/* roulang page: index */
:root{
  --brand-500:#FF6B2C;
  --brand-600:#E5501A;
  --brand-100:#FFE9DD;
  --accent-500:#12D6A6;
  --accent-600:#0BAF88;
  --violet-500:#7C4DFF;
  --ink-900:#17121C;
  --ink-700:#3A2F42;
  --ink-500:#6B6172;
  --ink-300:#A79EAE;
  --paper-0:#FFFFFF;
  --paper-50:#FFF8F3;
  --paper-100:#F6EDE7;
  --line:#F0E4DC;
  --grad-brand:linear-gradient(120deg,#FF6B2C 0%,#FF3D77 50%,#7C4DFF 100%);
  --grad-dark:linear-gradient(160deg,#17121C 0%,#2A1B33 100%);
  --sh-1:0 2px 6px rgba(23,18,28,.06);
  --sh-2:0 12px 28px rgba(23,18,28,.10);
  --sh-3:0 24px 56px rgba(23,18,28,.16);
  --sh-glow:0 10px 24px rgba(255,107,44,.34);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink-700);
  background:var(--paper-0);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-500)}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:800;line-height:1.28}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,select{font-family:inherit;font-size:15px}
.container,.grid-container{width:100%;max-width:1200px;margin-left:auto;margin-right:auto;padding-left:32px;padding-right:32px}
@media screen and (max-width:1023px){.container{padding-left:24px;padding-right:24px}}
@media screen and (max-width:575px){.container{padding-left:18px;padding-right:18px}}

/* ============ 顶部倒计时条 ============ */
.sticky-shell{position:fixed;top:0;left:0;right:0;z-index:100}
.topbar{background:var(--grad-brand);color:#fff}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px;font-size:13px}
.topbar-state{display:inline-flex;align-items:center;gap:7px;letter-spacing:.02em;white-space:nowrap}
.topbar-state .dot{width:7px;height:7px;border-radius:50%;background:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.25);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.countdown{display:flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums}
.cd-item{display:inline-flex;align-items:baseline;gap:3px}
.cd-item b{font-size:15px;font-weight:800;background:rgba(255,255,255,.2);border-radius:8px;padding:2px 7px;letter-spacing:.02em}
.cd-item i{font-style:normal;font-size:11px;opacity:.85}
.topbar-link{color:#fff;font-size:12px;border-bottom:1px solid rgba(255,255,255,.6);white-space:nowrap}
.topbar-link:hover{color:#fff;border-bottom-color:#fff}
@media screen and (max-width:767px){
  .topbar-inner{height:34px;gap:10px;font-size:12px}
  .topbar-state span{display:none}
  .cd-item b{font-size:13px;padding:1px 6px}
  .topbar-link{display:none}
}

/* ============ 导航 ============ */
.site-header{
  background:rgba(23,18,28,.28);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.16);
  transition:background .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.site-header.is-scrolled{background:rgba(255,255,255,.97);border-bottom-color:var(--line);box-shadow:var(--sh-2)}
.nav-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height .24s var(--ease)}
.site-header.is-scrolled .nav-inner{height:60px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;color:#fff}
.brand:hover{color:#fff}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--grad-brand);display:grid;place-items:center;font-size:18px;font-weight:800;color:#fff;box-shadow:var(--sh-glow);flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:.02em}
.brand-text i{font-style:normal;font-size:10px;letter-spacing:.2em;color:rgba(255,255,255,.72)}
.site-header.is-scrolled .brand{color:var(--ink-900)}
.site-header.is-scrolled .brand-text i{color:var(--ink-300)}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 13px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:rgba(255,255,255,.86);white-space:nowrap;
  transition:color .18s ease,background .18s ease;
}
.main-nav a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:5px;height:2px;border-radius:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;transition:transform .16s ease;
}
.main-nav a:hover{color:#fff}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1)}
.site-header.is-scrolled .main-nav a{color:var(--ink-500)}
.site-header.is-scrolled .main-nav a:hover,.site-header.is-scrolled .main-nav a.is-active{color:var(--ink-900)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-pill);display:grid;place-items:center;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.26)}
.site-header.is-scrolled .icon-btn{background:var(--paper-100);border-color:var(--line);color:var(--ink-700)}
.site-header.is-scrolled .icon-btn:hover{background:var(--brand-100);color:var(--brand-600)}
.nav-cta{height:44px;padding:0 22px;font-size:15px}
.hamburger{display:none}
@media screen and (max-width:1023px){
  .main-nav a{padding:0 10px;font-size:14px}
  .main-nav a::after{left:10px;right:10px}
  .brand-text i{letter-spacing:.14em}
}
@media screen and (max-width:900px){
  .main-nav{display:none}
  .hamburger{display:inline-flex}
  .nav-cta{display:none}
}

/* ============ 移动抽屉 ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(23,18,28,.55);opacity:0;pointer-events:none;transition:opacity .22s ease;z-index:200}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:340px;background:#fff;
  border-radius:24px 0 0 24px;transform:translateX(100%);
  transition:transform .22s var(--ease);z-index:201;display:flex;flex-direction:column;
  padding:18px 16px 20px;box-shadow:var(--sh-3);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:4px 6px 16px;border-bottom:1px solid var(--line)}
.drawer-head .brand{color:var(--ink-900)}
.drawer-head .brand-text i{color:var(--ink-300)}
.drawer-close{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--paper-50);color:var(--ink-700);display:grid;place-items:center}
.drawer-nav{padding:14px 0;flex:1;overflow-y:auto}
.drawer-nav a{
  display:block;padding:13px 14px;border-radius:12px;color:var(--ink-700);font-size:16px;font-weight:600;
  border-left:3px solid transparent;transition:background .18s ease,border-color .18s ease,color .18s ease;
}
.drawer-nav a:hover{background:var(--paper-50);color:var(--brand-600)}
.drawer-nav a.is-active{background:var(--brand-100);border-left-color:var(--brand-500);color:var(--brand-600)}
.drawer-foot{padding-top:14px;border-top:1px solid var(--line)}
.drawer-foot .btn{width:100%}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;
  border-radius:var(--r-pill);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s ease,color .24s ease,border-color .24s ease;
  white-space:nowrap;text-align:center;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-glow)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.05)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(255,107,44,.28)}
.btn-glass{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.5);color:#fff}
.btn-glass:hover{background:#fff;color:var(--brand-600);border-color:#fff}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink-700)}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-600);background:var(--brand-100)}
.btn-white{background:#fff;color:var(--brand-600);box-shadow:var(--sh-2)}
.btn-white:hover{color:var(--brand-500);transform:translateY(-2px);box-shadow:var(--sh-3)}
.btn:focus-visible,.icon-btn:focus-visible,.drawer-close:focus-visible,a:focus-visible{outline:3px solid rgba(255,107,44,.32);outline-offset:2px}
.btn-block{width:100%}
.btn-sm{height:42px;padding:0 20px;font-size:14px}

/* ============ Chip / Badge ============ */
.chip{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);font-size:11px;letter-spacing:.02em;background:var(--paper-100);color:var(--ink-500);white-space:nowrap}
.chip-brand{background:var(--brand-100);color:var(--brand-600);font-weight:600}
.chip-glass{background:rgba(255,255,255,.18);color:#fff;border:1px solid rgba(255,255,255,.28);height:23px}
.glass-badge{
  display:inline-flex;align-items:baseline;gap:10px;padding:11px 22px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;
}
.glass-badge b{font-size:28px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--accent-500);line-height:1}
.glass-badge span{font-size:13px;color:rgba(255,255,255,.82)}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--ink-900);min-height:620px;display:flex;align-items:center;padding:196px 0 96px}
.hero-bg{position:absolute;inset:0;z-index:0;background-image:url(/assets/images/backpic/back-1.webp);background-size:cover;background-position:center;opacity:.9}
.hero-veil{position:absolute;inset:0;z-index:1;background:linear-gradient(120deg,rgba(255,107,44,.82) 0%,rgba(255,61,119,.78) 48%,rgba(124,77,255,.84) 100%)}
.hero-fade{position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(23,18,28,.42) 0%,rgba(23,18,28,.10) 42%,rgba(23,18,28,.80) 100%)}
.hero-inner{position:relative;z-index:2;width:100%}
.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.1em;color:#fff;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);border-radius:var(--r-pill);
  padding:7px 16px;margin-bottom:22px;
}
.eyebrow i{color:var(--accent-500)}
.hero h1{color:#fff;font-size:clamp(30px,4.4vw,52px);line-height:1.16;letter-spacing:-.01em;margin-bottom:18px}
.hero-sub{font-size:18px;line-height:1.66;color:rgba(255,255,255,.88);max-width:30em;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-badges{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.hero-badges .glass-badge:nth-child(2){margin-left:28px}
.hero-badges .glass-badge:nth-child(3){margin-left:12px}
.hero-badges .glass-badge:nth-child(4){margin-left:40px}
@media screen and (max-width:1023px){
  .hero{padding:170px 0 76px;min-height:0}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-sub{font-size:17px}
}
@media screen and (max-width:767px){
  .hero{padding:150px 0 62px}
  .hero h1{font-size:30px}
  .hero-badges{flex-direction:row;overflow-x:auto;gap:12px;padding:2px 18px 8px;margin:0 -18px;scrollbar-width:none}
  .hero-badges::-webkit-scrollbar{display:none}
  .hero-badges .glass-badge{margin-left:0!important;flex:0 0 auto}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 100%}
}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section-tint{background:var(--paper-50)}
.section-dark{background:var(--grad-dark);color:#fff}
.section-head{max-width:660px;margin-bottom:44px}
.section-head h2{font-size:clamp(23px,3vw,30px);line-height:1.3;margin-bottom:12px}
.section-head p{font-size:16px;line-height:1.75;color:var(--ink-500)}
.section-dark .section-head h2{color:#fff}
.section-dark .section-head p{color:rgba(255,255,255,.72)}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap}
.section-head-row .section-head{margin-bottom:0}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-600)}
.text-link i{transition:transform .2s var(--ease)}
.text-link:hover i{transform:translateX(4px)}
.section-dark .text-link{color:var(--accent-500)}
@media screen and (max-width:1023px){.section{padding:72px 0}.section-head{margin-bottom:34px}.section-head-row{margin-bottom:34px}}
@media screen and (max-width:575px){.section{padding:52px 0}.section-head{margin-bottom:28px}.section-head-row{margin-bottom:28px}}

/* ============ 卡片基础 ============ */
.card{
  background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-100)}

/* ============ 活动卖点 ============ */
.feature-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px;align-items:stretch}
.feature-main{padding:32px;display:flex;flex-direction:column;gap:16px;position:relative;background:linear-gradient(160deg,#fff 0%,var(--paper-50) 100%);overflow:hidden}
.feature-main .fm-icon{width:56px;height:56px;border-radius:18px;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-size:22px;box-shadow:var(--sh-glow)}
.feature-main h3{font-size:22px;line-height:1.4}
.feature-main p{font-size:15px;line-height:1.75;color:var(--ink-500)}
.feature-main .fm-arrow{margin-top:auto;align-self:flex-end;width:46px;height:46px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--brand-600);background:#fff;transition:transform .24s var(--ease),background .24s ease,color .24s ease}
.feature-main:hover .fm-arrow{background:var(--brand-500);color:#fff;border-color:var(--brand-500);transform:translateX(4px)}
.feature-list{display:flex;flex-direction:column;gap:16px}
.feature-item{display:flex;align-items:center;gap:18px;padding:20px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.feature-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-100)}
.feature-item .fi-icon{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-size:17px;flex:0 0 auto;background:var(--brand-100);color:var(--brand-600)}
.feature-item .fi-icon.violet{background:#EFE8FF;color:var(--violet-500)}
.feature-item .fi-icon.mint{background:#DEFBF3;color:var(--accent-600)}
.feature-item .fi-text{flex:1;min-width:0}
.feature-item h3{font-size:17px;line-height:1.45;margin-bottom:3px}
.feature-item p{font-size:14px;line-height:1.6;color:var(--ink-500);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.feature-item .fi-tag{flex:0 0 auto}
@media screen and (max-width:1023px){
  .feature-grid{grid-template-columns:1fr;gap:18px}
}
@media screen and (max-width:575px){
  .feature-item{padding:16px 18px;gap:14px}
  .feature-item p{white-space:normal}
  .feature-item .fi-tag{display:none}
}

/* ============ 图墙 ============ */
.gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.g-card{position:relative;display:block;border-radius:20px;overflow:hidden;background:#241B2B;aspect-ratio:16/10;box-shadow:var(--sh-2)}
.g-card img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.g-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 34%,rgba(0,0,0,.72) 100%);transition:background .3s ease;pointer-events:none}
.g-card:hover img{transform:scale(1.05)}
.g-card:hover{box-shadow:var(--sh-3)}
.g-card:hover::after{background:linear-gradient(180deg,rgba(0,0,0,.12) 18%,rgba(0,0,0,.84) 100%)}
.g-card:focus-visible{outline:2px solid var(--accent-500);outline-offset:3px}
.g-body{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff}
.g-body h3{color:#fff;font-size:18px;font-weight:700;line-height:1.4;margin:8px 0 0}
.g-num{position:absolute;top:14px;right:14px;z-index:2;background:var(--accent-500);color:#06251C;font-weight:800;font-size:12px;padding:5px 11px;border-radius:var(--r-pill);font-variant-numeric:tabular-nums}
.g-a{grid-column:span 7}
.g-b{grid-column:span 5}
.g-c,.g-d,.g-e{grid-column:span 4}
.g-f{grid-column:span 5}
.g-g{grid-column:span 7}
@media screen and (max-width:1023px){
  .gallery{gap:16px}
  .g-a,.g-b,.g-c,.g-d,.g-e,.g-f,.g-g{grid-column:span 6}
  .g-card{aspect-ratio:16/10}
}
@media screen and (max-width:575px){
  .gallery{grid-template-columns:1fr;gap:14px}
  .g-a,.g-b,.g-c,.g-d,.g-e,.g-f,.g-g{grid-column:span 1}
  .g-card{aspect-ratio:3/2}
}

