/* roulang page: index */
.accordion-content{display:block !important}.accordion-title{cursor:default}

:root{
  --sky-ink:#140C24;
  --sky-deep:#1D1236;
  --sky-mid:#2A1A4D;
  --brand-grad:linear-gradient(120deg,#7C4DFF 0%,#C847E8 52%,#FF8A5C 100%);
  --nebula-violet:#7C4DFF;
  --nebula-magenta:#C847E8;
  --meteor-amber:#FFB35C;
  --star-gold:#FFD48A;
  --aurora-teal:#3FD8C4;
  --paper:#F6F3FB;
  --ink:#1B1430;
  --text-on-dark:#F3F0FA;
  --text-on-dark-soft:rgba(243,240,250,.66);
  --text-soft:rgba(27,20,48,.66);
  --line-dark:rgba(255,255,255,.10);
  --line-light:rgba(27,20,48,.08);
  --radius-card:24px;
  --radius-big:32px;
  --radius-input:14px;
  --shadow-dark:0 20px 60px rgba(88,44,180,.35);
  --shadow-light:0 12px 32px rgba(28,21,48,.08);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding-top:96px;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text-on-dark);
  background:var(--sky-ink);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{color:inherit;font-family:inherit;font-weight:700;letter-spacing:.01em;line-height:1.25;margin:0}
p{margin:0 0 18px}
a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,box-shadow .25s ease,transform .25s ease}
img{display:block;max-width:100%;height:auto;border:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--star-gold);outline-offset:2px}

/* ---------- 布局容器 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media (min-width:1360px){.container{max-width:1280px}}
.section{position:relative;padding:96px 0}
.section--ink{background:var(--sky-ink)}
.section--deep{background:var(--sky-deep)}
.section--paper{background:var(--paper);color:var(--ink)}
.section--white{background:#fff;color:var(--ink)}
.section--paper p,.section--white p{color:var(--text-soft)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px}
.sec-head h2{font-size:32px;line-height:1.25;max-width:720px}
.sec-head .sec-desc{font-size:16px;max-width:620px;margin-top:14px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.10em;font-weight:600;color:var(--star-gold);text-transform:uppercase;margin-bottom:14px}
.section--paper .eyebrow,.section--white .eyebrow{color:#6B33D6}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--brand-grad)}

/* ---------- 徽章 / 按钮 ---------- */
.badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;background:rgba(124,77,255,.16);border:1px solid rgba(255,212,138,.35);color:var(--star-gold)}
.section--paper .badge,.section--white .badge{background:rgba(124,77,255,.10);border-color:rgba(124,77,255,.22);color:#5B2BD0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 28px;border-radius:999px;font-size:15px;font-weight:600;line-height:1;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,filter .25s ease}
.btn i{font-size:13px}
.btn--primary{color:#fff;background:var(--brand-grad);background-size:150% 150%;background-position:0 50%;box-shadow:0 14px 32px rgba(124,77,255,.36),inset 0 1px 0 rgba(255,255,255,.34)}
.btn--primary:hover{background-position:80% 50%;filter:brightness(1.06);transform:translateY(-2px)}
.btn--outline{border:1px solid rgba(124,77,255,.62);color:var(--text-on-dark);background:transparent}
.section--paper .btn--outline,.section--white .btn--outline{color:#4A22A8;border-color:rgba(124,77,255,.45)}
.btn--outline:hover{background:rgba(124,77,255,.12);transform:translateY(-2px)}
.btn--ghost{color:var(--star-gold);padding:8px 0;font-weight:600}
.section--paper .btn--ghost,.section--white .btn--ghost{color:#6B33D6}
.btn--ghost:hover{transform:translateX(3px)}
.btn--sm{padding:10px 20px;font-size:14px}
.btn--block{width:100%}
.btn:active{transform:translateY(0) scale(.99)}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:#5B2BD0;white-space:nowrap}
.link-more:hover{transform:translateX(3px)}
.section--deep .link-more,.section--ink .link-more{color:var(--star-gold)}

/* ---------- 浮动 Dock 导航 ---------- */
.site-head{position:fixed;top:0;left:0;right:0;z-index:80;padding:18px 20px 0;pointer-events:none}
.dock{pointer-events:auto;max-width:1080px;margin:0 auto;height:68px;display:flex;align-items:center;gap:20px;padding:0 18px;border-radius:28px;background:rgba(20,12,36,.72);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--line-dark);box-shadow:0 18px 46px rgba(10,4,24,.45);transition:height .3s ease,background .3s ease,box-shadow .3s ease}
.site-head.is-scrolled .dock{height:62px;background:rgba(20,12,36,.88);box-shadow:0 22px 54px rgba(10,4,24,.6)}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dock-logo__mark{width:30px;height:30px;border-radius:10px;background:var(--brand-grad);box-shadow:0 6px 18px rgba(124,77,255,.5);position:relative}
.dock-logo__mark::after{content:"";position:absolute;inset:9px;border-radius:50%;background:rgba(255,255,255,.85)}
.dock-logo__text{font-size:16px;font-weight:700;letter-spacing:.02em;white-space:nowrap}
.dock-logo__text em{font-style:normal;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.dock-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.dock-nav a{padding:9px 16px;border-radius:999px;font-size:14.5px;font-weight:500;color:var(--text-on-dark-soft);position:relative}
.dock-nav a:hover{color:#fff;background:rgba(255,255,255,.06)}
.dock-nav a:hover::after{content:"";position:absolute;left:16px;right:16px;bottom:4px;height:2px;border-radius:2px;background:var(--brand-grad)}
.dock-nav a.is-active{color:#fff;background:linear-gradient(120deg,rgba(124,77,255,.55),rgba(200,71,232,.42));box-shadow:inset 0 0 0 1px rgba(255,212,138,.35)}
.dock-actions{display:flex;align-items:center;gap:10px;margin-left:18px}
.dock-toggle{display:none;width:42px;height:42px;border-radius:14px;border:1px solid var(--line-dark);color:var(--text-on-dark);align-items:center;justify-content:center;font-size:16px}
.dock-toggle:hover{background:rgba(255,255,255,.08)}
.dock-drawer{pointer-events:auto;max-width:1080px;margin:12px auto 0;background:rgba(20,12,36,.96);border:1px solid var(--line-dark);border-radius:22px;padding:12px;display:none;box-shadow:0 24px 54px rgba(10,4,24,.6)}
.dock-drawer.is-open{display:block}
.dock-drawer a{display:block;padding:13px 16px;border-radius:14px;font-size:15px;color:var(--text-on-dark-soft)}
.dock-drawer a:hover,.dock-drawer a.is-active{background:rgba(124,77,255,.18);color:#fff}
.dock-drawer .btn{margin-top:8px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 12% 18%,rgba(124,77,255,.38),transparent 56%),radial-gradient(circle at 88% 6%,rgba(200,71,232,.28),transparent 52%),var(--sky-ink);padding:64px 0 96px}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.55) 1px,transparent 1px);background-size:26px 26px;opacity:.16;pointer-events:none}
.hero::after{content:"";position:absolute;width:720px;height:720px;right:-200px;top:-280px;border-radius:50%;background:var(--brand-grad);filter:blur(130px);opacity:.32;pointer-events:none}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:56px;align-items:center}
.hero h1{font-size:44px;line-height:1.18;margin-bottom:20px}
.hero h1 span{background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:17px;color:var(--text-on-dark-soft);max-width:520px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px}
.stat{padding:18px 22px;border-radius:20px;background:rgba(255,255,255,.05);border:1px solid var(--line-dark);min-width:132px}
.stat__num{font-size:30px;font-weight:800;line-height:1.15;font-variant-numeric:tabular-nums;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat__num span{-webkit-text-fill-color:var(--star-gold);color:var(--star-gold);font-size:14px;font-weight:600;margin-left:5px}
.stat__label{font-size:13px;color:var(--text-on-dark-soft);margin-top:2px}
.hero-visual{position:relative;border-radius:var(--radius-big);overflow:hidden;border:1px solid rgba(255,255,255,.14);box-shadow:var(--shadow-dark)}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,12,36,.05),rgba(20,12,36,.55))}
.hero-float{position:absolute;left:20px;bottom:20px;right:20px;z-index:3;display:flex;align-items:center;gap:12px;padding:14px 18px;border-radius:18px;background:rgba(20,12,36,.72);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--line-dark);font-size:14px;color:var(--text-on-dark-soft)}
.hero-float i{color:var(--aurora-teal)}

/* ---------- 痛点区 ---------- */
.pain-grid{display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);gap:56px;align-items:start}
.pain-list{border-top:1px solid var(--line-light)}
.pain-item{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--line-light)}
.pain-item__no{flex:0 0 auto;font-size:14px;font-weight:800;letter-spacing:.06em;color:#7C4DFF;padding-top:4px}
.pain-item h3{font-size:18px;margin-bottom:6px}
.pain-item p{font-size:15px;margin:0;color:var(--text-soft)}
.pain-side-note{margin-top:24px;padding:18px 20px;border-radius:18px;background:#fff;border:1px solid var(--line-light);font-size:14px;color:var(--text-soft)}

