/* ========================================
   HANGZHOU HOMES - MAIN STYLESHEET
   ======================================== */

:root {
    --primary-color: #2563eb;
    --secondary-color: #0ea5e9;
    --accent-color: #f97316;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-color: #1e293b;
    --light-color: #f8fafc;
    --text-color: #334155;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --border-radius: 8px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-heading: "Inter", var(--font-sans);
}

/* ========================================
   BASE STYLES
   ======================================== */

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    color: var(--text-color);
    line-height: 1.6;
    background-color: #ffffff;
    margin: 0;
    padding: 0;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--dark-color);
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.top-bar {
    background-color: var(--dark-color);
    color: white;
    padding: 0.5rem 0;
    font-size: 0.875rem;
}

.top-bar a {
    color: #cbd5e1;
    text-decoration: none;
    transition: var(--transition);
}

.top-bar a:hover {
    color: white;
}

.main-header {
    background-color: white;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-lg);
}

.navbar-brand img {
    height: 50px;
    transition: var(--transition);
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--dark-color);
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 80%;
}

/* ========================================
   PROPERTY DETAIL PAGE
   ======================================== */

.property-detail-page {
    padding-top: 2rem;
    padding-bottom: 3rem;
}

.property-header {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.property-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.property-address {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.property-actions .btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    padding: 0.5rem 1rem;
}

.property-summary {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    margin-top: 1.5rem;
}

.summary-item {
    text-align: center;
}

.summary-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.summary-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark-color);
}

.summary-value.price {
    color: var(--primary-color);
    font-size: 1.75rem;
}

/* ========================================
   GALLERY & MEDIA
   ======================================== */

.property-gallery {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.property-swiper {
    height: 500px;
}

.property-swiper .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
}

/* 详情页大图样式 - 确保完整显示 */
.property-gallery .property-swiper .property-image {
    width: 100%;
    height: 100%;
    object-fit: contain !important; /* 强制覆盖，显示完整图片 */
    object-position: center;
    background: #f8f9fa;
}

.media-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.media-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.property-thumbs {
    padding: 1rem;
    background: white;
}

.property-thumbs .swiper-slide {
    width: 120px !important; /* 增加宽度 */
    height: 80px; /* 保持合理高度 */
    cursor: pointer;
    border-radius: var(--border-radius);
    overflow: hidden;
    opacity: 0.6;
    transition: var(--transition);
    flex-shrink: 0;
}

.property-thumbs .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.property-thumbs .swiper-slide-thumb-active {
    opacity: 1;
    box-shadow: var(--shadow);
}

.thumb-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* ========================================
   PROPERTY DETAILS TABS
   ======================================== */

.property-details {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.property-details .nav-tabs {
    border-bottom: 1px solid var(--border-color);
    padding: 0 2rem;
    background: var(--light-color);
}

.property-details .nav-tabs .nav-link {
    border: none;
    border-bottom: 3px solid transparent;
    background: none;
    color: var(--text-color);
    font-weight: 500;
    padding: 1rem 1.5rem;
    transition: var(--transition);
}

.property-details .nav-tabs .nav-link:hover {
    border-bottom-color: var(--primary-color);
    color: var(--primary-color);
}

.property-details .nav-tabs .nav-link.active {
    background: white;
    border-bottom-color: var(--primary-color);
    color: var(--primary-color);
}

.tab-content .tab-pane {
    min-height: 300px;
}

/* ========================================
   CARDS & SIDEBAR
   ======================================== */

.card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow);
}

.card-header {
    background-color: var(--light-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* ========================================
   BUTTONS & FORMS
   ======================================== */

.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background-color: var(--text-light);
    color: white;
}

.btn-secondary:hover {
    background-color: var(--text-color);
}

.btn-outline-primary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-outline-secondary {
    background-color: transparent;
    color: var(--text-light);
    border: 2px solid var(--border-color);
}

.btn-outline-secondary:hover {
    background-color: var(--text-light);
    color: white;
    border-color: var(--text-light);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.form-control {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: var(--transition);
    width: 100%;
    background-color: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control::placeholder {
    color: var(--text-light);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero-section {
    height: 80vh;
    min-height: 600px;
    background: linear-gradient(rgba(30, 41, 59, 0.7), rgba(30, 41, 59, 0.8)), 
                   url('/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    color: white;
    position: relative;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
	  color: white;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
	  color: white;
}

.search-container {
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    margin-top: 2rem;
}

.search-title {
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

/* ========================================
   PROPERTY LISTINGS
   ======================================== */

.property-card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    background: white;
}

