/* =============================================
   AINK 功能模块详情页样式
   ============================================= */

/* ===== Module Hero ===== */
.module-hero {
    padding: 140px 0 80px;
    background: var(--bg-secondary);
    text-align: center;
}

.module-hero-content {
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease-out both;
}

.module-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
}

.module-icon svg {
    width: 32px;
    height: 32px;
}

.module-hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.module-hero p {
    font-size: 20px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== Module Overview ===== */
.overview-text {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    line-height: 1.7;
}

/* ===== Feature Detail Grid ===== */
.features-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.feature-detail-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-detail-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-detail-icon {
    margin-bottom: 16px;
    color: var(--text-primary);
}

.feature-detail-icon svg {
    width: 28px;
    height: 28px;
}

.feature-detail-card h3 {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 16px;
    font-weight: 600;
}

.feature-detail-card ul {
    list-style: none;
    padding: 0;
}

.feature-detail-card li {
    padding: 8px 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 20px;
    font-size: 15px;
}

.feature-detail-card li:last-child {
    border-bottom: none;
}

.feature-detail-card li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

/* ===== Highlight Section ===== */
.highlight-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.highlight-card + .highlight-card {
    margin-top: 24px;
}

.highlight-card {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius-lg);
    padding: 48px;
    border: 1px solid var(--border-color);
    text-align: center;
}

.highlight-card h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.highlight-card p {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

.highlight-card .highlight-tag {
    display: inline-block;
    background: var(--accent);
    color: white;
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: var(--rounded-button);
    margin-bottom: 20px;
}

/* ===== Integration Section ===== */
.integration-section {
    padding: 80px 0;
}

.integration-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.integration-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.integration-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}

.integration-icon svg {
    width: 24px;
    height: 24px;
}

.integration-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.integration-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== Benefits Grid ===== */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.benefit-item {
    text-align: center;
    padding: 30px;
}

.benefit-icon {
    margin-bottom: 20px;
    color: var(--text-primary);
}

.benefit-icon svg {
    width: 32px;
    height: 32px;
}

.benefit-item h3 {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 10px;
    font-weight: 600;
}

.benefit-item p {
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 15px;
}

/* ===== Module CTA ===== */
.module-cta {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.module-cta h2 {
    font-size: 36px;
    margin-bottom: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.module-cta p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* ===== Buttons ===== */
.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--rounded-button);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    background: transparent;
    border: 2px solid var(--text-primary);
    color: var(--text-primary);
    transition: var(--transition);
    text-decoration: none;
}

.btn-outline:hover {
    background: var(--text-primary);
    color: white;
    opacity: 1;
}

/* ===== Icon Color Themes ===== */

/* Module hero icon - accent blue */
.module-hero .module-icon {
    background: rgba(4, 114, 235, 0.08);
    color: #0472EB;
    border-color: rgba(4, 114, 235, 0.2);
    box-shadow: 0 4px 12px rgba(4, 114, 235, 0.12);
}

/* Feature detail icons - 6 cycling colors */
.feature-detail-card:nth-child(6n+1) .feature-detail-icon { color: #0472EB; }
.feature-detail-card:nth-child(6n+2) .feature-detail-icon { color: #7c3aed; }
.feature-detail-card:nth-child(6n+3) .feature-detail-icon { color: #059669; }
.feature-detail-card:nth-child(6n+4) .feature-detail-icon { color: #ea580c; }
.feature-detail-card:nth-child(6n+5) .feature-detail-icon { color: #0891b2; }
.feature-detail-card:nth-child(6n) .feature-detail-icon { color: #e11d48; }

/* Integration icons - 4 cycling colors */
.integration-item:nth-child(4n+1) .integration-icon {
    background: rgba(4, 114, 235, 0.08);
    color: #0472EB;
    border-color: rgba(4, 114, 235, 0.2);
}
.integration-item:nth-child(4n+2) .integration-icon {
    background: rgba(124, 58, 237, 0.08);
    color: #7c3aed;
    border-color: rgba(124, 58, 237, 0.2);
}
.integration-item:nth-child(4n+3) .integration-icon {
    background: rgba(5, 150, 105, 0.08);
    color: #059669;
    border-color: rgba(5, 150, 105, 0.2);
}
.integration-item:nth-child(4n) .integration-icon {
    background: rgba(234, 88, 12, 0.08);
    color: #ea580c;
    border-color: rgba(234, 88, 12, 0.2);
}

/* Benefit icons - 4 cycling colors */
.benefit-item:nth-child(4n+1) .benefit-icon { color: #0472EB; }
.benefit-item:nth-child(4n+2) .benefit-icon { color: #7c3aed; }
.benefit-item:nth-child(4n+3) .benefit-icon { color: #059669; }
.benefit-item:nth-child(4n) .benefit-icon { color: #ea580c; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .module-hero {
        padding: 120px 0 60px;
    }

    .module-hero h1 {
        font-size: 36px;
    }

    .module-hero p {
        font-size: 18px;
    }

    .features-detail-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 734px) {
    .module-hero {
        padding: 100px 0 40px;
    }

    .module-hero h1 {
        font-size: 28px;
    }

    .module-hero p {
        font-size: 16px;
    }

    .module-icon {
        width: 56px;
        height: 56px;
    }

    .module-icon svg {
        width: 28px;
        height: 28px;
    }

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

    .highlight-card {
        padding: 32px 24px;
    }

    .highlight-card h3 {
        font-size: 24px;
    }

    .integration-grid {
        grid-template-columns: 1fr;
    }
}