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

:root {
    --primary-color: #f0b90b;
    --primary-dark: #d4a80a;
    --secondary-color: #1e2329;
    --dark-bg: #0b0e11;
    --dark-card: #181a20;
    --text-primary: #eaecef;
    --text-secondary: #848e9c;
    --text-muted: #5e6673;
    --accent-green: #0ecb81;
    --accent-red: #f6465d;
    --border-color: #2b3139;
    --gradient-gold: linear-gradient(135deg, #f0b90b 0%, #ffd700 50%, #f0b90b 100%);
    --gradient-dark: linear-gradient(135deg, #1e2329 0%, #0b0e11 100%);
    --shadow-gold: 0 4px 20px rgba(240, 185, 11, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

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

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

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

/* ========== 导航栏 ========== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(11, 14, 17, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.site-header.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.main-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.brand-logo .logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-gold);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    color: var(--dark-bg);
    font-size: 1.1rem;
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 8px 0;
}

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

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

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

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

.nav-cta {
    display: flex;
    gap: 12px;
    align-items: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--dark-bg);
}

.btn-primary:hover {
    box-shadow: var(--shadow-gold);
    transform: translateY(-2px);
    color: var(--dark-bg);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-large {
    padding: 16px 40px;
    font-size: 1.05rem;
    border-radius: var(--radius-md);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

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

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

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

/* ========== Hero区域 ========== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 70px;
    background: var(--gradient-dark);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(240, 185, 11, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(14, 203, 129, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    animation: fadeInUp 0.8s ease forwards;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(240, 185, 11, 0.1);
    border: 1px solid rgba(240, 185, 11, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.hero-badge .dot {
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-title .highlight {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.stat-item .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
}

.stat-item .stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.hero-visual {
    position: relative;
    animation: fadeInRight 0.8s ease forwards;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.hero-image-wrapper img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
}

.floating-card {
    position: absolute;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-card);
    animation: float 4s ease-in-out infinite;
}

.floating-card.card-1 {
    top: -20px;
    left: -40px;
    animation-delay: 0s;
}

.floating-card.card-2 {
    bottom: -30px;
    right: -30px;
    animation-delay: 2s;
}

.floating-card .card-icon {
    width: 44px;
    height: 44px;
    background: rgba(240, 185, 11, 0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.floating-card .card-info .card-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.floating-card .card-info .card-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* ========== 核心特性 ========== */
.features-section {
    padding: 100px 0;
    background: var(--dark-bg);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(240, 185, 11, 0.1);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--primary-color);
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 36px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-gold);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(240, 185, 11, 0.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 24px;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: var(--gradient-gold);
    transform: scale(1.1);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ========== 服务介绍 ========== */
.services-section {
    padding: 100px 0;
    background: var(--secondary-color);
}

.services-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.services-container.reverse {
    direction: rtl;
}

.services-container.reverse > * {
    direction: ltr;
}

.services-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.services-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.services-image:hover img {
    transform: scale(1.05);
}

.services-content h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.services-content p {
    color: var(--text-secondary);
    margin-bottom: 28px;
    line-height: 1.8;
}

.services-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.services-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--text-primary);
}

.services-list li .check {
    width: 22px;
    height: 22px;
    background: rgba(14, 203, 129, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--accent-green);
    font-size: 0.8rem;
    margin-top: 2px;
}

/* ========== 交易对展示 ========== */
.market-section {
    padding: 100px 0;
    background: var(--dark-bg);
}

.market-table {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.market-table-header,
.market-row {
    display: grid;
    grid-template-columns: 2fr 1.5fr 1.5fr 1.5fr 1fr;
    padding: 16px 24px;
    align-items: center;
}

.market-table-header {
    background: rgba(255, 255, 255, 0.03);
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.market-row {
    border-top: 1px solid var(--border-color);
    transition: var(--transition);
}

