/* roulang page: index */
/* ===== 设计变量 ===== */
:root{
  --brand-1:#6A3CF0;
  --brand-2:#FF5F6D;
  --grad-main:linear-gradient(115deg,#6A3CF0 0%,#9B4DFF 45%,#FF5F6D 100%);
  --mint:#21D4A0;
  --amber:#FFB020;
  --ink:#171528;
  --ink-2:#4A4763;
  --ink-3:#7C7893;
  --line:#E7E4F2;
  --bg:#F7F6FB;
  --card:#FFFFFF;
  --deep:#14121F;
  --sh-1:0 2px 10px rgba(23,21,40,.05);
  --sh-2:0 12px 32px rgba(106,60,240,.10);
  --sh-3:0 24px 60px rgba(106,60,240,.16);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --bs-primary:#6A3CF0;
  --bs-primary-rgb:106,60,240;
  --bs-body-bg:#F7F6FB;
  --bs-body-color:#4A4763;
  --bs-border-color:#E7E4F2;
  --bs-border-radius:14px;
  --bs-link-color:#6A3CF0;
  --bs-link-hover-color:#9B4DFF;
  --bs-body-font-family:var(--font);
  --bs-font-sans-serif:var(--font);
  --bs-body-font-size:16.5px;
}
/* ===== 基础重置 ===== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--brand-1);text-decoration:none;transition:color .24s var(--ease)}
a:hover{color:#9B4DFF}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:800;letter-spacing:-.01em;line-height:1.3}
p{margin:0 0 1.4em;text-align:left}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,textarea,select{font-family:inherit}
:focus-visible{outline:3px solid rgba(106,60,240,.35);outline-offset:2px;border-radius:8px}
/* ===== 容器 ===== */
.container{max-width:1200px;padding-left:24px;padding-right:24px}
@media (min-width:1400px){.container{max-width:1280px}}
.section{padding:96px 0}
.section-tight{padding:72px 0}
.bg-soft{background:#F2F0F9}
/* ===== 通用组件 ===== */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.04em;
  color:var(--brand-1);background:rgba(106,60,240,.08);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.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:clamp(24px,3.4vw,36px);line-height:1.25;position:relative;padding-left:18px}
.sec-head h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:4px;background:var(--grad-main)}
.sec-head p{margin:10px 0 0;color:var(--ink-3);font-size:15px;max-width:640px}
.sec-head .head-side{flex-shrink:0}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 28px;border:0;border-radius:999px;
  background-image:var(--grad-main);background-size:180% 100%;background-position:0 0;
  color:#fff;font-weight:700;font-size:15.5px;
  box-shadow:var(--sh-2);cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-position .4s var(--ease);
}
.btn-grad:hover,.btn-grad:focus{color:#fff;transform:translateY(-2px);background-position:100% 0;box-shadow:var(--sh-3)}
.btn-grad:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12.5px 26px;border-radius:999px;border:1.5px solid var(--brand-1);
  background:transparent;color:var(--brand-1);font-weight:700;font-size:15.5px;
  cursor:pointer;transition:background .24s var(--ease),color .24s var(--ease),transform .24s var(--ease);
}
.btn-ghost:hover{background:rgba(106,60,240,.08);color:var(--brand-1);transform:translateY(-2px)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;color:var(--brand-1)}
.link-arrow i{transition:transform .24s var(--ease);font-size:13px}
.link-arrow:hover i{transform:translateX(4px)}
.badge-x{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:rgba(106,60,240,.08);color:var(--brand-1);
  font-size:13px;font-weight:700;
}
.stat-badge{
  display:inline-flex;flex-direction:column;gap:2px;
  padding:14px 20px;border-radius:18px;
  background:rgba(255,255,255,.85);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  min-width:118px;
}
.stat-badge .num{
  font-size:22px;font-weight:800;color:var(--mint);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.stat-badge .num small{font-size:13px;font-weight:700;color:var(--ink-3);margin-left:2px}
.stat-badge .lbl{font-size:13px;color:var(--ink-3)}
/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,246,251,.88);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.is-stuck{background:rgba(255,255,255,.95);box-shadow:var(--sh-1);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:800;font-size:18px;letter-spacing:-.01em}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex-shrink:0;
  background-image:var(--grad-main);
  display:grid;place-items:center;color:#fff;font-size:18px;
  box-shadow:var(--sh-2);
}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-list a.nav-link-x{
  position:relative;display:inline-block;padding:10px 14px;
  font-size:15.5px;font-weight:600;color:var(--ink-2);
}
.nav-list a.nav-link-x::after{
  content:"";position:absolute;left:50%;bottom:4px;height:3px;width:0;border-radius:3px;
  background:var(--grad-main);transform:translateX(-50%);
  transition:width .24s var(--ease);
}
.nav-list a.nav-link-x:hover{color:var(--brand-1)}
.nav-list a.nav-link-x:hover::after{width:60%}
.nav-list a.nav-link-x.active{color:var(--brand-1)}
.nav-list a.nav-link-x.active::after{width:60%}
.nav-cta{padding:11px 22px;font-size:15px}
.nav-toggle{
  width:44px;height:44px;border-radius:14px;
  border:1.5px solid var(--brand-1);background:rgba(106,60,240,.06);
  color:var(--brand-1);font-size:17px;display:grid;place-items:center;
}
.nav-panel{border-radius:20px 0 0 20px;border:0;position:relative}
.nav-panel::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-main)}
.nav-panel .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.nav-panel .brand-text{font-weight:800;font-size:17px;color:var(--ink)}
.nav-panel .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:8px}
.nav-panel a.nav-link-x{padding:14px 4px;font-size:16px;border-bottom:1px solid var(--line)}
.nav-panel a.nav-link-x.active{color:var(--brand-1)}
@media (max-width:991.98px){
  .nav-list.desk{display:none}
}
@media (min-width:992px){
  .nav-toggle{display:none}
}
/* ===== 首屏 ===== */
.hero{position:relative;padding:76px 0 88px;overflow:hidden;background:linear-gradient(180deg,#FBFAFF 0%,#F7F6FB 100%)}
.hero-glow{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none}
.hero-glow-1{width:520px;height:520px;top:-180px;left:-140px;background:rgba(106,60,240,.22)}
.hero-glow-2{width:460px;height:460px;bottom:-220px;right:-120px;background:rgba(255,95,109,.18)}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;font-size:13.5px;font-weight:700;
  color:var(--brand-1);background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);
  margin-bottom:20px;
}
.hero-tag i{color:var(--brand-2)}
.hero h1{font-size:clamp(28px,5vw,52px);line-height:1.15;font-weight:800;margin-bottom:20px}
.hero h1 .hl{background-image:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:17.5px;line-height:1.85;color:var(--ink-2);max-width:560px;margin-bottom:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero-badges{display:flex;gap:14px;flex-wrap:wrap}
.hero-visual{position:relative;margin-left:12px}
.hero-visual img{
  width:100%;border-radius:32px;object-fit:cover;
  box-shadow:var(--sh-3);position:relative;z-index:1;
  aspect-ratio:4/3;background:#EDE9FA;
}
.hero-visual::after{
  content:"";position:absolute;inset:26px -18px -18px 26px;border-radius:32px;
  background:var(--grad-main);opacity:.14;z-index:0;
}
.float-card{
  position:absolute;left:-18px;bottom:28px;z-index:2;
  background:#fff;border-radius:18px;padding:14px 18px;
  box-shadow:var(--sh-3);border:1px solid var(--line);
  display:flex;align-items:center;gap:12px;
}
.float-card .dot{width:10px;height:10px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(33,212,160,.18)}
.float-card strong{display:block;font-size:14.5px;color:var(--ink);line-height:1.4}
.float-card span{font-size:12.5px;color:var(--ink-3)}
/* ===== 痛点区 ===== */
.pain-card{
  background:#fff;border-radius:24px;border:1px solid var(--line);
  padding:28px;height:100%;position:relative;overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.pain-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad-main)}
.pain-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(106,60,240,.3)}
.pain-card .idx{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:rgba(106,60,240,.08);color:var(--brand-1);font-weight:800;font-size:15px;margin-bottom:14px;
}
.pain-card h3{font-size:18px;margin-bottom:10px}
.pain-card p{font-size:15px;color:var(--ink-3);margin:0}
/* ===== 步骤区 ===== */
.step-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:72px}
.step-row:last-child{margin-bottom:0}
.step-row.reverse .step-media{order:2}
.step-row.reverse .step-text{order:1}
.step-media img{width:100%;border-radius:24px;object-fit:cover;aspect-ratio:3/2;box-shadow:var(--sh-2);background:#EDE9FA}
.step-num{
  font-size:44px;font-weight:800;line-height:1;letter-spacing:-.02em;
  background-image:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;margin-bottom:10px;
}
.step-text h3{font-size:22px;margin-bottom:12px}
.step-text p{font-size:16px;color:var(--ink-2)}
/* ===== 数据区 ===== */
.stats-band{
  position:relative;background:var(--deep);color:rgba(255,255,255,.72);
  border-radius:32px;padding:64px 48px;overflow:hidden;
}
.stats-band::before{
  content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  top:-280px;right:-120px;background:rgba(106,60,240,.35);filter:blur(80px);
