/* ==================== 融禾集团官网 v3.5 - 全局样式 ==================== */
:root {
    --rh-red: #CC413C;
    --rh-red-light: #FCEAEB;
    --rh-red-dark: #A33530;
    --rh-borong: #465DDA;
    --rh-borong-light: #E8ECFC;
    --rh-zhituo: #349DF9;
    --rh-zhituo-light: #E6F3FE;
    --rh-longyu: #3F5CA9;
    --rh-longyu-accent: #F4C91F;
    --rh-longyu-light: #E8ECF7;
    --rh-yuntu: #F47A1F;
    --rh-yuntu-light: #FEF0E3;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-400: #BDBDBD;
    --gray-500: #9E9E9E;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    --white: #FFFFFF;
    --font: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 48px rgba(0,0,0,0.12);
    --radius: 12px;
    --radius-lg: 20px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font);
    color: var(--gray-800);
    background: var(--white);
    line-height: 1.7;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-title {
    font-size: 36px; font-weight: 700; color: var(--gray-900);
    text-align: center; margin-bottom: 12px; letter-spacing: -0.5px;
}
.section-subtitle {
    font-size: 16px; color: var(--gray-500); text-align: center;
    margin-bottom: 60px; max-width: 600px; margin-left: auto; margin-right: auto;
}

/* 按钮 */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px 32px; border-radius: var(--radius); font-size: 15px;
    font-weight: 500; cursor: pointer; transition: var(--transition); border: none; outline: none;
}
.btn-primary { background: var(--rh-red); color: var(--white); }
.btn-primary:hover { background: var(--rh-red-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--rh-red); border: 1.5px solid var(--rh-red); }
.btn-outline:hover { background: var(--rh-red); color: var(--white); }
.btn-white { background: var(--white); color: var(--rh-red); }
.btn-white:hover { background: var(--gray-100); }
.btn-lg { padding: 16px 40px; font-size: 16px; }
.btn-sm { padding: 10px 20px; font-size: 13px; }

/* 导航栏 */
.header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255,255,255,0.95); backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.04); transition: var(--transition);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo img { height: 40px; width: auto; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav-item { position: relative; }
.nav-link {
    display: flex; align-items: center; gap: 4px; padding: 8px 16px;
    font-size: 14px; font-weight: 500; color: var(--gray-700);
    border-radius: 6px; transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--rh-red); background: var(--rh-red-light); }
.nav-dropdown {
    position: absolute; top: 100%; left: 0; min-width: 260px;
    background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-lg);
    padding: 10px; opacity: 0; visibility: hidden; transform: translateY(8px);
    transition: var(--transition); margin-top: 8px;
}
.nav-item:hover .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown-item {
    display: flex; align-items: center; gap: 10px; padding: 10px 14px;
    border-radius: 8px; transition: var(--transition);
}
.nav-dropdown-item:hover { background: var(--gray-50); }
.nav-dropdown-item .dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.nav-dropdown-item .name { font-size: 14px; font-weight: 600; color: var(--gray-900); }
.nav-dropdown-item .desc { font-size: 12px; color: var(--gray-500); }
.nav-dropdown-item .external { font-size: 11px; color: var(--rh-red); margin-left: auto; }

.header-actions { display: flex; align-items: center; gap: 16px; }
.phone-badge {
    display: flex; align-items: center; gap: 6px;
    font-size: 14px; font-weight: 600; color: var(--rh-red);
}
.mobile-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; cursor: pointer; background: none; border: none; }
.mobile-toggle span { display: block; width: 22px; height: 2px; background: var(--gray-800); transition: var(--transition); }

/* 页脚 */
.footer { background: var(--gray-900); color: var(--gray-400); padding: 80px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 60px; }
.footer-brand { padding-left: 0; }
.footer-brand p { font-size: 14px; line-height: 1.8; margin-bottom: 16px; white-space: nowrap; }
.footer-title { font-size: 15px; font-weight: 600; color: var(--white); margin-bottom: 20px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 14px; color: var(--gray-500); transition: var(--transition); }
.footer-links a:hover { color: var(--white); }
.footer-contact-item { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 14px; font-size: 14px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding: 24px 0; text-align: center; font-size: 13px; color: var(--gray-600); }

