/* ==========================================
   白鲸文化官网静态页面样式
   1:1 复刻 yinqingli.com
   ========================================== */

/* CSS 变量定义 */
:root {
    /* 主色调 */
    --color-primary: #00A0E9;
    --color-primary-dark: #0088CC;
    --color-primary-light: #33B5E5;

    /* 强调色 */
    --color-accent: #1a7fd4;
    --color-accent-hover: #1565c0;

    /* 中性色 */
    --color-text-primary: #333333;
    --color-text-secondary: #666666;
    --color-text-light: #999999;
    --color-border: #E5E5E5;
    --color-bg-light: #F5F5F5;
    --color-bg-white: #FFFFFF;

    /* 功能色 */
    --color-success: #52C41A;
    --color-warning: #FAAD14;
    --color-error: #FF4D4F;
    --color-info: #1890FF;

    /* 字体 */
    --font-family-cn: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", sans-serif;
    --font-family-en: Arial, Helvetica, sans-serif;

    /* 间距 */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;

    /* 圆角 */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;

    /* 阴影 */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.16);

    /* 过渡 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ==========================================
   基础重置
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-cn);
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-bg-white);
}

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

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

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

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 36px; }
h2 { font-size: 32px; }
h3 { font-size: 24px; }
h4 { font-size: 20px; }
h5 { font-size: 17px; }
h6 { font-size: 15px; }

/* ==========================================
   容器 - 调整为更紧凑的1200px
   ========================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.sep-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--border-radius-sm);
    font-size: 15px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: white;
}

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

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

.btn-orange {
    background-color: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}

.btn-orange:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: white;
}

.btn-large {
    padding: 14px 36px;
    font-size: 16px;
}

.btn-link {
    color: var(--color-primary);
    font-weight: 500;
}

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

/* ==========================================
   顶部栏
   ========================================== */
.top-bar {
    background-color: #F8F8F8;
    border-bottom: 1px solid var(--color-border);
    font-size: 13px;
    padding: 10px 0;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left a {
    color: var(--color-text-secondary);
    margin-right: var(--spacing-lg);
}

.top-bar-left i {
    color: var(--color-primary);
    margin-right: 4px;
}

.top-bar-right a {
    color: var(--color-text-secondary);
    margin-left: var(--spacing-lg);
    transition: color var(--transition-fast);
}

.top-bar-right a:hover {
    color: var(--color-primary);
}

.top-bar-right i {
    margin-right: 4px;
}

/* ==========================================
   头部导航
   ========================================== */
.header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 15px;
}

/* Logo区域 */
.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-shrink: 0;
}

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

.logo img {
    height: 50px;
    width: auto;
}

.logo .slogan {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-left: 15px;
    border-left: 1px solid #e5e5e5;
}

.logo .slogan span {
    font-size: 12px;
    color: #666;
    line-height: 1.4;
    white-space: nowrap;
}

.logo .slogan span:first-child {
    color: #00A0E9;
    font-weight: 600;
    font-size: 13px;
}

/* 主导航 */
.main-nav {
    flex: 1;
    display: flex;
    justify-content: center;
    margin: 0 20px;
}

.main-nav ul {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav li {
    position: relative;
}

.main-nav a {
    display: block;
    color: #333;
    font-size: 15px;
    font-weight: 500;
    padding: 10px 18px;
    white-space: nowrap;
    text-decoration: none;
    transition: color 0.3s;
    position: relative;
}

.main-nav a:hover,
.main-nav li:hover > a {
    color: #00A0E9;
}

.main-nav a.active {
    color: #00A0E9;
}

.main-nav a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background-color: #00A0E9;
}

/* ===== Mega Menu 大菜单（效果营销）===== */
.main-nav .has-dropdown {
    position: relative !important;
}

.main-nav .has-dropdown > a i {
    font-size: 11px;
    margin-left: 4px;
    transition: transform 0.3s ease;
}

.main-nav .has-dropdown:hover > a i {
    transform: rotate(180deg);
}

/* 大菜单容器 */
.main-nav .mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    min-width: 640px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.06);
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
    z-index: 9999;
    padding: 20px 24px;
    border-top: 3px solid #1a7fd4;
    transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.main-nav .has-dropdown:hover > .mega-menu {
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    transform: translateX(-50%) translateY(0);
}

/* 内部网格 */
.mega-inner {
    display: flex;
    gap: 8px;
}

/* 每个菜单项 */
.mega-item {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 12px;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
}
.mega-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #e8f4fd 0%, #fff 100%);
    opacity: 0;
    transition: opacity 0.25s ease;
}
.mega-item:hover::before {
    opacity: 1;
}
.mega-item:hover {
    box-shadow: 0 4px 15px rgba(26,127,212,0.12);
    transform: translateY(-2px);
}

/* 图标区域 */
.mega-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: linear-gradient(135deg, #1a7fd4 0%, #5ab0f5 100%);
    color: #fff;
    font-size: 18px;
    flex-shrink: 0;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}
.mega-item:hover .mega-icon {
    background: linear-gradient(135deg, #1565c0 0%, #1a7fd4 100%);
    box-shadow: 0 3px 10px rgba(26,127,212,0.30);
    transform: scale(1.05);
}

/* 文字区域 */
.mega-text {
    display: flex;
    flex-direction: column;
    gap: 3px;
    position: relative;
    z-index: 1;
    min-width: 0;
}
.mega-title {
    font-size: 14px;
    font-weight: 600;
    color: #333;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color 0.25s ease;
}
.mega-item:hover .mega-title {
    color: #1a7fd4;
}
.mega-desc {
    font-size: 12px;
    color: #999;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* HOT标签 */
.hot-tag {
    background-color: #ef5350;
    color: white;
    font-size: 10px;
    padding: 1px 6px;
    border-radius: 8px;
    margin-left: 5px;
    vertical-align: super;
    display: inline-block;
    line-height: 1.5;
    font-weight: 600;
}

/* 搜索框 */
.search-box {
    flex-shrink: 0;
}

.search-box form {
    display: flex;
    align-items: center;
    border: 1px solid #e5e5e5;
    border-radius: 20px;
    overflow: hidden;
    background-color: #f8f8f8;
}

.search-box input {
    padding: 8px 15px;
    border: none;
    background: transparent;
    font-size: 13px;
    width: 180px;
    outline: none;
}

.search-box button {
    padding: 8px 15px;
    border: none;
    background-color: #00A0E9;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s;
}

