/* ============================================
   为什么选择天放商城开发
   ============================================ */

.why-choose-tf {
    background: linear-gradient(135deg, #FFFFFF 0%, #F6F9FB 100%);
    padding: 80px 0;
}

.why-choose-tf .section-title {
    margin-bottom: 50px;
    font-size: 2.2rem;
}

.why-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 50px;
}

.why-card {
    background: var(--bg-white);
    border: 1px solid #5a5b5c;
    border-radius: var(--radius-md);
    padding: 28px;
    transition: all 0.3s ease;
    position: relative;
}

.why-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    transform: translateY(-4px);
    border-color: #00BFA6;
}

.why-icon {
    width: 40px;
    height: 40px;
    color: var(--text-title);
    margin-bottom: 18px;
}

.why-icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.8;
}

.why-card h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
    color: var(--text-title);
    font-weight: 600;
}

.why-card p {
    font-size: 0.85rem;
    color: var(--text-body);
    line-height: 1.7;
    margin-bottom: 16px;
}

.why-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--primary-green);
    color: white;
    border-radius: 16px;
    font-size: 0.8rem;
    font-weight: 500;
}

.comparison-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    background: var(--bg-white);
}

.comparison-image img {
    width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 1024px) {
    .why-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .why-choose-tf {
        padding: 60px 0;
    }
    
    .why-choose-tf .section-title {
        font-size: 1.8rem;
        margin-bottom: 35px;
    }
    
    .why-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .why-card {
        padding: 22px;
    }
}

.cs-why-tf {
    background: linear-gradient(135deg, #FFFFFF 0%, #F6F9FB 100%);
    padding: 80px 0;
}

.cs-why-tf .cs-sec-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.2rem;
    color: #1F2D3D;
    font-weight: 700;
}

.cs-why-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.cs-why-card {
    background: #fff;
    border: 1px solid #5a5b5c;
    border-radius: 10px;
    padding: 30px 28px;
    transition: all 0.3s ease;
    position: relative;
}

.cs-why-card:hover {
    box-shadow: 0 10px 36px rgba(0, 0, 0, 0.08);
    transform: translateY(-4px);
    border-color: #00BFA6;
}

.cs-why-icon {
    width: 40px;
    height: 40px;
    color: #1F2D3D;
    margin-bottom: 16px;
}

.cs-why-icon svg,
.cs-why-icon img,
.why-icon svg,
.why-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.cs-why-card h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
    color: #1F2D3D;
    font-weight: 600;
}

.cs-why-card p {
    font-size: 0.85rem;
    color: #5E6D82;
    line-height: 1.7;
    margin-bottom: 16px;
}

.cs-why-tag {
    display: inline-block;
    padding: 6px 16px;
    background: #00BFA6;
    color: #fff;
    border-radius: 16px;
    font-size: 0.78rem;
    font-weight: 500;
}

.cs-compare-img {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    background: #fff;
}

.cs-compare-img img {
    width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 1024px) {
    .cs-why-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .cs-why-tf {
        padding: 60px 0;
    }

    .cs-why-tf .cs-sec-title {
        font-size: 1.8rem;
        margin-bottom: 35px;
    }

    .cs-why-cards {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .cs-why-card {
        padding: 22px;
    }
}

/* ============================================
   4大类小程序商城 / 系统功能 / 7步交付流程
   ============================================ */

.cs-mall-show {
    background: #F6F9FB;
    padding: 80px 0;
}

.cs-block {
    margin-bottom: 70px;
}

.cs-block:last-child {
    margin-bottom: 0;
}

.cs-block .cs-sec-title {
    text-align: center;
    margin-bottom: 45px;
    font-size: 2.2rem;
    color: #1F2D3D;
    font-weight: 700;
}

/* 4大类小程序商城 */
.cs-mall-types {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.cs-mall-type-card {
    background: #fff;
    border: 1px solid #5a5b5c;
    border-radius: 12px;
    padding: 28px 22px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.cs-mall-type-card:hover {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    transform: translateY(-6px);
    border-color: #00BFA6;
}

.cs-type-icon {
    width: 46px;
    height: 46px;
    color: #1F2D3D;
    margin-bottom: 18px;
}

