;margin:1.7em 0 .6em;color:var(--blue);}
.article-body h4{font-size:17px;margin:1.5em 0 .5em;color:var(--navy);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:.5em;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--blue-ink);opacity:.75;
}
.article-body ol{counter-reset:c;}
.article-body ol li{position:relative;padding-left:32px;margin-bottom:.6em;counter-increment:c;}
.article-body ol li::before{
  content:counter(c);position:absolute;left:0;top:.05em;width:22px;height:22px;border-radius:50%;
  background:var(--blue-soft);color:var(--blue);font-size:12px;font-weight:800;
  display:grid;place-items:center;line-height:1;
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--blue-soft);
  border-left:3px solid var(--blue-ink);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--blue);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:14px;box-shadow:var(--sh-1);margin:1.4em 0;}
.article-body a{font-weight:600;border-bottom:1px solid rgba(30,111,217,.35);}
.article-body a:hover{border-bottom-color:var(--blue);}
.article-body table{
  display:block;width:100%;overflow-x:auto;margin:1.5em 0;border-collapse:collapse;
  border:1px solid var(--line);border-radius:var(--r-sm);font-size:15px;
}
.article-body th{
  background:var(--blue-soft);color:var(--blue);font-weight:700;text-align:left;padding:12px 14px;white-space:nowrap;
}
.article-body td{padding:12px 14px;border-top:1px solid var(--line);color:var(--text-2);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}
.article-body strong{color:var(--navy);}
/* ============ 标签与返回 ============ */
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:34px;padding-top:22px;border-top:1px solid var(--line);}
.tag-pill{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--r-btn);
  background:var(--blue-soft);color:var(--blue);font-size:12px;font-weight:600;
}
.back-row{margin-top:24px;display:flex;flex-wrap:wrap;gap:12px;}
/* ============ 空态 ============ */
.empty-state{padding:52px 20px;text-align:center;color:var(--text-2);}
.empty-state .empty-icon{
  width:64px;height:64px;margin:0 auto 18px;border-radius:20px;display:grid;place-items:center;
  background:var(--blue-soft);color:var(--blue-ink);font-size:26px;
}
.empty-state h2{font-size:21px;margin-bottom:10px;}
.empty-state p{margin-bottom:20px;font-size:15px;}
/* ============ 侧栏 ============ */
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:22px;margin-bottom:22px;
}
.side-card h3{font-size:17px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--blue-ink);font-size:15px;}
.side-list li{border-bottom:1px dashed var(--line);padding:11px 0;}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list a{display:flex;gap:10px;font-size:14px;color:var(--text-2);font-weight:500;}
.side-list a:hover{color:var(--blue-ink);}
.side-list .num{
  flex:0 0 auto;width:22px;height:22px;border-radius:7px;background:var(--blue-soft);color:var(--blue);
  font-size:11px;font-weight:800;display:grid;place-items:center;margin-top:2px;
}
.status-panel{
  background:linear-gradient(140deg,var(--navy) 0%,var(--blue) 100%);
  border-radius:var(--r-card);padding:24px;color:#fff;box-shadow:var(--sh-2);
}
.status-panel h3{color:#fff;font-size:17px;margin-bottom:10px;}
.status-panel p{color:#C9D6E6;font-size:14px;line-height:1.7;margin-bottom:16px;}
.status-panel .status-line{
  display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#DCE7F5;
  padding:9px 0;border-bottom:1px solid rgba(255,255,255,.14);
}
.status-panel .status-line:last-of-type{border-bottom:0;}
.status-panel .status-line strong{color:#fff;font-weight:700;}
.status-panel .btn-cta{width:100%;margin-top:16px;background:#fff;color:var(--blue);box-shadow:none;}
.status-panel .btn-cta:hover{background:#EAF2FB;color:var(--blue);}
/* ============ 相关推荐 ============ */
.related{padding:72px 0 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.section-head h2{font-size:30px;}
.section-head p{margin:6px 0 0;color:var(--text-2);font-size:15px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap);}
@media (max-width:991px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575px){.card-grid{grid-template-columns:1fr;}}
.rel-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rel-thumb{position:relative;aspect-ratio:16/10;background:var(--blue-soft);overflow:hidden;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 260ms ease-out;}
.rel-card:hover .rel-thumb img{transform:scale(1.05);}
.rel-badge{
  position:absolute;left:12px;top:12px;padding:5px 12px;border-radius:var(--r-btn);
  background:rgba(14,42,74,.82);color:#fff;font-size:12px;font-weight:600;backdrop-filter:blur(4px);
}
.rel-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body h3{font-size:17px;line-height:1.5;}
.rel-body p{font-size:14px;color:var(--text-2);margin:0;flex:1;}
.rel-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-3);}
.rel-meta .tag{background:var(--blue-soft);color:var(--blue);padding:4px 10px;border-radius:var(--r-btn);font-weight:600;}
/* ============ CTA ============ */
.cta-band{margin-top:72px;}
.cta-inner{
  background:linear-gradient(120deg,var(--navy) 0%,var(--blue) 62%,var(--blue-ink) 100%);
  border-radius:var(--r-hero);padding:48px;color:#fff;
  display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;
  box-shadow:var(--sh-2);
}
.cta-inner h2{color:#fff;font-size:29px;margin-bottom:12px;}
.cta-inner p{color:#C9D6E6;font-size:15px;margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}
.btn-white{
  display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:var(--r-btn);
  background:#fff;color:var(--blue);font-weight:700;font-size:15px;transition:all var(--ease);
}
.btn-white:hover{color:var(--blue);background:#EAF2FB;transform:translateY(-2px);}
.btn-outline-white{
  display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:var(--r-btn);
  background:transparent;border:1px solid rgba(255,255,255,.4);color:#fff;font-weight:700;font-size:15px;transition:all var(--ease);
}
.btn-outline-white:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
@media (max-width:767px){.cta-inner{grid-template-columns:1fr;padding:32px 22px;}.cta-actions{justify-content:flex-start;}}
/* ============ 页脚 ============ */
.site-footer{background:var(--navy);color:#C9D6E6;padding:60px 0 0;margin-top:80px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:32px;}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:575px){.footer-grid{grid-template-columns:1fr;}}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);box-shadow:none;}
.footer-brand strong{color:#fff;font-size:17px;}
.footer-about{font-size:14px;line-height:1.8;color:#9FB4CE;margin:0;}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:14px;}
.footer-col p{font-size:13px;line-height:1.8;color:#9FB4CE;margin:0;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{color:#C9D6E6;font-size:14px;}
.footer-col ul a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#8C9AAC;
}
/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-title{font-size:33px;}
}
@media (max-width:991px){
  .nav-links{
    position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border-bottom:1px solid var(--line);padding:14px 20px 20px;
    box-shadow:0 18px 32px rgba(14,42,74,.12);display:none;
  }
  .site-header.nav-open .nav-links{display:flex;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-actions .status-chip,.nav-actions .btn-cta.small{display:none;}
  .nav-wrap{gap:12px;}
  .nav-link{padding:12px 14px;border-radius:12px;font-size:15px;}
  .nav-link.active{background:var(--blue-soft);}
  .nav-link.active::after{display:none;}
}
@media (max-width:767px){
  .article-hero{padding:32px 0 30px;}
  .article-title{font-size:26px;}
  .page-main{padding:36px 0 60px;}
  .related{padding:52px 0 0;}
  .section-head h2{font-size:23px;}
  .cta-band{margin-top:52px;}
  .cta-inner h2{font-size:22px;}
  .site-footer{padding-top:44px;margin-top:56px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text small{display:none;}
  .article-title{font-size:23px;}
  .meta-chip{font-size:12px;padding:5px 11px;}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --brand-deep:#0E2A4A;
  --brand:#144C8C;
  --interactive:#1E6FD9;
  --light-blue:#E3EEFB;
  --accent:#FF7A2F;
  --green:#12B886;
  --bg:#F6F9FD;
  --card:#FFFFFF;
  --line:#E4EBF3;
  --text:#132033;
  --muted:#5A6C82;
  --faint:#8C9AAC;
  --radius-hero:24px;
  --radius-card:18px;
  --radius-media:20px;
  --radius-sm:12px;
  --shadow-1:0 1px 2px rgba(19,32,51,.04),0 10px 24px rgba(20,76,140,.07);
  --shadow-2:0 6px 14px rgba(19,32,51,.06),0 18px 40px rgba(20,76,140,.12);
  --ease:180ms ease-out;
  --section-gap:96px;
  --container:1200px;
}
/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:120px;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--interactive);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand);}
h1,h2,h3,h4{margin:0;color:var(--brand-deep);font-weight:800;letter-spacing:.2px;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--interactive);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,111,217,.18);border-radius:6px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ============ 容器 ============ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
@media (min-width:992px) and (max-width:1199px){.container{width:96%;}}

/* ============ 顶部活动条 ============ */
.top-bar{
  background:linear-gradient(90deg,var(--brand-deep),var(--brand) 68%,#1b5aa5);
  color:#DCE8F8;font-size:13px;height:34px;display:flex;align-items:center;
}
.top-bar .container{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:nowrap;overflow:hidden;}
.top-bar .tb-badge{
  display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.14);
  border-radius:999px;padding:2px 10px;font-size:12px;white-space:nowrap;
}
.top-bar .tb-count{color:#FFD3B6;font-weight:700;}
.top-bar .tb-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),height var(--ease);
}
.site-header.scrolled{box-shadow:0 8px 24px rgba(20,76,140,.10);}
.nav-wrap{display:flex;align-items:center;gap:22px;height:72px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand) 0%,var(--interactive) 100%);
  color:#fff;font-size:18px;box-shadow:0 8px 18px rgba(20,76,140,.25);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;font-weight:800;color:var(--brand-deep);font-size:17px;}
.brand-text small{font-size:11px;font-weight:400;color:var(--faint);letter-spacing:.4px;margin-top:2px;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1;}
.nav-link{
  position:relative;padding:9px 13px;border-radius:10px;font-size:15px;color:var(--muted);
  font-weight:500;white-space:nowrap;transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--interactive);background:var(--light-blue);}
.nav-link.active{color:var(--brand);font-weight:700;}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:3px;
  border-radius:3px;background:var(--interactive);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.status-chip{
  display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--brand);
  background:var(--light-blue);border-radius:999px;padding:6px 12px;font-weight:600;white-space:nowrap;
}
.dot-live{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(18,184,134,.16);}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(135deg,var(--brand) 0%,var(--interactive) 100%);
  color:#fff;border:none;border-radius:999px;padding:11px 22px;font-size:15px;font-weight:700;
  box-shadow:0 10px 22px rgba(30,111,217,.25);transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
  cursor:pointer;
}
.btn-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);filter:brightness(1.05);}
.btn-cta.small{padding:9px 18px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:#fff;color:var(--brand);border:1px solid var(--line);border-radius:12px;
  padding:11px 20px;font-size:15px;font-weight:600;transition:all var(--ease);cursor:pointer;
}
.btn-ghost:hover{border-color:var(--interactive);color:var(--interactive);transform:translateY(-2px);box-shadow:var(--shadow-1);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand);font-size:17px;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--interactive);color:var(--interactive);}

@media (max-width:991px){
  .nav-wrap{height:64px;gap:12px;}
  .nav-links{
    position:fixed;left:0;right:0;top:64px;flex-direction:column;align-items:stretch;
    background:#fff;padding:14px 20px 22px;gap:4px;border-bottom:1px solid var(--line);
    box-shadow:0 20px 40px rgba(20,76,140,.14);display:none;max-height:calc(100vh - 64px);overflow:auto;
  }
  .nav-links.open{display:flex;}
  .nav-link{padding:13px 14px;font-size:15px;border-radius:12px;}
  .nav-link.active::after{display:none;}
  .nav-link.active{background:var(--light-blue);}
  .nav-toggle{display:inline-flex;}
  .status-chip{display:none;}
  .btn-cta.small{padding:8px 14px;font-size:13px;}
}
@media (max-width:520px){
  .brand-text small{display:none;}
  .brand-text{font-size:15px;}
  .top-bar .tb-text{display:none;}
}

