/* ========================================
   银联商务流量卡POS - 深靛紫超值风样式
   深靛紫#6D28D9 + 闪付粉#EC4899 + 返现金#F59E0B
   ======================================== */

/* 基础样式 reset+字体 */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@300;400;500;600;700;800&display=swap');

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

:root {
    /* 深靛紫主色系 */
    --violet: #6D28D9;
    --violet-dark: #5B21B6;
    --violet-deep: #4C1D95;
    --violet-bg: #4C1D95;
    --violet-light: #F5F3FF;
    --violet-lighter: #EDE9FE;
    
    /* 闪付粉点缀 */
    --flash-pink: #EC4899;
    --flash-pink-dark: #DB2777;
    --flash-pink-light: #FCE7F3;
    
    /* 返现金强调 */
    --cash-gold: #F59E0B;
    --cash-gold-dark: #D97706;
    --cash-gold-light: #FEF3C7;
    
    /* 背景与文字 */
    --bg-white: #FFFFFF;
    --bg-page: #F5F3FF;
    --bg-light: #EDE9FE;
    --text-dark: #4C1D95;
    --text-body: #334155;
    --text-muted: #64748B;
    --text-light: #94A3B8;
    --border: #E5E7EB;
    
    /* 阴影与圆角 */
    --card-shadow: 0 2px 8px rgba(109,40,217,0.08);
    --shadow-sm: 0 1px 2px rgba(109,40,217,0.05);
    --shadow-md: 0 8px 24px rgba(109,40,217,0.12);
    --shadow-lg: 0 16px 48px rgba(109,40,217,0.16);
    --shadow-xl: 0 24px 64px rgba(109,40,217,0.2);
    --radius: 10px;
    --radius-sm: 6px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

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

/* ========================================
   导航栏（白色，滚动深靛紫阴影）
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 2px 20px rgba(109,40,217,0.12);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--violet);
}

.nav-logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--violet), var(--violet-dark));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 14px;
}

.nav-logo-text {
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--text-body);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition);
    position: relative;
}

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

.nav-links a.active {
    color: var(--violet);
}

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

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

.nav-cta {
    background: linear-gradient(135deg, var(--violet), var(--violet-dark));
    color: white !important;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(109,40,217,0.3);
    transition: var(--transition);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(109,40,217,0.4);
}

.nav-cta::after {
    display: none !important;
}

/* 汉堡菜单 */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--violet);
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* 移动端导航 */
.mobile-nav {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    padding: 20px;
    box-shadow: var(--shadow-md);
    z-index: 999;
}

.mobile-nav.active {
    display: block;
}

.mobile-nav a {
    display: block;
    padding: 14px 16px;
    color: var(--text-body);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-nav a:hover,
.mobile-nav a.active {
    background: var(--violet-light);
    color: var(--violet);
}

/* ========================================
   页脚（深靛紫渐变）
   ======================================== */
.footer {
    background: linear-gradient(180deg, var(--violet) 0%, var(--violet-deep) 100%);
    color: white;
    padding: 60px 24px 0;
}

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

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

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

.footer-logo-icon {
    width: 48px;
    height: 48px;
    background: white;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--violet);
    font-weight: 800;
    font-size: 16px;
}

.footer-logo-text {
    font-size: 20px;
    font-weight: 700;
}

.footer-slogan {
    color: rgba(255,255,255,0.8);
    font-size: 15px;
    line-height: 1.7;
}

.footer-links h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

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

.footer-bottom {
    background: var(--violet-deep);
    margin: 0 -24px;
    padding: 20px 24px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255,255,255,0.6);
    font-size: 12px;
    line-height: 1.8;
}

.footer-bottom a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    transition: var(--transition);
}

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

/* ========================================
   公共组件
   ======================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

.section-title {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-muted);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
    line-height: 1.7;
}

/* 深靛紫卡片 */
.violet-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--card-shadow);
    border-top: 4px solid var(--violet);
    transition: var(--transition);
}

.violet-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

/* 闪付粉卡片 */
.flash-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--card-shadow);
    border-top: 4px solid var(--flash-pink);
    transition: var(--transition);
}

.flash-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

/* 返现金卡片 */
.cash-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--card-shadow);
    border-top: 4px solid var(--cash-gold);
    transition: var(--transition);
}

