:root{--ink: #f4f2ff;--ink-dim: rgba(244, 242, 255, .72);--ink-mute: rgba(244, 242, 255, .48);--brand: #7c74ff;--brand-deep: #4f46e5;--accent: #2ee6ff;--surface: rgba(18, 16, 32, .72);--line: rgba(255, 255, 255, .12);--font-display: "ZCOOL KuaiLe", "Noto Sans SC", system-ui, sans-serif;--font-body: "Noto Sans SC", system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%}body{font-family:var(--font-body);color:var(--ink);background:#0c0b14;min-height:100dvh;display:flex;flex-direction:column}.bg{position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;background:radial-gradient(900px 520px at 12% -10%,rgba(124,116,255,.45),transparent 60%),radial-gradient(700px 480px at 95% 15%,rgba(46,230,255,.22),transparent 55%),radial-gradient(600px 400px at 50% 110%,rgba(79,70,229,.28),transparent 50%),linear-gradient(165deg,#0c0b14,#151228 48%,#0c0b14)}.bg:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;opacity:.35;background-image:repeating-linear-gradient(-12deg,transparent 0 14px,rgba(255,255,255,.015) 14px 15px);pointer-events:none}.top{padding:20px 24px;max-width:960px;width:100%;margin:0 auto}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:700;letter-spacing:.04em}.brand img{border-radius:10px;box-shadow:0 8px 24px #00000059}.hero{flex:1;width:100%;max-width:960px;margin:0 auto;padding:48px 24px 72px;display:flex;flex-direction:column;justify-content:center;animation:rise .7s ease-out both}@keyframes rise{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}.eyebrow{margin:0 0 14px;font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent)}h1{margin:0;font-family:var(--font-display);font-size:clamp(3rem,11vw,5.5rem);line-height:1.05;font-weight:400;letter-spacing:.02em}.lead{margin:22px 0 0;max-width:28rem;font-size:1.05rem;line-height:1.65;color:var(--ink-dim)}.cta{margin-top:36px;display:flex;flex-wrap:wrap;gap:12px}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:999px;padding:14px 22px;font:inherit;font-weight:600;font-size:15px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.btn:active{transform:translateY(1px)}.btn.primary{color:#0c0b14;background:linear-gradient(120deg,var(--accent),#a5b4fc 55%,var(--brand));box-shadow:0 12px 32px #7c74ff59}.btn.primary:hover{box-shadow:0 16px 40px #2ee6ff47}.btn.ghost{color:var(--ink);background:var(--surface);border:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn.ghost:hover{background:#ffffff14}.btn.block{width:100%}.hint{margin:16px 0 0;font-size:12px;color:var(--ink-mute)}.intro{margin-top:52px;display:flex;align-items:center;gap:28px;max-width:720px}.intro-frame{position:relative;flex:0 0 248px;width:248px;aspect-ratio:9 / 16;padding:0;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#12101f;cursor:pointer;box-shadow:0 20px 50px #00000073;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.intro-frame:hover{transform:translateY(-2px);border-color:#2ee6ff61;box-shadow:0 24px 60px #2ee6ff29}.intro-frame img{display:block;width:100%;height:100%;object-fit:cover}.intro-btn{position:absolute;top:0;right:0;bottom:0;left:0;margin:auto;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;color:#0c0b14;background:linear-gradient(120deg,var(--accent),#a5b4fc 55%,var(--brand));box-shadow:0 10px 30px #2ee6ff66}.intro-btn svg{margin-left:3px}.intro-dur{position:absolute;right:10px;bottom:10px;padding:3px 8px;border-radius:999px;font-size:11px;font-variant-numeric:tabular-nums;color:#f4f2ff;background:#080610b8;border:1px solid rgba(255,255,255,.14)}.intro-copy{min-width:0}.intro-kicker{font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--accent)}.intro-title{margin:10px 0 0;font-family:var(--font-display);font-size:1.75rem;line-height:1.3;font-weight:400}.intro-note{display:block;margin-top:12px;font-size:12px;color:var(--ink-mute)}.intro-cap{margin:14px 0 0;font-size:13px;line-height:1.75;color:var(--ink-dim)}.vmodal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;display:grid;place-items:center;padding:20px;background:#040309e0;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.vmodal[hidden]{display:none}.vmodal-panel{display:flex;flex-direction:column;align-items:center;max-width:100%;animation:rise .3s ease-out both}.vmodal-panel video{display:block;width:min(100%,calc(min(84vh,860px)*.5625));height:auto;aspect-ratio:9 / 16;object-fit:contain;border-radius:18px;background:#000;box-shadow:0 30px 80px #0009}.vmodal-close{margin:14px auto 0;display:block;-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--line);border-radius:999px;padding:9px 22px;font:inherit;font-size:13px;color:var(--ink-dim);background:#ffffff0f;cursor:pointer}.foot{padding:20px 24px 28px;text-align:center;font-size:12px}.foot a{color:var(--ink-mute);text-decoration:none}.foot a:hover{color:var(--ink-dim);text-decoration:underline}.wx-guide{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;background:#000000b8;display:flex;align-items:flex-start;justify-content:flex-end;padding:16px}.wx-guide[hidden]{display:none}.wx-guide-panel{margin-top:48px;margin-right:8px;max-width:300px;padding:20px;border-radius:16px;background:#1a1828;border:1px solid var(--line);box-shadow:0 20px 50px #00000073;animation:rise .35s ease-out both}.wx-kicker{margin:0;font-size:12px;color:var(--accent)}.wx-guide-panel h2{margin:8px 0 12px;font-size:1.25rem}.wx-guide-panel ol{margin:0 0 16px;padding-left:1.2rem;color:var(--ink-dim);line-height:1.6}@media(min-width:768px){.hero{padding-top:72px}}@media(min-width:768px)and (max-height:980px){.hero{padding-top:26px;padding-bottom:36px}h1{font-size:clamp(2.6rem,8vw,4.1rem)}.eyebrow{margin-bottom:10px}.lead{margin-top:14px;font-size:1rem}.cta{margin-top:22px}.hint{margin-top:10px}.intro{margin-top:22px;gap:16px;align-items:flex-start}.intro-frame{flex:0 0 176px;width:176px;border-radius:16px}.intro-btn{width:44px;height:44px}.intro-title{margin-top:6px;font-size:1.15rem}.intro-cap{margin-top:8px;font-size:12px;line-height:1.65}.intro-note{margin-top:6px}}@media(max-width:767px){.intro{margin-top:26px;gap:14px;align-items:center}.intro-frame{flex:0 0 118px;width:118px;border-radius:14px;box-shadow:0 12px 30px #00000073}.intro-btn{width:40px;height:40px}.intro-btn svg{width:18px;height:18px}.intro-dur{right:6px;bottom:6px;padding:2px 6px;font-size:10px}.intro-kicker{font-size:12px;letter-spacing:.08em}.intro-title{margin-top:6px;font-size:1.05rem;line-height:1.35}.intro-cap{margin-top:8px;font-size:11.5px;line-height:1.6}.intro-note{margin-top:6px;font-size:11px}}