/* ==========================================================================
   上海信联环境管理有限公司 - 企业官网样式表
   ========================================================================== */

/* --- CSS 变量定义 --- */
:root {
    /* 企业主色 - 信联绿（环保主题） */
    --color-primary: #0d7a46;
    --color-primary-dark: #095c34;
    --color-primary-light: #16a34a;
    --color-primary-lighter: #dcfce7;

    /* 辅助色 - 深青蓝（专业稳重） */
    --color-secondary: #0f4c5c;
    --color-secondary-dark: #0a3540;

    /* 中性色 */
    --color-dark: #1a2332;
    --color-text: #2d3748;
    --color-text-muted: #6b7280;
    --color-text-light: #9ca3af;
    --color-border: #e5e7eb;
    --color-bg: #ffffff;
    --color-bg-light: #f8faf9;
    --color-bg-gray: #f3f4f6;

    /* 功能色 */
    --color-accent: #f59e0b;
    --color-white: #ffffff;

    /* 字体 */
    --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    --font-serif: "Noto Serif SC", "SimSun", serif;

    /* 间距 */
    --container-max: 1200px;
    --header-height: 72px;

    /* 阴影 */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);

    /* 过渡 */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- 全局重置 --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    font-size: 15px;
    overflow-x: hidden;
}

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

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

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

ul,
ol {
    list-style: none;
}

/* --- 容器 --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================================
   头部导航
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    max-width: var(--container-max);
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 22px;
    font-weight: 700;
    flex-shrink: 0;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}

.logo-text .logo-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-dark);
    letter-spacing: 0.5px;
}

.logo-text .logo-en {
    font-size: 11px;
    color: var(--color-text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* 主导航 */
.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.main-nav > li > a {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
}

.main-nav > li > a:hover,
.main-nav > li > a.active {
    color: var(--color-primary);
    background: var(--color-primary-lighter);
}

.main-nav > li > a.active::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
}

/* 导航热线按钮 */
.nav-cta {
    margin-left: 8px;
    padding: 8px 18px !important;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light)) !important;
    color: #fff !important;
    border-radius: 25px !important;
    font-weight: 600 !important;
    box-shadow: 0 4px 12px rgba(13, 122, 70, 0.3);
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(13, 122, 70, 0.4);
    color: #fff !important;
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)) !important;
}

/* 移动端汉堡按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
}

.menu-toggle span {
    width: 26px;
    height: 3px;
    background: var(--color-dark);
    border-radius: 3px;
    transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ==========================================================================
   面包屑导航
   ========================================================================== */
.breadcrumb {
    background: var(--color-bg-light);
    padding: 14px 0;
    border-bottom: 1px solid var(--color-border);
    margin-top: var(--header-height);
}

.breadcrumb ul {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--color-text-muted);
}

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

.breadcrumb li::after {
    content: "/";
    color: var(--color-text-light);
    margin-left: 4px;
}

.breadcrumb li:last-child::after {
    display: none;
}

.breadcrumb a {
    color: var(--color-text-muted);
}

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

.breadcrumb li:last-child {
    color: var(--color-primary);
    font-weight: 500;
}

/* ==========================================================================
   页面 Banner（内页顶部）
   ========================================================================== */
.page-banner {
    margin-top: var(--header-height);
    height: 320px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary-dark) 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.page-banner::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0L60 30L30 60L0 30Z' fill='rgba(255,255,255,0.03)'/%3E%3C/svg%3E");
}

.page-banner::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(to top, rgba(0,0,0,0.2), transparent);
}

.page-banner-content {
    position: relative;
    z-index: 2;
    color: #fff;
    animation: fadeUp 0.8s ease;
}

.page-banner h1 {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.page-banner p {
    font-size: 16px;
    opacity: 0.85;
    letter-spacing: 1px;
}

.page-banner .banner-deco {
    width: 60px;
    height: 4px;
    background: var(--color-accent);
    margin: 16px auto 0;
    border-radius: 2px;
}

/* ==========================================================================
   通用区块
   ========================================================================== */
.section {
    padding: 80px 0;
}