}
.stats-band::after{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  bottom:-260px;left:-100px;background:rgba(255,95,109,.25);filter:blur(80px);
}
.stats-band .inner{position:relative;z-index:1}
.stats-band h2{color:#fff;font-size:clamp(24px,3.4vw,36px);margin-bottom:12px}
.stats-band .lead{color:rgba(255,255,255,.68);font-size:16px;max-width:640px;margin-bottom:40px}
.stat-item{padding-right:16px}
.stat-item .value{
  font-size:clamp(32px,4.4vw,46px);font-weight:800;color:var(--mint);line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-item .value small{font-size:16px;font-weight:700;margin-left:4px;color:rgba(255,255,255,.6)}
.stat-item .desc{font-size:14.5px;color:rgba(255,255,255,.62);margin-top:6px}
/* ===== 证言区 ===== */
.voices{display:flex;gap:24px;overflow-x:auto;padding:28px 4px 12px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.voices::-webkit-scrollbar{height:6px}
.voices::-webkit-scrollbar-thumb{background:rgba(106,60,240,.25);border-radius:999px}
.voice-card{
  flex:0 0 380px;scroll-snap-align:start;background:#fff;
  border:1px solid var(--line);border-radius:24px;padding:30px;
  box-shadow:var(--sh-1);transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.voice-card:hover{box-shadow:var(--sh-2)}
.voice-card:nth-child(1){transform:translateY(-12px)}
.voice-card:nth-child(1):hover{transform:translateY(-16px)}
.voice-card .stars{color:var(--amber);font-size:13px;letter-spacing:2px;margin-bottom:14px}
.voice-card blockquote{margin:0 0 22px;font-size:15.5px;line-height:1.85;color:var(--ink-2)}
.voice-user{display:flex;align-items:center;gap:12px}
.voice-avatar{
  width:44px;height:44px;border-radius:50%;flex-shrink:0;
  background-image:var(--grad-main);color:#fff;display:grid;place-items:center;
  font-weight:800;font-size:16px;
}
.voice-user strong{display:block;font-size:15px;color:var(--ink);line-height:1.4}
.voice-user span{font-size:13px;color:var(--ink-3)}
/* ===== 资讯列表 ===== */
.news-feature{
  background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;
  box-shadow:var(--sh-1);height:100%;display:flex;flex-direction:column;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.news-feature:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(106,60,240,.3)}
.news-feature .cover{display:block;aspect-ratio:16/9;overflow:hidden;background:#EDE9FA}
.news-feature .cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.news-feature:hover .cover img{transform:scale(1.04)}
.news-feature .body{padding:26px 28px 28px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-feature h3{font-size:21px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-feature h3 a{color:var(--ink)}
.news-feature h3 a:hover{color:var(--brand-1)}
.news-feature .excerpt{
  font-size:15px;color:var(--ink-3);margin:0;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:8px;font-size:13.5px;color:var(--ink-3)}
.news-list-item{
  display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:24px;
  padding:18px;box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.news-list-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(106,60,240,.3)}
.news-list-item .thumb{flex:0 0 132px;border-radius:16px;overflow:hidden;background:#EDE9FA}
.news-list-item .thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:1/1}
.news-list-item .info{display:flex;flex-direction:column;gap:8px;min-width:0}
.news-list-item h3{
  font-size:16.5px;line-height:1.5;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-list-item h3 a{color:var(--ink)}
.news-list-item h3 a:hover{color:var(--brand-1)}
.news-list-item .excerpt{
  font-size:14px;color:var(--ink-3);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-list-item .meta{font-size:13px;color:var(--ink-3);margin-top:auto}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:24px;
  padding:64px 24px;text-align:center;
}
.empty-state i{font-size:30px;color:rgba(106,60,240,.4);margin-bottom:14px;display:block}
.empty-state strong{display:block;font-size:17px;color:var(--ink);margin-bottom:6px}
.empty-state span{font-size:14px;color:var(--ink-3)}
/* ===== FAQ ===== */
.faq .accordion-item{
  border:1px solid var(--line);border-radius:20px!important;
  margin-bottom:12px;background:#fff;overflow:hidden;
  box-shadow:var(--sh-1);
  transition:box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.faq .accordion-item:last-child{margin-bottom:0}
.faq .accordion-button{
  position:relative;background:#fff;border:0;box-shadow:none!important;
  font-size:17px;font-weight:700;color:var(--ink);
  padding:20px 56px 20px 26px;line-height:1.6;
}
.faq .accordion-button:not(.collapsed){color:var(--brand-1);background:rgba(106,60,240,.04)}
.faq .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:4px;background:var(--grad-main);
}
.faq .accordion-button::after{
  width:9px;height:9px;border-right:2px solid var(--brand-1);border-bottom:2px solid var(--brand-1);
  background-image:none!important;transform:rotate(45deg);margin-top:-4px;
  transition:transform .24s var(--ease),margin .24s var(--ease);
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);margin-top:2px}
.faq .accordion-body{padding:4px 26px 24px;font-size:15px;line-height:1.85;color:var(--ink-2)}
.faq-aside h2{font-size:clamp(24px,3.4vw,34px);margin-bottom:16px}
.faq-aside p{color:var(--ink-3);font-size:15.5px}
/* ===== CTA ===== */
.cta-band{
  position:relative;border-radius:32px;overflow:hidden;
  background-image:linear-gradient(115deg,rgba(106,60,240,.94),rgba(155,77,255,.9) 45%,rgba(255,95,109,.9)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  padding:64px 56px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  flex-wrap:wrap;box-shadow:var(--sh-3);
}
.cta-band h2{color:#fff;font-size:clamp(24px,3.2vw,34px);margin-bottom:12px;position:relative;padding-left:0}
.cta-band p{color:rgba(255,255,255,.86);font-size:16px;margin:0;max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-band .btn-light-x{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;border-radius:999px;border:0;background:#fff;color:var(--brand-1);
  font-weight:700;font-size:15.5px;cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.cta-band .btn-light-x:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(0,0,0,.2);color:var(--brand-1)}
.cta-band .btn-outline-x{
  display:inline-flex;align-items:center;gap:10px;
  padding:12.5px 26px;border-radius:999px;border:1.5px solid rgba(255,255,255,.75);
  background:transparent;color:#fff;font-weight:700;font-size:15.5px;cursor:pointer;
  transition:background .24s var(--ease),transform .24s var(--ease);
}
.cta-band .btn-outline-x:hover{background:rgba(255,255,255,.16);color:#fff;transform:translateY(-2px)}
/* ===== 页脚 ===== */
.site-footer{background:var(--deep);color:rgba(255,255,255,.68);margin-top:96px;padding-bottom:26px;position:relative}
.site-footer::before{content:"";display:block;height:2px;background:var(--grad-main)}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 44px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;color:#fff;font-weight:800;font-size:17px}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:10px;font-size:16px}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);margin:0}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.62)}
.footer-col a:hover{color:var(--mint)}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.62);margin-bottom:12px;display:flex;gap:10px;align-items:flex-start}
.footer-contact i{color:var(--brand-2);margin-top:4px;font-size:13px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding-top:24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.5);
}
/* ===== 响应式 ===== */
@media (max-width:1199.98px){
  .hero-visual{margin-left:0}
  .voice-card{flex:0 0 340px}
}
@media (max-width:991.98px){
  .section{padding:72px 0}
  .hero{padding:56px 0 64px}
  .hero-visual{margin-top:40px}
  .hero-visual::after{display:none}
  .stats-band{padding:48px 32px}
  .step-row{grid-template-columns:1fr;gap:28px;margin-bottom:56px}
  .step-row.reverse .step-media{order:0}
  .step-row.reverse .step-text{order:1}
  .cta-band{padding:48px 32px}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px}
}
@media (max-width:767.98px){
  .sec-head{margin-bottom:32px}
  .news-list-item .thumb{flex:0 0 96px}
}
@media (max-width:575.98px){
  .container{padding-left:20px;padding-right:20px}
  .section{padding:56px 0}
  .hero h1{font-size:28px}
  .hero-actions .btn-grad,.hero-actions .btn-ghost{width:100%}
  .hero-badges{display:grid;grid-template-columns:1fr 1fr;gap:12px}
  .stat-badge{min-width:0;padding:12px 14px}
  .stat-badge .num{font-size:19px}
  .voice-card{flex:0 0 86%}
  .news-list-item{flex-direction:column}
  .news-list-item .thumb{flex:0 0 auto;width:100%}
  .news-list-item .thumb img{aspect-ratio:16/9}
  .cta-band{padding:36px 24px;flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions a{width:100%;justify-content:center}
  .footer-top{grid-template-columns:1fr;gap:32px}
  .stats-band{padding:40px 24px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
  .voice-card:nth-child(1){transform:none}
}