/* ---------- 解决方案 ---------- */
.grad-card{position:relative;overflow:hidden;border-radius:var(--radius-big);padding:46px;background:var(--brand-grad);color:#fff;box-shadow:0 26px 64px rgba(124,77,255,.36)}
.grad-card::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);background-size:24px 24px;opacity:.18}
.grad-card > *{position:relative;z-index:2}
.grad-card h2{font-size:30px;margin-bottom:14px}
.grad-card p{color:rgba(255,255,255,.88);max-width:660px;margin-bottom:26px}
.grad-card .btn--primary{background:#fff;color:#3B1B84;box-shadow:0 14px 30px rgba(20,12,36,.28)}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:34px;position:relative}
.steps::before{content:"";position:absolute;top:34px;left:8%;right:8%;height:0;border-top:2px dashed rgba(255,212,138,.42);z-index:0}
.step{position:relative;z-index:1;padding:26px;border-radius:var(--radius-card);background:rgba(255,255,255,.05);border:1px solid var(--line-dark);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-dark);border-color:rgba(255,212,138,.42)}
.step__no{width:46px;height:46px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-weight:800;font-variant-numeric:tabular-nums;color:#fff;background:var(--brand-grad);box-shadow:0 10px 26px rgba(124,77,255,.42);margin-bottom:18px}
.step h3{font-size:19px;margin-bottom:8px}
.step p{font-size:15px;color:var(--text-on-dark-soft);margin:0}
.duo{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:24px;margin-top:24px}
.media-card{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:24px;padding:24px;border-radius:var(--radius-card);background:rgba(255,255,255,.05);border:1px solid var(--line-dark);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-dark);border-color:rgba(255,212,138,.38)}
.media-card__img{position:relative;border-radius:18px;overflow:hidden;border:1px solid rgba(255,255,255,.14)}
.media-card__img img{width:100%;height:100%;min-height:180px;object-fit:cover}
.media-card h3{font-size:19px;margin-bottom:10px}
.media-card p{font-size:15px;color:var(--text-on-dark-soft);margin-bottom:14px}
.media-card--stack{grid-template-columns:1fr;padding:24px}
.media-card--stack .media-card__img{aspect-ratio:16/9}
.media-card--stack .media-card__img img{height:100%}

/* ---------- 成果数据 ---------- */
.result-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.result-item{padding:26px 24px;border-radius:var(--radius-card);background:#fff;border:1px solid var(--line-light);box-shadow:var(--shadow-light);transition:transform .3s ease,box-shadow .3s ease}
.result-item:hover{transform:translateY(-4px);box-shadow:0 18px 46px rgba(28,21,48,.14)}
.result-item__num{font-size:36px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.result-item__num span{-webkit-text-fill-color:#6B33D6;color:#6B33D6;font-size:15px;margin-left:5px;font-weight:700}
.result-item__label{font-size:15px;font-weight:600;color:var(--ink);margin-top:10px}
.result-item__note{font-size:13.5px;color:var(--text-soft);margin-top:4px}
.result-line{margin-top:26px;font-size:14.5px;color:var(--text-soft);display:flex;align-items:center;gap:10px}
.result-line i{color:var(--aurora-teal)}

/* ---------- 表单区块 ---------- */
.entry-wrap{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:48px;align-items:start}
.entry-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line-dark);font-size:15px;color:var(--text-on-dark-soft)}
.entry-list i{color:var(--star-gold);margin-top:5px}
.entry-form{padding:32px;border-radius:var(--radius-big);background:rgba(255,255,255,.05);border:1px solid var(--line-dark);box-shadow:var(--shadow-dark)}
.entry-form label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text-on-dark)}
.entry-form .field{margin-bottom:20px}
.entry-form input,.entry-form select,.entry-form textarea{width:100%;padding:13px 16px;border-radius:var(--radius-input);background:rgba(255,255,255,.94);border:1px solid transparent;color:#1B1430;font-size:15px;font-family:inherit;transition:box-shadow .25s ease,border-color .25s ease}
.entry-form textarea{min-height:96px;resize:vertical}
.entry-form input:focus,.entry-form select:focus,.entry-form textarea:focus{border-color:rgba(124,77,255,.65);box-shadow:0 0 0 4px rgba(255,212,138,.25);outline:none}
.entry-form .hint{font-size:13px;color:var(--text-on-dark-soft);margin-top:8px}
.form-tip{margin-top:16px;font-size:14px;color:var(--aurora-teal);min-height:22px}

/* ---------- 客户证言 ---------- */
.quote-track{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 4px 18px;-webkit-overflow-scrolling:touch}
.quote-track::-webkit-scrollbar{height:6px}
.quote-track::-webkit-scrollbar-thumb{background:rgba(124,77,255,.35);border-radius:99px}
.quote-card{flex:0 0 340px;scroll-snap-align:start;padding:28px;border-radius:var(--radius-card);background:#fff;border:1px solid var(--line-light);box-shadow:var(--shadow-light);transition:transform .3s ease,box-shadow .3s ease}
.quote-card:hover{transform:translateY(-4px);box-shadow:0 18px 46px rgba(28,21,48,.14)}
.quote-card p{font-size:15.5px;color:var(--ink);margin-bottom:20px}
.quote-user{display:flex;align-items:center;gap:12px}
.quote-avatar{width:44px;height:44px;border-radius:50%;background:var(--brand-grad);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:15px}
.quote-user__name{font-size:15px;font-weight:600;color:var(--ink)}
.quote-user__org{font-size:13px;color:var(--text-soft)}

/* ---------- 资讯列表 ---------- */
.news-grid{row-gap:26px}
.news-card{height:100%;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line-light);border-radius:var(--radius-card);box-shadow:var(--shadow-light);overflow:hidden;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.news-card:hover{transform:translateY(-4px);box-shadow:0 20px 50px rgba(28,21,48,.14);border-color:rgba(124,77,255,.28)}
.news-card__media{display:block;margin:10px 10px 0;border-radius:18px;overflow:hidden;border:1px solid rgba(27,20,48,.06);aspect-ratio:16/9}
.news-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.news-card:hover .news-card__media img{transform:scale(1.05)}
.news-card__body{padding:18px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.news-card__meta{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.news-card__date{font-size:13px;color:var(--text-soft)}
.news-card__title{font-size:18px;line-height:1.5;color:var(--ink);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card:hover .news-card__title{color:#6B33D6}
.news-card__excerpt{font-size:14px;line-height:1.7;color:var(--text-soft);margin:0 0 18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card__link{margin-top:auto;font-size:14px;font-weight:600;color:#6B33D6;display:inline-flex;align-items:center;gap:7px}
.news-card__link:hover{transform:translateX(3px)}
.empty-state{text-align:center;padding:64px 24px;border-radius:var(--radius-big);border:1px dashed rgba(27,20,48,.16);background:#fff}
.empty-state i{font-size:28px;color:#7C4DFF;margin-bottom:16px;display:block}
.empty-state p{font-size:16px;color:var(--text-soft);margin-bottom:20px}

/* ---------- FAQ ---------- */
.faq-acc{background:transparent;border:0}
.faq-acc .accordion-item{background:rgba(255,255,255,.045);border:1px solid var(--line-dark);border-radius:18px;margin-bottom:14px;overflow:hidden;transition:border-color .3s ease,background .3s ease}
.faq-acc .accordion-item:hover{border-color:rgba(255,212,138,.34)}
.faq-acc .accordion-title{position:relative;padding:20px 62px 20px 24px;font-size:17px;font-weight:600;color:var(--text-on-dark);background:transparent;border:0;transition:color .25s ease}
.faq-acc .accordion-title::before{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:13px;color:var(--star-gold);margin:0}
.faq-acc .accordion-item.is-active .accordion-title::before{content:"\f068"}
.faq-acc .accordion-content{padding:0 24px 22px;border:0;background:transparent;font-size:15.5px;line-height:1.8;color:var(--text-on-dark-soft)}
.faq-acc .accordion-content p{margin:0;color:var(--text-on-dark-soft)}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-big);padding:56px 48px;background:var(--brand-grad);color:#fff;text-align:center;box-shadow:0 30px 70px rgba(124,77,255,.34)}
.cta-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);background-size:22px 22px;opacity:.16}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:30px;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.9);max-width:620px;margin:0 auto 28px}
.cta-band .btn--primary{background:#fff;color:#3B1B84;box-shadow:0 16px 34px rgba(20,12,36,.28)}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;background:var(--sky-ink);padding:76px 0 0}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--brand-grad)}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.25fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .dock-logo__mark{width:28px;height:28px}
.footer-brand__text{font-size:17px;font-weight:700}
.footer-col h4{font-size:14px;letter-spacing:.10em;color:var(--star-gold);margin-bottom:16px}
.footer-col p,.footer-col li{font-size:14px;color:var(--text-on-dark-soft);line-height:1.9}
.footer-col a{display:block;padding:6px 0;font-size:14px;color:var(--text-on-dark-soft)}
.footer-col a:hover{color:#fff;transform:translateX(3px)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start}
.footer-contact i{color:var(--nebula-magenta);margin-top:6px}
.footer-bottom{margin-top:52px;border-top:1px solid var(--line-dark);padding:22px 0 30px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(243,240,250,.5)}
.footer-bottom a:hover{color:var(--star-gold)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero h1{font-size:38px}
  .sec-head h2{font-size:28px}
  .result-item__num{font-size:32px}
}
@media (max-width:1023px){
  body{padding-top:88px}
  .dock-nav{display:none}
  .dock-actions{margin-left:auto}
  .dock-toggle{display:flex}
  .hero{padding:40px 0 72px}
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-scroll-hint{display:none}
  .pain-grid{grid-template-columns:1fr;gap:32px}
  .steps{grid-template-columns:1fr;gap:18px}
  .steps::before{display:none}
  .duo{grid-template-columns:1fr}
  .media-card{grid-template-columns:1fr}
  .result-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .entry-wrap{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:639px){
  body{padding-top:84px}
  .container{padding:0 20px}
  .section{padding:56px 0}
  .dock{height:62px;border-radius:22px;padding:0 14px;gap:12px}
  .dock-logo__text{font-size:15px}
  .dock-actions .btn--sm{display:none}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:32px}
  .sec-head h2{font-size:24px}
  .hero h1{font-size:30px;line-height:1.28}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .stat{flex:1 1 46%;min-width:0}
  .grad-card{padding:30px 24px}
  .grad-card h2{font-size:24px}
  .cta-band{padding:38px 22px;border-radius:26px}
  .cta-band h2{font-size:24px}
  .quote-card{flex:0 0 82%}
  .result-strip{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .entry-form{padding:24px}
  .pain-item{gap:14px}
}