.section-gray {
    background: var(--color-bg-light);
}

.section-dark {
    background: var(--color-secondary);
    color: #fff;
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-header .section-tag {
    display: inline-block;
    font-size: 13px;
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.section-dark .section-header h2 {
    color: #fff;
}

.section-header p {
    font-size: 16px;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

.section-header .deco-line {
    width: 50px;
    height: 3px;
    background: var(--color-primary);
    margin: 20px auto 0;
    border-radius: 2px;
}

/* ==========================================================================
   按钮
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    box-shadow: 0 4px 14px rgba(13, 122, 70, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(13, 122, 70, 0.4);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

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

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

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

/* ==========================================================================
   首页 Hero
   ========================================================================== */
.hero {
    margin-top: var(--header-height);
    min-height: 600px;
    background: linear-gradient(135deg, var(--color-secondary-dark) 0%, var(--color-primary-dark) 50%, var(--color-primary) 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='80' height='80' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='40' cy='40' r='1' fill='rgba(255,255,255,0.06)'/%3E%3C/svg%3E");
}

.hero-decoration {
    position: absolute;
    border-radius: 50%;
    opacity: 0.08;
}

.hero-decoration.one {
    width: 500px;
    height: 500px;
    background: #fff;
    top: -150px;
    right: -100px;
}

.hero-decoration.two {
    width: 300px;
    height: 300px;
    background: var(--color-accent);
    bottom: -100px;
    left: 10%;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: #fff;
    max-width: 640px;
    animation: fadeUp 1s ease;
}

.hero-tag {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 25px;
    font-size: 13px;
    letter-spacing: 2px;
    margin-bottom: 24px;
    backdrop-filter: blur(5px);
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 24px;
    letter-spacing: 2px;
}

.hero h1 .highlight {
    color: #7dd3a8;
}

.hero .hero-desc {
    font-size: 18px;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 56px;
    padding-top: 36px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat .stat-num {
    font-size: 36px;
    font-weight: 700;
    color: #7dd3a8;
    line-height: 1;
}

.hero-stat .stat-num .plus {
    font-size: 24px;
}

.hero-stat .stat-label {
    font-size: 14px;
    opacity: 0.8;
    margin-top: 6px;
}

/* ==========================================================================
   核心业务卡片
   ========================================================================== */
.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px 28px;
    text-align: center;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

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

.service-icon {
    width: 88px;
    height: 88px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--color-primary-lighter), #bbf7d0);
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 38px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    transform: rotate(-5deg) scale(1.08);
}

.service-card h3 {
    font-size: 19px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-card .service-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

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

/* ==========================================================================
   关于我们简介区
   ========================================================================== */
.about-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-preview-text .section-tag {
    display: inline-block;
    font-size: 13px;
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.about-preview-text h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 24px;
    line-height: 1.3;
}

.about-preview-text p {
    color: var(--color-text-muted);
    line-height: 1.9;
    margin-bottom: 16px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 28px 0;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.about-feature .check {
    width: 24px;
    height: 24px;
    background: var(--color-primary-lighter);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
    margin-top: 2px;
}

.about-feature span {
    font-size: 14px;
    color: var(--color-text);
    font-weight: 500;
}

.about-preview-visual {
    position: relative;
}

.about-preview-visual .visual-card {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    aspect-ratio: 4 / 3;
    background: linear-gradient(135deg, var(--color-primary-lighter), var(--color-primary-lighter));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.about-preview-visual .visual-card svg {
    width: 60%;
    height: auto;
    opacity: 0.9;
}

.about-preview-visual .visual-card .visual-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.about-preview-visual .floating-badge {
    position: absolute;
    bottom: -24px;
    left: -24px;
    background: #fff;
    border-radius: 16px;
    padding: 20px 28px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 16px;
}

.floating-badge .badge-num {
    font-size: 36px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.floating-badge .badge-text {
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.4;
}

/* ==========================================================================
   优势区
   ========================================================================== */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.advantage-item {
    text-align: center;
    padding: 32px 20px;
}

.advantage-item .adv-num {
    font-size: 48px;
    font-weight: 700;
    color: var(--color-primary-lighter);
    line-height: 1;
    margin-bottom: 16px;
}