/* ============ 面包屑 ============ */
.breadcrumb-bar{padding:18px 0 0;font-size:13px;color:var(--faint);}
.breadcrumb-bar a{color:var(--interactive);font-weight:500;}
.breadcrumb-bar .sep{margin:0 8px;color:var(--faint);}
.breadcrumb-bar .cur{color:var(--faint);}

/* ============ 页头 Hero ============ */
.page-hero{position:relative;padding:38px 0 56px;}
.page-hero::before{
  content:"";position:absolute;inset:0;background:
    radial-gradient(1100px 420px at 88% -10%,rgba(30,111,217,.12),transparent 70%),
    radial-gradient(700px 320px at 5% 10%,rgba(255,122,47,.08),transparent 70%);
  z-index:0;pointer-events:none;
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;}
.hero-tagline{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 14px;font-size:12.5px;color:var(--brand);font-weight:600;margin-bottom:18px;
  box-shadow:var(--shadow-1);
}
.hero-tagline i{color:var(--accent);}
.page-hero h1{font-size:44px;line-height:1.2;margin-bottom:16px;}
.page-hero h1 .hl{
  background:linear-gradient(180deg,transparent 62%,rgba(30,111,217,.18) 62%);
  padding:0 2px;
}
.hero-sub{font-size:17px;color:var(--muted);max-width:560px;margin-bottom:22px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px;}
.fact-pill{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:7px 14px;font-size:13px;color:var(--muted);font-weight:500;
}
.fact-pill strong{color:var(--brand-deep);font-weight:800;}
.fact-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--green);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}

.hero-media{
  position:relative;width:100%;max-width:370px;margin-left:auto;aspect-ratio:9/16;
  border-radius:var(--radius-hero);overflow:hidden;box-shadow:var(--shadow-2);
  background:linear-gradient(160deg,var(--light-blue),#cfe2f8);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media .media-top{
  position:absolute;top:14px;left:14px;right:14px;display:flex;justify-content:space-between;align-items:center;gap:8px;
}
.media-step{
  background:var(--accent);color:#fff;font-size:12px;font-weight:800;border-radius:999px;
  padding:5px 12px;letter-spacing:.6px;box-shadow:0 6px 14px rgba(255,122,47,.35);
}
.media-state{
  background:rgba(255,255,255,.92);color:var(--brand);font-size:12px;font-weight:700;
  border-radius:999px;padding:5px 12px;display:inline-flex;align-items:center;gap:6px;
}
.hero-media .media-mask{
  position:absolute;left:0;right:0;bottom:0;padding:56px 18px 18px;
  background:linear-gradient(180deg,rgba(14,42,74,0),rgba(14,42,74,.86) 62%);
  color:#fff;
}
.hero-media .media-mask strong{display:block;font-size:16px;font-weight:800;margin-bottom:4px;}
.hero-media .media-mask span{font-size:12.5px;color:#C9D6E6;line-height:1.6;}

/* ============ 锚点条 ============ */
.anchor-bar{
  position:sticky;top:72px;z-index:60;background:rgba(255,255,255,.94);
  backdrop-filter:blur(8px);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.anchor-inner{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:12px 0;scrollbar-width:none;}
.anchor-inner::-webkit-scrollbar{display:none;}
.anchor-inner a{
  flex-shrink:0;padding:7px 16px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--muted);background:#fff;border:1px solid var(--line);transition:all var(--ease);
}
.anchor-inner a:hover{color:var(--interactive);border-color:var(--interactive);transform:translateY(-2px);}
.anchor-inner a.on{background:var(--light-blue);color:var(--brand);border-color:transparent;}
@media (max-width:991px){.anchor-bar{top:64px;}}

/* ============ 通用板块 ============ */
.section{padding:var(--section-gap) 0;}
.section.tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--interactive);
  background:var(--light-blue);border-radius:999px;padding:5px 14px;margin-bottom:14px;letter-spacing:.4px;
}
.section-head h2{font-size:32px;line-height:1.3;margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:16px;margin:0;}

/* ============ 时间线 ============ */
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:31px;top:16px;bottom:26px;width:2px;
  background:linear-gradient(180deg,var(--interactive),rgba(30,111,217,.10));
}
.tl-item{position:relative;padding-left:92px;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:0;top:0;width:64px;height:64px;border-radius:50%;
  background:#fff;border:2px solid var(--light-blue);color:var(--brand);
  display:grid;place-items:center;font-size:17px;font-weight:800;
  box-shadow:var(--shadow-1);transition:all var(--ease);font-variant-numeric:tabular-nums;
}
.tl-item:hover .tl-dot{border-color:var(--interactive);color:var(--interactive);transform:translateY(-3px);box-shadow:var(--shadow-2);}
.tl-body{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 24px;box-shadow:var(--shadow-1);transition:all var(--ease);
}
.tl-item:hover .tl-body{box-shadow:var(--shadow-2);transform:translateY(-3px);border-color:#d5e3f4;}
.tl-body h3{font-size:22px;line-height:1.4;margin-bottom:8px;}
.tl-body p{color:var(--muted);margin:0 0 14px;font-size:15.5px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  background:var(--light-blue);color:var(--brand);border-radius:999px;padding:5px 12px;
}
.tag.orange{background:#FFF1E8;color:#D9601B;}
.tag.green{background:#E6F8F1;color:#0B8F69;}

/* ============ 深色检查区 ============ */
.dark-panel{
  background:radial-gradient(900px 400px at 82% -20%,rgba(30,111,217,.35),transparent 70%),
             linear-gradient(160deg,#0E2A4A 0%,#123763 100%);
  border-radius:var(--radius-hero);padding:52px 44px;color:#E7EFFA;
  box-shadow:0 24px 60px rgba(14,42,74,.25);
}
.dark-panel h2{color:#fff;font-size:30px;line-height:1.3;margin-bottom:12px;}
.dark-panel .lead{color:#B9CBE4;font-size:16px;max-width:680px;margin-bottom:34px;}
.check-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.check-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-card);padding:22px 20px;transition:all var(--ease);
}
.check-card:hover{background:rgba(255,255,255,.11);transform:translateY(-4px);border-color:rgba(255,255,255,.24);}
.check-icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(135deg,var(--interactive),#3f8ae8);color:#fff;font-size:17px;
}
.check-card h3{color:#fff;font-size:17px;margin-bottom:8px;font-weight:700;}
.check-card p{color:#AFC3DD;font-size:14px;margin:0;line-height:1.7;}
.check-card .mini-num{
  font-size:12px;color:#8FB2DC;font-weight:700;letter-spacing:1px;display:block;margin-bottom:8px;
}

/* ============ 设备卡片 ============ */
.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.device-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-1);transition:all var(--ease);display:flex;flex-direction:column;
}
.device-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.device-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--light-blue);}
.device-media img{width:100%;height:100%;object-fit:cover;transition:transform 260ms ease-out;}
.device-card:hover .device-media img{transform:scale(1.05);}
.device-media .corner{
  position:absolute;left:14px;top:14px;background:var(--accent);color:#fff;font-size:12px;
  font-weight:800;border-radius:999px;padding:5px 11px;letter-spacing:.5px;
}
.device-body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column;}
.device-body h3{font-size:19px;line-height:1.45;margin-bottom:10px;}
.device-body p{color:var(--muted);font-size:14.5px;margin-bottom:16px;flex:1;}
.device-body ul{display:flex;flex-direction:column;gap:8px;}
.device-body li{font-size:14px;color:var(--muted);display:flex;gap:9px;align-items:flex-start;line-height:1.65;}
.device-body li i{color:var(--interactive);margin-top:5px;font-size:11px;}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:48px;align-items:start;}
.faq-side h2{font-size:30px;line-height:1.3;margin-bottom:14px;}
.faq-side p{color:var(--muted);font-size:15.5px;}
.faq-side .side-box{
  margin-top:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px 22px;box-shadow:var(--shadow-1);
}
.faq-side .side-box strong{display:block;color:var(--brand-deep);font-size:15px;margin-bottom:8px;}
.faq-side .side-box span{font-size:14px;color:var(--muted);}
.faq-side .side-box a{font-weight:600;}
.accordion-item{
  border:none;border-bottom:1px solid var(--line);background:transparent;
}
.accordion-item:first-of-type{border-top:1px solid var(--line);}
.accordion-button{
  background:transparent;box-shadow:none;font-size:17px;font-weight:700;color:var(--brand-deep);
  padding:22px 54px 22px 56px;border-radius:0!important;position:relative;gap:12px;line-height:1.5;
}
.accordion-button::before{
  content:"Q";position:absolute;left:0;top:22px;width:34px;height:34px;border-radius:50%;
  background:var(--light-blue);color:var(--brand);font-size:14px;font-weight:800;
  display:grid;place-items:center;
}
.accordion-button:not(.collapsed){background:var(--light-blue);color:var(--brand);}
.accordion-button:not(.collapsed)::before{background:var(--interactive);color:#fff;}
.accordion-button::after{
  position:absolute;right:14px;width:20px;height:20px;background-size:20px;
  filter:invert(28%) sepia(58%) saturate(2100%) hue-rotate(196deg) brightness(92%) contrast(92%);
  transition:transform var(--ease);
}
.accordion-button:focus{box-shadow:0 0 0 4px rgba(30,111,217,.14);}
.accordion-body{padding:4px 24px 24px 56px;color:var(--muted);font-size:15.5px;line-height:1.8;}

/* ============ 行动区 ============ */
.cta-band{
  background:linear-gradient(120deg,#0E2A4A 0%,#144C8C 62%,#1E6FD9 100%);
  border-radius:var(--radius-hero);padding:52px 48px;color:#fff;
  display:grid;grid-template-columns:1.4fr auto;gap:36px;align-items:center;
  box-shadow:0 26px 60px rgba(14,42,74,.28);
}
.cta-band h2{color:#fff;font-size:30px;line-height:1.3;margin-bottom:12px;}
.cta-band p{color:#C9D6E6;margin:0;font-size:15.5px;max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}
.btn-light-cta{
  display:inline-flex;align-items:center;gap:9px;background:#fff;color:var(--brand);
  border-radius:999px;padding:14px 26px;font-weight:800;font-size:15px;border:none;
  transition:all var(--ease);white-space:nowrap;box-shadow:0 10px 24px rgba(0,0,0,.18);
}
.btn-light-cta:hover{color:var(--brand-deep);transform:translateY(-3px);}
.btn-line-cta{
  display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.10);
  color:#fff;border:1px solid rgba(255,255,255,.42);border-radius:999px;padding:14px 24px;
  font-weight:700;font-size:15px;transition:all var(--ease);white-space:nowrap;
}
.btn-line-cta:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-3px);}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-deep);color:#C9D6E6;padding:64px 0 26px;margin-top:var(--section-gap);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand strong{color:#fff;font-size:17px;font-weight:800;}
.footer-about{font-size:14px;line-height:1.8;color:#9FB3CC;margin:0;max-width:360px;}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li a,.footer-col p{font-size:14px;color:#9FB3CC;margin:0;line-height:1.75;}
.footer-col li a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:#8CA3BE;
}

/* ============ 移动端吸底 CTA ============ */
.mobile-cta{display:none;}
@media (max-width:767px){
  .mobile-cta{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:90;
    background:rgba(255,255,255,.97);backdrop-filter:blur(8px);
    border-top:1px solid var(--line);padding:10px 14px calc(10px + env(safe-area-inset-bottom));
    gap:10px;align-items:center;box-shadow:0 -8px 24px rgba(20,76,140,.10);
  }
  .mobile-cta .btn-cta{flex:1;justify-content:center;padding:12px 16px;}
  .mobile-cta .btn-ghost{flex:0 0 auto;padding:12px 16px;}
  body{padding-bottom:78px;}
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .check-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  :root{--section-gap:56px;}
  .page-hero{padding:24px 0 44px;}
  .hero-grid{grid-template-columns:1fr;gap:30px;}
  .hero-media{max-width:340px;margin:0 auto;}
  .page-hero h1{font-size:30px;line-height:1.3;}
  .hero-sub{font-size:16px;}
  .section-head h2{font-size:24px;}
  .device-grid{grid-template-columns:1fr 1fr;}
  .faq-wrap{grid-template-columns:1fr;gap:30px;}
  .cta-band{grid-template-columns:1fr;padding:36px 26px;}
  .cta-actions{justify-content:flex-start;}
  .dark-panel{padding:36px 24px;}
  .dark-panel h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .accordion-body{padding:4px 18px 22px 46px;}
  .accordion-button{padding:18px 48px 18px 48px;font-size:16px;}
  .accordion-button::before{top:18px;}
}
@media (max-width:767px){
  .device-grid{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr;}
  .tl-item{padding-left:64px;padding-bottom:26px;}
  .tl-dot{width:48px;height:48px;font-size:15px;}
  .timeline::before{left:23px;}
  .tl-body{padding:18px 18px;}
  .tl-body h3{font-size:19px;}
  .site-footer{padding:48px 0 22px;}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .hero-actions .btn-cta,.hero-actions .btn-ghost{width:100%;justify-content:center;}
  .page-hero h1{font-size:27px;}
}