/* roulang page: article */
:root{
  --brand-1:#6A3CF0;
  --brand-2:#FF5F6D;
  --brand-3:#9B4DFF;
  --grad-main:linear-gradient(115deg,#6A3CF0 0%,#9B4DFF 45%,#FF5F6D 100%);
  --mint:#21D4A0;
  --amber:#FFB020;
  --ink:#171528;
  --ink-2:#4A4763;
  --ink-3:#7C7893;
  --line:#E7E4F2;
  --bg:#F7F6FB;
  --card:#FFFFFF;
  --deep:#14121F;
  --r-xs:8px;
  --r-sm:14px;
  --r-md:20px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 2px 10px rgba(23,21,40,.05);
  --sh-2:0 12px 32px rgba(106,60,240,.10);
  --sh-3:0 24px 60px rgba(106,60,240,.16);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-primary:#6A3CF0;
  --bs-body-bg:#F7F6FB;
  --bs-body-color:#4A4763;
  --bs-border-color:#E7E4F2;
  --bs-border-radius:14px;
  --bs-link-color:#6A3CF0;
  --bs-link-hover-color:#FF5F6D;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:17px;
  line-height:1.8;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-1);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--brand-2)}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:800;line-height:1.25;letter-spacing:.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(106,60,240,.35);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-inline:20px}
@media (min-width:992px){.container{padding-inline:24px;max-width:1200px}}
@media (min-width:1400px){.container{max-width:1280px}}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background-color .24s var(--ease);
}
.site-header.is-stuck{box-shadow:var(--sh-1);background:rgba(255,255,255,.86)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-size:18px;font-weight:800;text-decoration:none}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad-main);
  display:grid;place-items:center;color:#fff;font-size:16px;box-shadow:0 8px 18px rgba(106,60,240,.28);
}
.brand-text{white-space:nowrap}
.brand-text em{font-style:normal;color:var(--brand-1)}
.nav-list.desk{display:flex;align-items:center;gap:28px}
.nav-link-x{position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:600;color:var(--ink-2);text-decoration:none}
.nav-link-x::after{
  content:"";position:absolute;left:0;bottom:0;height:3px;width:60%;border-radius:3px;
  background:var(--grad-main);transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-link-x:hover{color:var(--brand-1)}
.nav-link-x:hover::after{transform:scaleX(1)}
.nav-link-x.active{color:var(--brand-1)}
.nav-link-x.active::after{transform:scaleX(1)}
.menu-toggle{
  width:44px;height:44px;border-radius:14px;border:1.5px solid rgba(106,60,240,.35);
  background:#fff;color:var(--brand-1);display:grid;place-items:center;font-size:17px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.menu-toggle:hover{border-color:var(--brand-1);box-shadow:var(--sh-1)}
.nav-cta{padding:11px 22px;font-size:14px}
.nav-drawer{border:none;border-radius:20px 0 0 20px;background:#fff;width:300px}
.nav-drawer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-main)}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.drawer-title{font-weight:800;color:var(--ink);font-size:16px}
.drawer-close{width:36px;height:36px;border:none;border-radius:10px;background:rgba(106,60,240,.08);color:var(--brand-1);font-size:16px}
.nav-list.mobile{display:flex;flex-direction:column;gap:2px;margin-bottom:20px}
.nav-list.mobile .nav-link-x{display:block;padding:13px 4px;font-size:16px;border-bottom:1px solid var(--line)}
.nav-list.mobile .nav-link-x::after{display:none}

