:root{
    --bg:#080712;
    --panel:#111122;
    --panel2:#17142a;
    --text:#f8f5ff;
    --muted:#b9b2d8;
    --gold:#ffd36f;
    --violet:#a64dff;
    --pink:#ff4fa3;
    --cyan:#45e0ff;
    --line:rgba(255,255,255,.12);
    --shadow:0 28px 80px rgba(0,0,0,.45);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:radial-gradient(circle at 15% 0%,rgba(166,77,255,.32),transparent 34%),radial-gradient(circle at 85% 10%,rgba(255,211,111,.2),transparent 30%),linear-gradient(180deg,#080712,#0b0918 48%,#06050c);line-height:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.site-header{position:sticky;top:0;z-index:20;backdrop-filter:blur(18px);background:rgba(8,7,18,.78);border-bottom:1px solid var(--line)}
.nav-shell{max-width:1240px;margin:auto;padding:18px 22px 10px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand-logo,.footer-logo{display:inline-flex;align-items:center;gap:12px;font-weight:900;letter-spacing:.03em}
.brand-mark,.footer-logo{font-size:28px;line-height:1;padding:10px 14px;border-radius:18px;color:#120813;background:linear-gradient(135deg,var(--gold),#fff0bd 36%,var(--violet));box-shadow:0 0 34px rgba(255,211,111,.36)}
.brand-copy{font-size:13px;color:var(--muted)}
.site-nav{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}
.site-nav a{font-size:14px;color:#e8e0ff;padding:9px 12px;border:1px solid transparent;border-radius:999px;transition:.2s ease}
.site-nav a:hover,.site-nav a.is-active{border-color:rgba(255,211,111,.45);background:rgba(255,255,255,.08);box-shadow:0 0 24px rgba(166,77,255,.22)}
.search-wrap{max-width:1240px;margin:0 auto;padding:0 22px 16px}
.fake-search{display:flex;gap:10px;border:1px solid var(--line);background:linear-gradient(90deg,rgba(255,255,255,.08),rgba(166,77,255,.08));padding:10px;border-radius:24px;box-shadow:inset 0 0 32px rgba(255,255,255,.03)}
.fake-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;color:var(--text);font-size:15px;padding:10px 12px}
.fake-search button,.btn{border:0;border-radius:999px;padding:12px 18px;font-weight:800;cursor:pointer;color:#160a18;background:linear-gradient(135deg,var(--gold),#fff1bd);box-shadow:0 12px 34px rgba(255,211,111,.24);white-space:nowrap}
.search-tip{margin:8px 8px 0;color:var(--muted);font-size:13px}
main{max-width:1240px;margin:auto;padding:28px 22px 80px}
.hero-section,.page-hero,.ai-module,.split-module,.contact-module{display:grid;grid-template-columns:1.02fr .98fr;gap:32px;align-items:center}
.hero-section{min-height:680px;padding:48px 0 60px}
.eyebrow{color:var(--gold);font-weight:900;letter-spacing:.08em;text-transform:uppercase;margin:0 0 10px;font-size:13px}
h1,h2,h3{line-height:1.15;margin:0;color:#fff}
h1{font-size:clamp(42px,7vw,86px);letter-spacing:-.05em;text-shadow:0 0 32px rgba(166,77,255,.45)}
h2{font-size:clamp(30px,4.2vw,54px);letter-spacing:-.035em}
h3{font-size:22px}
p{color:var(--muted);margin:12px 0 0}.hero-lead{font-size:18px;max-width:660px}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0}.btn.ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.18)}
.hero-stats{list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.hero-stats li,.topic-card,.expert-card,.review-card,.contact-card,.tool-list article,.faq-grid details{background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.04));border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow)}.hero-stats strong{display:block;font-size:26px;color:var(--gold)}.hero-stats span{font-size:13px;color:var(--muted)}
.hero-visual,.page-hero figure,.side-visual{position:relative;margin:0;border-radius:34px;overflow:hidden;box-shadow:0 0 0 1px rgba(255,255,255,.12),0 36px 120px rgba(166,77,255,.25)}.hero-visual:after,.page-hero figure:after,.video-frame:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent,rgba(255,211,111,.1),rgba(166,77,255,.18));pointer-events:none}.hero-visual figcaption{position:absolute;left:18px;right:18px;bottom:18px;border:1px solid rgba(255,255,255,.18);border-radius:18px;padding:12px 14px;color:#fff;background:rgba(0,0,0,.46);backdrop-filter:blur(12px)}
