/* ===== 基础样式 ===== */
:root {
    --primary: #ff6b35;
    --primary-dark: #e55a2b;
    --primary-light: #fff0e9;
    --text: #333333;
    --text-light: #666666;
    --text-lighter: #999999;
    --bg: #ffffff;
    --bg-gray: #f7f7f7;
    --border: #e5e5e5;
    --dark: #1a1a1a;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --radius: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--bg);
}

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

/* ===== 按钮样式 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

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

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

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
}

/* ===== 导航栏 ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    padding: 10px 0;
}

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

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

.logo-img {
    height: 45px;
    width: auto;
    max-width: 85px;
    object-fit: contain;
    transition: var(--transition);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 18px;
}

.logo-text {
    font-size: 20px;
    font-weight: bold;
    color: white;
    transition: var(--transition);
}

.navbar.scrolled .logo-text {
    color: var(--text);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
}

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

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

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

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

.nav-contact {
    display: flex;
    align-items: center;
    gap: 20px;
}

.phone {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    font-weight: 500;
}

.navbar.scrolled .phone {
    color: var(--text);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: white;
    transition: var(--transition);
}

.navbar.scrolled .menu-toggle span {
    background: var(--text);
}

/* ===== Hero区域 ===== */
.hero {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

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

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease;
}

.slide.active {
    opacity: 1;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.3));
}

.slide-content {
    position: absolute;
    top: 35%;
    left: 35%;
    transform: translate(-50%);
    max-width: 600px;
    text-align: center;
    color: white;
    padding: 0 20px;
}

.slide-subtitle {
    color: var(--primary);
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 15px;
}

.slide-title {
    font-size: 48px;
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 20px;
}

.slide-desc {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 30px;
    line-height: 1.8;
}

.slide-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.slider-controls {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 20px;
}

.slider-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: transparent;
    color: white;
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
}

.slider-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.slider-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--primary);
    width: 30px;
    border-radius: 5px;
}

/* ===== 统计数据 ===== */
.stats {
    background: var(--primary);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 2px 2px, rgba(255, 255, 255, 0.1) 1px, transparent 0);
    background-size: 40px 40px;
}

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

.stat-item {
    text-align: center;
    color: white;
    padding: 30px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.stat-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.stat-number, .stat-text {
    font-size: 42px;
    font-weight: bold;
    display: inline;
}

.stat-unit {
    font-size: 24px;
    font-weight: bold;
    display: inline;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 5px;
}

/* ===== 通用区域样式 ===== */
.section {
    padding: 100px 0;
}

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

.section-header {
    margin-bottom: 60px;
}

.section-header.center {
    text-align: center;
}

.section-header.flex-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 20px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 15px;
}

.section-title {
    font-size: 36px;
    font-weight: bold;
    color: var(--text);
    margin-bottom: 15px;
}

.section-desc {
    font-size: 16px;
    color: var(--text-light);
    max-width: 600px;
}

.section-header.center .section-desc {
    margin: 0 auto;
}

/* ===== 智能售货 ===== */
.vending-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.vending-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.vending-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.vending-image {
    height: 220px;
    overflow: hidden;
}

.vending-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.vending-content {
    padding: 25px;
}

.vending-content h3 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--text);
}

.vending-card:hover .vending-content h3 {
    color: var(--primary);
}

.vending-specs {
    list-style: none;
}

.vending-specs li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    margin-bottom: 8px;
    color: var(--text-light);
}

.vending-specs li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    margin-top: 6px;
    flex-shrink: 0;
}

.spec-label {
    color: var(--text);
    font-weight: 500;
}

.spec-value {
    color: var(--text-light);
}

/* ===== 产品服务 ===== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.product-card {
    background: white;
    padding: 25px;
    border-radius: var(--radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

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

.product-icon {
    width: 100%;
    height: 80px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-icon img {
    max-height: 60px;
    max-width: 140px;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: var(--transition);
}

.product-icon:not(:has(img)) {
    font-size: 24px;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 60px;
    margin-bottom: 20px;
}

.product-card:hover .product-icon img {
    transform: scale(1.1);
}

.product-industry {
    display: inline-block;
    font-size: 12px;
    color: var(--text-lighter);
    margin-bottom: 8px;
}

.product-info {
    width: 100%;
    text-align: center;
}

.product-info h3 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
    color: var(--text);
}

.product-card:hover .product-info h3 {
    color: var(--primary);
}

.product-info p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    text-align: justify;
}

/* ===== 新闻动态 ===== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

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

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.news-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 5px 12px;
    background: var(--primary);
    color: white;
    font-size: 12px;
    border-radius: 50px;
}

.news-content {
    padding: 25px;
}

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

.news-content h3 {
    font-size: 17px;
    font-weight: bold;
    margin-bottom: 12px;
    color: var(--text);
    line-height: 1.5;
}

.news-card:hover .news-content h3 {
    color: var(--primary);
}

.news-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 15px;
}

.news-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

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

/* ===== 合作加盟 ===== */
.franchise-ways {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-bottom: 60px;
}

.way-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 30px;
    background: white;
    border-radius: var(--radius);
    border: 2px solid var(--border);
    transition: var(--transition);
}

.way-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.way-icon {
    width: 60px;
    height: 60px;
    background: var(--primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
}

