/* ========== 智慧招商平台样式 ========== */

/* Hero */
.si-hero {
    background: url('../static/smart-investment/智慧招商平台.png') center center / cover no-repeat;
    height: 400px;
    padding: 0;
    color: #fff;
    position: relative;
    display: flex;
    align-items: center;
}

.si-hero .container {
    position: relative;
    z-index: 1;
}

.si-hero-title {
    font-size: 44px;
    font-weight: 800;
    margin-bottom: 16px;
}

.si-hero-subtitle {
    font-size: 22px;
    margin-bottom: 20px;
    opacity: 0.9;
}

.si-hero-desc {
    font-size: 32px;
    line-height: 1.8;
    max-width: 700px;
    margin-bottom: 32px;
    color: #fff;
    opacity: 1;
    font-weight: 500;
}

.si-hero-btn {
    display: inline-block;
    padding: 14px 40px;
    background: #176BF8;
    color: #fff;
    text-decoration: none;
    border-radius: 28px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.si-hero-btn:hover {
    background: #0d5ce0;
    transform: translateY(-2px);
    color: #fff;
}

/* 通用section */
.si-section {
    padding: 60px 0;
}

.si-section-gray {
    background: #F9FAFB;
}

.si-section-title {
    font-size: 30px;
    font-weight: 800;
    text-align: center;
    color: #053FD3;
    margin-bottom: 48px;
    display: block;
}

.si-section-title::after {
    content: '';
    display: block;
    width: 1.8em;
    height: 3px;
    background: #053FD3;
    margin: 12px auto 0;
    border-radius: 2px;
}

.si-section-title-light {
    color: #fff;
}

.si-section-title-light::after {
    background: #fff;
}

/* 核心优势（6卡片3列） */
.si-advantages {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.si-adv-item {
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    position: relative;
    transition: all 0.3s ease;
    border: 1px solid #e8edf2;
    min-height: 200px;
    overflow: hidden;
}

.si-adv-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(23, 107, 248, 0.12);
    border-color: #176BF8;
}

.si-adv-text {
    position: relative;
    z-index: 1;
    max-width: 60%;
}

.si-adv-icon-text {
    margin: 0 0 12px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.si-adv-icon-text img {
    width: 56px;
    height: 56px;
    object-fit: contain;
}

.si-adv-img {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 180px;
}

.si-adv-img img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
}

.si-adv-text p {
    font-size: 14px;
    color: #333;
    line-height: 1.6;
    margin: 0;
}

/* 产品介绍 */
.si-intro-wrapper {
    display: flex;
    gap: 48px;
    align-items: center;
}

.si-intro-img {
    flex: 0 0 480px;
}

.si-intro-img img {
    width: 100%;
    border-radius: 12px;
    display: block;
}

.si-intro-card {
    flex: 1;
    padding: 36px 40px;
    background: #F5F8FC;
    border: 1px solid #E5E7EB;
    border-left: 6px solid #005BAC;
    border-radius: 0;
}

.si-intro-card p {
    font-size: 16px;
    color: #333;
    line-height: 1.9;
    margin: 0;
    text-align: justify;
}

/* 行业痛点 */
.si-pain-section {
    padding: 60px 0;
    background: url('../static/smart-investment/行业管理痛点.png') center center / cover no-repeat;
    position: relative;
}

.si-pain-section .container {
    position: relative;
    z-index: 1;
}

.si-pain-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.si-pain-item {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 12px;
    padding: 24px 28px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: all 0.3s ease;
}

.si-pain-item:hover {
    background: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.si-pain-icon {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.si-pain-icon img {
    width: 56px;
    height: 56px;
    object-fit: contain;
}

.si-pain-content {
    flex: 1;
}

.si-pain-content h5 {
    font-size: 18px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.si-pain-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* 核心功能 */
.si-core-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.si-core-item {
    display: flex;
    gap: 32px;
    padding: 28px;
    background: #F5F8FC;
    border-left: 4px solid #E5E7EB;
    transition: all 0.3s ease;
    align-items: flex-start;
}

.si-core-item:hover {
    background: #eaf0f7;
}

.si-core-num {
    font-size: 28px;
    font-weight: 700;
    color: #176BF8;
    line-height: 1;
    flex-shrink: 0;
    width: 48px;
    text-align: center;
}

.si-core-content {
    flex: 1;
}

.si-core-content h5 {
    font-size: 18px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.si-core-content p {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    margin: 0;
}

/* 六大产品核心优势 */
.si-adv-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.si-adv-card {
    background: #fff;
    border-radius: 16px;
    padding: 28px;
    border: 1px solid #e8edf2;
    transition: all 0.3s ease;
}

.si-adv-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(23, 107, 248, 0.12);
    border-color: #176BF8;
}

.si-adv-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.si-adv-card-icon {
    width: 96px;
    height: 96px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.si-adv-card-icon img {
    width: 96px;
    height: 96px;
    object-fit: contain;
}

.si-adv-card-num {
    font-size: 64px;
    font-weight: 800;
    color: #E9EEF9;
    line-height: 1;
    font-style: italic;
}

