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

:root {
    --neon-cyan: #f97316;
    --neon-pink: #ef4444;
    --neon-purple: #fb923c;
    --neon-blue: #ef4444;
    --dark-bg: #1a0a0a;
    --darker-bg: #1a0a0a;
    --card-bg: rgba(15, 15, 25, 0.8);
    --border-color: #f9731633;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.6);
    --glow-cyan: 0 0 20px rgba(249, 115, 22, 0.5),
                 0 0 40px rgba(249, 115, 22, 0.3),
                 0 0 60px rgba(249, 115, 22, 0.2);
    --glow-pink: 0 0 20px rgba(239, 68, 68, 0.5),
                 0 0 40px rgba(239, 68, 68, 0.3);
}

body {
    font-family: 'Rajdhani', sans-serif;
    background: var(--darker-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
}
body {
    font-family: 'Inter', sans-serif;
}

.footer-logo,
.hero-title,
.section-title,
.logo-text {
    font-family: 'Poppins', sans-serif;
}


/* 网格背景 */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 243, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 243, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: 0;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

/* 霓虹线条 */
.neon-lines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.line {
    position: absolute;
    background: linear-gradient(90deg, 
        transparent, 
        var(--neon-cyan), 
        transparent);
    opacity: 0.3;
    animation: lineMove 8s linear infinite;
}

.line-1 {
    width: 2px;
    height: 100%;
    left: 20%;
    animation-delay: 0s;
}

.line-2 {
    width: 2px;
    height: 100%;
    left: 50%;
    animation-delay: 2s;
}

.line-3 {
    width: 2px;
    height: 100%;
    left: 80%;
    animation-delay: 4s;
}

@keyframes lineMove {
    0% {
        transform: translateY(-100%);
        opacity: 0;
    }
    50% {
        opacity: 0.3;
    }
    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-box {
    position: relative;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--neon-cyan);
    box-shadow: var(--glow-cyan);
}

.logo-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 28px;
    font-weight: 900;
    color: var(--neon-cyan);
    z-index: 2;
}

.logo-glow {
    position: absolute;
    inset: -2px;
    background: var(--neon-cyan);
    opacity: 0.2;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.2;
        transform: scale(1);
    }
    50% {
        opacity: 0.4;
        transform: scale(1.05);
    }
}

.logo-subtitle {
    font-family: 'Orbitron', sans-serif;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    position: relative;
    transition: color 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--neon-cyan);
}

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

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--neon-cyan);
    transition: all 0.3s ease;
}

/* 主横幅 */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 30px 80px;
    z-index: 2;
}

.hero-container {
    max-width: 1400px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    border: 1px solid var(--neon-cyan);
    background: rgba(0, 243, 255, 0.1);
    margin-bottom: 30px;
    position: relative;
}

.badge-text {
    color: var(--neon-cyan);
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.badge-pulse {
    width: 8px;
    height: 8px;
    background: var(--neon-cyan);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--neon-cyan);
    animation: blink 1.5s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.3;
    }
}

.hero-title {
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 25px;
}

.title-main {
    display: block;
    font-size: 72px;
    font-weight: 900;
    color: var(--text-primary);
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
    margin-bottom: 10px;
    letter-spacing: 5px;
}

.title-neon {
    display: block;
    font-size: 48px;
    font-weight: 700;
    color: var(--neon-cyan);
    text-shadow: var(--glow-cyan);
    letter-spacing: 8px;
}

.hero-description {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
    font-weight: 400;
}

.cursor-blink {
    animation: blink 1s infinite;
    color: var(--neon-cyan);
}

.hero-stats {
    display: flex;
    gap: 30px;
    margin-bottom: 50px;
}

.stat-box {
    padding: 20px 30px;
    border: 1px solid var(--border-color);
    background: rgba(0, 243, 255, 0.05);
    backdrop-filter: blur(10px);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.stat-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 243, 255, 0.1), 
        transparent);
    transition: left 0.5s ease;
}

.stat-box:hover::before {
    left: 100%;
}

.stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 36px;
    font-weight: 700;
    color: var(--neon-cyan);
    text-shadow: 0 0 20px var(--neon-cyan);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-actions {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: transparent;
    color: var(--neon-cyan);
    border: 2px solid var(--neon-cyan);
    box-shadow: var(--glow-cyan);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: var(--neon-cyan);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: -1;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover {
    color: var(--dark-bg);
    box-shadow: 0 0 30px var(--neon-cyan);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--text-secondary);
}