/* roulang page: article */
:root{
  --sky-ink:#140C24;
  --sky-deep:#1D1236;
  --sky-mid:#2A1A4D;
  --nebula-violet:#7C4DFF;
  --nebula-magenta:#C847E8;
  --meteor-amber:#FFB35C;
  --star-gold:#FFD48A;
  --aurora-teal:#3FD8C4;
  --paper:#F6F3FB;
  --ink:#1B1430;
  --ink-2:rgba(27,20,48,.66);
  --ink-3:rgba(27,20,48,.46);
  --text-dark:#F3F0FA;
  --text-dark-2:rgba(243,240,250,.66);
  --line-dark:rgba(255,255,255,.10);
  --line-light:rgba(27,20,48,.08);
  --brand-grad:linear-gradient(120deg,#7C4DFF 0%,#C847E8 52%,#FF8A5C 100%);
  --radius-card:24px;
  --radius-lg:32px;
  --radius-input:14px;
  --radius-pill:999px;
  --shadow-dark:0 20px 60px rgba(88,44,180,.35);
  --shadow-light:0 12px 32px rgba(28,21,48,.08);
  --container:1200px;
}
*,*::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","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--ink);
  background:var(--paper);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease,background-color .2s ease}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--star-gold);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.grid-container{max-width:var(--container);padding-left:32px;padding-right:32px}
.grid-x{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px}
.grid-x>.cell{padding-left:12px;padding-right:12px;width:100%}

/* ---------- 浮动 Dock 导航 ---------- */
.site-header{position:fixed;top:18px;left:0;right:0;z-index:80;padding:0 20px}
.dock{
  max-width:1080px;margin:0 auto;height:68px;display:flex;align-items:center;gap:18px;
  padding:0 14px 0 22px;border-radius:28px;
  background:rgba(20,12,36,.72);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line-dark);
  box-shadow:0 18px 46px rgba(10,6,22,.45);
  transition:height .3s ease,background-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled .dock{height:62px;background:rgba(20,12,36,.9);box-shadow:0 14px 34px rgba(10,6,22,.55)}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dock-logo__mark{
  width:22px;height:22px;border-radius:50%;flex:0 0 auto;
  background:var(--brand-grad);
  box-shadow:0 0 0 4px rgba(124,77,255,.18),0 0 16px rgba(200,71,232,.55);
}
.dock-logo__text{font-size:15px;font-weight:700;letter-spacing:.02em;color:#fff;white-space:nowrap}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.dock-nav a{
  display:inline-block;padding:9px 16px;border-radius:var(--radius-pill);
  font-size:14px;line-height:20px;color:rgba(243,240,250,.8);white-space:nowrap;
  transition:background-color .2s ease,color .2s ease;
}
.dock-nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.dock-nav a.is-active{
  color:#fff;
  background:linear-gradient(120deg,rgba(124,77,255,.55),rgba(200,71,232,.42));
  box-shadow:inset 0 0 0 1px rgba(255,212,138,.35);
}
.dock-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dock-search{
  display:grid;place-items:center;width:38px;height:38px;border-radius:var(--radius-pill);
  border:1px solid var(--line-dark);color:rgba(243,240,250,.8);font-size:14px;
  transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.dock-search:hover{color:#fff;border-color:rgba(255,212,138,.5);background:rgba(124,77,255,.22)}
.dock-toggle{
  display:none;width:38px;height:38px;border-radius:var(--radius-pill);
  border:1px solid var(--line-dark);color:#fff;font-size:15px;
  place-items:center;
}
.dock-drawer{
  max-width:1080px;margin:10px auto 0;padding:14px;border-radius:22px;
  background:rgba(20,12,36,.94);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line-dark);
  display:flex;flex-direction:column;gap:6px;
  box-shadow:0 18px 46px rgba(10,6,22,.5);
}
.dock-drawer a{padding:11px 14px;border-radius:14px;color:rgba(243,240,250,.86);font-size:15px}
.dock-drawer a:hover{background:rgba(255,255,255,.08);color:#fff}
.dock-drawer .btn{margin-top:6px;color:#fff}

/* ---------- 按钮 / 徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;letter-spacing:.02em;line-height:20px;
  color:#fff;background-image:var(--brand-grad);background-size:170% 100%;background-position:0 50%;
  box-shadow:0 10px 26px rgba(124,77,255,.34),inset 0 1px 0 rgba(255,255,255,.24);
  transition:background-position .45s ease,transform .2s ease,box-shadow .25s ease,color .2s ease;
}
.btn:hover{background-position:100% 50%;transform:translateY(-2px);box-shadow:0 16px 34px rgba(200,71,232,.42)}
.btn:active{transform:translateY(0)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-outline{
  background-image:none;background-color:transparent;color:#fff;
  border:1px solid rgba(255,212,138,.55);box-shadow:none;
}
.btn-outline:hover{background-image:none;background-color:rgba(124,77,255,.22);transform:translateY(-2px);box-shadow:none}
.btn-soft{
  background-image:none;background-color:rgba(124,77,255,.12);color:var(--nebula-violet);
  border:1px solid rgba(124,77,255,.35);box-shadow:none;
}
.btn-soft:hover{background-image:none;background-color:rgba(124,77,255,.2);transform:translateY(-2px);box-shadow:none}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--radius-pill);
  font-size:13px;line-height:18px;letter-spacing:.02em;
  background:rgba(124,77,255,.16);
  border:1px solid rgba(255,212,138,.35);
  color:var(--star-gold);
}
.badge-on-light{
  background:rgba(124,77,255,.1);
  border-color:rgba(124,77,255,.24);
  color:var(--nebula-violet);
}

/* ---------- 文章头 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  padding:132px 0 56px;
  background-color:var(--sky-ink);
  background-image:radial-gradient(rgba(255,255,255,.10) 1px,transparent 1px);
  background-size:22px 22px;
  color:var(--text-dark);
}
.article-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(620px 300px at 10% -20%,rgba(124,77,255,.52),transparent 66%),
    radial-gradient(520px 320px at 88% -6%,rgba(200,71,232,.38),transparent 70%),
    radial-gradient(420px 260px at 62% 130%,rgba(255,138,92,.20),transparent 72%);
}
.article-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;line-height:22px;color:var(--text-dark-2)}
.crumb a{color:rgba(243,240,250,.78)}
.crumb a:hover{color:var(--star-gold)}
.crumb span.sep{color:rgba(243,240,250,.34)}
.crumb__current{color:rgba(243,240,250,.54);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{margin-top:24px;max-width:900px}
.article-head h1{
  margin-top:18px;
  font-size:40px;line-height:52px;font-weight:700;letter-spacing:.01em;color:#fff;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:22px;font-size:14px;line-height:22px;color:var(--text-dark-2);
}
.article-meta i{font-size:13px;color:rgba(255,212,138,.85);margin-right:6px}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(243,240,250,.3)}
.article-rule{height:1px;margin-top:26px;background:var(--brand-grad);opacity:.55;border:0}