.market-row:hover {
    background: rgba(240, 185, 11, 0.05);
}

.coin-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.coin-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--dark-bg);
    font-size: 0.85rem;
}

.coin-name {
    font-weight: 600;
    color: var(--text-primary);
}

.coin-full-name {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.price-up {
    color: var(--accent-green);
    font-weight: 600;
}

.price-down {
    color: var(--accent-red);
    font-weight: 600;
}

/* ========== 安全保障 ========== */
.security-section {
    padding: 100px 0;
    background: var(--secondary-color);
}

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

.security-item {
    text-align: center;
    padding: 40px 24px;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.security-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.security-item .security-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: rgba(240, 185, 11, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.security-item h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.security-item p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ========== 合作伙伴 ========== */
.partners-section {
    padding: 80px 0;
    background: var(--dark-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 32px;
    align-items: center;
}

.partner-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    filter: grayscale(100%);
    opacity: 0.6;
}

.partner-item:hover {
    filter: grayscale(0%);
    opacity: 1;
    border-color: var(--primary-color);
}

/* ========== CTA区域 ========== */
.cta-section {
    padding: 100px 0;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(240, 185, 11, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

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

/* ========== 页脚 ========== */
.site-footer {
    background: #07090c;
    padding: 80px 0 30px;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand .brand-logo {
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    border-color: var(--primary-color);
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-col ul a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-col ul a:hover {
    color: var(--primary-color);
    padding-left: 4px;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-legal a:hover {
    color: var(--primary-color);
}

/* ========== 内部页面通用样式 ========== */
.page-banner {
    padding: 140px 0 80px;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(240, 185, 11, 0.12) 0%, transparent 70%);
    pointer-events: none;
}

.page-banner h1 {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 16px;
    position: relative;
}

.page-banner p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 20px;
    position: relative;
}

.breadcrumb a {
    color: var(--text-secondary);
}

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

/* About页面 */
.about-content {
    padding: 80px 0;
}

.about-story {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: auto;
}

.about-text h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.mission-vision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 80px;
}

.mission-card,
.vision-card {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px;
    transition: var(--transition);
}

.mission-card:hover,
.vision-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.mission-card h3,
.vision-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.mission-card h3::before,
.vision-card h3::before {
    content: '';
    width: 40px;
    height: 3px;
    background: var(--gradient-gold);
    border-radius: 2px;
}

.mission-card p,
.vision-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

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

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.team-card {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

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

.team-card img {
    width: 100%;
    height: 260px;
    object-fit: cover;
}

.team-info {
    padding: 24px;
    text-align: center;
}

.team-info h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.team-info .role {
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.team-info p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
}

/* Products页面 */
.products-content {
    padding: 80px 0;
}

.product-category {
    margin-bottom: 80px;
}

.product-category-header {
    text-align: center;
    margin-bottom: 40px;
}

.product-category-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.product-category-header p {
    color: var(--text-secondary);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.product-card {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 36px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.product-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: linear-gradient(to top, rgba(240, 185, 11, 0.05), transparent);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.product-card:hover::after {
    opacity: 1;
}

.product-icon {
    width: 56px;
    height: 56px;
    background: rgba(240, 185, 11, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.product-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.product-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.product-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.product-features li::before {
    content: '✓';
    color: var(--accent-green);
    font-weight: 700;
}

.product-card .btn {
    font-size: 0.9rem;
    padding: 8px 20px;
}

/* News页面 */
.news-content {
    padding: 80px 0;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
}

.news-card {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

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

.news-card-image {
    position: relative;
    overflow: hidden;
    height: 220px;
}

.news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.news-category {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 14px;
    background: var(--primary-color);
    color: var(--dark-bg);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
}

.news-card-body {
    padding: 28px;
}

.news-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.news-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.5;
    transition: var(--transition);
}

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

.news-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-detail-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 500;
}

.news-detail-link:hover {
    gap: 10px;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 60px;
}

.pagination a,
.pagination span {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: var(--transition);
}