.advantage-item h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 12px;
}

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

/* ==========================================================================
   服务领域
   ========================================================================== */
.field-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.field-card {
    border-radius: 14px;
    overflow: hidden;
    position: relative;
    aspect-ratio: 1;
    background: var(--color-secondary);
    display: flex;
    align-items: flex-end;
    padding: 24px;
    color: #fff;
    cursor: pointer;
    transition: var(--transition);
}

.field-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7), rgba(0,0,0,0.1));
    z-index: 1;
}

.field-card .field-icon {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 28px;
    opacity: 0.5;
    z-index: 2;
}

.field-card .field-name {
    position: relative;
    z-index: 2;
    font-size: 18px;
    font-weight: 600;
}

.field-card .field-desc {
    position: relative;
    z-index: 2;
    font-size: 13px;
    opacity: 0;
    transform: translateY(10px);
    transition: var(--transition);
    margin-top: 8px;
}

.field-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.field-card:hover .field-desc {
    opacity: 0.9;
    transform: translateY(0);
}

/* ==========================================================================
   CTA 区
   ========================================================================== */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-secondary));
    color: #fff;
    text-align: center;
    padding: 70px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 20L20 0L40 20L20 40Z' fill='rgba(255,255,255,0.03)'/%3E%3C/svg%3E");
}

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

.cta-section h2 {
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.cta-section p {
    font-size: 16px;
    opacity: 0.85;
    margin-bottom: 32px;
}

.cta-phone {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 24px;
    font-weight: 700;
    margin-top: 8px;
    backdrop-filter: blur(5px);
}

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer {
    background: var(--color-dark);
    color: #b0b7c3;
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand .logo-text .logo-name {
    color: #fff;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    color: #8893a3;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.06);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #b0b7c3;
    font-size: 18px;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-3px);
}

.footer-col h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 12px;
}

.footer-col h4::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--color-primary);
    border-radius: 1px;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: #8893a3;
    font-size: 14px;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--color-primary-light);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 16px;
    font-size: 14px;
    color: #8893a3;
}

.footer-contact li .contact-icon {
    color: var(--color-primary-light);
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 3px;
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 13px;
    color: #6b7280;
}

.footer-bottom a {
    color: #6b7280;
}

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

.footer-bottom .footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 8px;
}

/* ==========================================================================
   关于我们页面
   ========================================================================== */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-intro-text h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 24px;
}

.about-intro-text p {
    color: var(--color-text-muted);
    line-height: 2;
    margin-bottom: 16px;
    text-align: justify;
}

.about-intro-visual {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    aspect-ratio: 4 / 3;
    background: linear-gradient(135deg, var(--color-primary-lighter), #e0f2fe);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-intro-visual .about-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.team-showcase {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.team-photo-card {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    aspect-ratio: 4 / 3;
    background: var(--color-bg-light);
    position: relative;
}

.team-photo-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.team-photo-card:hover img {
    transform: scale(1.05);
}

.team-photo-card .team-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px 20px;
    background: linear-gradient(to top, rgba(13, 122, 70, 0.92), transparent);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
}

/* 发展历程时间线 */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 40px;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 12px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.timeline-item {
    position: relative;
    padding-bottom: 40px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: -34px;
    top: 4px;
    width: 14px;
    height: 14px;
    background: var(--color-primary);
    border: 3px solid #fff;
    border-radius: 50%;
    box-shadow: 0 0 0 3px var(--color-primary-lighter);
}

.timeline-item .timeline-year {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.timeline-item h4 {
    font-size: 17px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 8px;
}

.timeline-item p {
    color: var(--color-text-muted);
    font-size: 14px;
    line-height: 1.8;
}

/* 企业文化 */
.culture-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.culture-card {
    text-align: center;
    padding: 40px 28px;
    background: #fff;
    border-radius: 16px;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

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

.culture-card .culture-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #fff;
}

.culture-card h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 12px;
}

.culture-card p {
    color: var(--color-text-muted);
    font-size: 14px;
    line-height: 1.8;
}

/* 资质荣誉 */
.honor-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 56px;
}

.honor-card {
    background: #fff;
    border-radius: 14px;
    padding: 32px 20px;
    text-align: center;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