/* roulang page: category2 */
/* ===== 01 设计变量 ===== */
:root{
  --ink-900:#0E2A4A;
  --blue-700:#144C8C;
  --blue-500:#1E6FD9;
  --blue-100:#E3EEFB;
  --blue-050:#F0F6FE;
  --orange:#FF7A2F;
  --green:#12B886;
  --bg:#F6F9FD;
  --surface:#FFFFFF;
  --line:#E4EBF3;
  --text:#132033;
  --muted:#5A6C82;
  --faint:#8C9AAC;
  --r-hero:24px;
  --r-card:18px;
  --r-media:20px;
  --r-btn:999px;
  --r-input:999px;
  --sh-1:0 1px 2px rgba(19,32,51,.04), 0 10px 24px rgba(20,76,140,.07);
  --sh-2:0 6px 14px rgba(19,32,51,.06), 0 18px 40px rgba(20,76,140,.12);
  --sh-3:0 2px 6px rgba(19,32,51,.05), 0 14px 32px rgba(20,76,140,.10);
  --sp-section:96px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

/* ===== 02 基础重置 ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--blue-500);text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--blue-700);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--blue-500);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,111,217,.18);border-radius:6px;}

/* ===== 03 容器与排版 ===== */
.container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:24px;
}
.section{padding-block:var(--sp-section);}
.section-tight{padding-block:64px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;font-weight:700;
  color:var(--blue-500);text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--blue-500);border-radius:2px;}
.section-title{
  font-size:32px;line-height:1.3;font-weight:800;color:var(--ink-900);
  letter-spacing:-.01em;
}
.section-sub{
  margin-top:14px;font-size:16px;color:var(--muted);max-width:660px;line-height:1.8;
}
.section-head{margin-bottom:44px;}

/* ===== 04 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s ease-out, background .24s ease-out;
}
.site-header.is-stuck{box-shadow:0 8px 26px rgba(20,76,140,.10);}
.nav-wrap{
  display:flex;align-items:center;gap:24px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--blue-500),var(--blue-700));
  color:#fff;font-size:18px;
  box-shadow:0 6px 16px rgba(30,111,217,.28);
}
.brand-text{
  display:flex;flex-direction:column;line-height:1.15;
  font-size:19px;font-weight:800;color:var(--ink-900);letter-spacing:-.02em;
}
.brand-text small{
  font-size:11px;font-weight:500;color:var(--faint);
  letter-spacing:.02em;margin-top:3px;
}
.nav-links{
  display:flex;align-items:center;gap:4px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  padding:10px 14px;border-radius:10px;
  font-size:14.5px;font-weight:500;color:var(--muted);
  white-space:nowrap;
  transition:color .2s ease-out, background .2s ease-out;
}
.nav-link:hover{color:var(--blue-700);background:var(--blue-050);}
.nav-link.active{color:var(--blue-700);font-weight:700;background:var(--blue-100);}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;
  height:2px;border-radius:2px;background:var(--blue-500);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.status-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;border-radius:999px;
  background:var(--blue-100);color:var(--blue-700);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  white-space:nowrap;
}
.dot-live{
  width:7px;height:7px;border-radius:50%;background:var(--green);
  box-shadow:0 0 0 3px rgba(18,184,134,.18);
}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  background:var(--blue-500);color:#fff;
  font-size:15px;font-weight:700;border:none;cursor:pointer;
  box-shadow:0 8px 20px rgba(30,111,217,.24);
  transition:transform .2s ease-out, box-shadow .2s ease-out, background .2s ease-out;
}
.btn-cta:hover{background:var(--blue-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-cta:active{transform:translateY(0);}
.btn-cta.small{padding:10px 18px;font-size:13.5px;border-radius:var(--r-btn);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  background:#fff;color:var(--blue-700);
  font-size:15px;font-weight:700;
  border:1px solid var(--line);cursor:pointer;
  transition:border-color .2s ease-out, transform .2s ease-out, box-shadow .2s ease-out, color .2s ease-out;
}
.btn-ghost:hover{border-color:var(--blue-500);color:var(--blue-500);transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn-ghost.small{padding:10px 18px;font-size:13.5px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink-900);
  font-size:17px;cursor:pointer;
  align-items:center;justify-content:center;
  transition:border-color .2s ease-out, color .2s ease-out;
}
.nav-toggle:hover{border-color:var(--blue-500);color:var(--blue-500);}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0 0 0 auto;width:min(88vw,360px);
  background:#fff;z-index:1050;
  transform:translateX(102%);transition:transform .3s ease-out;
  box-shadow:-18px 0 46px rgba(14,42,74,.18);
  display:flex;flex-direction:column;
  overflow-y:auto;
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{
  background:var(--ink-900);color:#fff;
  padding:20px 22px;display:flex;align-items:center;justify-content:space-between;
}
.drawer-head strong{font-size:16px;font-weight:800;letter-spacing:-.01em;}
.drawer-close{
  width:36px;height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.22);
  background:transparent;color:#fff;font-size:15px;cursor:pointer;
}
.drawer-body{padding:18px 22px 28px;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;border-bottom:1px solid var(--line);
  color:var(--text);font-size:15px;font-weight:600;
}
.drawer-link:hover{color:var(--blue-500);}
.drawer-link.active{color:var(--blue-500);}
.drawer-count{
  display:flex;align-items:center;gap:10px;
  margin:20px 0;padding:14px 16px;border-radius:14px;
  background:var(--blue-050);border:1px solid var(--blue-100);
  font-size:13px;color:var(--muted);
}
.drawer-btns{display:grid;gap:10px;margin-top:6px;}
.drawer-btns .btn-cta,.drawer-btns .btn-ghost{width:100%;}
.drawer-note{margin-top:12px;font-size:12px;color:var(--faint);line-height:1.7;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,42,74,.42);
  opacity:0;visibility:hidden;z-index:1040;transition:opacity .3s ease-out, visibility .3s ease-out;
}
.drawer-mask.open{opacity:1;visibility:visible;}

/* ===== 05 面包屑 ===== */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.crumb{
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;
  padding:13px 0;font-size:12.5px;color:var(--faint);
}
.crumb a{color:var(--blue-700);font-weight:600;}
.crumb a:hover{color:var(--blue-500);}
.crumb .sep{color:#C3CFDD;}
.crumb .current{color:var(--faint);}

/* ===== 06 Hero ===== */
.hero{
  position:relative;
  padding:76px 0 84px;
  background:
    radial-gradient(920px 420px at 88% -8%, rgba(30,111,217,.14), transparent 68%),
    radial-gradient(680px 360px at -6% 106%, rgba(20,76,140,.10), transparent 70%),
    var(--bg);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.06;pointer-events:none;
}
.hero .container{position:relative;z-index:2;}
.hero h1{
  font-size:44px;line-height:1.2;font-weight:800;
  color:var(--ink-900);letter-spacing:-.02em;
}
.hero h1 .hl{
  color:var(--blue-500);
  background:linear-gradient(180deg,transparent 62%, rgba(30,111,217,.18) 62%);
}
.hero-lead{
  margin-top:20px;font-size:17px;color:var(--muted);max-width:560px;line-height:1.85;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;
  background:var(--blue-100);color:var(--blue-700);
  font-size:12px;font-weight:600;letter-spacing:.01em;
}
.tag.orange{background:rgba(255,122,47,.12);color:#D45A12;}
.tag.green{background:rgba(18,184,134,.12);color:#0B8F69;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-trust{
  display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;
  padding-top:26px;border-top:1px solid var(--line);
}
.trust-item{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted);font-weight:600;}
.trust-item i{color:var(--blue-500);font-size:15px;}

.hero-media{
  position:relative;
  width:100%;max-width:380px;margin-left:auto;
  aspect-ratio:4/5;
  border-radius:var(--r-hero);
  overflow:hidden;
  box-shadow:var(--sh-2);
  background:linear-gradient(160deg,var(--blue-100),#CFE1F8);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:52%;
  background:linear-gradient(180deg,rgba(14,42,74,0),rgba(14,42,74,.82));
}
.media-top{
  position:absolute;top:16px;left:16px;right:16px;
  display:flex;align-items:center;justify-content:space-between;z-index:3;
}
.media-index{
  padding:5px 12px;border-radius:999px;
  background:rgba(255,255,255,.92);color:var(--ink-900);
  font-size:12px;font-weight:800;font-variant-numeric:tabular-nums;
}
.media-state{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:rgba(255,122,47,.94);color:#fff;
  font-size:12px;font-weight:700;
}
.media-bottom{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:3;color:#fff;
}
.media-bottom strong{display:block;font-size:16px;font-weight:800;letter-spacing:-.01em;}
.media-bottom span{display:block;font-size:12.5px;color:rgba(255,255,255,.82);margin-top:4px;}

/* ===== 07 数据面板 ===== */
.stat-panel{
  background:var(--ink-900);
  border-radius:var(--r-hero);
  padding:38px 34px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:28px;
  box-shadow:var(--sh-2);
  position:relative;overflow:hidden;
}
.stat-panel::before{
  content:"";position:absolute;top:-70px;right:-50px;width:240px;height:240px;
  border-radius:50%;background:radial-gradient(circle,rgba(30,111,217,.42),transparent 68%);
}
.stat-item{position:relative;z-index:2;}
.stat-num{
  font-size:34px;font-weight:800;color:#fff;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;line-height:1.15;
}
.stat-num em{font-style:normal;font-size:15px;font-weight:600;color:#7FB2F0;margin-left:4px;}
.stat-label{margin-top:8px;font-size:13.5px;color:#9BB4D2;line-height:1.65;}

/* ===== 08 安全对照表 ===== */
.compare-wrap{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-hero);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.compare-head{
  display:grid;grid-template-columns:1fr 1.35fr;
  background:var(--ink-900);color:#fff;
  padding:16px 26px;font-size:13px;font-weight:700;letter-spacing:.06em;
}
.compare-row{
  display:grid;grid-template-columns:1fr 1.35fr;
  padding:22px 26px;
  border-bottom:1px solid var(--line);
  transition:background .2s ease-out;
}
.compare-row:nth-child(odd){background:var(--blue-050);}
.compare-row:hover{background:var(--blue-100);}
.compare-row:last-child{border-bottom:none;}
.c-item{display:flex;gap:12px;align-items:flex-start;padding-right:20px;}
.c-item i{
  flex:0 0 auto;width:34px;height:34px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:#fff;color:var(--blue-500);font-size:14px;
  border:1px solid var(--blue-100);
}
.c-item strong{display:block;font-size:15.5px;font-weight:700;color:var(--ink-900);line-height:1.5;}
.c-item span{display:block;font-size:12.5px;color:var(--faint);margin-top:3px;}
.c-tip{font-size:14.5px;color:var(--muted);line-height:1.85;}
.c-tip b{color:var(--blue-700);font-weight:700;}

