/* 认证系统UI样式 */

.auth-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    background: var(--bg-input);
    padding: 4px;
    border-radius: 8px;
}

.auth-tab {
    flex: 1;
    padding: 10px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.auth-tab.active {
    background: var(--accent-primary);
    color: white;
}

.auth-form-group {
    margin-bottom: 16px;
}

.auth-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.auth-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s;
}

.auth-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: var(--bg-input-focus);
}

.auth-submit-btn {
    width: 100%;
    padding: 14px;
    background: var(--accent-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 20px;
}

.auth-submit-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.auth-submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.auth-submit-btn.loading {
    position: relative;
    pointer-events: none;
}

.auth-submit-btn.loading::after {
    content: '';
    position: absolute;
    right: 16px;
    top: 50%;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: auth-spin 0.8s linear infinite;
    transform: translateY(-50%);
}

@keyframes auth-spin {
    to { transform: translateY(-50%) rotate(360deg); }
}

.auth-error {
    background: rgba(237, 66, 69, 0.1);
    color: var(--error);
    padding: 12px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 16px;
    display: none;
}

.auth-error.active {
    display: block;
}