:root{
  --ink:#172033;--muted:#667085;--card:#ffffff;--line:rgba(23,32,51,.12);--bg:#f7f9ff;--brand:#6759ff;--brand2:#00d6c9;--warm:#ffb84d;--shadow:0 24px 60px rgba(31,42,68,.12);--radius:28px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:radial-gradient(circle at 10% 0%,rgba(103,89,255,.12),transparent 35%),linear-gradient(180deg,#ffffff 0%,var(--bg) 48%,#fff 100%);line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}button,input{font:inherit}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.88);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.brand-bar,.main-nav,.fake-search{max-width:1180px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:16px}.brand-bar{justify-content:space-between}.logo{display:inline-flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.03em}.logo-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:16px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 12px 25px rgba(103,89,255,.25)}.logo-text{font-size:1.2rem}.domain-pill{margin:0;padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--muted);font-size:.92rem}.main-nav{justify-content:center;flex-wrap:wrap;padding-top:0}.main-nav a{padding:9px 13px;border-radius:999px;color:#344054}.main-nav a:hover{background:rgba(103,89,255,.1);color:var(--brand)}.fake-search{padding-top:0;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px}.fake-search input{width:100%;border:1px solid var(--line);border-radius:18px;padding:13px 16px;background:#fff;outline:none}.fake-search input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(103,89,255,.12)}.fake-search button,.cta,.secondary-cta{border:0;border-radius:16px;padding:13px 18px;font-weight:800;cursor:pointer}.fake-search button,.cta{color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 16px 36px rgba(103,89,255,.26)}.secondary-cta{background:#fff;color:var(--brand);border:1px solid var(--line)}#searchHint{grid-column:1/-1;color:var(--muted);font-size:.9rem}.hero{max-width:1180px;margin:34px auto 0;padding:48px 20px 22px;display:grid;grid-template-columns:1.08fr .92fr;gap:36px;align-items:center}.eyebrow{display:inline-flex;gap:8px;align-items:center;padding:7px 12px;border-radius:999px;background:rgba(0,214,201,.12);color:#08746f;font-weight:800}.hero h1{font-size:clamp(2.5rem,7vw,5.8rem);line-height:.98;margin:18px 0}.lead{font-size:1.16rem;color:#475467;max-width:720px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}.hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}.hero-points span,.badge{padding:10px 12px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:0 10px 24px rgba(31,42,68,.06);font-weight:700}.hero-visual{position:relative;min-height:470px;border-radius:42px;overflow:hidden;background:linear-gradient(135deg,rgba(103,89,255,.16),rgba(0,214,201,.2));box-shadow:var(--shadow)}.hero-visual img{width:100%;height:100%;min-height:470px;object-fit:cover}.floating-card{position:absolute;left:28px;bottom:28px;right:28px;padding:18px;border-radius:24px;background:rgba(255,255,255,.82);backdrop-filter:blur(16px);box-shadow:0 18px 45px rgba(31,42,68,.18)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:1180px;margin:10px auto 0;padding:0 20px}.stat-card,.content-card,.video-card,.review,.faq-item,.contact-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 18px 45px rgba(31,42,68,.08)}.stat-card{padding:22px}.stat-card strong{font-size:2rem;display:block;color:var(--brand)}.section{max-width:1180px;margin:72px auto 0;padding:0 20px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}.section h2{font-size:clamp(1.8rem,4vw,3rem);line-height:1.12;margin:0}.section p{color:#475467}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.content-card{padding:24px}.content-card h3{margin-top:0}.video-card{overflow:hidden;position:relative;transition:transform .25s ease,box-shadow .25s