/* ==================== 首页Banner ==================== */
.banner {
    position: relative; min-height: 100vh; display: flex; align-items: stretch;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    overflow: hidden; padding-top: 72px;
}
.banner-bg {
    position: absolute; inset: 0; opacity: 0.12;
    background: radial-gradient(circle at 20% 50%, var(--rh-red) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, var(--rh-red) 0%, transparent 40%);
}
.banner-particles { position: absolute; inset: 0; overflow: hidden; }
.particle {
    position: absolute; width: 3px; height: 3px; background: var(--rh-red);
    border-radius: 50%; opacity: 0.3; animation: float 6s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateY(0) scale(1); opacity: 0.3; } 50% { transform: translateY(-20px) scale(1.2); opacity: 0.6; } }

.banner-content { position: relative; z-index: 2; max-width: 900px; }
.banner-tag {
    display: inline-flex; align-items: center; gap: 10px; padding: 10px 20px;
    background: rgba(204,65,60,0.15); border: 1px solid rgba(204,65,60,0.3);
    border-radius: 100px; font-size: 20px; color: var(--rh-red); margin-bottom: 36px;
}
.banner-tag svg { width: 18px; height: 18px; }
.banner-title { font-size: 72px; font-weight: 800; color: var(--white); line-height: 1.2; margin-bottom: 20px; letter-spacing: -1px; word-break: keep-all; }
.banner-title .highlight {
    background: linear-gradient(135deg, var(--rh-red) 0%, #e06050 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.banner-desc { font-size: 27px; color: var(--gray-400); margin-bottom: 48px; }
.banner-actions { display: flex; gap: 20px; flex-wrap: wrap; }
.banner-actions .btn { font-size: 18px; padding: 18px 44px; }

/* ==================== 首屏底部数据条 ==================== */
.banner-stats {
    position: relative; z-index: 2;
    padding: 24px 0 32px;
    border-top: 1px solid rgba(255,255,255,0.06);
    margin-top: auto;
}
.banner-stats .stats-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}
.banner-stats .stat-item { text-align: center; }
.banner-stats .stat-number {
    font-size: 42px; font-weight: 800; color: var(--white);
    line-height: 1.2; margin-bottom: 4px;
    font-variant-numeric: tabular-nums;
}
.banner-stats .stat-label {
    font-size: 19px; color: var(--gray-500);
}

/* ==================== 四大子品牌卡片 ==================== */
.brands-section { background: var(--white); }
.brands-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.brand-card {
    background: var(--white); border-radius: var(--radius-lg); padding: 32px 24px;
    text-align: center; transition: var(--transition); border: 1px solid var(--gray-200);
    position: relative; overflow: hidden; display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
}
.brand-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
    background: var(--card-color, var(--rh-red)); opacity: 0; transition: var(--transition);
}
.brand-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.brand-card:hover::before { opacity: 1; }
.brand-card-logo { height: 80px; width: auto; margin: 0 auto 16px; object-fit: contain; display: block; }
.brand-card { align-items: center; }
.brand-card-icon {
    width: 64px; height: 64px; border-radius: 16px; display: flex; align-items: center; justify-content: center;
    margin: 0 auto 16px;
}
.brand-card-name { font-size: 18px; font-weight: 700; color: var(--gray-900); margin-bottom: 6px; }
.brand-card-slogan { font-size: 13px; color: var(--gray-500); margin-bottom: 16px; line-height: 1.5; }
.brand-card-stats { display: flex; justify-content: center; gap: 16px; margin-bottom: 16px; }
.brand-card-stat { text-align: center; }
.brand-card-stat-num { font-size: 20px; font-weight: 700; color: var(--card-color); line-height: 1.2; }
.brand-card-stat-label { font-size: 11px; color: var(--gray-500); line-height: 1.3; margin-top: 2px; }
.brand-card-link {
    display: inline-flex; align-items: center; gap: 4px;
    font-size: 14px; font-weight: 500; color: var(--card-color, var(--rh-red));
    padding: 8px 20px; border-radius: 100px; border: 1px solid var(--card-color, var(--rh-red));
    transition: var(--transition);
}
.brand-card:hover .brand-card-link { background: var(--card-color, var(--rh-red)); color: var(--white); }

