:root{--bg: #f4f6f9;--card: #ffffff;--text: #1a2230;--muted: #667085;--border: #d5dae2;--accent: #1f5eff;--accent-text: #ffffff;--error: #c62828;--error-bg: #fdecea;--success-bg: #e8f5e9;--success: #1b5e20;--warning-bg: #fff4e5;--warning: #7a4a00;--radius: 10px;color-scheme:light}:root[data-brand=loda]{--accent: #0f9d76}@media(prefers-color-scheme:dark){:root{--bg: #0f141b;--card: #182029;--text: #e6e9ee;--muted: #98a2b3;--border: #2c3643;--error: #ff8a80;--error-bg: #3a1d1d;--success-bg: #17311b;--success: #a5d6a7;--warning-bg: #3a2c12;--warning: #ffcc80;color-scheme:dark}:root[data-brand=rgd]{--accent: #5b8cff}:root[data-brand=loda]{--accent: #2fc497;--accent-text: #0f141b}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 16px}.card{width:100%;max-width:440px;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:32px 28px}.brand{font-weight:700;color:var(--accent);letter-spacing:.02em;margin-bottom:20px}h1{font-size:22px;margin:0 0 4px}h2{font-size:15px;margin:24px 0 8px}.muted{color:var(--muted);margin:0 0 20px}.small{font-size:13px;margin:2px 0 0}form{margin-top:20px}.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media(max-width:420px){.row{grid-template-columns:1fr;gap:0}}.field{display:block;margin-bottom:14px}.field span{display:block;font-size:13px;font-weight:500;margin-bottom:4px}.field input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);background:transparent;color:var(--text);font:inherit}.field input:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:transparent}.field.has-error input{border-color:var(--error)}.error{display:block;color:var(--error);margin-top:4px}.alert{border-radius:var(--radius);padding:10px 12px;margin:0 0 14px;font-size:14px}.alert-error{background:var(--error-bg);color:var(--error)}.alert-success{background:var(--success-bg);color:var(--success)}.alert-warning{background:var(--warning-bg);color:var(--warning)}button{font:inherit;cursor:pointer}button:disabled{cursor:default;opacity:.6}.primary,.secondary{width:100%;padding:11px 16px;border-radius:var(--radius);font-weight:600}.primary{border:0;background:var(--accent);color:var(--accent-text)}.secondary{border:1px solid var(--border);background:transparent;color:var(--text)}.link{white-space:nowrap;border:0;background:none;padding:0;color:var(--accent)}a{color:var(--accent);text-decoration:none}a:hover,.link:hover{text-decoration:underline}.links{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;margin-top:18px;font-size:14px}.sessions{list-style:none;padding:0;margin:0 0 20px}.sessions li{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:10px 0;border-bottom:1px solid var(--border)}.tag{margin-left:8px;font-size:12px;color:var(--accent)}.actions{display:grid;gap:10px}