.way-title {
    font-size: 36px;
    font-weight: bold;
    color: var(--primary);
    line-height: 1;
}

.way-subtitle {
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    margin-top: 5px;
}

.way-desc {
    font-size: 13px;
    color: var(--text-light);
    margin-top: 3px;
}

/* 联系表单区域 */
.contact-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-left h3 {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 30px;
    color: var(--text);
}

.partner-logos {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
}

.partner-logo {
    padding: 10px 20px;
    background: white;
    border-radius: var(--radius);
    font-size: 13px;
    color: var(--text-light);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.testimonial {
    background: white;
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.testimonial p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.testimonial-author {
    font-size: 13px;
    color: var(--text-lighter);
}

.author-name {
    color: var(--text);
    font-weight: 500;
    margin-top: 5px;
}

/* 表单 */
.contact-form-wrapper {
    background: white;
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.contact-form-wrapper h3 {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 25px;
    color: var(--text);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 13px;
    color: var(--text);
    font-weight: 500;
}

.required {
    color: #e74c3c;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 15px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    transition: var(--transition);
    outline: none;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
    color: var(--text-light);
    cursor: pointer;
}

.checkbox-label input {
    margin-top: 2px;
}

.checkbox-label a {
    color: var(--primary);
    text-decoration: none;
}

.form-success {
    display: none;
    text-align: center;
    padding: 40px;
}

.form-success.show {
    display: block;
}

.success-icon {
    width: 60px;
    height: 60px;
    background: #4ade80;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    margin: 0 auto 20px;
}

.form-success h4 {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--text);
}

.form-success p {
    color: var(--text-light);
}

/* ===== 门店 ===== */
.stores-layout {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 30px;
}

.stores-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.store-card {
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

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

.store-image {
    height: 180px;
    overflow: hidden;
}

.store-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.store-content {
    padding: 20px;
}

.store-tags {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.store-tag {
    padding: 4px 10px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 11px;
    border-radius: 50px;
}

.store-location {
    font-size: 11px;
    color: var(--text-lighter);
}

.store-content h3 {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 8px;
    color: var(--text);
}

.store-card:hover .store-content h3 {
    color: var(--primary);
}

.store-date {
    font-size: 12px;
    color: var(--text-lighter);
}

.more-stores {
    background: white;
    padding: 25px;
    border-radius: var(--radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    height: fit-content;
}

.more-stores h3 {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 20px;
    color: var(--text);
}

.more-stores ul {
    list-style: none;
    margin-bottom: 25px;
}

.more-stores li {
    font-size: 13px;
    color: var(--text-light);
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}

.more-stores li::before {
    content: '';
    width: 5px;
    height: 5px;
    background: var(--primary);
    border-radius: 50%;
}

/* ===== 页脚 ===== */
.footer {
    background: var(--dark);
    color: white;
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-logo-img {
    height: 40px;
    width: auto;
    max-width: 75px;
    object-fit: contain;
}

.footer-logo span {
    font-size: 20px;
    font-weight: bold;
}

.footer-col p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
}

.footer-col h4 {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 25px;
}

.footer-col ul {
    list-style: none;
}

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

.footer-col a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
    position: relative;
}

.footer-col a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary);
    transition: var(--transition);
}

.footer-col a:hover {
    color: white;
}

.footer-col a:hover::after {
    width: 100%;
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 25px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.contact-list span {
    font-size: 16px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 15px;
}

.footer-bottom-left p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom-center {
    flex: 1;
    text-align: center;
}

.footer-bottom-right {
    text-align: right;
}

.icp-links {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
}

.icp-info {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
}

.icp-info:hover {
    color: var(--primary);
}

.separator {
    color: rgba(255, 255, 255, 0.3);
    font-size: 12px;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

/* ===== 回到顶部 ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

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

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .vending-grid,
    .products-grid,
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stores-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-section {
        grid-template-columns: 1fr;
    }

    .product-icon {
        height: 70px;
    }

    .product-icon img {
        max-height: 50px;
        max-width: 120px;
    }
}

@media (max-width: 768px) {
    
    .nav-menu,
    .nav-contact {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        padding: 20px;
        box-shadow: var(--shadow);
    }
    
    .navbar.scrolled .nav-link {
        color: var(--text);
    }
    
    .slide-title {
        font-size: 32px;
    }
    
    .slide-desc {
        font-size: 14px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .vending-grid,
    .products-grid,
    .news-grid,
    .stores-grid {
        grid-template-columns: 1fr;
    }
    
    .franchise-ways {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .stores-layout {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .footer-bottom-left,
    .footer-bottom-center,
    .footer-bottom-right {
        width: 100%;
        text-align: center;
    }
    
    .icp-links {
        justify-content: center;
        flex-direction: column;
        gap: 5px;
    }
    
    .icp-links .separator {
        display: none;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-header.flex-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .footer-logo-img {
        height: 30px;
    }

    .product-icon {
        height: 60px;
    }
    
    .product-icon img {
        max-height: 45px;
        max-width: 100px;
    }
    
    .product-icon:not(:has(img)) {
        height: 50px;
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .product-icon {
        height: 50px;
    }
    
    .product-icon img {
        max-height: 40px;
        max-width: 90px;
    }
    
    .product-icon:not(:has(img)) {
        height: 40px;
        font-size: 18px;
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}