.cash-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--violet), var(--violet-dark));
    color: white;
    box-shadow: 0 4px 12px rgba(109,40,217,0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(109,40,217,0.4);
}

.btn-cash {
    background: linear-gradient(135deg, var(--cash-gold), var(--cash-gold-dark));
    color: var(--text-dark);
    box-shadow: 0 4px 12px rgba(245,158,11,0.3);
}

.btn-cash:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245,158,11,0.4);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

/* 标签 */
.tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
}

.tag-flash {
    background: var(--flash-pink-light);
    color: var(--flash-pink);
}

.tag-cash {
    background: var(--cash-gold-light);
    color: var(--cash-gold-dark);
}

.tag-violet {
    background: var(--violet-light);
    color: var(--violet);
}

/* ========================================
   首页专属样式
   ======================================== */

/* Hero区 */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--violet) 0%, var(--violet-dark) 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    padding-top: 70px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 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='0.03'%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");
    opacity: 0.5;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    padding: 12px 24px;
    border-radius: 50px;
    margin-bottom: 32px;
    color: white;
    font-size: 15px;
    font-weight: 500;
}

.hero-title {
    font-size: 52px;
    font-weight: 800;
    color: white;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 20px;
    color: rgba(255,255,255,0.8);
    line-height: 1.7;
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* 闪付波纹+返现金币动画区 */
.hero-animation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin: 48px 0;
    flex-wrap: wrap;
}

.animation-box {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    aspect-ratio: 1;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.animation-center {
    text-align: center;
    padding: 20px;
}

.animation-center .icon {
    font-size: 32px;
    margin-bottom: 12px;
}

.animation-center p {
    color: white;
    font-weight: 600;
    font-size: 16px;
}

.hero-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 32px;
}

/* 闪付波纹扩散动画 */
.ripple-container {
    position: relative;
    width: 120px;
    height: 120px;
}

.ripple-icon {
    font-size: 48px;
    position: relative;
    z-index: 2;
}

.ripple-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120px;
    height: 120px;
    border: 3px solid var(--flash-pink);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: ripple 2s ease-out infinite;
}

.ripple-ring:nth-child(2) {
    animation-delay: 0.4s;
}

.ripple-ring:nth-child(3) {
    animation-delay: 0.8s;
}

@keyframes ripple {
    0% {
        transform: translate(-50%, -50%) scale(0.5);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}

/* 返现金币弹出动画 */
.coin-container {
    position: relative;
    width: 120px;
    height: 120px;
}

.coin {
    font-size: 48px;
    position: relative;
    z-index: 2;
    animation: coinBounce 1.5s ease-in-out infinite;
}

@keyframes coinBounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

.coin-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, var(--cash-gold) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: glow 1.5s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% {
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1.3);
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--violet);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--violet-dark);
}

/* ========================================
   滚动渐入动画
   ======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }
.fade-in-delay-5 { transition-delay: 0.5s; }

/* ========================================
   响应式
   ======================================== */
@media (max-width: 1024px) {
    .section-title {
        font-size: 30px;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .hero-animation {
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 26px;
    }
    
    .section-subtitle {
        font-size: 16px;
        margin-bottom: 32px;
    }
    
    .hero-title {
        font-size: 30px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-badge {
        font-size: 13px;
        padding: 10px 16px;
        gap: 12px;
    }
    
    .hero-animation {
        flex-direction: column;
        gap: 20px;
    }
    
    .animation-box {
        min-width: 200px;
        max-width: 250px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* ========================================
   产品卡片
   ======================================== */
.product-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    border-top: 4px solid var(--violet);
    border-bottom: 3px solid var(--cash-gold);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.product-card-header {
    background: linear-gradient(135deg, var(--violet), var(--violet-dark));
    padding: 32px;
    text-align: center;
}

.product-icon {
    font-size: 64px;
    margin-bottom: 16px;
}

.product-name {
    color: white;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
}

.product-model {
    color: rgba(255,255,255,0.8);
    font-size: 14px;
}

.product-card-body {
    padding: 24px;
}

.product-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.product-features {
    list-style: none;
    margin-bottom: 24px;
}

.product-features li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.product-features li:last-child {
    border-bottom: none;
}