/* ---------- 正文 ---------- */
.article-main{padding:0 0 88px;background:var(--paper)}
.article-shell{max-width:880px;margin:0 auto;padding:0 32px}
.guide-bar{
  position:relative;z-index:4;margin-top:-34px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:26px 30px;border-radius:var(--radius-card);
  background:var(--sky-deep);
  border:1px solid rgba(255,212,138,.22);
  box-shadow:var(--shadow-dark);
  color:var(--text-dark);
}
.guide-bar h2{font-size:19px;line-height:28px;font-weight:700;color:#fff}
.guide-bar p{margin-top:8px;font-size:14px;line-height:22px;color:var(--text-dark-2);max-width:620px}
.guide-bar .btn{flex:0 0 auto}
.article-body{
  margin-top:32px;max-width:760px;padding:44px 8px 8px;
}
.article-body>*:first-child{margin-top:0}
.article-body h2{
  position:relative;
  margin:44px 0 16px;padding-left:16px;
  font-size:24px;line-height:34px;font-weight:700;color:var(--ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:4px;
  background:var(--brand-grad);
}
.article-body h3{
  margin:32px 0 12px;
  font-size:19px;line-height:28px;font-weight:700;color:var(--ink);
}
.article-body h4{margin:24px 0 10px;font-size:17px;line-height:26px;font-weight:600;color:var(--ink)}
.article-body p{margin:18px 0;font-size:16px;line-height:30px;color:rgba(27,20,48,.82)}
.article-body a{color:var(--nebula-violet);border-bottom:1px solid rgba(124,77,255,.35)}
.article-body a:hover{color:var(--nebula-magenta);border-bottom-color:rgba(200,71,232,.55)}
.article-body ul,.article-body ol{margin:18px 0;padding-left:2px}
.article-body li{
  position:relative;margin:10px 0;padding-left:24px;
  font-size:16px;line-height:30px;color:rgba(27,20,48,.82);
}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:12px;width:7px;height:7px;border-radius:50%;
  background:var(--brand-grad);
}
.article-body ol{counter-reset:olc}
.article-body ol li{counter-increment:olc;padding-left:32px}
.article-body ol li::before{
  content:counter(olc);
  position:absolute;left:0;top:3px;width:22px;height:22px;border-radius:50%;
  display:grid;place-items:center;font-size:12px;font-weight:700;color:#fff;
  background:linear-gradient(120deg,var(--nebula-violet),var(--nebula-magenta));
}
.article-body blockquote{
  margin:24px 0;padding:20px 24px;
  border-left:4px solid transparent;
  border-image:var(--brand-grad) 1;
  background:rgba(124,77,255,.07);
  border-radius:0 var(--radius-card) var(--radius-card) 0;
  font-size:16px;line-height:30px;color:rgba(27,20,48,.78);
}
.article-body blockquote p{margin:0;font-size:16px;line-height:30px;color:inherit}
.article-body img{border-radius:16px;border:1px solid var(--line-light);margin:24px 0}
.article-body figure{margin:24px 0}
.article-body figcaption{margin-top:10px;font-size:13px;line-height:20px;color:var(--ink-3);text-align:center}
.article-body code{
  padding:2px 7px;border-radius:6px;font-size:14px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  background:rgba(124,77,255,.1);color:var(--nebula-violet);
}
.article-body pre{
  margin:22px 0;padding:20px 22px;border-radius:16px;overflow-x:auto;
  background:var(--sky-deep);color:#EDE7FA;font-size:14px;line-height:24px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.article-body pre code{background:none;color:inherit;padding:0;font-size:14px}
.article-body table{width:100%;margin:24px 0;border-collapse:collapse;font-size:15px;line-height:24px}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line-light)}
.article-body th{background:rgba(124,77,255,.07);font-weight:600;color:var(--ink)}
.article-body hr{margin:36px 0;height:1px;border:0;background:var(--line-light)}
.article-empty{
  padding:56px 32px;border-radius:var(--radius-card);text-align:center;
  background:#fff;border:1px dashed rgba(124,77,255,.35);
}
.article-empty i{font-size:30px;color:var(--nebula-violet)}
.article-empty h2{margin:16px 0 8px;font-size:22px;line-height:32px;color:var(--ink);padding:0}
.article-empty h2::before{display:none}
.article-empty p{font-size:15px;line-height:26px;color:var(--ink-2);margin:0 0 22px}

/* ---------- 结尾区 ---------- */
.article-foot{max-width:760px;margin:44px 0 0}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding-top:26px;border-top:1px solid var(--line-light)}
.tag-row__label{font-size:14px;line-height:22px;color:var(--ink-3);margin-right:4px}
.tag{
  display:inline-block;padding:7px 16px;border-radius:var(--radius-pill);
  font-size:13px;line-height:18px;color:var(--nebula-violet);
  background:rgba(124,77,255,.09);border:1px solid rgba(124,77,255,.22);
  transition:background-color .2s ease,color .2s ease,transform .2s ease;
}
.tag:hover{background:rgba(200,71,232,.16);color:var(--nebula-magenta);transform:translateY(-2px)}
.pager{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:28px}
.pager-card{
  display:block;padding:22px 24px;border-radius:var(--radius-card);
  background:#fff;border:1px solid var(--line-light);box-shadow:var(--shadow-light);
  transition:transform .22s ease,box-shadow .25s ease,border-color .25s ease;
}
.pager-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(88,44,180,.16);border-color:rgba(124,77,255,.35)}
.pager-card__label{font-size:13px;line-height:18px;color:var(--ink-3);letter-spacing:.04em}
.pager-card__title{margin-top:8px;font-size:16px;line-height:26px;font-weight:600;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pager-card--next{text-align:right}
.ghost-link{
  display:inline-flex;align-items:center;gap:8px;margin-top:26px;
  font-size:15px;line-height:22px;font-weight:600;color:var(--nebula-violet);
}
.ghost-link:hover{color:var(--nebula-magenta);transform:translateX(2px)}

/* ---------- 相关推荐 ---------- */
.related{padding:72px 0;background:linear-gradient(180deg,rgba(124,77,255,.06),rgba(246,243,251,0))}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.section-head h2{font-size:30px;line-height:40px;font-weight:700;color:var(--ink)}
.section-head p{margin-top:10px;font-size:15px;line-height:26px;color:var(--ink-2)}
.section-head .more{font-size:15px;line-height:22px;font-weight:600;color:var(--nebula-violet);white-space:nowrap}
.section-head .more:hover{color:var(--nebula-magenta)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--radius-card);background:#fff;
  border:1px solid var(--line-light);box-shadow:var(--shadow-light);
  transition:transform .22s ease,box-shadow .28s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:0 20px 46px rgba(88,44,180,.18);border-color:rgba(124,77,255,.35)}
.post-card__media{position:relative;margin:8px;border-radius:18px;overflow:hidden;border:1px solid var(--line-light);aspect-ratio:16/9}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-card__media img{transform:scale(1.04)}
.post-card__body{display:flex;flex-direction:column;flex:1;padding:6px 22px 22px}
.post-card__title{margin-top:12px;font-size:18px;line-height:27px;font-weight:600;color:var(--ink)}
.post-card__text{margin-top:10px;font-size:14px;line-height:22px;color:var(--ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;font-size:13px;line-height:20px;color:var(--ink-3)}
.post-card__link{font-weight:600;color:var(--nebula-violet)}
.post-card:hover .post-card__link{color:var(--nebula-magenta)}

