/**
 * ============================================================
 * 郑州缔莱美医疗美容医院 - 主样式
 * 包含：全局重置、布局、导航、首页各模块、iOS 26液态玻璃质感
 * ============================================================
 */

/* ---------- CSS变量（默认蓝色主题） ---------- */
:root {
    --primary-start: #6a9ec7;
    --primary-end: #1a3a5c;
    --primary-gradient: linear-gradient(135deg, #6a9ec7 0%, #1a3a5c 100%);
    --primary-color: #1a3a5c;
    --secondary-color: #6a9ec7;
    --accent-color: #8ecae6;
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.15);
    --text-light: #e8f0fe;
    --text-dark: #1a2a3a;
    --shadow-glow: 0 8px 40px rgba(26, 58, 92, 0.25);
    --card-bg: #f8faff;
    --section-bg: #f0f4f8;
    --border-color: #eef2f7;
}

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

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', Arial, sans-serif;
    background: var(--section-bg);
    color: #333;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

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

/* ---------- 容器 ---------- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

/* ---------- 通用按钮 ---------- */
.btn-primary {
    padding: 14px 40px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    color: #fff;
}

.btn-primary:hover {
    background: rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

.btn-outline {
    padding: 14px 40px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #fff;
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-2px);
}

.btn-outline-small {
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    color: var(--primary-color);
}

.btn-outline-small:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* ---------- 区域标题 ---------- */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-tag {
    display: inline-block;
    padding: 4px 16px;
    background: rgba(26, 58, 92, 0.08);
    color: var(--primary-color);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: 38px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--primary-gradient);
    margin: 12px auto 0;
    border-radius: 2px;
}

.section-sub {
    font-size: 18px;
    color: #888;
}

/* ---------- 顶部导航（玻璃质感） ---------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
    padding: 10px 0;
}

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

.header-logo a {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo-img {
    height: 42px;
    width: auto;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 1px;
}

/* ---------- 搜索框（玻璃质感） ---------- */
.header-search {
    flex: 1;
    max-width: 380px;
    margin: 0 16px;
}

.search-form {
    display: flex;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 30px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.search-form:focus-within {
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
}

.search-form input {
    flex: 1;
    padding: 8px 16px;
    border: none;
    background: transparent;
    font-size: 14px;
    outline: none;
    color: #333;
}

.search-form input::placeholder {
    color: rgba(0, 0, 0, 0.3);
}

.search-form button {
    padding: 8px 16px;
    background: transparent;
    border: none;
    color: rgba(0, 0, 0, 0.5);
    cursor: pointer;
    transition: color 0.3s;
}

.search-form button:hover {
    color: var(--primary-color);
}

/* ---------- 导航右侧 ---------- */
.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-hotline {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 600;
}

.header-hotline i {
    font-size: 16px;
}

.hotline-number {
    font-size: 14px;
}

/* ---------- 扫码关注 - 悬停下拉二维码 ---------- */
.header-qrcode-wrapper {
    position: relative;
    display: inline-block;
    cursor: pointer;
}

.header-qrcode {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #666;
    font-size: 13px;
    padding: 6px 14px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    user-select: none;
}

.header-qrcode:hover {
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.5);
}

.header-qrcode .qrcode-arrow {
    font-size: 11px;
    transition: transform 0.3s ease;
    color: #bbb;
}

.header-qrcode-wrapper:hover .qrcode-arrow {
    transform: rotate(180deg);
}

/* ---------- 下拉二维码面板 ---------- */
.qrcode-dropdown {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    width: 200px;
    padding-top: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
    transform-origin: top right;
}

.header-qrcode-wrapper:hover .qrcode-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.qrcode-dropdown-content {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 24px 20px 20px;
    text-align: center;
    box-shadow: 0 16px 60px rgba(0, 0, 0, 0.15);
    position: relative;
}

/* 小三角箭头 */
.qrcode-dropdown-content::before {
    content: '';
    position: absolute;
    top: -8px;
    right: 30px;
    width: 16px;
    height: 16px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    border-left: 1px solid rgba(255, 255, 255, 0.3);
    transform: rotate(45deg);
    border-radius: 4px 0 0 0;
}