/* 按钮 */
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border:none;border-radius:999px;
  background:var(--grad-main);background-size:180% 100%;background-position:0% 50%;
  color:#fff;font-size:15px;font-weight:700;text-decoration:none;cursor:pointer;
  box-shadow:0 8px 20px rgba(106,60,240,.22);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-position .45s var(--ease),color .22s var(--ease);
}
.btn-grad:hover,.btn-grad:focus{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);background-position:100% 50%}
.btn-grad:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(106,60,240,.28)}
.btn-outline-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1.5px solid var(--brand-1);
  background:transparent;color:var(--brand-1);font-size:15px;font-weight:700;text-decoration:none;
  transition:background-color .22s var(--ease),transform .22s var(--ease),color .22s var(--ease);
}
.btn-outline-x:hover{background:rgba(106,60,240,.08);color:var(--brand-1);transform:translateY(-2px)}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand-1)}
.btn-text i{transition:transform .22s var(--ease)}
.btn-text:hover i{transform:translateX(4px)}
.btn-ghost{background:#fff;color:var(--brand-1)!important;border:none}
.btn-ghost:hover{background:#fff;color:var(--brand-2)!important}

/* 徽章 */
.badge-x{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;
  background:rgba(106,60,240,.08);color:var(--brand-1);font-size:13px;font-weight:700;
}
.badge-soft{background:rgba(33,212,160,.12);color:#0F8F6C}

/* 文章头部 */
.article-hero{
  position:relative;padding:34px 0 30px;
  background-image:linear-gradient(180deg,rgba(247,246,251,.93),rgba(247,246,251,.99)),url(/assets/images/backpic/back-3.webp);
  background-size:cover;background-position:center;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:22px}
.crumb a{color:var(--ink-3);text-decoration:none}
.crumb a:hover{color:var(--brand-1)}
.crumb i{font-size:10px;color:#B9B5CC}
.crumb .cur{color:var(--ink-2);max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{max-width:900px}
.article-head h1{
  font-size:clamp(28px,4vw,44px);line-height:1.2;font-weight:800;margin:16px 0 18px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:var(--ink-3);padding-bottom:20px;border-bottom:1px solid var(--line)}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-row .meta-item i{color:var(--brand-1)}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#CFCADF}
.article-cover{margin:26px 0 0}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);background:#EFEBFF}
.share-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);font-size:13px;font-weight:600;
  transition:border-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.chip:hover{border-color:rgba(106,60,240,.4);color:var(--brand-1);transform:translateY(-2px)}

/* 文章布局 */
.article-section{padding:48px 0 0}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px}
@media (min-width:1200px){.article-layout{grid-template-columns:minmax(0,1fr) 320px;gap:48px}}
.article-main{width:100%;max-width:840px;margin-inline:auto;min-width:0}
@media (min-width:1200px){.article-main{margin-inline:0}}

.article-content{font-size:17px;line-height:1.9;color:var(--ink-2)}
.article-content>*:first-child{margin-top:0}
.article-content p{margin:0 0 1.4em}
.article-content h2{
  position:relative;font-size:clamp(22px,2.6vw,28px);color:var(--ink);
  margin:2em 0 .8em;padding-left:16px;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.2em;width:4px;height:1em;border-radius:4px;background:var(--grad-main);
}
.article-content h3{font-size:20px;color:var(--ink);margin:1.6em 0 .6em}
.article-content h4{font-size:18px;color:var(--ink);margin:1.4em 0 .5em}
.article-content a{border-bottom:1px solid rgba(106,60,240,.35)}
.article-content strong{color:var(--ink);font-weight:700}
.article-content ul,.article-content ol{margin:0 0 1.4em;padding-left:1.3em}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:.5em}
.article-content ul li::marker{color:var(--brand-1)}
.article-content ol li::marker{color:var(--brand-1);font-weight:700}
.article-content blockquote{
  position:relative;margin:1.8em 0;padding:20px 24px 20px 28px;border-radius:16px;
  background:#F5F2FF;color:var(--ink-2);
}
.article-content blockquote::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:4px;border-radius:4px;background:var(--grad-main);
}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content img{border-radius:16px;margin:1.6em auto}
.article-content figure{margin:1.8em 0}
.article-content figcaption{text-align:center;font-size:13px;color:var(--ink-3);margin-top:10px}
.article-content table{width:100%;border-collapse:collapse;font-size:15px;border-radius:20px;overflow:hidden;margin:1.6em 0;border:1px solid var(--line)}
.article-content thead th{background:#F1EBFF;color:var(--ink);text-align:left;font-weight:700}
.article-content th,.article-content td{padding:12px 16px;border-bottom:1px solid var(--line)}
.article-content tbody tr:nth-child(even){background:#FAF9FE}
.article-content tbody tr:last-child td{border-bottom:none}
.article-content pre{
  background:var(--deep);color:#EDEAF7;border-radius:16px;padding:20px 22px;
  overflow:auto;font-size:14px;line-height:1.7;margin:1.6em 0;
}
.article-content code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.article-content p code,.article-content li code{background:#F1EBFF;color:var(--brand-1);padding:2px 6px;border-radius:6px;font-size:14px}

/* 侧栏 */
.sidebar{display:none}
@media (min-width:1200px){
  .sidebar{display:block;position:sticky;top:96px;align-self:start;display:flex;flex-direction:column;gap:20px}
}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1)}
.side-title{font-size:15px;color:var(--ink);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-title::before{content:"";width:4px;height:14px;border-radius:3px;background:var(--grad-main)}
.side-cat{font-size:15px;color:var(--ink-2);margin-bottom:16px}
.side-list{display:flex;flex-direction:column;gap:14px}
.side-list li{display:flex;flex-direction:column;gap:4px;padding-bottom:14px;border-bottom:1px dashed var(--line)}
.side-list li:last-child{border-bottom:none;padding-bottom:0}
.side-list a{font-size:14px;font-weight:600;color:var(--ink-2);line-height:1.6}
.side-list a:hover{color:var(--brand-1)}
.side-list time{font-size:12px;color:var(--ink-3)}
.side-mobile{display:block;margin:40px 0 0}
@media (min-width:1200px){.side-mobile{display:none}}

/* 上下篇 */
.post-nav{display:grid;grid-template-columns:1fr;gap:16px;margin-top:48px}
@media (min-width:768px){.post-nav{grid-template-columns:1fr 1fr}}
.post-nav-item{
  display:flex;flex-direction:column;gap:8px;padding:22px 24px;border-radius:var(--r-lg);
  background:var(--card);border:1px solid var(--line);box-shadow:var(--sh-1);text-decoration:none;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.post-nav-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(106,60,240,.3)}
.post-nav-item .pn-label{font-size:12px;font-weight:700;color:var(--brand-1);display:inline-flex;align-items:center;gap:6px}
.post-nav-item .pn-title{font-size:15px;font-weight:700;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-nav-item.next{text-align:right}
.post-nav-item.next .pn-label{justify-content:flex-end}

/* 相关推荐 */
.related{margin-top:64px}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px}
.related-head h2{font-size:clamp(22px,3vw,30px)}
.related-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:576px){.related-grid{grid-template-columns:1fr 1fr}}
@media (min-width:992px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.card-x{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);height:100%;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(106,60,240,.3)}
.card-x .thumb{aspect-ratio:16/9;overflow:hidden;background:#EFEBFF}
.card-x .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.card-x:hover .thumb img{transform:scale(1.04)}
.card-x .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-x h3{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-x h3 a{color:var(--ink)}
.card-x h3 a:hover{color:var(--brand-1)}
.card-x .desc{font-size:14px;line-height:1.7;color:var(--ink-3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--ink-3)}

/* 空态 */
.empty-state{
  text-align:center;padding:56px 24px;background:var(--card);border:1px dashed var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);
}
.empty-state i{font-size:40px;color:rgba(106,60,240,.4)}
.empty-state h3{font-size:18px;margin:16px 0 8px}
.empty-state p{font-size:14px;color:var(--ink-3);margin-bottom:22px}

