/* ============================================
   鎮﹂緳闂ㄥ搧鐗岀綉绔?- 鏍峰紡琛?   璁捐椋庢牸锛氬浗闄呮櫤搴撻 + 鏋佺畝濂㈠崕椋?   ============================================ */

/* CSS鍙橀噺瀹氫箟 */
:root {
    /* 鑹插僵绯荤粺 */
    --color-primary: #00a99d;
    --color-primary-dark: #008b82;
    --color-accent: #C9A961;
    --color-bg-primary: #FFFFFF;
    --color-bg-secondary: #F8FAFB;
    --color-text-heading: #2C3E50;
    --color-text-body: #5A6C7D;
    --color-text-muted: #8A9BA8;
    --color-border: #D4E9EF;
    
    /* 瀛椾綋 */
    --font-heading: 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
    --font-body: 'Noto Sans SC', 'Source Han Sans SC', 'Microsoft YaHei', sans-serif;
    
    /* 闂磋窛 */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 60px;
    --spacing-2xl: 80px;
    --spacing-3xl: 120px;
    
    /* 鍦嗚 */
    --radius-sm: 4px;
    --radius-md: 8px;
    
    /* 闃村奖 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-hover: 0 4px 12px rgba(0, 169, 157, 0.3);
    
    /* 杩囨浮 */
    --transition-fast: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* 深色模式 */
@media (prefers-color-scheme: dark) {
    :root {
        --color-primary: #00c4b6;
        --color-primary-dark: #00a99d;
        --color-accent: #d4b86a;
        --color-bg-primary: #1a1d23;
        --color-bg-secondary: #22252d;
        --color-text-heading: #e8ecf1;
        --color-text-body: #b0b8c4;
        --color-text-muted: #6b7385;
        --color-border: #2d3240;
        --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
        --shadow-hover: 0 4px 12px rgba(0, 196, 182, 0.25);
    }

    /* 头部滚动后背景 */
    .header.scrolled {
        background-color: rgba(26, 29, 35, 0.98);
    }

    /* 页脚保持深色背景 */
    .footer {
        background-color: #15171d;
        color: rgba(255, 255, 255, 0.75);
    }

    /* 卡片/框的白色背景在暗色模式下降暗 */
    .value-card,
    .service-card,
    .case-card,
    .testimonial-card,
    .trust-item,
    .contact-form,
    .contact-info-card {
        background-color: var(--color-bg-secondary);
        border-color: var(--color-border);
    }
}

/* 閲嶇疆鏍峰紡 */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text-body);
    background-color: var(--color-bg-primary);
    overflow-y: scroll;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

/* 閫氱敤瀹瑰櫒 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* 鎸夐挳鏍峰紡 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    font-family: var(--font-body);
}

.btn-primary {
    background-color: var(--color-primary);
    color: #fff;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: #fff;
}

/* 鏍囬鏍峰紡 */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-text-heading);
    line-height: 1.3;
}

h1 {
    font-size: 64px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 48px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h3 {
    font-size: 24px;
    font-weight: 500;
}

h4 {
    font-size: 18px;
    font-weight: 500;
}

/* 娈佃惤鏂囧瓧 */
p {
    margin-bottom: var(--spacing-md);
}

/* 鍖哄潡鏍囬 */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title h2 {
    margin-bottom: var(--spacing-sm);
}

.section-title p {
    font-size: 18px;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   瀵艰埅鏍?   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal), backdrop-filter var(--transition-normal);
    padding: 16px 0;
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.header.scrolled .nav-link {
    color: var(--color-text-heading);
}

/* 瀵艰埅鏍忓綋鍓嶉〉闈㈤珮浜?*/
.nav-link.active {
    color: var(--color-primary);
}



.header.scrolled .nav-link.active {
    color: var(--color-primary);
}

.header.scrolled .logo-img {
    filter: none;
}

/* 婊氬姩鍚庢樉绀哄僵鑹瞝ogo */
.logo-color {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.logo-white { opacity: 1; transition: opacity var(--transition-fast); }

.header.scrolled .logo-white {
    opacity: 0;
}

.header.scrolled .logo-color {
    opacity: 1;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    position: relative;
}

.logo-img {
    height: 60px;
    width: auto;
    transition: filter var(--transition-fast);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* 瀵艰埅椤瑰鍣?*/
.nav-item {
    position: relative;
}

.nav-link {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    position: relative;
    transition: color var(--transition-fast);
    padding: 8px 0;
    display: inline-block;
    width: auto;
    min-width: 80px;
    text-align: center;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover {
    color: var(--color-primary);
}

.header.scrolled .nav-link:hover {
    color: var(--color-primary);
}

/* 涓嬫媺鑿滃崟鏍峰紡 */
.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 220px;
    background: #fff;
    border-radius: 0;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    padding: 20px 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    z-index: 1001;
    margin-top: 8px;
    border-top: 3px solid var(--color-primary);
}

.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown {
    opacity: 1;
    visibility: visible;
}

.nav-dropdown-link {
    display: flex;
    align-items: flex-start;
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-heading);
    transition: color var(--transition-fast), background-color var(--transition-fast);
    position: relative;
    text-decoration: none;
}

.nav-dropdown-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--color-primary);
    transition: height 0.2s ease;
}

.nav-dropdown-link:hover {
    background-color: rgba(0, 169, 157, 0.06);
    color: var(--color-primary);
}

.nav-dropdown-link:hover::before {
    height: 24px;
}

/* 下拉菜单分隔线 */
.nav-dropdown-divider {
    height: 1px;
    background: #f0f0f0;
    margin: 8px 20px;
}

/* 品牌服务四列下拉菜单 */
.nav-dropdown--mega {
    min-width: 1000px;
    max-width: 1200px;
    padding: 24px 8px;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0;
    left: 50%;
    transform: translateX(-50%);
}

