:root{--ink: #17191c;--ink-soft: #3c4148;--muted: #73777e;--muted-2: #9aa0a8;--line: #e7e9ed;--line-strong: #d5d9e0;--bg: #f7f8fa;--surface: #ffffff;--surface-2: #fbfbfd;--brand: #4f46e5;--brand-deep: #4338ca;--brand-soft: #eef0fe;--ok: #16a34a;--ok-soft: #e8f7ee;--warn: #d97706;--warn-soft: #fdf4e7;--danger: #dc2626;--danger-soft: #fdeceb;--info: #0ea5e9;--radius-sm: 8px;--radius: 12px;--radius-lg: 18px;--shadow-sm: 0 1px 2px rgba(23, 25, 28, .05);--shadow: 0 10px 30px -18px rgba(23, 25, 28, .28);--shadow-lg: 0 24px 60px -28px rgba(23, 25, 28, .32);--font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:14px;font-weight:400;line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2,h3,p{margin:0}button{font-family:inherit;font-size:inherit;cursor:pointer}input,select{font-family:inherit;font-size:inherit;color:inherit}:focus-visible{outline:2px solid var(--brand);outline-offset:2px}code,.mono{font-family:var(--mono);font-size:12px}.app{min-height:100%;display:flex;flex-direction:column}.shell{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}.stack{display:flex;flex-direction:column;gap:18px}.row{display:flex;align-items:center;gap:10px}.spacer{flex:1}.header{position:sticky;top:0;z-index:30;background:#ffffffdb;backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.header .shell{display:flex;align-items:center;gap:16px;height:62px}.brand{display:flex;align-items:center;gap:10px;background:none;border:0;padding:0}.brand .logo{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;background:linear-gradient(140deg,var(--brand) 0%,var(--brand-deep) 100%);color:#fff;font-size:12px;font-weight:700;letter-spacing:.4px}.brand .name{font-size:15px;font-weight:600;letter-spacing:.2px}.brand .sub{color:var(--muted-2);font-size:13px;letter-spacing:.6px}.tabs{display:flex;gap:4px}.tab{border:1px solid transparent;background:transparent;color:var(--muted);padding:6px 12px;border-radius:999px;transition:all .16s ease}.tab:hover{color:var(--ink);background:var(--surface-2)}.tab[data-active=true]{color:var(--brand-deep);background:var(--brand-soft);border-color:#dcdefb;font-weight:500}.privacy-pill{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--ok);background:var(--ok-soft);border:1px solid #cdeed9;border-radius:999px;padding:5px 11px}.dot{width:6px;height:6px;border-radius:50%;background:currentColor;box-shadow:0 0 0 3px #16a34a24}.btn{border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);border-radius:10px;padding:8px 14px;transition:all .16s ease;box-shadow:var(--shadow-sm)}.btn:hover{border-color:#bfc5cf;transform:translateY(-1px)}.btn:active{transform:translateY(0) scale(.985)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-primary{background:linear-gradient(140deg,var(--brand) 0%,var(--brand-deep) 100%);border-color:transparent;color:#fff;font-weight:500;box-shadow:0 10px 22px -14px #4f46e5e6}.btn-primary:hover{box-shadow:0 14px 26px -14px #4f46e5f2}.btn-ghost{background:transparent;border-color:transparent;color:var(--muted);box-shadow:none}.btn-ghost:hover{background:var(--surface-2);color:var(--ink)}.btn-danger{color:var(--danger);border-color:#f3d1cf;background:var(--danger-soft)}.btn-block{width:100%;justify-content:center}.link{border:0;background:none;color:var(--brand);padding:0}.link:hover{text-decoration:underline}.hero{padding:42px 0 8px}.hero .kicker{color:var(--brand);font-size:12px;font-weight:600;letter-spacing:1.4px;text-transform:uppercase}.hero h1{font-size:34px;font-weight:600;letter-spacing:-.4px;margin:12px 0 10px;line-height:1.28}.hero .lede{color:var(--muted);font-size:17px;font-weight:500;max-width:660px}.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.badge-chip{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--ink-soft);background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:5px 11px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:18px}.card-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}.card-title{font-size:15px;font-weight:600}.card-hint{color:var(--muted);font-size:12px}.workspace{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:18px;align-items:start;padding-bottom:40px}.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.tool-card{text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px;transition:all .18s ease;box-shadow:var(--shadow-sm)}.tool-card:hover{transform:translateY(-2px);border-color:#c9cbf7;box-shadow:var(--shadow)}.tool-card .tag{font-size:11px;color:var(--brand-deep);background:var(--brand-soft);border-radius:6px;padding:2px 7px}.dropzone{border:1.5px dashed var(--line-strong);border-radius:var(--radius-lg);background:var(--surface-2);padding:34px 22px;text-align:center;transition:all .18s ease;cursor:pointer;width:100%}.dropzone:hover,.dropzone[data-drag=true]{border-color:var(--brand);background:var(--brand-soft)}.dropzone[data-drag=true]{transform:translateY(-2px)}.dropzone .icon{width:42px;height:42px;margin:0 auto 12px;border-radius:12px;display:grid;place-items:center;background:var(--surface);border:1px solid var(--line);color:var(--brand)}.dropzone .title{font-size:15px;font-weight:500}.dropzone .hint{color:var(--muted);font-size:12px;margin-top:6px}.file-row{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-2)}.file-row .thumb{width:46px;height:46px;border-radius:10px;object-fit:cover;border:1px solid var(--line);background:#fff}.file-row .thumb-fallback{width:46px;height:46px;border-radius:10px;display:grid;place-items:center;background:#fff;border:1px solid var(--line);color:var(--muted);font-size:11px}.file-name{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:320px}.file-meta{color:var(--muted);font-size:12px;display:flex;gap:8px;flex-wrap:wrap}.field{display:flex;flex-direction:column;gap:6px}.field label{font-size:12px;color:var(--muted)}.select,.input{width:100%;border:1px solid var(--line-strong);background:var(--surface);border-radius:10px;padding:9px 11px;transition:border-color .16s ease;appearance:none}.select:focus,.input:focus{border-color:var(--brand)}input[type=range]{width:100%;accent-color:var(--brand)}.progress-track{height:6px;background:#eceef3;border-radius:999px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--brand) 0%,#6d64ff 100%);transition:width .2s ease}.stage{display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:500}.badge[data-level=L0],.badge[data-tone=ok]{color:var(--ok);background:var(--ok-soft)}.badge[data-level=L1]{color:var(--info);background:#e7f6fd}.badge[data-level=L2]{color:var(--warn);background:var(--warn-soft)}.badge[data-level=L3]{color:var(--danger);background:var(--danger-soft)}.badge[data-tone=muted]{color:var(--muted);background:var(--surface-2);border:1px solid var(--line)}.badge[data-tone=brand]{color:var(--brand-deep);background:var(--brand-soft)}.fidelity-grid{display:grid;gap:8px}.fidelity-line{display:grid;grid-template-columns:74px 1fr;gap:10px;font-size:13px}.fidelity-line .key{color:var(--muted);font-size:12px}.notice{border-radius:var(--radius);padding:10px 12px;font-size:13px;display:flex;gap:8px;align-items:flex-start}.notice[data-tone=warn]{background:var(--warn-soft);color:#8a4b06;border:1px solid #f5e0bd}.notice[data-tone=danger]{background:var(--danger-soft);color:#9f1a1a;border:1px solid #f6cdcb}.notice[data-tone=ok]{background:var(--ok-soft);color:#12643a;border:1px solid #cdeed9}.overlay{position:fixed;inset:0;background:#17191c57;display:flex;justify-content:flex-end;z-index:50;animation:fade .18s ease}.drawer{width:min(420px,92vw);height:100%;background:var(--surface);box-shadow:var(--shadow-lg);padding:22px;overflow-y:auto;animation:slide-in .2s ease}.drawer-head{display:flex;align-items:center;gap:10px;margin-bottom:16px}.list{display:flex;flex-direction:column}.list-item{display:flex;gap:12px;padding:12px 10px;border-bottom:1px solid var(--line);border-radius:8px;background:none;border-left:0;border-right:0;border-top:0;text-align:left;width:100%;transition:background .14s ease}.list-item:hover{background:var(--surface-2)}.detail-grid{display:grid;gap:10px}.detail-row{display:flex;justify-content:space-between;gap:12px;font-size:13px;border-bottom:1px dashed var(--line);padding-bottom:8px}.detail-row .key{color:var(--muted)}.empty{text-align:center;padding:40px 20px;color:var(--muted)}.toast-stack{position:fixed;top:74px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;z-index:60;width:min(460px,92vw)}.toast{display:flex;align-items:flex-start;gap:10px;background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:10px;box-shadow:var(--shadow);padding:11px 13px;animation:toast-in .2s ease}.toast[data-tone=error]{border-left-color:var(--danger)}.toast[data-tone=success]{border-left-color:var(--ok)}.toast[data-tone=warn]{border-left-color:var(--warn)}.toast .title{font-weight:500}.toast .desc{color:var(--muted);font-size:12px}.footer{border-top:1px solid var(--line);padding:20px 0 30px;color:var(--muted);font-size:12px}.footer .shell{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.avatar{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-deep);font-weight:600;font-size:12px}.credit-card{border:1px solid var(--line);border-radius:var(--radius);padding:14px;background:linear-gradient(160deg,#fbfbff,#fff 70%)}.credit-value{font-size:26px;font-weight:600;letter-spacing:-.5px}.form{display:flex;flex-direction:column;gap:12px}@keyframes fade{0%{opacity:0}to{opacity:1}}@keyframes slide-in{0%{transform:translate(24px);opacity:0}to{transform:none;opacity:1}}@keyframes toast-in{0%{transform:translateY(-8px);opacity:0}to{transform:none;opacity:1}}@keyframes pulse{0%{transform:scale(1)}45%{transform:scale(1.08)}to{transform:scale(1)}}.pulse{animation:pulse .3s ease}@media (max-width: 1024px){.workspace{grid-template-columns:minmax(0,1fr)}}@media (max-width: 768px){.shell{padding:0 16px}.header .shell{height:58px;gap:10px;flex-wrap:wrap}.header .privacy-pill{display:none}.tabs{order:3;width:100%;overflow-x:auto;padding-bottom:8px}.hero{padding:26px 0 4px}.hero h1{font-size:24px}.hero .lede{font-size:15px}.file-name{max-width:180px}.btn-block-mobile{width:100%;justify-content:center}}