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

/* CTA 大卡 */
.cta-section{padding:80px 0 0}
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-xl);background:var(--grad-main);
  padding:56px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-3);
}
.cta-card::after{
  content:"";position:absolute;inset:0;background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;opacity:.2;mix-blend-mode:overlay;
}
.cta-inner{position:relative;z-index:2;max-width:620px}
.cta-card h2{color:#fff;font-size:clamp(22px,3vw,32px);margin-bottom:10px}
.cta-card p{color:rgba(255,255,255,.9);font-size:15px}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px}

/* 页脚 */
.site-footer{position:relative;background:var(--deep);color:#CFCBE0;margin-top:96px}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-main)}
.footer-top{display:grid;grid-template-columns:1fr;gap:32px;padding:64px 0 40px}
@media (min-width:768px){.footer-top{grid-template-columns:1fr 1fr}}
@media (min-width:1200px){.footer-top{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-col p{font-size:14px;line-height:1.8;color:#9B96B5}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:#B7B2CC;text-decoration:none}
.footer-col a:hover{color:var(--mint)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#B7B2CC}
.footer-contact i{color:var(--brand-3);margin-top:4px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding:20px 0 32px;border-top:1px solid rgba(255,255,255,.08);font-size:13px;color:#8D88A8;
}

@media (max-width:991.98px){
  .cta-card{flex-direction:column;align-items:flex-start;padding:40px 28px}
  .cta-actions{width:100%}
  .cta-actions .btn-grad,.cta-actions .btn-outline-x{width:100%}
  .footer-bottom{flex-direction:column}
}
@media (max-width:575.98px){
  body{font-size:16px}
  .article-hero{padding:24px 0 20px}
  .article-section{padding:32px 0 0}
  .post-nav-item.next{text-align:left}
  .post-nav-item.next .pn-label{justify-content:flex-start}
  .related{margin-top:48px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important}
}

/* roulang page: category1 */
:root{
  --brand-1:#6A3CF0;
  --brand-2:#FF5F6D;
  --grad-main:linear-gradient(115deg,#6A3CF0 0%,#9B4DFF 45%,#FF5F6D 100%);
  --accent:#21D4A0;
  --amber:#FFB020;
  --ink:#171528;
  --ink-2:#4A4763;
  --ink-3:#7C7893;
  --line:#E7E4F2;
  --bg:#F7F6FB;
  --card:#FFFFFF;
  --deep:#14121F;
  --sh-1:0 2px 10px rgba(23,21,40,.05);
  --sh-2:0 12px 32px rgba(106,60,240,.10);
  --sh-3:0 24px 60px rgba(106,60,240,.16);
  --r-btn:999px;
  --r-input:14px;
  --r-card:24px;
  --r-hero:32px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;

  --bs-primary:#6A3CF0;
  --bs-primary-rgb:106,60,240;
  --bs-body-bg:#F7F6FB;
  --bs-body-color:#4A4763;
  --bs-border-color:#E7E4F2;
  --bs-border-radius:20px;
  --bs-border-radius-lg:24px;
  --bs-link-color:#6A3CF0;
  --bs-link-hover-color:#FF5F6D;
  --bs-font-sans-serif:var(--font);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--brand-1)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{color:var(--ink);margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em}
h1{font-size:clamp(28px,5vw,52px);line-height:1.15}
h2{font-size:clamp(24px,3.4vw,36px);line-height:1.25}
h3{font-size:20px;line-height:1.4;font-weight:700}
p{margin:0 0 1.4em;text-align:left}
p:last-child{margin-bottom:0}
button{font-family:inherit}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(106,60,240,.28);border-radius:12px}
::selection{background:rgba(106,60,240,.18)}

.container,.container-lg,.container-xl,.container-fluid{
  max-width:1200px !important;
  padding-inline:20px !important;
  margin-inline:auto;
}
@media (min-width:992px){
  .container,.container-lg,.container-xl,.container-fluid{padding-inline:24px !important}
}
@media (min-width:1400px){
  .container,.container-lg,.container-xl,.container-fluid{max-width:1280px !important}
}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1035;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--sh-1);background:rgba(255,255,255,.9)}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;height:72px;
}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.brand:hover{color:var(--brand-1)}
.brand-mark{
  width:38px;height:38px;border-radius:13px;
  background:var(--grad-main);color:#fff;
  display:grid;place-items:center;font-size:16px;
  box-shadow:var(--sh-2);flex:0 0 auto;
}
.nav-list.desk{display:flex;align-items:center;gap:30px}
.nav-link-x{
  position:relative;display:inline-block;
  font-size:15px;font-weight:600;color:var(--ink-2);
  padding:6px 0;transition:color .22s var(--ease);
}
.nav-link-x:hover{color:var(--brand-1)}
.nav-link-x.active{color:var(--brand-1)}
.nav-link-x.active::after{
  content:"";position:absolute;left:0;bottom:-5px;
  width:60%;height:3px;border-radius:999px;background:var(--grad-main);
}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border:0;border-radius:var(--r-btn);
  background:var(--grad-main);background-size:180% 100%;background-position:0 0;
  color:#fff !important;font-size:15px;font-weight:700;line-height:1.2;
  box-shadow:var(--sh-2);cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-position .4s var(--ease);
}
.btn-grad:hover{transform:translateY(-2px);box-shadow:var(--sh-3);background-position:100% 0;color:#fff}
.btn-grad:active{transform:translateY(0)}
.nav-cta{padding:11px 22px;font-size:14px}
.menu-btn{
  width:44px;height:44px;border-radius:14px;background:#fff;
  border:1.5px solid rgba(106,60,240,.45);color:var(--brand-1);
  font-size:17px;display:grid;place-items:center;
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.menu-btn:hover{background:rgba(106,60,240,.08);transform:translateY(-1px)}

/* offcanvas mobile nav */
.offcanvas.nav-drawer{
  border-radius:20px 0 0 20px;border:0;
  background:#fff;max-width:86vw;
}
.offcanvas.nav-drawer::before{
  content:"";display:block;height:4px;width:100%;
  background:var(--grad-main);border-radius:20px 0 0 0;
}
.drawer-body{padding:22px 22px 30px}
.drawer-title{font-size:14px;font-weight:700;color:var(--ink-3);letter-spacing:.06em;margin-bottom:14px}
.drawer-list li+li{margin-top:6px}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-radius:16px;font-size:16px;font-weight:600;color:var(--ink-2);
  background:#FBFAFF;border:1px solid var(--line);
}
.drawer-list a:hover{color:var(--brand-1);border-color:rgba(106,60,240,.3)}
.drawer-list a.active{color:var(--brand-1);background:rgba(106,60,240,.07);border-color:rgba(106,60,240,.28)}
.drawer-cta{margin-top:22px}
.drawer-cta .btn-grad{width:100%}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:56px 0 72px;
  background:linear-gradient(180deg,#FCFBFF 0%,#F7F6FB 100%);
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity:.14;pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(520px 320px at 88% 10%,rgba(255,95,109,.16),transparent 70%),
    radial-gradient(560px 360px at 4% 88%,rgba(106,60,240,.18),transparent 72%);
}
.page-hero > .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:26px}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--brand-1)}
.crumb i{font-size:10px;color:#B9B4CE}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(106,60,240,.09);color:var(--brand-1);
  font-size:13px;font-weight:700;margin-bottom:20px;
}
.hero-tag i{font-size:12px}
.hero-lead{font-size:17px;color:var(--ink-2);max-width:34em;margin-top:18px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.btn-outline-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  background:transparent;border:1.5px solid var(--brand-1);color:var(--brand-1);
  font-size:15px;font-weight:700;line-height:1.2;cursor:pointer;
  transition:background .22s var(--ease),transform .24s var(--ease),border-color .22s var(--ease);
}
.btn-outline-x:hover{background:rgba(106,60,240,.08);transform:translateY(-2px);color:var(--brand-1)}
.stat-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.stat-chip{
  display:flex;flex-direction:column;gap:2px;
  padding:14px 20px;border-radius:18px;min-width:132px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);
}
.stat-chip .num{
  font-size:24px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.stat-chip .num small{font-size:13px;color:var(--ink-3);font-weight:600;margin-left:3px}
.stat-chip .lbl{font-size:13px;color:var(--ink-3)}
.hero-media{
  border-radius:var(--r-hero);overflow:hidden;
  box-shadow:var(--sh-3);border:1px solid var(--line);background:#F1EDFB;
  aspect-ratio:4/3;
}
.hero-media img{width:100%;height:100%;object-fit:cover}