.search-box button:hover {
    background-color: #0088CC;
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: #333;
    transition: all 0.3s;
}


.search-box button {
    padding: 10px 18px;
    background-color: var(--color-primary);
    color: white;
    border: 2px solid var(--color-primary);
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    cursor: pointer;
    font-size: 14px;
    transition: background-color var(--transition-fast);
}

.search-box button:hover {
    background-color: var(--color-primary-dark);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--color-text-primary);
    cursor: pointer;
}

/* ==========================================
   Banner轮播
   ========================================== */
/* ==========================================
   Banner 轮播 - 简洁图片轮播（a标签嵌图）
   ========================================== */
.hero-slider {
    position: relative;
    height: 500px;
    overflow: hidden;
    background-color: #1a1a2e;
}

.slider-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    z-index: 0;
}

.slide.active {
    opacity: 1;
    z-index: 1;
}

.slide a {
    display: block;
    width: 100%;
    height: 100%;
}

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

/* 轮播指示点 */
.slider-dots {
    position: absolute;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 5;
}

.slider-dots .dot {
    width: 12px;
    height: 12px;
    background-color: rgba(255,255,255,0.45);
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.3s;
}

.slider-dots .dot.active {
    background-color: #fff;
    transform: scale(1.2);
}

/* 左右箭头 */
.slider-prev,
.slider-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0,0,0,0.25);
    color: #fff;
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
}

.slider-prev { left: 22px; }
.slider-next { right: 22px; }

.slider-prev:hover,
.slider-next:hover {
    background-color: rgba(0,0,0,0.55);
}

/* ==========================================
   核心服务卡片 - 更紧凑饱满
   ========================================== */
.services-section {
    padding: 70px 0;
    background-color: var(--color-bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.service-card {
    background-color: white;
    padding: 30px 20px;
    border-radius: var(--border-radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    display: block;
}

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

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon img {
    max-width: 100%;
    max-height: 100%;
}

.service-card h3 {
    font-size: 19px;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.service-card p {
    font-size: 14px;
    color: var(--color-text-light);
}

/* ==========================================
   四大业务板块 - 按目标站1:1复刻（重设计版）
   ========================================== */

/* 主容器 */
.sep-section1 {
    padding: 50px 0 15px;
    background-color: #f7f8fa;
}

.sep-section1-new {
    padding: 50px 0 10px;
    background-color: #f7f8fa;
}

.sep-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* row: 两列布局 */
.sep-section1 .row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -12px;
    align-items: stretch;
}

/* 每列占50% */
.sep-section1 .col-md-6 {
    width: 50%;
    padding: 0 12px;
    box-sizing: border-box;
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
}

/* 每个 box */
.sep-section1 .box {
    background-color: #fff;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
    transition: box-shadow 0.3s ease;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.sep-section1 .box:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

/* 标题栏 */
.sep-section1 .hd {
    font-size: 18px;
    font-weight: 700;
    color: #222;
    padding: 15px 20px;
    border-bottom: 1px solid #f0f0f0;
    letter-spacing: 0.5px;
}

/* 内容区：左图右卡片 */
.sep-section1 .bd {
    display: flex;
    padding: 16px;
    gap: 16px;
    min-height: 280px;
    align-items: flex-start;
    flex: 1;
}

/* ===== 左侧：大图 + Swiper轮播叠加 ===== */
.box-slide {
    width: 240px;
    flex-shrink: 0;
    overflow: hidden;
}

/* Swiper容器：占满高度 */
.box-slide .swiper-container {
    width: 100%;
    height: 260px;
}

/* Swiper slide：高度自动 */
.box-slide .swiper-slide {
    height: auto;
}

/* 轮播内的 box 容器：重置样式避免冲突 */
.box-slide .swiper-slide .box {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    height: 100%;
    background: none;
    box-shadow: none;
}

.box-slide .swiper-slide .box:hover {
    box-shadow: none;
}

.box-slide .thumb {
    display: block;
    position: relative;
    height: 100%;
    text-decoration: none;
}

.box-slide .thumb img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
    border-radius: 4px;
}

/* 图片上的文字叠加层 */
.box-slide .box-info {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.6) 100%);
    padding: 22px 16px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: #fff;
    border-radius: 4px;
}

.box-info.center {
    align-items: flex-start;
    text-align: left;
}

/* 社交营销的叠加层（深蓝色调）*/
.box-info.box-info2 {
    background: linear-gradient(180deg, rgba(24,77,126,0.35) 0%, rgba(13,33,55,0.78) 100%);
}

/* 品牌/别名小字 */
.alias, .alias2 {
    font-size: 12px;
    opacity: 0.9;
    margin-bottom: 6px;
    font-weight: 400;
    letter-spacing: 0.5px;
}
.alias sup { font-size: 9px; }

/* 主标题 */
.title, .title2 {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 10px;
    color: #fff;
}

/* 描述列表 */
.summary, .summary2 {
    font-size: 12px;
    line-height: 1.75;
    opacity: 0.85;
    color: #eee;
}

/* ===== 右侧：卡片网格 ===== */
.box-sort {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* 卡片行容器 - 两行均分高度 */
.box-sort .box-container {
    display: flex;
    gap: 10px;
    flex: 1;
    min-height: 0;
}

.box-sort .box-container:last-child {
    margin-bottom: 0;
}

/* 卡片列 */
.box-s {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}
.box-md-4 { }
.box-md-6 { }

/* ---- 卡片类型 A: 大图标卡片 ---- */
.box-b {
    background-color: #fafbfc;
    border: 1px solid #eef0f2;
    border-radius: 4px;
    padding: 14px 12px 14px 58px;
    position: relative;
    transition: all 0.25s ease;
    height: 100%;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.box-b:hover {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    border-color: #ddd;
}

.box-b .title {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #333;
    text-decoration: none;
    margin-bottom: 4px;
    line-height: 1.4;
    transition: color 0.2s;
}

.box-b:hover .title {
    color: var(--color-accent, #1a7fd4);
}

.box-b .summary {
    display: block;
    font-size: 11px;
    color: #999;
    text-decoration: none;
    line-height: 1.55;
    transition: color 0.2s;
}

