:root{--primary: #2563eb;--primary-deep: #1d4ed8;--ink: #0f172a;--ink-2: #475569;--ink-3: #94a3b8;--line: #e2e8f0;--bg: #f1f5f9;--card: #ffffff;--ok: #16a34a;--warn: #d97706;--radius: 16px;--mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace}*{box-sizing:border-box}html,body{margin:0;padding:0}html{scroll-behavior:smooth}@media (prefers-reduced-motion: reduce){.photo-wrap,.photo-wrap img,.rise,.trace li,.identifying-ring,.shimmer-lines span{animation:none}}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Segoe UI,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}.page{max-width:520px;margin:0 auto;padding:0 16px 32px;display:flex;flex-direction:column;height:100vh;height:100dvh}.hero{margin:14px 0 12px;padding:12px 16px;border-radius:14px;background:linear-gradient(135deg,var(--primary-deep),#3b82f6);color:#fff;box-shadow:0 6px 18px -10px #2563eb80;display:flex;align-items:center;gap:9px}.hero-icon{font-size:20px;line-height:1}.hero h1{margin:0;font-size:17px;letter-spacing:.5px}.hero-sub{margin-left:auto;font-size:12px;opacity:.85;white-space:nowrap}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:0 4px 16px -8px #0f172a14;flex:1;min-height:0}.card.is-media{display:grid;grid-template-columns:100% 0fr;grid-template-rows:auto minmax(140px,1fr);grid-template-areas:"photo result" "trace trace";gap:0}.card.is-media:not(.is-working){grid-template-rows:auto auto;align-content:center}.card.is-media.is-working{grid-template-columns:1fr 0fr;gap:12px}.card.is-media .photo-row{grid-area:photo;min-width:0}.card.is-media .btn-row{grid-column:1 / -1}.card.is-media .result{grid-area:result;grid-column:1 / -1;min-width:0;max-height:50vh;overflow-y:auto}.card.is-media .trace{grid-area:trace;margin-top:0}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:15px;font-weight:600;padding:11px 18px;border-radius:12px;cursor:pointer;transition:transform .06s ease,box-shadow .15s ease,background .15s ease}.btn:active{transform:scale(.97)}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-deep));border-color:transparent;color:#fff;box-shadow:0 6px 16px -6px #2563eb99}.btn-primary:hover{box-shadow:0 8px 20px -6px #2563ebb3}.btn-lg{flex:1;padding:14px 18px;font-size:16px}.btn-ghost{border:none;background:transparent;color:var(--ink-2);font-weight:500;padding:8px 10px}.btn-row{display:flex;gap:10px;margin-top:14px}.btn-row .btn{flex:1}.btn-back{margin-top:10px;align-self:flex-start}.dropzone{border:2px dashed #bfd3f8;border-radius:14px;background:#f6f9ff;padding:36px 20px;text-align:center;cursor:pointer;transition:border-color .15s ease,background .15s ease}.dropzone:hover{border-color:var(--primary);background:#eff5ff}.dropzone-icon{font-size:40px;line-height:1}.dropzone-title{margin:12px 0 4px;font-size:16px;font-weight:700}.dropzone-hint{margin:0;font-size:12px;color:var(--ink-3)}.steps{margin:18px 0 4px;padding:0;list-style:none;counter-reset:step}.steps li{counter-increment:step;display:flex;align-items:baseline;gap:10px;padding:9px 0;font-size:13px;color:var(--ink-2);border-bottom:1px dashed var(--line)}.steps li:last-child{border-bottom:none}.steps li:before{content:counter(step);flex:none;width:20px;height:20px;border-radius:50%;background:#e8effd;color:var(--primary);font-size:12px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;transform:translateY(3px)}.steps b{color:var(--ink);margin-right:8px}.photo-row{display:flex;flex-direction:column;gap:8px}.photo-wrap{position:relative;width:100%;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#0b1220;animation:photoIn .4s ease both}.photo-wrap img{display:block;width:100%;max-height:46vh;object-fit:contain}.btn-retake{padding:6px 12px;font-size:13px}.result .btn-retake{display:block;margin:2px auto 0}.rise{animation:fadeSlideIn .4s ease both}@keyframes photoIn{0%{opacity:0;transform:scale(.97)}to{opacity:1;transform:none}}.identifying-status{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:9px;min-height:64px}.identifying-ring{position:relative;width:26px;height:26px;border-radius:50%;background:conic-gradient(from 0deg,transparent 0 270deg,var(--primary) 300deg,#38bdf8 360deg);animation:spin 1.1s linear infinite}.identifying-ring:before{content:"";position:absolute;top:4px;right:4px;bottom:4px;left:4px;border-radius:50%;background:#f6f9ff}.identifying-text{margin:0;font-size:13px;font-weight:700;color:var(--primary-deep)}.identifying-card{border-color:#bfd3f8;background:#f6f9ff}.shimmer-lines{width:100%;margin-top:16px;display:flex;flex-direction:column;gap:8px}.shimmer-lines