/* ---------- sections ---------- */
.section{padding:96px 0}
.section.tight{padding:72px 0}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-kicker{
  display:inline-block;font-size:13px;font-weight:700;color:var(--brand-1);
  letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px;
}
.sec-head h2{position:relative;padding-left:16px}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;
  border-radius:999px;background:var(--grad-main);
}
.sec-head.center h2{padding-left:0}
.sec-head.center h2::before{display:none}
.sec-desc{margin-top:14px;color:var(--ink-3);font-size:16px}

/* points grid */
.points-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.point-card{
  position:relative;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px 28px 26px;box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.point-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--grad-main);opacity:.9;
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(106,60,240,.3)}
.point-card.tall{padding-bottom:40px}
.points-grid .point-card:nth-child(1){transform:translateY(-22px)}
.points-grid .point-card:nth-child(1):hover{transform:translateY(-26px)}
.point-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(106,60,240,.09);color:var(--brand-1);font-size:18px;margin-bottom:18px;
}
.point-card h3{font-size:19px;margin-bottom:10px}
.point-card p{font-size:15px;color:var(--ink-2);margin-bottom:0}
.point-card ul{margin-top:14px}
.point-card ul li{
  position:relative;padding-left:18px;font-size:14.5px;color:var(--ink-2);margin-bottom:8px;
}
.point-card ul li::before{
  content:"";position:absolute;left:0;top:.68em;width:7px;height:7px;border-radius:50%;
  background:var(--grad-main);
}
.mini-badge{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  padding:5px 13px;border-radius:999px;
  background:rgba(33,212,160,.12);color:#149C77;font-size:12.5px;font-weight:700;
}
.mini-badge.amber{background:rgba(255,176,32,.16);color:#A96E00}

/* split block */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:52px;align-items:center}
.split-media{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-2);background:#F1EDFB;aspect-ratio:3/2;
}
.split-media img{width:100%;height:100%;object-fit:cover}
.check-list li{
  position:relative;padding-left:30px;margin-bottom:16px;font-size:15.5px;color:var(--ink-2);
}
.check-list li i{
  position:absolute;left:0;top:.18em;color:var(--accent);font-size:16px;
}
.check-list li strong{color:var(--ink);font-weight:700}
.note-box{
  margin-top:26px;padding:20px 22px;border-radius:16px;
  background:rgba(106,60,240,.06);border-left:4px solid var(--brand-1);
  font-size:14.5px;color:var(--ink-2);
}

/* steps strip */
.step-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:8px}
.step-item{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;
  box-shadow:var(--sh-1);transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.step-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-no{
  font-size:14px;font-weight:800;color:var(--brand-1);
  font-variant-numeric:tabular-nums;letter-spacing:.04em;margin-bottom:12px;
}
.step-item h3{font-size:17px;margin-bottom:8px}
.step-item p{font-size:14.5px;color:var(--ink-3);margin:0}

/* FAQ */
.faq-wrap{max-width:900px;margin-inline:auto}
.faq .accordion-item{
  border:0;border-radius:20px;background:#fff;overflow:hidden;
  box-shadow:var(--sh-1);margin-bottom:12px;position:relative;
  transition:box-shadow .24s var(--ease);
}
.faq .accordion-item:has(.accordion-button:not(.collapsed)){box-shadow:var(--sh-2)}
.faq .accordion-item:has(.accordion-button:not(.collapsed))::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad-main);
}
.faq .accordion-button{
  background:#fff;color:var(--ink);font-size:17px;font-weight:700;
  padding:20px 24px;box-shadow:none !important;border:0;
}
.faq .accordion-button:not(.collapsed){color:var(--brand-1);background:#fff}
.faq .accordion-button::after{
  background-image:none;width:11px;height:11px;margin-left:auto;
  border-right:2px solid var(--ink-3);border-bottom:2px solid var(--ink-3);
  transform:rotate(45deg);transition:transform .25s var(--ease),border-color .25s var(--ease);
}
.faq .accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);border-color:var(--brand-1);
}
.faq .accordion-body{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* CTA */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-hero);
  padding:64px;background:var(--grad-main);
  box-shadow:var(--sh-3);color:#fff;
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.14;mix-blend-mode:overlay;
}
.cta-card::after{
  content:"";position:absolute;width:420px;height:420px;right:-120px;top:-160px;
  border-radius:50%;background:rgba(255,255,255,.14);filter:blur(10px);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px}
.cta-inner h2{color:#fff;font-size:clamp(24px,3.2vw,34px);max-width:22em}
.cta-inner p{color:rgba(255,255,255,.88);margin-top:14px;font-size:16px;max-width:38em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto}
.btn-white{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-btn);border:0;
  background:#fff;color:var(--brand-1) !important;font-size:15px;font-weight:800;
  box-shadow:0 10px 26px rgba(23,21,40,.18);cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(23,21,40,.24)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  border:1.5px solid rgba(255,255,255,.72);color:#fff !important;
  background:transparent;font-size:15px;font-weight:700;cursor:pointer;
  transition:background .22s var(--ease),transform .24s var(--ease);
}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}

.link-more{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--brand-1);font-size:15px;font-weight:700;
}
.link-more i{transition:transform .24s var(--ease)}
.link-more:hover i{transform:translateX(4px)}

/* footer */
.site-footer{
  position:relative;background:var(--deep);color:#C9C6D8;
  padding:72px 0 28px;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--grad-main);
}
.footer-top{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:44px;
}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.04em}
.footer-col p{font-size:14px;line-height:1.85;color:#A9A5BE;margin-top:16px;max-width:30em}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff}
.footer-brand .brand-mark{box-shadow:0 8px 22px rgba(106,60,240,.45)}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{font-size:14px;color:#A9A5BE;transition:color .22s var(--ease)}
.footer-col ul a:hover{color:var(--accent)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#A9A5BE;margin-bottom:12px}
.footer-contact i{color:var(--brand-2);margin-top:4px;font-size:13px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:#8B87A6;
}