/* ===== 09 场景卡 ===== */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.scene-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform .24s ease-out, box-shadow .24s ease-out, border-color .24s ease-out;
}
.scene-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:#CFE1F8;}
.scene-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--blue-100);}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease-out;}
.scene-card:hover .scene-thumb img{transform:scale(1.05);}
.scene-badge{
  position:absolute;top:14px;left:14px;
  padding:5px 12px;border-radius:999px;
  font-size:11.5px;font-weight:700;letter-spacing:.02em;
  background:rgba(255,255,255,.94);color:var(--blue-700);
}
.scene-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.scene-body h3{font-size:18px;font-weight:800;color:var(--ink-900);line-height:1.45;}
.scene-body p{font-size:14px;color:var(--muted);line-height:1.8;}
.scene-list{margin-top:4px;display:grid;gap:8px;}
.scene-list li{display:flex;gap:9px;font-size:13.5px;color:var(--muted);align-items:flex-start;line-height:1.7;}
.scene-list li i{color:var(--green);font-size:12px;margin-top:5px;}

/* ===== 10 流程 ===== */
.flow{position:relative;padding-left:0;}
.flow::before{
  content:"";position:absolute;left:19px;top:12px;bottom:12px;
  width:2px;background:linear-gradient(180deg,var(--blue-500),rgba(30,111,217,.12));
  border-radius:2px;
}
.flow-item{position:relative;padding:0 0 30px 62px;}
.flow-item:last-child{padding-bottom:0;}
.flow-item::before{
  content:"";position:absolute;left:12px;top:5px;
  width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--blue-500);
  box-shadow:0 0 0 5px rgba(30,111,217,.10);
}
.flow-item h3{font-size:18px;font-weight:800;color:var(--ink-900);}
.flow-item p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.85;max-width:640px;}
.flow-item .mini-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}

/* ===== 11 侧栏锚点卡 ===== */
.anchor-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);
  position:sticky;top:96px;
}
.anchor-card h3{font-size:15px;font-weight:800;color:var(--ink-900);margin-bottom:14px;}
.anchor-list{display:grid;gap:4px;}
.anchor-list a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:12px;
  font-size:14px;font-weight:600;color:var(--muted);
  transition:background .2s ease-out, color .2s ease-out, padding-left .2s ease-out;
}
.anchor-list a:hover{background:var(--blue-050);color:var(--blue-700);padding-left:16px;}
.anchor-list a i{font-size:12px;color:var(--blue-500);}
.anchor-note{
  margin-top:18px;padding:14px;border-radius:14px;
  background:var(--blue-050);border:1px solid var(--blue-100);
  font-size:12.5px;color:var(--muted);line-height:1.75;
}

/* ===== 12 FAQ ===== */
.faq-block{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-hero);overflow:hidden;box-shadow:var(--sh-1);
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:none;}
.faq-btn{
  width:100%;display:flex;align-items:center;gap:16px;
  padding:22px 26px;background:transparent;border:none;text-align:left;cursor:pointer;
  font-size:16px;font-weight:700;color:var(--ink-900);
  transition:background .2s ease-out, color .2s ease-out;
}
.faq-btn:hover{background:var(--blue-050);}
.faq-btn[aria-expanded="true"]{background:var(--blue-100);color:var(--blue-700);}
.faq-no{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--blue-100);color:var(--blue-700);
  font-size:12.5px;font-weight:800;font-variant-numeric:tabular-nums;
  transition:background .2s ease-out, color .2s ease-out;
}
.faq-btn[aria-expanded="true"] .faq-no{background:var(--blue-500);color:#fff;}
.faq-btn .faq-text{flex:1;}
.faq-btn .faq-icon{
  flex:0 0 auto;color:var(--faint);font-size:13px;
  transition:transform .24s ease-out, color .24s ease-out;
}
.faq-btn[aria-expanded="true"] .faq-icon{transform:rotate(90deg);color:var(--blue-500);}
.faq-panel{padding:0 26px 24px 72px;font-size:14.5px;color:var(--muted);line-height:1.9;}
.faq-panel p + p{margin-top:10px;}

/* ===== 13 CTA ===== */
.cta-band{
  background:linear-gradient(135deg,var(--blue-700),var(--blue-500));
  border-radius:var(--r-hero);
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:var(--sh-2);
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.20),transparent 66%);
}
.cta-copy{position:relative;z-index:2;max-width:620px;}
.cta-copy h2{font-size:28px;font-weight:800;color:#fff;line-height:1.3;letter-spacing:-.01em;}
.cta-copy p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.86);line-height:1.85;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}
.cta-actions .btn-cta{background:#fff;color:var(--blue-700);box-shadow:0 10px 24px rgba(9,32,64,.22);}
.cta-actions .btn-cta:hover{background:#EAF2FD;color:var(--blue-700);}
.cta-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

/* ===== 14 页脚 ===== */
.site-footer{background:var(--ink-900);color:#C9D6E6;padding-top:70px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand strong{font-size:18px;font-weight:800;color:#fff;letter-spacing:-.01em;}
.footer-about{font-size:13.5px;line-height:1.9;color:#9BB4D2;max-width:340px;}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:11px;}
.footer-col li a{
  font-size:13.5px;color:#C9D6E6;
  transition:color .2s ease-out, text-decoration-color .2s ease-out;
}
.footer-col li a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-col p{font-size:13px;line-height:1.85;color:#9BB4D2;}
.footer-bottom{
  margin-top:52px;padding:22px 0;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:#8CA6C4;
}

/* ===== 15 移动吸底条 ===== */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1020;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  gap:10px;
}
.mobile-bar .btn-cta,.mobile-bar .btn-ghost{flex:1;padding:12px 10px;font-size:14px;}
.mobile-bar .bar-note{
  width:100%;text-align:center;font-size:11.5px;color:var(--faint);line-height:1.6;
}

/* ===== 16 响应式 ===== */
@media (max-width:1199.98px){
  .hero h1{font-size:38px;}
  .stat-panel{grid-template-columns:repeat(2,1fr);gap:24px;}
}
@media (max-width:991.98px){
  :root{--sp-section:64px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .status-chip{display:none;}
  .hero{padding:56px 0 64px;}
  .hero h1{font-size:32px;}
  .hero-media{max-width:100%;margin:0 auto;aspect-ratio:4/5;}
  .hero-copy{text-align:left;}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .compare-head{display:none;}
  .compare-row{grid-template-columns:1fr;gap:14px;padding:20px 22px;}
  .c-item{padding-right:0;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:38px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .mobile-bar{display:flex;flex-wrap:wrap;}
  .site-footer{padding-bottom:96px;}
  .faq-panel{padding-left:26px;}
  .anchor-card{position:static;}
}
@media (max-width:767.98px){
  .container{padding-inline:18px;}
  .hero h1{font-size:29px;}
  .section-title{font-size:24px;}
  .hero-lead{font-size:15.5px;}
  .scene-grid{grid-template-columns:1fr;}
  .stat-panel{grid-template-columns:1fr;gap:20px;padding:28px 22px;}
  .stat-num{font-size:28px;}
  .cta-copy h2{font-size:23px;}
  .faq-btn{padding:18px;font-size:15px;gap:12px;}
  .faq-panel{padding:0 18px 20px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .brand-text{font-size:16.5px;}
  .brand-text small{font-size:10.5px;}
  .flow-item{padding-left:52px;}
  .flow::before{left:15px;}
  .flow-item::before{left:8px;}
}
@media (max-width:575.98px){
  .hero-btns{gap:10px;}
  .hero-btns .btn-cta,.hero-btns .btn-ghost{width:100%;}
  .hero-trust{gap:16px;flex-direction:column;}
  .cta-actions{width:100%;}
  .cta-actions .btn-cta,.cta-actions .btn-ghost{width:100%;}
}

/* roulang page: category3 */
/* =========================================================
   1. 设计变量
   ========================================================= */
:root{
  --brand-900:#0E2A4A;
  --brand-700:#144C8C;
  --brand-500:#1E6FD9;
  --brand-100:#E3EEFB;
  --accent:#FF7A2F;
  --ok:#12B886;

  --bg:#F6F9FD;
  --surface:#FFFFFF;
  --line:#E4EBF3;

  --text:#132033;
  --text-2:#5A6C82;
  --text-3:#8C9AAC;

  --r-hero:24px;
  --r-card:18px;
  --r-media:20px;
  --r-sm:12px;
  --r-pill:999px;

  --sh-1:0 1px 2px rgba(19,32,51,.04), 0 10px 24px rgba(20,76,140,.07);
  --sh-2:0 6px 14px rgba(19,32,51,.06), 0 18px 40px rgba(20,76,140,.12);

  --container:1200px;
  --section-y:96px;
}

/* =========================================================
   2. 基础 reset / base
   ========================================================= */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
a{color:var(--brand-500);text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--brand-700);}
img{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;color:var(--brand-900);line-height:1.3;letter-spacing:-.01em;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{
  outline:2px solid var(--brand-500);
  outline-offset:2px;
  box-shadow:0 0 0 4px rgba(30,111,217,.18);
  border-radius:6px;
}
.num{font-variant-numeric:tabular-nums;}

/* 容器 */
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:992px){ .container{max-width:96%;} }
@media (min-width:1200px){ .container{max-width:1200px;} }

/* 板块节奏 */
.section{padding:var(--section-y) 0;}
.section-tight{padding:56px 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head h2{font-size:32px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-700);background:var(--brand-100);
  border-radius:var(--r-pill);padding:5px 14px;margin-bottom:14px;
  text-transform:uppercase;
}
.section-head p{color:var(--text-2);font-size:16px;}

/* =========================================================
   3. 顶部活动条
   ========================================================= */
.top-bar{
  background:var(--brand-900);
  color:#C9D6E6;
  font-size:13px;
  min-height:34px;
  display:flex;align-items:center;
}
.top-bar .container{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:5px;padding-bottom:5px;
}
.top-bar .tb-left{display:flex;align-items:center;gap:10px;}
.top-bar .tb-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,122,47,.16);color:#FFB387;
  border-radius:var(--r-pill);padding:2px 10px;font-size:12px;font-weight:700;
}
.top-bar .tb-right{display:flex;align-items:center;gap:8px;color:#9FB3CA;}
@media (max-width:575px){ .top-bar .tb-right{display:none;} }

/* =========================================================
   4. 导航
   ========================================================= */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s ease-out;
}
.site-header.is-stuck{box-shadow:var(--sh-1);}
.nav-wrap{display:flex;align-items:center;gap:24px;height:72px;}

.brand{display:flex;align-items:center;gap:10px;color:var(--brand-900);flex-shrink:0;}
.brand:hover{color:var(--brand-700);}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand-700),var(--brand-500));
  color:#fff;display:grid;place-items:center;font-size:17px;
  box-shadow:0 6px 16px rgba(20,76,140,.28);
}
.brand-text{display:flex;flex-direction:column;font-weight:800;font-size:17px;line-height:1.15;letter-spacing:-.01em;}
.brand-text small{font-size:11px;font-weight:500;color:var(--text-3);letter-spacing:0;}

.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;
  padding:8px 12px;border-radius:var(--r-sm);
  font-size:14.5px;font-weight:600;color:var(--text-2);
  transition:color .2s ease-out,background .2s ease-out;
  white-space:nowrap;
}
.nav-link:hover{color:var(--brand-700);background:var(--brand-100);}
.nav-link.active{color:var(--brand-700);}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;
  background:var(--brand-500);border-radius:2px;
}

.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.status-chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;font-weight:700;color:var(--brand-700);
  background:var(--brand-100);border-radius:var(--r-pill);padding:6px 12px;
}
.dot-live{
  width:7px;height:7px;border-radius:50%;background:var(--ok);
  box-shadow:0 0 0 3px rgba(18,184,134,.18);
}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand-500);color:#fff;font-weight:700;font-size:14px;
  border:none;border-radius:var(--r-pill);padding:11px 22px;
  transition:background .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
  cursor:pointer;
}
.btn-cta:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:0 10px 22px rgba(20,76,140,.22);}
.btn-cta.small{padding:9px 18px;font-size:13.5px;}
.btn-cta.ghost{
  background:#fff;color:var(--brand-700);border:1.5px solid var(--line);
}
.btn-cta.ghost:hover{background:var(--brand-100);border-color:var(--brand-100);box-shadow:none;}
.btn-cta.outline{
  background:transparent;color:var(--brand-700);border:1.5px solid rgba(30,111,217,.4);
}
.btn-cta.outline:hover{background:var(--brand-100);border-color:var(--brand-500);}

