:root{color-scheme:light;--bg: #FAFAFC; --surface: #FFFFFF; --surface-alt: #F4F5F8;
    --navy-950: #050B14; --navy-900: #0A1828; --navy-800: #102236;
    --navy-700: #1A2F47; --navy-600: #2A4565; --navy-500: #3D5A7F;
    --navy-400: #5878A0; --navy-300: #8AA4C2; --navy-200: #BECDDD;
    --navy-100: #E1E8F0; --navy-50: #F4F7FA;
    --purple-900: #2A1565; --purple-800: #3E2278; --purple-700: #523594;
    --purple-600: #6B47B5; --purple-500: #7B5EA7; --purple-400: #A78BFA;
    --purple-300: #C4B5FD; --purple-200: #DDD2F7; --purple-100: #EEE7FB;
    --purple-50: #F8F4FE;
    --copper-500: #B86527; --copper-300: #D89863;
    --border: #E2E8F0; --border-strong: #BECDDD;
    --ink: var(--navy-900); --ink-mid: #4C4F5C; --ink-soft: #8A8E99;}*{box-sizing:border-box;}body{margin:0;min-height:100vh;background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;color:var(--ink);line-height:1.55;display:flex;align-items:center;justify-content:center;padding:24px;}.card{max-width:520px;width:100%;background:var(--surface);border-radius:16px;padding:36px 32px;box-shadow:0 4px 28px rgba(10,24,40,.06);border:1px solid var(--border);}.brand{display:flex;align-items:center;gap:12px;margin-bottom:22px;}.brand-mark{width:32px;height:32px;flex:0 0 auto;display:block;}.brand-word{font-size:14px;font-weight:600;letter-spacing:-.01em;color:var(--ink-mid);display:flex;align-items:center;gap:8px;flex-wrap:wrap;}.brand .tag{display:inline-block;padding:2px 9px;border-radius:999px;background:var(--purple-50);color:var(--purple-700);font-size:11px;font-weight:600;}h1{font-size:22px;font-weight:500;letter-spacing:-.015em;margin:0 0 8px;color:var(--ink);}p.lead{font-size:14px;color:var(--ink-mid);margin:0 0 24px;}label{display:block;font-size:12px;font-weight:600;color:var(--ink-mid);margin:14px 0 6px;text-transform:uppercase;}input,select,textarea{display:block;width:100%;padding:11px 14px;border:1px solid var(--border-strong);border-radius:10px;font-size:14px;color:var(--ink);background:var(--surface);font-family:inherit;}button{display:block;width:100%;padding:13px 18px;background:var(--purple-500);color:#fff;border:0;border-radius:999px;font-size:15px;font-weight:600;cursor:pointer;margin-top:20px;}button:hover:not(:disabled){background:var(--purple-600);}button:disabled{opacity:.5;cursor:not-allowed;}.msg{font-size:13px;color:var(--ink-mid);margin-top:18px;min-height:18px;word-break:break-word;}.msg.err{color:#b91c1c;}.msg.ok{color:#166534;}