/* responsive */
@media (max-width:1199px){
  .section{padding:80px 0}
}
@media (max-width:991px){
  .header-inner{height:64px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{order:-1;aspect-ratio:16/9}
  .points-grid{grid-template-columns:1fr 1fr;gap:20px}
  .points-grid .point-card:nth-child(1){transform:none}
  .points-grid .point-card:nth-child(1):hover{transform:translateY(-4px)}
  .split{grid-template-columns:1fr;gap:34px}
  .step-strip{grid-template-columns:repeat(2,1fr)}
  .section{padding:72px 0}
  .cta-card{padding:44px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:575px){
  body{font-size:16px}
  .section{padding:56px 0}
  .points-grid{grid-template-columns:1fr;gap:16px}
  .step-strip{grid-template-columns:1fr}
  .stat-row{gap:12px}
  .stat-chip{flex:1 1 calc(50% - 12px);min-width:0}
  .hero-actions .btn-grad,.hero-actions .btn-outline-x{width:100%}
  .cta-card{padding:32px;border-radius:26px}
  .cta-actions{width:100%}
  .cta-actions .btn-white,.cta-actions .btn-ghost{width:100%}
  .footer-top{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:8px}
  .faq .accordion-button{font-size:16px;padding:18px 18px}
  .faq .accordion-body{padding:0 18px 20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important;
  }
  .btn-grad:hover,.btn-outline-x:hover,.btn-white:hover,.btn-ghost:hover,
  .point-card:hover,.step-item:hover{transform:none !important}
}

/* roulang page: category2 */
:root{
  --brand-1:#6A3CF0;
  --brand-2:#FF5F6D;
  --brand-3:#9B4DFF;
  --grad-main:linear-gradient(115deg,#6A3CF0 0%,#9B4DFF 45%,#FF5F6D 100%);
  --mint:#21D4A0;
  --amber:#FFB020;
  --ink:#171528;
  --ink-2:#4A4763;
  --ink-3:#7C7893;
  --line:#E7E4F2;
  --bg:#F7F6FB;
  --card:#FFFFFF;
  --deep:#14121F;
  --r-pill:999px;
  --r-input:14px;
  --r-card:24px;
  --r-hero:32px;
  --sh-1:0 2px 10px rgba(23,21,40,.05);
  --sh-2:0 12px 32px rgba(106,60,240,.10);
  --sh-3:0 24px 60px rgba(106,60,240,.16);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:220ms;
  --bs-primary:#6A3CF0;
  --bs-body-bg:#F7F6FB;
  --bs-body-color:#4A4763;
  --bs-border-color:#E7E4F2;
  --bs-border-radius:24px;
  --bs-link-color:#6A3CF0;
  --bs-link-hover-color:#FF5F6D;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-1);text-decoration:none;transition:color var(--t) var(--ease);}
a:hover{color:var(--brand-2);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:800;letter-spacing:-.01em;}
p{margin:0 0 1.4em;}
p:last-child{margin-bottom:0;}
button,input{font-family:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(106,60,240,.32);border-radius:8px;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto;}
@media (min-width:992px){.container{padding-left:24px;padding-right:24px;}}
@media (min-width:1400px){.container{max-width:1280px;}}
.narrow{max-width:880px;}
.sec{padding:56px 0;}
@media (min-width:768px){.sec{padding:72px 0;}}
@media (min-width:992px){.sec{padding:96px 0;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--t) var(--ease),background var(--t) var(--ease);
}
.site-header.scrolled{box-shadow:var(--sh-1);background:rgba(255,255,255,.88);}
.header-inner{
  min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad-main);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:17px;box-shadow:0 6px 16px rgba(106,60,240,.28);
}
.brand-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.02em;}
.brand:hover .brand-text{color:var(--brand-1);}
.nav-list.desk{display:flex;align-items:center;gap:26px;}
.nav-link-x{
  position:relative;display:inline-block;padding:6px 2px;
  font-size:15.5px;font-weight:500;color:var(--ink-2);
  transition:color var(--t) var(--ease);
}
.nav-link-x::after{
  content:"";position:absolute;left:50%;bottom:-4px;width:0;height:3px;border-radius:var(--r-pill);
  background:var(--grad-main);transform:translateX(-50%);
  transition:width var(--t) var(--ease);
}
.nav-link-x:hover{color:var(--brand-1);}
.nav-link-x:hover::after{width:60%;}
.nav-link-x.active{color:var(--brand-1);font-weight:700;}
.nav-link-x.active::after{width:60%;}
.btn-grad{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border:none;border-radius:var(--r-pill);
  background:var(--grad-main);background-size:180% 100%;background-position:0% 50%;
  color:#fff;font-size:15px;font-weight:700;line-height:1;
  box-shadow:0 8px 20px rgba(106,60,240,.22);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),background-position 400ms var(--ease),color var(--t) var(--ease);
}
.btn-grad:hover,.btn-grad:focus{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);background-position:100% 50%;}
.btn-grad:active{transform:translateY(0);}
.nav-cta{padding:11px 22px;font-size:14.5px;}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  border:1.5px solid var(--brand-1);background:transparent;color:var(--brand-1);
  font-size:15px;font-weight:700;line-height:1.2;
  transition:background var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease),color var(--t) var(--ease);
}
.btn-line:hover{background:rgba(106,60,240,.08);color:var(--brand-1);transform:translateY(-2px);}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--brand-1);
}
.link-arrow i{transition:transform var(--t) var(--ease);}
.link-arrow:hover i{transform:translateX(4px);}
.nav-toggle{
  width:44px;height:44px;border-radius:14px;border:1.5px solid var(--brand-1);
  background:#fff;color:var(--brand-1);font-size:18px;
  display:inline-flex;align-items:center;justify-content:center;
}
.offcanvas.nav-panel{
  border-top-left-radius:20px;border-bottom-left-radius:20px;border:none;
  background:#fff;width:min(86vw,340px);
}
.offcanvas.nav-panel::before{
  content:"";display:block;height:3px;background:var(--grad-main);border-radius:0 0 3px 3px;
}
.offcanvas-body .m-list li{border-bottom:1px solid var(--line);}
.offcanvas-body .m-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 2px;font-size:16px;font-weight:600;color:var(--ink-2);
}
.offcanvas-body .m-list a.active{color:var(--brand-1);}
.offcanvas-body .m-list a i{color:var(--ink-3);font-size:13px;}

/* ---------- hero (分类页2：居中窄栏) ---------- */
.cat-hero{
  position:relative;overflow:hidden;text-align:center;
  padding:64px 0 52px;
  background:
    linear-gradient(180deg,rgba(247,246,251,.93) 0%,rgba(247,246,251,.97) 65%,rgba(247,246,251,1) 100%),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.cat-hero::before,.cat-hero::after{
  content:"";position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none;
}
.cat-hero::before{width:340px;height:340px;background:rgba(106,60,240,.18);top:-120px;left:-80px;}
.cat-hero::after{width:300px;height:300px;background:rgba(255,95,109,.16);bottom:-140px;right:-70px;}
.cat-hero .container{position:relative;z-index:2;}
.crumb{
  display:flex;align-items:center;justify-content:center;gap:8px;
  font-size:13px;color:var(--ink-3);margin-bottom:20px;flex-wrap:wrap;
}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--brand-1);}
.crumb i{font-size:10px;color:var(--ink-3);}
.cat-hero h1{
  font-size:clamp(28px,5vw,52px);line-height:1.15;font-weight:800;
  max-width:820px;margin:0 auto 18px;
}
.cat-hero .lead{
  font-size:clamp(16px,2vw,19px);line-height:1.75;color:var(--ink-2);
  max-width:660px;margin:0 auto 28px;
}
.hero-tags{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:6px;
}
.tag-pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  font-size:14px;font-weight:600;box-shadow:var(--sh-1);
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.tag-pill i{color:var(--brand-1);font-size:13px;}
.tag-pill:hover{transform:translateY(-3px);border-color:rgba(106,60,240,.35);color:var(--brand-1);box-shadow:var(--sh-2);}

