:root{--bg:#f3f5f8;--panel:#fff;--panel2:#f8fafc;--line:#d9e0ea;--line2:#e6ebf2;--text:#172033;--muted:#667085;--blue:#1f66d1;--blue2:#1554b0;--ok-bg:#eaf7ef;--ok:#1f7a3d;--warn-bg:#fff7e6;--warn:#9a6700;--skip-bg:#eef1f5;--skip:#4b5565;--err-bg:#fff1f1;--err:#b42318}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Segoe UI,Roboto,Arial,sans-serif;font-size:15px}.app-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.header-inner{max-width:1240px;margin:0 auto;padding:18px 20px;display:flex;justify-content:space-between;gap:18px;align-items:center}.brand h1{margin:0;font-size:24px;line-height:1.15;letter-spacing:-.02em}.brand p{margin:5px 0 0;color:var(--muted)}.nav{display:flex;gap:8px;flex-wrap:wrap}.nav a{display:inline-flex;align-items:center;text-decoration:none;color:#344054;background:var(--panel2);border:1px solid var(--line);border-radius:999px;padding:9px 13px;font-weight:650;font-size:13px}.nav a.active{background:var(--blue);border-color:var(--blue);color:#fff}.wrap{max-width:1240px;margin:24px auto 44px;padding:0 20px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 24px rgba(15,23,42,.05)}.card-head{padding:18px 20px;border-bottom:1px solid var(--line2);display:flex;align-items:center;justify-content:space-between;gap:12px}.card-head h2{margin:0;font-size:16px}.card-body{padding:20px}.grid{display:grid;grid-template-columns:390px 1fr;gap:20px;align-items:start}.drop{display:flex;min-height:190px;border:2px dashed #aab4c3;border-radius:12px;background:#fbfcfe;align-items:center;justify-content:center;padding:24px;text-align:center;cursor:pointer;transition:.14s}.drop.drag,.drop.active{background:#edf4ff;border-color:var(--blue)}.drop strong{display:block;font-size:18px;margin-bottom:8px}.drop span{display:block;color:var(--muted);line-height:1.45}.file-name{margin-top:12px;color:#344054;font-size:13px;word-break:break-all}input[type=file]{display:none}.btn,button,input[type=submit]{border:0;background:var(--blue);color:#fff;border-radius:9px;padding:11px 15px;font-weight:700;font-size:14px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.btn:hover,button:hover,input[type=submit]:hover{background:var(--blue2)}.btn.secondary{background:#fff;color:var(--blue);border:1px solid #b8cff7}.btn.secondary:hover{background:#f3f7ff}.note{margin-top:16px;color:var(--muted);line-height:1.5;font-size:13px}.alert{padding:14px 16px;border-radius:10px;margin-bottom:16px;line-height:1.45}.alert.err{background:var(--err-bg);border:1px solid #f5c2c0;color:var(--err)}.alert.ok{background:var(--ok-bg);border:1px solid #bfe8cc;color:var(--ok)}.alert.warn{background:var(--warn-bg);border:1px solid #f6d78b;color:var(--warn)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}.stat{background:var(--panel2);border:1px solid var(--line2);border-radius:10px;padding:14px}.stat b{display:block;font-size:22px;margin-bottom:2px}.stat span{color:var(--muted);font-size:12px}.meta{display:grid;grid-template-columns:160px 1fr;gap:8px 14px;margin:14px 0 18px;font-size:13px}.meta .k{color:var(--muted)}.meta .v{font-family:Consolas,Menlo,monospace;overflow-wrap:anywhere}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px}table{width:100%;min-width:900px;border-collapse:collapse;background:#fff;font-size:13px}th,td{padding:10px 12px;border-bottom:1px solid var(--line2);text-align:left;white-space:nowrap}th{position:sticky;top:0;background:#f8fafc;color:#475467;font-weight:700;z-index:1}tr:last-child td{border-bottom:0}.hex{font-family:Consolas,Menlo,monospace;color:#101828}.badge{display:inline-block;min-width:62px;text-align:center;padding:4px 8px;border-radius:999px;font-size:11px;font-weight:800;letter-spacing:.02em}.OK{background:var(--ok-bg);color:var(--ok)}.FIXED{background:var(--warn-bg);color:var(--warn)}.SKIP{background:var(--skip-bg);color:var(--skip)}.searchbox{width:100%;border:1px solid var(--line);border-radius:10px;padding:13px 14px;font-size:15px}.toolbar-line{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.pill{border:1px solid var(--line);background:var(--panel2);border-radius:999px;padding:6px 10px;color:#475467;font-size:13px}.footer{margin-top:18px;color:var(--muted);font-size:13px;line-height:1.5}@media(max-width:900px){.header-inner{display:block}.nav{margin-top:12px}.grid{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}}