:root{--bg: #0f1419;--panel: #1a2230;--panel-2: #232d3d;--text: #e6edf3;--muted: #8b97a7;--accent: #2f81f7;--accent-2: #1f6feb;--ok: #2ea043;--warn: #d29922;--danger: #f85149;--border: #2a3543;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:#79c0ff}button{background:var(--accent);color:#fff;border:0;border-radius:8px;padding:8px 14px;font-size:14px;cursor:pointer}button:hover{background:var(--accent-2)}button:disabled{opacity:.5;cursor:default}input{background:var(--panel-2);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:10px 12px;font-size:15px;width:100%}.muted{color:var(--muted)}.error{color:var(--danger);padding:8px 0;font-size:14px}.app{max-width:920px;margin:0 auto;min-height:100vh}.topbar{display:flex;align-items:center;gap:16px;padding:14px 20px;border-bottom:1px solid var(--border)}.topbar .brand{font-weight:700}.topbar nav{display:flex;gap:8px}.topbar nav button{background:transparent;color:var(--muted)}.topbar nav button.active{background:var(--panel-2);color:var(--text)}.topbar .logout{margin-left:auto;background:transparent;color:var(--muted)}main{padding:20px}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:18px}.login{display:grid;place-items:center;min-height:100vh}.login .card{width:320px;display:flex;flex-direction:column;gap:12px}.login h1{margin:0 0 8px;font-size:22px}.chat{display:flex;flex-direction:column;height:calc(100vh - 130px)}.chat-log{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding-right:6px}.bubble{max-width:78%;padding:10px 14px;border-radius:14px;line-height:1.4;white-space:pre-wrap}.bubble.bot{background:var(--panel-2);border-bottom-left-radius:4px;align-self:flex-start}.bubble.user{background:var(--accent);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.chat-input{padding-top:12px}.chat-input form{display:flex;gap:8px}.plan-choices{display:flex;flex-direction:column;gap:8px}.plan-choices .plan{background:var(--panel-2);color:var(--text);text-align:left;border:1px solid var(--border)}.plan-choices .plan:hover{border-color:var(--accent)}.result dl{display:grid;grid-template-columns:140px 1fr;gap:6px 12px;margin:12px 0}.result dt{color:var(--muted)}.result dd{margin:0}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600}.badge{padding:2px 8px;border-radius:999px;font-size:12px}.badge.active{background:#2ea0432e;color:#56d364}.badge.suspended{background:#f851492e;color:#ff7b72}.badge.pending{background:#d299222e;color:#e3b341}.badge.cancelled{background:var(--panel-2);color:var(--muted)}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--border)}.dot.online{background:var(--ok);box-shadow:0 0 6px var(--ok)}.portal{display:grid;place-items:center;min-height:100vh;padding:20px}.portal-card{max-width:420px;text-align:center}.portal-card h1{margin-top:0}.pay-btn{display:inline-block;background:var(--ok);color:#fff;text-decoration:none;padding:12px 28px;border-radius:10px;font-weight:600;margin:12px 0}.fine{font-size:12px;color:var(--muted)}