.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand-700);font-size:17px;cursor:pointer;
}
.nav-toggle:hover{background:var(--brand-100);}

@media (max-width:1100px){
  .nav-links{display:none;}
  .nav-toggle{display:grid;place-items:center;}
}
@media (max-width:640px){
  .nav-wrap{height:64px;gap:12px;}
  .brand-text{font-size:15.5px;}
  .brand-text small{display:none;}
  .status-chip{display:none;}
  .btn-cta.small{display:none;}
}

/* 抽屉 */
.drawer{background:var(--bg);width:320px !important;border-left:1px solid var(--line);}
.drawer .offcanvas-header{
  background:var(--brand-900);color:#fff;padding:18px 20px;
}
.drawer .offcanvas-header .brand-text{color:#fff;}
.drawer .offcanvas-header .brand-text small{color:#9FB3CA;}
.drawer .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.8;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 16px;border-radius:var(--r-sm);
  color:var(--text);font-weight:600;font-size:15px;background:#fff;border:1px solid var(--line);
}
.drawer-nav a:hover{background:var(--brand-100);color:var(--brand-700);border-color:var(--brand-100);}
.drawer-nav a.active{background:var(--brand-100);color:var(--brand-700);border-color:rgba(30,111,217,.3);}
.drawer-status{
  display:flex;align-items:center;gap:10px;padding:14px 16px;border-radius:var(--r-sm);
  background:#fff;border:1px solid var(--line);margin-bottom:18px;
  font-size:13px;color:var(--text-2);
}
.drawer-actions{display:flex;flex-direction:column;gap:10px;}
.drawer-actions .btn-cta{width:100%;}

/* =========================================================
   5. 面包屑
   ========================================================= */
.crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-3);margin-bottom:20px;flex-wrap:wrap;}
.crumb a{color:var(--brand-500);font-weight:600;}
.crumb .sep{color:var(--text-3);}
.crumb .current{color:var(--text-3);}

/* =========================================================
   6. 页头 / Hero
   ========================================================= */
.page-hero{
  position:relative;
  padding:56px 0 72px;
  background:#EAF3FE;
  overflow:hidden;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center right;
  opacity:.16;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,#EAF3FE 0%,rgba(234,243,254,.86) 52%,rgba(234,243,254,.5) 100%);
}
.page-hero .container{position:relative;z-index:2;}

.hero-grid{
  display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;
}
.hero-copy h1{font-size:44px;margin-bottom:14px;}
.hero-sub{
  font-size:17px;font-weight:600;color:var(--brand-700);margin-bottom:16px;
}
.hero-desc{color:var(--text-2);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 26px;}
.trust{display:flex;flex-wrap:wrap;gap:22px;}
.trust li{
  display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-2);font-weight:600;
}
.trust i{color:var(--brand-500);font-size:14px;}

/* 竖屏媒体框 */
.reel{
  position:relative;width:100%;max-width:360px;margin-left:auto;
  aspect-ratio:9/16;border-radius:var(--r-hero);overflow:hidden;
  background:var(--brand-100);box-shadow:var(--sh-2);
}
.reel img{width:100%;height:100%;object-fit:cover;}
.reel-index{
  position:absolute;top:14px;left:14px;
  background:var(--accent);color:#fff;font-weight:800;font-size:12.5px;
  border-radius:var(--r-pill);padding:5px 12px;font-variant-numeric:tabular-nums;
}
.reel-tag{
  position:absolute;top:14px;right:14px;
  background:rgba(255,255,255,.92);color:var(--brand-700);
  font-weight:700;font-size:12px;border-radius:var(--r-pill);padding:5px 12px;
}
.reel-mask{
  position:absolute;left:0;right:0;bottom:0;padding:22px 18px 18px;
  background:linear-gradient(180deg,rgba(14,42,74,0) 0%,rgba(14,42,74,.86) 62%);
  color:#fff;font-size:13.5px;font-weight:600;
}
.reel-mask span{display:block;}
.reel-mask small{display:block;color:#B9CBE0;font-weight:500;font-size:12px;margin-top:4px;}

@media (max-width:991px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-copy h1{font-size:34px;}
  .reel{max-width:300px;margin:0 auto;aspect-ratio:4/5;}
}
@media (max-width:575px){
  .page-hero{padding:36px 0 52px;}
  .hero-copy h1{font-size:29px;}
  .hero-sub{font-size:15.5px;}
}

/* =========================================================
   7. 竖屏卡带
   ========================================================= */
.reel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.reel-card{
  position:relative;display:block;border-radius:var(--r-card);overflow:hidden;
  background:var(--brand-100);box-shadow:var(--sh-1);color:#fff;
  transition:transform .22s ease-out,box-shadow .22s ease-out;
}
.reel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:#fff;}
.reel-box{position:relative;aspect-ratio:3/4;overflow:hidden;}
.reel-box img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.reel-card:hover .reel-box img{transform:scale(1.07);}
.reel-num{
  position:absolute;top:12px;left:12px;z-index:2;
  background:var(--accent);color:#fff;font-weight:800;font-size:12px;
  border-radius:var(--r-pill);padding:4px 11px;font-variant-numeric:tabular-nums;
}
.reel-flag{
  position:absolute;top:12px;right:12px;z-index:2;
  display:inline-flex;align-items:center;gap:5px;
  background:rgba(255,255,255,.92);color:var(--brand-700);
  font-size:11.5px;font-weight:700;border-radius:var(--r-pill);padding:4px 10px;
}
.reel-flag.is-ok{color:#0B8F69;}
.reel-flag.is-ok i{font-size:7px;}
.reel-flag.is-wait{color:var(--accent);}
.reel-info{
  position:absolute;left:0;right:0;bottom:0;z-index:2;padding:16px 16px 15px;
  background:linear-gradient(180deg,rgba(14,42,74,0) 0%,rgba(14,42,74,.9) 58%);
}
.reel-info h3{color:#fff;font-size:16.5px;margin-bottom:4px;}
.reel-info p{color:#C6D5E6;font-size:12.5px;margin:0;}

@media (max-width:1199px){
  .reel-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767px){
  .reel-grid{
    display:flex;overflow-x:auto;gap:16px;padding-bottom:10px;
    scroll-snap-type:x mandatory;scrollbar-width:none;
  }
  .reel-grid::-webkit-scrollbar{display:none;}
  .reel-card{flex:0 0 74%;scroll-snap-align:start;}
}

/* =========================================================
   8. 规格清单行
   ========================================================= */
.spec-list{border-top:1px solid var(--line);}
.spec-row{
  position:relative;
  display:grid;grid-template-columns:92px 1fr;gap:24px;
  padding:24px 0 24px 0;border-bottom:1px solid var(--line);
  transition:background .2s ease-out;
}
.spec-row::before{
  content:"";position:absolute;left:-18px;top:20px;bottom:20px;width:3px;
  background:var(--brand-500);border-radius:3px;opacity:0;transition:opacity .2s ease-out;
}
.spec-row:hover::before{opacity:1;}
.spec-num{
  font-size:32px;font-weight:800;line-height:1.1;
  color:rgba(30,111,217,.3);font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.spec-body h3{font-size:19px;margin-bottom:6px;}
.spec-body p{color:var(--text-2);font-size:14.5px;margin-bottom:12px;}
.tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--brand-100);color:var(--brand-700);
  font-size:12px;font-weight:600;border-radius:var(--r-pill);padding:4px 12px;
}
.tag.plain{background:#EEF3F9;color:var(--text-2);}
@media (max-width:575px){
  .spec-row{grid-template-columns:60px 1fr;gap:14px;}
  .spec-num{font-size:24px;}
  .spec-body h3{font-size:17px;}
}

/* =========================================================
   9. 设备对照
   ========================================================= */
.fit-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-hero);
  padding:44px;box-shadow:var(--sh-1);
}
.fit-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.fit-copy h2{font-size:28px;}
.fit-copy p{color:var(--text-2);font-size:15px;}
.fit-item{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding:16px 18px;margin-bottom:12px;
  background:#F8FBFF;border-left:4px solid var(--brand-500);border-radius:0 var(--r-sm) var(--r-sm) 0;
  transition:background .2s ease-out,transform .2s ease-out;
}
.fit-item:last-child{margin-bottom:0;}
.fit-item:hover{background:var(--brand-100);transform:translateX(3px);}
.fit-item .fi-name{font-weight:700;color:var(--brand-900);font-size:15.5px;}
.fit-item .fi-meta{font-size:13px;color:var(--text-2);}
.fit-item .fi-size{
  font-size:12.5px;font-weight:700;color:var(--brand-700);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:4px 12px;
  font-variant-numeric:tabular-nums;
}
@media (max-width:991px){
  .fit-panel{padding:28px;}
  .fit-grid{grid-template-columns:1fr;gap:28px;}
}

/* =========================================================
   10. 步骤流程
   ========================================================= */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-1);
  transition:transform .22s ease-out,box-shadow .22s ease-out;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-dot{
  width:38px;height:38px;border-radius:12px;
  background:var(--brand-100);color:var(--brand-700);
  display:grid;place-items:center;font-weight:800;font-size:15px;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--text-2);margin:0;}
.step::after{
  content:"";position:absolute;right:-14px;top:44px;width:14px;height:2px;
  background:var(--line);
}
.step:last-child::after{display:none;}
@media (max-width:991px){
  .steps{grid-template-columns:repeat(2,1fr);}
  .step::after{display:none;}
}
@media (max-width:575px){
  .steps{grid-template-columns:1fr;}
}

/* =========================================================
   11. FAQ
   ========================================================= */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-acc .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;
}
.faq-acc .accordion-button{
  background:transparent;box-shadow:none;border-radius:0 !important;
  padding:22px 8px 22px 52px;position:relative;
  font-size:17px;font-weight:700;color:var(--brand-900);
}
.faq-acc .accordion-button::before{
  content:counter(faq-item,decimal-leading-zero);
  counter-increment:faq-item;
  position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:34px;height:34px;border-radius:50%;
  background:var(--brand-100);color:var(--brand-700);
  display:grid;place-items:center;font-size:12.5px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.faq-acc{counter-reset:faq-item;}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand-500);background:var(--brand-100);}
.faq-acc .accordion-button::after{
  background-image:none;
  content:"\f054";
  font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
  width:auto;height:auto;transform:none;transition:transform .2s ease-out;
  color:var(--brand-500);
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(90deg);}
.faq-acc .accordion-body{
  padding:4px 8px 24px 52px;color:var(--text-2);font-size:15px;
}
@media (max-width:575px){
  .faq-acc .accordion-button{font-size:15.5px;padding:18px 6px 18px 44px;}
  .faq-acc .accordion-button::before{width:28px;height:28px;font-size:11px;}
  .faq-acc .accordion-body{padding:0 6px 20px 44px;font-size:14.5px;}
}

/* =========================================================
   12. CTA 面板
   ========================================================= */
.cta-panel{
  display:grid;grid-template-columns:1.5fr 1fr;gap:36px;align-items:center;
  background:linear-gradient(135deg,#E3EEFB 0%,#F6F9FD 100%);
  border:1px solid var(--line);border-radius:var(--r-hero);
  padding:48px;box-shadow:var(--sh-1);
}
.cta-panel h2{font-size:28px;margin-bottom:10px;}
.cta-panel p{color:var(--text-2);margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.cta-status{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);
}
.cta-status .cs-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--text-2);
}
.cta-status .cs-row:last-child{border-bottom:0;padding-bottom:0;}
.cta-status .cs-row strong{color:var(--brand-900);font-variant-numeric:tabular-nums;}
.cta-status .cs-title{
  font-size:13px;font-weight:700;color:var(--brand-700);
  display:flex;align-items:center;gap:8px;margin-bottom:6px;
}
@media (max-width:991px){
  .cta-panel{grid-template-columns:1fr;padding:30px;}
}