.nav-dropdown--mega .nav-dropdown-col {
    padding: 0 14px;
    text-align: center;
    white-space: nowrap;
}

.nav-dropdown--mega .nav-dropdown-col:not(:last-child) {
    border-right: 1px solid #f0f0f0;
}

.nav-dropdown--mega .nav-dropdown-col-title {
    display: block;
    padding: 0 0 12px;
    font-size: 13px;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-align: center;
}

.nav-dropdown--mega .nav-dropdown-link {
    padding: 10px 0;
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    justify-content: center;
}

.nav-dropdown--mega .nav-dropdown-divider {
    display: none;
}

@media (max-width: 768px) {
    .nav-dropdown--mega {
        grid-template-columns: 1fr;
        min-width: 220px;
    }
    .nav-dropdown--mega .nav-dropdown-col:not(:last-child) {
        border-right: none;
        border-bottom: 1px solid #f0f0f0;
        padding-bottom: 16px;
        margin-bottom: 8px;
    }
}

.nav-cta {
    margin-left: var(--spacing-md);
}

/* 绉诲姩绔彍鍗曟寜閽?*/
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: currentColor;
    transition: all var(--transition-fast);
}

/* ============================================
   Hero鍖?   ============================================ */
.hero {
    position: relative;
    min-height: 67vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #1a2a3a 0%, #2C3E50 50%, #1a2a3a 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/bg_hero.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(26, 42, 58, 0.7) 0%, rgba(44, 62, 80, 0.5) 50%, rgba(26, 42, 58, 0.8) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 100%;
    width: 100%;
    padding: 0 var(--spacing-lg);
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 60px;
    font-weight: 700;
    color: #fff;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    white-space: nowrap;
    display: inline-block;
}

.hero-subtitle {
    font-size: 20px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.hero-cta .btn {
    padding: 16px 40px;
    font-size: 18px;
}

.scroll-indicator {
    margin-top: 40px;
    text-align: center;
    animation: bounce 2s infinite;
}

.scroll-indicator svg {
    width: 28px;
    height: 28px;
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   淇′换鑳屼功鍖?   ============================================ */
.trust-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-secondary);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.trust-item {
    text-align: center;
    padding: var(--spacing-xl);
    position: relative;
}

.trust-item .trust-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.trust-item .trust-icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-primary);
    opacity: 0.6;
}

.trust-number {
    font-size: 56px;
    font-weight: 700;
    color: var(--color-primary);
    font-family: var(--font-heading);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.trust-label {
    font-size: 18px;
    font-weight: 500;
    color: var(--color-text-heading);
}

/* ============================================
   鏍稿績浠峰€煎尯
   ============================================ */
.values-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-primary);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.value-card {
    background-color: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    text-align: left;
}

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

.value-card-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.value-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.value-card:hover .value-card-image img {
    transform: scale(1.08);
}

.value-icon-overlay {
    position: absolute;
    bottom: 16px;
    left: 16px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 169, 157, 0.4);
}

.value-icon-overlay svg {
    width: 28px;
    height: 28px;
    color: #fff;
}

.value-card-body {
    padding: var(--spacing-lg) var(--spacing-xl);
}

.value-card-body h3 {
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    font-size: 20px;
}

.value-card-body p {
    color: var(--color-text-body);
    font-weight: 400;
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 0;
}

/* ============================================
   鏈嶅姟姒傝鍖?   ============================================ */
.services-overview {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-primary);
}

.services-overview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.service-overview-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all var(--transition-fast);
}

.service-overview-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.service-overview-image {
    width: 100%;
    height: 240px;
    overflow: hidden;
}

.service-overview-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-overview-card:hover .service-overview-image img {
    transform: scale(1.05);
}

.service-overview-content {
    padding: 24px;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 16px 0;
}

.service-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-bg-secondary);
    border-radius: 20px;
    font-size: 12px;
    color: var(--color-text-muted);
}

.service-overview-content h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.service-overview-content p {
    font-size: 15px;
    color: var(--color-text-body);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--color-primary);
    font-weight: 500;
    font-size: 15px;
    transition: gap var(--transition-fast);
}

.service-link:hover {
    gap: 12px;
    color: var(--color-primary-dark);
}

/* ============================================
   妗堜緥灞曠ず鍖?   ============================================ */
.cases-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-secondary);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.case-card {
    background-color: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.case-link-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    text-decoration: none;
}

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

.case-image {
    width: 100%;
    height: 240px;
    object-fit: cover;
}

.case-content {
    padding: var(--spacing-lg);
}

.case-content h3 {
    margin-bottom: var(--spacing-xs);
}

.case-tag {
    display: inline-block;
    font-size: 14px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

/* 妗堜緥绛涢€夋爣绛?*/
.cases-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: var(--spacing-xl);
}

.filter-btn {
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-muted);
    background-color: transparent;
    border: 1px solid var(--color-border);
    border-radius: 30px;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-body);
}

.filter-btn:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.filter-btn.active {
    background-color: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* 妗堜緥鍗＄墖鍥剧墖鍖呰鍣?*/
.case-card-image-wrapper {
    position: relative;
    overflow: hidden;
}

.case-card-image-wrapper .case-image {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.case-card:hover .case-card-image-wrapper .case-image {
    transform: scale(1.08);
}

/* 妗堜緥鍗＄墖閬僵灞?*/
.case-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-md);
}

.case-card:hover .case-card-overlay {
    opacity: 1;
}

.case-card-overlay .case-tag {
    color: #fff;
    background-color: rgba(0, 169, 157, 0.9);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

/* 妗堜緥鍐呭鍖?*/
.case-content h3 {
    margin-bottom: var(--spacing-xs);
}

.case-content p {
    color: var(--color-text-muted);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.case-tag {
    display: inline-block;
    font-size: 14px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

/* 妗堜緥鎴愭灉 */
.case-result {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: var(--spacing-md);
}