.qrcode-dropdown-content img {
    width: 140px;
    height: 140px;
    object-fit: contain;
    border-radius: 8px;
    margin-bottom: 10px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.qrcode-dropdown-content .qrcode-title {
    font-size: 16px;
    font-weight: 600;
    color: #1a3a5c;
    margin-bottom: 2px;
}

.qrcode-dropdown-content .qrcode-sub {
    font-size: 13px;
    color: #999;
    margin: 0;
}

/* ---------- 导航菜单 ---------- */
.header-nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

.header-nav ul li a {
    font-size: 15px;
    color: #444;
    transition: color 0.3s;
    position: relative;
    padding: 4px 0;
    text-decoration: none;
}

.header-nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s;
}

.header-nav ul li a:hover::after,
.header-nav ul li a.active::after {
    width: 100%;
}

.header-nav ul li a:hover,
.header-nav ul li a.active {
    color: var(--primary-color);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary-color);
    cursor: pointer;
    padding: 5px;
}

/* 移动端菜单 */
.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    padding: 20px;
    z-index: 999;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.mobile-menu ul {
    list-style: none;
}

.mobile-menu ul li a {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 16px;
    color: #333;
    text-decoration: none;
}

.mobile-menu .mobile-contact {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 2px solid var(--primary-color);
}

.mobile-menu .mobile-contact a {
    font-size: 18px;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

/* ---------- 首屏（玻璃质感） ---------- */
.hero-particle {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-size: cover;
    background-position: center;
}

.hero-particle::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 0;
}

.hero-particle::after {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 60%;
    height: 80%;
    background: radial-gradient(circle, rgba(106, 158, 199, 0.15) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

.particles-container {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    padding: 40px 50px;
    max-width: 820px;
    background: rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

/* 首屏社交图标 */
.hero-social-float {
    position: absolute;
    top: 16px;
    right: 20px;
    display: flex;
    gap: 12px;
    z-index: 10;
}

.hero-social-float a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    font-size: 16px;
    text-decoration: none;
}

.hero-social-float a:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* 首屏主标题 */
.hero-main-title {
    margin-bottom: 20px;
}

.hero-badge {
    display: inline-block;
    padding: 6px 20px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 50px;
    font-size: 14px;
    letter-spacing: 2px;
    margin-bottom: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 4px;
}

.gradient-text {
    background: linear-gradient(135deg, #8ecae6, #6a9ec7, #a8d8ea);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    display: block;
    font-size: 28px;
    font-weight: 300;
    letter-spacing: 4px;
}

.hero-tagline {
    font-size: 16px;
    opacity: 0.7;
    letter-spacing: 2px;
    font-style: italic;
    margin-bottom: 12px;
}

.hero-cert-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 6px 20px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 50px;
    font-size: 14px;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-cert-badge span {
    opacity: 0.9;
}

/* 首屏统计数据 */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 24px 0 28px;
    flex-wrap: wrap;
}

.hero-stats .stat-item {
    text-align: center;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 16px;
    padding: 12px 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-width: 80px;
}

.hero-stats .num {
    display: block;
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, #8ecae6, #fff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-stats .label {
    font-size: 13px;
    opacity: 0.8;
}

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

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
    animation: bounceDown 2s infinite;
}

.scroll-indicator i {
    display: block;
    font-size: 20px;
    margin-top: 4px;
}

@keyframes bounceDown {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ---------- 图标网格 ---------- */
.section-icon-grid {
    padding: 60px 0;
    background: #fff;
}

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

.icon-item {
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    padding: 10px 0;
}

.icon-item:hover {
    transform: translateY(-4px);
}

.icon-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
    font-size: 26px;
    color: var(--secondary-color);
    transition: all 0.3s;
}

.icon-item:hover .icon-circle {
    background: var(--primary-gradient);
    color: #fff;
    border-color: var(--primary-color);
    transform: scale(1.05);
    box-shadow: var(--shadow-glow);
}

.icon-item span {
    font-size: 14px;
    color: #555;
    font-weight: 500;
}

/* ---------- 品牌故事 ---------- */
.section-brand {
    background: #fff;
}

.brand-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.brand-story-content {
    line-height: 1.8;
    color: #555;
}

.brand-story-content p {
    margin-bottom: 12px;
}

.founder-title {
    color: var(--secondary-color);
    font-weight: 500;
}

.brand-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.brand-tags span {
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    font-size: 13px;
    color: var(--primary-color);
}