.btn-outline:hover {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.3);
}

.btn-arrow {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.btn-primary:hover .btn-arrow {
    transform: translateX(5px);
}

/* 全息卡片 */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
}

.hologram-card {
    position: relative;
    width: 300px;
    height: 420px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotateY(0deg);
    }
    50% {
        transform: translateY(-20px) rotateY(5deg);
    }
}

.card-frame {
    width: 100%;
    height: 100%;
    border: 2px solid var(--neon-cyan);
    background: rgba(0, 243, 255, 0.05);
    backdrop-filter: blur(10px);
    box-shadow: var(--glow-cyan);
    border-radius: 15px;
    padding: 30px;
    position: relative;
    overflow: hidden;
}

.card-content {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    z-index: 2;
}

.card-corner {
    display: flex;
    flex-direction: column;
    font-size: 24px;
}

.top-left {
    align-self: flex-start;
}

.bottom-right {
    align-self: flex-end;
    transform: rotate(180deg);
}

.card-value {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    color: var(--neon-cyan);
    text-shadow: 0 0 10px var(--neon-cyan);
}

.card-suit {
    color: var(--neon-cyan);
    font-size: 20px;
}

.card-center {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-suit-large {
    font-size: 120px;
    color: var(--neon-cyan);
    text-shadow: 0 0 30px var(--neon-cyan);
    opacity: 0.3;
}

.card-scan-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent, 
        var(--neon-cyan), 
        transparent);
    box-shadow: 0 0 20px var(--neon-cyan);
    animation: scan 3s linear infinite;
}

@keyframes scan {
    0% {
        top: 0;
        opacity: 1;
    }
    100% {
        top: 100%;
        opacity: 0;
    }
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--neon-cyan);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--neon-cyan);
    animation: particleFloat 8s infinite ease-in-out;
}

.particle:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.particle:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 2s;
}

.particle:nth-child(3) {
    top: 80%;
    left: 30%;
    animation-delay: 4s;
}

.particle:nth-child(4) {
    top: 40%;
    left: 70%;
    animation-delay: 1s;
}

.particle:nth-child(5) {
    top: 10%;
    left: 50%;
    animation-delay: 3s;
}

@keyframes particleFloat {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.5;
    }
    50% {
        transform: translate(30px, -30px) scale(1.5);
        opacity: 1;
    }
}

.scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan);
    animation: scrollArrow 2s infinite;
}

@keyframes scrollArrow {
    0% {
        transform: translateY(0);
        opacity: 1;
    }
    100% {
        transform: translateY(20px);
        opacity: 0;
    }
}

/* 通用区块样式 */
.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 100px 30px;
    position: relative;
    z-index: 2;
}

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

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    border: 1px solid var(--neon-cyan);
    color: var(--neon-cyan);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 48px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.title-underline {
    width: 100px;
    height: 3px;
    background: var(--neon-cyan);
    margin: 0 auto;
    box-shadow: 0 0 20px var(--neon-cyan);
}

/* 特色功能 */
.features-section {
    position: relative;
    z-index: 2;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-item {
    padding: 40px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
}

.feature-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 243, 255, 0.1) 0%, 
        transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-item:hover::before {
    opacity: 1;
}

.feature-item:hover {
    border-color: var(--neon-cyan);
    box-shadow: var(--glow-cyan);
    transform: translateY(-5px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 25px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-bg {
    position: absolute;
    inset: 0;
    border: 2px solid var(--neon-cyan);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.3);
    transform: rotate(45deg);
    transition: transform 0.3s ease;
}

.feature-item:hover .icon-bg {
    transform: rotate(90deg);
}

.feature-icon span {
    font-size: 40px;
    z-index: 2;
    position: relative;
}

.feature-item h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.feature-item p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.feature-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan);
    transition: width 0.3s ease;
}

.feature-item:hover .feature-line {
    width: 100%;
}

/* 下载区域 */
.download-section {
    position: relative;
    z-index: 2;
    background: rgba(0, 0, 0, 0.3);
}

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

.download-card {
    padding: 40px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
}

.download-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, 
        rgba(0, 243, 255, 0.1) 0%, 
        transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

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

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.platform-icon {
    font-size: 48px;
}

.platform-badge {
    padding: 5px 15px;
    background: var(--neon-cyan);
    color: var(--dark-bg);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 0 20px var(--neon-cyan);
}