.result-label {
    font-size: 12px;
    color: var(--color-text-muted);
    font-weight: 400;
}

.result-value {
    font-size: 14px;
    color: var(--color-accent);
    font-weight: 600;
}

/* 妗堜緥閾炬帴 */
.case-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--color-primary);
    font-weight: 500;
    font-size: 14px;
    transition: all var(--transition-fast);
}

.case-link:hover {
    gap: 12px;
    color: var(--color-primary-dark);
}

/* CTA鍖哄煙甯﹁儗鏅?*/
.cases-cta {
    position: relative;
    padding: 100px 0;
    text-align: center;
    overflow: hidden;
}

.cases-cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.cases-cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 42, 58, 0.92) 0%, rgba(44, 62, 80, 0.88) 100%);
}

.cases-cta-content {
    position: relative;
    z-index: 2;
}

.cases-cta-content h2 {
    color: #fff;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.cases-cta-content p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 18px;
    margin-bottom: var(--spacing-lg);
}

.cases-cta-content .btn-primary {
    padding: 16px 40px;
    font-size: 18px;
}

.btn-lg {
    padding: 16px 40px;
    font-size: 18px;
}

.cases-more {
    text-align: center;
}

.cases-more a {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-primary);
    font-weight: 500;
    font-size: 16px;
}

.cases-more a:hover {
    color: var(--color-primary-dark);
}

.cases-more a svg {
    transition: transform var(--transition-fast);
}

.cases-more a:hover svg {
    transform: translateX(4px);
}

/* ============================================
   瀹㈡埛璇勪环鍖?   ============================================ */
.testimonials-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, #1a2a3a 0%, #2C3E50 100%);
    color: #fff;
}

.testimonials-section .section-title h2 {
    color: #fff;
}

.testimonials-section .section-title p {
    color: rgba(255, 255, 255, 0.7);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    padding: var(--spacing-2xl);
    transition: all var(--transition-fast);
}

.testimonial-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
}

.testimonial-quote {
    font-size: 48px;
    font-family: Georgia, serif;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.testimonial-text {
    font-size: 15px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50% !important;
    overflow: hidden;
    border: 2px solid var(--color-primary);
    flex-shrink: 0;
}

.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50% !important;
    display: block;
}

.testimonial-info strong {
    display: block;
    font-size: 15px;
    font-weight: 600;
}

.testimonial-info span {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background-color: var(--color-text-heading);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand .logo-img {
    height: 72px;
    margin-bottom: var(--spacing-md);
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.7);
}

.footer-title {
    font-size: 16px;
    font-weight: 500;
    color: #fff;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-body);
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 14px;
}

.footer-contact svg {
    width: 18px;
    height: 18px;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: relative;
}

.footer-social a:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
}

.footer-social svg {
    width: 20px;
    height: 20px;
    color: #fff;
}

/* 搴曢儴浜岀淮鐮佸脊鍑哄眰 */
.footer-qrcode {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-bottom: 10px;
    width: 120px;
    height: 120px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.footer-social a:hover .footer-qrcode {
    display: flex;
}

.footer-qrcode::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid #fff;
}

/* 椤佃剼浜岀淮鐮佸尯鍩?*/
.footer-qrcodes {
    display: flex;
    gap: 24px;
    align-items: center;
}

.footer-qrcode-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.footer-qrcode-item span {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    order: -1;
}

.footer-qrcode-img {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-qrcode-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 页脚微信hover二维码 */
.footer-wechat-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255,255,255,0.7);
    cursor: pointer;
    transition: color 0.3s;
}

.footer-wechat-wrapper:hover {
    color: #fff;
}

.footer-wechat-wrapper:hover .footer-wechat-popup,
.footer-wechat-wrapper .footer-wechat-popup:hover {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

.footer-wechat-popup {
    position: absolute;
    bottom: 100%;
    left: 0;
    margin-bottom: 10px;
    padding: 10px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s;
    z-index: 100;
    pointer-events: auto;
}

.footer-wechat-popup::before {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 20px;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid #fff;
}

.footer-wechat-popup img {
    width: 100px;
    height: 100px;
    display: block;
}

.footer-wechat-popup span {
    font-size: 12px;
    color: var(--color-text-muted);
    text-align: center;
    display: block;
    margin-top: 6px;
}

/* 鑱旂郴椤甸潰浜岀淮鐮佹牱寮?*/
.contact-qrcode-item {
    text-align: center;
}

.contact-qrcode-item span {
    display: block;
    font-size: 13px;
    color: var(--color-text-muted);
    margin-top: 8px;
}

.contact-qrcode-img {
    width: 100px;
    height: 100px;
    background: var(--color-bg-secondary);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.contact-qrcode-img:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.contact-qrcode-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 寰俊hover浜岀淮鐮佸脊鍑?*/
.wechat-hover-wrapper {
    position: relative;
}

.wechat-qrcode-popup {
    position: absolute;
    left: 50%;
    bottom: 100%;
    margin-bottom: 12px;
    margin-left: 0;
    padding: 12px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(10px);
    transition: all 0.3s ease;
    z-index: 100;
}

.wechat-qrcode-popup::before {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -8px;
    margin-left: -8px;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid #fff;
}

.wechat-hover-wrapper:hover .wechat-qrcode-popup {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.wechat-qrcode-popup img {
    width: 120px;
    height: 120px;
    display: block;
    margin-bottom: 8px;
}

.wechat-qrcode-popup span {
    font-size: 12px;
    color: var(--color-text-muted);
}

.wechat-qrcode-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 4px;
}

.wechat-qrcode-tip {
    font-size: 11px;
    color: #bbb;
}

/* ============================================
   鍔ㄧ敾鏁堟灉
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 宸︿晶婊戝叆 */
.fade-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

