/* ========================================
   奥莱辰启Otless 官网样式
   ======================================== */

/* --- CSS变量 --- */
:root {
    --primary-color: #8B5CF6;
    --primary-light: #C8A2C8;
    --primary-deep: #D946EF;
    --secondary-color: #FCD34D;
    --bg-light: #F5F3FF;
    --bg-gradient: linear-gradient(135deg, #8B5CF6 0%, #C8A2C8 50%, #D946EF 100%);
    --text-dark: #1F2937;
    --text-light: #6B7280;
    --white: #FFFFFF;
    --shadow-primary: rgba(139, 92, 246, 0.4);
    --shadow-card: rgba(139, 92, 246, 0.15);
    --shadow-dark: rgba(0, 0, 0, 0.1);
    --border-radius-sm: 12px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-xl: 32px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    background: var(--white);
}

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

/* --- 通用工具类 --- */
.gradient-bg {
    background: var(--bg-gradient);
}

.gradient-text {
    background: linear-gradient(135deg, #8B5CF6, #D946EF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Orbitron', 'Noto Sans SC', sans-serif;
}

/* --- 按钮 --- */
.btn-primary {
    background: linear-gradient(135deg, #8B5CF6, #D946EF);
    color: var(--white);
    border: none;
    padding: 16px 48px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 30px var(--shadow-primary);
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 15px 40px rgba(139, 92, 246, 0.5);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

/* --- 导航栏 --- */
.nav-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 20px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: transparent;
    backdrop-filter: blur(0);
}

.nav-bar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Orbitron', 'Noto Sans SC', sans-serif;
}

.nav-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    object-fit: cover;
}

.nav-logo .logo-accent {
    color: var(--secondary-color);
    font-weight: 600;
}

.nav-bar.scrolled .nav-logo {
    color: var(--text-dark);
}

.nav-links {
    display: flex;
    gap: 28px;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
}

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

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

.nav-links a:hover {
    color: var(--secondary-color);
}

.nav-bar.scrolled .nav-links a {
    color: var(--text-dark);
}

.nav-bar.scrolled .nav-links a:hover {
    color: var(--primary-color);
}

/* --- Hero首屏 --- */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 20px 20px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255,255,255,0.1) 0%, transparent 50%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.08'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* --- 应用图标 --- */
.app-icon {
    width: 140px;
    height: 140px;
    border-radius: 32px;
    background: var(--white);
    box-shadow: 0 25px 70px rgba(139, 92, 246, 0.35);
    margin: 0 auto 32px;
    animation: float 4s ease-in-out infinite;
    overflow: hidden;
    border: 4px solid rgba(255, 255, 255, 0.5);
}

.app-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 28px;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(1deg); }
}

/* --- Hero标题 --- */
.hero-title {
    font-size: 52px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    font-family: 'Orbitron', 'Noto Sans SC', sans-serif;
    letter-spacing: 2px;
}

.hero-title .title-accent {
    color: var(--secondary-color);
    font-weight: 600;
}

.hero-subtitle {
    font-size: 19px;
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: 40px;
    line-height: 1.85;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

/* --- 下载按钮 --- */
.download-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    margin-top: 40px;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 40px;
    border-radius: 20px;
    background: var(--white);
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    min-width: 220px;
}

.download-btn:hover {
    transform: translateY(-5px) scale(1.03);
    box-shadow: 0 15px 40px rgba(139, 92, 246, 0.35);
}

.download-btn i {
    font-size: 28px;
}

.download-btn .btn-label {
    text-align: left;
}

.download-btn .btn-label-small {
    font-size: 12px;
    opacity: 0.7;
    font-weight: 400;
}

/* --- 平台标识 --- */
.platform-badge {
    display: inline-block;
    margin-top: 28px;
    padding: 10px 24px;
    background: rgba(255, 255, 255, 0.18);
    border-radius: 25px;
    color: var(--white);
    font-size: 14px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.platform-badge i {
    margin-right: 8px;
}

/* --- 吉祥物 --- */
.mascot-container {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    display: none;
    z-index: 2;
}

.mascot {
    width: 200px;
    height: 200px;
    animation: bounce 2.5s ease-in-out infinite;
    filter: drop-shadow(0 15px 30px rgba(0, 0, 0, 0.25));
}

@keyframes bounce {
    0%, 100% { transform: translateY(0) rotate(-8deg); }
    50% { transform: translateY(-20px) rotate(8deg); }
}

/* --- 应用展示区域 --- */
.showcase-section {
    padding: 100px 20px;
    background: var(--bg-light);
}

.showcase-grid {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.showcase-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius-xl);
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.06);
    transition: all 0.4s ease;
}

.showcase-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(139, 92, 246, 0.12);
}

.showcase-card-reverse {
    grid-template-columns: 1fr 1fr;
}

.showcase-image-wrapper {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.showcase-image {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.showcase-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 16px;
    background: linear-gradient(135deg, #8B5CF6, #D946EF);
    color: var(--white);
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
}

.showcase-info {
    padding: 0 20px;
}

.showcase-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
    font-family: 'Orbitron', 'Noto Sans SC', sans-serif;
}

.showcase-desc {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.showcase-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.feature-tag {
    padding: 6px 14px;
    background: var(--bg-light);
    color: var(--primary-color);
    font-size: 12px;
    font-weight: 500;
    border-radius: 20px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

/* --- 特色功能区域 --- */
.features-section {
    padding: 100px 20px;
    background: var(--white);
}

