/**
 * 联系我们页面样式
 */

/* === 页面 Hero === */
.page-hero {
    padding: 140px 60px 60px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.page-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 18px;
    color: var(--color-text-secondary);
}

/* === 联系区域 === */
.contact-section {
    padding: 40px 60px 100px;
    position: relative;
    z-index: 1;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
}

/* === 联系信息 === */
.contact-info {
    padding: 40px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
}

.contact-info-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--color-primary);
}

.contact-info-desc {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 32px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-info-label {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-info-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-primary);
}

/* === 社交媒体 === */
.contact-social {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border-light);
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 13px;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(245, 158, 11, 0.1);
}

/* === 表单区域 === */
.contact-form-wrapper {
    padding: 40px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
}

.form-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 32px;
    color: var(--color-text-primary);
}

/* === 表单元素 === */
.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: 8px;
}

.form-label .required {
    color: #EF4444;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 14px;
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
    font-family: inherit;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.form-input.error,
.form-textarea.error {
    border-color: #EF4444;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-error {
    font-size: 12px;
    color: #EF4444;
    margin-top: 6px;
    display: none;
}

.form-error.show {
    display: block;
}

/* === 复选框组 === */
.form-checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.form-checkbox input {
    display: none;
}

.checkbox-mark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.checkbox-mark::after {
    content: '✓';
    font-size: 12px;
    color: transparent;
    transition: color var(--transition-fast);
}

.form-checkbox input:checked + .checkbox-mark {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.form-checkbox input:checked + .checkbox-mark::after {
    color: #0F172A;
}

.form-checkbox:hover {
    color: var(--color-text-primary);
}

.form-checkbox:hover .checkbox-mark {
    border-color: var(--color-primary);
}

/* === 提交按钮 === */
.form-submit {
    width: 100%;
    margin-top: 8px;
}

.btn-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* === 成功消息 === */
.form-success {
    text-align: center;
    padding: 60px 40px;
}

.success-icon {
    font-size: 64px;
    margin-bottom: 24px;
}

.success-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-primary);
}

.success-message {
    font-size: 16px;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
}

/* === 响应式 === */
@media (max-width: 1024px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .page-hero,
    .contact-section {
        padding-left: 24px;
        padding-right: 24px;
    }
}

@media (max-width: 768px) {
    .page-title {
        font-size: 36px;
    }
    
    .contact-info,
    .contact-form-wrapper {
        padding: 24px;
    }
    
    .form-checkbox-group {
        flex-direction: column;
        gap: 12px;
    }
}