/* ---------- CTA ---------- */
.cta-band{padding:0 0 88px}
.cta-card{
  position:relative;overflow:hidden;
  padding:56px 48px;border-radius:var(--radius-lg);
  background-image:var(--brand-grad);
  box-shadow:0 26px 60px rgba(124,77,255,.34);
  color:#fff;
}
.cta-card::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:20px 20px;opacity:.5;
}
.cta-card__inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-card h2{font-size:30px;line-height:40px;font-weight:700;color:#fff}
.cta-card p{margin-top:12px;font-size:15px;line-height:26px;color:rgba(255,255,255,.88);max-width:620px}
.cta-card .btn{
  flex:0 0 auto;background-image:none;background-color:#fff;color:#3A2168;
  box-shadow:0 14px 32px rgba(20,12,36,.3);
}
.cta-card .btn:hover{background-color:#FFF4E4;transform:translateY(-2px)}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;padding:72px 0 28px;background:var(--sky-ink);color:var(--text-dark)}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--brand-grad);opacity:.6}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.5fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand__text{font-size:16px;font-weight:700;color:#fff;letter-spacing:.02em}
.footer-col h4{font-size:15px;line-height:24px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-col p{margin-top:16px;font-size:14px;line-height:24px;color:var(--text-dark-2);max-width:340px}
.footer-col a{display:block;margin:10px 0;font-size:14px;line-height:22px;color:var(--text-dark-2)}
.footer-col a:hover{color:var(--star-gold);transform:translateX(2px)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;margin:12px 0;font-size:14px;line-height:22px;color:var(--text-dark-2)}
.footer-contact i{margin-top:5px;font-size:13px;color:var(--meteor-amber)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line-dark);
  font-size:13px;line-height:20px;color:rgba(243,240,250,.5);
}
.to-top{
  position:fixed;right:26px;bottom:26px;z-index:70;
  width:46px;height:46px;border-radius:var(--radius-pill);
  display:grid;place-items:center;color:#fff;
  background-image:var(--brand-grad);
  box-shadow:0 14px 30px rgba(124,77,255,.4);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container,.grid-container{padding-left:28px;padding-right:28px}
  .dock-nav a{padding:9px 12px}
}
@media (max-width:1023px){
  .dock-nav{display:none}
  .dock-toggle{display:grid}
  .dock-search{display:none}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-head h1{font-size:32px;line-height:44px}
  .cta-card__inner{flex-direction:column;align-items:flex-start;gap:24px}
}
@media (max-width:767px){
  .container,.grid-container{padding-left:20px;padding-right:20px}
  .article-hero{padding:118px 0 44px}
  .article-head h1{font-size:28px;line-height:38px}
  .article-shell{padding:0 20px}
  .guide-bar{flex-direction:column;align-items:flex-start;padding:24px;margin-top:-28px}
  .guide-bar .btn{width:100%}
  .article-body{padding:30px 4px 4px}
  .article-body h2{font-size:21px;line-height:31px}
  .pager{grid-template-columns:1fr}
  .pager-card--next{text-align:left}
  .card-grid{grid-template-columns:1fr}
  .cta-card{padding:38px 24px}
  .cta-card h2{font-size:24px;line-height:34px}
  .cta-card .btn{width:100%}
  .section-head{flex-direction:column;align-items:flex-start}
  .section-head h2{font-size:24px;line-height:34px}
  .footer-grid{grid-template-columns:1fr}
  .to-top{right:18px;bottom:18px}
}
@media (max-width:520px){
  .dock{padding:0 12px 0 16px;gap:10px}
  .dock-logo__text{font-size:14px}
  .dock-tools .btn-sm{padding:9px 14px;font-size:13px}
  .article-head h1{font-size:25px;line-height:35px}
  .crumb__current{display:none}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --sky-ink:#140C24;
  --sky-deep:#1D1236;
  --sky-mid:#2A1A4D;
  --nebula-violet:#7C4DFF;
  --nebula-magenta:#C847E8;
  --meteor-amber:#FFB35C;
  --star-gold:#FFD48A;
  --aurora-teal:#3FD8C4;
  --paper:#F6F3FB;
  --ink:#1B1430;
  --muted:#5C5473;
  --text-dark:#F3F0FA;
  --text-muted-dark:rgba(243,240,250,.66);
  --line-dark:rgba(255,255,255,.10);
  --line-light:rgba(27,20,48,.08);
  --grad-brand:linear-gradient(120deg,#7C4DFF 0%,#C847E8 52%,#FF8A5C 100%);
  --radius-card:24px;
  --radius-hero:32px;
  --radius-pill:999px;
  --shadow-dark:0 20px 60px rgba(88,44,180,.35);
  --shadow-light:0 12px 32px rgba(28,21,48,.08);
}
*,*::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","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .25s ease,background-color .25s ease,box-shadow .25s ease,transform .25s ease;}
a:hover{color:var(--nebula-violet);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;line-height:1.25;color:inherit;}
p{margin:0 0 18px;}
ul,ol{margin:0;padding:0;list-style:none;}
figure{margin:0;}
:focus-visible{outline:2px solid var(--star-gold);outline-offset:2px;}

/* 容器与栅格 */
.grid-container{max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px;}
@media (min-width:1280px){.grid-container{max-width:1280px;}}
@media (max-width:639px){.grid-container{padding-left:20px;padding-right:20px;}}
.grid-x.gut-24{margin-left:-12px;margin-right:-12px;}
.grid-x.gut-24 > .cell{padding-left:12px;padding-right:12px;}
.grid-x.gut-32{margin-left:-16px;margin-right:-16px;}
.grid-x.gut-32 > .cell{padding-left:16px;padding-right:16px;}

/* 浮动 Dock 导航 */
.dock{
  position:fixed;
  top:16px;
  left:50%;
  transform:translateX(-50%);
  width:min(1080px,calc(100% - 28px));
  z-index:200;
}
.dock-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:68px;
  padding:0 14px 0 20px;
  border-radius:28px;
  background:rgba(20,12,36,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line-dark);
  box-shadow:0 18px 44px rgba(10,4,24,.45);
  transition:height .3s ease,background-color .3s ease;
}
.dock.is-condensed .dock-inner{height:62px;background:rgba(20,12,36,.88);}
.dock-logo{display:flex;align-items:center;gap:10px;color:#fff;flex:0 0 auto;}
.dock-logo:hover{color:#fff;}
.dock-logo__mark{
  width:26px;height:26px;border-radius:9px;
  background-image:var(--grad-brand);
  box-shadow:0 0 18px rgba(200,71,232,.55);
  flex:0 0 auto;
}
.dock-logo__text{font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:6px;}
.dock-nav a{
  display:inline-block;
  padding:9px 16px;
  border-radius:var(--radius-pill);
  font-size:15px;
  color:var(--text-muted-dark);
  white-space:nowrap;
  transition:color .25s ease,background-color .25s ease,box-shadow .25s ease;
}
.dock-nav a:hover{color:#fff;background:rgba(124,77,255,.18);}
.dock-nav a.is-active{
  color:#fff;
  background-image:linear-gradient(120deg,rgba(124,77,255,.92),rgba(200,71,232,.72));
  box-shadow:0 10px 24px rgba(124,77,255,.35);
}
.dock-actions{display:flex;align-items:center;gap:10px;}
.dock-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:14px;
  border:1px solid var(--line-dark);
  background:rgba(255,255,255,.06);
  color:#fff;
  cursor:pointer;
}
.dock-drawer{
  display:none;
  margin-top:10px;
  padding:16px;
  border-radius:24px;
  background:rgba(20,12,36,.96);
  border:1px solid var(--line-dark);
  box-shadow:0 18px 44px rgba(10,4,24,.5);
}
.dock-drawer a{
  display:block;
  padding:12px 14px;
  border-radius:14px;
  color:var(--text-muted-dark);
  font-size:16px;
}
.dock-drawer a.is-active{color:#fff;background:rgba(124,77,255,.28);}
.dock-drawer .btn{margin-top:10px;justify-content:center;color:#fff;}
@media (max-width:860px){
  .dock-nav{display:none;}
  .dock-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .dock-drawer.is-open{display:block;}
}
@media (max-width:520px){
  .dock-logo__text{font-size:15px;}
  .dock .btn--primary{display:none;}
  .dock-inner{height:62px;padding:0 12px 0 16px;}
}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:14px 28px;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,filter .25s ease,background-color .25s ease,background-position .35s ease,color .25s ease;
}
.btn--primary{
  background-image:var(--grad-brand);
  background-size:140% 140%;
  background-position:0 0;
  color:#fff;
  box-shadow:0 12px 28px rgba(124,77,255,.35);
}
.btn--primary:hover{filter:brightness(1.06);background-position:8% 0;transform:translateY(-2px);color:#fff;}
.btn--ghost{border-color:rgba(255,255,255,.28);color:#fff;background:transparent;}
.btn--ghost:hover{background:rgba(124,77,255,.18);border-color:rgba(255,212,138,.6);color:#fff;}
.btn--outline{border-color:var(--nebula-violet);color:var(--nebula-violet);background:transparent;}
.btn--outline:hover{background:rgba(124,77,255,.12);color:var(--nebula-violet);}
.btn--light{background:#fff;color:#4A1E9E;box-shadow:0 12px 28px rgba(28,6,60,.25);}
.btn--light:hover{transform:translateY(-2px);color:#4A1E9E;filter:brightness(1.02);}
.btn--sm{padding:10px 20px;font-size:14px;}
.btn--block{width:100%;}
.btn--link{background:none;border:0;padding:0;color:var(--nebula-violet);font-weight:600;gap:6px;}
.btn--link:hover{color:var(--nebula-magenta);transform:translateX(2px);}

/* 标签与徽章 */
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--radius-pill);
  font-size:13px;line-height:20px;letter-spacing:.02em;
}
.tag--dark{background:rgba(124,77,255,.16);border:1px solid rgba(255,212,138,.35);color:var(--star-gold);}
.tag--light{background:rgba(124,77,255,.10);border:1px solid rgba(124,77,255,.22);color:#5B31C6;}
.eyebrow{
  display:inline-block;margin-bottom:14px;
  font-size:14px;letter-spacing:.08em;font-weight:600;
  color:var(--nebula-violet);
}
.eyebrow--dark{color:var(--star-gold);}

/* 板块 */
.section{padding:96px 0;}
.section--light{background:var(--paper);color:var(--ink);}
.section--dark{background:var(--sky-deep);color:var(--text-dark);position:relative;overflow:hidden;}
.section--dark::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.85) 1px,transparent 1px);
  background-size:30px 30px;opacity:.12;pointer-events:none;
}
.section--dark > .grid-container{position:relative;z-index:1;}
.section--cta{background:var(--sky-ink);padding:88px 0;}
.section__head{max-width:760px;margin-bottom:44px;}
.section__head h2{font-size:32px;line-height:40px;margin-bottom:14px;}
.section__head p{font-size:16px;line-height:28px;margin:0;color:var(--muted);}
.section--dark .section__head p{color:var(--text-muted-dark);}
@media (max-width:1023px){
  .section{padding:72px 0;}
  .section__head h2{font-size:28px;line-height:36px;}
}
@media (max-width:639px){
  .section{padding:56px 0;}
  .section__head{margin-bottom:32px;}
  .section__head h2{font-size:24px;line-height:32px;}
  .section--cta{padding:56px 0;}
}