/* ---------- 时间轴 ---------- */
.brand-timeline h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.timeline {
    position: relative;
    padding-left: 30px;
    border-left: 3px solid var(--secondary-color);
}

.timeline-item {
    margin-bottom: 25px;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -37px;
    top: 5px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--secondary-color);
    border: 3px solid #fff;
    box-shadow: 0 0 0 3px var(--secondary-color);
}

.timeline-year {
    font-weight: 700;
    color: var(--primary-color);
    font-size: 16px;
}

.timeline-content h4 {
    font-size: 15px;
    color: #333;
}

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

/* ---------- 资质荣誉 ---------- */
.section-honors {
    background: var(--card-bg);
}

.honors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.honor-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px 25px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.08);
    transition: all 0.3s ease;
}

.honor-card:hover {
    background: rgba(255, 255, 255, 0.7);
    box-shadow: 0 12px 48px rgba(31, 38, 135, 0.15);
    transform: translateY(-3px);
}

.honor-card i {
    font-size: 28px;
    color: var(--secondary-color);
    width: 40px;
    text-align: center;
}

.honor-card span {
    font-size: 14px;
    color: #444;
}

/* ---------- 项目展示 ---------- */
.section-projects {
    background: #fff;
}

.project-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 28px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 50px;
    font-size: 15px;
    font-weight: 500;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    border-color: var(--secondary-color);
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.5);
}

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

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

.project-card {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.08);
    transition: all 0.3s ease;
}

.project-card:hover {
    background: rgba(255, 255, 255, 0.7);
    box-shadow: 0 12px 48px rgba(31, 38, 135, 0.15);
    transform: translateY(-5px);
}

.project-image {
    width: 100%;
    height: 160px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 12px;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-card h4 {
    font-size: 16px;
    color: var(--primary-color);
}

.project-card .project-sub {
    font-size: 13px;
    color: var(--secondary-color);
}

.project-card .project-desc {
    font-size: 13px;
    color: #888;
    margin-top: 6px;
}

.no-project {
    grid-column: 1 / -1;
    text-align: center;
    color: #999;
    padding: 40px 0;
}

/* ---------- 医师团队 ---------- */
.section-doctors {
    background: var(--card-bg);
}

.doctors-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.doctor-card {
    text-align: center;
    padding: 30px 20px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.08);
    transition: all 0.3s ease;
}

.doctor-card:hover {
    background: rgba(255, 255, 255, 0.7);
    box-shadow: 0 12px 48px rgba(31, 38, 135, 0.15);
    transform: translateY(-5px);
}

.doctor-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 15px;
    border: 4px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.doctor-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.doctor-card h4 {
    font-size: 18px;
    color: var(--primary-color);
}

.doctor-card .doctor-position {
    font-size: 14px;
    color: var(--secondary-color);
}

.doctor-card .doctor-specialty {
    font-size: 13px;
    color: #666;
    margin-top: 4px;
}

/* ---------- FAQ ---------- */
.section-faq {
    background: #fff;
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    margin-bottom: 8px;
    padding: 0 16px;
    transition: all 0.3s ease;
}

.faq-item.active {
    background: rgba(255, 255, 255, 0.6);
}

.faq-q {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    cursor: pointer;
    font-weight: 500;
    color: var(--primary-color);
}

.faq-q i {
    transition: transform 0.3s;
}

.faq-item.active .faq-q i {
    transform: rotate(180deg);
}

.faq-a {
    padding: 0 0 16px 0;
    color: #555;
    line-height: 1.8;
    display: none;
}

.faq-item.active .faq-a {
    display: block;
    animation: fadeSlide 0.3s ease;
}

@keyframes fadeSlide {
    0% { opacity: 0; transform: translateY(-8px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* ---------- 9城连锁 ---------- */
.section-cities {
    background: var(--card-bg);
}

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

.city-card {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.08);
    transition: all 0.3s ease;
}

.city-card:hover {
    background: rgba(255, 255, 255, 0.7);
    box-shadow: 0 12px 48px rgba(31, 38, 135, 0.15);
    transform: translateY(-3px);
}

.city-card.highlight {
    background: var(--primary-gradient);
    color: #fff;
    border-color: var(--primary-color);
}