/* 鍙充晶婊戝叆 */
.fade-in-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* 缂╂斁娓愬叆 */
.fade-in-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in-scale.visible {
    opacity: 1;
    transform: scale(1);
}

/* 寤惰繜鍔ㄧ敾 */
.fade-in-up-delay-1 { transition-delay: 0.1s; }
.fade-in-up-delay-2 { transition-delay: 0.2s; }
.fade-in-up-delay-3 { transition-delay: 0.3s; }
.fade-in-up-delay-4 { transition-delay: 0.4s; }
.fade-in-up-delay-5 { transition-delay: 0.5s; }
.fade-in-up-delay-6 { transition-delay: 0.6s; }

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* 杩斿洖椤堕儴鎸夐挳 */
.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0, 169, 157, 0.35);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: #0d8f84;
    box-shadow: 0 6px 20px rgba(0, 169, 157, 0.45);
    transform: translateY(-3px);
}

.back-to-top svg {
    width: 22px;
    height: 22px;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

/* 鏁板瓧璁℃暟鍔ㄧ敾 */
.count-up {
    display: inline-block;
}

/* ============================================
   鍝嶅簲寮忚璁?   ============================================ */
@media (max-width: 1024px) {
    h1 {
        font-size: 48px;
    }
    
    h2 {
        font-size: 36px;
    }
    
    .hero-title {
        font-size: 48px;
        white-space: normal;
    }
    
    .trust-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-md);
    }
    
    .values-grid,
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .services-overview-grid {
        grid-template-columns: 1fr;
    }

    .service-overview-image {
        height: 200px;
    }

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

    /* 鍏充簬椤甸潰鍝嶅簲寮?*/
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-grid .about-image {
        order: -1;
    }

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

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

    .client-timeline {
        flex-direction: column;
    }

    .client-step {
        flex-direction: row;
        text-align: left;
        gap: 20px;
    }

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

@media (max-width: 768px) {
    h1 {
        font-size: 36px;
    }
    
    h2 {
        font-size: 28px;
    }
    
    .hero-title {
        font-size: 36px;
        white-space: normal;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .page-header {
        min-height: 450px;
    }
    
    .page-header h1 {
        font-size: 36px;
    }
    
    .page-header p {
        font-size: 16px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
        color: #fff;
    }
    
    .header.scrolled .mobile-menu-btn {
        color: var(--color-text-heading);
    }
    
    .trust-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .value-card-image {
        height: 160px;
    }

    .scroll-indicator {
        bottom: 20px;
    }
}

/* ============================================
   鍐呴〉閫氱敤鏍峰紡
   ============================================ */
.page-header {
    padding: 0;
    background: url('../images/bg_hero.jpg') center/cover no-repeat;
    color: #fff;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 600px;
    margin-top: -100px;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.page-header .container {
    width: 100%;
    position: relative;
    z-index: 2;
}

.page-header h1 {
    color: #fff;
    font-size: 56px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.page-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 20px;
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* 瀛愰〉闈㈣楗板厓绱?*/
.page-header-decoration {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.page-header-decoration svg {
    width: 32px;
    height: 32px;
    color: rgba(255, 255, 255, 0.5);
    animation: bounce 2s infinite;
}

.page-content {
    padding: var(--spacing-3xl) 0;
}

/* 鏈嶅姟妯″潡鍗＄墖 */
.service-card {
    background-color: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-2xl);
    transition: all var(--transition-fast);
}

.service-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.service-card h3 svg {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
}

.service-deliverables {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.service-deliverables li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 14px;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
}

.service-deliverables li svg {
    width: 16px;
    height: 16px;
    color: var(--color-primary);
}

/* 鑱旂郴琛ㄥ崟 */
.contact-form {
    background-color: #fff;
    border-radius: var(--radius-md);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-sm);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-heading);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--color-text-body);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    width: 100%;
    padding: 16px;
    font-size: 16px;
}

/* 鍥㈤槦鍗＄墖 */
.team-card {
    text-align: center;
}

.team-photo {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto var(--spacing-lg);
    border: 4px solid var(--color-border);
}

.team-card h3 {
    margin-bottom: var(--spacing-xs);
}

.team-position {
    color: var(--color-primary);
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
}

.team-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    justify-content: center;
    margin-top: var(--spacing-md);
}

.team-tag {
    font-size: 12px;
    padding: 4px 12px;
    background-color: var(--color-bg-secondary);
    color: var(--color-text-muted);
    border-radius: 20px;
}

/* 绀句氦濯掍綋鍥炬爣浜岀淮鐮佹偓鍋滄晥鏋?*/
.social-icon-wrapper:hover .qrcode-popup {
    display: flex !important;
}

/* 鍏充簬椤甸潰鑱旂郴鎴戜滑鍖哄煙 */
#contact {
    scroll-margin-top: 100px;
}

/* ============================================
   鏈嶅姟椤甸潰 - 鍥炬枃骞舵帓鍗＄墖鏍峰紡
   ============================================ */
.services-horizontal {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin-bottom: 80px;
}

.service-card-horizontal {
    display: flex;
    background-color: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

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

.service-card-image {
    width: 45%;
    min-height: 320px;
    overflow: hidden;
}

.service-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.service-card-horizontal:hover .service-card-image img {
    transform: scale(1.05);
}

.service-card-content {
    width: 55%;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.service-card-content h3 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--color-text-heading);
}

.service-card-content p {
    color: var(--color-text-muted);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 24px;
}

.service-card-content .service-deliverables {
    margin-bottom: 24px;
    padding-top: 0;
    border-top: none;
}

.service-card-content .service-deliverables li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
}

.service-card-content .service-deliverables li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 50%;
}

.service-card-content .btn-outline {
    align-self: flex-start;
    padding: 12px 28px;
}

/* 鍙嶈浆甯冨眬 - 鍥剧墖鍦ㄥ彸锛屽唴瀹瑰湪宸?*/
.service-card-reverse {
    flex-direction: row-reverse;
}