span{height:10px;border-radius:5px;background:linear-gradient(90deg,#dbe4f0 25%,#eef3f9,#dbe4f0 75%);background-size:200% 100%;animation:shimmer 1.4s linear infinite}.shimmer-lines span:nth-child(2){width:82%;animation-delay:.15s}.shimmer-lines span:nth-child(3){width:60%;animation-delay:.3s}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{to{background-position:-200% 0}}.match-card{border:1px solid var(--line);border-radius:14px;padding:14px;background:#fff}.match-head{display:flex;align-items:flex-start;gap:10px}.match-thumb{flex:none;width:64px;height:64px;border-radius:12px;object-fit:cover;border:1px solid var(--line);background:#0b1220}.match-title{flex:1;min-width:0;display:flex;flex-direction:column;align-items:flex-start;gap:7px}.match-tags{display:flex;align-items:center;flex-wrap:wrap;gap:7px}.match-title h2{margin:0;font-size:18px}.match-id{font-family:var(--mono);font-size:11px;color:var(--ink-3);border:1px solid var(--line);border-radius:6px;padding:2px 6px;white-space:nowrap}.badge{font-size:11px;font-weight:700;border-radius:999px;padding:3px 9px}.badge-ok{color:var(--ok);background:#dcfce7}.badge-warn{color:var(--warn);background:#fef3c7}.fields{margin:14px 0 0;display:grid;grid-template-columns:1fr;gap:9px}.fields>div{display:flex;align-items:baseline;gap:10px}.fields dt{flex:none;width:4.5em;font-size:11px;color:var(--ink-3)}.fields 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ease}.src-item:hover{border-color:var(--primary)}.src-title{display:block;font-size:12px;font-weight:600;color:var(--primary-deep);line-height:1.5}.src-link{display:block;margin-top:2px;font-size:10px;color:var(--ink-3);word-break:break-all}.web-tip{margin:12px 0 0;font-size:11px;color:var(--ink-3);line-height:1.6}.raw{margin-top:14px;border-top:1px dashed var(--line);padding-top:10px}.raw-toggle{border:none;background:none;color:var(--ink-3);font-size:12px;cursor:pointer;padding:4px 0}.raw pre{margin:8px 0 0;background:#0f172a;color:#bae6fd;border-radius:10px;padding:12px;font-size:11px;line-height:1.6;overflow-x:auto;font-family:var(--mono);text-align:left}.error-sec{text-align:center;padding:14px 4px}.error-icon{font-size:36px}.error-sec h3{margin:8px 0}.error-msg{font-size:13px;color:var(--ink-2);background:#fef2f2;border:1px solid #fecaca;border-radius:10px;padding:10px 12px;text-align:left;word-break:break-all}.error-sec .btn-ghost{margin-top:6px}.trace{margin-top:14px;display:flex;flex-direction:column;min-height:0}.trace-title{margin:0 0 8px;font-size:12px;font-weight:700;color:var(--ink-2)}.trace ol{list-style:none;margin:0;padding:0 6px 0 0;position:relative;flex:1;min-height:0;overflow-y:auto;scroll-behavior:smooth}.trace ol:before{content:"";position:absolute;left:3px;top:4px;bottom:4px;width:2px;border-radius:1px;background:#dbeafe}.trace ol::-webkit-scrollbar,.result::-webkit-scrollbar{width:4px}.trace ol::-webkit-scrollbar-thumb,.result::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:2px}.trace li{position:relative;padding:0 0 12px 16px;animation:fadeSlideIn .35s ease both}@keyframes fadeSlideIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.trace li:last-child{padding-bottom:2px}.trace li:before{content:"";position:absolute;left:0;top:4px;width:8px;height:8px;border-radius:50%;background:var(--primary)}.trace li.pending:before{background:#93c5fd;animation:pulse 1s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.5);opacity:.5}}.trace-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px}.trace-t{font-size:13px;font-weight:600}.trace-ms{flex:none;font-family:var(--mono);font-size:11px;color:var(--ink-3)}.trace-d{margin-top:3px;font-size:12px;color:var(--ink-2);white-space:pre-line;word-break:break-all;line-height:1.6}.trace-code{background:#0f172a;color:#bae6fd;border-radius:8px;padding:5px 10px;font-family:var(--mono);font-size:11px;line-height:16px;height:26px;overflow:hidden;word-break:break-all;cursor:pointer}.v-cur{white-space:nowrap}.tw-cursor{display:inline-block;color:#38bdf8;animation:blink .7s step-end infinite}@keyframes blink{50%{opacity:0}}.footer{margin-top:18px;text-align:center;font-size:11px;color:var(--ink-3);line-height:1.7}@media (min-width: 640px){.page{padding-top:32px}}