.city-card.highlight .city-year {
    color: rgba(255, 255, 255, 0.7);
}

.city-name {
    display: block;
    font-size: 20px;
    font-weight: 700;
}

.city-year {
    font-size: 13px;
    color: #999;
}

/* ---------- 联系我们 ---------- */
.section-contact {
    background: #fff;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-form {
    padding: 30px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.08);
}

.contact-form h2 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 6px;
}

.contact-form p {
    color: #888;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    font-size: 15px;
    transition: all 0.3s ease;
    font-family: inherit;
    color: #333;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(0, 0, 0, 0.3);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.5);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
}

.btn-submit {
    width: 100%;
    padding: 14px;
    background: var(--primary-gradient);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.form-message {
    margin-top: 15px;
    padding: 12px;
    border-radius: 12px;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(46, 204, 113, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(46, 204, 113, 0.3);
    color: #155724;
}

.form-message.error {
    display: block;
    background: rgba(231, 76, 60, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #721c24;
}

.contact-info .info-card {
    padding: 30px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.08);
}

.info-card h4 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.info-card p {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    color: #555;
}

.info-card p i {
    width: 24px;
    color: var(--secondary-color);
}

.license-info {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.license-info h5 {
    font-size: 14px;
    color: var(--primary-color);
}

.license-info p {
    font-size: 13px;
    color: #888;
}

/* ---------- 悬浮联系 ---------- */
.float-contact {
    position: fixed;
    right: 20px;
    bottom: 100px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.float-contact a {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 22px;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.float-contact a:hover {
    transform: scale(1.1);
}

.float-phone {
    background: rgba(46, 204, 113, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.float-book {
    background: rgba(26, 58, 92, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* ---------- 底部 ---------- */
.site-footer {
    background: rgba(10, 26, 46, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: #b0c4d8;
    padding: 50px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

.footer-col h3,
.footer-col h4 {
    color: #fff;
    margin-bottom: 12px;
}

.footer-col p {
    font-size: 14px;
    line-height: 1.8;
}

.footer-col a {
    color: #b0c4d8;
    text-decoration: none;
}

.footer-col a:hover {
    color: var(--accent-color);
}

.footer-city-list {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px 20px;
}

.footer-city-list li {
    font-size: 14px;
    padding: 3px 0;
}

.footer-city-list .city-year {
    font-size: 12px;
    color: #6a8aa8;
}

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #b0c4d8;
    font-size: 18px;
    transition: all 0.3s ease;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 20px;
    text-align: center;
    font-size: 13px;
    color: #4a6a88;
}

.footer-bottom p {
    margin-bottom: 4px;
}

.footer-bottom a {
    color: #4a6a88;
    text-decoration: none;
}

.footer-bottom a:hover {
    color: #fff;
}

.footer-disclaimer {
    font-size: 12px;
    color: #2a4a68;
}

/* ---------- 移动端底部导航（玻璃质感） ---------- */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    z-index: 999;
    padding: 6px 0;
}

.mobile-bottom-nav .nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    color: #999;
    text-decoration: none;
    font-size: 11px;
    padding: 4px 0;
    transition: all 0.3s ease;
    position: relative;
}

.mobile-bottom-nav .nav-item i {
    font-size: 20px;
    margin-bottom: 2px;
    transition: all 0.3s ease;
}

.mobile-bottom-nav .nav-item span {
    font-size: 11px;
}

.mobile-bottom-nav .nav-item.active {
    color: var(--primary-color);
}

.mobile-bottom-nav .nav-item.active i {
    transform: scale(1.1);
}

.mobile-bottom-nav .nav-item.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 30%;
    right: 30%;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 0 0 3px 3px;
}

.mobile-bottom-nav .nav-item:hover {
    color: var(--primary-color);
}

/* ---------- 响应式适配 ---------- */
@media (max-width: 1024px) {
    .brand-wrapper {
        grid-template-columns: 1fr;
    }
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    .cities-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .project-category-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .header-nav {
        display: none;
    }
    .menu-toggle {
        display: block;
    }
    .header-search {
        display: none;
    }
    .header-hotline .hotline-number {
        display: none;
    }
    .header-qrcode .qrcode-label {
        display: none;
    }
    .header-qrcode .qrcode-arrow {
        display: none;
    }
    .header-qrcode {
        background: transparent;
        padding: 4px 6px;
        font-size: 18px;
        border: none;
    }
    .qrcode-dropdown {
        width: 180px;
        right: -10px;
    }
    .qrcode-dropdown-content::before {
        right: 20px;
    }
    .qrcode-dropdown-content img {
        width: 120px;
        height: 120px;
    }

