:root{--bg: #0b0f14;--card: #111823;--muted: #8a97a6;--text: #e6edf3;--primary: #4f8cff;--primary-600: #3e7cf5;--ring: #1f2a37;--border: #1b2532;--good: #22c55e;--warn: #f59e0b;--danger: #ef4444}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:radial-gradient(1200px 1200px at 80% -20%,#122134 0%,#0b0f14 50%) no-repeat,var(--bg);color:var(--text)}.container{max-width:980px;margin:40px auto;padding:0 20px}.card{background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,0));border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:0 10px 30px #00000040;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}h1,h2,h3{margin:0 0 10px}p{margin:8px 0;color:var(--muted)}.hr{height:1px;background:var(--border);border:0;margin:16px 0}.btn{appearance:none;border:1px solid transparent;background:linear-gradient(180deg,var(--primary),var(--primary-600));color:#fff;padding:12px 16px;border-radius:12px;font-weight:600;cursor:pointer;transition:transform .12s ease,box-shadow .2s ease,filter .2s ease;box-shadow:0 8px 20px #4f8cff40}.btn:hover{transform:translateY(-1px);filter:brightness(1.04)}.btn:active{transform:translateY(0);filter:brightness(.98)}.btn.secondary{background:transparent;border-color:var(--border);color:var(--text);box-shadow:none}.btn.inline{padding:10px 14px;font-weight:600}.dropzone{margin-top:8px;border:2px dashed var(--ring);border-radius:16px;background:#0e1520;padding:26px;text-align:center;transition:border-color .2s ease,background .2s ease,transform .1s ease}.dropzone:hover{border-color:var(--primary)}.dropzone.dragover{border-color:var(--primary);background:#0e1726;transform:scale(1.005)}.dropzone .hint{color:var(--muted);font-size:13px;margin-top:6px}.hidden-input{display:none}.header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.brand{display:flex;align-items:center;gap:12px}.brand .logo{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,#2a3b52 0%,#1b2636 100%);border:1px solid var(--border);box-shadow:inset 0 1px #ffffff0f;font-size:20px}.brand .title{font-size:20px;font-weight:700;letter-spacing:.2px}.status{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);background:#0f1623;border:1px solid var(--border);padding:8px 10px;border-radius:999px}.pill{padding:4px 10px;border-radius:999px;font-size:12px}.pill.good{background:rgba(34,197,94,.15);color:#86efac}.pill.warn{background:rgba(245,158,11,.15);color:#fcd34d}.pill.info{background:rgba(79,140,255,.15);color:#b7d1ff}.footer{color:var(--muted);text-align:center;font-size:12px;margin-top:20px}