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

.honor-card .honor-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #fff;
}

.honor-card h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 8px;
    line-height: 1.5;
}

.honor-card p {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* 资质荣誉 - 证书图片卡片 */
.honor-card-with-image {
    padding: 16px;
}

.honor-card-with-image .honor-image-link {
    display: block;
    position: relative;
    width: 100%;
    aspect-ratio: 3 / 4;
    border-radius: 8px;
    overflow: hidden;
    background: #f5f5f0;
    margin-bottom: 14px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    padding: 8px;
}

.honor-card-with-image .honor-image-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.honor-card-with-image .honor-image-link:hover .honor-zoom {
    opacity: 1;
}

.honor-cert-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    border-radius: 4px;
}

.honor-zoom {
    position: absolute;
    inset: 0;
    background: rgba(13, 122, 70, 0.85);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    opacity: 0;
    transition: var(--transition);
}

/* 资质证书详情专区 */
.certificates-showcase {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 48px 40px;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    margin-top: 48px;
}

.certificates-showcase::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-primary), var(--color-primary-light));
}

.certificates-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-dark);
    text-align: center;
    margin-bottom: 6px;
    letter-spacing: 1px;
}

.certificates-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 12px;
    letter-spacing: 4px;
    margin-bottom: 36px;
    text-transform: uppercase;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.cert-card {
    background: var(--color-bg-light);
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

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

.cert-image-wrap {
    padding: 16px;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
}

.cert-image-link {
    display: block;
    position: relative;
    aspect-ratio: 3 / 4;
    border-radius: 8px;
    overflow: hidden;
    background: #f5f5f0;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
    padding: 8px;
}

.cert-image-link:hover .cert-zoom {
    opacity: 1;
}

.cert-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    border-radius: 4px;
}

.cert-zoom {
    position: absolute;
    inset: 0;
    background: rgba(13, 122, 70, 0.85);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    opacity: 0;
    transition: var(--transition);
}

.cert-info {
    padding: 20px;
}

.cert-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 12px;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.cert-info h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-dark);
    line-height: 1.5;
    margin-bottom: 14px;
    min-height: 45px;
}

.cert-meta {
    border-top: 1px dashed var(--color-border);
    padding-top: 12px;
}

.cert-meta li {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 8px;
    padding: 6px 0;
    font-size: 12px;
    border-bottom: 1px dotted var(--color-border);
}

.cert-meta li:last-child {
    border-bottom: none;
}

.cert-meta li span {
    color: var(--color-text-muted);
    flex-shrink: 0;
}

.cert-meta li strong {
    color: var(--color-dark);
    text-align: right;
    word-break: break-all;
}

/* 营业执照公示专区 */
.license-showcase {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 48px 40px;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.license-showcase::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light), var(--color-accent));
}

.license-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-dark);
    text-align: center;
    margin-bottom: 6px;
    letter-spacing: 1px;
}

.license-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 12px;
    letter-spacing: 4px;
    margin-bottom: 32px;
    text-transform: uppercase;
}

.license-content {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 40px;
    align-items: center;
}

.license-info {
    border-right: 1px dashed var(--color-border);
    padding-right: 32px;
}

.info-row {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-bg-gray);
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    flex: 0 0 130px;
    color: var(--color-text-muted);
    font-size: 14px;
    font-weight: 500;
}

.info-value {
    flex: 1;
    color: var(--color-dark);
    font-size: 14px;
    font-weight: 600;
    word-break: break-all;
}

.license-image-wrap {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.license-image-link {
    display: block;
    position: relative;
    width: 100%;
    max-width: 320px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    background: #f5f1e8;
    padding: 12px;
    border: 1px solid #d4c5a0;
}

.license-image-link:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.license-image-link:hover .license-zoom {
    opacity: 1;
}

.license-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
}

.license-zoom {
    position: absolute;
    top: 12px;
    left: 12px;
    right: 12px;
    bottom: 12px;
    background: rgba(13, 122, 70, 0.85);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    font-weight: 600;
    opacity: 0;
    transition: var(--transition);
    border-radius: 4px;
}

