:root{--bg: #0f172a;--bg-card: #1e293b;--bg-input: #0b1120;--border: #334155;--text: #e2e8f0;--text-dim: #94a3b8;--accent: #38bdf8;--accent-strong: #0ea5e9;--success: #34d399;--danger: #f87171;--warning: #fbbf24}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}h1,h2,h3{font-weight:600}a{color:var(--accent);text-decoration:none}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:1.5rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.4rem;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;background:var(--accent-strong);color:#fff;transition:filter .15s}.btn:hover:not(:disabled){filter:brightness(1.15)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}input,select,textarea{width:100%;padding:.6rem .8rem;border:1px solid var(--border);border-radius:8px;background:var(--bg-input);color:var(--text);font-size:1rem}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px}label{display:block;margin-bottom:.35rem;color:var(--text-dim);font-size:.9rem}table{width:100%;border-collapse:collapse}table th,table td{text-align:left;padding:.65rem .9rem;border-bottom:1px solid var(--border)}table th{color:var(--text-dim);font-size:.85rem;text-transform:uppercase;letter-spacing:.04em}.badge{display:inline-block;padding:.15rem .6rem;border-radius:999px;font-size:.8rem;font-weight:600}.badge.ok{background:#34d39926;color:var(--success)}.badge.fail{background:#f8717126;color:var(--danger)}.error-text{color:var(--danger)}