/* ============ 数据条 ============ */
.stat-band{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:44px}
.stat-item{padding:24px;border-radius:var(--r-md);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14)}
.stat-item b{display:block;font-size:32px;font-weight:800;color:var(--accent-500);font-variant-numeric:tabular-nums;line-height:1.1}
.stat-item span{font-size:13px;color:rgba(255,255,255,.72);letter-spacing:.02em}
@media screen and (max-width:767px){
  .stat-band{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:32px}
  .stat-item{padding:18px}
  .stat-item b{font-size:26px}
}

/* ============ 最新资讯（CMS） ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.news-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-100)}
.news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--paper-100)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:18px;line-height:1.46;font-weight:700;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body h3 a{color:var(--ink-900)}
.news-body h3 a:hover{color:var(--brand-600)}
.news-sum{font-size:15px;line-height:1.72;color:var(--ink-500);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:8px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-300);font-variant-numeric:tabular-nums}
.news-meta .sep{color:var(--line)}
@media screen and (max-width:1023px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}}
@media screen and (max-width:639px){
  .news-grid{grid-template-columns:1fr;gap:16px}
  .news-thumb{aspect-ratio:2/1}
  .news-body{padding:18px 20px 20px}
}

/* ============ 空态 ============ */
.empty-state{
  border:1px dashed var(--line);border-radius:20px;background:#fff;
  padding:48px 24px;text-align:center;min-height:220px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
}
.empty-icon{width:64px;height:64px;border-radius:50%;background:var(--brand-100);color:var(--brand-600);display:grid;place-items:center;font-size:24px}
.empty-state p{font-size:15px;color:var(--ink-500);margin:0}

/* ============ 口碑 ============ */
.voice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.voice-card{padding:28px;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:16px;transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.voice-card .quote{font-size:15px;line-height:1.85;color:var(--ink-700);margin:0}
.voice-user{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line)}
.voice-avatar{width:40px;height:40px;border-radius:50%;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;flex:0 0 auto}
.voice-user b{display:block;font-size:14px;color:var(--ink-900)}
.voice-user span{font-size:12px;color:var(--ink-300)}
.stars{color:var(--brand-500);font-size:13px;letter-spacing:.12em}
@media screen and (max-width:1023px){.voice-grid{grid-template-columns:1fr;gap:16px}}

/* ============ CTA 通栏 ============ */
.cta-band{background:var(--grad-brand);padding:84px 0;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.10);pointer-events:none}
.cta-band::after{content:"";position:absolute;left:-90px;bottom:-140px;width:340px;height:340px;border-radius:50%;background:rgba(23,18,28,.12);pointer-events:none}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:48px;align-items:center}
.cta-copy h2{color:#fff;font-size:clamp(24px,3vw,30px);line-height:1.32;margin-bottom:14px}
.cta-copy p{color:rgba(255,255,255,.9);font-size:16px;line-height:1.75;margin-bottom:24px}
.cta-points{display:flex;flex-direction:column;gap:10px}
.cta-points li{display:flex;align-items:center;gap:10px;font-size:15px;color:#fff}
.cta-points li i{color:rgba(255,255,255,.92);font-size:14px}
.form-card{background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-3);padding:28px}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .form-hint{font-size:13px;color:var(--ink-300);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-700);margin-bottom:7px}
.field input,.field select{
  width:100%;height:48px;border-radius:var(--r-sm);background:var(--paper-100);
  border:1px solid transparent;padding:0 16px;color:var(--ink-700);outline:none;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
  appearance:none;-webkit-appearance:none;
}
.field select{background-image:linear-gradient(45deg,transparent 50%,var(--ink-500) 50%),linear-gradient(135deg,var(--ink-500) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:44px}
.field input::placeholder{color:var(--ink-300)}
.field input:focus,.field select:focus{background:#fff;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(255,107,44,.18)}
.form-note{font-size:12px;line-height:1.7;color:var(--ink-300);margin-top:12px}
@media screen and (max-width:1023px){
  .cta-band{padding:66px 0}
  .cta-grid{grid-template-columns:1fr;gap:30px}
  .form-card{order:-1}
}
@media screen and (max-width:575px){
  .cta-band{padding:52px 0}
  .form-card{padding:20px}
}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:44px;align-items:start}
.faq-side h2{font-size:clamp(23px,3vw,30px);line-height:1.3;margin-bottom:12px}
.faq-side p{font-size:15px;line-height:1.8;color:var(--ink-500);margin-bottom:24px}
.accordion{background:transparent;border:0;margin:0}
.accordion-item{background:#fff;border:1px solid var(--line);border-radius:18px;margin-bottom:12px;overflow:hidden;transition:box-shadow .24s var(--ease),border-color .24s var(--ease)}
.accordion-item.is-active{border-color:var(--brand-100);box-shadow:var(--sh-1)}
.accordion-title{
  display:block;border:0;background:transparent;font-size:17px;font-weight:700;color:var(--ink-700);
  padding:20px 60px 20px 24px;position:relative;line-height:1.5;
}
.accordion-title:hover{color:var(--brand-600);background:transparent}
.accordion-title::before{
  content:"";position:absolute;right:26px;top:50%;width:9px;height:9px;margin:0;
  border-right:2px solid var(--brand-500);border-bottom:2px solid var(--brand-500);
  transform:translateY(-72%) rotate(45deg);transition:transform .24s var(--ease);
}
.accordion-item.is-active .accordion-title::before{transform:translateY(-28%) rotate(225deg)}
.accordion-content{border:0;background:transparent;padding:0 24px 22px;color:var(--ink-500);font-size:15px;line-height:1.88}
.accordion-content p{margin:0}
@media screen and (max-width:1023px){
  .faq-grid{grid-template-columns:1fr;gap:26px}
  .faq-side p{margin-bottom:18px}
}
@media screen and (max-width:575px){
  .accordion-title{padding:17px 52px 17px 18px;font-size:16px}
  .accordion-content{padding:0 18px 18px}
}

/* ============ 页脚 ============ */
.site-footer{position:relative;background:var(--grad-dark);color:rgba(255,255,255,.7)}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-brand)}
.footer-top{padding:72px 0 44px;display:grid;grid-template-columns:minmax(0,4fr) minmax(0,2.4fr) minmax(0,2.4fr) minmax(0,3.2fr);gap:36px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand:hover{color:#fff}
.footer-brand .brand-text i{color:rgba(255,255,255,.6)}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);margin-bottom:18px;max-width:26em}
.footer-social{display:flex;gap:10px}
.footer-social a{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.8);transition:background .2s ease,color .2s ease,transform .2s ease}
.footer-social a:hover{background:var(--brand-500);color:#fff;border-color:var(--brand-500);transform:translateY(-2px)}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700;letter-spacing:.02em}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col ul a:hover{color:var(--accent-500)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.66);margin-bottom:12px}
.footer-contact li i{color:var(--accent-500);margin-top:4px;font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}
.to-top{display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 18px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.2);background:transparent;color:rgba(255,255,255,.8);font-size:13px;transition:background .2s ease,color .2s ease,border-color .2s ease}
.to-top:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}
@media screen and (max-width:1023px){
  .footer-top{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;padding:56px 0 34px}
}
@media screen and (max-width:575px){
  .footer-top{grid-template-columns:1fr;gap:26px;padding:48px 0 28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms!important;animation-duration:.01ms!important;scroll-behavior:auto!important}
  .card:hover,.news-card:hover,.feature-item:hover,.g-card:hover img,.voice-card:hover,.btn:hover{transform:none!important}
}

/* roulang page: article */
:root{
  --brand-500:#FF6B2C;
  --brand-600:#E5501A;
  --brand-100:#FFE9DD;
  --accent-500:#12D6A6;
  --accent-600:#0BAF88;
  --violet-500:#7C4DFF;
  --ink-900:#17121C;
  --ink-700:#3A2F42;
  --ink-500:#6B6172;
  --ink-300:#A79EAE;
  --paper-0:#FFFFFF;
  --paper-50:#FFF8F3;
  --paper-100:#F6EDE7;
  --line:#F0E4DC;
  --grad-brand:linear-gradient(120deg,#FF6B2C 0%,#FF3D77 50%,#7C4DFF 100%);
  --grad-dark:linear-gradient(160deg,#17121C 0%,#2A1B33 100%);
  --sh-1:0 2px 6px rgba(23,18,28,.06);
  --sh-2:0 12px 28px rgba(23,18,28,.10);
  --sh-3:0 24px 56px rgba(23,18,28,.16);
  --sh-glow:0 10px 24px rgba(255,107,44,.34);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--ink-700);
  background:var(--paper-50);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-500);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,select{font-family:inherit;font-size:15px;}
:focus-visible{outline:3px solid rgba(255,107,44,.32);outline-offset:2px;border-radius:6px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ---------- 容器 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.grid-container{max-width:1200px;padding-left:32px;padding-right:32px;}

/* ---------- 顶部（倒计时 + 导航） ---------- */
.head-wrap{position:sticky;top:0;z-index:300;}
.countdown-bar{
  height:36px;
  background:var(--grad-brand);
  color:#fff;
  font-size:13px;
  display:flex;
  align-items:center;
}
.countdown-bar .container{display:flex;align-items:center;justify-content:space-between;gap:14px;}
.cd-status{display:flex;align-items:center;gap:8px;white-space:nowrap;font-weight:600;}
.cd-status i{font-size:12px;opacity:.9;}
.cd-clock{display:flex;align-items:center;gap:10px;}
.cd-cell{display:flex;align-items:baseline;gap:2px;}
.cd-cell b{font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.cd-cell span{font-size:11px;opacity:.82;}
.cd-link{color:#fff;font-size:12px;white-space:nowrap;border-bottom:1px solid rgba(255,255,255,.5);padding-bottom:1px;}
.cd-link:hover{color:#fff;border-bottom-color:#fff;}

.site-header{
  height:72px;
  background:rgba(23,18,28,.28);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:var(--sh-1);
  transition:background .24s ease,height .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.head-wrap.is-solid .site-header{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:var(--sh-2);
  height:60px;
}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;}

.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:var(--grad-brand);
  color:#fff;font-weight:800;font-size:19px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-glow);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text b{font-size:19px;font-weight:800;letter-spacing:.06em;color:#fff;transition:color .24s ease;}
.brand-text i{font-size:10px;font-style:normal;letter-spacing:.32em;color:rgba(255,255,255,.72);transition:color .24s ease;}
.head-wrap.is-solid .brand-text b{color:var(--ink-900);}
.head-wrap.is-solid .brand-text i{color:var(--ink-500);}

.main-nav ul{display:flex;align-items:center;gap:26px;}
.main-nav a{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:rgba(255,255,255,.9);
  padding:6px 0;
  white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;transition:transform .16s ease;
}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1);}
.head-wrap.is-solid .main-nav a{color:var(--ink-700);}
.head-wrap.is-solid .main-nav a:hover{color:var(--brand-600);}
.main-nav a.is-active{color:#fff;font-weight:600;}
.head-wrap.is-solid .main-nav a.is-active{color:var(--brand-600);}

.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#fff;border:1px solid rgba(255,255,255,.28);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.16);color:#fff;}
.head-wrap.is-solid .icon-btn{color:var(--ink-700);border-color:var(--line);}
.head-wrap.is-solid .icon-btn:hover{background:var(--paper-100);color:var(--brand-600);border-color:var(--brand-100);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:transform .2s cubic-bezier(.2,.8,.2,1),box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-glow);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.05);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(255,107,44,.28);}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5);}
.btn-ghost:hover{background:#fff;color:var(--brand-600);border-color:#fff;}
.btn-outline{background:#fff;color:var(--ink-700);border:1px solid var(--line);}
.btn-outline:hover{color:var(--brand-600);border-color:var(--brand-500);}
.btn-outline-brand{background:transparent;color:var(--brand-600);border:1px solid var(--brand-500);}
.btn-outline-brand:hover{background:var(--brand-100);color:var(--brand-600);}
.btn-block{width:100%;}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-600);}
.link-more i{transition:transform .2s ease;}
.link-more:hover i{transform:translateX(3px);}

.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;color:#fff;align-items:center;justify-content:center;font-size:18px;}
.head-wrap.is-solid .nav-toggle{color:var(--ink-700);}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(23,18,28,.5);
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;z-index:400;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:340px;
  background:#fff;border-radius:24px 0 0 24px;z-index:410;
  transform:translateX(105%);transition:transform .22s ease;
  display:flex;flex-direction:column;padding:20px 20px 24px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer .brand-text b{color:var(--ink-900);}
.drawer .brand-text i{color:var(--ink-500);}
.drawer-close{width:44px;height:44px;border-radius:12px;background:var(--paper-100);color:var(--ink-700);display:flex;align-items:center;justify-content:center;font-size:18px;}
.drawer-nav ul{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  display:block;padding:14px 14px;border-radius:12px;font-size:16px;color:var(--ink-700);
  border-left:3px solid transparent;
}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--paper-50);border-left-color:var(--brand-500);color:var(--brand-600);}
.drawer-foot{margin-top:auto;padding-top:20px;}

/* ---------- 文章顶部渐变带 ---------- */
.article-hero{
  position:relative;
  padding:56px 0 52px;
  min-height:260px;
  background-color:var(--ink-900);
  background-image:linear-gradient(120deg,rgba(255,107,44,.86) 0%,rgba(255,61,119,.84) 48%,rgba(124,77,255,.86) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(180deg,rgba(23,18,28,0),rgba(23,18,28,.34));
  pointer-events:none;
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.8);flex-wrap:wrap;}
.breadcrumb a{color:rgba(255,255,255,.8);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{color:rgba(255,255,255,.5);}
.breadcrumb .current{color:#fff;font-weight:600;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:11px;letter-spacing:.02em;font-weight:600;
  background:var(--paper-100);color:var(--ink-500);
}
.chip-glass{
  background:rgba(255,255,255,.16);color:#fff;
  border:1px solid rgba(255,255,255,.35);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.chip-brand{background:var(--brand-100);color:var(--brand-600);}
.hero-chips{display:flex;align-items:center;gap:10px;margin-bottom:16px;flex-wrap:wrap;}
.article-hero h1{
  font-size:30px;line-height:1.4;font-weight:800;color:#fff;
  letter-spacing:.01em;max-width:900px;margin-bottom:14px;
}
.article-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.82);}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta i{font-size:12px;opacity:.85;}