    .hero-particle {
        height: 80vh;
        min-height: 500px;
    }
    .hero-content {
        padding: 24px 20px;
        border-radius: 24px;
        margin: 0 12px;
    }
    .hero-title {
        font-size: 32px;
    }
    .hero-subtitle {
        font-size: 20px;
    }
    .hero-tagline {
        font-size: 13px;
    }
    .hero-cert-badge {
        font-size: 12px;
        padding: 4px 14px;
    }
    .hero-stats {
        gap: 10px;
    }
    .hero-stats .stat-item {
        padding: 8px 14px;
        min-width: 60px;
    }
    .hero-stats .num {
        font-size: 24px;
    }
    .hero-stats .label {
        font-size: 11px;
    }
    .hero-social-float {
        top: 10px;
        right: 12px;
        gap: 8px;
    }
    .hero-social-float a {
        width: 32px;
        height: 32px;
        font-size: 13px;
    }

    .section-header h2 {
        font-size: 28px;
    }
    section {
        padding: 50px 0;
    }

    .honors-grid {
        grid-template-columns: 1fr 1fr;
    }
    .doctors-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .project-category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .cities-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .icon-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 10px;
    }
    .icon-circle {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
    .icon-item span {
        font-size: 12px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .footer-city-list {
        grid-template-columns: 1fr 1fr;
    }

    .float-contact {
        right: 12px;
        bottom: 80px;
    }
    .float-contact a {
        width: 46px;
        height: 46px;
        font-size: 18px;
    }

    .mobile-bottom-nav {
        display: flex;
    }
    .site-footer {
        padding-bottom: 70px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 26px;
    }
    .hero-subtitle {
        font-size: 16px;
    }
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    .btn-primary,
    .btn-outline {
        width: 100%;
        justify-content: center;
    }

    .honors-grid {
        grid-template-columns: 1fr;
    }
    .doctors-grid {
        grid-template-columns: 1fr;
    }
    .project-category-grid {
        grid-template-columns: 1fr;
    }
    .cities-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .icon-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 8px;
    }
    .icon-circle {
        width: 44px;
        height: 44px;
        font-size: 17px;
    }
    .icon-item span {
        font-size: 11px;
    }

    .contact-form {
        padding: 20px;
    }
    .contact-form h2 {
        font-size: 22px;
    }

    .footer-city-list {
        grid-template-columns: 1fr;
    }
}/* ---------- 轮播图（用于内容区） ---------- */
.section-banner-carousel {
    padding: 40px 0;
    background: #f0f4f8;
}

.section-banner-carousel .banner-slider {
    position: relative;
    height: 420px;
    overflow: hidden;
    border-radius: 24px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.08);
}

.section-banner-carousel .banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease;
    z-index: 1;
}

.section-banner-carousel .banner-slide.active {
    opacity: 1;
    z-index: 2;
}

.section-banner-carousel .banner-bg {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border-radius: 24px;
}

.section-banner-carousel .banner-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.25);
    border-radius: 24px;
    z-index: 1;
}

.section-banner-carousel .banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    padding: 0 20px;
    max-width: 700px;
}

.section-banner-carousel .banner-content h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.section-banner-carousel .banner-content p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 20px;
}

.section-banner-carousel .banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s;
}

.section-banner-carousel .banner-arrow:hover {
    background: rgba(255,255,255,0.3);
}

.section-banner-carousel .banner-arrow-left { left: 20px; }
.section-banner-carousel .banner-arrow-right { right: 20px; }

.section-banner-carousel .banner-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 12px;
}

.section-banner-carousel .banner-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: all 0.3s;
}

.section-banner-carousel .banner-dots .dot.active {
    background: #fff;
    transform: scale(1.2);
}