.cs-type-icon svg,
.cs-type-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.cs-mall-type-card h3 {
    font-size: 1.0rem;
    margin-bottom: 10px;
    color: #1F2D3D;
    font-weight: 700;
}

.cs-mall-subtitle {
    font-size: 0.70rem;
    color: #5E6D82;
    line-height: 1.7;
    margin-bottom: 14px;
}

.cs-mall-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
}

.cs-mall-tags span {
    display: inline-block;
    padding: 5px 12px;
    background: #f1f7f6;
    color: #5E6D82;
    border-radius: 4px;
    font-size: 0.70rem;
    font-weight: 500;
}

.cs-mall-divider {
    height: 1px;
    background: #e8ecf0;
    margin-bottom: 14px;
}

.cs-mall-case {
    font-size: 0.75rem;
    color: #1F2D3D;
    line-height: 1.7;
    font-weight: 500;
}

/* 系统自带全套电商功能 */
.cs-func-circle {
    max-width: 520px;
    margin: 0 auto;
    text-align: center;
}

.cs-func-circle img {
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* 7步完整交付流程 */
.cs-step-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.cs-step-card {
    background: #fff;
    border: 1px solid #5a5b5c;
    border-radius: 10px;
    padding: 30px 22px;
    text-align: center;
    transition: all 0.3s ease;
}

.cs-step-card:hover {
    box-shadow: 0 10px 36px rgba(0, 0, 0, 0.08);
    transform: translateY(-4px);
    border-color: #00BFA6;
}

.cs-step-icon {
    width: 48px;
    height: 48px;
    color: #00BFA6;
    margin: 0 auto 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cs-step-icon svg,
.cs-step-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.cs-step-card h3 {
    font-size: 1.05rem;
    margin-bottom: 10px;
    color: #1F2D3D;
    font-weight: 600;
}

.cs-step-card p {
    font-size: 0.81rem;
    color: #5E6D82;
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .cs-mall-types {
        grid-template-columns: repeat(2, 1fr);
    }

    .cs-step-list {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .cs-mall-show {
        padding: 60px 0;
    }

    .cs-block {
        margin-bottom: 50px;
    }

    .cs-block .cs-sec-title {
        font-size: 1.8rem;
        margin-bottom: 35px;
    }

    .cs-mall-types,
    .cs-step-list {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .cs-mall-type-card,
    .cs-step-card {
        padding: 22px;
    }


    .cs-func-circle {
        max-width: 100%;
    }
}

/* ============================================
   优秀案例
   ============================================ */

.cs-excellent-cases {
    background: linear-gradient(135deg, #FFFFFF 0%, #F6F9FB 100%);
    padding: 80px 0;
}

.cs-excellent-cases .cs-sec-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.2rem;
    color: #1F2D3D;
    font-weight: 700;
}

.cs-case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.cs-case-card {
    background: #fff;
    border: 1px solid #e8ecf0;
    border-radius: 12px;
    padding: 22px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.cs-case-card:hover {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
    transform: translateY(-6px);
}

.cs-case-image {
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 18px;
    background: #f8f9fb;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.cs-case-info {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.cs-case-title-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.cs-case-title-row h3 {
    font-size: 1.1rem;
    color: #1F2D3D;
    font-weight: 600;
    margin: 0;
}

.cs-case-tag {
    display: inline-block;
    padding: 4px 10px;
    background: #00BFA6;
    color: #fff;
    border-radius: 12px;
    font-size: 0.72rem;
    font-weight: 500;
    flex-shrink: 0;
}

.cs-case-info p {
    font-size: 0.85rem;
    color: #5E6D82;
    line-height: 1.7;
    margin-bottom: 18px;
    flex: 1;
}

.cs-case-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 22px;
    background: #00BFA6;
    color: #fff;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    align-self: flex-start;
}

.cs-case-btn:hover {
    background: #00A89A;
    color: #fff;
    transform: translateX(3px);
}

@media (max-width: 1024px) {
    .cs-case-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .cs-excellent-cases {
        padding: 60px 0;
    }

    .cs-excellent-cases .cs-sec-title {
        font-size: 1.8rem;
        margin-bottom: 35px;
    }

    .cs-case-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .cs-case-card {
        padding: 18px;
    }
}