/* ============================================
   琛屼笟涓撻暱 - 鍥剧墖鍗＄墖鏍峰紡
   ============================================ */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.industry-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    height: 280px;
    cursor: pointer;
}

.industry-card-image {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.industry-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.industry-card:hover .industry-card-image img {
    transform: scale(1.1);
}

.industry-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px 20px;
    background: linear-gradient(to top, rgba(26, 42, 58, 0.95) 0%, rgba(26, 42, 58, 0.7) 60%, transparent 100%);
    color: #fff;
    transition: all var(--transition-fast);
}

.industry-card:hover .industry-card-overlay {
    background: linear-gradient(to top, rgba(0, 169, 157, 0.95) 0%, rgba(0, 139, 130, 0.8) 60%, transparent 100%);
}

.industry-card-overlay h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: #fff;
}

.industry-card-overlay p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 0;
    line-height: 1.6;
}

/* ============================================
   CTA鍖哄煙 - 甯﹁儗鏅浘鐗?   ============================================ */
.cta-section {
    position: relative;
    padding: 120px 0;
    text-align: center;
    overflow: hidden;
}



.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 42, 58, 0.92) 0%, rgba(44, 62, 80, 0.88) 100%);
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-content h2 {
    color: #fff;
    margin-bottom: 20px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 18px;
    margin-bottom: 30px;
}

.btn-large {
    padding: 16px 40px;
    font-size: 18px;
}

/* ============================================
   鍝嶅簲寮忛€傞厤 - 鏈嶅姟椤甸潰
   ============================================ */
@media (max-width: 1024px) {
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .service-card-horizontal {
        flex-direction: column;
    }
    
    .service-card-reverse {
        flex-direction: column;
    }
    
    .service-card-image {
        width: 100%;
        min-height: 240px;
    }
    
    .service-card-content {
        width: 100%;
        padding: 30px;
    }
}

@media (max-width: 768px) {
    .industries-grid {
        grid-template-columns: 1fr;
    }
    
    .industry-card {
        height: 220px;
    }
    
    .service-card-content h3 {
        font-size: 24px;
    }
    
    .cta-section {
        padding: 80px 0;
    }
    
    .cta-content h2 {
        font-size: 28px;
    }
    
    .cta-content p {
        font-size: 16px;
    }
}

/* ============================================
   鏈嶅姟瀛愰〉闈笓鐢ㄦ牱寮?   ============================================ */

/* 鏉垮潡姒傝堪鍖?*/
.service-category-overview {
    padding: 40px 0;
    background: linear-gradient(180deg, #F8FAFB 0%, #FFFFFF 100%);
}

.service-category-overview .container {
    max-width: 800px;
    text-align: center;
}

.service-category-overview p {
    font-size: 17px;
    line-height: 2;
    color: var(--color-text-body);
}

/* 瀛愭湇鍔″崱鐗?*/
.sub-service-card {
    background-color: #fff;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 48px 40px;
    margin-bottom: 40px;
    transition: all var(--transition-fast);
}

.sub-service-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.sub-service-card h3 {
    font-size: 28px;
    font-weight: 600;
    color: var(--color-text-heading);
    margin-bottom: 16px;
}

.sub-service-card .service-intro {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text-body);
    padding: 20px 24px;
    border-left: 4px solid var(--color-primary);
    background: rgba(0, 169, 157, 0.03);
    border-radius: 0 12px 12px 0;
    margin-bottom: 32px;
}

.sub-service-card .service-content-list {
    margin-bottom: 32px;
}

.sub-service-card .service-content-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 12px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-body);
}

.sub-service-card .service-content-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 8px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 50%;
}

/* 瀛愭湇鍔″崱鐗囧唴閮ㄦ爣绛?*/
.sub-service-card .sub-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

/* 鏍稿績浼樺娍灏忓崱鐗?*/
.advantage-mini-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 32px;
}

.advantage-mini-card {
    background: linear-gradient(135deg, rgba(0, 169, 157, 0.06) 0%, rgba(0, 169, 157, 0.02) 100%);
    border: 1px solid rgba(0, 169, 157, 0.12);
    border-radius: 12px;
    padding: 20px 24px;
    transition: all var(--transition-fast);
}

.advantage-mini-card:hover {
    background: linear-gradient(135deg, rgba(0, 169, 157, 0.1) 0%, rgba(0, 169, 157, 0.04) 100%);
    border-color: var(--color-primary);
}

.advantage-mini-card h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 6px;
    font-family: var(--font-body);
}

.advantage-mini-card p {
    font-size: 13px;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: 0;
}

/* 閫傜敤鍦烘櫙鏍囩 */
.scenario-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.scenario-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-primary);
    background: rgba(0, 169, 157, 0.08);
    padding: 8px 20px;
    border-radius: 30px;
    border: 1px solid rgba(0, 169, 157, 0.15);
    transition: all var(--transition-fast);
}

.scenario-tag:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* 瀛愭湇鍔″垪琛ㄥ尯 */
.sub-services-section {
    padding: 100px 0;
}

.sub-services-section .section-title {
    margin-bottom: 60px;
}

/* 鏍稿績浼樺娍鍖猴紙娣辫壊鑳屾櫙锛?*/
.service-advantages-section {
    padding: 80px 0;
    background: #f5f7fa;
    color: #333;
    position: relative;
}

.service-advantages-section .section-title h2 {
    color: #1a1a2e;
}

.service-advantages-section .section-title p {
    color: #666;
}

.service-advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.service-advantage-card {
    text-align: center;
    padding: 36px 24px 28px;
    background: #fff;
    border: 1px solid #e8ecf0;
    border-radius: 16px;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.service-advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), #3498db);
}

.service-advantage-card:hover {
    background: #fff;
    border-color: var(--color-primary);
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.service-advantage-card .advantage-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary), #2ecc71);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 4px 15px rgba(26, 188, 156, 0.3);
}

