:root{--bg: #0a0e14;--panel: #0f141c;--red: #e5342b;--red-deep: #b71c14;--amber: #f5a623;--green: #1fbf75;--ink: #ffffff;--ink-sub: rgba(255, 255, 255, .62);--ink-faint: rgba(255, 255, 255, .38);--line: rgba(255, 255, 255, .1);--card: rgba(255, 255, 255, .05);--font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%}body{background:radial-gradient(1200px 800px at 50% -10%,#141b26,#070a0f 60%);font-family:var(--font);color:var(--ink)}.app{min-height:100%;display:flex;align-items:center;justify-content:center}.phone{width:100%;max-width:420px;height:100dvh;background:var(--bg);position:relative;display:flex;flex-direction:column;overflow:hidden}@media (min-width: 480px){.app{padding:24px}.phone{height:min(860px,94dvh);border-radius:40px;box-shadow:0 40px 90px #0009,0 0 0 2px #ffffff0d}}.statusbar{height:40px;display:flex;align-items:center;justify-content:space-between;padding:6px 24px 0;font-size:12px;font-weight:600;color:var(--ink);flex-shrink:0}.statusbar .dots{display:flex;gap:4px;align-items:center;font-size:10px;color:var(--ink-sub)}.slides{flex:1;position:relative;overflow:hidden}.slide{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;padding:16px 22px 22px;overflow-y:auto;animation:slide-in .35s ease}@keyframes slide-in{0%{opacity:0;transform:translate(24px)}to{opacity:1;transform:none}}.kicker{font-size:11px;color:var(--ink-faint);letter-spacing:.06em;margin-bottom:6px}.headline{font-size:26px;font-weight:800;line-height:1.2;letter-spacing:-.02em}.headline.xl{font-size:32px}.sub{font-size:14px;color:var(--ink-sub);line-height:1.65;margin-top:12px}.sub strong{color:#fff;font-weight:700}.pep{margin-top:14px;font-size:13px;color:var(--amber);font-weight:600;background:#f5a6231a;border-left:3px solid var(--amber);padding:9px 12px;border-radius:6px;line-height:1.55}.spacer{flex:1;min-height:8px}.steps{display:flex;gap:5px;margin-bottom:14px;flex-shrink:0}.steps i{flex:1;height:3px;border-radius:2px;background:#ffffff24;transition:background .3s}.steps i.done{background:var(--red)}.src{display:inline-flex;align-items:center;gap:5px;margin-top:14px;font-size:10px;color:var(--green);background:#1fbf751a;border:1px solid rgba(31,191,117,.28);border-radius:6px;padding:5px 9px;line-height:1.4}.src.pending{color:var(--amber);background:#f5a6231a;border-color:#f5a62347}.src svg{width:11px;height:11px;flex-shrink:0}.src-link{color:inherit;text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}.src-link:hover{opacity:.8}.src .src-ext{width:9px;height:9px;margin-left:2px;vertical-align:-1px}.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:16px;border:none;border-radius:14px;font-family:var(--font);font-size:16px;font-weight:700;cursor:pointer;transition:transform .12s,filter .2s;margin-top:10px;color:var(--ink)}.btn:active{transform:scale(.97)}.btn-primary{background:var(--red);color:#fff;box-shadow:0 8px 24px #e5342b59}.btn-primary:hover{filter:brightness(1.08)}.btn-ghost{background:transparent;color:var(--ink-sub);border:1px solid var(--line);font-size:14px;font-weight:600;padding:13px}.btn-ghost svg{width:16px;height:16px;flex-shrink:0}.btn-amber{background:var(--amber);color:#1a1205}.preview-tag{font-size:10px;font-weight:700;letter-spacing:.04em;color:var(--ink-faint);border:1px solid var(--line);border-radius:100px;padding:2px 8px;margin-left:2px}.visual{margin:16px 0;flex-shrink:0;display:flex;align-items:center;justify-content:center;min-height:130px}.visual-placeholder{border:1px dashed