/* ==================== 基础样式 ==================== */
:root {
    --primary-color: #c41e3a;
    --primary-dark: #8b1538;
    --primary-light: #e63950;
    --gold-color: #d4a855;
    --gold-dark: #b8943f;
    --gold-light: #f0d78c;
    --dark-bg: #0a0a0f;
    --dark-bg-secondary: #12121a;
    --dark-card: #1a1a25;
    --text-primary: #ffffff;
    --text-secondary: #b0b0c0;
    --text-muted: #6a6a7a;
    --gradient-gold: linear-gradient(135deg, #d4a855 0%, #f0d78c 50%, #d4a855 100%);
    --gradient-primary: linear-gradient(135deg, #c41e3a 0%, #e63950 100%);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(212, 168, 85, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

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

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

/* ==================== 导航栏 ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    backdrop-filter: blur(0px);
    border-bottom: 1px solid transparent;
    transition: all 0.4s ease;
}

.navbar.scrolled,
.navbar.menu-open {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 168, 85, 0.2);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

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

.nav-logo img {
    width: 45px;
    height: 45px;
    border-radius: 10px;
    object-fit: cover;
}

.nav-logo span {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 10px 18px;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    color: var(--gold-color);
    background: rgba(212, 168, 85, 0.1);
}

.nav-btn {
    background: var(--gradient-primary) !important;
    color: #fff !important;
    padding: 10px 24px !important;
    margin-left: 10px;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(196, 30, 58, 0.4);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--gold-color);
    transition: all 0.3s ease;
}

/* ==================== Hero区域 ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(10, 10, 15, 0.7) 0%,
        rgba(10, 10, 15, 0.5) 50%,
        rgba(10, 10, 15, 0.95) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 120px 20px 60px;
    max-width: 900px;
}

.hero-badge {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.badge-tag {
    background: var(--gradient-primary);
    color: #fff;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    animation: pulse 2s infinite;
}

.badge-time {
    background: rgba(212, 168, 85, 0.2);
    border: 1px solid var(--gold-color);
    color: var(--gold-color);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
}

.hero-title {
    margin-bottom: 24px;
}

.title-main {
    display: block;
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 700;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 30px rgba(212, 168, 85, 0.3);
    margin-bottom: 16px;
}

.title-sub {
    display: block;
    font-size: clamp(1rem, 3vw, 1.25rem);
    color: var(--text-secondary);
    font-weight: 400;
    letter-spacing: 2px;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 10px 40px rgba(196, 30, 58, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(196, 30, 58, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--gold-color);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

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

.stat-num {
    display: block;
    font-family: 'Noto Serif SC', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gold-color);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.85rem;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--gold-color);
    border-bottom: 2px solid var(--gold-color);
    transform: rotate(45deg);
}

/* ==================== 五图轮播 ==================== */
.showcase {
    padding: 60px 0;
    background: #08080c;
    margin-top: -60px;
    position: relative;
    z-index: 2;
}

.showcase-carousel {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
}

.carousel-wrapper {
    overflow: hidden;
    border-radius: 20px;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-slide {
    min-width: 100%;
}

.carousel-images {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    padding: 0 20px;
}

.carousel-img {
    position: relative;
    aspect-ratio: 720/1280;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.carousel-img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.carousel-img::after {
    content: '🔍';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    font-size: 2rem;
    opacity: 0;
    transition: all 0.3s ease;
}

.carousel-img:hover::after {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
}

.carousel-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.carousel-img-placeholder {
    opacity: 0.3;
    cursor: default;
}

.carousel-img-placeholder:hover {
    transform: none;
    box-shadow: var(--shadow-md);
}

.carousel-img-placeholder::after {
    display: none;
}

/* 轮播导航 */
.carousel-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.carousel-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--dark-card);
    border: 2px solid rgba(212, 168, 85, 0.3);
    color: var(--gold-color);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: var(--gold-color);
    color: var(--dark-bg);
    border-color: var(--gold-color);
}

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

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--dark-card);
    border: 2px solid rgba(212, 168, 85, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: var(--gold-color);
    border-color: var(--gold-color);
}

/* 响应式 */
@media (max-width: 768px) {
    .showcase-carousel {
        padding: 0 20px;
    }
    