/* ---------- 正文布局 ---------- */
.main-wrap{padding:56px 0 88px;background:var(--paper-50);}
.article-layout{display:flex;flex-wrap:wrap;align-items:flex-start;margin:0 -16px;}
.article-layout>.cell{padding:0 16px;}
.article-col{flex:0 0 66.6667%;max-width:66.6667%;}
.side-col{flex:0 0 33.3333%;max-width:33.3333%;}

.reading-card{
  background:#fff;border-radius:var(--r-lg);padding:40px;
  box-shadow:var(--sh-1);border:1px solid var(--line);
}
.reading-card+.reading-card{margin-top:24px;}
.article-body{
  font-size:17px;line-height:1.9;color:var(--ink-700);
  max-width:780px;
}
.article-body>*:first-child{margin-top:0;}
.article-body p{margin-bottom:18px;}
.article-body h2{
  font-size:24px;line-height:1.45;font-weight:800;color:var(--ink-900);
  margin:44px 0 16px;padding-left:14px;border-left:4px solid var(--brand-500);
}
.article-body h3{
  font-size:19px;line-height:1.5;font-weight:700;color:var(--ink-900);
  margin:32px 0 12px;
}
.article-body h4{font-size:17px;font-weight:700;color:var(--ink-900);margin:24px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:6px;}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin-bottom:10px;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:3px;background:var(--brand-500);
}
.article-body ol{counter-reset:od;}
.article-body ol li{counter-increment:od;}
.article-body ol li::before{
  content:counter(od);position:absolute;left:0;top:2px;
  width:16px;height:16px;border-radius:50%;
  font-size:11px;font-weight:800;line-height:16px;text-align:center;
  color:#fff;background:var(--brand-500);font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;
  background:var(--paper-50);border-left:4px solid var(--accent-500);
  border-radius:0 16px 16px 0;color:var(--ink-500);font-size:16px;
}
.article-body a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--brand-500);font-weight:600;}
.article-body img{border-radius:18px;margin:24px auto;box-shadow:var(--sh-1);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--ink-300);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;border:1px solid var(--line);border-radius:14px;overflow:hidden;font-size:15px;}
.article-body thead{background:var(--paper-50);}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;}
.article-body th{color:var(--ink-900);font-weight:700;}
.article-body tr:last-child td{border-bottom:0;}
.article-body pre{
  background:var(--ink-900);color:#F4EEF8;border-radius:14px;
  padding:18px 20px;overflow-x:auto;font-size:14px;line-height:1.7;margin:22px 0;
}
.article-body code{font-family:"SFMono-Regular",Consolas,Menlo,monospace;font-size:14px;}
.article-body p code{background:var(--paper-100);color:var(--brand-600);padding:2px 6px;border-radius:6px;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0;}
.article-lead{
  border-left:3px solid var(--accent-500);padding-left:16px;
  font-size:16px;color:var(--ink-500);margin-bottom:26px;
}

.inline-cta{
  margin-top:36px;padding:24px 26px;border-radius:20px;
  background:linear-gradient(120deg,rgba(255,107,44,.10) 0%,rgba(124,77,255,.10) 100%);
  border:1px solid var(--brand-100);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.inline-cta h3{font-size:18px;font-weight:800;color:var(--ink-900);margin-bottom:6px;}
.inline-cta p{font-size:14px;color:var(--ink-500);margin:0;}

/* ---------- 空态 ---------- */
.empty-state{
  border:1px dashed var(--line);border-radius:20px;
  padding:56px 24px;text-align:center;background:var(--paper-50);
}
.empty-state .empty-icon{
  width:64px;height:64px;border-radius:50%;background:var(--brand-100);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;font-size:22px;margin:0 auto 18px;
}
.empty-state h3{font-size:18px;font-weight:700;color:var(--ink-900);margin-bottom:8px;}
.empty-state p{font-size:14px;color:var(--ink-500);margin-bottom:20px;}

/* ---------- 侧栏 ---------- */
.side-col .side-box{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);margin-bottom:20px;
}
.side-col .side-box:last-child{margin-bottom:0;}
.side-title{
  display:flex;align-items:center;gap:8px;font-size:15px;font-weight:800;color:var(--ink-900);
  margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line);
}
.side-title i{color:var(--brand-500);}
.side-sticky{position:sticky;top:112px;}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:block;padding:9px 12px;border-radius:10px;font-size:14px;color:var(--ink-500);
  border-left:3px solid transparent;line-height:1.5;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.toc-list a:hover{background:var(--paper-50);color:var(--brand-600);}
.toc-list a.is-current{background:var(--paper-50);color:var(--brand-600);border-left-color:var(--brand-500);font-weight:600;}
.toc-empty{font-size:13px;color:var(--ink-300);display:none;}
.mini-card{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px solid var(--line);}
.mini-card:last-child{border-bottom:0;padding-bottom:0;}
.mini-card img{width:80px;height:60px;border-radius:12px;object-fit:cover;flex-shrink:0;}
.mini-card h4{font-size:14px;font-weight:600;line-height:1.5;color:var(--ink-700);margin-bottom:4px;}
.mini-card h4 a{color:var(--ink-700);}
.mini-card h4 a:hover{color:var(--brand-600);}
.mini-card span{font-size:12px;color:var(--ink-300);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud a{
  padding:6px 12px;border-radius:var(--r-pill);background:var(--brand-100);
  color:var(--brand-600);font-size:12px;font-weight:600;
}
.tag-cloud a:hover{background:var(--brand-500);color:#fff;}

/* ---------- 上一篇/下一篇 ---------- */
.post-nav{display:flex;flex-wrap:wrap;gap:16px;margin-top:24px;}
.post-nav a{
  flex:1 1 260px;min-height:96px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:20px 22px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;justify-content:center;gap:8px;
  transition:transform .24s cubic-bezier(.2,.8,.2,1),box-shadow .24s ease,border-color .24s ease;
}
.post-nav a:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-100);}
.post-nav .pn-label{font-size:12px;color:var(--ink-300);letter-spacing:.06em;}
.post-nav .pn-title{font-size:16px;font-weight:700;color:var(--ink-900);line-height:1.5;}
.post-nav a:hover .pn-title{color:var(--brand-600);}
.post-nav .pn-next{text-align:right;}
.post-nav .pn-next .pn-label i{color:var(--brand-500);}
.back-row{display:flex;justify-content:center;margin-top:32px;}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  background:var(--grad-brand);color:#fff;padding:72px 0;
}
.cta-band .cta-grid{display:flex;align-items:center;gap:40px;flex-wrap:wrap;}
.cta-band .cta-copy{flex:1 1 420px;}
.cta-band h2{font-size:30px;line-height:1.35;font-weight:800;color:#fff;margin-bottom:12px;}
.cta-band p{font-size:16px;color:rgba(255,255,255,.9);max-width:520px;}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-band .btn-white{background:#fff;color:var(--brand-600);box-shadow:var(--sh-2);}
.cta-band .btn-white:hover{color:var(--brand-600);transform:translateY(-2px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--grad-dark);color:rgba(255,255,255,.78);position:relative;}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-brand);}
.footer-top{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;
  padding-top:64px;padding-bottom:44px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social a{
  width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.14);
  transition:background .2s ease,transform .2s ease;
}
.footer-social a:hover{background:var(--brand-500);transform:translateY(-2px);color:#fff;}
.footer-col h3{font-size:15px;font-weight:800;color:#fff;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.7);}
.footer-col ul a:hover{color:#fff;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.7);margin-bottom:12px;}
.footer-contact i{color:var(--accent-500);margin-top:4px;font-size:13px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:20px;padding-bottom:24px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.6);
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.1);color:#fff;font-size:13px;border:1px solid rgba(255,255,255,.18);
  transition:background .2s ease,transform .2s ease;
}
.to-top:hover{background:var(--brand-500);transform:translateY(-2px);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  .container,.grid-container{padding-left:26px;padding-right:26px;}
}
@media screen and (max-width:1023px){
  .main-wrap{padding:44px 0 68px;}
  .article-col,.side-col{flex:0 0 100%;max-width:100%;}
  .side-col{margin-top:28px;}
  .side-sticky{position:static;}
  .reading-card{padding:30px;}
  .article-hero{min-height:230px;padding:46px 0 44px;}
  .article-hero h1{font-size:26px;}
  .cta-band{padding:56px 0;}
  .cta-band h2{font-size:26px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px;padding-top:52px;}
}
@media screen and (max-width:767px){
  body{font-size:16px;}
  .container,.grid-container{padding-left:20px;padding-right:20px;}
  .main-nav,.header-actions .btn{display:none;}
  .nav-toggle{display:flex;}
  .site-header{height:64px;}
  .head-wrap.is-solid .site-header{height:58px;}
  .countdown-bar{font-size:12px;}
  .cd-clock{gap:6px;}
  .cd-cell b{font-size:14px;}
  .cd-link{display:none;}
  .article-hero{padding:38px 0 40px;min-height:210px;}
  .article-hero h1{font-size:23px;line-height:1.42;}
  .reading-card{padding:22px;border-radius:20px;}
  .article-body{font-size:16px;line-height:1.85;max-width:100%;}
  .article-body h2{font-size:20px;margin-top:34px;}
  .article-body h3{font-size:18px;margin-top:26px;}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;}
  .inline-cta{flex-direction:column;align-items:flex-start;}
  .post-nav a{flex:1 1 100%;}
  .post-nav .pn-next{text-align:left;}
  .cta-band{padding:46px 0;}
  .cta-band h2{font-size:23px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1 1 100%;}
  .footer-top{grid-template-columns:1fr;padding-top:44px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:575px){
  .container,.grid-container{padding-left:16px;padding-right:16px;}
  .cd-status span{display:none;}
  .article-layout{margin:0;}
  .article-layout>.cell{padding:0;}
  .side-col{margin-top:22px;}
  .article-hero h1{font-size:21px;}
  .article-meta{gap:12px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .btn:hover,.post-nav a:hover,.footer-social a:hover,.to-top:hover{transform:none !important;}
}

/* roulang page: category1 */
:root{
  --brand-500:#FF6B2C;
  --brand-600:#E5501A;
  --brand-100:#FFE9DD;
  --accent-500:#12D6A6;
  --accent-600:#0BAF88;
  --violet-500:#7C4DFF;
  --ink-900:#17121C;
  --ink-700:#3A2F42;
  --ink-500:#6B6172;
  --ink-300:#A79EAE;
  --paper-0:#FFFFFF;
  --paper-50:#FFF8F3;
  --paper-100:#F6EDE7;
  --line:#F0E4DC;
  --grad-brand:linear-gradient(120deg,#FF6B2C 0%,#FF3D77 50%,#7C4DFF 100%);
  --grad-dark:linear-gradient(160deg,#17121C 0%,#2A1B33 100%);
  --sh-1:0 2px 6px rgba(23,18,28,.06);
  --sh-2:0 12px 28px rgba(23,18,28,.10);
  --sh-3:0 24px 56px rgba(23,18,28,.16);
  --sh-glow:0 10px 24px rgba(255,107,44,.34);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --nav-h:72px;
  --topbar-h:36px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.76;
  color:var(--ink-700);
  background:var(--paper-0);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-600);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-500)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit;font-size:inherit;border:0;background:none;cursor:pointer}
:focus-visible{outline:3px solid rgba(255,107,44,.32);outline-offset:2px}
.grid-container{width:100%;max-width:1200px;margin-left:auto;margin-right:auto;padding-left:32px;padding-right:32px}
.grid-x.grid-margin-x{margin-left:-16px;margin-right:-16px}
.grid-x.grid-margin-x>.cell{padding-left:16px;padding-right:16px}
.grid-x.grid-margin-y{margin-top:-16px;margin-bottom:-16px}
.grid-x.grid-margin-y>.cell{padding-top:16px;padding-bottom:16px}
.section{padding:96px 0}
.section-alt{background:var(--paper-50)}
.section-head{margin-bottom:44px;max-width:720px}
.section-head h2{font-size:30px;line-height:1.32;font-weight:800;color:var(--ink-900);letter-spacing:-.01em}
.section-head p{margin-top:14px;font-size:16px;line-height:1.8;color:var(--ink-500)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--brand-600);background:var(--brand-100);
  border-radius:var(--r-pill);padding:6px 14px;margin-bottom:18px;
}
.eyebrow i{color:var(--brand-500)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:16px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-glow)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05);color:#fff}
.btn-primary:active{transform:translateY(1px);box-shadow:0 4px 12px rgba(255,107,44,.3)}
.btn-outline{background:transparent;border-color:var(--line);color:var(--ink-700)}
.btn-outline:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand-600);box-shadow:0 10px 24px rgba(23,18,28,.16)}
.btn-light:hover{color:var(--brand-600);transform:translateY(-2px)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.62);color:#fff}
.btn-ghost-light:hover{background:#fff;color:var(--brand-600);transform:translateY(-2px)}
.btn-sm{min-height:40px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-600)}
.link-more i{transition:transform .2s var(--ease)}
.link-more:hover i{transform:translateX(4px)}

/* 徽章 / chip */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:11px;letter-spacing:.02em;font-weight:600;
  padding:4px 10px;border-radius:var(--r-pill);
  background:var(--paper-100);color:var(--ink-500);
}
.chip-brand{background:var(--brand-100);color:var(--brand-600)}
.chip-glass{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.24)}
.chip-accent{background:rgba(18,214,166,.14);color:var(--accent-600)}