/* ==================== 核心业务 - 左右平铺式 ==================== */
.biz-section { background: var(--gray-50); }
.biz-flat-list { display: flex; flex-direction: column; gap: 16px; }
.biz-flat-card {
    display: flex; align-items: stretch; gap: 0;
    background: var(--white); border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200); transition: var(--transition); overflow: hidden;
}
.biz-flat-card:hover { box-shadow: var(--shadow-md); border-color: var(--rh-red); }
.biz-flat-left {
    display: flex; align-items: center; gap: 12px;
    padding: 20px 22px; width: 260px; flex-shrink: 0;
    background: #FFF0F0; border-right: 1px solid var(--gray-100);
}
.biz-flat-num {
    font-size: 24px; font-weight: 800; color: var(--rh-red);
    min-width: 36px; line-height: 1; opacity: 0.5;
}
.biz-flat-title { font-size: 15px; font-weight: 700; color: var(--rh-red); line-height: 1.5; }
.biz-flat-right {
    display: flex; flex-wrap: wrap; align-items: center; align-content: center;
    gap: 10px 12px; padding: 24px 28px; flex: 1;
}
.biz-flat-tag {
    display: inline-block; padding: 8px 16px; background: var(--gray-50);
    border-radius: 6px; font-size: 14px; color: var(--gray-700);
    border: 1px solid var(--gray-100); transition: var(--transition); font-weight: 500;
}
.biz-flat-tag:hover { background: var(--rh-red-light); color: var(--rh-red); border-color: var(--rh-red); }

/* ==================== 客户Logo滚动 ==================== */
.logos-section { background: var(--gray-50); overflow: hidden; }
.logos-marquee { display: flex; gap: 40px; animation: marquee 40s linear infinite; width: max-content; }
.logos-marquee:hover { animation-play-state: paused; }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.logo-item {
    width: 120px; height: 60px; display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; transition: var(--transition); opacity: 0.85;
}
.logo-item:hover { opacity: 1; transform: scale(1.05); }
.logo-item img { max-width: 100%; max-height: 100%; object-fit: contain; }
.logos-row { margin-bottom: 20px; overflow: hidden; }
.logos-row:last-child { margin-bottom: 0; }
.logos-row:nth-child(2) .logos-marquee { animation-direction: reverse; animation-duration: 35s; }

/* ==================== 合作流程 ==================== */
.process-section { background: var(--white); }
.process-grid { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.process-card {
    flex: 1; min-width: 180px; max-width: 220px; padding: 32px 20px;
    background: var(--white); border-radius: var(--radius); text-align: center;
    border: 1px solid var(--gray-200); transition: var(--transition); position: relative;
}
.process-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--rh-red); }
.process-step {
    font-size: 32px; font-weight: 800; color: var(--rh-red-light);
    line-height: 1; margin-bottom: 16px;
}
.process-title { font-size: 17px; font-weight: 600; color: var(--gray-900); margin-bottom: 8px; }
.process-desc { font-size: 13px; color: var(--gray-500); }
.process-arrow {
    display: flex; align-items: center; justify-content: center; color: var(--gray-300);
    font-size: 24px; flex-shrink: 0;
}

/* ==================== CTA区域 ==================== */
.cta-section {
    background: linear-gradient(135deg, var(--rh-red) 0%, var(--rh-red-dark) 100%);
    position: relative; overflow: hidden;
}
.cta-section::before {
    content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.1) 0%, transparent 50%);
}
.cta-content { text-align: center; position: relative; z-index: 1; }
.cta-title { font-size: 36px; font-weight: 700; color: var(--white); margin-bottom: 16px; }
.cta-desc { font-size: 16px; color: rgba(255,255,255,0.8); margin-bottom: 32px; max-width: 500px; margin-left: auto; margin-right: auto; }

/* ==================== 页面通用 ==================== */
.page-hero {
    padding: 140px 0 60px;
    background: linear-gradient(180deg, var(--rh-red-light) 0%, var(--white) 100%);
}
.page-hero-content { text-align: center; max-width: 700px; margin: 0 auto; }
.page-hero-title { font-size: 40px; font-weight: 800; color: var(--gray-900); margin-bottom: 12px; }
.page-hero-desc { font-size: 17px; color: var(--gray-500); }
.breadcrumb { padding: 16px 0; font-size: 13px; color: var(--gray-500); }
.breadcrumb a { color: var(--gray-600); }
.breadcrumb a:hover { color: var(--rh-red); }
.breadcrumb span { margin: 0 8px; color: var(--gray-400); }

