:root{color:#f2f4ed;--bg:#151817;--panel:#202422;--line:#38413c;--text:#f2f4ed;--muted:#aab3aa;--accent:#7fc8a9;--great:#7fc8a9;--good:#a9d18e;--fair:#e8d16d;--poor:#e8a86d;--bad:#f1a8a0;--failed:#7d857f;background:#151817;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,Noto Sans CJK SC,sans-serif}*{box-sizing:border-box}body{background:var(--bg);min-width:320px;margin:0}button,input,select{font:inherit;color:var(--text)}button,.file-button{cursor:pointer;border:1px solid var(--line);background:#292f2b;border-radius:8px;align-items:center;min-height:44px;padding:0 16px;display:inline-flex}button:hover:not(:disabled),.file-button:hover{border-color:var(--muted)}button.primary{color:#15201a;background:var(--accent);border-color:var(--accent);font-weight:700}button:disabled{opacity:.5;cursor:wait}button:focus-visible,input:focus-visible,summary:focus-visible,.file-button:focus-within{outline-offset:3px;outline:3px solid #e8b86d}a{color:var(--accent)}.file-button input{display:none}.check{max-width:1080px;margin:0 auto;padding:24px 16px 64px}.check-header .product{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin:0;font-size:13px}.check-header h1{margin:4px 0 8px;font-size:30px}.lead{color:var(--muted);max-width:720px;margin:0;line-height:1.6}.links{margin:8px 0 0;font-size:14px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;margin-top:20px;padding:20px}.card h2{margin:0 0 12px;font-size:20px}.card h3{margin:0 0 10px;font-size:16px}label{color:var(--muted);margin:0 0 6px;font-size:14px;display:block}input[type=text]{border:1px solid var(--line);background:#151817;border-radius:8px;width:100%;max-width:420px;min-height:44px;padding:0 12px}.hint{color:var(--muted);font-size:14px;line-height:1.6}.modes{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin:16px 0;display:grid}.mode{border:1px solid var(--line);cursor:pointer;color:var(--text);border-radius:10px;align-items:flex-start;gap:10px;margin:0;padding:14px;display:flex}.mode:has(input:checked){border-color:var(--accent);background:#24302a}.mode span{color:var(--muted);gap:4px;font-size:14px;display:grid}.mode strong{color:var(--text);font-size:16px}.progress-text{margin:0 0 10px;font-size:16px}.bar{border:1px solid var(--line);background:#151817;border-radius:5px;height:10px;overflow:hidden}.bar-fill{background:var(--accent);width:0;height:100%;transition:width .3s}#progress button{margin-top:12px}.preview{border:1px solid var(--line);border-radius:10px;margin-top:16px;overflow:hidden}.preview iframe{background:#0f1110;border:0;width:100%;height:min(62vh,640px);display:block}.warning{border-color:var(--poor);color:var(--poor)}.hero .meta-label{color:var(--muted);margin:0;font-size:14px}.recommendation{margin:6px 0;font-size:26px;font-weight:700}.tabs{flex-wrap:wrap;gap:8px;margin-top:20px;display:flex}.tabs button[aria-selected=true]{border-color:var(--accent);background:#24302a}.engine-cards{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px;margin-top:12px;display:grid}.engine-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px}.engine-card.best{border-color:var(--accent)}.engine-card header{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.engine-card h3{margin:0;font-size:16px}.score{font-size:34px;font-weight:800;line-height:1}.score small{color:var(--muted);font-size:14px;font-weight:400}.score-bar{background:#151817;border-radius:4px;height:8px;margin:10px 0 12px;overflow:hidden}.score-bar div{height:100%}.dims{gap:8px;margin:0;padding:0;font-size:14px;list-style:none;display:grid}.dims li{grid-template-columns:5.5em auto 1fr;align-items:center;gap:8px;display:grid}.dims .value{color:var(--muted);text-align:right}.engine-card .error{color:var(--bad);font-size:14px}.chip{color:#15201a;white-space:nowrap;border-radius:999px;padding:2px 8px;font-size:12px;font-weight:700;display:inline-block}.great{background:var(--great)}.good{background:var(--good)}.fair{background:var(--fair)}.poor{background:var(--poor)}.bad{background:var(--bad)}.failed{background:var(--failed)}.fill-great{background:var(--great)}.fill-good{background:var(--good)}.fill-fair{background:var(--fair)}.fill-poor{background:var(--poor)}.fill-bad{background:var(--bad)}.fill-failed{background:var(--failed)}.legend ul{gap:6px;padding-left:0;list-style:none;display:grid}.legend summary,.tech summary{cursor:pointer;font-weight:700}.device dl{grid-template-columns:max-content 1fr;gap:6px 16px;margin:0;font-size:14px;display:grid}.device dt{color:var(--muted)}.device dd{word-break:break-word;margin:0}.actions{flex-wrap:wrap;gap:10px;margin-top:20px;display:flex}.tech table,.compare-table table{border-collapse:collapse;width:100%;margin-top:12px;font-size:13px}.tech th,.tech td,.compare-table th,.compare-table td{border-bottom:1px solid var(--line);text-align:right;white-space:nowrap;padding:6px 8px}.tech th:first-child,.tech td:first-child,.compare-table th:first-child,.compare-table td:first-child{text-align:left}.tech .scroll,.compare-table{overflow-x:auto}.tech pre{background:#151817;border-radius:8px;max-height:360px;padding:12px;font-size:12px;overflow:auto}.compare-table td .chip{margin-left:6px}.compare-table .remove{min-height:32px;padding:0 10px;font-size:13px}@media (max-width:560px){.check-header h1{font-size:24px}.recommendation{font-size:21px}.engine-cards{grid-template-columns:1fr}.preview iframe{height:55vh}}