.product-features .icon {
    color: var(--violet);
}

/* ========================================
   对比表格
   ======================================== */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.comparison-table th,
.comparison-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.comparison-table th {
    background: var(--violet-light);
    color: var(--text-dark);
    font-weight: 600;
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table tr:hover td {
    background: var(--violet-light);
}

.brand-tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
}

/* ========================================
   表单样式
   ======================================== */
.form-group {
    margin-bottom: 16px;
}

.form-input {
    width: 100%;
    padding: 14px 20px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 16px;
    transition: var(--transition);
    font-family: inherit;
}

.form-input:focus {
    outline: none;
    border-color: var(--violet);
    box-shadow: 0 0 0 3px rgba(109,40,217,0.1);
}

/* ========================================
   FAQ手风琴
   ======================================== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: var(--radius);
    margin-bottom: 12px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    text-align: left;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    font-family: inherit;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--violet);
}

.faq-icon {
    font-size: 20px;
    transition: var(--transition);
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 24px 20px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ========================================
   支持闪付页Hero（闪付粉渐变）
   ======================================== */
.hero-flash {
    background: linear-gradient(135deg, var(--flash-pink) 0%, var(--flash-pink-dark) 100%);
    color: var(--violet-deep);
}

.hero-flash .hero-title,
.hero-flash .hero-subtitle {
    color: white;
}

.hero-flash .hero-badge {
    background: rgba(255,255,255,0.2);
    color: white;
}

/* ========================================
   激活返现页Hero（返现金渐变）
   ======================================== */
.hero-cash {
    background: linear-gradient(135deg, var(--cash-gold) 0%, var(--cash-gold-dark) 100%);
    color: var(--violet-deep);
}

.hero-cash .hero-title,
.hero-cash .hero-subtitle {
    color: white;
}

.hero-cash .hero-badge {
    background: rgba(255,255,255,0.2);
    color: white;
}

/* ========================================
   通用Hero背景
   ======================================== */
.page-hero {
    background: linear-gradient(135deg, var(--violet) 0%, var(--violet-dark) 100%);
    color: white;
    padding: 120px 24px 80px;
    text-align: center;
}

.page-hero h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
}

.page-hero p {
    font-size: 20px;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========================================
   网格布局
   ======================================== */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.grid-5 {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

@media (max-width: 1024px) {
    .grid-4, .grid-5 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4, .grid-5 {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   品牌卡片
   ======================================== */
.brand-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.brand-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.brand-card .icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.brand-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.brand-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ========================================
   优势卡片
   ======================================== */
.advantage-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    border-top: 4px solid transparent;
}

.advantage-card.flash {
    border-top-color: var(--flash-pink);
}

.advantage-card.cash {
    border-top-color: var(--cash-gold);
}

.advantage-card.violet {
    border-top-color: var(--violet);
}

.advantage-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.advantage-card .icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.advantage-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.advantage-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ========================================
   数据卡片
   ======================================== */
.stats-card {
    background: linear-gradient(135deg, var(--violet), var(--violet-dark));
    color: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
}

.stats-card .icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.stats-card h3 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
}

.stats-card p {
    font-size: 15px;
    opacity: 0.9;
}

/* ========================================
   CTA区域
   ======================================== */
.cta-section {
    background: linear-gradient(135deg, var(--violet) 0%, var(--violet-dark) 100%);
    padding: 80px 24px;
    text-align: center;
    color: white;
}

.cta-section h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 24px;
}

.cta-section .advantages {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.cta-section .advantage {
    font-size: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cta-form {
    max-width: 500px;
    margin: 0 auto 24px;
}

.cta-form .form-row {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
}

.cta-form .form-input {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.3);
    color: white;
}

.cta-form .form-input::placeholder {
    color: rgba(255,255,255,0.6);
}

.cta-form .form-input:focus {
    border-color: white;
    background: rgba(255,255,255,0.15);
}

.cta-hint {
    font-size: 14px;
    opacity: 0.7;
}

/* ========================================
   强调文本
   ======================================== */
.highlight {
    color: var(--violet);
    font-weight: 600;
}

.highlight-flash {
    color: var(--flash-pink);
    font-weight: 600;
}

.highlight-cash {
    color: var(--cash-gold);
    font-weight: 600;
}

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

.mt-4 { margin-top: 32px; }
.mb-4 { margin-bottom: 32px; }