/* ==================== 子品牌页面 ==================== */
.brand-hero {
    padding: 140px 0 60px; position: relative; overflow: hidden;
}
.brand-hero-content { text-align: center; max-width: 700px; margin: 0 auto; position: relative; z-index: 1; }
.brand-hero-logo { height: 56px; width: auto; margin: 0 auto 20px; }
.brand-hero-title { font-size: 40px; font-weight: 800; color: var(--gray-900); margin-bottom: 12px; }
.brand-hero-desc { font-size: 17px; color: var(--gray-500); }
.brand-color-bar { height: 6px; width: 100%; }

.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card {
    padding: 28px; background: var(--white); border-radius: var(--radius);
    border: 1px solid var(--gray-200); transition: var(--transition);
}
.service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--card-color); }
.service-card-icon {
    width: 48px; height: 48px; border-radius: 10px; display: flex; align-items: center; justify-content: center;
    font-size: 20px; margin-bottom: 14px; background: var(--card-color-light); color: var(--card-color);
}
.service-card-title { font-size: 17px; font-weight: 600; color: var(--gray-900); margin-bottom: 6px; }
.service-card-desc { font-size: 14px; color: var(--gray-500); line-height: 1.6; }

/* ==================== 隆宇配送专属样式 ==================== */
.ly-stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ly-stat-card { background: var(--white); border-radius: var(--radius-lg); padding: 32px 24px; text-align: center; border: 1px solid var(--gray-200); box-shadow: var(--shadow-sm); transition: var(--transition); }
.ly-stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--rh-red); }
.ly-stat-num { font-size: 48px; font-weight: 800; color: var(--rh-red); line-height: 1.1; margin-bottom: 8px; letter-spacing: -1px; }
.ly-stat-label { font-size: 14px; color: var(--gray-500); font-weight: 500; }

.ly-services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ly-service-card { background: var(--white); border-radius: var(--radius-lg); padding: 32px; border: 1px solid var(--gray-200); transition: var(--transition); }
.ly-service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: #3F5CA9; }
.ly-service-icon { width: 52px; height: 52px; border-radius: 12px; display: flex; align-items: center; justify-content: center; background: #E8ECF7; color: #3F5CA9; margin-bottom: 18px; }
.ly-service-title { font-size: 18px; font-weight: 700; color: var(--gray-900); margin-bottom: 10px; }
.ly-service-desc { font-size: 14px; color: var(--gray-500); line-height: 1.8; }

.ly-advantage-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.ly-advantage-card { background: var(--white); border-radius: var(--radius-lg); padding: 32px; border: 1px solid var(--gray-200); border-left: 4px solid #3F5CA9; transition: var(--transition); }
.ly-advantage-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.ly-advantage-num { font-size: 32px; font-weight: 800; color: #E8ECF7; margin-bottom: 8px; line-height: 1; }
.ly-advantage-card:hover .ly-advantage-num { color: #3F5CA9; }
.ly-advantage-title { font-size: 17px; font-weight: 700; color: var(--gray-900); margin-bottom: 8px; }
.ly-advantage-desc { font-size: 14px; color: var(--gray-500); line-height: 1.8; }

.ly-category-grid { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }
.ly-category-item { padding: 14px 36px; background: var(--white); border: 1px solid var(--gray-200); border-radius: 40px; font-size: 16px; font-weight: 600; color: var(--gray-700); transition: var(--transition); cursor: default; }
.ly-category-item:hover { background: #E8ECF7; border-color: #3F5CA9; color: #3F5CA9; }

.sub-product-card {
    padding: 32px; background: var(--white); border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200); transition: var(--transition);
}
.sub-product-card:hover { box-shadow: var(--shadow-md); border-color: var(--card-color); }
.sub-product-title { font-size: 20px; font-weight: 700; color: var(--gray-900); margin-bottom: 12px; }
.sub-product-highlights { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.sub-product-tag {
    padding: 4px 12px; background: var(--card-color-light); color: var(--card-color);
    font-size: 12px; font-weight: 600; border-radius: 4px;
}
.sub-product-desc { font-size: 14px; color: var(--gray-600); line-height: 1.7; }