.property-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.property-image {
    height: 220px;
    overflow: hidden;
    position: relative;
}

.property-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.property-card:hover .property-image img {
    transform: scale(1.05);
}

.property-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--accent-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.property-favorite {
    position: absolute;
    top: 1rem;
    right: 1rem;  /* 改为 right */
    background-color: rgba(255, 255, 255, 0.9);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);  /* 添加阴影让图标更清晰 */
}



.property-details {
    padding: 1.5rem;
}

.property-price {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.property-title {
    font-weight: 600;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.property-title a {
    color: var(--dark-color);
    text-decoration: none;
    transition: var(--transition);
}

.property-title a:hover {
    color: var(--primary-color);
}

.property-meta {
    display: flex;
    justify-content: space-between;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.875rem;
}

.property-meta span {
    display: flex;
    align-items: center;
    color: var(--text-light);
}

.property-meta i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background-color: var(--dark-color);
    color: #cbd5e1;
    padding: 4rem 0 0;
    margin-top: 4rem;
}

.footer h5 {
    color: white;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: white;
    padding-left: 0.25rem;
}

.footer-bottom {
    background-color: #0f172a;
    padding: 1.5rem 0;
    margin-top: 3rem;
    text-align: center;
    border-top: 1px solid #374151;
}

.footer-bottom p {
    margin: 0;
    color: #9ca3af;
    font-size: 0.875rem;
}

/* ========================================
   UTILITIES & ANIMATIONS
   ======================================== */

.section-title {
    position: relative;
    margin-bottom: 3rem;
    text-align: center;
}

.section-title:after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    margin: 1rem auto 0;
    border-radius: 2px;
}

.section-padding {
    padding: 5rem 0;
}

.section-light {
    background-color: var(--light-color);
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.text-muted {
    color: var(--text-light) !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

.bg-light {
    background-color: var(--light-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.border-radius {
    border-radius: var(--border-radius);
}

.shadow-sm {
    box-shadow: var(--shadow-sm);
}

.shadow {
    box-shadow: var(--shadow);
}

.shadow-lg {
    box-shadow: var(--shadow-lg);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-padding {
        padding: 3rem 0;
    }
    
    .search-container {
        padding: 1.5rem;
    }
    
    .navbar-nav .nav-link {
        margin: 0.25rem 0;
        text-align: center;
    }
    
    .property-header {
        padding: 1.5rem;
    }
    
    .property-title {
        font-size: 1.5rem;
    }
    
    .property-swiper {
        height: 300px;
    }
    
    .hero-section {
        height: 60vh;
        min-height: 500px;
    }
    
    .card-body {
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .property-title {
        font-size: 1.25rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .summary-value {
        font-size: 1rem;
    }
    
    .summary-value.price {
        font-size: 1.5rem;
    }
}

/* ========================================
   SWIPER CUSTOMIZATIONS
   ======================================== */

.swiper-button-next,
.swiper-button-prev {
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.9);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
    background: white;
    transform: scale(1.1);
}

.swiper-button-next:after,
.swiper-button-prev:after {
    font-size: 1rem;
    font-weight: 700;
}

.swiper-pagination-bullet {
    background: rgba(255, 255, 255, 0.5);
    opacity: 1;
    width: 12px;
    height: 12px;
}

.swiper-pagination-bullet-active {
    background: var(--primary-color);
    transform: scale(1.2);
}

/* ========================================
   LOADING & STATES
   ======================================== */

.loading {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.loading::after {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error {
    color: var(--danger-color);
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--border-radius);
    padding: 1rem;
    text-align: center;
}

.success {
    color: var(--success-color);
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: var(--border-radius);
    padding: 1rem;
    text-align: center;
}
/* ========================================
   手机端布局修复 - 添加到 styles.css 文件末尾
   ======================================== */

/* 修复搜索表单和内容重叠问题 */
@media (max-width: 768px) {
    /* 修复Hero区域搜索表单的间距 */
    .hero-section {
        padding-bottom: 2rem;
    }
    
    .search-container {
        margin-top: 1.5rem;
        position: relative;
        z-index: 10;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
    }
    
    /* 确保主要内容区域有足够的上边距 */
    main {
        margin-top: 0;
        position: relative;
        z-index: 5;
    }
    
    /* 修复Featured Properties标题的定位 */
    .section-title {
        margin-top: 2rem;
        margin-bottom: 2rem;
        position: relative;
        z-index: 1;
        background: white;
        padding: 1rem 0;
    }
    
    /* 确保Featured Properties部分有清晰的背景 */
    .section-padding:first-of-type {
        background: white;
        position: relative;
        z-index: 1;
        margin-top: 0;
        padding-top: 3rem;
    }
    