.service-advantage-card .advantage-icon svg {
    width: 26px;
    height: 26px;
    color: #fff;
}

.service-advantage-card h3 {
    font-size: 18px;
    color: #1a1a2e;
    margin-bottom: 10px;
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
}

.service-advantage-card p {
    font-size: 14px;
    line-height: 1.7;
    color: #666;
    max-width: 220px;
    margin: 0 auto;
}

/* 閫傜敤鍦烘櫙鍖?*/
.service-scenarios-section {
    padding: 100px 0;
    background: var(--color-bg-secondary);
}

.service-scenarios-section .section-title {
    margin-bottom: 48px;
}

.service-scenarios-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    max-width: 900px;
    margin: 0 auto;
}

.service-scenarios-list .scenario-tag {
    font-size: 15px;
    padding: 12px 28px;
}

/* 鏈嶅姟瀛愰〉闈TA鍖?*/
.service-cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a2a3a 0%, #2C3E50 100%);
    text-align: center;
}

.service-cta-section h2 {
    color: #fff;
    font-size: 36px;
    margin-bottom: 16px;
}

.service-cta-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 18px;
    margin-bottom: 32px;
}

/* 鍝嶅簲寮?- 鏈嶅姟瀛愰〉闈?*/
@media (max-width: 1024px) {
    .service-advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .sub-service-card {
        padding: 36px 28px;
    }
}

@media (max-width: 768px) {
    .service-category-overview {
        padding: 30px 0;
    }

    .sub-services-section {
        padding: 60px 0;
    }

    .sub-service-card {
        padding: 28px 20px;
    }

    .sub-service-card h3 {
        font-size: 22px;
    }

    .advantage-mini-grid {
        grid-template-columns: 1fr;
    }

    .service-advantages-grid {
        grid-template-columns: 1fr;
    }

    .service-advantages-section,
    .service-scenarios-section,
    .service-cta-section {
        padding: 50px 0;
    }

    .service-cta-section h2 {
        font-size: 28px;
    }
}

/* ============================================
   服务项目合集卡片布局
   ============================================ */
.service-collection-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 40px;
}

.collection-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.collection-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

/* 重点推荐卡片 - 占满整行 */
.collection-card-featured {
    grid-column: 1 / -1;
}

/* 所有卡片图片高度统一 */
.collection-card-image {
    height: 200px;
    overflow: hidden;
}

.collection-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.collection-card:hover .collection-card-image img {
    transform: scale(1.05);
}

.collection-card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.collection-card-number {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 12px;
    width: fit-content;
}

.collection-card-body h3 {
    font-size: 20px;
    color: var(--color-text-heading);
    margin-bottom: 10px;
    font-family: var(--font-heading);
}

.collection-card-body p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: 16px;
    flex: 1;
}

.collection-card-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: auto;
    transition: gap 0.3s;
}

.collection-card:hover .collection-card-link {
    gap: 8px;
}

@media (max-width: 768px) {
    .service-collection-grid {
        grid-template-columns: 1fr;
    }
    .collection-card-featured .collection-card-image {
        height: 200px;
    }
}

/* ============================================
   产品方案页面样式
   ============================================ */

/* 区块容器 */
.plan-section {
    padding: 80px 0;
    background-color: var(--color-bg-primary);
}

.plan-section--alt {
    background-color: var(--color-bg-secondary);
}

/* 区块标题 */
.plan-section-title {
    text-align: center;
    margin-bottom: 60px;
}

.plan-section-title h2 {
    font-size: 42px;
    font-weight: 700;
    color: var(--color-text-heading);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.plan-section-title p {
    font-size: 18px;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* 3列网格 */
.plan-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* 卡片 */
.plan-card {
    background-color: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.plan-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

/* 卡片顶部图片 */
.plan-card-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.plan-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.plan-card:hover .plan-card-image img {
    transform: scale(1.06);
}

/* 卡片内容区 */
.plan-card-body {
    padding: 28px 28px 32px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* 标签区域 */
.plan-card-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

/* 标签样式 */
.plan-card-badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-primary);
    background: rgba(0, 169, 157, 0.08);
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid rgba(0, 169, 157, 0.15);
    transition: all 0.3s ease;
}

.plan-card-badge--budget {
    color: var(--color-accent);
    background: rgba(201, 169, 97, 0.08);
    border-color: rgba(201, 169, 97, 0.2);
}

.plan-card-badge--scenario {
    color: var(--color-text-body);
    background: var(--color-bg-secondary);
    border-color: var(--color-border);
}

/* 卡片标题 */
.plan-card-body h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-text-heading);
    margin-bottom: 20px;
    font-family: var(--font-heading);
}

/* 服务列表 */
.plan-card-services {
    margin-bottom: 20px;
    flex: 1;
}

.plan-card-services li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--color-text-body);
    padding: 6px 0;
    line-height: 1.6;
}

.plan-card-services li svg {
    flex-shrink: 0;
    color: var(--color-primary);
}

/* 卡片说明文字 */
.plan-card-desc {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

/* 底部CTA按钮 */
.plan-card-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 8px;
    transition: all 0.3s ease;
    text-align: center;
    margin-top: auto;
}

.plan-card-cta:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, #006b64 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 169, 157, 0.35);
    color: #fff;
}

/* CTA区块 */
.plan-cta {
    position: relative;
    padding: 100px 0;
    text-align: center;
    overflow: hidden;
}



.plan-cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 42, 58, 0.92) 0%, rgba(44, 62, 80, 0.88) 100%);
}

.plan-cta-content {
    position: relative;
    z-index: 2;
}

.plan-cta-content h2 {
    color: #fff;
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 16px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.plan-cta-content p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 18px;
    margin-bottom: 32px;
    line-height: 1.7;
}