/* ==================== 集团介绍与实力 ==================== */
.story-section { background: var(--white); }
.story-text { max-width: 800px; margin: 0 auto; font-size: 18px; color: var(--gray-600); line-height: 1.9; text-align: center; }

.timeline { position: relative; padding-left: 32px; max-width: 880px; margin: 0 auto; }
.timeline::before { content: ''; position: absolute; left: 6px; top: 0; bottom: 0; width: 2px; background: var(--gray-200); }
.timeline-item { position: relative; padding-bottom: 36px; }
.timeline-item::before {
    content: ''; position: absolute; left: -32px; top: 4px; width: 14px; height: 14px;
    border-radius: 50%; background: var(--rh-red); border: 3px solid var(--white);
    box-shadow: 0 0 0 2px var(--rh-red);
}
.timeline-year { font-size: 14px; font-weight: 700; color: var(--rh-red); margin-bottom: 4px; }
.timeline-title { font-size: 18px; font-weight: 600; color: var(--gray-900); margin-bottom: 6px; }
.timeline-desc { font-size: 14px; color: var(--gray-500); line-height: 1.7; }

.culture-section { background: var(--gray-50); }
.culture-grid-4 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 960px; margin: 0 auto; }
.culture-card-item { background: var(--white); border-radius: var(--radius-lg); padding: 32px; border: 1px solid var(--gray-200); transition: var(--transition); }
.culture-card-item:hover { border-color: var(--rh-red); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.culture-card-label { font-size: 24px; font-weight: 700; color: var(--rh-red); margin-bottom: 4px; }
.culture-card-label-en { font-size: 12px; color: var(--gray-400); letter-spacing: 3px; text-transform: uppercase; margin-bottom: 20px; }
.culture-card-text { font-size: 19px; font-weight: 600; color: var(--gray-900); line-height: 1.7; }
.culture-slogan-big { font-size: 19px; font-weight: 600; color: var(--gray-900); margin-bottom: 12px; }
.culture-slogan-en-big { font-size: 15px; font-weight: 600; color: var(--rh-red); letter-spacing: 2px; }
.culture-card-slogan-item { display: flex; flex-direction: column; justify-content: center; }

.certs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.cert-item {
    display: flex; align-items: center; gap: 12px; padding: 18px;
    background: var(--white); border-radius: var(--radius); border: 1px solid var(--gray-200);
    font-size: 14px; font-weight: 500; color: var(--gray-700); transition: var(--transition);
}
.cert-item:hover { border-color: var(--rh-red); }
.cert-item::before {
    content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--rh-red); flex-shrink: 0;
}

.network-card {
    text-align: center; padding: 48px; background: var(--white); border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}
.network-number { font-size: 56px; font-weight: 800; color: var(--rh-red); line-height: 1; }
.network-label { font-size: 16px; color: var(--gray-500); margin-top: 8px; }

/* ==================== 行业覆盖（用于集团介绍页） ==================== */
.industries-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.industry-card {
    display: flex; flex-direction: column; align-items: center; text-align: center;
    padding: 32px 16px; background: var(--white); border-radius: var(--radius);
    border: 1px solid transparent; transition: var(--transition);
}
.industry-card:hover { border-color: var(--rh-red); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.industry-icon { font-size: 36px; margin-bottom: 12px; }
.industry-name { font-size: 16px; font-weight: 600; color: var(--gray-900); }

/* ==================== 解决方案页 ==================== */
.solution-card {
    display: grid; grid-template-columns: 80px 1fr; gap: 24px; padding: 32px;
    background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--gray-200);
    margin-bottom: 16px; transition: var(--transition); align-items: center;
}
.solution-card:hover { box-shadow: var(--shadow-md); border-color: var(--rh-red); }
.solution-card-logo { width: 80px; height: 80px; object-fit: contain; display: block; }
.solution-card-content { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.solution-card-info { flex: 1; min-width: 200px; }
.solution-card-name { font-size: 20px; font-weight: 700; color: var(--gray-900); margin-bottom: 6px; }
.solution-card-desc { font-size: 14px; color: var(--gray-500); margin-bottom: 12px; }
.solution-card-link { padding: 10px 24px; border-radius: 100px; font-size: 14px; font-weight: 500; white-space: nowrap; transition: var(--transition); }