/* 顶部倒计时条 */
.site-topbar{
  position:fixed;left:0;right:0;top:0;height:var(--topbar-h);z-index:90;
  background:var(--grad-brand);color:#fff;
}
.topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-label{font-size:13px;font-weight:600;letter-spacing:.02em;display:flex;align-items:center;gap:8px}
.topbar-label .dot{width:7px;height:7px;border-radius:50%;background:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.22);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.topbar-timer{display:flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums;font-size:13px}
.topbar-timer .t-unit{display:inline-flex;align-items:baseline;gap:3px}
.topbar-timer b{font-size:17px;font-weight:800}
.topbar-timer i{font-style:normal;opacity:.82;font-size:11px}
.topbar-timer .sep{opacity:.55;font-weight:700}
.topbar-link{color:#fff;font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:6px;opacity:.94}
.topbar-link:hover{color:#fff;opacity:1}

/* 导航 */
.site-header{
  position:fixed;left:0;right:0;top:var(--topbar-h);z-index:80;
  height:var(--nav-h);
  background:rgba(23,18,28,.28);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:var(--sh-1);
  transition:background .24s ease,height .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-header.is-scrolled{background:#fff;height:60px;border-bottom-color:var(--line);box-shadow:var(--sh-2)}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:12px;color:#fff}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:13px;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:800;letter-spacing:0;
  box-shadow:0 6px 16px rgba(255,61,119,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:.04em}
.brand-text i{font-style:normal;font-size:10.5px;letter-spacing:.2em;opacity:.82;margin-top:3px}
.is-scrolled .brand,.is-scrolled .brand:hover{color:var(--ink-900)}
.is-scrolled .brand-text i{color:var(--ink-500);opacity:1}
.main-nav ul{display:flex;align-items:center;gap:2px}
.main-nav a{
  position:relative;display:inline-block;
  padding:9px 14px;border-radius:12px;
  font-size:15px;font-weight:500;color:rgba(255,255,255,.92);
  transition:color .2s var(--ease)
}
.main-nav a::after{
  content:'';position:absolute;left:14px;right:14px;bottom:3px;height:2px;
  background:var(--brand-500);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .16s ease;
}
.main-nav a:hover,.main-nav a:focus-visible{color:#fff}
.main-nav a:hover::after,.main-nav a:focus-visible::after{transform:scaleX(1)}
.main-nav a.is-active{color:#fff;font-weight:600}
.main-nav a.is-active::after{transform:scaleX(1)}
.is-scrolled .main-nav a{color:var(--ink-500)}
.is-scrolled .main-nav a:hover,.is-scrolled .main-nav a.is-active{color:var(--brand-600)}
.header-actions{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;border:1px solid rgba(255,255,255,.3);
  background:rgba(255,255,255,.08);
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease)
}
.icon-btn:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}
.is-scrolled .icon-btn{color:var(--ink-700);border-color:var(--line);background:var(--paper-50)}
.is-scrolled .icon-btn:hover{color:var(--brand-600);border-color:var(--brand-100)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:13px;align-items:center;justify-content:center;color:#fff;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.08)}
.is-scrolled .nav-toggle{color:var(--ink-700);border-color:var(--line);background:var(--paper-50)}

/* 移动抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(23,18,28,.5);opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;z-index:110}
.drawer-head,.drawer-foot{display:none}
body.drawer-open{overflow:hidden}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}

/* 分类页头图 */
.page-hero{position:relative;overflow:hidden;background:var(--ink-900);color:#fff;padding:calc(var(--topbar-h) + var(--nav-h) + 52px) 0 60px}
.page-hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center}
.page-hero-bg::after{
  content:'';position:absolute;inset:0;
  background:
    linear-gradient(120deg,rgba(255,107,44,.82) 0%,rgba(255,61,119,.68) 48%,rgba(124,77,255,.84) 100%),
    linear-gradient(180deg,rgba(23,18,28,.05) 0%,rgba(23,18,28,.62) 100%);
}
.page-hero-inner{position:relative;z-index:2;display:flex;align-items:flex-end;justify-content:space-between;gap:48px;min-height:188px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.78);margin-bottom:16px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.78)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .now{color:#fff;font-weight:600}
.page-hero h1{
  font-size:clamp(28px,3.2vw,40px);line-height:1.22;font-weight:800;letter-spacing:-.01em;
  color:#fff;margin-bottom:14px;
}
.hero-sub{font-size:17px;line-height:1.7;color:rgba(255,255,255,.88);max-width:520px}
.hero-badges{display:flex;flex-direction:column;align-items:flex-end;gap:12px;flex:0 0 auto}
.hero-badges li{
  display:inline-flex;align-items:center;gap:12px;
  padding:10px 20px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  font-variant-numeric:tabular-nums;
}
.hero-badges li:nth-child(2){margin-right:26px}
.hero-badges .num{font-size:26px;font-weight:800;line-height:1;color:#fff}
.hero-badges .num small{font-size:12px;font-weight:600;margin-left:2px}
.hero-badges .lbl{font-size:13px;color:rgba(255,255,255,.8)}

/* 图文块 */
.split-copy h2{font-size:30px;line-height:1.32;font-weight:800;color:var(--ink-900);margin-bottom:16px}
.split-copy>p{font-size:16px;line-height:1.85;color:var(--ink-500);max-width:520px}
.point-list{margin-top:30px;display:flex;flex-direction:column;gap:20px}
.point-list li{display:flex;gap:14px}
.point-icon{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-100);color:var(--brand-600);font-size:15px;
}
.point-list h3{font-size:17px;font-weight:700;color:var(--ink-900);margin-bottom:4px}
.point-list p{font-size:15px;line-height:1.75;color:var(--ink-500)}
.split-media{position:relative}
.split-media img{width:100%;border-radius:var(--r-lg);box-shadow:var(--sh-2);object-fit:cover;aspect-ratio:4/3}
.media-badge{
  position:absolute;top:18px;right:18px;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--r-pill);
  background:rgba(18,214,166,.94);color:#052a22;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  box-shadow:0 10px 22px rgba(18,214,166,.34);
}

/* 入口卡片 */
.card-grid h2{font-size:30px}
.info-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;display:flex;flex-direction:column;gap:14px;
  box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-100)}
.card-icon{
  width:48px;height:48px;border-radius:var(--r-sm);
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-100);color:var(--brand-600);font-size:19px;
}
.info-card:nth-child(2) .card-icon{background:rgba(124,77,255,.12);color:var(--violet-500)}
.info-card:nth-child(3) .card-icon{background:rgba(18,214,166,.14);color:var(--accent-600)}
.info-card h3{font-size:20px;line-height:1.4;font-weight:700;color:var(--ink-900)}
.info-card p{font-size:15px;line-height:1.78;color:var(--ink-500);flex:1}
.info-card .link-more{padding-top:6px}

/* CTA 通栏 */
.cta-band{position:relative;background:var(--grad-brand);color:#fff;padding:78px 0;overflow:hidden}
.cta-band::after{
  content:'';position:absolute;right:-80px;top:-70px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.24),transparent 68%);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px}
.cta-inner h2{font-size:30px;line-height:1.32;font-weight:800;margin-bottom:12px}
.cta-inner p{font-size:16px;line-height:1.75;color:rgba(255,255,255,.9);max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto}

/* 页脚 */
.site-footer{position:relative;background:var(--grad-dark);color:rgba(255,255,255,.72);padding-top:66px}
.site-footer::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-brand)}
.footer-top{display:grid;grid-template-columns:1.9fr 1fr 1fr 1.25fr;gap:40px;padding-bottom:48px}
.footer-brand .brand{margin-bottom:18px;color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:330px}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social a{
  width:42px;height:42px;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:#fff;
  transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease)
}
.footer-social a:hover{background:var(--brand-500);border-color:var(--brand-500);transform:translateY(-2px);color:#fff}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-col ul li{margin-bottom:11px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.7;color:rgba(255,255,255,.68);margin-bottom:13px}
.footer-contact i{color:var(--accent-500);margin-top:4px;flex:0 0 auto}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:20px;padding-bottom:26px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.6);
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;min-height:40px;padding:0 18px;
  border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.06);color:#fff;font-size:13px;
  transition:background .2s var(--ease),transform .2s var(--ease)
}
.to-top:hover{background:var(--brand-500);border-color:var(--brand-500);transform:translateY(-2px)}

/* 响应式 */
@media (max-width:1023px){
  .grid-container{padding-left:24px;padding-right:24px}
  .section{padding:72px 0}
  .page-hero{padding-top:calc(var(--topbar-h) + 64px + 40px)}
  .page-hero-inner{flex-direction:column;align-items:flex-start;gap:32px;min-height:0}
  .hero-badges{flex-direction:row;align-items:center;width:100%;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
  .hero-badges::-webkit-scrollbar{display:none}
  .hero-badges li:nth-child(2){margin-right:0}
  .hero-badges li{flex:0 0 auto}
  .footer-top{grid-template-columns:1fr 1fr;gap:34px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .nav-toggle{display:inline-flex}
  .header-actions .btn-sm{display:none}
  .main-nav{
    position:fixed;top:0;right:0;height:100%;width:84vw;max-width:340px;
    background:#fff;border-radius:24px 0 0 24px;box-shadow:var(--sh-3);
    padding:86px 22px 108px;overflow-y:auto;z-index:120;
    transform:translateX(104%);transition:transform .22s var(--ease);
  }
  .main-nav.is-open{transform:translateX(0)}
  .main-nav ul{display:block}
  .main-nav ul li{margin-bottom:6px}
  .main-nav a{display:block;padding:14px 16px 14px 20px;color:var(--ink-700);font-size:16px;border-radius:12px}
  .main-nav a:hover,.main-nav a.is-active{color:var(--brand-600);background:var(--paper-50)}
  .main-nav a::after{display:none}
  .main-nav a.is-active{box-shadow:inset 3px 0 0 var(--brand-500);font-weight:600}
  .drawer-head{
    display:flex;align-items:center;justify-content:space-between;
    position:fixed;top:0;right:0;width:84vw;max-width:340px;z-index:121;
    padding:18px 22px;background:#fff;border-radius:24px 0 0 0;
    transform:translateX(104%);transition:transform .22s var(--ease);
  }
  .drawer-head .drawer-title{font-size:14px;font-weight:700;color:var(--ink-900)}
  .drawer-close{
    width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
    background:var(--paper-100);color:var(--ink-700)
  }
  .drawer-foot{
    display:block;position:fixed;bottom:0;right:0;width:84vw;max-width:340px;z-index:121;
    padding:16px 22px 22px;background:#fff;border-radius:0 0 0 24px;
    transform:translateX(104%);transition:transform .22s var(--ease);
  }
  body.drawer-open .main-nav,
  body.drawer-open .drawer-head,
  body.drawer-open .drawer-foot{transform:translateX(0)}
}
@media (max-width:767px){
  body{font-size:16px}
  .grid-container{padding-left:18px;padding-right:18px}
  .section{padding:52px 0}
  .topbar-label{display:none}
  .topbar-inner{justify-content:space-between}
  .topbar-timer b{font-size:15px}
  .section-head h2,.split-copy h2,.cta-inner h2{font-size:23px}
  .page-hero{padding-bottom:44px}
  .page-hero h1{font-size:26px}
  .hero-sub{font-size:15px}
  .split-media img{aspect-ratio:16/11}
  .cta-band{padding:56px 0}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-top{grid-template-columns:1fr;gap:28px;padding-bottom:34px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:575px){
  .hero-badges .num{font-size:21px}
  .info-card{padding:24px}
  .btn{min-height:48px}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --brand-500:#FF6B2C;
  --brand-600:#E5501A;
  --brand-100:#FFE9DD;
  --accent-500:#12D6A6;
  --accent-600:#0BAF88;
  --violet-500:#7C4DFF;
  --ink-900:#17121C;
  --ink-700:#3A2F42;
  --ink-500:#6B6172;
  --ink-300:#A79EAE;
  --paper-0:#FFFFFF;
  --paper-50:#FFF8F3;
  --paper-100:#F6EDE7;
  --line:#F0E4DC;
  --grad-brand:linear-gradient(120deg,#FF6B2C 0%,#FF3D77 50%,#7C4DFF 100%);
  --grad-dark:linear-gradient(160deg,#17121C 0%,#2A1B33 100%);
  --sh-1:0 2px 6px rgba(23,18,28,.06);
  --sh-2:0 12px 28px rgba(23,18,28,.10);
  --sh-3:0 24px 56px rgba(23,18,28,.16);
  --sh-glow:0 10px 24px rgba(255,107,44,.34);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --sec:96px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.8;
  color:var(--ink-700);
  background:var(--paper-0);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-500);}
button,input,select{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:800;line-height:1.3;}
p{margin:0;}
:focus-visible{outline:3px solid rgba(255,107,44,.32);outline-offset:2px;border-radius:8px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:var(--sec) 0;}
.section--tight{padding:72px 0;}
.section--paper{background:var(--paper-50);}
.section--dark{background:var(--grad-dark);color:#fff;}
.section--dark h2,.section--dark h3{color:#fff;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap;}
.sec-head h2{font-size:30px;line-height:1.34;}
.sec-head .sec-desc{margin-top:10px;font-size:15px;line-height:1.75;color:var(--ink-500);max-width:640px;}
.sec-head--dark .sec-desc{color:rgba(255,255,255,.72);}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--brand-600);white-space:nowrap;}
.link-more i{transition:transform .2s ease;font-size:12px;}
.link-more:hover i{transform:translateX(3px);}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:999px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .24s cubic-bezier(.2,.8,.2,1),box-shadow .24s ease,background-color .24s ease,color .24s ease,border-color .24s ease;}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-glow);}
.btn-primary:hover{transform:translateY(-2px);color:#fff;filter:brightness(1.05);box-shadow:0 14px 30px rgba(255,107,44,.4);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(255,107,44,.3);}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--ink-700);}
.btn-secondary:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-ghost{background:transparent;border-color:var(--ink-300);color:var(--ink-700);}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-600);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}