/* ---------- 区块标题 ---------- */
.sec-head{margin-bottom:34px;}
.sec-head.center{text-align:center;}
.sec-head h2{
  font-size:clamp(24px,3.4vw,36px);line-height:1.25;font-weight:800;
  position:relative;padding-left:16px;
}
.sec-head.center h2{padding-left:0;}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;
  background:var(--grad-main);
}
.sec-head.center h2::before{display:none;}
.sec-head .sec-sub{margin-top:12px;color:var(--ink-3);font-size:16px;max-width:720px;}
.sec-head.center .sec-sub{margin-left:auto;margin-right:auto;}

/* ---------- 清单/对比 ---------- */
.spec-list{display:flex;flex-direction:column;gap:14px;}
.spec-row{
  display:grid;grid-template-columns:1fr;gap:0;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.spec-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(106,60,240,.3);}
.spec-key{
  display:flex;align-items:center;gap:10px;
  padding:18px 24px;background:rgba(106,60,240,.06);
  border-left:4px solid transparent;
  border-image:var(--grad-main) 1;
  font-size:15.5px;font-weight:700;color:var(--ink);
}
.spec-key i{color:var(--brand-1);font-size:15px;width:20px;text-align:center;}
.spec-val{padding:18px 24px 22px;}
.spec-val p{margin:0;font-size:15.5px;line-height:1.8;color:var(--ink-2);}
.spec-val .mini{
  display:inline-flex;align-items:center;gap:6px;margin-top:12px;
  font-size:13px;font-weight:700;color:#0E9A74;
  background:rgba(33,212,160,.12);border-radius:var(--r-pill);padding:5px 12px;
}
@media (min-width:768px){
  .spec-row{grid-template-columns:260px 1fr;align-items:stretch;}
  .spec-key{padding:26px 24px;}
}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:38px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
  background:var(--grad-main);border-radius:2px;opacity:.85;
}
.tl-item{position:relative;padding-bottom:30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:-38px;top:4px;width:20px;height:20px;border-radius:50%;
  background:#fff;border:3px solid var(--brand-1);
  box-shadow:0 0 0 4px rgba(106,60,240,.10);
}
.tl-item:nth-child(3) .tl-dot{border-color:var(--brand-3);}
.tl-item:nth-child(4) .tl-dot{border-color:var(--brand-2);}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-1);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(106,60,240,.3);}
.tl-step{
  display:inline-block;font-size:13px;font-weight:700;color:var(--brand-1);
  background:rgba(106,60,240,.08);border-radius:var(--r-pill);
  padding:4px 12px;margin-bottom:10px;
}
.tl-card h3{font-size:20px;line-height:1.4;font-weight:700;margin-bottom:8px;}
.tl-card p{font-size:15.5px;color:var(--ink-2);margin:0;}

/* ---------- 引述卡 ---------- */
.quote-card{
  position:relative;overflow:hidden;
  background:var(--deep);border-radius:var(--r-hero);
  padding:44px 28px;color:#fff;box-shadow:var(--sh-3);
}
.quote-card::before{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(106,60,240,.55),transparent 68%);
  top:-180px;right:-120px;
}
.quote-card::after{
  content:"";position:absolute;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,95,109,.36),transparent 68%);
  bottom:-190px;left:-110px;
}
.quote-card .q-inner{position:relative;z-index:2;}
.quote-card .q-mark{font-size:30px;color:var(--mint);margin-bottom:18px;}
.quote-card blockquote{
  margin:0;font-size:clamp(17px,2.4vw,22px);line-height:1.75;font-weight:600;color:#fff;
}
.quote-meta{
  margin-top:24px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding-top:20px;border-top:1px solid rgba(255,255,255,.16);
}
.avatar{
  width:48px;height:48px;border-radius:50%;flex-shrink:0;
  background:var(--grad-main);display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:16px;
}
.quote-meta .who strong{display:block;color:#fff;font-size:15px;font-weight:700;}
.quote-meta .who span{display:block;color:rgba(255,255,255,.66);font-size:13.5px;}
.stars{margin-left:auto;color:var(--amber);font-size:14px;letter-spacing:3px;}
@media (min-width:768px){.quote-card{padding:64px 56px;}}

/* ---------- 延伸阅读 ---------- */
.read-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:768px){.read-grid{grid-template-columns:repeat(3,1fr);}}
.read-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.read-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(106,60,240,.3);}
.read-cover{position:relative;aspect-ratio:16/9;background:rgba(106,60,240,.08);overflow:hidden;}
.read-cover img{width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--ease);}
.read-card:hover .read-cover img{transform:scale(1.04);}
.read-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.badge-x{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(106,60,240,.08);color:var(--brand-1);
  font-size:12.5px;font-weight:700;margin-bottom:12px;
}
.read-body h3{font-size:17.5px;line-height:1.5;font-weight:700;margin-bottom:10px;}
.read-body p{
  font-size:14.5px;color:var(--ink-3);margin:0 0 16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.read-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--ink-3);
}
.read-foot i{color:var(--brand-1);}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-hero);
  background:var(--grad-main);color:#fff;
  padding:36px 26px;box-shadow:var(--sh-3);
  display:grid;grid-template-columns:1fr;gap:26px;align-items:center;
}
.cta-card::after{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  opacity:.16;mix-blend-mode:soft-light;
}
.cta-card .cta-inner{position:relative;z-index:2;}
.cta-card h2{color:#fff;font-size:clamp(22px,3vw,32px);line-height:1.3;margin-bottom:10px;}
.cta-card p{color:rgba(255,255,255,.9);font-size:15.5px;margin:0;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;}
.btn-white{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-pill);border:none;
  background:#fff;color:var(--brand-1);font-size:15px;font-weight:700;line-height:1;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.btn-white:hover{color:var(--brand-1);transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.18);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  border:1.5px solid rgba(255,255,255,.72);background:transparent;color:#fff;
  font-size:15px;font-weight:700;line-height:1;
  transition:background var(--t) var(--ease),transform var(--t) var(--ease);
}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}
@media (min-width:992px){
  .cta-card{grid-template-columns:1.4fr 1fr;padding:64px;gap:40px;}
  .cta-actions{justify-content:flex-end;}
}
@media (max-width:575.98px){
  .cta-actions{flex-direction:column;}
  .cta-actions .btn-white,.cta-actions .btn-ghost{width:100%;}
}

/* ---------- footer ---------- */
.site-footer{
  background:var(--deep);color:rgba(255,255,255,.72);
  margin-top:0;padding-top:4px;position:relative;
}
.site-footer::before{
  content:"";display:block;height:2px;background:var(--grad-main);
}
.footer-top{
  display:grid;grid-template-columns:1fr;gap:32px;
  padding:52px 0 36px;
}
@media (min-width:768px){.footer-top{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.footer-top{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}}
.footer-brand{
  display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800;margin-bottom:14px;
}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);margin:0;}
.footer-col h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.68);}
.footer-col ul a:hover{color:var(--mint);}
.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(--brand-3);font-size:14px;margin-top:4px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;display:flex;flex-direction:column;gap:8px;
  font-size:13px;color:rgba(255,255,255,.5);
}
@media (min-width:768px){
  .footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}