/* 产品服务页面样式 */

/* ===== 价格卡片 ===== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 32px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border-color: var(--primary);
    background: linear-gradient(135deg, #fff 0%, #f0f7ff 100%);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    right: 24px;
    background: var(--gradient);
    color: white;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
}

.pricing-header {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--light);
}

.pricing-icon {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    margin: 0 auto 16px;
}

.pricing-icon.basic {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.pricing-icon.standard {
    background: linear-gradient(135deg, #f093fb, #f5576c);
}

.pricing-icon.professional {
    background: var(--gradient);
}

.pricing-icon.flagship {
    background: linear-gradient(135deg, #f2994a, #f2c94c);
}

.pricing-icon.catering {
    background: linear-gradient(135deg, #fa709a, #fee140);
}

.pricing-icon.joint {
    background: linear-gradient(135deg, #11998e, #38ef7d);
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 12px;
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.price-unit {
    font-size: 1rem;
    color: var(--gray);
}

.pricing-price.contact {
    justify-content: center;
}

.price-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}

.pricing-desc {
    font-size: 0.95rem;
    color: var(--gray);
    line-height: 1.6;
}

.pricing-features {
    flex: 1;
    margin-bottom: 24px;
}

.feature-category {
    margin-bottom: 20px;
}

.feature-category:last-child {
    margin-bottom: 0;
}

.feature-category h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 12px;
    padding-left: 10px;
    border-left: 3px solid var(--primary);
}

.feature-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-category li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--dark);
}

.feature-category li i {
    color: var(--primary);
    font-size: 0.8rem;
    flex-shrink: 0;
}

.feature-category li i.fa-plus {
    color: #10b981;
}

/* 页面标题 */
.page-header {
    background: var(--gradient);
    padding: 150px 0 80px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 30% 20%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* 产品区块 */
.product-section {
    padding: 100px 0;
    background: white;
}

.product-section.alt {
    background: var(--light);
}

/* ===== 订货宝版本切换 ===== */
.version-tabs {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.version-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 20px 32px;
    border: 2px solid var(--border);
    border-radius: 16px;
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 160px;
    position: relative;
}

.version-tab:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.version-tab.active {
    border-color: var(--primary);
    background: var(--primary);
    color: white;
}

.version-tab.active i,
.version-tab.active span,
.version-tab.active small {
    color: white;
}

.version-tab i {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 4px;
    transition: color 0.3s;
}

.version-tab span {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark);
    transition: color 0.3s;
}

.version-tab small {
    font-size: 0.8rem;
    color: var(--gray);
    transition: color 0.3s;
}

/* 版本面板 */
.version-panel {
    display: none;
    animation: fadeInUp 0.4s ease;
}

.version-panel.active {
    display: block;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 版本Hero区域 */
.version-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 50px;
    padding: 40px;
    background: var(--light);
    border-radius: 24px;
}

.version-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--gradient);
    color: white;
    padding: 8px 18px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.version-badge.badge-purple {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.version-badge.badge-green {
    background: linear-gradient(135deg, #11998e, #38ef7d);
}

.version-badge.badge-orange {
    background: linear-gradient(135deg, #f2994a, #f2c94c);
}

.version-hero-content h3 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.version-subtitle {
    font-size: 1.1rem;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 24px;
}

/* 版本功能分组 */
.version-feature-group {
    margin-bottom: 40px;
}

.version-feature-group:last-child {
    margin-bottom: 0;
}

.version-feature-group h4 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 20px;
    padding-left: 12px;
    border-left: 4px solid var(--primary);
}

.version-feature-group h4 i {
    color: var(--primary);
    margin-right: 8px;
}

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

.feature-box {
    background: white;
    padding: 24px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    border: 1px solid transparent;
}

.feature-box:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.feature-box i {
    width: 48px;
    height: 48px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    margin-bottom: 14px;
}

.feature-box h5 {
    font-size: 1.05rem;
    margin-bottom: 6px;
    color: var(--dark);
}

.feature-box p {
    font-size: 0.88rem;
    color: var(--gray);
    line-height: 1.6;
}

/* ===== 业务模式方案 ===== */
.modes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.mode-card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    position: relative;
    border: 2px solid transparent;
}

.mode-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.mode-card.featured {
    border-color: var(--primary);
    background: linear-gradient(135deg, #fff 0%, #f0f7ff 100%);
}

.mode-badge {
    position: absolute;
    top: -12px;
    right: 24px;
    background: var(--gradient);
    color: white;
    padding: 4px 16px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 700;
}

.mode-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.6rem;
    margin-bottom: 16px;
}

.mode-code {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 4px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    margin-bottom: 12px;
}

.mode-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.mode-subtitle {
    font-size: 0.9rem;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 14px;
}

.mode-desc {
    font-size: 0.95rem;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 20px;
}

.mode-features {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

.mode-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--dark);
}

.mode-features li i {
    color: var(--primary);
    font-size: 0.85rem;
    flex-shrink: 0;
}

.mode-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px;
    background: var(--light);
    border-radius: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.flow-node {
    background: var(--primary);
    color: white;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    white-space: nowrap;
}

.mode-flow i {
    color: var(--gray);
    font-size: 0.75rem;
}

.btn-block {
    display: block;
    text-align: center;
    width: 100%;
}

/* ===== 配套产品 ===== */
.addons-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.addon-card {
    background: var(--light);
    border-radius: 20px;
    padding: 40px;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.addon-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.addon-icon {
    width: 72px;
    height: 72px;
    background: var(--gradient);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.addon-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.addon-desc {
    font-size: 0.95rem;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 20px;
}

.addon-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.addon-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: white;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.82rem;
    color: var(--dark);
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.addon-tag i {
    color: var(--primary);
    font-size: 0.78rem;
}

.addon-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: gap 0.3s;
}

.addon-link:hover {
    gap: 14px;
}

/* 通用图片占位 */
.image-placeholder {
    background: var(--gradient);
    border-radius: 20px;
    aspect-ratio: 4/3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-lg);
}

.image-placeholder i {
    font-size: 5rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.image-placeholder span {
    font-size: 1.1rem;
    opacity: 0.8;
}

/* 产品CTA */
.product-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

/* ===== 响应式 ===== */
@media (max-width: 1200px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .pricing-card.featured:hover {
        transform: translateY(-8px);
    }
}

@media (max-width: 1024px) {
    .version-hero {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

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

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

@media (max-width: 768px) {
    .page-header {
        padding: 120px 0 60px;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .product-section {
        padding: 60px 0;
    }

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

    .pricing-card {
        padding: 24px;
    }

    .pricing-icon {
        width: 60px;
        height: 60px;
        font-size: 1.6rem;
    }

    .pricing-header h3 {
        font-size: 1.3rem;
    }

    .price-amount {
        font-size: 2rem;
    }

    .version-tabs {
        gap: 8px;
    }

    .version-tab {
        padding: 14px 20px;
        min-width: 130px;
    }

    .version-tab i {
        font-size: 1.4rem;
    }

    .version-hero {
        padding: 24px;
    }

    .version-hero-content h3 {
        font-size: 1.6rem;
    }

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

    .mode-card {
        padding: 28px;
    }

    .addon-card {
        padding: 28px;
    }

    .mode-flow {
        gap: 6px;
    }

    .flow-node {
        padding: 5px 10px;
        font-size: 0.75rem;
    }

    .image-placeholder i {
        font-size: 3rem;
    }
}