/* Hero */
.hero{
  position:relative;
  overflow:hidden;
  background:var(--sky-ink);
  color:var(--text-dark);
  padding:170px 0 96px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);
  background-size:26px 26px;opacity:.16;pointer-events:none;
}
.hero__glow{
  position:absolute;top:-200px;right:-140px;
  width:620px;height:620px;border-radius:50%;
  background-image:var(--grad-brand);
  filter:blur(130px);opacity:.34;pointer-events:none;
}
.hero__glow--b{
  top:auto;bottom:-260px;left:-180px;right:auto;
  width:520px;height:520px;opacity:.22;
}
.hero .grid-container{position:relative;z-index:1;}
.hero__copy{max-width:600px;}
.hero h1{
  font-size:44px;line-height:52px;
  margin:18px 0 20px;
  letter-spacing:.01em;
}
.hero__lead{
  font-size:17px;line-height:30px;
  color:var(--text-muted-dark);
  max-width:520px;
  margin-bottom:28px;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero__points{display:flex;flex-wrap:wrap;gap:12px 22px;}
.hero__points li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-muted-dark);}
.hero__points i{color:var(--star-gold);font-size:13px;}
.media--hero{
  border-radius:var(--radius-hero);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:var(--shadow-dark);
  aspect-ratio:16/10;
  background:var(--sky-mid);
}
.media--hero img{width:100%;height:100%;object-fit:cover;}
@media (max-width:1023px){
  .hero{padding:140px 0 72px;}
  .hero h1{font-size:36px;line-height:44px;}
  .media--hero{margin-top:36px;}
}
@media (max-width:639px){
  .hero{padding:126px 0 56px;}
  .hero h1{font-size:30px;line-height:38px;margin:14px 0 16px;}
  .hero__lead{font-size:16px;line-height:28px;}
  .hero__actions .btn{width:100%;justify-content:center;}
  .media--hero{aspect-ratio:16/11;}
}

/* 准备清单 */
.prep-list{display:flex;flex-direction:column;gap:20px;}
.prep-item{
  display:grid;
  grid-template-columns:64px 1fr;
  gap:22px;
  align-items:start;
  padding:26px 28px;
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-light);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.prep-item:hover{transform:translateY(-4px);box-shadow:0 22px 48px rgba(28,21,48,.14);border-color:rgba(124,77,255,.35);}
.prep-item__num{
  display:flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:16px;
  background-image:var(--grad-brand);
  color:#fff;font-size:19px;font-weight:800;
  font-variant-numeric:tabular-nums;
  box-shadow:0 10px 22px rgba(124,77,255,.3);
}
.prep-item h3{font-size:20px;line-height:28px;margin-bottom:8px;}
.prep-item p{margin:0;font-size:15px;line-height:26px;color:var(--muted);}
@media (max-width:639px){
  .prep-item{grid-template-columns:1fr;gap:14px;padding:22px;}
  .prep-item__num{width:44px;height:44px;border-radius:14px;font-size:17px;}
  .prep-item h3{font-size:18px;line-height:26px;}
}

/* 步骤条 */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.step{
  position:relative;
  padding:28px 22px;
  border-radius:var(--radius-card);
  border:1px solid var(--line-dark);
  background:rgba(255,255,255,.04);
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.step:hover{transform:translateY(-4px);border-color:rgba(255,212,138,.5);box-shadow:var(--shadow-dark);}
.step:not(:last-child)::after{
  content:"";
  position:absolute;top:46px;right:-24px;width:24px;
  border-top:2px dashed rgba(200,71,232,.55);
}
.step__num{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:14px;
  background-image:var(--grad-brand);
  color:#fff;font-weight:800;font-size:16px;
  font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.step h3{font-size:19px;line-height:28px;margin-bottom:10px;color:#fff;}
.step p{margin:0;font-size:15px;line-height:26px;color:var(--text-muted-dark);}
.steps__note{
  display:flex;align-items:flex-start;gap:10px;
  margin:32px 0 0;
  font-size:14px;line-height:24px;
  color:var(--text-muted-dark);
}
.steps__note i{color:var(--star-gold);margin-top:5px;}
@media (max-width:1023px){
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step:not(:last-child)::after{display:none;}
}
@media (max-width:639px){
  .steps{grid-template-columns:1fr;}
}

/* 图文主题卡 */
.topic-card{
  height:100%;
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-light);
  overflow:hidden;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.topic-card:hover{transform:translateY(-4px);box-shadow:0 22px 48px rgba(28,21,48,.14);border-color:rgba(124,77,255,.35);}
.topic-card__media{aspect-ratio:16/9;background:var(--sky-mid);overflow:hidden;border-bottom:1px solid var(--line-light);}
.topic-card__media img{width:100%;height:100%;object-fit:cover;}
.topic-card__body{padding:26px 28px 28px;}
.topic-card__body h3{font-size:20px;line-height:28px;margin-bottom:12px;}
.topic-card__body p{font-size:15px;line-height:26px;color:var(--muted);}
.topic-card__body p:last-of-type{margin-bottom:0;}
.tick-list{display:flex;flex-direction:column;gap:10px;margin-top:18px;}
.tick-list li{display:flex;gap:10px;font-size:15px;line-height:26px;color:var(--ink);}
.tick-list i{color:var(--nebula-violet);margin-top:6px;font-size:12px;}

/* 常见提示列表 */
.trouble-list{border-top:1px solid var(--line-dark);}
.trouble-row{
  display:grid;
  grid-template-columns:minmax(0,300px) minmax(0,1fr);
  gap:28px;
  padding:24px 0;
  border-bottom:1px solid var(--line-dark);
  transition:background-color .25s ease;
}
.trouble-row:hover{background:rgba(124,77,255,.08);}
.trouble-row__key{display:flex;align-items:flex-start;gap:12px;font-size:17px;line-height:26px;font-weight:600;color:#fff;}
.trouble-row__key i{color:var(--meteor-amber);margin-top:5px;font-size:14px;}
.trouble-row__val{margin:0;font-size:15px;line-height:26px;color:var(--text-muted-dark);}
@media (max-width:767px){
  .trouble-row{grid-template-columns:1fr;gap:10px;padding:20px 0;}
  .trouble-row__key{font-size:16px;}
}

/* FAQ */
.accordion{background:transparent;border:0;max-width:900px;}
.accordion-item{
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:20px;
  overflow:hidden;
  margin-bottom:14px;
  box-shadow:0 8px 24px rgba(28,21,48,.06);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.accordion-item.is-active{border-color:rgba(124,77,255,.4);box-shadow:0 16px 36px rgba(88,44,180,.14);}
.accordion-title{
  position:relative;
  display:block;
  padding:20px 66px 20px 24px;
  background:transparent;
  border:0;
  font-size:17px;
  line-height:26px;
  font-weight:600;
  color:var(--ink);
}
.accordion-title:hover{color:var(--nebula-violet);background:transparent;}
.accordion-title::before{
  position:absolute;
  top:50%;right:24px;left:auto;
  transform:translateY(-50%);
  width:26px;height:26px;
  margin:0;
  border-radius:50%;
  background:rgba(124,77,255,.12);
  color:var(--nebula-violet);
  font-size:16px;
  line-height:26px;
  text-align:center;
  content:"+";
}
.accordion-item.is-active .accordion-title::before{
  content:"−";
  background-image:var(--grad-brand);
  color:#fff;
}
.accordion-content{
  padding:0 24px 22px;
  border:0;
  background:transparent;
  color:var(--muted);
  font-size:16px;
  line-height:28px;
}
.accordion-content p:last-child{margin-bottom:0;}
@media (max-width:639px){
  .accordion-title{padding:18px 58px 18px 20px;font-size:16px;line-height:25px;}
  .accordion-title::before{right:18px;}
  .accordion-content{padding:0 20px 20px;font-size:15px;line-height:27px;}
}

/* CTA */
.cta-card{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-hero);
  background-image:var(--grad-brand);
  padding:56px 48px;
  color:#fff;
  box-shadow:0 28px 64px rgba(124,77,255,.35);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:28px;
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.75) 1px,transparent 1px);
  background-size:24px 24px;opacity:.14;pointer-events:none;
}
.cta-card__copy{position:relative;z-index:1;max-width:620px;}
.cta-card h2{font-size:30px;line-height:38px;margin-bottom:12px;color:#fff;}
.cta-card p{margin:0;font-size:16px;line-height:28px;color:rgba(255,255,255,.88);}
.cta-card__actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px;}
@media (max-width:767px){
  .cta-card{padding:36px 24px;border-radius:26px;}
  .cta-card h2{font-size:24px;line-height:32px;}
  .cta-card__actions{width:100%;}
  .cta-card__actions .btn{width:100%;justify-content:center;}
}