.plan-cta-content .btn-primary {
    padding: 16px 40px;
    font-size: 18px;
}

/* 响应式 - 平板 */
@media (max-width: 1024px) {
    .plan-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .plan-section-title h2 {
        font-size: 36px;
    }
}

/* 响应式 - 手机 */
@media (max-width: 768px) {
    .plan-section {
        padding: 60px 0;
    }

    .plan-section--alt {
        padding: 60px 0;
    }

    .plan-section-title {
        margin-bottom: 40px;
    }

    .plan-section-title h2 {
        font-size: 28px;
    }

    .plan-section-title p {
        font-size: 16px;
    }

    .plan-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .plan-card-image {
        height: 200px;
    }

    .plan-card-body {
        padding: 24px 20px 28px;
    }

    .plan-card-body h3 {
        font-size: 22px;
    }

    .plan-cta {
        padding: 80px 0;
    }

    .plan-cta-content h2 {
        font-size: 28px;
    }

    .plan-cta-content p {
        font-size: 16px;
    }
}

/* ============================================
   产品方案详情页样式 (plan-detail)
   ============================================ */

/* 区块容器 */
.plan-detail-section {
    padding: 80px 0;
    background-color: var(--color-bg-primary);
}

.plan-detail-section--alt {
    background-color: var(--color-bg-secondary);
}

/* 概述区块 - 横向图标卡片设计 */
.plan-detail-overview {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.plan-detail-overview-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s ease;
}

.plan-detail-overview-item:hover {
    border-color: rgba(0, 169, 157, 0.2);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    transform: translateY(-2px);
}

.plan-detail-overview-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: rgba(0, 169, 157, 0.08);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.plan-detail-overview-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.plan-detail-overview-content {
    flex: 1;
    min-width: 0;
}

.plan-detail-overview-label {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-heading);
    margin-bottom: 6px;
}

.plan-detail-overview-value {
    display: block;
    font-size: 14px;
    font-weight: 400;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* 服务列表 - 自适应布局 */
.plan-detail-services {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
}

/* 根据子元素数量自动调整布局 */
.plan-detail-services:has(> .plan-detail-service-card:nth-child(3):last-child) > .plan-detail-service-card,
.plan-detail-services:has(> .plan-detail-service-card:nth-child(4):last-child) > .plan-detail-service-card {
    flex: 0 0 calc(25% - 18px);
    min-width: 260px;
    max-width: 300px;
}

.plan-detail-services:has(> .plan-detail-service-card:nth-child(5):last-child) > .plan-detail-service-card,
.plan-detail-services:has(> .plan-detail-service-card:nth-child(6):last-child) > .plan-detail-service-card {
    flex: 0 0 calc(33.333% - 16px);
    min-width: 280px;
    max-width: 380px;
}

.plan-detail-services:has(> .plan-detail-service-card:nth-child(7):last-child) > .plan-detail-service-card,
.plan-detail-services:has(> .plan-detail-service-card:nth-child(8):last-child) > .plan-detail-service-card {
    flex: 0 0 calc(25% - 18px);
    min-width: 260px;
    max-width: 300px;
}

/* 默认情况 - 3列布局 */
.plan-detail-services > .plan-detail-service-card {
    flex: 0 0 calc(33.333% - 16px);
    min-width: 300px;
    max-width: 400px;
}

/* 服务卡片 */
a.plan-detail-service-card {
    display: block;
    text-decoration: none;
    color: inherit;
}

.plan-detail-service-card {
    background: #fff;
    border-radius: 12px;
    padding: 32px 28px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: all var(--transition-fast);
    border: 1px solid transparent;
    cursor: pointer;
}

.plan-detail-service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    border-color: var(--color-primary);
}

.plan-detail-service-card:active {
    transform: translateY(-2px);
}

.plan-detail-service-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-heading);
    margin-bottom: 12px;
    font-family: var(--font-heading);
    line-height: 1.4;
}

.plan-detail-service-card p {
    font-size: 14px;
    color: var(--color-text-body);
    line-height: 1.8;
    margin-bottom: 0;
}

/* 服务图标 - 品牌色圆形背景 */
.plan-detail-service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px rgba(0, 169, 157, 0.3);
}

.plan-detail-service-icon svg {
    width: 32px;
    height: 32px;
    color: #fff;
}

/* 优势区块 - 2列网格 */
.plan-detail-advantages {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.plan-detail-advantage-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
    background: #fff;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    transition: all var(--transition-fast);
}

.plan-detail-advantage-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.plan-detail-advantage-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: rgba(0, 169, 157, 0.08);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.plan-detail-advantage-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.plan-detail-advantage-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-heading);
    margin-bottom: 6px;
    font-family: var(--font-body);
}

.plan-detail-advantage-item p {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 0;
}

/* 适用场景标签区 */
.plan-detail-scenarios {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-top: 40px;
}

.plan-detail-scenario-tag {
    display: inline-block;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-primary);
    background: rgba(0, 169, 157, 0.08);
    padding: 12px 28px;
    border-radius: 30px;
    border: 1px solid rgba(0, 169, 157, 0.15);
    transition: all var(--transition-fast);
    cursor: default;
}

.plan-detail-scenario-tag:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 169, 157, 0.3);
}

/* 响应式 - 平板 */
@media (max-width: 1024px) {
    .plan-detail-overview {
        grid-template-columns: repeat(2, 1fr);
    }

    .plan-detail-services {
        gap: 20px;
    }

    .plan-detail-services > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(3):last-child) > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(4):last-child) > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(5):last-child) > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(6):last-child) > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(7):last-child) > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(8):last-child) > .plan-detail-service-card {
        flex: 0 0 calc(50% - 10px);
        min-width: 280px;
        max-width: none;
    }
}

/* 响应式 - 手机 */
@media (max-width: 768px) {
    .plan-detail-section {
        padding: 60px 0;
    }

