:root{--bg:#000000;--card:#111a2e;--border:#1f2b45;--text:#e6edf7;--muted:#8ba0c0;--accent:#4f7cff;--accent-hover:#3d67e0;--error:#ff6b6b}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text)}.navbar{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:#e01e1e;border-bottom:1px solid var(--border)}.navbar-brand{font-size:16px;font-weight:650;letter-spacing:.2px}.navbar-actions{margin:0}.center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.navbar+.center{min-height:calc(100vh - 60px)}.card{width:100%;max-width:380px;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:32px;box-shadow:0 20px 60px rgba(0,0,0,.4)}.title{margin:0 0 4px;font-size:22px;font-weight:650}.subtitle{margin:0 0 24px;color:var(--muted);font-size:14px}.field{margin-bottom:16px;display:flex;flex-direction:column;gap:6px}.field label{font-size:13px;color:var(--muted)}.field input{padding:11px 12px;border-radius:9px;border:1px solid var(--border);background:#0c1425;color:var(--text);font-size:15px;outline:none;transition:border-color .15s ease}.field input:focus{border-color:var(--accent)}.btn{width:100%;padding:12px;border:none;border-radius:9px;background:var(--accent);color:white;font-size:15px;font-weight:600;cursor:pointer;transition:background .15s ease}.btn:hover{background:var(--accent-hover)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:transparent;border:1px solid var(--border);color:var(--text);width:auto;padding:10px 18px}.btn-secondary:hover{background:#1a2540}.error{margin:0 0 16px;padding:10px 12px;border-radius:9px;background:rgba(255,107,107,.12);border:1px solid rgba(255,107,107,.35);color:var(--error);font-size:13px}.hint{margin-top:20px;font-size:12px;color:var(--muted);text-align:center}.welcome-name{color:var(--accent)}.welcome-card{background:#e01e1e;border-color:#b81818}.welcome-card,.welcome-card .subtitle,.welcome-card .title,.welcome-card .welcome-name{color:#ffffff}.login-card{background:#e01e1e;border-color:#b81818}.login-card,.login-card .field input,.login-card .field label,.login-card .hint,.login-card .subtitle,.login-card .title{color:#ffffff}.login-card .btn{background:#000000}.login-card .btn:hover{background:#1a1a1a}