.download-card h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
    text-transform: uppercase;
}

.platform-desc {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 14px;
}

.platform-specs {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
    padding: 15px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    font-size: 12px;
    color: var(--text-secondary);
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: transparent;
    color: var(--neon-cyan);
    border: 2px solid var(--neon-cyan);
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--neon-cyan);
    transition: width 0.3s ease;
    z-index: -1;
}

.download-btn:hover::before {
    width: 100%;
}

.download-btn:hover {
    color: var(--dark-bg);
    box-shadow: 0 0 30px var(--neon-cyan);
}

.download-btn svg {
    width: 18px;
    height: 18px;
}

/* 新闻活动板块 */
.news-section {
    position: relative;
    z-index: 2;
    background: rgba(0, 0, 0, 0.2);
}

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

.news-card {
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
}

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

.news-image {
    position: relative;
    height: 200px;
    background: linear-gradient(135deg, rgba(0, 243, 255, 0.1) 0%, rgba(157, 78, 221, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.news-card:hover .news-image img {
    transform: scale(1.1);
}

/* 图片加载失败时的备用样式 */
.news-image img[src=""],
.news-image img:not([src]) {
    display: none;
}

.news-image:has(img[src=""]) .news-placeholder,
.news-image:has(img:not([src])) .news-placeholder {
    display: block;
}

.news-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, 
        rgba(0, 0, 0, 0) 0%, 
        rgba(0, 0, 0, 0.3) 100%);
    pointer-events: none;
}

.news-placeholder {
    font-size: 80px;
    opacity: 0.3;
}

.news-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 5px 15px;
    background: var(--neon-cyan);
    color: var(--dark-bg);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 0 15px var(--neon-cyan);
}

.news-content {
    padding: 25px;
}

.news-date {
    color: var(--neon-cyan);
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.news-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.4;
}

.news-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
}

.news-link {
    color: var(--neon-cyan);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

.news-link:hover {
    transform: translateX(5px);
    text-shadow: 0 0 10px var(--neon-cyan);
}

/* APP手机界面展示 */
.app-showcase-section {
    position: relative;
    z-index: 2;
    background: rgba(0, 0, 0, 0.3);
}

.app-showcase {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.phone-mockup {
    position: relative;
    perspective: 1000px;
}

.phone-left {
    animation: floatPhone 6s ease-in-out infinite;
}

.phone-center {
    animation: floatPhone 6s ease-in-out infinite 0.5s;
}

.phone-right {
    animation: floatPhone 6s ease-in-out infinite 1s;
}

@keyframes floatPhone {
    0%, 100% {
        transform: translateY(0) rotateY(0deg);
    }
    50% {
        transform: translateY(-15px) rotateY(5deg);
    }
}

.phone-frame {
    width: 280px;
    height: 560px;
    border: 8px solid #1a1a1a;
    border-radius: 35px;
    background: #000;
    padding: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5),
                0 0 30px rgba(0, 243, 255, 0.3);
    position: relative;
}

.phone-frame::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 25px;
    background: #1a1a1a;
    border-radius: 0 0 15px 15px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    border-radius: 25px;
    overflow: hidden;
    position: relative;
}

.phone-screenshot {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 25px;
    z-index: 1;
    transition: transform 0.5s ease, opacity 0.3s ease;
    opacity: 0.9;
}

.phone-mockup:hover .phone-screenshot {
    transform: scale(1.05);
    opacity: 1;
}

/* 图片加载失败时的备用样式 */
.phone-screen:has(.phone-screenshot[src=""]) .phone-content,
.phone-screen:has(.phone-screenshot:not([src])) .phone-content {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(0);
}

.phone-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    z-index: 2;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(2px);
}

.phone-header {
    padding: 10px 20px;
    background: rgba(0, 243, 255, 0.1);
    border-bottom: 1px solid var(--border-color);
}

.phone-status-bar {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--neon-cyan);
    font-weight: 600;
}

.phone-body {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
}

.app-screen {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.app-home {
    gap: 20px;
}

.app-logo-small {
    font-family: 'Orbitron', sans-serif;
    font-size: 32px;
    font-weight: 900;
    color: var(--neon-cyan);
    text-align: center;
    text-shadow: 0 0 20px var(--neon-cyan);
}

.app-menu {
    display: flex;
    justify-content: space-around;
    padding: 10px;
    background: rgba(0, 243, 255, 0.05);
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.menu-item {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 5px 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.menu-item.active {
    color: var(--neon-cyan);
    text-shadow: 0 0 10px var(--neon-cyan);
}

