/**
 * AI技术深度定制落地页 - 极简·高端·专业
 * 色彩：深灰/墨黑 + 金色/琥珀
 */

/* 变量 */
.customization-landing-page {
    --custom-primary: #1e293b;
    --custom-accent: #b45309;
    --custom-accent-light: #d97706;
    --custom-bg: #0f172a;
    --custom-card: #1e293b;
    --custom-text: #f8fafc;
    --custom-text-muted: #94a3b8;
}

/* 主内容区 - 深色背景 */
.customization-landing-content {
    padding: 90px 0 100px;
    background: var(--custom-bg);
}

.customization-landing-content .section-header {
    text-align: center;
    margin-bottom: 70px;
}

.customization-landing-content .section-header h1 {
    font-size: 2.6rem;
    font-weight: 300;
    color: var(--custom-text);
    margin-bottom: 20px;
    letter-spacing: 0.02em;
}

.customization-landing-content .section-header h1 .highlight {
    color: var(--custom-accent-light);
    font-weight: 500;
}

.customization-landing-content .section-header p {
    font-size: 1.1rem;
    color: var(--custom-text-muted);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.8;
}

/* 核心卖点 - 简洁大卡片 */
.customization-landing-features {
    margin-bottom: 80px;
}

.customization-landing-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.customization-landing-feature-card {
    background: var(--custom-card);
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid rgba(180, 83, 9, 0.2);
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.customization-landing-feature-card:hover {
    border-color: rgba(180, 83, 9, 0.5);
    transform: translateY(-2px);
}

.customization-landing-feature-image {
    aspect-ratio: 16/9;
    overflow: hidden;
}

.customization-landing-feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.9;
}

.customization-landing-feature-content {
    padding: 32px 28px;
}

.customization-landing-feature-icon {
    width: 40px;
    height: 2px;
    background: var(--custom-accent);
    margin-bottom: 20px;
}

.customization-landing-feature-content h3 {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--custom-text);
    margin-bottom: 12px;
    letter-spacing: 0.02em;
}

.customization-landing-feature-content p {
    font-size: 0.95rem;
    color: var(--custom-text-muted);
    line-height: 1.7;
    margin: 0;
}

/* 服务内容 - 编辑风列表 */
.customization-landing-outline {
    margin-bottom: 80px;
}

.customization-landing-outline .section-subtitle {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--custom-accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 48px;
    text-align: center;
}

.customization-landing-outline-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: rgba(255, 255, 255, 0.05);
}

.customization-landing-outline-item {
    background: var(--custom-card);
    padding: 40px 36px;
    border-left: 3px solid var(--custom-accent);
    transition: background 0.3s ease;
}

.customization-landing-outline-item:hover {
    background: rgba(30, 41, 59, 0.9);
}

.customization-landing-outline-header {
    display: flex;
    align-items: baseline;
    gap: 20px;
    margin-bottom: 20px;
}

.customization-landing-outline-number {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--custom-accent);
    letter-spacing: 0.1em;
}

.customization-landing-outline-header h4 {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--custom-text);
    margin: 0;
}

.customization-landing-outline-content {
    list-style: none;
    padding: 0;
    margin: 0;
}

.customization-landing-outline-content li {
    font-size: 0.95rem;
    color: var(--custom-text-muted);
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.customization-landing-outline-content li:last-child {
    border-bottom: none;
}

/* 服务收益 */
.customization-landing-benefits {
    margin-bottom: 80px;
}

.customization-landing-benefits .section-subtitle {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--custom-accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 48px;
    text-align: center;
}

.customization-landing-benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.customization-landing-benefit-item {
    background: transparent;
    padding: 36px 24px;
    text-align: center;
    border: 1px solid rgba(180, 83, 9, 0.25);
    transition: border-color 0.3s ease, background 0.3s ease;
}

.customization-landing-benefit-item:hover {
    border-color: rgba(180, 83, 9, 0.5);
    background: rgba(30, 41, 59, 0.5);
}

.customization-landing-benefit-item i {
    font-size: 1.8rem;
    color: var(--custom-accent);
    margin-bottom: 20px;
    display: block;
}

