:root{color-scheme:light dark;--bg: #0f1419;--bg-card: #1a2332;--bg-elevated: #243044;--border: #334155;--text: #e2e8f0;--text-muted: #94a3b8;--accent: #38bdf8;--accent-hover: #7dd3fc;--ok: #4ade80;--warn: #fbbf24;--danger: #f87171;--radius: 10px;--font: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;font-family:var(--font);line-height:1.5;font-size:15px;color:var(--text);background:var(--bg)}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(ellipse 80% 50% at 50% -20%,#1e3a5f55,transparent),var(--bg)}#app{max-width:720px;margin:0 auto;padding:1.25rem 1rem 3rem}header.app-header{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:.75rem;margin-bottom:1rem}header h1{margin:0;font-size:1.45rem;font-weight:700;letter-spacing:-.02em}header .tagline{margin:.25rem 0 0;color:var(--text-muted);font-size:.9rem}.badge{display:inline-flex;align-items:center;gap:.35rem;padding:.35rem .7rem;border-radius:999px;background:#14532d55;border:1px solid #22c55e66;color:var(--ok);font-size:.8rem;font-weight:600;white-space:nowrap}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.1rem;margin-bottom:.9rem}.card h2{margin:0 0 .65rem;font-size:.95rem;font-weight:600;color:var(--text-muted);text-transform:none;letter-spacing:.02em}details.privacy{margin-bottom:.9rem}details.privacy summary{cursor:pointer;color:var(--accent);font-size:.9rem;user-select:none}details.privacy p{margin:.6rem 0 0;color:var(--text-muted);font-size:.88rem}.preset-grid{display:grid;gap:.5rem}.preset-option{display:grid;grid-template-columns:auto 1fr;gap:.55rem .7rem;align-items:start;padding:.7rem .8rem;border:1px solid var(--border);border-radius:8px;background:var(--bg-elevated);cursor:pointer;transition:border-color .15s,background .15s}.preset-option:has(input:checked){border-color:var(--accent);background:#0c4a6e44}.preset-option input{margin-top:.2rem}.preset-option .label{font-weight:600;font-size:.92rem}.preset-option .desc{grid-column:2;font-size:.8rem;color:var(--text-muted);margin:0}.row{display:grid;gap:.75rem}@media(min-width:560px){.row.two{grid-template-columns:1fr 1fr}}.field label{display:block;font-size:.85rem;color:var(--text-muted);margin-bottom:.35rem}.field input[type=text],.field input[type=number],.field select{width:100%;padding:.45rem .6rem;border-radius:6px;border:1px solid var(--border);background:var(--bg);color:var(--text);font:inherit}.field input:disabled,.field select:disabled{opacity:.55}.dropzone{position:relative;border:1.5px dashed var(--border);border-radius:8px;padding:.85rem;text-align:center;background:var(--bg);transition:border-color .15s,background .15s;min-height:7.5rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.4rem}.dropzone.dragover{border-color:var(--accent);background:#0c4a6e33}.dropzone.disabled{opacity:.45;pointer-events:none}.dropzone input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer}.dropzone .hint{font-size:.82rem;color:var(--text-muted)}.dropzone .fname{font-size:.85rem;color:var(--accent);word-break:break-all;max-width:100%}.thumb{max-width:120px;max-height:80px;object-fit:contain;border-radius:4px;border:1px solid var(--border)}.actions{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;margin-top:.25rem}button.primary{appearance:none;border:none;border-radius:8px;padding:.6rem 1.2rem;font:inherit;font-weight:600;cursor:pointer;background:linear-gradient(135deg,#0284c7,#0369a1);color:#fff}button.primary:hover:not(:disabled){background:linear-gradient(135deg,#0ea5e9,#0284c7)}button.primary:disabled{opacity:.5;cursor:not-allowed}button.ghost{appearance:none;border:1px solid var(--border);border-radius:8px;padding:.55rem 1rem;font:inherit;cursor:pointer;background:transparent;color:var(--text)}button.ghost:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}button.ghost:disabled{opacity:.45;cursor:not-allowed}.status{font-size:.88rem;min-height:1.4em}.status.error{color:var(--danger)}.status.ok{color:var(--ok)}.status.info{color:var(--text-muted)}.meta-box{margin-top:.75rem;padding:.65rem .75rem;background:var(--bg);border-radius:6px;border:1px solid var(--border);font-family:ui-monospace,Cascadia Code,Consolas,monospace;font-size:.78rem;white-space:pre-wrap;color:var(--text-muted)}.hint-inline{font-size:.8rem;color:var(--warn);margin:.35rem 0 0}footer.app-footer{margin-top:1.5rem;font-size:.8rem;color:var(--text-muted);text-align:center}footer a{color:var(--accent)}