/* ===== 标签 / 徽章 ===== */
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:11px;letter-spacing:.02em;background:var(--paper-100);color:var(--ink-500);}
.chip-brand{background:var(--brand-100);color:var(--brand-600);font-weight:600;}
.chip-accent{background:rgba(18,214,166,.14);color:var(--accent-600);font-weight:700;}
.chip-glass{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.24);color:#fff;}
.badge{display:inline-flex;align-items:baseline;gap:6px;padding:8px 16px;border-radius:999px;background:var(--brand-100);color:var(--brand-600);font-size:12px;font-weight:600;}
.badge b{font-size:20px;font-weight:800;font-variant-numeric:tabular-nums;}
.badge-glass{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff;}
.badge-glass b{color:var(--accent-500);}
.badge-row{display:flex;flex-wrap:wrap;gap:14px;}

/* ===== 头部导航 ===== */
.site-header{position:sticky;top:0;z-index:200;}
.countdown-bar{background:var(--grad-brand);color:#fff;}
.countdown-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:36px;font-size:13px;}
.countdown-inner .cd-label{display:inline-flex;align-items:center;gap:8px;font-weight:600;letter-spacing:.02em;white-space:nowrap;}
.countdown-inner .cd-timer{display:inline-flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums;color:rgba(255,255,255,.92);}
.countdown-inner .cd-timer b{display:inline-block;min-width:30px;text-align:center;padding:2px 6px;border-radius:8px;background:rgba(23,18,28,.28);font-size:14px;font-weight:800;}
.countdown-inner a{color:#fff;font-size:12px;text-decoration:underline;text-underline-offset:3px;white-space:nowrap;}
.nav-wrap{background:rgba(255,255,255,.94);backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--line);box-shadow:var(--sh-1);transition:background-color .24s ease,box-shadow .24s ease;}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px;transition:height .24s ease;}
.site-header.is-scrolled .nav-wrap{box-shadow:var(--sh-2);}
.site-header.is-scrolled .nav-inner{height:60px;}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink-900);flex:0 0 auto;}
.brand-mark{width:42px;height:42px;border-radius:14px;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-size:20px;font-weight:800;box-shadow:var(--sh-glow);}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text b{font-size:19px;font-weight:800;letter-spacing:.02em;}
.brand-text i{font-style:normal;font-size:11px;letter-spacing:.18em;color:var(--ink-500);margin-top:3px;}
.main-nav{flex:1 1 auto;}
.main-nav ul{display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
.main-nav a{display:inline-flex;align-items:center;height:40px;padding:0 14px;border-radius:10px;font-size:15px;color:var(--ink-700);position:relative;font-weight:500;}
.main-nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--brand-500);transform:scaleX(0);transform-origin:left;transition:transform .16s ease;}
.main-nav a:hover{color:var(--brand-600);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.is-active{color:var(--brand-600);font-weight:700;}
.main-nav a.is-active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.icon-btn{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink-700);cursor:pointer;display:grid;place-items:center;transition:border-color .2s ease,color .2s ease,transform .2s ease;}
.icon-btn:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-1px);}
.burger{display:none;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink-700);cursor:pointer;place-items:center;}
.search-panel{display:none;border-top:1px solid var(--line);background:#fff;box-shadow:var(--sh-2);}
.search-panel.is-open{display:block;}
.search-panel form{display:flex;gap:12px;padding:18px 0;}
.search-panel input{flex:1;height:48px;border-radius:var(--r-sm);background:var(--paper-100);border:1px solid transparent;padding:0 18px;color:var(--ink-700);}
.search-panel input:focus{background:#fff;border-color:var(--brand-500);outline:none;box-shadow:0 0 0 3px rgba(255,107,44,.18);}

/* 移动抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(23,18,28,.46);opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;z-index:300;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;height:100%;width:84vw;max-width:340px;background:#fff;border-radius:24px 0 0 24px;z-index:301;transform:translateX(100%);transition:transform .22s ease;display:flex;flex-direction:column;padding:20px;box-shadow:var(--sh-3);}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.drawer-head .drawer-title{font-size:15px;font-weight:700;color:var(--ink-900);}
.drawer-close{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink-700);cursor:pointer;}
.drawer nav{flex:1 1 auto;overflow-y:auto;}
.drawer nav a{display:block;padding:14px 12px;border-left:3px solid transparent;border-radius:0 12px 12px 0;color:var(--ink-700);font-size:16px;}
.drawer nav a.is-active{border-left-color:var(--brand-500);background:var(--paper-50);color:var(--brand-600);font-weight:700;}
.drawer-foot{padding-top:16px;border-top:1px solid var(--line);}
body.is-locked{overflow:hidden;}

/* ===== 顶部区 ===== */
.cat-top{background:var(--paper-50);border-bottom:1px solid var(--line);padding:56px 0 60px;position:relative;overflow:hidden;}
.cat-top::after{content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(255,107,44,.16),rgba(255,107,44,0) 68%);pointer-events:none;}
.breadcrumb{font-size:13px;color:var(--ink-300);display:flex;align-items:center;gap:8px;margin-bottom:20px;flex-wrap:wrap;}
.breadcrumb a{color:var(--ink-500);}
.breadcrumb a:hover{color:var(--brand-600);}
.breadcrumb .current{color:var(--ink-700);font-weight:700;}
.cat-top h1{font-size:34px;line-height:1.28;margin:16px 0 14px;}
.cat-top .lead{font-size:17px;line-height:1.85;color:var(--ink-500);max-width:760px;}
.cat-top .badge-row{margin-top:26px;}

/* ===== 两栏清单 ===== */
.cat2-layout{display:grid;grid-template-columns:276px minmax(0,1fr);gap:36px;align-items:start;}
.side-toc{position:sticky;top:112px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px 16px;box-shadow:var(--sh-1);}
.side-toc h2{font-size:14px;letter-spacing:.08em;color:var(--ink-300);font-weight:700;margin-bottom:12px;padding-left:12px;}
.side-toc a{display:block;padding:11px 12px;border-left:3px solid transparent;border-radius:0 10px 10px 0;font-size:14px;color:var(--ink-500);transition:background-color .2s ease,color .2s ease,border-color .2s ease;}
.side-toc a:hover{background:var(--paper-50);color:var(--brand-600);}
.side-toc a.is-active{border-left-color:var(--brand-500);background:var(--paper-50);color:var(--ink-900);font-weight:700;}
.side-toc .toc-cta{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);}
.entry-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;}
.entry{display:flex;align-items:center;gap:20px;padding:24px 28px;border-bottom:1px solid var(--line);position:relative;transition:background-color .24s cubic-bezier(.2,.8,.2,1);}
.entry:last-child{border-bottom:0;}
.entry::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand-500);transform:scaleY(0);transition:transform .24s ease;transform-origin:top;}
.entry:hover{background:var(--paper-50);}
.entry:hover::before{transform:scaleY(1);}
.entry-num{width:40px;height:40px;flex:0 0 auto;border-radius:12px;display:grid;place-items:center;color:#fff;font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;}
.entry-num.brand{background:var(--brand-500);}
.entry-num.violet{background:var(--violet-500);}
.entry-body{flex:1 1 auto;min-width:0;}
.entry-body h3{font-size:20px;line-height:1.45;margin-bottom:6px;}
.entry-body p{font-size:15px;line-height:1.75;color:var(--ink-500);}
.entry-meta{display:flex;align-items:center;gap:10px;margin-top:10px;flex-wrap:wrap;}
.entry-link{flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--brand-600);min-height:44px;padding:0 6px;}
.entry-link i{font-size:12px;transition:transform .2s ease;}
.entry-link:hover i{transform:translateX(4px);}
.list-foot{display:flex;justify-content:center;padding-top:28px;}

/* ===== 流程图文 ===== */
.flow-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);position:relative;}
.flow-media img{width:100%;height:100%;min-height:300px;object-fit:cover;}
.flow-media .flow-tag{position:absolute;top:18px;right:18px;}
.flow-steps{display:grid;gap:18px;margin-top:26px;}
.flow-step{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px 22px;box-shadow:var(--sh-1);transition:transform .24s cubic-bezier(.2,.8,.2,1),box-shadow .24s ease,border-color .24s ease;}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-100);}
.flow-step .fs-num{width:38px;height:38px;flex:0 0 auto;border-radius:50%;background:var(--brand-100);color:var(--brand-600);display:grid;place-items:center;font-weight:800;font-variant-numeric:tabular-nums;}
.flow-step h3{font-size:17px;margin-bottom:6px;}
.flow-step p{font-size:15px;color:var(--ink-500);line-height:1.7;}

/* ===== 大卡 + 横条 ===== */
.split-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px;align-items:start;}
.big-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:32px;transition:transform .24s cubic-bezier(.2,.8,.2,1),box-shadow .24s ease,border-color .24s ease;display:flex;flex-direction:column;gap:14px;height:100%;}
.big-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-100);}
.big-card .big-icon{width:52px;height:52px;border-radius:16px;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-size:20px;}
.big-card h3{font-size:22px;}
.big-card p{font-size:15px;line-height:1.75;color:var(--ink-500);}
.big-card .big-foot{margin-top:auto;display:flex;justify-content:flex-end;}
.big-card .big-foot i{transition:transform .2s ease;}
.big-card:hover .big-foot i{transform:translateX(4px);}
.bar-list{display:grid;gap:16px;}
.bar-row{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px 22px;box-shadow:var(--sh-1);transition:transform .24s cubic-bezier(.2,.8,.2,1),box-shadow .24s ease,border-color .24s ease;}
.bar-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-100);}
.bar-row .bar-icon{width:44px;height:44px;flex:0 0 auto;border-radius:50%;background:var(--paper-100);color:var(--brand-600);display:grid;place-items:center;font-size:17px;}
.bar-row .bar-body{flex:1 1 auto;min-width:0;}
.bar-row h3{font-size:17px;margin-bottom:4px;}
.bar-row p{font-size:14px;color:var(--ink-500);}
.bar-row .bar-tag{flex:0 0 auto;}

/* ===== 数据带 ===== */
.stat-band{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:2px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;}
.stat-band .stat{background:#fff;padding:28px 24px;}
.stat-band .stat b{display:block;font-size:30px;font-weight:800;color:var(--ink-900);font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-band .stat span{display:block;margin-top:8px;font-size:14px;color:var(--ink-500);}
.stat-band .stat em{display:block;font-style:normal;margin-top:10px;font-size:12px;color:var(--accent-600);font-weight:700;}

/* ===== FAQ ===== */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:44px;align-items:start;}
.faq-side h2{font-size:30px;line-height:1.34;margin-bottom:14px;}
.faq-side p{font-size:15px;line-height:1.8;color:var(--ink-500);margin-bottom:26px;}
.accordion{border:0;background:transparent;margin:0;}
.accordion .accordion-item{border:1px solid var(--line);border-radius:16px;background:#fff;margin-bottom:12px;overflow:hidden;transition:border-color .24s ease,box-shadow .24s ease;}
.accordion .accordion-item.is-active{border-color:var(--brand-100);box-shadow:var(--sh-1);}
.accordion .accordion-title{border:0;background:#fff;padding:20px 24px;font-size:17px;font-weight:700;color:var(--ink-700);display:flex;align-items:center;justify-content:space-between;gap:16px;line-height:1.6;}
.accordion .accordion-title::before{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;color:var(--brand-500);position:static;width:auto;height:auto;margin:0;order:2;float:none;transition:transform .24s ease;}
.accordion .accordion-item.is-active .accordion-title::before{transform:rotate(180deg);}
.accordion .accordion-title:hover{color:var(--brand-600);background:#fff;}
.accordion .accordion-content{border-top:1px solid var(--line);padding:18px 24px 22px;font-size:15px;line-height:1.85;color:var(--ink-500);background:#fff;}
.accordion .accordion-content p{margin:0;}

/* ===== CTA ===== */
.cta-band{background:var(--grad-brand);color:#fff;padding:72px 0;}
.cta-inner{display:grid;grid-template-columns:6fr 6fr;gap:44px;align-items:center;}
.cta-copy h2{color:#fff;font-size:30px;line-height:1.34;margin-bottom:14px;}
.cta-copy p{color:rgba(255,255,255,.9);font-size:16px;line-height:1.8;max-width:460px;}
.cta-copy .cta-points{display:grid;gap:10px;margin-top:22px;}
.cta-copy .cta-points li{display:flex;align-items:center;gap:10px;font-size:15px;color:rgba(255,255,255,.94);}
.cta-copy .cta-points i{color:#fff;background:rgba(255,255,255,.2);width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:11px;flex:0 0 auto;}
.form-card{background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-3);padding:28px;}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-note{font-size:14px;color:var(--ink-500);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:700;color:var(--ink-700);margin-bottom:8px;}
.field input,.field select{width:100%;height:48px;border-radius:var(--r-sm);background:var(--paper-100);border:1px solid transparent;padding:0 16px;color:var(--ink-700);transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;appearance:none;}
.field select{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%236B6172' d='M8 11L3 5h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;background-size:14px;padding-right:40px;}
.field input:focus,.field select:focus{background-color:#fff;border-color:var(--brand-500);outline:none;box-shadow:0 0 0 3px rgba(255,107,44,.18);}
.form-privacy{font-size:12px;line-height:1.7;color:var(--ink-300);margin-top:14px;}

/* ===== 页脚 ===== */
.site-footer{background:var(--grad-dark);color:rgba(255,255,255,.78);position:relative;padding-top:2px;}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-brand);}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding:64px 0 48px;}
.footer-brand .brand{color:#fff;}
.footer-brand .brand-text b{color:#fff;}
.footer-brand .brand-text i{color:rgba(255,255,255,.6);}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:320px;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);color:#fff;transition:background-color .2s ease,transform .2s ease;}
.footer-social a:hover{background:var(--brand-500);transform:translateY(-2px);}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);}
.footer-col a:hover{color:#fff;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.72);}
.footer-contact i{color:var(--accent-500);margin-top:5px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.14);padding:20px 0 26px;font-size:13px;color:rgba(255,255,255,.6);}
.to-top{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 18px;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;cursor:pointer;font-size:13px;transition:background-color .2s ease;}
.to-top:hover{background:var(--brand-500);border-color:var(--brand-500);}