/* 页脚 */
.site-footer{
  position:relative;
  background:var(--sky-ink);
  color:var(--text-dark);
  padding:72px 0 32px;
}
.site-footer::before{
  content:"";
  position:absolute;top:0;left:0;right:0;height:1px;
  background-image:var(--grad-brand);
  opacity:.7;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;}
.footer-col h4{font-size:16px;line-height:24px;margin-bottom:16px;color:#fff;}
.footer-col a{display:block;font-size:15px;line-height:30px;color:var(--text-muted-dark);}
.footer-col a:hover{color:var(--star-gold);transform:translateX(2px);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand__text{font-size:17px;font-weight:700;color:#fff;}
.footer-col p{font-size:15px;line-height:26px;color:var(--text-muted-dark);margin:0;max-width:320px;}
.footer-contact li{display:flex;gap:10px;font-size:15px;line-height:26px;color:var(--text-muted-dark);margin-bottom:10px;}
.footer-contact i{color:var(--star-gold);margin-top:6px;font-size:12px;}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line-dark);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:14px;
  line-height:24px;
  color:rgba(243,240,250,.5);
}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:639px){
  .site-footer{padding:56px 0 26px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;margin-top:32px;}
}

/* roulang page: category2 */
:root{
  --sky-ink:#140C24;
  --sky-deep:#1D1236;
  --sky-mid:#2A1A4D;
  --violet:#7C4DFF;
  --magenta:#C847E8;
  --amber:#FFB35C;
  --gold:#FFD48A;
  --teal:#3FD8C4;
  --paper:#F6F3FB;
  --ink:#1B1430;
  --text:#F3F0FA;
  --text-dim:rgba(243,240,250,.66);
  --line:rgba(255,255,255,.10);
  --line-light:rgba(27,20,48,.08);
  --brand-grad:linear-gradient(120deg,#7C4DFF 0%,#C847E8 52%,#FF8A5C 100%);
  --radius-xl:32px;
  --radius:24px;
  --radius-sm:14px;
  --pill:999px;
  --shadow-deep:0 20px 60px rgba(88,44,180,.35);
  --shadow-light:0 12px 32px rgba(28,21,48,.08);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding:96px 0 0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--text);
  background:var(--sky-ink);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:#fff}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em}
p{margin:0 0 18px}
p:last-child{margin-bottom:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:96px 0;position:relative}
.section--deep{background:var(--sky-ink);color:var(--text)}
.section--deep-2{background:linear-gradient(180deg,#1D1236 0%,#140C24 100%);color:var(--text)}
.section--paper{background:var(--paper);color:var(--ink)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--pill);
  font-size:13.5px;line-height:20px;letter-spacing:.04em;
  background:rgba(124,77,255,.16);
  border:1px solid rgba(255,212,138,.35);
  color:var(--gold);
}
.section--paper .eyebrow{background:rgba(124,77,255,.10);border-color:rgba(124,77,255,.22);color:#5A29D6}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:32px;line-height:40px;margin:18px 0 14px}
.section-head p{font-size:16px;line-height:28px}
.muted{color:rgba(27,20,48,.66)}
.section--deep .muted,.section--deep-2 .muted{color:var(--text-dim)}

/* ============ Dock 导航 ============ */
.site-dock{
  position:fixed;top:18px;left:0;right:0;z-index:80;
  display:flex;justify-content:center;padding:0 16px;pointer-events:none;
}
.dock-inner{
  pointer-events:auto;position:relative;
  width:100%;max-width:1080px;height:68px;
  display:flex;align-items:center;gap:16px;
  padding:0 18px;border-radius:28px;
  background:rgba(20,12,36,.72);
  border:1px solid var(--line);
  box-shadow:0 18px 44px rgba(10,4,24,.5);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:height .25s ease,background .25s ease,transform .25s ease;
}
.site-dock.is-scrolled .dock-inner{height:62px;background:rgba(20,12,36,.88)}
.dock-logo{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;white-space:nowrap}
.dock-logo__mark{
  position:relative;flex:0 0 auto;width:26px;height:26px;border-radius:9px;
  background:var(--brand-grad);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.2),0 8px 20px rgba(124,77,255,.45);
}
.dock-logo__mark::after{
  content:"";position:absolute;inset:9px;border-radius:50%;background:#fff;opacity:.92;
}
.dock-nav{display:flex;align-items:center;gap:4px;margin:0 auto}
.dock-nav a{
  position:relative;padding:9px 14px;border-radius:var(--pill);
  font-size:14.5px;line-height:22px;color:var(--text-dim);
  transition:background .22s ease,color .22s ease;
}
.dock-nav a:hover{color:#fff;background:rgba(255,255,255,.06);transform:translateX(0)}
.dock-nav a:not(.is-active):hover::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:var(--brand-grad);
}
.dock-nav a.is-active{
  color:#fff;background:var(--brand-grad);
  box-shadow:0 10px 24px rgba(124,77,255,.38);
}
.dock-actions{display:flex;align-items:center;gap:10px}
.dock-icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  color:var(--text);font-size:15px;transition:background .22s ease,color .22s ease;
}
.dock-icon-btn:hover{background:rgba(124,77,255,.28);color:#fff}
.dock-toggle{
  display:none;width:42px;height:42px;border-radius:14px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  color:var(--text);font-size:16px;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:var(--pill);
  font-size:15px;font-weight:600;line-height:22px;
  padding:13px 26px;text-align:center;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,filter .22s ease;
}
.btn-primary{
  color:#fff;background:var(--brand-grad);
  background-size:160% 160%;background-position:0% 50%;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 14px 34px rgba(124,77,255,.36);
}
.btn-primary:hover{filter:brightness(1.06);background-position:8% 50%;transform:translateY(-2px);color:#fff}
.btn-outline{
  color:var(--text);background:transparent;border:1px solid rgba(124,77,255,.75);
}
.btn-outline:hover{background:rgba(124,77,255,.16);color:#fff;transform:translateY(-2px)}
.btn-ghost{color:var(--gold);background:transparent;padding:10px 4px}
.btn-ghost:hover{color:#fff;transform:translateX(2px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}
.section--paper .btn-outline{color:var(--ink);border-color:rgba(124,77,255,.45)}
.section--paper .btn-outline:hover{color:#4A1FBF;background:rgba(124,77,255,.10)}

/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:64px 0 96px;
  background:
    radial-gradient(1100px 560px at 12% -12%,rgba(124,77,255,.40),transparent 62%),
    radial-gradient(900px 520px at 92% 4%,rgba(200,71,232,.30),transparent 58%),
    var(--sky-ink);
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.18) 1px,transparent 1px);
  background-size:24px 24px;opacity:.6;
}
.page-hero::after{
  content:"";position:absolute;left:-10%;bottom:-45%;width:70%;height:70%;
  background:linear-gradient(120deg,rgba(124,77,255,.28),rgba(255,138,92,.16));
  filter:blur(80px);opacity:.7;pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:14px;line-height:22px;color:var(--text-dim);margin-bottom:22px;
}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:rgba(243,240,250,.9)}
.hero-grid{align-items:center;row-gap:40px}
.hero-title{font-size:44px;line-height:52px;margin:20px 0 18px}
.hero-sub{font-size:17px;line-height:30px;color:var(--text-dim);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-points{list-style:none;padding:0;margin:30px 0 0;display:flex;flex-wrap:wrap;gap:12px}
.hero-points li{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--pill);font-size:13.5px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:rgba(243,240,250,.86);
}
.hero-points i{color:var(--gold)}
.hero-media{position:relative}
.hero-media__frame{
  border-radius:var(--radius-xl);overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:var(--shadow-deep);
  background:var(--sky-deep);
}
.hero-media__frame img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-media__badge{
  position:absolute;left:-14px;bottom:-18px;
  display:flex;align-items:center;gap:12px;
  padding:14px 20px;border-radius:20px;
  background:rgba(20,12,36,.9);border:1px solid rgba(255,212,138,.35);
  box-shadow:var(--shadow-deep);backdrop-filter:blur(10px);
}
.hero-media__badge strong{font-size:22px;color:var(--gold);font-variant-numeric:tabular-nums}
.hero-media__badge span{font-size:13.5px;color:var(--text-dim);line-height:20px;max-width:130px}

/* ============ 卡片 ============ */
.grid-card{margin-top:-12px}
.grid-card > .cell{padding-top:24px}
.card{
  height:100%;border-radius:var(--radius);padding:26px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  box-shadow:0 18px 40px rgba(10,4,24,.28);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:0 26px 56px rgba(88,44,180,.34);border-color:rgba(255,212,138,.38)}
.section--paper .card{
  background:#fff;border:1px solid var(--line-light);
  box-shadow:var(--shadow-light);color:var(--ink);
}
.section--paper .card:hover{box-shadow:0 20px 44px rgba(28,21,48,.14);border-color:rgba(124,77,255,.35)}
.card__num{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:14px;margin-bottom:16px;
  font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;
  background:rgba(124,77,255,.16);color:var(--gold);
  border:1px solid rgba(255,212,138,.32);
}
.section--paper .card__num{background:rgba(124,77,255,.10);color:#5A29D6;border-color:rgba(124,77,255,.24)}
.card h3{font-size:20px;line-height:28px;margin-bottom:10px}
.card p{font-size:15px;line-height:27px}
.card__list{list-style:none;padding:0;margin:14px 0 0}
.card__list li{
  position:relative;padding-left:18px;font-size:14.5px;line-height:26px;
  color:rgba(27,20,48,.72);
}
.section--deep .card__list li,.section--deep-2 .card__list li{color:var(--text-dim)}
.card__list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--brand-grad);
}