/* ==================== 资讯中心 ==================== */
.news-tabs { display: flex; gap: 8px; justify-content: center; margin-bottom: 40px; flex-wrap: wrap; }
.news-tab {
    padding: 10px 24px; border-radius: 100px; font-size: 14px; font-weight: 500;
    cursor: pointer; transition: var(--transition); border: 1px solid var(--gray-200);
    background: var(--white); color: var(--gray-600);
}
.news-tab:hover, .news-tab.active { background: var(--rh-red); color: var(--white); border-color: var(--rh-red); }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card {
    display: block; text-decoration: none; color: inherit;
    background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--gray-200);
    overflow: hidden; transition: var(--transition);
}
.news-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.news-card-image {
    height: 180px; background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
    display: flex; align-items: center; justify-content: center; font-size: 40px; color: var(--gray-300);
    overflow: hidden;
}
.news-card-image img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.4s ease;
}
.news-card:hover .news-card-image img {
    transform: scale(1.05);
}
.news-card-content { padding: 24px; }
.news-card-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.news-card-category { padding: 4px 10px; background: var(--rh-red-light); color: var(--rh-red); font-size: 12px; font-weight: 600; border-radius: 4px; }
.news-card-date { font-size: 13px; color: var(--gray-400); }
.news-card-title { font-size: 16px; font-weight: 600; color: var(--gray-900); line-height: 1.5; margin-bottom: 8px; }
.news-card-summary { font-size: 14px; color: var(--gray-500); line-height: 1.6; }
.news-source { text-align: center; margin-top: 40px; padding: 16px; background: var(--gray-50); border-radius: var(--radius); color: var(--gray-500); font-size: 14px; }

/* 行业报告下载 */
.reports-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.report-card {
    display: flex; align-items: center; gap: 16px; padding: 20px 24px;
    background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--gray-200);
    transition: var(--transition);
}
.report-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--rh-red); }
.report-card-icon { flex-shrink: 0; width: 56px; height: 56px; border-radius: var(--radius); background: var(--rh-red-light); display: flex; align-items: center; justify-content: center; }
.report-card-info { flex: 1; min-width: 0; }
.report-card-title { font-size: 15px; font-weight: 600; color: var(--gray-900); line-height: 1.4; margin-bottom: 4px; }
.report-card-format { font-size: 12px; color: var(--gray-400); }
.report-download-btn {
    flex-shrink: 0; display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 18px; border-radius: 100px; font-size: 13px; font-weight: 600;
    background: var(--rh-red); color: var(--white); transition: var(--transition);
    white-space: nowrap;
}
.report-download-btn:hover { background: var(--rh-red-dark); transform: scale(1.05); }
.reports-footer { text-align: center; margin-top: 40px; padding: 24px; }
.reports-footer-text { font-size: 15px; color: var(--gray-500); margin-bottom: 8px; }
.reports-footer-contact { font-size: 14px; color: var(--gray-400); }

/* ==================== 联系合作 ==================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: start; }
.contact-top-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 32px; }
.contact-info-card {
    padding: 28px; background: var(--white); border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}
.contact-info-title { font-size: 16px; font-weight: 600; color: var(--gray-900); margin-bottom: 14px; }
.contact-info-item { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 12px; font-size: 14px; color: var(--gray-600); }
.contact-info-item strong { color: var(--gray-900); font-weight: 500; }
.contact-special { padding: 16px; background: var(--rh-red-light); border-radius: var(--radius); margin-top: 12px; }
.contact-special-title { font-size: 13px; font-weight: 600; color: var(--rh-red); margin-bottom: 8px; }
.contact-special-item { font-size: 14px; color: var(--gray-700); margin-bottom: 6px; }

.contact-form {
    padding: 36px; background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--gray-200);
}
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 14px; font-weight: 500; color: var(--gray-700); margin-bottom: 6px; }
.form-label .required { color: var(--rh-red); margin-left: 2px; }
.form-input, .form-select, .form-textarea {
    width: 100%; padding: 12px 16px; border: 1px solid var(--gray-300); border-radius: var(--radius);
    font-size: 15px; font-family: inherit; color: var(--gray-800); background: var(--white);
    transition: var(--transition); outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--rh-red); box-shadow: 0 0 0 3px var(--rh-red-light); }
.form-textarea { min-height: 100px; resize: vertical; }

