:root{--bg: #0f1419;--panel: #1a2129;--line: #2b3540;--text: #e6edf3;--muted: #9fb0bd;--t0: #ff4d4f;--t1: #ff9f1c;--ok: #2dd4a7;--focus: #6cb6ff}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.skip-link{position:absolute;left:-999px;top:0;z-index:10;background:var(--ok);color:#06281f;padding:8px 12px;border-radius:0 0 8px;font-weight:700;text-decoration:none}.skip-link:focus{left:0}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,Noto Sans Tamil,sans-serif}.wrap{max-width:1100px;margin:0 auto;padding:24px}.header{display:flex;align-items:baseline;justify-content:space-between}.header h1{margin:0;font-size:22px;letter-spacing:.3px}.header .ta{color:var(--muted);font-size:14px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:20px 0}.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px}.card .n{font-size:30px;font-weight:700}.card .l{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px}.card.t0 .n{color:var(--t0)}.card.t1 .n{color:var(--t1)}.card.ok .n{color:var(--ok)}.section{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:16px}.section h2{margin:0 0 10px;font-size:14px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:500}.badge{padding:2px 8px;border-radius:999px;font-size:11px;font-weight:700}.badge.T0{background:#ff4d4f26;color:var(--t0)}.badge.T1{background:#ff9f1c26;color:var(--t1)}.heat-row{display:flex;align-items:center;gap:10px;padding:6px 0}.heat-bar{height:8px;border-radius:4px;background:var(--t0)}.muted{color:var(--muted)}.err{color:var(--t0)}.nav{display:flex;align-items:center;gap:4px;padding:10px 24px;background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap}.nav .brand{font-weight:700;margin-right:16px}.nav a{color:var(--muted);text-decoration:none;padding:6px 12px;border-radius:8px;font-size:13px}.nav a:hover{color:var(--text)}.nav a.active{color:var(--text);background:var(--bg)}select{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:8px;padding:6px 10px}.input{width:100%;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:8px;padding:9px 11px;margin-top:4px}.btn{background:var(--ok);color:#06281f;border:0;border-radius:8px;padding:9px 16px;font-weight:700;cursor:pointer}.btn:disabled{opacity:.6;cursor:default}.chip-btn{background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:12px;cursor:pointer}.chip-btn:hover{border-color:var(--focus)}.signal{display:inline-block;background:#6cb6ff1f;color:var(--focus);border-radius:6px;padding:3px 9px;margin:0 6px 6px 0;font-size:12px}.step-num{display:inline-block;width:22px;height:22px;line-height:22px;text-align:center;border-radius:50%;background:var(--ok);color:#06281f;font-size:13px;margin-right:8px}.bar-row{display:flex;align-items:center;gap:10px;padding:4px 0;font-size:13px}.bar-track{flex:1;height:10px;background:var(--bg);border-radius:5px;overflow:hidden}.bar-fill{height:100%;border-radius:5px}textarea.input{font-family:inherit;resize:vertical}