/* ===== 响应式 ===== */
@media (max-width:1279px){
  .cat2-layout{grid-template-columns:minmax(0,1fr);}
  .side-toc{display:none;}
}
@media (max-width:1199px){
  .container{padding:0 28px;}
  .cat-top h1{font-size:32px;}
}
@media (max-width:1023px){
  :root{--sec:72px;}
  .container{padding:0 24px;}
  .main-nav{display:none;}
  .burger{display:grid;}
  .split-grid{grid-template-columns:1fr;}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .cta-inner{grid-template-columns:1fr;gap:32px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 40px;}
  .cat-top{padding:44px 0 48px;}
}
@media (max-width:767px){
  :root{--sec:52px;}
  body{font-size:16px;}
  .container{padding:0 18px;}
  .countdown-inner{height:auto;padding:8px 0;font-size:12px;flex-wrap:wrap;justify-content:center;gap:8px;}
  .countdown-inner .cd-timer b{min-width:26px;font-size:13px;}
  .nav-inner{height:64px;gap:14px;}
  .brand-text b{font-size:17px;}
  .brand-text i{font-size:10px;letter-spacing:.12em;}
  .main-nav{display:none;}
  .nav-actions .btn{display:none;}
  .cat-top h1{font-size:26px;}
  .cat-top .lead{font-size:15px;}
  .sec-head h2{font-size:24px;}
  .entry{flex-wrap:wrap;gap:14px;padding:20px;}
  .entry-body h3{font-size:17px;}
  .entry-link{width:100%;justify-content:flex-start;padding-left:0;}
  .flow-media img{min-height:220px;}
  .stat-band{grid-template-columns:1fr 1fr;}
  .stat-band .stat{padding:22px 18px;}
  .footer-top{grid-template-columns:1fr;gap:28px;padding:44px 0 32px;}
  .cta-band{padding:52px 0;}
  .form-card{padding:22px;}
  .footer-bottom{justify-content:center;text-align:center;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  .btn:hover,.entry:hover,.flow-step:hover,.big-card:hover,.bar-row:hover{transform:none !important;}
}

/* roulang page: category4 */
:root{
  --brand-500:#FF6B2C;
  --brand-600:#E5501A;
  --brand-100:#FFE9DD;
  --accent-500:#12D6A6;
  --accent-600:#0BAF88;
  --violet-500:#7C4DFF;
  --ink-900:#17121C;
  --ink-700:#3A2F42;
  --ink-500:#6B6172;
  --ink-300:#A79EAE;
  --paper-0:#FFFFFF;
  --paper-50:#FFF8F3;
  --paper-100:#F6EDE7;
  --line:#F0E4DC;
  --grad-brand:linear-gradient(120deg,#FF6B2C 0%,#FF3D77 50%,#7C4DFF 100%);
  --grad-dark:linear-gradient(160deg,#17121C 0%,#2A1B33 100%);
  --sh-1:0 2px 6px rgba(23,18,28,.06);
  --sh-2:0 12px 28px rgba(23,18,28,.10);
  --sh-3:0 24px 56px rgba(23,18,28,.16);
  --sh-glow:0 10px 24px rgba(255,107,44,.34);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --container:1200px;
  --section-y:96px;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.78;
  color:var(--ink-700);
  background:var(--paper-0);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(255,107,44,.32);outline-offset:2px;border-radius:6px;}
.container,.grid-container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}
@media (min-width:1200px){
  .container,.grid-container{max-width:1280px;}
}
.section{padding:var(--section-y) 0;}
.section--paper{background:var(--paper-50);}
.section--dark{background:var(--grad-dark);color:#fff;}
.section--dark .section-sub{color:rgba(255,255,255,.72);}
.section-head{max-width:720px;}
.section-head--row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  max-width:none;margin-bottom:40px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--brand-600);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad-brand);border-radius:2px;}
h2.section-title{font-size:30px;line-height:1.32;font-weight:800;color:var(--ink-900);letter-spacing:-.01em;}
.section-sub{margin-top:12px;font-size:15px;line-height:1.85;color:var(--ink-500);}
.section--dark h2.section-title{color:#fff;}

/* ---------- 按钮与徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 28px;border:0;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease);
}
.btn--primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-glow);}
.btn--primary:hover{transform:translateY(-2px);filter:brightness(1.05);color:#fff;}
.btn--primary:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(255,107,44,.28);}
.btn--ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5);}
.btn--ghost:hover{background:#fff;color:var(--brand-600);border-color:#fff;transform:translateY(-2px);}
.btn--ghost-dark{background:transparent;color:var(--ink-700);border:1px solid var(--line);}
.btn--ghost-dark:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-2px);}
.btn--sm{min-height:42px;padding:0 20px;font-size:14px;}
.btn--block{width:100%;}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--brand-600);font-size:15px;font-weight:600;
}
.link-more i{transition:transform .24s var(--ease);}
.link-more:hover i{transform:translateX(4px);}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:11px;letter-spacing:.02em;font-weight:600;
  background:var(--paper-100);color:var(--ink-500);
}
.chip--brand{background:var(--brand-100);color:var(--brand-600);}
.chip--glass{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  backdrop-filter:blur(6px);color:#fff;
}
.badge b{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--accent-500);line-height:1.1;}
.badge span{font-size:13px;color:rgba(255,255,255,.8);}

/* ---------- 顶部倒计时条 ---------- */
.ticker{
  background:var(--grad-brand);
  color:#fff;
}
.ticker-inner{
  min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;
}
.ticker-status{display:inline-flex;align-items:center;gap:8px;font-weight:600;}
.ticker-clock{display:inline-flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums;}
.ticker-clock .unit{display:inline-flex;align-items:baseline;gap:3px;}
.ticker-clock b{font-size:17px;font-weight:800;}
.ticker-clock i{font-style:normal;font-size:12px;opacity:.82;}
.ticker-link{display:inline-flex;align-items:center;gap:6px;color:#fff;font-weight:600;opacity:.94;}
.ticker-link:hover{opacity:1;text-decoration:underline;text-underline-offset:3px;}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  transition:background-color .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header .nav-shell{
  background:rgba(23,18,28,.28);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:var(--sh-1);
  transition:background-color .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.nav-inner{
  height:72px;display:flex;align-items:center;gap:24px;
  transition:height .24s var(--ease);
}
.site-header.is-solid{background:#fff;box-shadow:var(--sh-2);}
.site-header.is-solid .nav-shell{
  background:#fff;backdrop-filter:none;-webkit-backdrop-filter:none;
  border-bottom:1px solid var(--line);box-shadow:none;
}
.site-header.is-solid .nav-inner{height:60px;}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:42px;height:42px;border-radius:14px;
  background:var(--grad-brand);
  display:grid;place-items:center;
  color:#fff;font-size:20px;font-weight:800;
  box-shadow:0 8px 18px rgba(255,107,44,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;color:#fff;}
.brand-text b{font-size:19px;font-weight:800;letter-spacing:.02em;}
.brand-text i{font-style:normal;font-size:11px;letter-spacing:.26em;color:rgba(255,255,255,.78);}
.site-header.is-solid .brand-text{color:var(--ink-900);}
.site-header.is-solid .brand-text i{color:var(--ink-500);}
.main-nav{margin-left:8px;flex:1 1 auto;}
.main-nav ul{display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 12px;border-radius:10px;
  font-size:15px;font-weight:500;color:rgba(255,255,255,.9);
}
.main-nav a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;
  background:var(--brand-500);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .16s var(--ease);
}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1);}
.main-nav a:hover,.main-nav a.is-active{color:#fff;}
.site-header.is-solid .main-nav a{color:var(--ink-700);}
.site-header.is-solid .main-nav a:hover,.site-header.is-solid .main-nav a.is-active{color:var(--brand-600);}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;cursor:pointer;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:15px;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.24);}
.site-header.is-solid .icon-btn{background:var(--paper-100);border-color:var(--line);color:var(--ink-700);}
.site-header.is-solid .icon-btn:hover{background:var(--brand-100);color:var(--brand-600);}
.burger{display:none;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:340px;z-index:120;
  background:#fff;border-radius:24px 0 0 24px;
  transform:translateX(102%);transition:transform .22s var(--ease);
  display:flex;flex-direction:column;padding:20px 20px 24px;box-shadow:var(--sh-3);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-head .brand-text{color:var(--ink-900);}
.drawer-head .brand-text i{color:var(--ink-500);}
.drawer-close{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
  background:var(--paper-50);color:var(--ink-700);cursor:pointer;display:grid;place-items:center;
}
.drawer-nav{flex:1 1 auto;overflow-y:auto;}
.drawer-nav a{
  display:block;padding:14px 12px;border-radius:12px;
  font-size:16px;font-weight:600;color:var(--ink-700);
}
.drawer-nav a.is-active{background:var(--paper-50);border-left:3px solid var(--brand-500);color:var(--brand-600);}
.drawer-foot{padding-top:16px;}
.overlay{
  position:fixed;inset:0;background:rgba(23,18,28,.5);z-index:110;
  opacity:0;pointer-events:none;transition:opacity .22s var(--ease);
}
.overlay.is-open{opacity:1;pointer-events:auto;}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);}
.breadcrumb .sep{color:rgba(255,255,255,.45);}
.breadcrumb .current{color:#fff;font-weight:700;}

/* ---------- 分类页顶部窄带 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  background-color:var(--ink-900);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(23,18,28,.94) 0%,rgba(42,27,51,.86) 55%,rgba(23,18,28,.94) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 88% 18%,rgba(124,77,255,.32) 0%,rgba(124,77,255,0) 46%),
             radial-gradient(circle at 12% 92%,rgba(255,107,44,.26) 0%,rgba(255,107,44,0) 48%);
}
.page-hero__inner{
  position:relative;z-index:2;
  min-height:300px;
  padding-top:150px;padding-bottom:52px;
  display:flex;flex-direction:column;align-items:flex-start;gap:16px;
}
.page-hero h1{
  font-size:34px;line-height:1.28;font-weight:800;color:#fff;letter-spacing:-.01em;
  max-width:820px;
}
.page-hero__sub{
  font-size:17px;line-height:1.8;color:rgba(255,255,255,.86);max-width:720px;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px;}
.hero-badges .badge:nth-child(2){transform:translateY(-10px);}
.hero-badges .badge:nth-child(3){transform:translateY(6px);}

/* ---------- 图墙 ---------- */
.wall-stack{display:grid;gap:20px;}
.wall-row{display:grid;gap:20px;}
.wall-row--7-5{grid-template-columns:minmax(0,7fr) minmax(0,5fr);}
.wall-row--4x3{grid-template-columns:repeat(3,minmax(0,1fr));}
.wall-row--5-7{grid-template-columns:minmax(0,5fr) minmax(0,7fr);}
.wall-card{
  position:relative;display:block;overflow:hidden;
  border-radius:20px;aspect-ratio:16/10;background:var(--ink-900);
  box-shadow:var(--sh-2);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.wall-card img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease-out;}
.wall-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(0,0,0,.78) 0%,rgba(0,0,0,.28) 48%,rgba(0,0,0,0) 100%);
  transition:opacity .28s var(--ease);
}
.wall-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);}
.wall-card:hover img{transform:scale(1.05);}
.wall-card:hover::after{background:linear-gradient(to top,rgba(0,0,0,.86) 0%,rgba(0,0,0,.36) 52%,rgba(0,0,0,0) 100%);}
.wall-card__body{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;}
.wall-card__body h3{font-size:18px;line-height:1.4;font-weight:700;color:#fff;margin-bottom:8px;}
.wall-card__tag{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:var(--r-pill);
  font-size:11px;font-weight:600;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;backdrop-filter:blur(6px);
}
.wall-card__stat{
  position:absolute;top:16px;right:16px;z-index:2;
  display:inline-flex;align-items:baseline;gap:4px;
  padding:6px 12px;border-radius:var(--r-pill);
  background:rgba(18,214,166,.92);color:#07231B;
  font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;
}
.wall-card__stat b{font-size:15px;font-weight:800;}

/* ---------- 流程区块 ---------- */
.flow-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px;align-items:stretch;}
.flow-spotlight{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:16px;
}
.flow-spotlight .spot-icon{
  width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
  background:var(--grad-brand);color:#fff;font-size:20px;
  box-shadow:0 10px 20px rgba(255,107,44,.28);
}
.flow-spotlight h3{font-size:22px;font-weight:800;color:var(--ink-900);}
.flow-spotlight p{font-size:15px;line-height:1.85;color:var(--ink-500);}
.flow-spotlight ul{display:grid;gap:10px;margin-top:4px;}
.flow-spotlight li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:var(--ink-700);
}
.flow-spotlight li i{color:var(--accent-600);margin-top:5px;font-size:13px;}
.flow-steps{display:grid;gap:16px;}
.step-card{
  display:flex;gap:18px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-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(--sh-2);border-color:var(--brand-100);}
.step-num{
  flex:0 0 auto;width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;font-size:16px;font-weight:800;
  background:var(--brand-100);color:var(--brand-600);font-variant-numeric:tabular-nums;
}
.step-card:nth-child(2) .step-num{background:rgba(124,77,255,.12);color:var(--violet-500);}
.step-card:nth-child(3) .step-num{background:rgba(18,214,166,.14);color:var(--accent-600);}
.step-card h3{font-size:18px;font-weight:700;color:var(--ink-900);margin-bottom:6px;}
.step-card p{font-size:15px;line-height:1.8;color:var(--ink-500);}
.step-meta{
  display:inline-flex;align-items:center;gap:6px;margin-top:10px;
  font-size:13px;font-weight:600;color:var(--ink-300);font-variant-numeric:tabular-nums;
}