.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.section-subtitle {
    text-align: center;
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 70px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--bg-light);
    padding: 45px 35px;
    border-radius: var(--border-radius-xl);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(139, 92, 246, 0.05), transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 25px 50px rgba(139, 92, 246, 0.18);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 90px;
    height: 90px;
    border-radius: 24px;
    background: var(--bg-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 36px;
    color: var(--white);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.35);
    transition: transform 0.4s ease;
}

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

.feature-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 14px;
    font-family: 'Orbitron', 'Noto Sans SC', sans-serif;
}

.feature-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.75;
}

/* --- 商品展示区域 --- */
.products-section {
    padding: 100px 20px;
    background: var(--bg-light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.06);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 45px rgba(139, 92, 246, 0.18);
}

.product-image-wrapper {
    position: relative;
    overflow: hidden;
}

.product-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image {
    transform: scale(1.08);
}

.product-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 14px;
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
    color: #1F2937;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
}

.product-info {
    padding: 24px;
}

.product-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
    font-family: 'Orbitron', 'Noto Sans SC', sans-serif;
}

.product-desc {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 16px;
    line-height: 1.6;
}

.product-price {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

.product-price .price-unit {
    font-size: 14px;
    font-weight: 400;
    opacity: 0.7;
}

/* --- 数据统计区域 --- */
.stats-section {
    padding: 100px 20px;
    background: var(--bg-gradient);
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 50px;
}

.stat-item {
    color: var(--white);
    padding: 30px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.4s ease;
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 24px;
}

.stat-number {
    font-size: 52px;
    font-weight: 700;
    margin-bottom: 8px;
    font-family: 'Orbitron', 'Noto Sans SC', sans-serif;
}

.stat-label {
    font-size: 15px;
    opacity: 0.9;
}

/* --- 下载引导区域 --- */
.cta-section {
    min-height: auto;
    padding: 100px 20px;
}

.cta-section .hero-title {
    font-size: 40px;
}

/* --- 页脚 --- */
.footer {
    padding: 60px 20px;
    background: var(--text-dark);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    object-fit: cover;
}

.footer-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    font-family: 'Orbitron', 'Noto Sans SC', sans-serif;
}

.footer-accent {
    color: var(--secondary-color);
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--secondary-color);
}

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

/* --- 联系合作弹窗 --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    padding: 40px;
    max-width: 440px;
    width: 90%;
    position: relative;
    transform: translateY(30px) scale(0.95);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
}

.modal-overlay.active .modal-content {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--bg-light);
    color: var(--text-light);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: var(--primary-color);
    color: var(--white);
}

.modal-header {
    text-align: center;
    margin-bottom: 24px;
}

.modal-icon {
    width: 70px;
    height: 70px;
    border-radius: 20px;
    background: var(--bg-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 30px;
    color: var(--white);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.35);
}

.modal-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
}

.modal-body {
    margin-bottom: 28px;
}

.modal-desc {
    font-size: 14px;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 24px;
    line-height: 1.7;
}

.modal-contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg-light);
    border-radius: var(--border-radius-md);
    margin-bottom: 12px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.15);
    flex-shrink: 0;
}

.contact-info {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 2px;
}

.contact-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    text-decoration: none;
}

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

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

.modal-call-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 40px;
    background: var(--bg-gradient);
    color: var(--white);
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.35s ease;
    box-shadow: 0 8px 25px var(--shadow-primary);
}

.modal-call-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(139, 92, 246, 0.5);
}

/* --- 页脚底部 --- */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-icp {
    font-size: 13px;
}

.footer-icp a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-icp a:hover {
    color: rgba(255, 255, 255, 0.8);
}

/* --- 法律页面通用样式 --- */
.legal-page {
    padding: 120px 20px 80px;
    min-height: 100vh;
}

.legal-page .container {
    max-width: 800px;
}

.legal-page-header {
    text-align: center;
    margin-bottom: 48px;
}

.legal-page-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.legal-page-update {
    font-size: 14px;
    color: var(--text-light);
}

.legal-section {
    margin-bottom: 36px;
}

.legal-section h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--bg-light);
}

.legal-section p,
.legal-section li {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.85;
    margin-bottom: 10px;
}

.legal-section ul {
    padding-left: 20px;
}

.legal-section li {
    margin-bottom: 8px;
}

.legal-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 32px;
    transition: all 0.3s ease;
}

.legal-back-link:hover {
    gap: 12px;
}

/* --- 动画 --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- 响应式：平板端 --- */
@media (min-width: 768px) {
    .hero-title {
        font-size: 64px;
    }

    .hero-subtitle {
        font-size: 20px;
    }

    .mascot-container {
        display: block;
    }
}

/* --- 响应式：移动端 --- */
@media (max-width: 767px) {
    .hero-title {
        font-size: 40px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .app-icon {
        width: 100px;
        height: 100px;
    }

    .download-buttons {
        flex-direction: column;
        align-items: center;
    }

    .download-btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .nav-links {
        gap: 16px;
    }

    .nav-links a {
        font-size: 13px;
    }

    .mascot-container {
        display: none;
    }

    .cta-section .hero-title {
        font-size: 32px;
    }

    .stat-number {
        font-size: 40px;
    }

    .showcase-card,
    .showcase-card-reverse {
        grid-template-columns: 1fr;
        padding: 24px;
        gap: 20px;
    }

    .showcase-card-reverse {
        order: 0;
    }

    .showcase-info {
        padding: 0;
        order: 2;
    }

    .showcase-image-wrapper {
        order: 1;
    }

    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .footer-links {
        gap: 20px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .modal-content {
        padding: 28px;
        width: 92%;
    }
}

/* --- 响应式：大屏桌面端 --- */
@media (min-width: 1200px) {
    .mascot {
        width: 240px;
        height: 240px;
    }

    .hero-section {
        padding: 100px 40px 40px;
    }
}