/* ============ 对比表 ============ */
.compare-wrap{
  border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  box-shadow:0 18px 44px rgba(10,4,24,.3);
}
.compare-scroll{overflow-x:auto}
table.compare{width:100%;min-width:720px;border-collapse:collapse;font-size:15px}
table.compare th,table.compare td{
  padding:18px 22px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;
}
table.compare thead th{
  background:rgba(124,77,255,.18);color:#fff;font-weight:600;font-size:15px;line-height:24px;
  white-space:nowrap;
}
table.compare tbody td{color:rgba(243,240,250,.82);line-height:27px}
table.compare tbody tr:nth-child(even){background:rgba(255,255,255,.025)}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:hover{background:rgba(124,77,255,.10)}
table.compare td:first-child{color:#fff;font-weight:600}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--pill);font-size:12.5px;line-height:20px;
  background:rgba(63,216,196,.14);color:var(--teal);border:1px solid rgba(63,216,196,.3);
}
.tag--amber{background:rgba(255,179,92,.14);color:var(--amber);border-color:rgba(255,179,92,.32)}
.tag--violet{background:rgba(124,77,255,.18);color:#D6C4FF;border-color:rgba(124,77,255,.36)}

/* ============ 图文卡 ============ */
.feature{
  display:flex;flex-direction:column;height:100%;
  border-radius:var(--radius);overflow:hidden;background:#fff;
  border:1px solid var(--line-light);box-shadow:var(--shadow-light);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.feature:hover{transform:translateY(-4px);box-shadow:0 22px 48px rgba(28,21,48,.14);border-color:rgba(124,77,255,.32)}
.feature__media{position:relative;overflow:hidden;border-bottom:1px solid var(--line-light)}
.feature__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease}
.feature:hover .feature__media img{transform:scale(1.03)}
.feature__body{padding:26px;display:flex;flex-direction:column;gap:12px;flex:1}
.feature__body h3{font-size:20px;line-height:28px;color:var(--ink)}
.feature__body p{font-size:15px;line-height:27px;color:rgba(27,20,48,.72)}
.feature__link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:600;color:#5A29D6;
}
.feature__link:hover{color:#3A12A8;transform:translateX(2px)}
.step-mini{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.step-mini li{display:flex;gap:10px;font-size:14.5px;line-height:26px;color:rgba(27,20,48,.74)}
.step-mini i{color:var(--violet);margin-top:5px}

/* ============ 安全检查条 ============ */
.check-list{display:flex;flex-direction:column;gap:18px;margin-top:12px}
.check-item{
  padding:22px 24px;border-radius:var(--radius);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  transition:border-color .22s ease,transform .22s ease;
}
.check-item:hover{border-color:rgba(255,212,138,.35);transform:translateY(-3px)}
.check-item__top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;justify-content:space-between}
.check-item__name{font-size:16.5px;font-weight:600}
.check-item__meta{font-size:13.5px;color:var(--text-dim)}
.check-bar{
  margin-top:14px;height:8px;border-radius:var(--pill);overflow:hidden;
  background:rgba(255,255,255,.09);
}
.check-bar span{display:block;height:100%;border-radius:var(--pill);background:var(--brand-grad)}
.check-bar--teal span{background:linear-gradient(120deg,#3FD8C4,#7C4DFF)}
.check-note{margin-top:16px;font-size:14px;line-height:24px;color:var(--text-dim)}

/* ============ FAQ ============ */
.accordion{background:transparent;border:0;margin:0}
.accordion-item{
  border:1px solid var(--line-light);border-radius:20px;background:#fff;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-light);
}
.accordion-title{
  border:0;padding:20px 60px 20px 24px;position:relative;
  font-size:17px;line-height:26px;font-weight:600;color:var(--ink);
  background:transparent;transition:color .2s ease;
}
.accordion-title:hover{color:#5A29D6;background:rgba(124,77,255,.05)}
.accordion-title::before{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(124,77,255,.12);color:#5A29D6;
  font-size:16px;font-weight:700;line-height:1;
}
.accordion-item.is-active{border-color:rgba(124,77,255,.35)}
.accordion-item.is-active .accordion-title::before{
  content:"−";background:var(--brand-grad);color:#fff;
}
.accordion-content{
  padding:0 24px 22px;border:0;background:transparent;
  font-size:15.5px;line-height:28px;color:rgba(27,20,48,.74);
}
.accordion-content p{margin-bottom:10px}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-xl);
  padding:56px 48px;color:#fff;
  background:var(--brand-grad);
  box-shadow:0 30px 70px rgba(124,77,255,.4);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.35) 1px,transparent 1px);
  background-size:22px 22px;opacity:.16;
}
.cta-band__inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;gap:24px;justify-content:space-between}
.cta-band h2{font-size:28px;line-height:38px;margin-bottom:10px;color:#fff}
.cta-band p{font-size:15.5px;line-height:27px;color:rgba(255,255,255,.9);max-width:560px}
.cta-band .btn-outline{color:#fff;border-color:rgba(255,255,255,.7)}
.cta-band .btn-outline:hover{background:rgba(255,255,255,.18);color:#fff}
.cta-band .btn-primary{background:#1B1430;box-shadow:0 14px 34px rgba(20,12,36,.4)}
.cta-band .btn-primary:hover{background:#2A1A4D}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;background:var(--sky-ink);
  padding:72px 0 32px;color:var(--text);
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--brand-grad);opacity:.7;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand__text{font-size:16.5px;font-weight:700}
.footer-col p{font-size:14.5px;line-height:26px;color:var(--text-dim);max-width:320px}
.footer-col h4{font-size:15.5px;line-height:24px;margin-bottom:16px;color:#fff}
.footer-col > a{
  display:block;font-size:14.5px;line-height:24px;color:var(--text-dim);
  padding:6px 0;transition:color .2s ease,transform .2s ease;
}
.footer-col > a:hover{color:var(--gold);transform:translateX(2px)}
.footer-contact{list-style:none;padding:0;margin:0}
.footer-contact li{
  display:flex;gap:10px;font-size:14px;line-height:24px;color:var(--text-dim);padding:6px 0;
}
.footer-contact i{color:var(--violet);margin-top:5px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;line-height:22px;color:rgba(243,240,250,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{padding:0 28px}
  .hero-title{font-size:40px;line-height:48px}
}
@media (max-width:1023px){
  body{padding-top:92px}
  .section{padding:76px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .hero-title{font-size:36px;line-height:44px}
  .section-head h2{font-size:28px;line-height:36px}
  .cta-band{padding:44px 32px}
}
@media (max-width:900px){
  .dock-nav{
    position:absolute;top:calc(100% + 12px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    margin:0;padding:14px;border-radius:22px;
    background:rgba(20,12,36,.97);border:1px solid var(--line);
    box-shadow:var(--shadow-deep);
    display:none;
  }
  .dock-nav.is-open{display:flex}
  .dock-nav a{padding:12px 16px;font-size:15px}
  .dock-nav a:not(.is-active):hover::after{display:none}
  .dock-toggle{display:inline-flex;align-items:center;justify-content:center}
  .dock-icon-btn{display:none}
  .dock-logo{font-size:15px}
}
@media (max-width:767px){
  body{padding-top:88px}
  .container{padding:0 20px}
  .section{padding:60px 0}
  .page-hero{padding:44px 0 64px}
  .hero-title{font-size:30px;line-height:38px;margin:16px 0 14px}
  .hero-sub{font-size:15.5px;line-height:27px}
  .section-head h2{font-size:24px;line-height:32px}
  .section-head{margin-bottom:32px}
  .card{padding:22px}
  .card h3{font-size:18px;line-height:26px}
  .feature__body{padding:22px}
  .cta-band{padding:34px 22px;border-radius:24px}
  .cta-band h2{font-size:22px;line-height:30px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
  .hero-media__badge{left:12px;bottom:-14px;padding:12px 16px}
  .hero-points li{font-size:13px;padding:7px 13px}
  .btn{padding:12px 22px;font-size:14.5px}
  .btn-lg{padding:14px 26px;font-size:15px}
  .hero-actions .btn{flex:1 1 100%}
  .compare-scroll table.compare{min-width:640px}
}
@media (max-width:519px){
  .dock-inner{height:62px;padding:0 14px;border-radius:22px}
  .dock-logo__text{font-size:14px}
  .cta-band__inner{flex-direction:column;align-items:flex-start}
  .cta-band__inner .btn{width:100%}
}