.box-b:hover .summary {
    color: #666;
}

/* 图标（绝对定位在左侧） */
.box-b .thumb {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.box-b .thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* ---- 卡片类型 B: 小文字卡片（竖排）---- */
.box-x {
    background-color: #fafbfc;
    border: 1px solid #eef0f2;
    border-radius: 4px;
    padding: 11px 14px;
    margin-bottom: 10px;
    transition: all 0.25s ease;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.box-x:last-child {
    margin-bottom: 0;
}

.box-x:hover {
    background-color: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border-color: #e0e0e0;
}

.box-x .title {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #333;
    text-decoration: none;
    margin-bottom: 3px;
    line-height: 1.4;
    transition: color 0.2s;
}

.box-x:hover .title {
    color: var(--color-accent, #1a7fd4);
}

.box-x .summary {
    display: block;
    font-size: 11px;
    color: #999;
    text-decoration: none;
    line-height: 1.5;
}

/* ---- 卡片类型 C: 小图标卡片（三等分）---- */
.box-b.box-c {
    padding: 12px 8px 12px 46px;
    height: 100%;
}

.box-b.box-c .title {
    font-size: 12px;
    margin-bottom: 2px;
}

.box-b.box-c .summary {
    font-size: 10px;
    line-height: 1.45;
}

.box-b.box-c .thumb {
    left: 6px;
    width: 32px;
    height: 32px;
}

/* ---- 卡片类型 D: 底部特性卡片（两等分）---- */
.box-b.box-d {
    padding: 12px 14px;
    background-color: #f5f6f7;
    border: 1px solid #eef0f2;
    justify-content: center;
    min-height: 70px;
    height: 100%;
}

.box-b.box-d .title {
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 3px;
    color: #444;
}

.box-b.box-d .summary {
    font-size: 10px;
    line-height: 1.5;
    color: #888;
}

.box-b.box-d:hover {
    background-color: #eee;
}

/* 底部装饰图 */
.sep-section1 .bottom {
    text-align: center;
    padding: 8px 0 16px;
}

.sep-section1 .bottom img {
    max-width: 70px;
    opacity: 0.5;
}

/* ==========================================
   四大业务板块 - 响应式
   ========================================== */

@media (max-width: 992px) {
    .sep-section1 .col-md-6 {
        width: 100%;
        margin-bottom: 20px;
    }

    .sep-section1 .bd {
        flex-direction: column;
    }

    .box-slide {
        width: 100%;
        height: auto;
    }

    .box-slide .thumb img {
        height: 200px;
    }
}

@media (max-width: 576px) {
    .box-sort .box-container {
        flex-wrap: wrap;
    }

    .box-s.box-md-4 {
        width: calc(33.333% - 6px);
    }

    .box-s.box-md-6 {
        width: calc(50% - 4px);
    }
}
/* ==========================================
   品牌出海板块 - 重新设计（参考目标站）
   ========================================== */
.branding-section {
    position: relative;
    background: url('../images/branding-bg.jpg') center top no-repeat #1a1a2e;
    background-size: cover;
    color: white;
    padding: 100px 0 80px;
    overflow: hidden;
}

/* 暗色叠加层 */
.branding-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(180deg, rgba(10,15,30,0.7) 0%, rgba(20,25,45,0.85) 100%);
    z-index: 1;
}

/* 顶部白色圆形装饰 */
.branding-decoration {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 25px;
    background-color: white;
    border-radius: 0 0 50px 50px;
    z-index: 2;
}

.branding-decoration::after {
    content: '🌐';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 16px;
    color: #666;
}

/* 内容容器 */
.branding-section .container {
    position: relative;
    z-index: 2;
}

.branding-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

/* 标题区域 */
.branding-content h2 {
    font-size: 36px;
    font-weight: 700;
    color: white;
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.branding-subtitle {
    font-size: 14px;
    color: rgba(255,255,255,0.85);
    margin-bottom: 60px;
    font-weight: 300;
    letter-spacing: 0.5px;
}

/* 三步骤横向布局 */
.branding-steps {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 0;
    margin-bottom: 60px;
}

.branding-step {
    flex: 1;
    max-width: 280px;
    padding: 0 20px;
}

.step-text {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.step-title {
    font-size: 18px;
    font-weight: 600;
    color: white;
    line-height: 1.4;
}

.step-en {
    font-size: 13px;
    color: rgba(255,255,255,0.65);
    font-weight: 300;
}

/* 竖线分隔符 */
.step-divider {
    width: 1px;
    height: 50px;
    background: linear-gradient(180deg, transparent 0%, rgba(255,255,255,0.3) 50%, transparent 100%);
    margin-top: 5px;
    flex-shrink: 0;
}

/* CTA按钮 */
.branding-cta {
    text-align: center;
}

.btn-branding {
    display: inline-block;
    background: linear-gradient(135deg, #1976d2 0%, #1565c0 100%);
    color: white;
    font-size: 16px;
    font-weight: 500;
    padding: 14px 42px;
    border-radius: 30px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(26,127,212,0.4);
    letter-spacing: 0.5px;
}

.btn-branding:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26,127,212,0.5);
    background: linear-gradient(135deg, #1a7fd4 0%, #42a5f5 100%);
}

/* ==========================================
   客户案例板块 - 列表式布局（参考目标站）
   ========================================== */
.cases-section {
    padding: 70px 0;
    background-color: #fff;
}

/* 标题装饰线 */
.cases-section .section-header h2::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background-color: var(--color-accent);
    margin: 12px auto 0;
    border-radius: 2px;
}

/* 案例列表容器 */
.cases-list {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

/* 单个案例行 */
.case-item {
    display: flex;
    gap: 24px;
    background: #fff;
    transition: box-shadow 0.3s ease;
}

.case-item:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

/* 左侧网站截图 */
.case-image {
    width: 280px;
    flex-shrink: 0;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid #eee;
    background-color: #f8f9fa;
}

.case-image img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.case-item:hover .case-image img {
    transform: scale(1.03);
}

/* 右侧内容区 */
.case-body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* 顶部：标题 + 浏览量 */
.case-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 10px;
}

/* 案例标题 */
.case-title {
    font-size: 22px;
    font-weight: 700;
    color: #222;
    margin: 0 !important;
    display: flex;
    align-items: center;
    gap: 10px;
}

.title-marker {
    display: inline-block;
    width: 7px;
    height: 7px;
    background-color: var(--color-accent);
    border-radius: 1px;
    flex-shrink: 0;
    margin-top: 6px;
}

/* 右侧浏览量统计 */
.case-stats {
    text-align: right;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