    .plan-detail-overview {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .plan-detail-services {
        gap: 16px;
    }

    .plan-detail-services > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(3):last-child) > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(4):last-child) > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(5):last-child) > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(6):last-child) > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(7):last-child) > .plan-detail-service-card,
    .plan-detail-services:has(> .plan-detail-service-card:nth-child(8):last-child) > .plan-detail-service-card {
        flex: 1 1 100%;
        min-width: auto;
        max-width: none;
    }

    .plan-detail-advantages {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .plan-detail-scenarios {
        gap: 10px;
    }

    .plan-detail-scenario-tag {
        font-size: 14px;
        padding: 10px 20px;
    }
}

/* ============================================
   场景化方案子页面样式 (.plan-detail-)
   ============================================ */

/* 内容区块 */
.plan-detail-section {
    padding: 80px 0;
    background-color: var(--color-bg-primary);
}

.plan-detail-section--alt {
    background-color: var(--color-bg-secondary);
}

/* 概述区块 */
.plan-detail-overview {
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
}

.plan-detail-overview-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
}

.plan-detail-overview-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.plan-detail-overview-item:first-child {
    padding-top: 0;
}

.plan-detail-overview-label {
    flex-shrink: 0;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 1px;
    text-transform: uppercase;
    min-width: 90px;
    padding-top: 2px;
}

.plan-detail-overview-value {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-body);
}

/* 方案优势 */
.plan-detail-advantages {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.plan-detail-advantage-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    transition: all var(--transition-fast);
}

.plan-detail-advantage-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.plan-detail-advantage-item svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    margin-top: 2px;
}

.plan-detail-advantage-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-heading);
    margin-bottom: 6px;
    font-family: var(--font-body);
}

.plan-detail-advantage-item p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: 0;
}

/* 适用场景标签 */
.plan-detail-scenarios {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
    max-width: 900px;
    margin: 0 auto;
}

.plan-detail-scenario-tag {
    display: inline-block;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-primary);
    background: rgba(0, 169, 157, 0.08);
    padding: 12px 28px;
    border-radius: 30px;
    border: 1px solid rgba(0, 169, 157, 0.15);
    transition: all var(--transition-fast);
    cursor: default;
}

.plan-detail-scenario-tag:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}




/* 优先级建议卡片 */
.service-priority-section {
    padding: 60px 0;
    background: linear-gradient(180deg, #F8FAFB 0%, #FFFFFF 100%);
}
.priority-card {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 48px;
    background: linear-gradient(135deg, rgba(0,169,157,0.05) 0%, rgba(0,169,157,0.02) 100%);
    border-radius: 12px;
    border: 1px solid rgba(0,169,157,0.15);
    text-align: center;
}
.priority-card p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text-body);
}

/* 产品方案新样式 */
.plan-hero-price {
    text-align: center;
    padding: 40px 0 20px;
}
.plan-hero-price .price-label {
    display: block;
    font-size: 14px;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}
.plan-hero-price .price-amount {
    font-size: 56px;
    font-weight: 800;
    color: var(--color-primary);
    font-family: var(--font-heading);
}
.plan-hero-price .price-unit {
    font-size: 18px;
    color: var(--color-text-muted);
    margin-left: 4px;
}
.plan-price-note {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 14px;
    margin-bottom: 40px;
}
.plan-desc-box {
    background: rgba(0,169,157,0.05);
    border: 1px solid rgba(0,169,157,0.15);
    border-radius: 12px;
    padding: 24px 32px;
    margin: 24px 0 32px;
    font-size: 17px;
    line-height: 1.8;
}
.plan-desc-box p {
    margin-bottom: 8px;
}
.plan-desc-box p:last-child {
    margin-bottom: 0;
}
.plan-note-box {
    background: linear-gradient(135deg, #FFF8E1 0%, #FFFDE7 100%);
    border: 1px solid #FFE082;
    border-radius: 12px;
    padding: 20px 28px;
    margin: 24px 0;
    text-align: center;
    font-size: 16px;
}
.plan-markdown-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 0;
}
.plan-markdown-content h3 {
    font-size: 22px;
    color: var(--color-text-heading);
    font-family: var(--font-heading);
    margin: 32px 0 16px;
}
.plan-markdown-content p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text-body);
    margin-bottom: 16px;
}
.styled-list {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
}
.styled-list li {
    padding: 10px 0 10px 28px;
    position: relative;
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-text-body);
    border-bottom: 1px solid var(--color-border);
}
.styled-list li:last-child {
    border-bottom: none;
}
.styled-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 10px;
    color: var(--color-primary);
    font-weight: 700;
}
.styled-list li strong {
    color: var(--color-text-heading);
}
.plan-timeline {
    margin: 20px 0 30px;
}
.timeline-item {
    display: flex;
    gap: 16px;
    padding: 14px 20px;
    border-left: 3px solid var(--color-primary);
    margin-bottom: 8px;
    background: var(--color-bg-secondary);
    border-radius: 0 8px 8px 0;
}
.timeline-month {
    font-weight: 700;
    color: var(--color-primary);
    white-space: nowrap;
    min-width: 90px;
    font-size: 14px;
}
.timeline-desc {
    font-size: 15px;
    color: var(--color-text-body);
}
/* 价格标签在卡片中 */
.plan-card-price {
    font-size: 28px;
    font-weight: 800;
    color: var(--color-primary);
    font-family: var(--font-heading);
    margin: 8px 0;
}
.plan-card-price small {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-text-muted);
}
.plan-card-min-period {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 12px;
}
.plan-grid-4 {
    grid-template-columns: repeat(4, 1fr) !important;
}
.plan-card--diagnosis .plan-card-image {
    opacity: 0.85;
}
@media (max-width: 1200px) {
    .plan-grid-4 {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}
@media (max-width: 768px) {
    .plan-grid-4 {
        grid-template-columns: 1fr !important;
    }
}