/* ---------- 参数确认区 ---------- */
.spec-grid{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:40px;align-items:center;}
.spec-list{display:grid;gap:18px;margin-top:28px;}
.spec-item{
  display:grid;grid-template-columns:52px minmax(0,1fr);gap:16px;
  padding:18px 20px;border-radius:var(--r-md);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  transition:border-color .24s var(--ease),background-color .24s var(--ease);
}
.spec-item:hover{border-color:rgba(255,107,44,.5);background:rgba(255,255,255,.08);}
.spec-item .spec-icon{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:rgba(255,255,255,.1);color:var(--accent-500);font-size:18px;
}
.spec-item h3{font-size:17px;font-weight:700;color:#fff;margin-bottom:4px;}
.spec-item p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.72);}
.spec-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-3);}
.spec-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.spec-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:24px;
  background:linear-gradient(to top,rgba(23,18,28,.88),rgba(23,18,28,0));
  color:#fff;font-size:14px;line-height:1.7;
}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:48px;align-items:start;}
.faq-side p{font-size:15px;line-height:1.85;color:var(--ink-500);margin-top:14px;}
.faq-side .btn{margin-top:24px;}
.accordion{border:0;background:transparent;}
.accordion .accordion-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:#fff;margin-bottom:12px;overflow:hidden;
  box-shadow:var(--sh-1);
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.accordion .accordion-item.is-active{border-color:var(--brand-100);box-shadow:var(--sh-2);}
.accordion .accordion-title{
  border:0;padding:20px 24px;font-size:17px;font-weight:700;color:var(--ink-700);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  line-height:1.6;
}
.accordion .accordion-title::before{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  order:2;font-size:13px;color:var(--brand-500);
  transition:transform .24s var(--ease);
}
.accordion .accordion-item.is-active .accordion-title::before{transform:rotate(180deg);}
.accordion .accordion-title:hover{color:var(--brand-600);}
.accordion .accordion-content{
  border:0;padding:0 24px 20px;font-size:15px;line-height:1.9;color:var(--ink-500);
}
.accordion .accordion-content p{margin:0;}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:var(--grad-brand);color:#fff;padding:80px 0;}
.cta-grid{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:48px;align-items:center;}
.cta-band h2{font-size:30px;line-height:1.34;font-weight:800;color:#fff;}
.cta-band .cta-text{font-size:16px;line-height:1.85;color:rgba(255,255,255,.9);margin-top:14px;max-width:520px;}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.cta-points span{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  font-size:13px;font-weight:600;
}
.form-card{
  background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-3);
  padding:28px;color:var(--ink-700);
}
.form-card h3{font-size:20px;font-weight:800;color:var(--ink-900);margin-bottom:6px;}
.form-card .form-note{font-size:13px;color:var(--ink-500);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-500);margin-bottom:8px;}
.field input,.field select{
  width:100%;height:48px;padding:0 16px;
  border-radius:var(--r-sm);border:1px solid transparent;
  background:var(--paper-100);color:var(--ink-700);font-size:15px;
  transition:background-color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field select{
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%236B6172'%3E%3Cpath d='M8 11.2 3.2 6.4l1.1-1.1L8 9l3.7-3.7 1.1 1.1z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;background-size:16px;
  padding-right:44px;
}
.field input:focus,.field select:focus{
  outline:0;background:#fff;border-color:var(--brand-500);
  box-shadow:0 0 0 3px rgba(255,107,44,.18);
}
.privacy{font-size:12px;color:var(--ink-300);margin-top:12px;line-height:1.7;}
.form-tip{font-size:13px;font-weight:600;color:var(--accent-600);margin-top:12px;min-height:20px;}

/* ---------- 空态 ---------- */
.empty{
  border:1px dashed var(--line);border-radius:20px;
  padding:56px 24px;text-align:center;background:var(--paper-0);
  display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty i{
  width:64px;height:64px;border-radius:50%;display:grid;place-items:center;
  background:var(--paper-50);color:var(--brand-500);font-size:22px;
}
.empty p{font-size:15px;color:var(--ink-500);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--grad-dark);color:#fff;position:relative;}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-brand);}
.footer-top{
  display:grid;grid-template-columns:minmax(0,2fr) repeat(3,minmax(0,1fr));
  gap:40px;padding-top:72px;padding-bottom:48px;
}
.footer-brand{max-width:340px;}
.site-footer .brand-text{color:#fff;}
.site-footer .brand-text i{color:rgba(255,255,255,.74);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);margin-top:18px;}
.footer-social{display:flex;gap:10px;margin-top:20px;}
.footer-social a{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:#fff;font-size:15px;
}
.footer-social a:hover{background:var(--brand-500);border-color:var(--brand-500);transform:translateY(-2px);}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-col ul{display:grid;gap:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);}
.footer-col a:hover{color:var(--brand-500);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.72);}
.footer-contact i{color:var(--accent-500);margin-top:4px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:20px;padding-bottom:24px;
  font-size:13px;color:rgba(255,255,255,.6);
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 18px;
  border-radius:var(--r-pill);cursor:pointer;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  color:#fff;font-size:13px;
  transition:background-color .2s var(--ease),transform .2s var(--ease);
}
.to-top:hover{background:var(--brand-500);border-color:var(--brand-500);transform:translateY(-2px);}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--section-y:72px;}
  .container,.grid-container{padding-left:24px;padding-right:24px;}
  .main-nav{display:none;}
  .burger{display:grid;}
  .nav-inner{height:64px;}
  .page-hero__inner{padding-top:132px;min-height:280px;}
  .page-hero h1{font-size:30px;}
  .flow-grid,.spec-grid,.faq-layout,.cta-grid{grid-template-columns:minmax(0,1fr);}
  .faq-layout{gap:32px;}
  .wall-row--7-5,.wall-row--5-7{grid-template-columns:minmax(0,1fr);}
  .wall-row--4x3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-top{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;padding-top:56px;}
  .cta-band{padding:64px 0;}
}
@media (max-width:767px){
  :root{--section-y:56px;}
  body{font-size:16px;}
  .container,.grid-container{padding-left:18px;padding-right:18px;}
  .nav-actions .btn{display:none;}
  .ticker-clock .unit:nth-child(3),.ticker-clock .unit:nth-child(4){display:none;}
  .ticker-link{display:none;}
  .page-hero__inner{padding-top:120px;padding-bottom:40px;}
  .page-hero h1{font-size:26px;}
  .hero-badges .badge:nth-child(2),.hero-badges .badge:nth-child(3){transform:none;}
  .wall-row--4x3{grid-template-columns:minmax(0,1fr);}
  .wall-card{aspect-ratio:3/2;}
  .section-head--row{flex-direction:column;align-items:flex-start;margin-bottom:28px;}
  h2.section-title{font-size:24px;}
  .cta-band h2{font-size:24px;}
  .footer-top{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .accordion .accordion-title{padding:18px;font-size:16px;}
  .accordion .accordion-content{padding:0 18px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .wall-card:hover,.step-card:hover,.btn:hover{transform:none !important;}
}

/* roulang page: category3 */
:root{
  --brand-500:#FF6B2C;
  --brand-600:#E5501A;
  --brand-100:#FFE9DD;
  --accent-500:#12D6A6;
  --accent-600:#0BAF88;
  --violet-500:#7C4DFF;
  --ink-900:#17121C;
  --ink-700:#3A2F42;
  --ink-500:#6B6172;
  --ink-300:#A79EAE;
  --paper-0:#FFFFFF;
  --paper-50:#FFF8F3;
  --paper-100:#F6EDE7;
  --line:#F0E4DC;
  --grad-brand:linear-gradient(120deg,#FF6B2C 0%,#FF3D77 50%,#7C4DFF 100%);
  --grad-dark:linear-gradient(160deg,#17121C 0%,#2A1B33 100%);
  --grad-soft:linear-gradient(120deg,#FFF1E8 0%,#F6EDFF 100%);
  --sh-1:0 2px 6px rgba(23,18,28,.06);
  --sh-2:0 12px 28px rgba(23,18,28,.10);
  --sh-3:0 24px 56px rgba(23,18,28,.16);
  --sh-glow:0 10px 24px rgba(255,107,44,.34);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --nav-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.8;
  color:var(--ink-700);
  background:var(--paper-0);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;background-color:transparent}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none}
input,select{font-family:inherit}
:focus-visible{outline:3px solid rgba(255,107,44,.42);outline-offset:2px;border-radius:6px}
body.no-scroll{overflow:hidden}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.section{padding:96px 0}
.section-tight{padding:72px 0}
.bg-paper{background:var(--paper-50)}
.bg-dark{background:var(--grad-dark);color:#fff}

/* ============ 顶部倒计时条 ============ */
.sticky-shell{position:sticky;top:0;z-index:120}
.topbar{
  background:linear-gradient(90deg,#E5501A 0%,#FF6B2C 42%,#7C4DFF 100%);
  color:#fff;
  font-size:13px;
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:38px;padding-top:4px;padding-bottom:4px;
}
.topbar-status{display:flex;align-items:center;gap:8px;font-weight:600;letter-spacing:.01em;white-space:nowrap}
.topbar-status i{font-size:13px}
.topbar-timer{display:flex;align-items:center;gap:10px}
.t-unit{display:inline-flex;align-items:baseline;gap:3px}
.t-unit b{
  font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;
  background:rgba(255,255,255,.16);border-radius:8px;padding:1px 7px;min-width:30px;text-align:center;
}
.t-unit i{font-style:normal;font-size:11px;opacity:.82}
.topbar-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;color:rgba(255,255,255,.9);
  border-bottom:1px solid rgba(255,255,255,.4);padding-bottom:1px;white-space:nowrap;
}
.topbar-link:hover{color:#fff;border-bottom-color:#fff}

/* ============ 导航 ============ */
.site-header{
  background:rgba(23,18,28,.86);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.14);
  box-shadow:var(--sh-1);
  transition:background .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:var(--sh-2);
}
.header-inner{
  display:flex;align-items:center;gap:26px;
  height:var(--nav-h);
  transition:height .24s ease;
}
.site-header.is-scrolled .header-inner{height:60px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;border-radius:14px;
  background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;
  font-size:20px;font-weight:800;
  box-shadow:var(--sh-glow);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:.03em;color:#fff;transition:color .24s ease}
.brand-text i{
  font-style:normal;font-size:10.5px;letter-spacing:.3em;color:rgba(255,255,255,.72);
  transition:color .24s ease;
}
.site-header.is-scrolled .brand-text b{color:var(--ink-900)}
.site-header.is-scrolled .brand-text i{color:var(--ink-300)}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{
  position:relative;display:inline-block;padding:10px 12px;
  font-size:15px;color:rgba(255,255,255,.84);border-radius:10px;
  transition:color .18s ease,background .18s ease;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  background:var(--brand-500);transform:scaleX(0);transform-origin:left;
  transition:transform .16s ease;
}
.main-nav a:hover{color:#fff}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.is-active{color:#fff;font-weight:600}
.main-nav a.is-active::after{transform:scaleX(1)}
.site-header.is-scrolled .main-nav a{color:var(--ink-500)}
.site-header.is-scrolled .main-nav a:hover{color:var(--brand-600);background:var(--paper-50)}
.site-header.is-scrolled .main-nav a.is-active{color:var(--brand-600)}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;
  color:#fff;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.2);transform:translateY(-1px)}
.site-header.is-scrolled .icon-btn{color:var(--ink-700);border-color:var(--line);background:var(--paper-50)}
.site-header.is-scrolled .icon-btn:hover{color:var(--brand-600);border-color:var(--brand-100)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;
  place-items:center;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.site-header.is-scrolled .nav-toggle{border-color:var(--line);background:var(--paper-50)}
.site-header.is-scrolled .nav-toggle span,
.site-header.is-scrolled .nav-toggle span::before,
.site-header.is-scrolled .nav-toggle span::after{background:var(--ink-700)}

.header-search{
  position:absolute;left:0;right:0;top:100%;
  background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh-2);
  display:none;padding:14px 0;
}
.header-search.is-open{display:block}
.header-search form{
  max-width:1240px;margin:0 auto;padding:0 32px;
  display:flex;gap:10px;align-items:center;
}
.header-search input{
  flex:1;height:48px;border-radius:var(--r-sm);
  background:var(--paper-100);border:1px solid transparent;
  padding:0 16px;font-size:15px;color:var(--ink-700);
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.header-search input:focus{
  outline:none;background:#fff;border-color:var(--brand-500);
  box-shadow:0 0 0 3px rgba(255,107,44,.18);
}

/* ============ 抽屉 ============ */
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(23,18,28,.48);
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;z-index:200;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:340px;
  background:#fff;border-radius:24px 0 0 24px;z-index:210;
  transform:translateX(104%);transition:transform .22s var(--ease);
  display:flex;flex-direction:column;padding:20px 20px 24px;
  box-shadow:var(--sh-3);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  background:var(--paper-50);color:var(--ink-700);border:1px solid var(--line);
}
.drawer-close:hover{color:var(--brand-600);border-color:var(--brand-100)}
.drawer-nav{display:flex;flex-direction:column;gap:2px;overflow-y:auto}
.drawer-nav a{
  display:block;padding:14px 14px 14px 16px;border-radius:12px;
  font-size:16px;color:var(--ink-700);border-left:3px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.drawer-nav a:hover{background:var(--paper-50)}
.drawer-nav a.is-active{color:var(--brand-600);font-weight:600;background:var(--paper-50);border-left-color:var(--brand-500)}
.drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line)}
.drawer-foot .btn{width:100%}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:16px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),
    background .24s ease,color .24s ease,border-color .24s ease,filter .24s ease;
}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-glow)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 14px 30px rgba(255,107,44,.4)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 4px 12px rgba(255,107,44,.28)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink-700)}
.btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-light{background:#fff;color:var(--ink-900);border-color:#fff}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--sh-3)}
.btn-glass{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.55);color:#fff}
.btn-glass:hover{background:#fff;color:var(--brand-600);transform:translateY(-2px)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-600);font-weight:600;font-size:15px;
}
.btn-text i{transition:transform .2s var(--ease)}
.btn-text:hover i{transform:translateX(3px)}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.01em;line-height:1;
}
.badge-soft{background:var(--brand-100);color:var(--brand-600)}
.badge-violet{background:#EFE8FF;color:var(--violet-500)}
.badge-accent{background:rgba(18,214,166,.14);color:var(--accent-600)}
.badge-glass{
  background:rgba(255,255,255,.14);color:#fff;
  border:1px solid rgba(255,255,255,.28);
}
.badge-num{
  font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.chip{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:var(--r-pill);
  font-size:11px;letter-spacing:.02em;
  background:var(--paper-100);color:var(--ink-500);
}
.chip-glass{background:rgba(255,255,255,.18);color:#fff;border:1px solid rgba(255,255,255,.3)}