.case-stats .stats-label {
    font-size: 12px;
    color: #999;
    font-weight: 400;
}

.case-stats .stats-number {
    font-size: 30px;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1.1;
}

.stats-unit {
    font-size: 18px;
    font-weight: 600;
}

/* 案例描述文字 */
.case-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.75;
    margin-bottom: 14px !important;
    max-height: 52px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* 元数据横排（一行显示） */
.case-meta-row {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.meta-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
}

.meta-tag i {
    color: var(--color-primary);
    font-size: 13px;
    width: 16px;
    text-align: center;
}

.meta-label {
    color: #999;
}

.meta-value {
    color: var(--color-accent);
    font-weight: 500;
}

.meta-divider {
    width: 1px;
    height: 14px;
    background-color: #ddd;
    margin: 0 6px;
    flex-shrink: 0;
}

/* 底部"更多案例"链接 - 按钮风格 */
.cases-footer {
    padding-top: 40px;
    text-align: center;
}

.more-cases-link {
    display: inline-block;
    font-size: 15px;
    color: var(--color-accent);
    text-decoration: none;
    padding: 10px 36px;
    border: 1px solid var(--color-accent);
    border-radius: var(--border-radius-md);
    transition: all 0.3s ease;
    position: relative;
    background-color: #fff;
}

.more-cases-link::after {
    display: none;
}

.more-cases-link:hover {
    background-color: var(--color-accent);
    color: #fff;
    box-shadow: 0 4px 12px rgba(240, 132, 33, 0.3);
}

/* ==========================================
   外贸学堂板块 - 左右布局重新设计
   ========================================== */
.academy-section {
    background-color: #f7f8fa;
    padding: 60px 0 70px;
}

.academy-section .section-header {
    margin-bottom: 35px;
}

.academy-section .section-header h2 {
    font-size: 26px;
    font-weight: 700;
    color: #222;
    position: relative;
    display: inline-block;
    padding-bottom: 12px;
}

.academy-section .section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background-color: var(--color-accent);
    border-radius: 2px;
}

.academy-grid {
    display: flex;          /* 改用 Flexbox 更好控制顶部对齐 */
    flex-direction: row;
    gap: 25px;
    align-items: flex-start;
}

/* ===== 左侧：文章卡片区 ===== */
.academy-main {
    flex: 1;  /* 占据剩余全部宽度 */
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    align-items: stretch;
    /* 清除可能导致顶部偏移的间距 */
    margin-top: 0 !important;
    padding-top: 0 !important;
}

/* 文章卡片基础样式 */
.academy-card {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    border: 1px solid #f0f0f0;
    height: 100%;
}

.academy-card:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
    border-color: transparent;
}

.card-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

/* 图片区域 - 固定高度确保对齐 */
.card-img {
    position: relative;
    width: 100%;
    height: 160px;
    overflow: hidden;
    flex-shrink: 0;
    background-color: #f5f5f5;
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

/* 标签角标 */
.card-tag {
    position: absolute;
    top: 10px;
    left: 10px;
    padding: 2px 10px;
    font-size: 11px;
    font-weight: 600;
    color: #fff;
    border-radius: 3px;
    background-color: var(--color-accent);
}

.tag-blue { background-color: var(--color-primary); }
.tag-orange { background-color: #FA8C16; }
.tag-green { background-color: #52c41a; }

/* 卡片内容区 */
.card-body {
    padding: 14px 16px 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-body h3 {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.5;
    color: #222;
    margin-bottom: 8px !important;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 42px; /* 固定标题高度：2行 × 21px */
    transition: color 0.2s ease;
}

.card-link:hover .card-body h3 {
    color: var(--color-accent);
}

.card-body p {
    font-size: 12px;
    color: #999;
    line-height: 1.6;
    margin-bottom: 0 !important;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
    min-height: 38px; /* 固定摘要高度：2行 × 19px */
}

/* 第一张卡片（普通大小，统一风格）*/
.academy-main .card-large {
    grid-column: span 1;
    grid-row: span 1;
}

.academy-main .card-large .card-img {
    height: 160px; /* 和其他卡片统一高度 */
}

.academy-main .card-large .card-body h3 {
    font-size: 14px; /* 统一字号 */
    -webkit-line-clamp: 2;
    min-height: 42px;
}

.academy-main .card-large .card-body p {
    -webkit-line-clamp: 2;
    min-height: 38px;
}

/* ===== 右侧：推荐文章侧边栏 ===== */
.academy-sidebar {
    flex: 0 0 320px;      /* 固定宽度320px，不伸缩 */
    width: 320px;
    max-width: 320px;
    background-color: white;
    border-radius: 8px;
    padding: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    border: 1px solid #f0f0f0;
    position: sticky;
    top: 20px;
    /* 清除间距确保顶部对齐 */
    margin-top: 0 !important;
}

.sidebar-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px 12px;
    border-bottom: 2px solid var(--color-accent);
}

.sidebar-title span {
    font-size: 16px;
    font-weight: 700;
    color: #333;
}

.sidebar-title i {
    color: var(--color-accent);
    font-size: 14px;
}

.sidebar-list {
    list-style: none;
    padding: 10px 18px 16px;
}

.sidebar-list li {
    position: relative;
    padding: 9px 0 9px 14px;
    border-bottom: 1px dashed #eee;
}

.sidebar-list li:last-child {
    border-bottom: none;
}

.list-dot {
    position: absolute;
    left: 0;
    top: 15px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: var(--color-accent);
}

.sidebar-list li a {
    font-size: 13px;
    color: #666;
    line-height: 1.6;
    text-decoration: none;
    transition: color 0.2s ease;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sidebar-list li a:hover {
    color: var(--color-accent);
}

/* ==========================================
   底部区域
   ========================================== */
/* ==========================================
   Footer - 参考目标站重新设计
   深灰底色 + 密集多列链接 + 大号橙色电话 + 描边按钮
   ========================================== */

.site-footer {
    background-color: #2D2D2D;
    color: #aaa;
    padding: 50px 0 30px;
    font-size: 13px;
}

/* ---- 主内容区：三栏布局 ---- */
.footer-main {
    display: flex;
    align-items: flex-start;
    gap: 40px;
    margin-bottom: 35px;
}

/* 左侧：链接区域 */
.footer-links-area {
    flex: 1;
    display: flex;
    gap: 50px;
}

.footer-links-group h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 14px;
}

.footer-links-group ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links-group ul li {
    margin-bottom: 8px;
}