/* 响应式 */
@media (max-width: 768px) {
    .section-banner-carousel .banner-slider {
        height: 300px;
    }
    .section-banner-carousel .banner-content h2 {
        font-size: 26px;
    }
    .section-banner-carousel .banner-content p {
        font-size: 15px;
    }
    .section-banner-carousel .banner-arrow {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .section-banner-carousel .banner-slider {
        height: 220px;
    }
    .section-banner-carousel .banner-content h2 {
        font-size: 20px;
    }
    .section-banner-carousel .banner-content p {
        font-size: 13px;
    }
    .section-banner-carousel .banner-arrow {
        width: 30px;
        height: 30px;
        font-size: 12px;
    }
}/* ============================================================
   首屏全屏轮播 + 右上角统计数据
   ============================================================ */

/* ============================================================
   首屏全屏轮播（无粒子，背景图清晰）
   ============================================================ */

/* 全屏轮播容器 */
.hero-slider-full {
    position: relative;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
}

.hero-slider-full .banner-slider.fullscreen {
    height: 100vh;
    min-height: 700px;
}

.hero-slider-full .banner-slide {
    height: 100vh;
    min-height: 700px;
}

.hero-slider-full .banner-bg {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* 去掉遮罩层，背景图清晰可见 */
.hero-slider-full .banner-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0);  /* 完全透明，无遮罩 */
    z-index: 1;
}

.hero-slider-full .banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    padding: 0 20px;
    max-width: 820px;
}

/* ---------- 右上角统计数据 ---------- */
.hero-stats-top-right {
    position: absolute;
    top: 120px;
    right: 30px;
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    padding: 18px 20px;
    min-width: 100px;
}

.stat-item-top {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding: 4px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.stat-item-top:last-child {
    border-bottom: none;
}

.stat-item-top .stat-num {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
}

.stat-item-top .stat-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 400;
    text-align: right;
}

/* ---------- 轮播箭头 ---------- */
.hero-slider-full .banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s;
}

.hero-slider-full .banner-arrow:hover {
    background: rgba(255, 255, 255, 0.3);
}

.hero-slider-full .banner-arrow-left { left: 20px; }
.hero-slider-full .banner-arrow-right { right: 20px; }

/* ---------- 指示点 ---------- */
.hero-slider-full .banner-dots {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 12px;
}

.hero-slider-full .banner-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
    cursor: pointer;
    transition: all 0.3s;
}

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

/* ---------- 滚动指示器 ---------- */
.hero-slider-full .scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
    animation: bounceDown 2s infinite;
}

.hero-slider-full .scroll-indicator i {
    display: block;
    font-size: 20px;
    margin-top: 4px;
}

@keyframes bounceDown {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
    .hero-stats-top-right {
        top: 100px;
        right: 20px;
        padding: 14px 16px;
        min-width: 80px;
    }
    .stat-item-top .stat-num {
        font-size: 16px;
    }
    .stat-item-top .stat-label {
        font-size: 11px;
    }
}

@media (max-width: 768px) {
    .hero-stats-top-right {
        top: 80px;
        right: 12px;
        padding: 10px 12px;
        min-width: 60px;
        gap: 6px;
        border-radius: 12px;
    }
    .stat-item-top {
        gap: 10px;
        padding: 2px 0;
    }
    .stat-item-top .stat-num {
        font-size: 14px;
    }
    .stat-item-top .stat-label {
        font-size: 10px;
    }
    .hero-slider-full .banner-arrow {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }
    .hero-slider-full .banner-arrow-left { left: 10px; }
    .hero-slider-full .banner-arrow-right { right: 10px; }
}

@media (max-width: 480px) {
    .hero-stats-top-right {
        top: 70px;
        right: 8px;
        padding: 8px 10px;
        min-width: 50px;
        border-radius: 10px;
    }
    .stat-item-top {
        gap: 6px;
        padding: 1px 0;
    }
    .stat-item-top .stat-num {
        font-size: 12px;
    }
    .stat-item-top .stat-label {
        font-size: 9px;
    }
    .hero-slider-full .banner-arrow {
        width: 30px;
        height: 30px;
        font-size: 12px;
    }
}
/* ---------- 品牌名称 ---------- */
.brand-name {
    font-size: 56px;
    font-weight: 800;
    color: #4a90d9;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    margin-bottom: 6px;
    letter-spacing: 4px;
}

/* ---------- 主标题 ---------- */
.hero-title {
    font-size: 44px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 4px;
}