.module{padding:76px 0;border-top:1px solid var(--line)}.section-head{max-width:820px;margin-bottom:26px}.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.video-grid.compact{grid-template-columns:repeat(4,minmax(0,1fr))}.video-card{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:26px;background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.035));box-shadow:var(--shadow);transition:transform .2s ease,border .2s ease}.video-card:hover{transform:translateY(-6px);border-color:rgba(255,211,111,.46)}.video-frame{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0f0a1e}.video-frame img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease,filter .35s ease}.video-card:hover img{transform:scale(1.06);filter:saturate(1.18) brightness(1.08)}.video-frame video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;pointer-events:none}.play-button{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.82);width:68px;height:68px;border-radius:50%;border:1px solid rgba(255,255,255,.5);background:rgba(0,0,0,.48);color:#fff;font-size:24px;opacity:0;transition:.25s ease;box-shadow:0 0 44px rgba(255,211,111,.5)}.video-card:hover .play-button,.video-card.is-preview .play-button{opacity:1;transform:translate(-50%,-50%) scale(1)}.video-body{padding:18px}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.tag-row span{font-size:12px;color:#180a1b;background:linear-gradient(135deg,#fff1bc,var(--gold));border-radius:999px;padding:5px 9px;font-weight:800}.metrics{display:flex;flex-wrap:wrap;gap:10px;color:#d8d0ff;font-size:13px}.metrics span{border:1px solid var(--line);border-radius:999px;padding:5px 9px;background:rgba(255,255,255,.05)}
.topic-grid,.expert-grid,.review-grid,.contact-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.review-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.contact-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.bullet-stream{display:grid;gap:8px;margin-top:14px}.bullet-stream span{display:block;color:#fff;font-size:13px;background:rgba(255,255,255,.07);border:1px solid var(--line);border-radius:999px;padding:7px 10px;animation:floatIn 4s ease-in-out infinite}.bullet-stream span:nth-child(2){animation-delay:.7s}.bullet-stream span:nth-child(3){animation-delay:1.4s}@keyframes floatIn{0%,100%{transform:translateX(0);opacity:.76}50%{transform:translateX(10px);opacity:1}}
.ai-module{gap:36px}.tool-list{display:grid;gap:14px}.tool-list.mini{grid-template-columns:1fr}.role,.value{color:var(--gold);font-weight:800}.review-card{margin:0}.review-card footer{margin-top:14px;color:#fff;font-weight:800}.partner-wall{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin-bottom:22px}.partner-wall span{display:grid;place-items:center;min-height:82px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.07);color:#fff;font-weight:900;text-align:center}.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.faq-grid summary{cursor:pointer;color:#fff;font-weight:900}.faq-grid p{margin-top:10px}.contact-module{align-items:start}.page-hero{padding:58px 0}.breadcrumb{display:flex;gap:10px;color:var(--muted);font-size:14px;margin-bottom:16px}.breadcrumb a{color:var(--gold)}.domain-line{padding:12px 14px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.06);display:inline-block}.timeline-list{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:12px}.timeline-list li{padding:14px 16px;border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.06);color:var(--muted)}
.site-footer{border-top:1px solid var(--line);background:#070610}.footer-grid{max-width:1240px;margin:auto;padding:34px 22px;display:grid;grid-template-columns:1.2fr .8fr .6fr;gap:24px;align-items:center}.qr-row{display:flex;gap:14px}.qr-card{position:relative;width:112px;height:112px;border-radius:18px;border:1px solid var(--line);background:repeating-linear-gradient(45deg,rgba(255,255,255,.13) 0 6px,rgba(255,255,255,.03) 6px 12px),linear-gradient(135deg,rgba(255,211,111,.2),rgba(166,77,255,.2));display:grid;place-items:center}.qr-card span{background:#080712;border-radius:999px;padding:5px 9px;color:#fff;font-size:12px}.footer-links{display:grid;gap:8px}.footer-links a{color:var(--muted)}
@media (max-width:1040px){.hero-section,.page-hero,.ai-module,.split-module,.contact-module{grid-template-columns:1fr}.video-grid,.topic-grid,.expert-grid,.review-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.video-grid.compact,.partner-wall{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr}}
@media (max-width:640px){.nav-shell{align-items:flex-start;flex-direction:column}.site-nav{justify-content:flex-start}.fake-search{flex-direction:column}.hero-section{min-height:auto;padding-top:28px}.hero-stats,.video-grid,.video-grid.compact,.topic-grid,.expert-grid,.review-grid,.contact-grid,.faq-grid,.partner-wall{grid-template-columns:1fr}h1{font-size:42px}.module{padding:54px 0}.qr-row{flex-wrap:wrap}}