.pagination a:hover,
.pagination .active {
    background: var(--primary-color);
    color: var(--dark-bg);
    border-color: var(--primary-color);
}

/* News Detail页面 */
.news-detail-content {
    padding: 60px 0 80px;
}

.article-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.article-header {
    margin-bottom: 40px;
}

.article-header .news-category {
    position: static;
    display: inline-block;
    margin-bottom: 16px;
}

.article-title {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 20px;
}

.article-meta {
    display: flex;
    gap: 24px;
    color: var(--text-muted);
    font-size: 0.9rem;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-featured-image {
    margin-bottom: 40px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.article-featured-image img {
    width: 100%;
    height: auto;
}

.article-body {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-primary);
}

.article-body p {
    margin-bottom: 24px;
}

.article-body h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin: 40px 0 20px;
    padding-left: 16px;
    border-left: 3px solid var(--primary-color);
}

.article-body h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 32px 0 16px;
}

.article-body ul {
    padding-left: 20px;
    margin-bottom: 24px;
}

.article-body ul li {
    list-style: disc;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.article-body blockquote {
    background: var(--dark-card);
    border-left: 4px solid var(--primary-color);
    padding: 20px 24px;
    margin: 32px 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
    color: var(--text-secondary);
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.article-tags span {
    padding: 6px 14px;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Contact页面 */
.contact-content {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 80px;
}

.contact-info h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: 36px;
    line-height: 1.8;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-method {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.contact-method:hover {
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.contact-method-icon {
    width: 50px;
    height: 50px;
    background: rgba(240, 185, 11, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-method h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.contact-method p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.contact-method a {
    color: var(--primary-color);
    font-size: 0.9rem;
}

.contact-form-wrapper {
    background: var(--dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 40px;
}

.contact-form-wrapper h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 28px;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    background: var(--dark-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(240, 185, 11, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.faq-section {
    margin-bottom: 40px;
}

.faq-section h2 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 40px;
}

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

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active {
    border-color: var(--primary-color);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    background: var(--dark-card);
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: rgba(240, 185, 11, 0.05);
}

.faq-question .faq-icon {
    font-size: 1.2rem;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: var(--dark-bg);
}

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

.faq-answer p {
    padding: 24px;
    color: var(--text-secondary);
    line-height: 1.8;
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-title {
        font-size: 2.8rem;
    }

    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }

    .services-container,
    .about-content .about-story,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .security-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .mission-vision {
        grid-template-columns: 1fr;
    }

    .services-container.reverse {
        direction: ltr;
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-cta .btn-outline {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--dark-bg);
        border-bottom: 1px solid var(--border-color);
        padding: 24px;
        flex-direction: column;
        gap: 16px;
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition);
        z-index: 999;
    }

    .mobile-nav.active {
        transform: translateY(0);
        opacity: 1;
    }

    .mobile-nav a {
        color: var(--text-primary);
        font-size: 1.05rem;
        padding: 12px 0;
        border-bottom: 1px solid var(--border-color);
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .stat-item .stat-value {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .features-section,
    .services-section,
    .market-section,
    .security-section,
    .cta-section {
        padding: 60px 0;
    }

    .security-grid {
        grid-template-columns: 1fr;
    }

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

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

    .market-table-header,
    .market-row {
        grid-template-columns: 2fr 1fr 1fr;
        font-size: 0.85rem;
        padding: 12px 16px;
    }

    .market-table-header .hide-mobile,
    .market-row .hide-mobile {
        display: none;
    }

    .page-banner {
        padding: 120px 0 60px;
    }

    .page-banner h1 {
        font-size: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .floating-card.card-1 {
        left: 10px;
        top: -10px;
    }

    .floating-card.card-2 {
        right: 10px;
        bottom: -20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .btn-large {
        padding: 14px 28px;
        font-size: 1rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .article-title {
        font-size: 1.6rem;
    }

    .contact-form-wrapper {
        padding: 24px;
    }
}