.customization-landing-benefit-item h4 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--custom-text);
    margin-bottom: 10px;
    letter-spacing: 0.02em;
}

.customization-landing-benefit-item p {
    font-size: 0.9rem;
    color: var(--custom-text-muted);
    margin: 0;
    line-height: 1.6;
}

/* 服务流程 - 横向时间线 */
.customization-landing-process {
    margin-bottom: 80px;
}

.customization-landing-process .section-subtitle {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--custom-accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 48px;
    text-align: center;
}

.customization-landing-process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
}

.customization-landing-process-grid::before {
    content: '';
    position: absolute;
    top: 36px;
    left: 12.5%;
    right: 12.5%;
    height: 1px;
    background: rgba(180, 83, 9, 0.3);
}

.customization-landing-process-step {
    text-align: center;
    position: relative;
    padding: 0 16px;
}

.customization-landing-process-number {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    border: 1px solid var(--custom-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--custom-accent);
}

.customization-landing-process-step h4 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--custom-text);
    margin-bottom: 10px;
}

.customization-landing-process-step p {
    font-size: 0.9rem;
    color: var(--custom-text-muted);
    margin: 0;
    line-height: 1.6;
}

/* 适用人群 */
.customization-landing-audience {
    margin-bottom: 0;
}

.customization-landing-audience .section-subtitle {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--custom-accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 48px;
    text-align: center;
}

.customization-landing-audience-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.customization-landing-audience-item {
    background: transparent;
    padding: 32px 24px;
    text-align: center;
    border: 1px solid rgba(180, 83, 9, 0.2);
    transition: border-color 0.3s ease, background 0.3s ease;
}

.customization-landing-audience-item:hover {
    border-color: rgba(180, 83, 9, 0.4);
    background: rgba(30, 41, 59, 0.5);
}

.customization-landing-audience-item i {
    font-size: 1.5rem;
    color: var(--custom-accent);
    margin-bottom: 16px;
    display: block;
}

.customization-landing-audience-item h4 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--custom-text);
    margin-bottom: 10px;
}

.customization-landing-audience-item p {
    font-size: 0.9rem;
    color: var(--custom-text-muted);
    margin: 0;
    line-height: 1.6;
}

/* FAQ 区域 - 深色专业风格 */
.customization-landing-page #faq {
    background: #0f172a;
    padding: 70px 0 80px;
}

.customization-landing-page #faq .section-header h2 {
    color: var(--custom-text);
}

.customization-landing-page #faq .section-header p {
    color: var(--custom-text-muted);
}

.customization-landing-page #faq .section-header h2 .highlight {
    color: var(--custom-accent-light);
}

.customization-landing-page #faq .faq-container {
    background: var(--custom-card);
    border: 1px solid rgba(180, 83, 9, 0.2);
}

.customization-landing-page #faq .faq-item {
    background: transparent;
    border: 1px solid rgba(180, 83, 9, 0.15);
}

.customization-landing-page #faq .faq-question {
    background-color: transparent !important;
}

.customization-landing-page #faq .faq-question h3 {
    color: var(--custom-text);
}

.customization-landing-page #faq .faq-answer p {
    color: var(--custom-text-muted);
}

.customization-landing-page #faq .faq-item:hover {
    background: rgba(30, 41, 59, 0.8);
}

.customization-landing-page #faq .faq-item.active .faq-icon i {
    color: var(--custom-accent);
}

/* 响应式 */
@media (max-width: 991px) {
    .customization-landing-process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    .customization-landing-process-grid::before {
        display: none;
    }

    .customization-landing-benefits-grid,
    .customization-landing-audience-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .customization-landing-features-grid {
        grid-template-columns: 1fr;
    }

    .customization-landing-outline-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .customization-landing-content .section-header h1 {
        font-size: 1.9rem;
    }

    .customization-landing-benefits-grid,
    .customization-landing-audience-grid {
        grid-template-columns: 1fr;
    }

    .customization-landing-process-grid {
        grid-template-columns: 1fr;
    }
}