/* ==================== 悬浮按钮 ==================== */
.float-actions {
    position: fixed; bottom: 32px; right: 32px; z-index: 1001;
    display: flex; flex-direction: column; gap: 12px;
}
.float-btn {
    width: 52px; height: 52px; border-radius: 50%; background: var(--rh-red); color: var(--white);
    display: flex; align-items: center; justify-content: center; font-size: 18px;
    box-shadow: var(--shadow-lg); transition: var(--transition); border: none; cursor: pointer;
}
.float-btn:hover { transform: scale(1.1); background: var(--rh-red-dark); }
.chat-float-btn { position: relative; animation: chatPulse 3s ease-in-out infinite; }
.chat-float-btn::after {
    content: 'AI助手'; position: absolute; right: calc(100% + 10px); top: 50%; transform: translateY(-50%);
    background: var(--rh-red); color: var(--white); font-size: 12px; font-weight: 500;
    padding: 5px 10px; border-radius: 6px; white-space: nowrap;
    pointer-events: none; box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.chat-float-btn::before {
    content: ''; position: absolute; right: calc(100% + 4px); top: 50%; transform: translateY(-50%);
    border: 5px solid transparent; border-left-color: var(--rh-red);
}

/* ==================== 动画 ==================== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.fade-in-up { animation: fadeInUp 0.8s ease-out forwards; }

/* ==================== 滚动条 ==================== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--gray-400); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-500); }

/* ==================== 响应式 ==================== */
@media (max-width: 1024px) {
    .brands-grid { grid-template-columns: repeat(2, 1fr); }
    .banner-stats .stats-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .news-grid { grid-template-columns: repeat(2, 1fr); }
    .reports-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .certs-grid { grid-template-columns: repeat(2, 1fr); }
    .values-grid { grid-template-columns: repeat(2, 1fr); }
    .industries-grid { grid-template-columns: repeat(3, 1fr); }
    .process-grid { flex-wrap: wrap; }
    .process-arrow { display: none; }
    .biz-layout { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .section { padding: 60px 0; }
    .section-title { font-size: 28px; }
    .banner-title { font-size: 36px; }
    .brands-grid, .banner-stats .stats-grid, .services-grid, .news-grid, .certs-grid, .values-grid, .industries-grid {
        grid-template-columns: 1fr;
    }
    .reports-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .nav { display: none; }
    .mobile-toggle { display: flex; }
    .header-actions .phone-badge { display: none; }
    .banner { min-height: auto; }
    .banner-actions { flex-direction: column; }
    .page-hero-title, .brand-hero-title { font-size: 30px; }
    .contact-form { padding: 24px; }
    .culture-slogan { font-size: 32px; }
    .solution-card { grid-template-columns: 1fr; text-align: center; }
    .solution-card-content { flex-direction: column; }
    .biz-layout { grid-template-columns: 1fr; }
}

/* ==================== 聊天机器人 ==================== */
@keyframes chatPulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(204,65,60,0.4); }
    50% { box-shadow: 0 4px 24px rgba(204,65,60,0.7); }
}
.chat-window {
    position: fixed; bottom: 210px; right: 32px; width: 340px; max-height: 480px;
    background: var(--white); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
    display: none; flex-direction: column; overflow: hidden; border: 1px solid var(--gray-200);
    z-index: 1002;
}
.chat-window.open { display: flex; }
.chat-header {
    padding: 16px 20px; background: linear-gradient(135deg, var(--rh-red) 0%, var(--rh-red-dark) 100%);
    color: var(--white); display: flex; align-items: center; justify-content: space-between;
}
.chat-header-title { font-size: 15px; font-weight: 600; }
.chat-close { background: none; border: none; color: var(--white); font-size: 20px; cursor: pointer; }
.chat-body { flex: 1; padding: 16px; overflow-y: auto; background: var(--gray-50); }
.chat-message { margin-bottom: 12px; display: flex; }
.chat-message.bot { justify-content: flex-start; }
.chat-message.user { justify-content: flex-end; }
.chat-bubble {
    max-width: 80%; padding: 10px 14px; border-radius: 14px; font-size: 13px; line-height: 1.6;
}
.chat-bubble.bot { background: var(--white); color: var(--gray-700); border: 1px solid var(--gray-200); border-bottom-left-radius: 4px; }
.chat-bubble.user { background: var(--rh-red); color: var(--white); border-bottom-right-radius: 4px; }
.chat-input-area { padding: 12px 16px; border-top: 1px solid var(--gray-200); display: flex; gap: 8px; }
.chat-input { flex: 1; padding: 8px 12px; border: 1px solid var(--gray-300); border-radius: 100px; font-size: 13px; outline: none; }
.chat-input:focus { border-color: var(--rh-red); }
.chat-send { width: 32px; height: 32px; border-radius: 50%; background: var(--rh-red); color: var(--white); border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; }