    .carousel-images {
        gap: 10px;
        padding: 0 10px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .showcase {
        display: none;
    }
}

/* ==================== 游戏特色 ==================== */
.features {
    padding: 100px 0;
    background: #0c0c14;
}

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

.section-title {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--dark-card);
    border-radius: 20px;
    padding: 40px 25px;
    text-align: center;
    border: 1px solid rgba(212, 168, 85, 0.1);
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(30px);
}

.feature-card.animated {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--gold-color);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    border-radius: 50%;
    overflow: hidden;
    background: rgba(212, 168, 85, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.feature-card h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--gold-color);
}

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

/* ==================== 游戏简介 ==================== */
.intro {
    padding: 100px 0;
    background: #101018;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-text h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: 2rem;
    color: var(--gold-color);
    margin-bottom: 24px;
}

.intro-text p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.intro-banner {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.intro-banner img {
    width: 100%;
    height: auto;
    display: block;
}

/* ==================== 福利中心 ==================== */
.welfare {
    padding: 100px 0;
    background: #141420;
}

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

.welfare-card {
    background: var(--dark-card);
    border-radius: 20px;
    padding: 35px 25px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(30px);
}

.welfare-card.animated {
    opacity: 1;
    transform: translateY(0);
}

.welfare-card:hover {
    transform: translateY(-8px);
    border-color: rgba(212, 168, 85, 0.3);
    box-shadow: var(--shadow-md);
}

.welfare-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-gold);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.welfare-card:hover::before {
    opacity: 1;
}

.welfare-highlight {
    background: linear-gradient(135deg, rgba(196, 30, 58, 0.2) 0%, rgba(212, 168, 85, 0.1) 100%);
    border-color: rgba(196, 30, 58, 0.3);
}

.welfare-tag {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--gradient-primary);
    color: #fff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.welfare-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.welfare-card h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.3rem;
    color: var(--gold-color);
    margin-bottom: 12px;
}

.welfare-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-light);
    margin-bottom: 8px;
}

.welfare-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.welfare-note {
    margin-top: 50px;
    text-align: center;
    padding: 25px;
    background: rgba(212, 168, 85, 0.1);
    border-radius: 15px;
    border: 1px solid rgba(212, 168, 85, 0.2);
}

.welfare-note p {
    color: var(--gold-color);
    font-size: 1rem;
}

/* ==================== 游戏截图 ==================== */
.gallery {
    padding: 100px 0;
    background: #0c0c14;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    aspect-ratio: 16/10;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.95);
    transition: all 0.4s ease;
}

.gallery-item.animated {
    opacity: 1;
    transform: scale(1);
}

.gallery-item:hover {
    transform: scale(1.03);
    z-index: 2;
}

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

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 15, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay span {
    color: var(--gold-color);
    font-size: 1.1rem;
    font-weight: 600;
}

/* ==================== 下载区域 ==================== */
.download {
    padding: 100px 0;
    background: linear-gradient(180deg, #101018 0%, #6b1028 50%, #101018 100%);
    position: relative;
}

.download::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="%23d4a855" opacity="0.1"/></svg>');
    background-size: 30px 30px;
    opacity: 0.5;
}

.download-content {
    position: relative;
    text-align: center;
}

.download-info h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--text-primary);
    margin-bottom: 16px;
}

.download-info p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.download-info strong {
    color: var(--gold-color);
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.countdown-item {
    background: var(--dark-card);
    border-radius: 15px;
    padding: 20px 30px;
    min-width: 90px;
    border: 1px solid rgba(212, 168, 85, 0.3);
}

.countdown-num {
    display: block;
    font-family: 'Noto Serif SC', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gold-color);
    line-height: 1;
}

.countdown-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 5px;
}

.download-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.download-qrcode {
    margin-top: 50px;
    text-align: center;
}

.qrcode-title {
    color: var(--gold-color);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.qrcode-box {
    display: inline-block;
    padding: 15px;
    background: #fff;
    border-radius: 15px;
    box-shadow: var(--shadow-glow);
}

.qrcode-box canvas,
.qrcode-box img {
    display: block;
}

/* 首屏按钮二维码tooltip */
.btn-wrapper {
    position: relative;
    display: inline-block;
}