.footer-links-group ul li a {
    color: #999;
    font-size: 13px;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links-group ul li a:hover {
    color: #1a7fd4;
}

/* 服务链接：密集网格 */
.service-links-grid {
    display: grid;
    grid-template-columns: repeat(4, auto);
    gap: 6px 20px;
}

.service-links-grid a {
    color: #999;
    font-size: 12.5px;
    text-decoration: none;
    line-height: 1.9;
    transition: color 0.2s;
    white-space: nowrap;
}

.service-links-grid a:hover {
    color: #1a7fd4;
}

/* ---- 中间：二维码 ---- */
.footer-qrs {
    display: flex;
    gap: 18px;
    flex-shrink: 0;
    padding-top: 5px;
}

.fqr-item {
    text-align: center;
}

.fqr-item img {
    width: 100px;
    height: 100px;
    background-color: #fff;
    border-radius: 6px;
    padding: 5px;
    object-fit: cover;
    margin-bottom: 6px;
}

.fqr-item p {
    font-size: 11.5px;
    color: #888;
    margin: 0;
}

/* ---- 右侧：联系方式 ---- */
.footer-contact {
    flex-shrink: 0;
    text-align: right;
    min-width: 220px;
}

.contact-btns {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-bottom: 16px;
}

.fbtn-outline {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 16px;
    border: 1.5px solid #1a7fd4;
    color: #1a7fd4;
    border-radius: 4px;
    font-size: 13px;
    text-decoration: none;
    background: transparent;
    transition: all 0.25s;
}

.fbtn-outline:hover {
    background-color: #1a7fd4;
    color: #fff;
}

.contact-phone {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    margin-bottom: 6px;
}

.contact-phone i {
    color: #1a7fd4;
    font-size: 22px;
}

.contact-phone span {
    color: #1a7fd4;
    font-size: 30px;
    font-weight: 700;
    letter-spacing: 0.5px;
    line-height: 1;
}

.contact-time {
    font-size: 12px;
    color: #777;
    margin: 0;
}

/* ---- 分割线 ---- */
.footer-divider {
    height: 1px;
    background-color: rgba(255,255,255,0.08);
    margin-bottom: 20px;
}

/* ---- 友情链接 ---- */
.friend-links {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.fl-label {
    color: #777;
    font-size: 13px;
    white-space: nowrap;
}

.friend-links a {
    color: #888;
    font-size: 12px;
    text-decoration: none;
    transition: color 0.2s;
}

.friend-links a:hover {
    color: #1a7fd4;
}

.fl-google {
    height: 26px;
    width: auto;
    opacity: 0.6;
    vertical-align: middle;
    transition: opacity 0.2s;
}

.fl-google:hover {
    opacity: 1;
}

/* ---- 版权信息 ---- */
.footer-copyright {
    font-size: 12px;
    color: #666;
    line-height: 1.8;
}

.footer-copyright p {
    margin: 0;
}

.footer-copyright a {
    color: #777;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-copyright a:hover {
    color: #999;
}

.footer-copyright .sep {
    margin: 0 8px;
    color: #555;
}

/* ==========================================
   右侧浮动工具栏
   ========================================== */
.float-toolbar {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 2px;
    z-index: 999;
}

.tool-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: var(--color-primary);
    color: white;
    text-decoration: none;
    transition: all var(--transition-fast);
    padding: 8px;
}

.tool-item:first-child {
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
}

.tool-item:last-child {
    border-radius: 0 0 var(--border-radius-md) var(--border-radius-md);
}

.tool-item:hover {
    background-color: var(--color-primary-dark);
    width: 70px;
}

.tool-item i {
    font-size: 20px;
    margin-bottom: 4px;
}

.tool-item span {
    font-size: 10px;
    text-align: center;
}

/* ==========================================
   返回顶部
   ========================================== */
.back-to-top {
    position: fixed;
    bottom: 80px;
    right: 20px;
    width: 50px;
    height: 50px;
    background-color: rgba(0,0,0,0.5);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 998;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--color-primary);
}

/* ==========================================
   响应式设计
   ========================================== */

/* 平板横屏/小笔记本 */
@media (max-width: 992px) {
    .header .container {
        flex-wrap: wrap;
        justify-content: space-between;
    }
    
    .logo {
        margin-right: 0;
    }
    
    .main-nav {
        display: none;
        width: 100%;
        order: 3;
        flex: none;
    }
    
    .main-nav.active {
        display: flex;
        flex-direction: column;
    }
    
    .main-nav ul {
        flex-direction: column;
        gap: 0;
        background: #fff;
        box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        padding: 10px 0;
    }
    
    .main-nav li {
        width: 100%;
    }
    
    .main-nav a {
        padding: 12px 20px;
        border-bottom: 1px solid #f5f5f5;
    }

    /* 移动端：大菜单改为竖排列表 */
    .main-nav .mega-menu {
        position: static;
        transform: none !important;
        min-width: 100%;
        background: #fafafa;
        border-radius: 0;
        box-shadow: none;
        border-top: none;
        border-left: 3px solid #1a7fd4;
        opacity: 1;
        visibility: visible;
        padding: 8px 12px;
        display: none;
        margin-top: -1px;
    }

    .main-nav .has-dropdown:hover > .mega-menu,
    .main-nav .has-dropdown.active .mega-menu {
        display: block;
    }

    .mega-inner {
        flex-direction: column;
        gap: 2px;
    }

    .mega-item {
        padding: 10px 10px;
        gap: 10px;
        border-radius: 6px;
    }
    .mega-item::before { display: none; }
    .mega-icon {
        width: 36px;
        height: 36px;
        font-size: 15px;
        border-radius: 8px;
    }
    .mega-text { flex-direction: row; align-items: center; justify-content: space-between; }
    .mega-title { font-size: 14px; white-space: normal; }
    .mega-desc { font-size: 11px; color: #bbb; }
    