/* ==================== 奖项荣誉滚动 ==================== */
.awards-section { background: var(--gray-50); overflow: hidden; }
.awards-marquee { display: flex; gap: 20px; animation: marquee 60s linear infinite; width: max-content; }
.awards-marquee:hover { animation-play-state: paused; }
.award-item {
    width: 280px; height: 220px; flex-shrink: 0; background: var(--white);
    border-radius: var(--radius); border: 1px solid var(--gray-200);
    display: flex; align-items: center; justify-content: center;
    padding: 12px; transition: var(--transition); position: relative; overflow: hidden;
}
.award-item:hover { border-color: var(--rh-red); box-shadow: var(--shadow-sm); transform: scale(1.03); }
.award-item img { max-width: 100%; max-height: 100%; object-fit: contain; }
.award-item-name {
    position: absolute; bottom: 0; left: 0; right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    color: var(--white); font-size: 13px; padding: 24px 12px 12px;
    line-height: 1.4; text-align: center;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* ==================== 集团架构图 ==================== */
.org-chart { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.org-root {
    padding: 16px 40px; background: linear-gradient(135deg, var(--rh-red) 0%, var(--rh-red-dark) 100%);
    color: var(--white); border-radius: var(--radius); font-size: 18px; font-weight: 700;
    box-shadow: var(--shadow-md);
}
.org-connector { width: 2px; height: 24px; background: var(--gray-300); }
.org-branches { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; width: 100%; max-width: 900px; }
.org-branch {
    padding: 20px 16px; background: var(--white); border-radius: var(--radius);
    border: 1px solid var(--gray-200); text-align: center; transition: var(--transition);
    border-top: 3px solid var(--branch-color, var(--rh-red));
}
.org-branch:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.org-branch-name { font-size: 16px; font-weight: 700; color: var(--gray-900); margin-bottom: 4px; }
.org-branch-desc { font-size: 12px; color: var(--gray-500); }

/* ==================== 服务网络 ==================== */
.network-map { background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--gray-200); padding: 40px; }
.network-map-visual { height: 600px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; margin-bottom: 32px; position: relative; overflow: hidden; }
.network-map-visual img { width: 100%; height: 100%; object-fit: contain; }

/* 地图定位标记 */
.map-marker {
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--rh-red);
    border-radius: 50% 50% 50% 0;
    transform: rotate(-45deg);
    box-shadow: 0 2px 6px rgba(204,65,60,0.5);
    cursor: pointer;
    z-index: 5;
    animation: markerPulse 2s ease-in-out infinite;
}
.map-marker::before {
    content: '';
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--white);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
}
.map-marker::after {
    content: attr(data-city);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    background: var(--rh-red);
    color: var(--white);
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    pointer-events: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.map-marker:hover::after {
    opacity: 1;
    visibility: visible;
}
@keyframes markerPulse {
    0%, 100% { transform: rotate(-45deg) scale(1); }
    50% { transform: rotate(-45deg) scale(1.15); }
}
.network-cities { margin-bottom: 32px; }
.network-cities-title { font-size: 14px; font-weight: 600; color: var(--gray-700); margin-bottom: 8px; }
.network-cities-text { font-size: 14px; color: var(--gray-600); line-height: 1.8; }
.network-stats-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.network-stat-card { text-align: center; padding: 20px; background: var(--gray-50); border-radius: var(--radius); }
.network-stat-card-num { font-size: 28px; font-weight: 800; color: var(--rh-red); }
.network-stat-card-label { font-size: 12px; color: var(--gray-500); margin-top: 4px; }