.qrcode-tooltip {
    position: absolute;
    bottom: calc(100% + 15px);
    left: 50%;
    transform: translateX(-50%);
    padding: 15px;
    background: #fff;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 100;
}

.qrcode-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-top-color: #fff;
}

.btn-wrapper:hover .qrcode-tooltip {
    opacity: 1;
    visibility: visible;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 18px 30px;
    background: var(--dark-card);
    border-radius: 15px;
    text-decoration: none;
    border: 2px solid rgba(212, 168, 85, 0.3);
    transition: all 0.3s ease;
    min-width: 180px;
}

.download-btn:hover {
    border-color: var(--gold-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.download-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.download-text {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.download-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.download-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.ios-btn .download-icon {
    color: #007AFF;
}

.android-btn .download-icon {
    color: #3DDC84;
}

.pc-btn .download-icon {
    color: #6B7FD7;
}

/* ==================== 页脚 ==================== */
.footer {
    padding: 60px 0 30px;
    background: #0a0a10;
    border-top: 1px solid rgba(212, 168, 85, 0.1);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
}

.footer-logo img {
    width: 50px;
    height: 50px;
    border-radius: 10px;
}

.footer-logo span {
    font-size: 1rem;
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

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

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

/* ==================== 友情链接 ==================== */
.friend-links {
    margin: 30px 0;
    text-align: center;
}

.friend-links h4 {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 15px;
    font-weight: 400;
}

.friend-links-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.friend-links-list a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
    padding: 5px 10px;
}

.friend-links-list a:hover {
    color: var(--gold-color);
}

/* ==================== 灯笼装饰 ==================== */
.lanterns {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 999;
}

.lantern {
    position: fixed;
    width: 50px;
    height: 70px;
    top: 100px;
    animation: swing 3s ease-in-out infinite;
}

.lantern::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 20px;
    background: #8B0000;
}

.lantern::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 70px;
    background: linear-gradient(to bottom, #cc0000, #ff0000, #cc0000);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    box-shadow: 0 0 30px rgba(255, 0, 0, 0.3);
}

.lantern-left {
    left: 20px;
    animation-delay: 0s;
}

.lantern-right {
    right: 20px;
    animation-delay: 1.5s;
}

/* ==================== 返回顶部 ==================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 5px 20px rgba(196, 30, 58, 0.4);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(196, 30, 58, 0.5);
}

.back-to-top span {
    color: #fff;
    font-size: 1.5rem;
    font-weight: bold;
    line-height: 1;
}

@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

/* ==================== 动画 ==================== */
@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(196, 30, 58, 0.4);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(196, 30, 58, 0);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

@keyframes swing {
    0%, 100% {
        transform: rotate(-5deg);
    }
    50% {
        transform: rotate(5deg);
    }
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .welfare-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .showcase-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .showcase-item-1 {
        grid-column: span 1;
        grid-row: span 1;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.98);
        flex-direction: column;
        padding: 20px;
        gap: 10px;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        border-bottom: 1px solid rgba(212, 168, 85, 0.2);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        width: 100%;
        text-align: center;
    }
    
    .nav-btn {
        margin-left: 0 !important;
        margin-top: 10px;
        display: block;
    }
    
    .hero-content {
        padding: 100px 20px 80px;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .stat-num {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .welfare-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .countdown {
        gap: 10px;
    }
    
    .countdown-item {
        padding: 15px 20px;
        min-width: 70px;
    }
    
    .countdown-num {
        font-size: 1.8rem;
    }
    
    .download-btns {
        flex-direction: column;
        align-items: center;
    }
    
    .download-btn {
        width: 100%;
        max-width: 280px;
    }
    
    .lanterns {
        display: none;
    }
    
    .showcase-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .showcase-item-3,
    .showcase-item-4,
    .showcase-item-5 {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-badge {
        flex-direction: column;
        gap: 10px;
    }
    
    .hero-btns {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .btn-wrapper {
        width: 100%;
        max-width: 280px;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
        border: none;
        padding: 14px 36px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .features,
    .intro,
    .welfare,
    .gallery,
    .download {
        padding: 60px 0;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .showcase {
        display: none;
    }
}