    /* 修复属性卡片的布局 */
    .property-card {
        margin-bottom: 1.5rem;
        position: relative;
        z-index: 1;
    }
    
    /* 确保搜索表单不会覆盖其他内容 */
    .search-container .row {
        position: relative;
        z-index: 11;
    }
    
    /* 修复表单输入框的层级 */
    .form-select, .form-control {
        position: relative;
        z-index: 12;
        background: white;
    }
    
    /* 修复按钮的层级 */
    .btn {
        position: relative;
        z-index: 13;
    }
    
    /* 确保导航栏在最顶层 */
    .main-header {
        z-index: 1000;
    }
    
    /* 修复hero内容的层级和间距 */
    .hero-content {
        margin-bottom: 2rem;
    }
    
    /* 添加清除浮动 */
    .hero-section::after {
        content: "";
        display: table;
        clear: both;
    }
    
    /* 确保章节之间有明确的分隔 */
    .section-padding {
        clear: both;
        position: relative;
    }
    
    /* 修复价格显示的重叠问题 */
    .property-price {
        background: rgba(255, 255, 255, 0.95);
        padding: 0.25rem 0.5rem;
        border-radius: 4px;
        display: inline-block;
    }
    
    /* 确保文本内容不会被遮挡 */
    .property-details {
        background: white;
        position: relative;
        z-index: 2;
    }
}

/* 针对更小屏幕的额外修复 */
@media (max-width: 576px) {
    /* 减少hero区域高度，避免内容重叠 */
    .hero-section {
        min-height: 400px;
        height: auto;
        padding: 2rem 0;
    }
    
    /* 调整搜索容器的位置 */
    .search-container {
        margin-top: 1rem;
        padding: 1.5rem 1rem;
    }
    
    /* 确保标题有足够的间距 */
    .hero-title {
        font-size: 1.8rem;
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    /* 修复Featured Properties标题 */
    .section-title {
        font-size: 1.5rem;
        padding: 1.5rem 1rem;
        text-align: center;
    }
    
    /* 确保内容容器有适当的内边距 */
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    /* 修复属性卡片在小屏幕上的显示 */
    .property-card {
        margin-bottom: 2rem;
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }
    
    /* 确保图片不会溢出 */
    .property-image {
        height: 200px;
        overflow: hidden;
    }
    
    .property-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
}

/* 修复特定元素的层级问题 */
.property-badge {
    z-index: 5;
    position: relative;
}

.property-favorite {
    z-index: 5;
    position: relative;
}

/* 确保表单元素正确显示 */
.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

/* 修复下拉菜单的显示问题 */
.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m1 6 7 7 7-7'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 16px 12px;
}

/* 添加响应式断点，确保在不同设备上正确显示 */
@media (min-width: 769px) and (max-width: 991px) {
    .search-container {
        margin-top: 2rem;
    }
    
    .section-title {
        margin-top: 3rem;
    }
}

/* =============================================
   Redesigned Stats Section
   ============================================= */
.stats-section {
    background-color: var(--light-color); /* 使用一个浅色背景，让卡片突出 */
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

/* 可以在背景添加一些微妙的装饰图案 */
.stats-section::before {
    content: '';
    position: absolute;
    top: -100px;
    left: -100px;
    width: 300px;
    height: 300px;
    background: rgba(37, 99, 235, 0.05); /* 使用主色的非常淡的透明度 */
    border-radius: 50%;
    z-index: 0;
}

.stats-card {
    background: #ffffff;
    border-radius: var(--border-radius, 12px);
    padding: 2.5rem 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm, 0 4px 6px rgba(0,0,0,0.05));
    transition: all 0.3s ease-in-out;
    position: relative;
    border-top: 4px solid transparent; /* 预留顶部边框位置 */
    border-image: linear-gradient(to right, var(--primary-color), var(--secondary-color)) 1;
    z-index: 1;
    height: 100%; /* 确保卡片在行内等高 */
}

.stats-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg, 0 15px 30px rgba(0,0,0,0.1));
}

.stats-icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(99, 102, 241, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
}

.stats-icon {
    font-size: 2.5rem; /* 40px */
    color: var(--primary-color);
}

.stats-number {
    font-size: 2.75rem; /* 44px */
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.stats-label {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 响应式调整 */
@media (max-width: 767px) {
    .stats-card {
        margin-bottom: 2rem;
    }
    .col-6:last-child .stats-card,
    .col-6:nth-last-child(2) .stats-card {
        margin-bottom: 0;
    }
}