    .mobile-menu-toggle {
        display: flex;
    }

    .search-box {
        margin-left: auto;
    }

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

    .optimization-item {
        grid-template-columns: 1fr;
    }

    .optimization-item.reverse {
        direction: ltr;
    }

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

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

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

    .cases-list {
        gap: 20px;
    }

    .case-item {
        flex-direction: column;
        gap: 16px;
    }

    .case-image {
        width: 100%;
    }

    .case-image img {
        height: 200px;
    }

    .academy-grid {
        flex-direction: column;  /* 改为flexbox后的响应式 */
    }

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

    .footer-main {
        flex-direction: column;
        gap: 30px;
    }

    .footer-links-area {
        flex-direction: column;
        gap: 25px;
    }

    .service-links-grid {
        grid-template-columns: repeat(3, auto);
    }

    .footer-qrs {
        justify-content: center;
    }

    .footer-contact {
        text-align: center;
    }

    .contact-btns {
        justify-content: center;
    }

    .contact-phone {
        justify-content: center;
    }

    .branding-steps {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .step-arrow {
        transform: rotate(90deg);
    }

    /* 四大板块响应式 */
    .blocks-2x2 {
        grid-template-columns: 1fr;
    }

    .split-layout {
        grid-template-columns: 1fr;
    }

    .split-left {
        min-height: auto;
    }

    .card-grid-3,
    .platform-cards,
    .social-cards,
    .value-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 平板竖屏 */
@media (max-width: 768px) {
    .hero-slider {
        height: 380px;
    }

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

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

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

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

    .case-item {
        flex-direction: column;
        gap: 14px;
    }

    .case-image {
        width: 100%;
    }

    .case-top {
        flex-direction: column;
        gap: 8px;
    }

    .case-stats {
        align-items: flex-start;
        flex-direction: row;
        gap: 10px;
        align-items: baseline;
    }

    .academy-main {
        grid-template-columns: 1fr;
    }

    .academy-main .card-large {
        grid-column: span 1;
    }
}

/* 手机 */
@media (max-width: 576px) {
    .top-bar .container {
        flex-direction: column;
        gap: var(--spacing-xs);
        text-align: center;
    }

    /* 手机端搜索框改为块状显示，占满宽度 */
    .search-box {
        width: 100%;
        margin-top: 10px;
    }

    .search-box form {
        width: 100%;
    }

    .search-box input {
        flex: 1;
        width: auto;
    }

    .hero-slider {
        height: 300px;
    }

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

    .tab-header {
        flex-direction: column;
    }

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

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

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

    .footer-main {
        flex-direction: column;
        gap: 25px;
    }

    .footer-links-area {
        flex-direction: column;
        gap: 20px;
    }

    .service-links-grid {
        grid-template-columns: repeat(2, auto);
    }

    .footer-qrs {
        justify-content: center;
    }

    .footer-contact {
        text-align: center;
        min-width: auto;
    }

    .contact-btns {
        justify-content: center;
        flex-wrap: wrap;
    }

    .contact-phone {
        justify-content: center;
    }

    .float-toolbar {
        right: 10px;
    }

    .tool-item {
        width: 50px;
        height: 50px;
    }

    .tool-item span {
        display: none;
    }

    .card-grid-3,
    .platform-cards,
    .social-cards,
    .value-cards,
    .card-grid-2 {
        grid-template-columns: 1fr;
    }

    .section-title-row h2 {
        font-size: 22px;
    }
}

/* ==========================================
   动画效果
   ========================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

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

/* 打印样式 */
@media print {
    .header,
    .footer,
    .float-toolbar,
    .back-to-top,
    .slider-prev,
    .slider-next,
    .slider-dots {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
}

/* ==========================================
   补充样式 - 服务页面专用
   ========================================== */

/* 页面Banner */
.page-banner {
    position: relative;
    height: 400px;
    overflow: hidden;
}

.page-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.page-banner .banner-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    z-index: 2;
}

.page-banner .banner-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.page-banner .banner-content p {
    font-size: 20px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

/* 面包屑导航 */
.breadcrumb {
    background: #f5f5f5;
    padding: 15px 0;
    font-size: 14px;
}

.breadcrumb a {
    color: #00A0E9;
}

.breadcrumb span {
    color: #666;
}

/* 服务详情 */
.service-detail {
    padding: 80px 0;
}

.service-intro {
    text-align: center;
    margin-bottom: 60px;
}

.service-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.feature-item {
    text-align: center;
    padding: 40px 30px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.feature-item:hover {
    transform: translateY(-10px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: #00A0E9;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 36px;
}

.feature-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #333;
}

.feature-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

/* 服务流程 */
.service-process {
    margin-bottom: 80px;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.step-item {
    text-align: center;
    padding: 30px 20px;
    position: relative;
}

.step-number {
    font-size: 48px;
    font-weight: 700;
    color: #00A0E9;
    opacity: 0.3;
    margin-bottom: 20px;
}

.step-item h4 {
    font-size: 18px;
    margin-bottom: 15px;
    color: #333;
}

.step-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 服务CTA */
.service-cta {
    background: linear-gradient(135deg, #00A0E9 0%, #0088CC 100%);
    color: #fff;
    text-align: center;
    padding: 60px 30px;
    border-radius: 10px;
    margin-top: 60px;
}

.service-cta h3 {
    font-size: 32px;
    margin-bottom: 20px;
}

.service-cta p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.service-cta .btn {
    background: #fff;
    color: #00A0E9;
    font-size: 18px;
    padding: 15px 40px;
}

.service-cta .btn:hover {
    background: #f5f5f5;
}

/* 关于我们页面 */
.about-main {
    padding: 80px 0;
}

.about-intro {
    margin-bottom: 60px;
}

.about-text {
    margin-bottom: 30px;
}

.about-text p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 15px;
}

.about-highlight {
    background: #f9f9f9;
    padding: 30px;
    border-left: 4px solid #00A0E9;
    margin: 30px 0;
}

.about-highlight p {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    font-weight: 500;
}

/* 数据统计 */
.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin: 40px 0;
}

.stat-item {
    text-align: center;
    padding: 40px 20px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: #00A0E9;
    margin-bottom: 10px;
}

.stat-number span {
    font-size: 32px;
}

.stat-label {
    font-size: 16px;
    color: #666;
}

.stats-note {
    text-align: center;
    font-size: 14px;
    color: #999;
    margin-top: 20px;
}

/* 团队介绍 */
.about-team {
    margin: 80px 0;
}

.team-photos {
    margin: 40px 0;
    text-align: center;
}

.team-photos img {
    max-width: 100%;
    border-radius: 10px;
}

.office-locations {
    margin-top: 40px;
}

.location-item {
    margin-bottom: 30px;
}

.location-item p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
}

.location-tags {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.tag {
    background: #00A0E9;
    color: #fff;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
}