/* ==========================================================================
   产品服务页面
   ========================================================================== */
.service-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
    margin-bottom: 80px;
}

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

.service-block.reverse {
    direction: rtl;
}

.service-block.reverse > * {
    direction: ltr;
}

.service-block-visual {
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: var(--shadow-lg);
}

.service-block-visual.bg-1 {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
}

.service-block-visual.bg-2 {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
}

.service-block-visual.bg-3 {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
}

.service-block-visual.bg-4 {
    background: linear-gradient(135deg, #fce7f3, #fbcfe8);
}

.service-block-visual .service-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.service-block-visual svg {
    width: 50%;
    opacity: 0.85;
}

.service-block-content .block-tag {
    display: inline-block;
    font-size: 13px;
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.service-block-content h3 {
    font-size: 26px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 20px;
}

.service-block-content > p {
    color: var(--color-text-muted);
    line-height: 1.9;
    margin-bottom: 24px;
}

.service-list {
    margin-bottom: 28px;
}

.service-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px dashed var(--color-border);
    font-size: 14px;
}

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

.service-list li .list-check {
    width: 22px;
    height: 22px;
    background: var(--color-primary-lighter);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
    margin-top: 2px;
}

.service-list li .list-name {
    font-weight: 600;
    color: var(--color-dark);
    min-width: 100px;
}

.service-list li .list-desc {
    color: var(--color-text-muted);
    flex: 1;
}

/* 服务流程 */
.process-flow {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step .step-num {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    box-shadow: 0 6px 16px rgba(13, 122, 70, 0.3);
    position: relative;
    z-index: 2;
}

.process-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 30px;
    left: 60%;
    right: -40%;
    height: 2px;
    background: var(--color-border);
    z-index: 1;
}

.process-step h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 8px;
}

.process-step p {
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.6;
    padding: 0 8px;
}

/* ==========================================================================
   联系我们页面
   ========================================================================== */
.contact-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.contact-info-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--color-primary-lighter);
}

.contact-detail-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 18px 0;
    border-bottom: 1px solid var(--color-border);
}

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

.contact-detail-list .detail-icon {
    width: 44px;
    height: 44px;
    background: var(--color-primary-lighter);
    color: var(--color-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-detail-list .detail-label {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 4px;
}

.contact-detail-list .detail-value {
    font-size: 16px;
    color: var(--color-dark);
    font-weight: 600;
}

.contact-detail-list .wechat-qr-wrap {
    margin-left: auto;
    flex-shrink: 0;
    width: 88px;
    height: 88px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    background: #fff;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-detail-list .wechat-qr-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

/* 留言表单 */
.contact-form-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.contact-form-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--color-primary-lighter);
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 8px;
}

.form-group label .required {
    color: #e53e3e;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    font-family: var(--font-sans);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    background: var(--color-bg-light);
    color: var(--color-text);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(13, 122, 70, 0.1);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-submit {
    width: 100%;
    padding: 14px;
    font-size: 16px;
}

/* 地图区 */
.map-section {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: var(--color-bg-gray);
    height: 400px;
    position: relative;
}

.map-section iframe {
    display: block;
}

.map-placeholder {
    text-align: center;
    color: var(--color-text-muted);
}

.map-placeholder .map-icon {
    font-size: 56px;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.map-placeholder h4 {
    font-size: 18px;
    color: var(--color-dark);
    margin-bottom: 8px;
}

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

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

.fade-in {
    animation: fadeIn 0.6s ease;
}

/* 滚动动画 */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   回到顶部
   ========================================================================== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    border: none;
}

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

.back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-4px);
}

/* ==========================================================================
   浮动客服
   ========================================================================== */
.float-contact {
    position: fixed;
    right: 24px;
    bottom: 96px;
    z-index: 998;
}

.float-contact .float-btn {
    width: 52px;
    height: 52px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--color-primary);
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.float-contact .float-btn:hover {
    background: var(--color-primary);
    color: #fff;
    transform: scale(1.1);
}

/* ==========================================================================
   响应式 - 平板
   ========================================================================== */
@media (max-width: 992px) {
    .service-grid,
    .advantage-grid,
    .field-grid,
    .honor-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .about-preview,
    .about-intro,
    .service-block,
    .contact-main {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .service-block.reverse {
        direction: ltr;
    }