.hero-subtitle {
    display: block;
    font-size: 24px;
    font-weight: 300;
    letter-spacing: 4px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
    .brand-name {
        font-size: 36px;
        letter-spacing: 2px;
    }
    .hero-title {
        font-size: 30px;
    }
    .hero-subtitle {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .brand-name {
        font-size: 26px;
    }
    .hero-title {
        font-size: 24px;
    }
    .hero-subtitle {
        font-size: 16px;
    }
}/* ---------- 热门项目图标网格 ---------- */
.section-icon-grid {
    padding: 60px 0 80px;  /* 上下增加内边距 */
    background: #fff;
}

.icon-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);  /* 每行5个，保持原样 */
    gap: 30px 20px;         /* 行间距30px，列间距20px（原来可能更小） */
    max-width: 1000px;      /* 限制最大宽度，避免在大屏上过于分散 */
    margin: 0 auto;         /* 居中 */
}

.icon-item {
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    padding: 16px 8px;      /* 增加上下内边距 */
    background: rgba(255, 255, 255, 0.4);  /* 轻微背景，增强卡片感 */
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(4px);
}

.icon-item:hover {
    transform: translateY(-6px);
    background: rgba(255, 255, 255, 0.7);
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}

.icon-circle {
    width: 72px;            /* 稍微放大图标容器 */
    height: 72px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;    /* 与文字间距增加 */
    font-size: 30px;        /* 图标放大 */
    color: var(--secondary-color);
    transition: all 0.3s;
}

.icon-item span {
    display: block;
    font-size: 15px;        /* 稍微放大字体 */
    color: #444;
    font-weight: 500;
    line-height: 1.4;
    white-space: nowrap;    /* 防止文字换行，但可能截断，建议用 normal */
    /* 改用 normal 允许换行，但配合合适的宽度 */
    white-space: normal;
    word-break: keep-all;
    max-width: 80px;
    margin: 0 auto;
}/* ============================================================
   品牌故事 + 核心优势（左） | 发展历程（右）
   ============================================================ */

/* 左侧容器 */
.brand-left {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* 核心优势（紧凑版） */
.brand-advantages-compact {
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 20px 24px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.brand-advantages-compact h4 {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 14px;
    font-weight: 600;
    letter-spacing: 1px;
}

.advantages-compact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 20px;
}

.advantage-compact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
}

.advantage-compact-item i {
    font-size: 18px;
    color: var(--secondary-color);
    width: 24px;
    margin-top: 2px;
    flex-shrink: 0;
}

.advantage-compact-item div {
    display: flex;
    flex-direction: column;
}

.advantage-compact-item strong {
    font-size: 14px;
    color: #333;
    font-weight: 600;
}

.advantage-compact-item span {
    font-size: 13px;
    color: #777;
    line-height: 1.4;
}

/* ---------- 品牌故事区域调整 ---------- */
.section-brand {
    background: #fff;
    padding: 70px 0;
}

.brand-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.brand-text {
    margin-bottom: 0;
}

.brand-story-content {
    line-height: 1.8;
    color: #555;
}

.brand-story-content p {
    margin-bottom: 12px;
}

.founder-title {
    color: var(--secondary-color);
    font-weight: 500;
}

.brand-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.brand-tags span {
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    font-size: 13px;
    color: var(--primary-color);
}

/* ---------- 时间轴 ---------- */
.brand-timeline h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.timeline {
    position: relative;
    padding-left: 30px;
    border-left: 3px solid var(--secondary-color);
}

.timeline-item {
    margin-bottom: 25px;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -37px;
    top: 5px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--secondary-color);
    border: 3px solid #fff;
    box-shadow: 0 0 0 3px var(--secondary-color);
}

.timeline-year {
    font-weight: 700;
    color: var(--primary-color);
    font-size: 16px;
}

.timeline-content h4 {
    font-size: 15px;
    color: #333;
}

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

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
    .brand-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .advantages-compact-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px 16px;
    }
    .advantage-compact-item i {
        font-size: 16px;
        width: 20px;
    }
    .advantage-compact-item strong {
        font-size: 13px;
    }
    .advantage-compact-item span {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .advantages-compact-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    .brand-advantages-compact {
        padding: 16px;
    }
}