/* 核心成员 */
.core-members {
    margin: 80px 0;
}

.members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.member-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.member-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.member-card h4 {
    padding: 20px 20px 10px;
    font-size: 18px;
    color: #333;
}

.member-card p {
    padding: 0 20px 20px;
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 发展历程 */
.development-history {
    margin: 80px 0;
}

.history-timeline {
    margin-top: 40px;
}

.timeline-item {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 80px;
    top: 50px;
    bottom: -40px;
    width: 2px;
    background: #00A0E9;
}

.timeline-item:last-child::before {
    display: none;
}

.timeline-year {
    width: 80px;
    height: 80px;
    background: #00A0E9;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    flex-shrink: 0;
}

.timeline-content {
    flex: 1;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 10px;
}

.timeline-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

/* 学堂页面 */
.academy-main {
    padding: 80px 0;
}

.academy-filter {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-item {
    padding: 10px 25px;
    background: #f5f5f5;
    border-radius: 25px;
    color: #666;
    transition: all 0.3s;
}

.filter-item:hover,
.filter-item.active {
    background: #00A0E9;
    color: #fff;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.article-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.article-card:hover {
    transform: translateY(-10px);
}

.article-thumb {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.article-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: #00A0E9;
    color: #fff;
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 12px;
}

.article-info {
    padding: 20px;
}

.article-info h3 {
    font-size: 18px;
    margin-bottom: 10px;
    line-height: 1.4;
}

.article-info h3 a {
    color: #333;
}

.article-info h3 a:hover {
    color: #00A0E9;
}

.article-excerpt {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.article-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: #999;
}

.article-meta i {
    margin-right: 5px;
}

/* 白皮书页面 */
.whitepaper-main {
    padding: 80px 0;
}

.whitepaper-filter {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.whitepapers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.whitepaper-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.whitepaper-card:hover {
    transform: translateY(-10px);
}

.whitepaper-thumb {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.whitepaper-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.wp-format {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #1a7fd4;
    color: #fff;
    padding: 5px 15px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 700;
}

.whitepaper-info {
    padding: 20px;
}

.whitepaper-info h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.whitepaper-info h3 a {
    color: #333;
}

.whitepaper-info h3 a:hover {
    color: #00A0E9;
}

.wp-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.wp-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: #999;
    margin-bottom: 15px;
}

.wp-meta i {
    margin-right: 5px;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.page-item {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f5f5f5;
    border-radius: 5px;
    color: #666;
    transition: all 0.3s;
}

.page-item:hover,
.page-item.active {
    background: #00A0E9;
    color: #fff;
}

/* 响应式设计补充 */
@media (max-width: 768px) {
    .page-banner {
        height: 250px;
    }
    
    .page-banner .banner-content h1 {
        font-size: 32px;
    }
    
    .page-banner .banner-content p {
        font-size: 16px;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .timeline-item {
        flex-direction: column;
    }
    
    .timeline-item::before {
        left: 40px;
    }
    
    .timeline-year {
        width: 60px;
        height: 60px;
        font-size: 16px;
    }
    
    .articles-grid,
    .whitepapers-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   外贸建站页面样式 - 吸睛版
   ========================================== */

/* Banner */
.page-banner {
    position: relative;
    color: white;
    padding: 120px 0;
    text-align: center;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.3);
    z-index: 1;
}

.page-banner .container {
    position: relative;
    z-index: 2;
}

.banner-content {
    max-width: 900px;
    margin: 0 auto;
}

.banner-badge {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 20px;
    border: 1px solid rgba(255,255,255,0.3);
}

.page-banner h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.page-banner .banner-subtitle {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.95;
    line-height: 1.8;
}

.banner-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    padding: 10px 18px;
    border-radius: 25px;
    font-size: 14px;
    border: 1px solid rgba(255,255,255,0.2);
}

.feature-item i {
    color: #4CD964;
    font-size: 16px;
}

.btn-white {
    background-color: white;
    color: #00A0E9;
    padding: 15px 35px;
    border-radius: 30px;
    font-weight: 600;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.btn-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
    color: #00A0E9;
}

/* 面包屑 */
.breadcrumb {
    background-color: #f8f8f8;
    padding: 12px 0;
    font-size: 14px;
    color: #666;
    border-bottom: 1px solid #e5e5e5;
}

.breadcrumb .container {
    display: flex;
    align-items: center;
    gap: 8px;
}

.breadcrumb a {
    color: #00A0E9;
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px;
    margin-bottom: 15px;
    color: #333;
    line-height: 1.4;
}

.section-title sup {
    font-size: 20px;
    color: #00A0E9;
}

.section-desc {
    font-size: 16px;
    color: #666;
    margin-bottom: 15px;
    line-height: 1.8;
}

.section-text {
    font-size: 15px;
    color: #888;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

/* 7大优势 */
.web-advantages {
    padding: 100px 0;
    background-color: #fff;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.advantage-card {
    background: white;
    border-radius: 12px;
    padding: 40px 30px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.4s ease;
    border: 1px solid #f0f0f0;
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,160,233,0.15);
    border-color: #00A0E9;
}

.card-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #00A0E9 0%, #0088CC 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 25px;
    transition: all 0.4s ease;
}

.advantage-card:hover .card-icon {
    transform: scale(1.1) rotate(5deg);
}

.advantage-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #333;
    line-height: 1.4;
}

.advantage-card p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.card-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.card-features li {
    padding: 8px 0;
    font-size: 14px;
    color: #555;
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-features li i {
    color: #00A0E9;
    font-size: 12px;
}

/* 策划师7步骤 */
.web-steps {
    padding: 100px 0;
    background: linear-gradient(180deg, #f8f8f8 0%, #fff 100%);
    position: relative;
    overflow: hidden;
}

.steps-timeline {
    position: relative;
}

.timeline-line {
    display: none;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.step-card {
    background: white;
    padding: 35px 25px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.step-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #00A0E9 0%, #1a7fd4 100%);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.step-card:hover::before {
    transform: scaleX(1);
}

.step-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.step-number {
    font-size: 56px;
    font-weight: 800;
    background: linear-gradient(135deg, #00A0E9 0%, #0088CC 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    line-height: 1;
}

.step-content h4 {
    font-size: 18px;
    margin-bottom: 12px;
    color: #333;
}

.step-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
}

/* 数据统计 */
.web-stats {
    padding: 80px 0;
    background: linear-gradient(135deg, #00A0E9 0%, #0088CC 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.web-stats::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.web-stats::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
    z-index: 2;
}