var(--line);border-radius:12px;color:var(--ink-faint);font-size:12px;letter-spacing:.05em}.cards{display:flex;flex-direction:column;gap:10px;margin-top:14px}.card-row{display:flex;gap:8px;align-items:baseline;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:13px;line-height:1.5}.card-row .card-icon{flex-shrink:0}.card-row strong{color:#fff}.qslim{display:flex;flex-direction:column;gap:9px;margin-top:12px}.qslim-row{background:var(--card);border:1px solid var(--line);border-radius:11px;padding:11px 13px}.qslim-row .top{display:flex;align-items:baseline;gap:8px}.qslim-row .num{font-size:10px;font-weight:800;color:var(--red);letter-spacing:.05em;flex-shrink:0}.qslim-row .h{font-size:13.5px;font-weight:700}.qslim-row .d{font-size:11.5px;color:var(--ink-sub);line-height:1.55;margin-top:5px}.qslim-row.stop{background:#e5342b14;border-color:#e5342b4d}.qslim-row.stop .num{color:#fff}.qslim-row .src{margin-top:6px}.why{margin-top:16px;border-top:1px solid var(--line);padding-top:12px}.why>summary{list-style:none;cursor:pointer;font-size:12.5px;color:var(--ink-sub);display:flex;align-items:center;gap:6px;-webkit-user-select:none;user-select:none}.why>summary::-webkit-details-marker{display:none}.why>summary:before{content:"";width:6px;height:6px;border-right:1.5px solid var(--ink-faint);border-bottom:1.5px solid var(--ink-faint);transform:rotate(-45deg);transition:transform .18s ease}.why[open]>summary:before{transform:rotate(45deg)}.why-body{margin-top:10px}.why-body p{font-size:12px;line-height:1.65;color:var(--ink-sub);margin-bottom:9px}.why-body p strong{color:var(--ink);font-weight:600}.why-body .why-note{font-size:11px;color:var(--ink-faint)}.why-body .src{margin-top:4px}.slide.opening{justify-content:center;text-align:center;background:radial-gradient(600px 400px at 50% 30%,rgba(229,52,43,.16),transparent 70%)}.slide.opening .headline,.slide.opening .sub{align-self:stretch}.pulse-ring{width:120px;height:120px;border-radius:50%;margin:0 auto 24px;background:var(--red);display:flex;align-items:center;justify-content:center;position:relative;flex-shrink:0}.pulse-ring:before,.pulse-ring:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;border:2px solid var(--red);animation:ring 2s ease-out infinite}.pulse-ring:after{animation-delay:1s}@keyframes ring{0%{transform:scale(1);opacity:.7}to{transform:scale(1.9);opacity:0}}.pulse-ring svg{width:56px;height:56px;color:#fff}.metro{display:flex;flex-direction:column;align-items:center;gap:12px;margin:8px 0 4px;flex-shrink:0}.metro-word{font-size:13px;color:var(--ink-sub);font-weight:600}.metro-word b{color:var(--red)}.depth-note{font-size:12px;color:var(--ink-sub);text-align:center;margin-top:6px;line-height:1.5}.depth-note b{color:var(--ink)}.device-hint{margin-top:12px;font-size:12px;line-height:1.55;color:var(--ink-sub);background:#ffffff0a;border:1px solid var(--line);border-radius:8px;padding:9px 12px}.metro-disc{width:132px;height:132px;border-radius:50%;position:relative;background:conic-gradient(var(--red) 0deg,rgba(255,255,255,.08) 0deg);display:flex;align-items:center;justify-content:center}.metro-inner{width:104px;height:104px;border-radius:50%;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid var(--line)}.metro-beat{width:20px;height:20px;border-radius:50%;background:var(--red);transition:transform .09s ease}.metro-beat.on{transform:scale(1.9);box-shadow:0 0 22px var(--red)}.body-svg{width:100%;max-width:220px}.aed-body{position:relative;width:180px;margin:0 auto}.pad{position:absolute;width:38px;height:48px;border-radius:8px;background:#1fbf752e;border:2px dashed var(--green);display:flex;align-items:center;justify-content:center;font-size:9px;color:var(--green);text-align:center;line-height:1.2;font-weight:700}