/* ============ 分类页顶部区 ============ */
.page-hero{
  position:relative;background:#fff;overflow:hidden;
  padding:72px 0 64px;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;top:-160px;right:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle at center,rgba(255,107,44,.16),rgba(255,107,44,0) 68%);
  pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;left:-140px;bottom:-200px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle at center,rgba(124,77,255,.14),rgba(124,77,255,0) 70%);
  pointer-events:none;
}
.page-hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:48px;align-items:center;
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-300);margin-bottom:20px;
}
.breadcrumb a{color:var(--ink-300);transition:color .2s ease}
.breadcrumb a:hover{color:var(--brand-600)}
.breadcrumb .sep{opacity:.7}
.breadcrumb .current{color:var(--ink-700);font-weight:600}
.page-hero h1{
  font-size:34px;line-height:1.32;font-weight:800;color:var(--ink-900);
  letter-spacing:-.01em;max-width:16em;
}
.page-hero-sub{
  margin-top:18px;font-size:16px;line-height:1.85;color:var(--ink-500);max-width:34em;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-badge{
  display:flex;align-items:center;gap:10px;
  background:var(--paper-50);border:1px solid var(--line);border-radius:var(--r-pill);
  padding:8px 18px 8px 12px;
}
.hero-badge b{
  font-size:20px;font-weight:800;font-variant-numeric:tabular-nums;
  color:var(--brand-600);line-height:1;
}
.hero-badge span{font-size:13px;color:var(--ink-500)}
.page-hero-side{display:flex;justify-content:center;align-items:center}
.hero-orb{
  position:relative;width:180px;height:180px;border-radius:50%;
  background:var(--grad-soft);border:1px solid var(--line);
  display:grid;place-items:center;color:var(--brand-600);font-size:56px;
  box-shadow:var(--sh-2);
}
.hero-orb::after{
  content:"";position:absolute;inset:14px;border-radius:50%;
  border:1px dashed rgba(255,107,44,.35);
}

/* ============ 问答手风琴 ============ */
.qa-head{max-width:44em;margin-bottom:44px}
.qa-head h2{font-size:30px;line-height:1.36;font-weight:800;color:var(--ink-900)}
.qa-head p{margin-top:14px;font-size:16px;color:var(--ink-500)}
.acc-group{margin-bottom:44px}
.acc-group:last-child{margin-bottom:0}
.acc-group-title{
  position:relative;padding-left:16px;
  font-size:19px;font-weight:700;color:var(--ink-900);margin-bottom:18px;
}
.acc-group-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;
  background:var(--violet-500);
}
.acc-list{display:flex;flex-direction:column;gap:12px}
.acc-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  transition:border-color .24s ease,box-shadow .24s ease,background .24s ease;
  overflow:hidden;
}
.acc-item:hover{border-color:#EEDFD4;box-shadow:var(--sh-1)}
.acc-item.is-open{border-color:var(--brand-100);box-shadow:var(--sh-1);background:#fff}
.acc-head{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink-700);line-height:1.6;
}
.acc-head i{
  flex:0 0 auto;font-size:14px;color:var(--ink-300);
  transition:transform .24s var(--ease),color .24s ease;
}
.acc-item.is-open .acc-head i{transform:rotate(180deg);color:var(--brand-500)}
.acc-body{
  max-height:0;overflow:hidden;
  transition:max-height .3s var(--ease);
}
.acc-item.is-open .acc-body{max-height:420px}
.acc-body-inner{
  padding:0 22px 22px;font-size:15px;line-height:1.9;color:var(--ink-500);
}
.acc-body-inner strong{color:var(--brand-600);font-weight:600}
.acc-body-inner .mini-list{margin-top:10px;display:flex;flex-direction:column;gap:6px}
.acc-body-inner .mini-list li{
  position:relative;padding-left:16px;font-size:15px;color:var(--ink-500);
}
.acc-body-inner .mini-list li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;
  background:var(--brand-500);
}

/* ============ 图文准备区 ============ */
.prep-row{gap:56px}
.prep-text h2{font-size:30px;line-height:1.36;font-weight:800;color:var(--ink-900)}
.prep-text>p{margin-top:16px;font-size:16px;color:var(--ink-500);max-width:32em}
.prep-list{margin-top:30px;display:flex;flex-direction:column;gap:20px}
.prep-list li{display:flex;gap:16px;align-items:flex-start}
.prep-num{
  flex:0 0 auto;width:40px;height:40px;border-radius:14px;
  display:grid;place-items:center;
  background:var(--paper-50);border:1px solid var(--line);
  color:var(--brand-600);font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
}
.prep-list h3{font-size:17px;font-weight:700;color:var(--ink-900);margin-bottom:4px}
.prep-list p{font-size:15px;color:var(--ink-500);line-height:1.8}
.prep-media{position:relative}
.prep-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  box-shadow:var(--sh-2);
}
.prep-flag{
  position:absolute;top:18px;right:18px;
  background:var(--accent-500);color:#08301F;
  font-size:12px;font-weight:700;padding:6px 14px;border-radius:var(--r-pill);
  box-shadow:0 8px 20px rgba(18,214,166,.34);
}

/* ============ 渐变提示条 ============ */
.notice-bar{
  margin-top:56px;
  background:var(--grad-soft);
  border:1px solid #F3E4F5;
  border-radius:20px;
  padding:22px 26px;
  display:flex;align-items:center;gap:20px;flex-wrap:wrap;
  box-shadow:var(--sh-1);
}
.notice-icon{
  flex:0 0 auto;width:48px;height:48px;border-radius:50%;
  background:#fff;color:var(--violet-500);
  display:grid;place-items:center;font-size:20px;box-shadow:var(--sh-1);
}
.notice-copy{flex:1 1 260px;min-width:220px}
.notice-copy b{display:block;font-size:16px;font-weight:700;color:var(--ink-900)}
.notice-copy span{font-size:14px;color:var(--ink-500)}
.notice-bar .btn{flex:0 0 auto}

/* ============ 流程 ============ */
.steps-head{max-width:40em;margin-bottom:44px}
.steps-head h2{font-size:30px;line-height:1.36;font-weight:800;color:var(--ink-900)}
.steps-head p{margin-top:14px;font-size:16px;color:var(--ink-500)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.steps::before{
  content:"";position:absolute;left:28px;right:28px;top:26px;height:1px;
  background:linear-gradient(90deg,rgba(255,107,44,.4),rgba(124,77,255,.35));
}
.step{position:relative;padding-top:0}
.step-dot{
  width:52px;height:52px;border-radius:18px;
  display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);
  color:var(--brand-600);font-size:20px;
  box-shadow:var(--sh-1);position:relative;z-index:2;
  transition:transform .24s var(--ease),border-color .24s ease;
}
.step:hover .step-dot{transform:translateY(-4px);border-color:var(--brand-100)}
.step h3{margin-top:18px;font-size:17px;font-weight:700;color:var(--ink-900)}
.step p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-500)}
.step-tag{
  display:inline-block;margin-top:12px;font-size:11px;letter-spacing:.04em;
  color:var(--violet-500);background:#EFE8FF;padding:4px 10px;border-radius:var(--r-pill);
}

/* ============ 快捷入口 ============ */
.entry-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px;align-items:stretch}
.entry-feature{
  position:relative;display:block;overflow:hidden;border-radius:var(--r-lg);
  background:var(--ink-900);min-height:320px;
}
.entry-feature img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .32s ease-out;
}
.entry-feature::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,0) 26%,rgba(0,0,0,.76) 100%);
}
.entry-feature:hover img{transform:scale(1.05)}
.entry-feature .entry-inner{
  position:relative;z-index:2;height:100%;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:28px;color:#fff;
}
.entry-feature h3{font-size:22px;font-weight:800;line-height:1.4}
.entry-feature p{margin-top:8px;font-size:14px;color:rgba(255,255,255,.82)}
.entry-feature .chip{margin-bottom:14px;align-self:flex-start}
.entry-rows{display:flex;flex-direction:column;gap:16px}
.entry-row{
  display:flex;align-items:center;gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);flex:1;
  transition:transform .24s var(--ease),box-shadow .24s ease,border-color .24s ease;
}
.entry-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--brand-100)}
.entry-row-icon{
  flex:0 0 auto;width:48px;height:48px;border-radius:16px;
  display:grid;place-items:center;font-size:19px;color:#fff;
}
.entry-row-icon.i-brand{background:var(--grad-brand)}
.entry-row-icon.i-violet{background:linear-gradient(140deg,#7C4DFF,#B18CFF)}
.entry-row-body{flex:1 1 auto;min-width:0}
.entry-row-body h3{font-size:17px;font-weight:700;color:var(--ink-900)}
.entry-row-body p{margin-top:4px;font-size:14px;color:var(--ink-500)}
.entry-row .chip{flex:0 0 auto}

/* ============ CTA 通栏 ============ */
.cta-band{
  background:var(--grad-brand);
  color:#fff;position:relative;overflow:hidden;
  padding:72px 0;
}
.cta-band::before{
  content:"";position:absolute;top:-120px;right:-80px;width:320px;height:320px;border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-band::after{
  content:"";position:absolute;left:-60px;bottom:-160px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.08);
}
.cta-row{position:relative;z-index:2;gap:32px}
.cta-copy h2{font-size:30px;line-height:1.36;font-weight:800}
.cta-copy p{margin-top:14px;font-size:16px;color:rgba(255,255,255,.88);max-width:32em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-actions .btn{min-width:168px}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  background:var(--grad-dark);
  color:rgba(255,255,255,.78);
  padding-top:72px;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--grad-brand);
}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;
  padding-bottom:52px;
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:30em}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social a{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  color:#fff;transition:background .2s ease,transform .2s ease,border-color .2s ease;
}
.footer-social a:hover{background:var(--brand-500);border-color:var(--brand-500);transform:translateY(-3px)}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{
  font-size:14px;color:rgba(255,255,255,.68);
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col a:hover{color:#fff;padding-left:4px}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.68)}
.footer-contact i{color:var(--accent-500);margin-top:4px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding-top:22px;padding-bottom:26px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.6);
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:13px;
  transition:background .2s ease,transform .2s ease;
}
.to-top:hover{background:var(--brand-500);border-color:var(--brand-500);transform:translateY(-2px)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{padding:0 28px}
  .page-hero-inner{grid-template-columns:minmax(0,1fr) 200px;gap:36px}
  .hero-orb{width:156px;height:156px;font-size:46px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .nav-toggle{display:grid}
  .header-search form{padding:0 24px}
  .container{padding:0 24px}
  .section{padding:72px 0}
  .section-tight{padding:56px 0}
  .page-hero{padding:56px 0 48px}
  .page-hero-inner{grid-template-columns:1fr;gap:28px}
  .page-hero-side{justify-content:flex-start}
  .hero-orb{width:120px;height:120px;font-size:38px}
  .page-hero h1{font-size:30px}
  .entry-grid{grid-template-columns:1fr}
  .entry-feature{min-height:280px}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px}
  .steps::before{display:none}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
  .cta-actions{justify-content:flex-start}
  .prep-row{gap:36px}
}
@media (max-width:767px){
  body{font-size:16px}
  .topbar-inner{flex-wrap:wrap;justify-content:center;gap:8px;padding:6px 0}
  .topbar-status{font-size:12px}
  .topbar-timer{order:3;flex-basis:100%;justify-content:center}
  .site-header{position:relative}
  .header-inner{height:66px;gap:14px}
  .site-header.is-scrolled .header-inner{height:58px}
  .brand-mark{width:38px;height:38px;font-size:18px;border-radius:12px}
  .brand-text b{font-size:15.5px}
  .brand-text i{font-size:9.5px;letter-spacing:.2em}
  .header-actions .btn-primary{display:none}
  .section{padding:52px 0}
  .section-tight{padding:44px 0}
  .page-hero{padding:40px 0 40px}
  .page-hero h1{font-size:26px}
  .page-hero-sub{font-size:15px}
  .hero-badge{padding:7px 14px 7px 10px}
  .hero-badge b{font-size:18px}
  .qa-head h2,.prep-text h2,.steps-head h2,.cta-copy h2{font-size:24px}
  .acc-head{padding:16px 18px;font-size:15.5px}
  .acc-body-inner{padding:0 18px 18px;font-size:14.5px}
  .steps{grid-template-columns:1fr;gap:24px}
  .entry-feature{min-height:240px}
  .entry-row{padding:20px;gap:14px}
  .entry-row .chip{display:none}
  .notice-bar{padding:18px;gap:14px}
  .notice-bar .btn{width:100%}
  .cta-band{padding:52px 0}
  .cta-actions .btn{flex:1 1 auto;min-width:0}
  .footer-top{grid-template-columns:1fr;gap:32px;padding-bottom:36px}
  .footer-bottom{justify-content:flex-start}
  .prep-media img{aspect-ratio:3/2}
}
@media (max-width:575px){
  .container{padding:0 18px}
  .page-hero h1{font-size:23px}
  .hero-orb{width:96px;height:96px;font-size:30px}
  .hero-orb::after{inset:10px}
  .brand-text i{letter-spacing:.16em}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  .btn:hover,.entry-row:hover,.step:hover .step-dot,.footer-social a:hover{transform:none !important}
}