/* =========================================================
   13. 页脚
   ========================================================= */
.site-footer{
  background:var(--brand-900);color:#C9D6E6;padding:64px 0 24px;margin-top:24px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand strong{color:#fff;font-size:17px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.1);box-shadow:none;}
.footer-about{font-size:14px;color:#9FB3CA;max-width:340px;}
.footer-col h3{color:#fff;font-size:14.5px;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:#C9D6E6;font-size:14px;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-col p{font-size:13.5px;color:#9FB3CA;margin:0;}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  font-size:12.5px;color:#8C9AAC;
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding:48px 0 20px;}
}

/* =========================================================
   14. 移动端吸底条
   ========================================================= */
.mobile-bar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:1040;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  box-shadow:0 -6px 20px rgba(20,76,140,.08);
  gap:10px;align-items:center;
}
.mobile-bar .mb-btn{
  flex:1;display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-pill);padding:12px 10px;font-size:14px;font-weight:700;
}
.mobile-bar .mb-main{background:var(--brand-500);color:#fff;}
.mobile-bar .mb-main:hover{background:var(--brand-700);color:#fff;}
.mobile-bar .mb-sub{background:var(--brand-100);color:var(--brand-700);}
@media (max-width:767px){
  .mobile-bar{display:flex;}
  body{padding-bottom:76px;}
}

/* roulang page: category4 */
/* =========================================================
   设计变量
   ========================================================= */
:root{
  --brand-deep:#0E2A4A;
  --brand:#144C8C;
  --accent:#1E6FD9;
  --accent-soft:#E3EEFB;
  --warm:#FF7A2F;
  --green:#12B886;
  --bg:#F6F9FD;
  --surface:#FFFFFF;
  --line:#E4EBF3;
  --text:#132033;
  --text-2:#5A6C82;
  --text-3:#8C9AAC;
  --r-hero:24px;
  --r-card:18px;
  --r-media:20px;
  --r-btn:12px;
  --shadow-1:0 1px 2px rgba(19,32,51,.04),0 10px 24px rgba(20,76,140,.07);
  --shadow-2:0 6px 14px rgba(19,32,51,.06),0 18px 40px rgba(20,76,140,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
  --header-h:72px;
}

/* =========================================================
   基础 reset
   ========================================================= */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--accent);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--brand);}
button{font:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1.05em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--brand-deep);letter-spacing:.2px;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,111,217,.18);border-radius:8px;}
.num{font-variant-numeric:tabular-nums;}

/* =========================================================
   容器
   ========================================================= */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px;}
}

/* =========================================================
   顶部状态条
   ========================================================= */
.top-strip{
  background:var(--brand-deep);
  color:#C9D6E6;
  font-size:12.5px;
  line-height:1.6;
}
.top-strip .strip-inner{
  display:flex;
  align-items:center;
  gap:14px;
  min-height:34px;
  flex-wrap:wrap;
}
.top-strip .strip-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.16);
  color:#EAF2FC;
  border-radius:999px;
  padding:2px 10px;
  font-size:11.5px;
}
.top-strip .strip-text{color:#A9BCD3;}
.top-strip .strip-right{margin-left:auto;color:#8CA4BF;}
@media (max-width:767.98px){
  .top-strip .strip-right{display:none;}
}

/* =========================================================
   导航
   ========================================================= */
.site-header{
  position:sticky;
  top:0;
  z-index:70;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease);
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(20,76,140,.09);}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:22px;
  height:var(--header-h);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:linear-gradient(140deg,#1E6FD9,#0E2A4A);
  color:#fff;
  font-size:16px;
  box-shadow:0 6px 16px rgba(30,111,217,.32);
}
.brand-text{
  display:flex;
  flex-direction:column;
  font-size:18px;
  font-weight:800;
  color:var(--brand-deep);
  line-height:1.15;
  letter-spacing:.2px;
}
.brand-text small{
  font-size:11px;
  font-weight:500;
  color:var(--text-3);
  letter-spacing:.3px;
  margin-top:2px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:14.5px;
  color:var(--text-2);
  border-radius:10px;
  white-space:nowrap;
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.nav-link:hover{color:var(--brand);background:var(--accent-soft);}
.nav-link.active{color:var(--brand);font-weight:700;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:0;
  height:2.5px;
  border-radius:2px;
  background:var(--accent);
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.status-chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:5px 12px;
  font-size:12.5px;
  color:var(--brand);
  background:var(--accent-soft);
  border-radius:999px;
  white-space:nowrap;
}
.dot-live{
  width:7px;height:7px;border-radius:50%;
  background:var(--green);
  box-shadow:0 0 0 3px rgba(18,184,134,.18);
}
.btn-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:7px;
  padding:11px 22px;
  font-size:14.5px;
  font-weight:700;
  color:#fff;
  background:var(--accent);
  border:none;
  border-radius:999px;
  box-shadow:0 8px 20px rgba(30,111,217,.28);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.btn-cta:hover{background:#1a63c4;color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(30,111,217,.34);}
.btn-cta:active{transform:translateY(0);}
.btn-cta.small{padding:9px 18px;font-size:13.5px;}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:7px;
  padding:10px 20px;
  font-size:14.5px;
  font-weight:600;
  color:var(--brand);
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-ghost:hover{
  color:var(--accent);
  border-color:#BED5F1;
  transform:translateY(-2px);
  box-shadow:var(--shadow-1);
}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  align-items:center;justify-content:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  color:var(--brand);
  font-size:16px;
}
@media (max-width:1199.98px){
  .nav-link{padding:8px 9px;font-size:14px;}
  .status-chip{display:none;}
}
@media (max-width:991.98px){
  .nav-links{
    position:absolute;
    left:0;right:0;top:100%;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    padding:14px 20px 20px;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:0 18px 36px rgba(20,76,140,.12);
  }
  .site-header.nav-open .nav-links{display:flex;}
  .nav-link{padding:12px 14px;font-size:15px;}
  .nav-link.active::after{display:none;}
  .nav-link.active{background:var(--accent-soft);}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-cta.small{display:none;}
}

/* =========================================================
   页面头部 Hero
   ========================================================= */
.page-hero{
  position:relative;
  padding:60px 0 52px;
  background-image:linear-gradient(120deg,rgba(14,42,74,.94),rgba(20,76,140,.82)),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:#EAF2FC;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-120px;top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(30,111,217,.42),transparent 68%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb-nav{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  color:#9FB6D0;
  margin-bottom:18px;
  flex-wrap:wrap;
}
.breadcrumb-nav a{color:#C9DDF5;}
.breadcrumb-nav a:hover{color:#fff;}
.breadcrumb-nav .sep{color:#6E86A3;}
.breadcrumb-nav .current{color:#8CA4BF;}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);
  gap:44px;
  align-items:center;
}
.hero-tagline{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
  font-size:12.5px;
  color:#DCE9F9;
  margin-bottom:18px;
}
.hero-tagline .dot-live{box-shadow:0 0 0 3px rgba(18,184,134,.22);}
.page-hero h1{
  color:#fff;
  font-size:44px;
  line-height:1.2;
  margin:0 0 16px;
}
.page-hero .hero-sub{
  font-size:16px;
  line-height:1.85;
  color:#C4D6EC;
  max-width:620px;
  margin:0 0 26px;
}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}
.hero-stat{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  border-radius:14px;
  padding:12px 18px;
  min-width:120px;
}
.hero-stat b{
  display:block;
  font-size:22px;
  color:#fff;
  font-variant-numeric:tabular-nums;
  line-height:1.3;
}
.hero-stat span{font-size:12.5px;color:#9FB6D0;}
.hero-media{
  position:relative;
  border-radius:var(--r-media);
  overflow:hidden;
  box-shadow:0 26px 60px rgba(6,20,38,.5);
  aspect-ratio:4/3;
  background:var(--accent-soft);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media .media-veil{
  position:absolute;
  inset:auto 0 0 0;
  height:56%;
  background:linear-gradient(to top,rgba(9,26,46,.9),rgba(9,26,46,0));
}
.hero-media .media-note{
  position:absolute;
  left:18px;right:18px;bottom:16px;
  color:#DCE9F9;
  font-size:13px;
  line-height:1.6;
}
.hero-media .media-chip{
  position:absolute;
  left:16px;top:16px;
  padding:6px 13px;
  border-radius:999px;
  background:var(--warm);
  color:#fff;
  font-size:12px;
  font-weight:700;
  letter-spacing:.2px;
}
@media (max-width:991.98px){
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .page-hero{padding:40px 0 44px;}
  .page-hero h1{font-size:32px;}
  .hero-media{aspect-ratio:16/10;}
}
@media (max-width:575.98px){
  .page-hero h1{font-size:27px;line-height:1.3;}
  .hero-stat{padding:10px 14px;min-width:104px;}
  .hero-stat b{font-size:19px;}
}

/* =========================================================
   板块通用
   ========================================================= */
.section{padding:78px 0;}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  font-weight:700;
  color:var(--accent);
  background:var(--accent-soft);
  padding:5px 13px;
  border-radius:999px;
  margin-bottom:14px;
  letter-spacing:.4px;
}
.section-head h2{font-size:32px;line-height:1.3;margin-bottom:12px;}
.section-head p{color:var(--text-2);font-size:15.5px;}
@media (max-width:767.98px){
  .section{padding:52px 0;}
  .section-head h2{font-size:24px;}
}

/* 快速自查三步 */
.step-rail{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
  counter-reset:step;
}
.step-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 24px 24px;
  box-shadow:var(--shadow-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#CFE0F5;}
.step-card .step-no{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;height:34px;
  border-radius:10px;
  background:var(--brand);
  color:#fff;
  font-size:14px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.step-card h3{font-size:19px;line-height:1.45;margin-bottom:10px;}
.step-card p{font-size:14.5px;color:var(--text-2);margin:0;}
@media (max-width:991.98px){
  .step-rail{grid-template-columns:1fr;gap:16px;}
}

/* 状态说明卡片 */
.status-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.status-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 20px;
  box-shadow:var(--shadow-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.status-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.status-card .badge-line{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  padding:4px 11px;
  border-radius:999px;
  background:var(--accent-soft);
  color:var(--brand);
  margin-bottom:14px;
}
.status-card .badge-line.warm{background:#FFF1E8;color:#C4551A;}
.status-card h3{font-size:17px;line-height:1.5;margin-bottom:8px;}
.status-card p{font-size:14px;color:var(--text-2);margin:0;}
@media (max-width:991.98px){
  .status-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:575.98px){
  .status-grid{grid-template-columns:1fr;}
}

/* =========================================================
   FAQ 双栏
   ========================================================= */
.faq-layout{
  display:grid;
  grid-template-columns:250px minmax(0,1fr);
  gap:44px;
  align-items:start;
}
.faq-toc{
  position:sticky;
  top:calc(var(--header-h) + 22px);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 18px;
  box-shadow:var(--shadow-1);
}
.faq-toc h2{
  font-size:14px;
  letter-spacing:.6px;
  color:var(--text-3);
  font-weight:700;
  margin-bottom:14px;
  text-transform:none;
}
.faq-toc ul li + li{margin-top:2px;}
.faq-toc a{
  position:relative;
  display:block;
  padding:9px 12px 9px 16px;
  font-size:14.5px;
  color:var(--text-2);
  border-radius:10px;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.faq-toc a::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:0;
  border-radius:2px;
  background:var(--accent);
  transition:height .22s var(--ease);
}
.faq-toc a:hover{background:var(--accent-soft);color:var(--brand);}
.faq-toc a.active{background:var(--accent-soft);color:var(--brand);font-weight:700;}
.faq-toc a.active::before{height:18px;}
.toc-search{margin-top:18px;}
.toc-search label{display:block;font-size:12.5px;color:var(--text-3);margin-bottom:8px;}
.search-pill{
  display:flex;
  align-items:center;
  gap:8px;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:999px;
  padding:8px 14px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.search-pill:focus-within{
  background:#fff;
  border-color:var(--accent);
  box-shadow:0 0 0 4px rgba(30,111,217,.14);
}
.search-pill i{color:var(--text-3);font-size:13px;}
.search-pill input{
  border:none;
  background:transparent;
  outline:none;
  width:100%;
  font-size:14px;
  color:var(--text);
}
.search-pill input::placeholder{color:var(--text-3);}
.search-result-note{
  margin-top:10px;
  font-size:12.5px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
}