.si-adv-card-content h5 {
    font-size: 18px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 12px;
}

.si-adv-card-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
    margin: 0;
}

/* 适用客户与典型应用场景 */
.si-scene-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    background: transparent;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
}

.si-scene-title {
    font-size: 22px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 24px;
    padding-left: 20px;
    border-left: 4px solid #176BF8;
}

.si-scene-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.si-scene-list li {
    font-size: 16px;
    color: #333;
    line-height: 2;
    padding-left: 28px;
    position: relative;
    margin-bottom: 16px;
}

.si-scene-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #176BF8;
    font-weight: 700;
}

.si-scene-numbered {
    counter-reset: scene-counter;
}

.si-scene-numbered li {
    padding-left: 40px;
    counter-increment: scene-counter;
    margin-bottom: 16px;
}

.si-scene-numbered li::before {
    content: counter(scene-counter);
    position: absolute;
    left: 0;
    width: 28px;
    height: 28px;
    background: #EAF2FF;
    color: #176BF8;
    border-radius: 50%;
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    top: 4px;
}

/* 标杆案例 */
.si-case-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    min-height: 450px;
}

.si-case-img {
    background: #f0f4fa;
    display: flex;
    align-items: center;
    justify-content: center;
}

.si-case-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.si-case-right {
    padding: 48px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.si-case-right h3 {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 16px;
}

.si-case-right > p {
    font-size: 15px;
    color: #666;
    line-height: 1.9;
    margin-bottom: 24px;
}

.si-case-result {
    margin-top: 24px;
}

.si-result-title {
    font-size: 16px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.si-result-icon {
    font-size: 18px;
}

.si-result-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px 32px;
}

.si-result-item {
    font-size: 15px;
    color: #333;
    display: flex;
    align-items: center;
    gap: 10px;
}

.si-result-item strong {
    color: #176BF8;
    font-weight: 700;
}

.si-result-dot {
    width: 6px;
    height: 6px;
    background: #176BF8;
    border-radius: 50%;
    flex-shrink: 0;
}

/* 应用价值 */
.si-value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.si-value-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px 32px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e8edf2;
}

.si-value-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(23, 107, 248, 0.12);
    border-color: #176BF8;
}

.si-value-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.si-value-icon img {
    width: 120px;
    height: 120px;
    object-fit: contain;
}

.si-value-card h4 {
    font-size: 20px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 16px;
}

.si-value-card p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin: 0;
}

/* CTA */
.si-cta {
    padding: 80px 0;
    background: url('../static/smart-investment/招商门户.png') center/cover no-repeat;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.si-cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.si-cta-content h3 {
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 48px;
    color: #fff;
    line-height: 1.8;
}

.si-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 56px;
    background: #fff;
    color: #005BAC;
    text-decoration: none;
    border-radius: 28px;
    font-size: 18px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.si-cta-btn:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
    color: #005BAC;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.si-cta-arrow {
    font-size: 16px;
    transition: transform 0.3s ease;
}

.si-cta-btn:hover .si-cta-arrow {
    transform: translateX(4px);
}

/* 响应式 */
@media (max-width: 992px) {
    .si-advantages,
    .si-value-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .si-adv-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .si-hero-title {
        font-size: 32px;
    }

    .si-intro-wrapper {
        flex-direction: column;
    }

    .si-intro-img {
        flex: none;
        width: 100%;
        max-width: 360px;
    }

    .si-case-grid {
        grid-template-columns: 1fr;
    }

    .si-scene-wrapper {
        grid-template-columns: 1fr;
        padding: 32px;
    }

    .si-adv-img {
        position: absolute;
        right: 0;
        bottom: 0;
        width: 140px;
    }
}

@media (max-width: 768px) {
    .si-section,
    .si-pain-section,
    .si-cta {
        padding: 40px 0;
    }

    .si-advantages,
    .si-pain-grid,
    .si-value-grid,
    .si-adv-cards {
        grid-template-columns: 1fr;
    }

    .si-adv-img {
        position: absolute;
        right: 0;
        bottom: 0;
        width: 100px;
    }

    .si-hero {
        height: 240px;
        padding: 0;
    }

    .si-hero-desc {
        display: none;
    }

    .si-hero-subtitle {
        display: none;
    }

    .si-hero-title {
        font-size: 26px;
    }

    .si-hero-subtitle {
        font-size: 18px;
    }

    .si-section-title {
        font-size: 22px;
        margin-bottom: 24px;
    }

    .si-core-item {
        flex-direction: column;
        gap: 16px;
        padding: 20px;
    }

    .si-prod-item {
        padding: 24px;
    }

    .si-case-right {
        padding: 24px;
    }

    .si-scene-wrapper {
        padding: 24px;
    }

    .si-scene-title {
        font-size: 20px;
        margin-bottom: 16px;
    }

    .si-scene-list li {
        font-size: 14px;
    }

    .si-result-grid {
        grid-template-columns: 1fr;
    }
}