:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;color:#252236;background:#f5f1eb;font-synthesis:none;--ink: #252236;--muted: #7c778a;--line: rgba(53, 45, 70, .12);--card: rgba(255, 253, 249, .82);--purple: #6553d7;--purple-dark: #4d3cac;--peach: #f3a47f;--mint: #b8e2d0;--shadow: 0 24px 70px rgba(77, 60, 110, .12)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(circle at 8% 5%,#fffaf3 0,transparent 30%),radial-gradient(circle at 95% 16%,#e7ddff 0,transparent 28%),#f5f1eb}button,input{font:inherit}button{cursor:pointer}.page-shell{width:min(1320px,calc(100% - 40px));margin:0 auto;padding:46px 0 80px}.page-body{display:grid;grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:28px}.page-main,.page-side{min-width:0}.ad-slot{position:sticky;top:28px;padding:14px;border:1px solid var(--line);border-radius:18px;background:var(--card);box-shadow:var(--shadow)}.ad-slot__label{display:block;margin-bottom:10px;color:var(--muted);font-size:10px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}.ad-slot--placeholder{display:flex;flex-direction:column;justify-content:center;min-height:280px;border-style:dashed;background:#fff6;box-shadow:none;text-align:center}.ad-slot--placeholder p{margin:0;color:var(--muted);font-size:12px;line-height:1.9}.ad-slot--placeholder code{color:var(--purple-dark);font-size:11px}.hero{padding:18px 10px 34px;max-width:780px}.brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:800;letter-spacing:.04em;color:var(--purple-dark)}.brand__mark{display:grid;place-items:center;width:32px;height:32px;border-radius:11px;color:#fff;background:var(--purple);font-size:22px;box-shadow:0 8px 18px #6553d738}.eyebrow{margin:40px 0 12px;color:var(--purple);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}h1{margin:0;font-size:clamp(38px,6vw,74px);line-height:.98;letter-spacing:-.06em;font-weight:850}h1 em{display:block;color:var(--purple);font-style:normal}.hero__copy{margin:26px 0 0;max-width:610px;color:var(--muted);font-size:16px;line-height:1.8}.checker-card,.result,.features article{border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.checker-card{padding:clamp(22px,4vw,38px);border-radius:28px}label{display:block;margin-bottom:13px;font-size:14px;font-weight:800}.input-row{display:flex;gap:12px}input{width:100%;min-width:0;padding:17px 18px;border:1px solid var(--line);border-radius:14px;outline:0;color:var(--ink);background:#ffffffbf;transition:border-color .2s,box-shadow .2s}input:focus{border-color:var(--purple);box-shadow:0 0 0 4px #6553d71f}.primary{flex:0 0 auto;padding:0 23px;border:0;border-radius:14px;color:#fff;font-weight:800;background:var(--purple);transition:transform .2s,background .2s}.primary:hover:not(:disabled){transform:translateY(-2px);background:var(--purple-dark)}.primary:disabled{cursor:wait;opacity:.62}.form-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:28px;margin-top:12px;color:var(--muted);font-size:12px}.form-foot p{margin:0}.error{color:#c45555;font-weight:700}.text-button{padding:3px 0;border:0;color:var(--purple);background:transparent;font-size:12px;font-weight:800}.progress{display:flex;gap:8px;margin-top:30px;padding-top:25px;border-top:1px solid var(--line);overflow-x:auto}.progress__item{display:flex;align-items:center;gap:8px;white-space:nowrap;color:#aaa4b1;font-size:12px;font-weight:700}.progress__item span{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#ebe7e5}.progress__item.is-active{color:var(--purple)}.progress__item.is-active span{color:#fff;background:var(--purple)}.features{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:22px}.features article{padding:25px;border-radius:22px;box-shadow:none}.features span{color:var(--peach);font-weight:900}.features h2{margin:18px 0 7px;font-size:19px}.features p{margin:0;color:var(--muted);font-size:13px;line-height:1.75}.result{margin-top:22px;padding:clamp(20px,4vw,36px);border-radius:28px}.result__hero{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding-bottom:28px;border-bottom:1px solid var(--line)}.result__hero .eyebrow{margin:0 0 8px}.result__hero