.faq-main{min-width:0;}
.faq-group + .faq-group{margin-top:46px;}
.faq-group{scroll-margin-top:calc(var(--header-h) + 24px);}
.group-head{
  display:flex;
  align-items:center;
  gap:12px;
  padding-bottom:14px;
  margin-bottom:6px;
  border-bottom:2px solid var(--brand-deep);
}
.group-head .group-icon{
  width:34px;height:34px;
  border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-deep);
  color:#fff;
  font-size:14px;
  flex-shrink:0;
}
.group-head h2{font-size:22px;line-height:1.4;}
.group-head .group-count{
  margin-left:auto;
  font-size:12.5px;
  color:var(--brand);
  background:var(--accent-soft);
  padding:4px 12px;
  border-radius:999px;
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}

/* Bootstrap accordion 重塑 */
.faq-main .accordion{--bs-accordion-border-color:transparent;--bs-accordion-bg:transparent;}
.accordion-item{
  background:transparent;
  border:none;
  border-bottom:1px solid var(--line);
  border-radius:0;
}
.accordion-item.is-hidden{display:none;}
.accordion-button{
  width:100%;
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:20px 8px;
  background:transparent;
  border:none;
  border-radius:0 !important;
  box-shadow:none !important;
  color:var(--text);
  font-size:17px;
  font-weight:700;
  line-height:1.6;
  text-align:left;
  transition:background-color .22s var(--ease),color .22s var(--ease),padding .22s var(--ease);
}
.accordion-button:not(.collapsed){
  background:var(--accent-soft);
  color:var(--brand);
  padding-left:16px;
  padding-right:16px;
}
.accordion-button::after{display:none;}
.accordion-button .q-index{
  font-size:13px;
  font-weight:800;
  color:var(--accent);
  opacity:.6;
  min-width:26px;
  padding-top:3px;
  font-variant-numeric:tabular-nums;
}
.accordion-button .q-text{flex:1;}
.accordion-button .toggle-icon{
  color:var(--accent);
  font-size:13px;
  padding-top:6px;
  transition:transform .24s var(--ease);
}
.accordion-button:not(.collapsed) .toggle-icon{transform:rotate(90deg);}
.accordion-body{
  padding:4px 20px 24px 40px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.85;
}
.accordion-body .answer-hint{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:12.5px;
  color:var(--brand);
  background:var(--accent-soft);
  border-radius:999px;
  padding:4px 12px;
  margin-top:14px;
}
.faq-empty{
  display:none;
  padding:34px 20px;
  text-align:center;
  color:var(--text-3);
  font-size:14.5px;
}
.faq-empty i{display:block;font-size:24px;margin-bottom:10px;color:#BECCDD;}
.faq-empty.show{display:block;}
@media (max-width:991.98px){
  .faq-layout{grid-template-columns:1fr;gap:26px;}
  .faq-toc{
    position:static;
    padding:16px;
  }
  .faq-toc ul{
    display:flex;
    gap:8px;
    overflow-x:auto;
    scroll-snap-type:x mandatory;
    padding-bottom:4px;
  }
  .faq-toc ul li{scroll-snap-align:start;flex:0 0 auto;}
  .faq-toc a{white-space:nowrap;padding:8px 14px;background:var(--bg);}
  .faq-toc a::before{display:none;}
  .toc-search{margin-top:14px;}
}

/* =========================================================
   提问表单
   ========================================================= */
.ask-wrap{
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
  gap:44px;
  align-items:start;
}
.ask-intro h2{font-size:30px;line-height:1.32;margin-bottom:14px;}
.ask-intro p{color:var(--text-2);font-size:15.5px;}
.ask-points{margin-top:22px;}
.ask-points li{
  position:relative;
  padding-left:26px;
  font-size:14.5px;
  color:var(--text-2);
  margin-bottom:11px;
}
.ask-points li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:9px;height:9px;
  border-radius:50%;
  background:var(--accent-soft);
  border:2px solid var(--accent);
}
.ask-form{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px 26px;
  box-shadow:var(--shadow-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:var(--text-2);
  margin-bottom:7px;
}
.field input,
.field select,
.field textarea{
  width:100%;
  border:1px solid var(--line);
  background:var(--bg);
  border-radius:14px;
  padding:12px 16px;
  font-size:14.5px;
  color:var(--text);
  font-family:inherit;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.field textarea{border-radius:14px;min-height:118px;resize:vertical;line-height:1.7;}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  background:#fff;
  border-color:var(--accent);
  box-shadow:0 0 0 4px rgba(30,111,217,.14);
}
.field input::placeholder,
.field textarea::placeholder{color:var(--text-3);}
.form-foot{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
  margin-top:6px;
}
.form-foot .form-note{font-size:12.5px;color:var(--text-3);}
.form-feedback{
  display:none;
  margin-top:16px;
  padding:12px 16px;
  border-radius:12px;
  background:var(--accent-soft);
  color:var(--brand);
  font-size:13.5px;
}
.form-feedback.show{display:block;}
@media (max-width:991.98px){
  .ask-wrap{grid-template-columns:1fr;gap:26px;}
  .ask-intro h2{font-size:24px;}
}
@media (max-width:575.98px){
  .form-row{grid-template-columns:1fr;}
  .ask-form{padding:22px 18px;}
}

/* =========================================================
   CTA 面板
   ========================================================= */
.cta-panel{
  position:relative;
  border-radius:var(--r-hero);
  padding:48px 46px;
  background-image:linear-gradient(110deg,rgba(14,42,74,.96),rgba(20,76,140,.88)),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  color:#EAF2FC;
  overflow:hidden;
  box-shadow:0 24px 54px rgba(14,42,74,.26);
}
.cta-panel::after{
  content:"";
  position:absolute;
  left:-100px;bottom:-140px;
  width:360px;height:360px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(30,111,217,.45),transparent 70%);
}
.cta-panel .cta-inner{position:relative;z-index:2;display:flex;gap:34px;align-items:center;justify-content:space-between;flex-wrap:wrap;}
.cta-panel h2{color:#fff;font-size:30px;line-height:1.32;margin-bottom:10px;}
.cta-panel p{color:#C4D6EC;font-size:15px;max-width:560px;margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn-light{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:13px 26px;
  border-radius:999px;
  background:#fff;
  color:var(--brand-deep);
  font-weight:700;
  font-size:14.5px;
  border:none;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-light:hover{color:var(--brand-deep);transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.24);}
.btn-outline-light2{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:12px 24px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.42);
  color:#EAF2FC;
  font-weight:600;
  font-size:14.5px;
  background:transparent;
  transition:background-color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-outline-light2:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;transform:translateY(-2px);}
@media (max-width:767.98px){
  .cta-panel{padding:32px 22px;border-radius:20px;}
  .cta-panel h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions a{flex:1 1 100%;justify-content:center;}
}

/* =========================================================
   页脚
   ========================================================= */
.site-footer{
  background:var(--brand-deep);
  color:#9FB6D0;
  padding-top:60px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand strong{color:#fff;font-size:17px;letter-spacing:.3px;}
.footer-about{font-size:13.5px;line-height:1.85;color:#9FB6D0;margin:0;}
.footer-col h3{
  color:#fff;
  font-size:14px;
  font-weight:700;
  letter-spacing:.5px;
  margin-bottom:16px;
}
.footer-col ul li + li{margin-top:9px;}
.footer-col a{
  color:#C9D6E6;
  font-size:14px;
}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-col p{font-size:13.5px;line-height:1.8;color:#9FB6D0;margin:0;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:#7F97B2;
}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;gap:6px;}
}

/* =========================================================
   移动端吸底 CTA
   ========================================================= */
.mobile-bar{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:80;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--line);
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  gap:10px;
  align-items:center;
}
.mobile-bar .btn-cta,
.mobile-bar .btn-ghost{flex:1;padding:11px 10px;font-size:13.5px;}
.mobile-bar .bar-note{
  display:none;
}
@media (max-width:767.98px){
  .mobile-bar{display:flex;}
  body{padding-bottom:76px;}
}

/* roulang page: category5 */
/* ============ 01 设计变量 ============ */
:root{
  --brand-900:#0E2A4A;
  --brand-700:#144C8C;
  --brand-500:#1E6FD9;
  --brand-100:#E3EEFB;
  --accent:#FF7A2F;
  --ok:#12B886;
  --bg:#F6F9FD;
  --surface:#FFFFFF;
  --line:#E4EBF3;
  --text:#132033;
  --text-2:#5A6C82;
  --text-3:#8C9AAC;
  --r-hero:24px;
  --r-card:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(19,32,51,.04), 0 10px 24px rgba(20,76,140,.07);
  --sh-2:0 6px 14px rgba(19,32,51,.06), 0 18px 40px rgba(20,76,140,.12);
  --sec:96px;
}

/* ============ 02 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand-500);text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--brand-900);letter-spacing:-.01em;line-height:1.3;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,111,217,.18);border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 03 容器与板块 ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:var(--sec) 0;}
.section-tight{padding:56px 0;}
.section-head{max-width:760px;margin:0 auto 44px;text-align:center;}
.section-head h2{font-size:32px;margin-bottom:12px;}
.section-head p{color:var(--text-2);font-size:15px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--brand-700);
  background:var(--brand-100);border-radius:var(--r-pill);
  padding:5px 14px;margin-bottom:16px;font-weight:700;
}

/* ============ 04 顶部活动条 ============ */
.top-strip{
  background:var(--brand-900);
  color:#C9D6E6;
  font-size:12.5px;
  height:36px;
  display:flex;align-items:center;
}
.top-strip .container{display:flex;align-items:center;gap:14px;justify-content:center;flex-wrap:nowrap;}
.top-strip .strip-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(30,111,217,.28);color:#DCE8F7;
  border-radius:var(--r-pill);padding:2px 12px;font-weight:600;white-space:nowrap;
}
.top-strip .strip-time{color:#fff;font-weight:700;font-variant-numeric:tabular-nums;}
.top-strip .strip-time.flip{animation:flip .12s ease-out;}
@keyframes flip{from{transform:scale(1.06);}to{transform:scale(1);}}
.top-strip .strip-text{color:#8FA6BF;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 05 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease-out;
}
.site-header.stuck{box-shadow:0 8px 24px rgba(20,76,140,.1);}
.nav-wrap{display:flex;align-items:center;gap:22px;height:72px;}
.site-header.stuck .nav-wrap{height:60px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:13px;
  background:linear-gradient(135deg,var(--brand-500),var(--brand-700));
  display:grid;place-items:center;color:#fff;font-size:17px;
  box-shadow:0 6px 16px rgba(20,76,140,.28);
}
.brand-text{display:flex;flex-direction:column;font-weight:800;color:var(--brand-900);font-size:17px;line-height:1.15;}
.brand-text small{font-size:11px;font-weight:500;color:var(--text-3);letter-spacing:.02em;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;padding:9px 13px;border-radius:var(--r-sm);
  font-size:14.5px;font-weight:600;color:var(--text-2);white-space:nowrap;
}
.nav-link:hover{color:var(--brand-700);background:var(--brand-100);}
.nav-link.active{color:var(--brand-700);}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:3px;
  border-radius:3px;background:var(--brand-500);
}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:8px;}
.status-chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;font-weight:600;color:var(--brand-700);
  background:var(--brand-100);border-radius:var(--r-pill);padding:5px 13px;white-space:nowrap;
}
.dot-live{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px rgba(18,184,134,.18);}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand-500);color:#fff;font-weight:700;
  border:1px solid transparent;border-radius:var(--r-pill);
  padding:12px 26px;font-size:15px;
  transition:background .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.btn-cta:hover{background:var(--brand-700);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-cta:active{transform:translateY(0);}
.btn-cta.small{padding:9px 18px;font-size:13.5px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:#fff;color:var(--brand-700);font-weight:700;
  border:1px solid var(--line);border-radius:var(--r-pill);
  padding:12px 24px;font-size:15px;
  transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.btn-ghost:hover{border-color:var(--brand-500);transform:translateY(-2px);box-shadow:var(--sh-1);color:var(--brand-700);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-sm);
  background:var(--brand-100);border:none;color:var(--brand-700);font-size:17px;
}