    .process-flow {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .process-step:not(:last-child)::after {
        display: none;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .hero h1 {
        font-size: 38px;
    }

    .hero-stats {
        gap: 32px;
    }

    /* 营业执照专区 */
    .license-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .license-info {
        border-right: none;
        border-bottom: 1px dashed var(--color-border);
        padding-right: 0;
        padding-bottom: 24px;
    }

    .license-showcase {
        padding: 36px 28px;
    }

    /* 证书展示专区 */
    .certificates-showcase {
        padding: 36px 28px;
    }

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

/* ==========================================================================
   响应式 - 移动端
   ========================================================================== */
@media (max-width: 768px) {
    :root {
        --header-height: 60px;
    }

    .container,
    .header-inner {
        padding: 0 16px;
    }

    /* 移动端导航 */
    .menu-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        gap: 4px;
        transform: translateX(100%);
        transition: var(--transition);
        overflow-y: auto;
        box-shadow: var(--shadow-lg);
    }

    .main-nav.active {
        transform: translateX(0);
    }

    .main-nav > li > a {
        padding: 14px 16px;
        font-size: 16px;
        border-radius: 10px;
    }

    .main-nav > li > a.active::after {
        display: none;
    }

    .nav-cta {
        margin: 8px 0 0;
        text-align: center;
        justify-content: center;
    }

    .logo-text .logo-name {
        font-size: 15px;
    }

    .logo-text .logo-en {
        font-size: 9px;
    }

    .logo-icon {
        width: 36px;
        height: 36px;
        font-size: 18px;
    }

    /* Hero */
    .hero {
        min-height: 500px;
        padding: 40px 0;
    }

    .hero h1 {
        font-size: 28px;
        letter-spacing: 1px;
    }

    .hero .hero-desc {
        font-size: 15px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-stats {
        gap: 24px;
        flex-wrap: wrap;
    }

    .hero-stat .stat-num {
        font-size: 28px;
    }

    /* 区块 */
    .section {
        padding: 56px 0;
    }

    .section-header h2,
    .about-preview-text h2 {
        font-size: 24px;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .service-grid,
    .advantage-grid,
    .field-grid,
    .honor-grid,
    .about-features {
        grid-template-columns: 1fr;
    }

    .process-flow {
        grid-template-columns: 1fr;
    }

    /* 营业执照专区 - 移动端 */
    .license-showcase {
        padding: 28px 20px;
    }

    .license-title {
        font-size: 20px;
    }

    .license-subtitle {
        font-size: 10px;
        letter-spacing: 2px;
        margin-bottom: 24px;
    }

    .license-content {
        gap: 24px;
    }

    .info-row {
        flex-direction: column;
        gap: 4px;
        padding: 10px 0;
    }

    .info-label {
        flex: 1;
        font-size: 13px;
    }

    .info-value {
        font-size: 14px;
    }

    .license-image-link {
        max-width: 260px;
    }

    .license-zoom {
        font-size: 13px;
    }

    /* 证书展示专区 - 移动端 */
    .certificates-showcase {
        padding: 28px 20px;
    }

    .certificates-title {
        font-size: 20px;
    }

    .certificates-subtitle {
        font-size: 10px;
        letter-spacing: 2px;
        margin-bottom: 24px;
    }

    .cert-info h4 {
        font-size: 14px;
        min-height: auto;
    }

    .cert-meta li {
        font-size: 11px;
    }

    /* 页面 Banner */
    .page-banner {
        height: 220px;
    }

    .page-banner h1 {
        font-size: 26px;
    }

    .page-banner p {
        font-size: 14px;
    }

    /* CTA */
    .cta-section h2 {
        font-size: 22px;
    }

    .cta-phone {
        font-size: 18px;
        padding: 12px 24px;
    }

    /* 关于 */
    .about-preview-visual .floating-badge {
        bottom: -16px;
        left: 0;
        padding: 14px 20px;
    }