ease}.video-card:hover{transform:translateY(-8px);box-shadow:var(--shadow)}.video-poster{position:relative;aspect-ratio:16/10;background:#dde3ff;overflow:hidden}.video-poster img,.video-poster video{width:100%;height:100%;object-fit:cover}.play-button{position:absolute;inset:auto auto 20px 20px;width:58px;height:58px;border-radius:999px;border:0;background:rgba(255,255,255,.92);color:var(--brand);display:grid;place-items:center;font-weight:900;font-size:1.35rem;opacity:.15;transform:scale(.85);transition:.25s ease}.video-card:hover .play-button,.video-card.previewing .play-button{opacity:1;transform:scale(1)}.video-card-body{padding:18px}.video-card h3{margin:0 0 8px}.meta{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.meta span{font-size:.86rem;padding:5px 9px;border-radius:999px;background:#f2f4ff;color:#344054}.video-stats{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:.92rem}.timeline{counter-reset:step;display:grid;gap:14px}.timeline li{list-style:none;counter-increment:step;position:relative;padding:20px 20px 20px 70px;background:#fff;border:1px solid var(--line);border-radius:24px}.timeline li:before{content:counter(step);position:absolute;left:20px;top:20px;width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-weight:900}.notice{background:linear-gradient(135deg,rgba(103,89,255,.12),rgba(255,184,77,.16));border:1px solid rgba(103,89,255,.18);border-radius:30px;padding:22px}.review{padding:22px}.review strong{display:block;margin-bottom:4px}.stars{color:#ff9f1c;letter-spacing:2px}.faq-list{display:grid;gap:14px}.faq-item{padding:20px}.faq-item summary{font-weight:900;cursor:pointer}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.contact-card{padding:24px}.map-placeholder{min-height:280px;display:grid;place-items:center;border-radius:24px;background:linear-gradient(135deg,rgba(0,214,201,.18),rgba(103,89,255,.18));border:1px dashed rgba(103,89,255,.35);text-align:center}.site-footer{margin-top:80px;background:#121828;color:#eef2ff;padding:44px 20px}.footer-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr .8fr;gap:24px}.site-footer a{display:block;color:#d7ddff;margin:7px 0}.footer-logo{margin-bottom:12px}.qr-row{display:flex;gap:16px;flex-wrap:wrap}.qr-row figure{margin:0;background:#fff;color:#172033;border-radius:22px;padding:12px;text-align:center}.qr-row img{width:132px;border-radius:12px}.page-hero{max-width:1180px;margin:34px auto 0;padding:44px 20px;border-radius:0}.page-hero h1{font-size:clamp(2.2rem,5vw,4.6rem);line-height:1;margin:12px 0}.breadcrumb{color:var(--muted)}.article-block{background:#fff;border:1px solid var(--line);border-radius:32px;padding:28px;box-shadow:0 18px 45px rgba(31,42,68,.08)}.tags{display:flex;gap:8px;flex-wrap:wrap}.tags span{padding:6px 10px;border-radius:999px;background:rgba(103,89,255,.1);color:var(--brand);font-weight:700}.brand-marquee{overflow:hidden;border-block:1px solid var(--line);background:#fff;margin-top:54px}.brand-marquee div{white-space:nowrap;animation:marquee 22s linear infinite;padding:14px 0;font-weight:900;color:rgba(23,32,51,.55)}@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}.pulse{animation:pulse 2.6s ease-in-out infinite}@keyframes pulse{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}@media (max-width:920px){.hero,.grid-2,.contact-grid,.footer-grid{grid-template-columns:1fr}.stats,.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}.hero-points{grid-template-columns:1fr}.hero-visual,.hero-visual img{min-height:340px}.brand-bar{align-items:flex-start;flex-direction:column}.fake-search{grid-template-columns:1fr}}@media (max-width:640px){.stats,.grid-3,.grid-4{grid-template-columns:1fr}.section{margin-top:52px}.hero{padding-top:28px}.main-nav{justify-content:flex-start;overflow:auto;flex-wrap:nowrap}.main-nav a{white-space:nowrap}.hero h1{font-size:2.55rem}.floating-card{left:16px;right:16px;bottom:16px}.footer-grid{gap:28px}}