:root{--bg:#f7f3ee;--bg-accent:#fdf1de;--card:#ffffff;--card-alt:#fffaf3;--border:#ecdfc9;--text:#241a10;--muted:#86735d;--primary:#d9740a;--primary-dark:#a5540a;--primary-light:#ffb454;--primary-fg:#ffffff;--green:#15803d;--red:#b91c1c;--amber:#b45309;--radius:18px;--radius-sm:12px;--radius-lg:26px;--shadow-sm:0 1px 2px rgba(36,26,16,0.06),0 1px 3px rgba(36,26,16,0.05);--shadow-md:0 6px 16px rgba(36,26,16,0.08),0 2px 6px rgba(36,26,16,0.05);--shadow-lg:0 20px 45px rgba(36,26,16,0.14),0 6px 16px rgba(36,26,16,0.08);--shadow-glow:0 0 0 1px rgba(217,116,10,0.08),0 8px 24px rgba(217,116,10,0.12);--ring:rgba(217,116,10,0.28);--hero-grad:linear-gradient(135deg,#d9740a,#b45309 55%,#7c3a0a);color-scheme:light dark}*{box-sizing:border-box}html{scroll-behavior:smooth}body,html{margin:0;padding:0;min-height:100%;background:radial-gradient(1200px 600px at 10% -10%,var(--bg-accent) 0,transparent 55%),radial-gradient(900px 500px at 100% 0,rgba(217,116,10,.08) 0,transparent 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var(--ring)}input[type=file]{width:100%;padding:8px 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:13px 24px;font-size:1rem;font-weight:700;border:none;border-radius:var(--radius-sm);background:linear-gradient(155deg,var(--primary) 0,var(--primary-dark) 100%);color:var(--primary-fg);cursor:pointer;min-height:50px;box-shadow:var(--shadow-glow);transition:transform .15s ease,box-shadow .15s ease,filter .15s ease;letter-spacing:.01em}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);filter:brightness(1.04)}.btn:active{transform:translateY(0);filter:brightness(.97)}.btn:focus-visible{outline:none;box-shadow:0 0 0 4px var(--ring)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.btn-secondary{background:var(--card);color:var(--text);border:1.5px solid 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100%);-webkit-background-clip:text;background-clip:text;color:transparent}.stat .lbl{color:var(--muted);font-size:.8rem;margin-top:10px;text-transform:uppercase;letter-spacing:.05em;font-weight:700}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:12px 10px;border-bottom:1px solid var(--border);font-size:.9rem}th{color:var(--muted);font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;font-weight:800}tbody tr{transition:background .15s ease}tbody tr:hover{background:var(--bg-accent)}tbody tr:last-child td{border-bottom:none}.alert{padding:14px 18px;border-radius:var(--radius-sm);margin-bottom:18px;font-weight:500;box-shadow:var(--shadow-sm);border-left:4px solid 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Code,monospace;color:var(--primary-dark)}.divider{border:none;border-top:1px solid var(--border);margin:18px 0}@media (prefers-color-scheme:dark){:root{--bg:#1c130a;--bg-accent:#26190c;--card:#2a1d10;--card-alt:#2f2112;--border:#4a3620;--text:#f7ede0;--muted:#c2ab90;--primary:#f5a524;--primary-dark:#d98c12;--primary-light:#ffcf7a;--primary-fg:#201509;--ring:rgba(245,165,36,0.28);--hero-grad:linear-gradient(135deg,#a5540a,#7c3a0a 60%,#4a2308);--shadow-sm:0 1px 2px rgba(0,0,0,0.35),0 1px 3px rgba(0,0,0,0.25);--shadow-md:0 6px 16px rgba(0,0,0,0.4),0 2px 6px rgba(0,0,0,0.25);--shadow-lg:0 20px 45px rgba(0,0,0,0.5),0 6px 16px rgba(0,0,0,0.3);--shadow-glow:0 0 0 1px rgba(245,165,36,0.15),0 8px 24px rgba(245,165,36,0.15)}.topbar{background:rgba(42,29,16,.85)}.badge-registered{background:#453623;color:#e4d4bd}.badge-in{background:#123b21;color:#6fe39a}.badge-out{background:#14284f;color:#7fb0ff}.alert-error{background:#3a1414;color:#ff9c9c}.alert-success{background:#103a1e;color:#7ee6a4}.alert-warn{background:#3a2c0c;color:#f5cf6e}.qr-box img{background:#241a10}}