    .floating-badge .badge-num {
        font-size: 28px;
    }

    .timeline {
        padding-left: 32px;
    }

    .timeline-item .timeline-year {
        font-size: 18px;
    }

    /* 服务 */
    .service-block {
        margin-bottom: 56px;
    }

    .service-block-content h3 {
        font-size: 22px;
    }

    /* 联系 */
    .contact-info-card,
    .contact-form-card {
        padding: 28px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .map-section {
        height: 280px;
    }

    /* 地图下方导航按钮 - 移动端堆叠 */
    div[style*="text-align:center"][style*="margin-top:20px"] a {
        display: inline-block;
        margin: 4px !important;
    }

    /* 页脚 */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom .footer-links {
        flex-direction: column;
        gap: 8px;
    }

    .back-to-top {
        right: 16px;
        bottom: 16px;
        width: 42px;
        height: 42px;
    }

    .float-contact {
        right: 16px;
        bottom: 72px;
    }

    .float-contact .float-btn {
        width: 46px;
        height: 46px;
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 24px;
    }

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

/* ==========================================================================
   新闻动态页面
   ========================================================================== */
.news-filter {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.news-filter button {
    padding: 8px 24px;
    font-size: 14px;
    font-weight: 500;
    font-family: var(--font-sans);
    border: 1px solid var(--color-border);
    background: #fff;
    color: var(--color-text);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
}

.news-filter button:hover,
.news-filter button.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.news-card {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.news-card-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, var(--color-primary-lighter), #e0f2fe);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    position: relative;
    overflow: hidden;
}

.news-card-image .news-cat-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--color-primary);
    color: #fff;
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 4px;
    font-weight: 500;
}

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

.news-card-date {
    font-size: 13px;
    color: var(--color-text-light);
    margin-bottom: 10px;
}

.news-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 10px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card p {
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.7;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 16px;
}

.news-card .news-read-more {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.news-card:hover .news-read-more {
    gap: 8px;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}

.pagination a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--color-text);
    transition: var(--transition);
}

.pagination a:hover,
.pagination a.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ==========================================================================
   成功案例页面
   ========================================================================== */
.case-filter {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.case-filter button {
    padding: 8px 24px;
    font-size: 14px;
    font-weight: 500;
    font-family: var(--font-sans);
    border: 1px solid var(--color-border);
    background: #fff;
    color: var(--color-text);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
}

.case-filter button:hover,
.case-filter button.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.case-card {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.case-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.case-card-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    position: relative;
    overflow: hidden;
}

.case-card-image.bg-blue {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
}

.case-card-image.bg-green {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
}

.case-card-image.bg-amber {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
}

.case-card-image.bg-rose {
    background: linear-gradient(135deg, #fce7f3, #fbcfe8);
}

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

.case-card-image .case-type-tag {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(13, 122, 70, 0.9);
    color: #fff;
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 4px;
    font-weight: 500;
    backdrop-filter: blur(5px);
}

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

.case-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 10px;
    line-height: 1.5;
}

.case-card-meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px dashed var(--color-border);
}

.case-card-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.case-card p {
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.7;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==========================================================================
   工具展示页面
   ========================================================================== */
.tool-category {
    margin-bottom: 56px;
}

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

.tool-category-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--color-primary-lighter);
}

.tool-category-header .cat-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    flex-shrink: 0;
}

.tool-category-header h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-dark);
}

.tool-category-header p {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-left: auto;
}

.tool-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.tool-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    text-align: center;
}

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

.tool-card-image {
    width: 100%;
    aspect-ratio: 1;
    background: var(--color-bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

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

.tool-card-body {
    padding: 16px;
}

.tool-card h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.tool-card p {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* 响应式 - 新页面 */
@media (max-width: 992px) {
    .news-grid,
    .case-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    .news-grid,
    .case-grid,
    .tool-grid {
        grid-template-columns: 1fr;
    }

    .news-filter,
    .case-filter {
        gap: 8px;
    }

    .news-filter button,
    .case-filter button {
        padding: 6px 16px;
        font-size: 13px;
    }

    .tool-category-header {
        flex-wrap: wrap;
    }

    .tool-category-header p {
        margin-left: 0;
        width: 100%;
    }
}