.stat-card {
    text-align: center;
    padding: 40px 20px;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.4s ease;
}

.stat-card:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 42px;
    margin-bottom: 20px;
    opacity: 0.9;
}

.stat-number {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 5px;
    display: inline-block;
}

.stat-symbol {
    font-size: 32px;
    font-weight: 700;
    display: inline-block;
    vertical-align: top;
    margin-top: 10px;
}

.stat-text {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 15px;
    opacity: 0.95;
    line-height: 1.6;
}

/* CTA区域 */
.web-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #00A0E9 0%, #0088CC 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.web-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.05" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,165.3C1248,171,1344,149,1392,138.7L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') bottom center no-repeat;
    background-size: cover;
}

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

.cta-content h2 {
    font-size: 42px;
    margin-bottom: 20px;
    font-weight: 700;
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
}

.cta-content .btn-primary {
    background-color: white;
    color: #00A0E9;
    border-color: white;
    padding: 18px 45px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 30px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.cta-content .btn-primary:hover {
    background-color: transparent;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}

/* 相关资讯 */
.web-news {
    padding: 100px 0;
    background-color: #f8f8f8;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.4s ease;
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.news-thumb {
    display: block;
    position: relative;
    overflow: hidden;
}

.news-thumb img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.news-card:hover .news-thumb img {
    transform: scale(1.1);
}

.news-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,160,233,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.news-overlay i {
    color: white;
    font-size: 32px;
    transform: scale(0);
    transition: transform 0.4s ease;
}

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

.news-card:hover .news-overlay i {
    transform: scale(1);
}

.news-info {
    padding: 25px;
}

.news-info h4 {
    font-size: 17px;
    margin-bottom: 12px;
    line-height: 1.5;
}

.news-info h4 a {
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.news-info h4 a:hover {
    color: #00A0E9;
}

.news-meta {
    display: flex;
    gap: 15px;
    font-size: 13px;
    color: #999;
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.news-meta i {
    color: #00A0E9;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .page-banner {
        padding: 80px 0;
    }
    
    .page-banner h1 {
        font-size: 36px;
    }
    
    .banner-features {
        flex-direction: column;
        align-items: center;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .page-banner h1 {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .advantages-grid,
    .steps-grid,
    .stats-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 42px;
    }
    
    .cta-content h2 {
        font-size: 32px;
    }
}

/* ==========================================
   联系我们页面样式
   ========================================== */

/* 页面标题区 */
.contact-hero {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 60px 0 40px;
    text-align: center;
}

.contact-hero h1 {
    font-size: 32px;
    color: #333;
    margin-bottom: 10px;
}

.contact-hero p {
    color: #666;
    font-size: 16px;
}

/* 主要内容区 */
.contact-main {
    padding: 60px 0;
    background: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

/* 左侧：联系信息 */
.contact-info {
    width: 100%;
}

.info-card {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 8px;
}

.info-title {
    font-size: 20px;
    color: #333;
    margin: 0 0 25px 0;
    padding-bottom: 15px;
    border-bottom: 2px solid #1a73e8;
}

.info-item {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    align-items: flex-start;
}

.info-item:last-child {
    margin-bottom: 0;
}

.info-icon {
    width: 45px;
    height: 45px;
    background: #1a73e8;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: white;
    font-size: 18px;
}

.info-content {
    flex: 1;
}

.info-content h4 {
    font-size: 15px;
    color: #333;
    margin: 0 0 8px 0;
    font-weight: 600;
}

.info-text {
    font-size: 14px;
    color: #333;
    margin: 0 0 5px 0;
    font-weight: 500;
}

.info-desc {
    font-size: 12px;
    color: #999;
    margin: 0;
}

/* 右侧：联系表单 */
.contact-form-wrap {
    width: 100%;
}

.form-card {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 8px;
}

.form-title {
    font-size: 20px;
    color: #333;
    margin: 0 0 10px 0;
    padding-bottom: 15px;
    border-bottom: 2px solid #1a73e8;
}

.form-desc {
    font-size: 14px;
    color: #666;
    margin: 0 0 25px 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    color: #333;
    margin-bottom: 8px;
    font-weight: 500;
}

.required {
    color: #e74c3c;
    margin-left: 3px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #1a73e8;
}

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

.form-submit {
    margin-top: 25px;
}

.btn-submit {
    display: inline-block;
    padding: 12px 40px;
    background: #1a73e8;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 15px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-submit:hover {
    background: #1557b;
}

/* 提交成功提示 */
.form-success {
    background: #d4edda;
    color: #155724;
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
}

.form-success i {
    font-size: 20px;
}

/* 地图区域 */
.map-section {
    padding: 60px 0;
    background: #f5f5f5;
}

.map-header {
    text-align: center;
    margin-bottom: 30px;
}

.map-header h2 {
    font-size: 28px;
    color: #333;
    margin: 0 0 10px 0;
}

.map-header p {
    color: #666;
    font-size: 15px;
}

.map-container {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.map-container iframe {
    width: 100%;
    height: 400px;
    display: block;
    border: none;
}

.map-placeholder {
    text-align: center;
    padding: 80px 20px;
    background: #f9f9f9;
    color: #999;
}

.map-placeholder i {
    font-size: 48px;
    color: #ccc;
    display: block;
    margin-bottom: 15px;
}

.map-placeholder p {
    font-size: 14px;
    color: #999;
}

/* 响应式 */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-hero h1 {
        font-size: 28px;
    }
    
    .info-card,
    .form-card {
        padding: 20px;
    }
}

@media (max-width: 576px) {
    .contact-hero {
        padding: 40px 0 30px;
    }
    
    .contact-main {
        padding: 40px 0;
    }
    
    .info-item {
        gap: 10px;
    }
    
    .info-icon {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
}
}

/* ==========================================
   移动端菜单动画（仅992px以下生效）
   ========================================== */
@media (max-width: 992px) {
    /* 汉堡按钮激活状态：三横线 → X */
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* 菜单打开时锁定背景滚动 */
    body.menu-open {
        overflow: hidden;
    }
}

/* ==========================================
   CTA Banner 按钮 - 全局修复（所有页面共用）
   ========================================== */
.hf-banner {
    text-align: center !important;
}
.hf-more {
    white-space: nowrap !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
}
.hf-more img {
    width: auto !important;
    height: 14px !important;
    margin-left: 0 !important;
}