:root{--bg:#111318;--surface:#1a1d24;--border:#2e323d;--text:#e4e6ea;--text-muted:#8b8f99;--primary:#4a7cff;--primary-hover:#5e8cff;--danger:#e04a5e;--success:#2fbe6f;--radius:10px;--radius-lg:14px}*{box-sizing:border-box;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body,#app{background-color:var(--bg);color:var(--text);justify-content:center;align-items:center;width:100%;min-height:100vh;line-height:1.5;display:flex}.login-page{width:100%;max-width:440px;padding:20px}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;padding:40px;box-shadow:0 8px 32px #0006}.login-brand{text-align:center}.logo-placeholder{color:#000;background:0 0;border-radius:8px;justify-content:center;align-items:center;width:200px;height:80px;font-size:14px;font-weight:700;display:inline-flex}.mt-12{margin-top:12px}.login-form{flex-direction:column;gap:16px;display:flex}.form-group{flex-direction:column;gap:6px;display:flex}.form-row{gap:16px;display:flex}.form-row .form-group{flex:1}.form-label{color:var(--text-muted);font-size:.85rem;font-weight:500}input,select,textarea{background:var(--bg);border:1px solid var(--border);width:100%;color:var(--text);border-radius:var(--radius);outline:none;padding:10px 14px;font-family:inherit;font-size:.95rem;transition:border-color .2s}textarea{resize:none}input:focus,select:focus,textarea:focus{border-color:var(--primary)}.btn{border-radius:var(--radius);cursor:pointer;border:none;justify-content:center;align-items:center;padding:10px 20px;font-weight:500;transition:all .2s;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.login-btn{width:100%;margin-top:8px;padding:12px;font-size:.95rem}.toast{border-radius:var(--radius);text-align:center;padding:12px;font-size:.9rem}.toast--error{color:var(--danger);background:#e04a5e26;border:1px solid #e04a5e4d}.toast--success{color:var(--success);background:#2fbe6f26;border:1px solid #2fbe6f4d}.spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}