/* ============ 06 移动端抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,42,74,.5);
  opacity:0;visibility:hidden;transition:opacity .24s ease-out,visibility .24s;z-index:1040;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(330px,86vw);
  background:var(--brand-900);z-index:1050;
  transform:translateX(102%);transition:transform .28s ease-out;
  padding:20px 22px 30px;display:flex;flex-direction:column;gap:22px;overflow-y:auto;
}
.nav-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-head .brand-text{color:#fff;}
.drawer-head .brand-text small{color:#8FA6BF;}
.drawer-close{background:rgba(255,255,255,.1);border:none;color:#fff;width:38px;height:38px;border-radius:11px;font-size:16px;}
.drawer-links{display:flex;flex-direction:column;gap:4px;}
.drawer-links a{
  color:#C9D6E6;font-weight:600;font-size:15px;padding:12px 14px;border-radius:var(--r-sm);
}
.drawer-links a:hover{background:rgba(30,111,217,.22);color:#fff;}
.drawer-links a.active{background:rgba(30,111,217,.32);color:#fff;}
.drawer-panel{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-card);padding:18px;color:#C9D6E6;font-size:13px;
}
.drawer-panel strong{display:block;color:#fff;font-size:16px;margin-bottom:6px;font-variant-numeric:tabular-nums;}
.drawer-panel .drawer-btns{display:flex;flex-direction:column;gap:10px;margin-top:14px;}
.drawer-panel .btn-cta,.drawer-panel .btn-ghost{width:100%;}

/* ============ 07 面包屑 ============ */
.crumb{font-size:12.5px;color:var(--text-3);padding:18px 0 0;}
.crumb a{color:var(--brand-500);font-weight:600;}
.crumb span.sep{margin:0 8px;color:var(--text-3);}
.crumb .current{color:var(--text-3);}

/* ============ 08 页头 Banner ============ */
.page-hero{
  position:relative;margin:18px 0 0;border-radius:var(--r-hero);overflow:hidden;
  background-image:linear-gradient(115deg,rgba(14,42,74,.92),rgba(20,76,140,.78)),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  color:#fff;padding:64px 48px;
  box-shadow:var(--sh-1);
}
.page-hero h1{color:#fff;font-size:44px;line-height:1.2;margin-bottom:16px;}
.page-hero h1 em{font-style:normal;color:#7FB6FF;}
.page-hero .lead{color:#CFE0F5;font-size:16.5px;max-width:680px;margin-bottom:24px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);
  color:#E7F0FB;font-size:12.5px;font-weight:600;
  border-radius:var(--r-pill);padding:6px 14px;font-variant-numeric:tabular-nums;
}
.chip .dot-live{box-shadow:0 0 0 3px rgba(18,184,134,.24);}
.chip.accent{background:rgba(255,122,47,.18);border-color:rgba(255,122,47,.36);color:#FFD3B8;}

/* ============ 09 数据条 ============ */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 28px;margin-top:-38px;position:relative;z-index:2;box-shadow:var(--sh-2);
}
.stat-item{border-right:1px solid var(--line);padding-right:18px;}
.stat-item:last-child{border-right:none;padding-right:0;}
.stat-item .k{font-size:12.5px;color:var(--text-2);font-weight:600;letter-spacing:.02em;}
.stat-item .v{font-size:30px;font-weight:800;color:var(--brand-700);font-variant-numeric:tabular-nums;line-height:1.2;margin-top:4px;}
.stat-item .v small{font-size:14px;font-weight:600;color:var(--text-3);margin-left:4px;}

/* ============ 10 筛选与订阅 ============ */
.tool-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 18px;box-shadow:var(--sh-1);margin-bottom:34px;
}
.filter-pills{display:flex;flex-wrap:wrap;gap:8px;}
.pill{
  border:1px solid var(--line);background:#fff;color:var(--text-2);
  border-radius:var(--r-pill);padding:8px 16px;font-size:13px;font-weight:600;
  transition:all .2s ease-out;
}
.pill:hover{border-color:var(--brand-500);color:var(--brand-700);}
.pill.active{background:var(--brand-500);border-color:var(--brand-500);color:#fff;}
.search-pill{
  display:flex;align-items:center;gap:8px;flex:1 1 260px;
  background:var(--brand-100);border:1px solid transparent;border-radius:var(--r-pill);
  padding:4px 6px 4px 16px;
}
.search-pill input{border:none;background:transparent;outline:none;font-size:14px;color:var(--text);width:100%;padding:8px 0;}
.search-pill input::placeholder{color:var(--text-3);}
.search-pill button{
  border:none;background:var(--brand-500);color:#fff;border-radius:var(--r-pill);
  padding:8px 18px;font-size:13px;font-weight:700;
}
.search-pill:focus-within{border-color:var(--brand-500);box-shadow:0 0 0 4px rgba(30,111,217,.16);}

/* ============ 11 时间轴 ============ */
.tl-wrap{max-width:860px;margin:0 auto;}
.tl-list{position:relative;padding-left:30px;}
.tl-list::before{
  content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--brand-500),var(--line));
  border-radius:2px;opacity:.45;
}
.tl-group{margin-bottom:38px;}
.tl-group:last-child{margin-bottom:0;}
.tl-year{
  display:flex;align-items:center;gap:12px;margin-bottom:18px;
  font-size:14px;font-weight:800;color:var(--brand-900);letter-spacing:.02em;
}
.tl-year .count{
  font-size:12px;font-weight:600;color:var(--brand-700);
  background:var(--brand-100);border-radius:var(--r-pill);padding:3px 12px;
}
.tl-item{position:relative;margin-bottom:16px;}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:24px;width:10px;height:10px;border-radius:50%;
  background:#fff;border:2px solid var(--brand-500);box-shadow:0 0 0 4px rgba(30,111,217,.1);
}
.tl-card{
  position:relative;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 24px;box-shadow:var(--sh-1);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.tl-card::after{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand-500);
  transform:scaleY(0);transform-origin:top;transition:transform .24s ease-out;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D3E2F5;}
.tl-card:hover::after{transform:scaleY(1);}
.tl-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:8px;}
.tl-head h3{font-size:19px;line-height:1.45;}
.tl-date{
  display:inline-flex;align-items:baseline;gap:4px;
  font-size:12.5px;color:var(--text-3);font-weight:600;font-variant-numeric:tabular-nums;
}
.badge-state{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;border-radius:var(--r-pill);padding:3px 12px;
}
.badge-state.live{color:#0B7B58;background:rgba(18,184,134,.12);}
.badge-state.pending{color:#B4531A;background:rgba(255,122,47,.13);}
.badge-state.review{color:var(--brand-700);background:var(--brand-100);}
.tl-card p{font-size:14.6px;color:var(--text-2);}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  font-size:12px;font-weight:600;color:var(--brand-700);
  background:var(--brand-100);border-radius:var(--r-pill);padding:4px 12px;
}
.tl-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;margin-top:14px;}

/* ============ 12 关注要点卡片 ============ */
.focus-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.focus-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s ease-out,box-shadow .22s ease-out;
}
.focus-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.focus-media{aspect-ratio:16/10;background:var(--brand-100);overflow:hidden;}
.focus-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.focus-card:hover .focus-media img{transform:scale(1.05);}
.focus-body{padding:22px 24px 26px;}
.focus-body h3{font-size:19px;margin-bottom:10px;}
.focus-body p{font-size:14.5px;color:var(--text-2);}
.focus-body .tag{margin-top:14px;display:inline-block;}

/* ============ 13 FAQ ============ */
.faq-shell{max-width:880px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:14px;overflow:hidden;transition:border-color .2s ease-out,box-shadow .2s ease-out;}
.faq-item:hover{border-color:#D3E2F5;box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;text-align:left;
  background:transparent;border:none;padding:20px 22px;
  font-size:16.5px;font-weight:700;color:var(--brand-900);
}
.faq-q .idx{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  background:var(--brand-100);color:var(--brand-700);
  display:grid;place-items:center;font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
}
.faq-q .arrow{margin-left:auto;color:var(--brand-500);transition:transform .24s ease-out;font-size:14px;}
.faq-q:not(.collapsed) .arrow{transform:rotate(90deg);}
.faq-q:not(.collapsed){background:var(--brand-100);color:var(--brand-700);}
.faq-a{padding:4px 22px 22px 64px;font-size:15px;color:var(--text-2);}

/* ============ 14 CTA 区 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-hero);
  background-image:linear-gradient(110deg,rgba(14,42,74,.95),rgba(20,76,140,.82)),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  color:#fff;padding:56px 52px;
  display:flex;flex-wrap:wrap;align-items:center;gap:34px;justify-content:space-between;
  box-shadow:var(--sh-2);
}
.cta-band .cta-copy{max-width:600px;}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:14px;}
.cta-band p{color:#CFE0F5;font-size:15.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-band .btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3);color:#fff;}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;border-color:rgba(255,255,255,.5);}
.cta-count{
  background:rgba(255,122,47,.16);border:1px solid rgba(255,122,47,.35);
  border-radius:var(--r-card);padding:16px 22px;text-align:center;
}
.cta-count .k{font-size:12px;color:#FFD3B8;font-weight:600;}
.cta-count .v{font-size:26px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;line-height:1.2;margin-top:4px;}

/* ============ 15 页脚 ============ */
.site-footer{background:var(--brand-900);color:#C9D6E6;margin-top:var(--sec);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand strong{color:#fff;font-size:17px;}
.footer-about{font-size:14px;color:#9FB3CA;line-height:1.8;max-width:360px;}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:#C9D6E6;font-size:14px;transition:color .2s ease-out;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-col p{font-size:13.5px;color:#9FB3CA;line-height:1.8;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#8FA6BF;
}

/* ============ 16 响应式 ============ */
@media (max-width:1199px){
  .container{width:96%;padding:0 18px;}
  .page-hero h1{font-size:38px;}
  .nav-link{padding:9px 10px;font-size:14px;}
}
@media (max-width:991px){
  :root{--sec:72px;}
  .nav-links{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .status-chip{display:none;}
  .nav-wrap{height:66px;}
  .page-hero{padding:48px 30px;}
  .page-hero h1{font-size:32px;}
  .stat-bar{grid-template-columns:repeat(2,1fr);gap:22px 16px;padding:22px;}
  .stat-item:nth-child(2){border-right:none;padding-right:0;}
  .stat-item:nth-child(3),.stat-item:nth-child(4){border-top:1px solid var(--line);padding-top:18px;}
  .focus-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  .cta-band{padding:44px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--sec:56px;}
  body{font-size:15px;}
  .top-strip{height:auto;padding:7px 0;font-size:12px;}
  .top-strip .strip-text{display:none;}
  .section-head h2{font-size:24px;}
  .page-hero{margin-top:14px;border-radius:20px;padding:36px 22px;}
  .page-hero h1{font-size:27px;}
  .page-hero .lead{font-size:15px;}
  .stat-bar{margin-top:-24px;}
  .stat-item .v{font-size:24px;}
  .tool-bar{padding:14px;}
  .search-pill{flex:1 1 100%;}
  .tl-list{padding-left:22px;}
  .tl-list::before{left:6px;}
  .tl-item::before{left:-22px;top:20px;width:9px;height:9px;}
  .tl-card{padding:16px 18px;}
  .tl-head h3{font-size:17px;}
  .focus-grid{grid-template-columns:1fr;}
  .cta-band{padding:34px 22px;border-radius:20px;}
  .cta-band h2{font-size:23px;}
  .cta-count{width:100%;}
  .faq-a{padding-left:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{justify-content:flex-start;}
}
@media (max-width:520px){
  .container{padding:0 14px;}
  .brand-text small{display:none;}
  .btn-cta.small{padding:8px 14px;font-size:13px;}
  .stat-bar{grid-template-columns:1fr;gap:16px;}
  .stat-item{border-right:none;padding-right:0;border-top:1px solid var(--line);padding-top:14px;}
  .stat-item:first-child{border-top:none;padding-top:0;}
}