/* 认证页面样式 */

.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: calc(100vh - 80px);
    background-color: var(--color-white);
}

.auth-box {
    padding: var(--spacing-3xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 480px;
    margin: 0 auto;
    width: 100%;
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.auth-header p {
    font-size: 1rem;
    color: var(--color-gray-600);
}

/* 表单样式 */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-black);
}

.form-group input {
    padding: 0.75rem 1rem;
    border: 2px solid var(--color-gray-300);
    border-radius: 6px;
    font-size: 0.95rem;
    transition: border-color 0.2s;
    font-family: inherit;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-black);
}

.form-group input::placeholder {
    color: var(--color-gray-400);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.link-text {
    color: var(--color-black);
    text-decoration: underline;
    font-weight: 500;
    transition: opacity 0.2s;
}

.link-text:hover {
    opacity: 0.7;
}

.error-message {
    padding: var(--spacing-sm);
    background-color: #fee;
    border: 1px solid #fcc;
    border-radius: 6px;
    font-size: 0.85rem;
    color: #c33;
}

.success-message {
    padding: var(--spacing-sm);
    background-color: #efe;
    border: 1px solid #cfc;
    border-radius: 6px;
    font-size: 0.85rem;
    color: #363;
}

.btn-auth-primary {
    padding: 0.85rem 1.5rem;
    background-color: var(--color-black);
    color: var(--color-white);
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: var(--spacing-sm);
}

.btn-auth-primary:hover {
    background-color: var(--color-gray-800);
}

/* 分隔线 */
.auth-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: var(--spacing-lg) 0;
    color: var(--color-gray-400);
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--color-gray-300);
}

.auth-divider span {
    padding: 0 var(--spacing-sm);
    font-size: 0.85rem;
}

/* 社交登录按钮 */
.auth-social {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.btn-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1rem;
    border: 2px solid var(--color-gray-300);
    border-radius: 6px;
    background-color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-social:hover {
    border-color: var(--color-black);
    background-color: var(--color-gray-50);
}

/* 页脚链接 */
.auth-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
    font-size: 0.9rem;
    color: var(--color-gray-600);
}

/* 侧边栏 */
.auth-sidebar {
    background-color: var(--color-gray-50);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl);
    border-left: 1px solid var(--color-gray-200);
}

.sidebar-content {
    max-width: 400px;
}

.sidebar-content h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.feature-list li {
    display: flex;
    gap: var(--spacing-sm);
    font-size: 0.95rem;
    line-height: 1.6;
}

.check-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background-color: var(--color-black);
    color: var(--color-white);
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}

/* Logo 链接样式 */
.logo a {
    text-decoration: none;
    color: inherit;
}

/* 按钮链接样式 */
.btn-secondary {
    display: inline-block;
    text-decoration: none;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .auth-container {
        grid-template-columns: 1fr;
    }

    .auth-sidebar {
        display: none;
    }

    .auth-box {
        max-width: 500px;
        padding: var(--spacing-xl) var(--spacing-lg);
    }
}

@media (max-width: 640px) {
    .auth-box {
        padding: var(--spacing-lg);
    }

    .auth-header h1 {
        font-size: 1.6rem;
    }

    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}

/* 成功消息样式 */
.success-message {
    padding: 1rem;
    background: #e8f5e9;
    border: 1px solid #2e7d32;
    border-radius: 6px;
    color: #1b5e20;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

.success-message strong {
    color: #1b5e20;
}