h2{margin:0;font-size:34px;letter-spacing:-.04em}.result__hero p{margin:9px 0 0;color:var(--muted);font-size:13px;line-height:1.6}.format-pill,.tag{display:inline-flex;align-items:center;border-radius:999px;padding:7px 11px;color:var(--purple-dark);background:#ebe7ff;font-size:12px;font-weight:800}.result--warning .format-pill{color:#9b6336;background:#ffead7}.result--unavailable .format-pill{color:#9d5353;background:#ffe0e0}.grid{display:grid;gap:14px}.grid--meta{grid-template-columns:repeat(4,minmax(0,1fr));margin:22px 0}.grid--two{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:14px}.info-card,.section-card{padding:20px;border:1px solid var(--line);border-radius:17px;background:#ffffff6e}.info-card span{display:block;margin-bottom:8px;color:var(--muted);font-size:11px}.info-card strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:15px}.section-card h3{margin:0 0 15px;font-size:15px}.section-card>p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}.platform-list,.variable-list{display:grid;gap:9px}.platform,.variable{display:flex;justify-content:space-between;gap:12px;padding:11px 12px;border-radius:12px;background:#ffffff8f}.platform span,.variable span{color:var(--muted);font-size:12px;text-align:right}.tag-list{display:flex;flex-wrap:wrap;gap:8px}.tag--neutral{color:#4c6870;background:#e3f2ed}.tag--video{color:#6b4c8f;background:#efe6ff}.tag--mv{color:#8a5a1f;background:#ffeccd}.grid+.section-card{margin-top:14px}.sub-list{display:grid;gap:12px;margin:22px 0 14px}.sub-item{padding:16px 18px;border:1px solid var(--line);border-radius:15px;background:#ffffff80}.sub-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.sub-head strong{font-size:15px}.badge{flex:0 0 auto;padding:5px 10px;border-radius:999px;font-size:11px;font-weight:800}.badge--available{color:#2f7d5b;background:#dcf3e8}.badge--warning{color:#9b6336;background:#ffead7}.badge--unavailable{color:#9d5353;background:#ffe0e0}.sub-meta{display:flex;flex-wrap:wrap;gap:10px;margin:7px 0 0;color:var(--muted);font-size:12px}.sub-facts{display:grid;gap:8px;margin:13px 0 0}.sub-facts>div{display:grid;grid-template-columns:68px minmax(0,1fr);align-items:baseline;gap:10px}.sub-facts dt{color:var(--muted);font-size:11px}.sub-facts dd{display:flex;flex-wrap:wrap;gap:6px;margin:0}.sub-note{margin:11px 0 0;padding:9px 11px;border-radius:10px;background:#fff4f4;color:#a05a5a;font-size:12px;line-height:1.6}.footer{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);color:var(--muted);font-size:12px;text-align:center;letter-spacing:.02em}.empty{color:var(--muted);font-size:13px}.diagnostics{display:grid;gap:13px;margin:0;padding:0;list-style:none}.diagnostics li{display:grid;grid-template-columns:10px 84px minmax(0,1fr);align-items:baseline;gap:9px;font-size:12px}.diagnostics p{margin:0;color:var(--muted);line-height:1.5}.dot{width:8px;height:8px;border-radius:50%;background:#aaa}.dot--passed{background:#55b887}.dot--failed{background:#d86666}.dot--info,.dot--redirect{background:var(--peach)}@media(max-width:1024px){.page-body{grid-template-columns:minmax(0,1fr)}.page-side{display:none}}@media(max-width:720px){.page-shell{width:min(100% - 24px,600px);padding-top:25px}.hero{padding-left:2px}.hero .eyebrow{margin-top:30px}.input-row{flex-direction:column}.primary{min-height:50px}.form-foot{align-items:flex-start}.features,.grid--meta,.grid--two{grid-template-columns:minmax(0,1fr)}.result__hero{flex-direction:column}.info-card strong{white-space:normal}.diagnostics li{grid-template-columns:10px 64px minmax(0,1fr)}.platform,.variable{flex-direction:column;gap:4px}.platform span,.variable span{text-align:left}.sub-facts>div{grid-template-columns:minmax(0,1fr);gap:4px}.sub-head{flex-wrap:wrap}}body{overflow-x:clip}.section-card,.sub-item,.info-card,.result,.checker-card,.sub-head strong,.page-main,.page-side{min-width:0}.diagnostics p,.sub-note,.section-card>p,.platform span,.variable span,.sub-meta span,.sub-head strong,.result__hero p,.section-card h3,.info-card strong{overflow-wrap:anywhere}.tag{max-width:100%;overflow-wrap:anywhere}