.app-cards {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.app-card-mini {
    width: 60px;
    height: 84px;
    background: rgba(0, 243, 255, 0.1);
    border: 1px solid var(--neon-cyan);
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
}

.app-game {
    justify-content: center;
    align-items: center;
}

.game-table {
    text-align: center;
    padding: 20px;
    background: rgba(0, 243, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 15px;
}

.game-player {
    color: var(--neon-cyan);
    font-weight: 700;
    margin-bottom: 15px;
    font-size: 14px;
}

.game-cards {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-bottom: 15px;
}

.mini-card {
    width: 40px;
    height: 56px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--neon-cyan);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: var(--neon-cyan);
    font-weight: 700;
}

.game-chips {
    color: var(--neon-cyan);
    font-size: 16px;
    font-weight: 700;
}

.app-profile {
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(0, 243, 255, 0.1);
    border: 2px solid var(--neon-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.3);
}

.profile-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

.info-item {
    padding: 10px;
    background: rgba(0, 243, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 12px;
}

.app-features-list {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.app-feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 25px;
    border: 1px solid var(--border-color);
    background: rgba(0, 243, 255, 0.05);
    border-radius: 25px;
    color: var(--text-secondary);
    font-size: 14px;
    transition: all 0.3s ease;
}

.app-feature-item:hover {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.3);
    transform: translateY(-3px);
}

.feature-icon {
    font-size: 20px;
}

/* 问答板块 */
.faq-section {
    position: relative;
    z-index: 2;
    background: rgba(0, 0, 0, 0.2);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.2);
}

.faq-question {
    padding: 25px 30px;
    display: flex;
    align-items: center;
    gap: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: rgba(0, 243, 255, 0.05);
}

.faq-icon {
    font-size: 24px;
    color: var(--neon-cyan);
}

.faq-question h3 {
    flex: 1;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.faq-toggle {
    font-size: 28px;
    color: var(--neon-cyan);
    font-weight: 300;
    transition: transform 0.3s ease;
    width: 30px;
    text-align: center;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 30px;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 30px 25px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 15px;
}

/* aapoker文本介绍板块 */
.intro-section {
    position: relative;
    z-index: 2;
    background: rgba(0, 0, 0, 0.3);
}

.intro-content {
    max-width: 1000px;
    margin: 0 auto;
}

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

.intro-text {
    margin-bottom: 60px;
}

.intro-paragraph {
    margin-bottom: 40px;
    padding: 30px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.intro-paragraph:hover {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.2);
    transform: translateX(5px);
}

.intro-paragraph h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--neon-cyan);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding-left: 20px;
}

.intro-paragraph h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 24px;
    background: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan);
}

.intro-paragraph p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 16px;
}

.intro-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.intro-stat {
    text-align: center;
    padding: 30px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.intro-stat:hover {
    border-color: var(--neon-cyan);
    box-shadow: var(--glow-cyan);
    transform: translateY(-5px);
}

.intro-stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 42px;
    font-weight: 900;
    color: var(--neon-cyan);
    text-shadow: 0 0 20px var(--neon-cyan);
    margin-bottom: 10px;
}

.intro-stat-label {
    color: var(--text-secondary);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 页脚 */
.footer-section {
    position: relative;
    z-index: 2;
    background: rgba(5, 5, 8, 0.8);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 32px;
    font-weight: 900;
    color: var(--neon-cyan);
    text-shadow: 0 0 20px var(--neon-cyan);
    margin-bottom: 15px;
    display: block;
}

.footer-col p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.footer-col h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
    color: var(--text-secondary);
}

.footer-col ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-col ul li a:hover {
    color: var(--neon-cyan);
}

.social-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.social-link {
    padding: 10px 20px;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.social-link:hover {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
}

/* 页脚关于区域 */
.footer-about {
    max-width: 350px;
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 14px;
    margin-bottom: 20px;
}

.footer-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.footer-keywords span {
    padding: 5px 12px;
    background: rgba(0, 243, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    color: var(--text-secondary);
    font-size: 12px;
    transition: all 0.3s ease;
}

.footer-keywords span:hover {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
    background: rgba(0, 243, 255, 0.2);
}

/* SEO内容区域 */
.footer-seo-content {
    margin: 50px 0 30px;
    padding: 30px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 10px;
}

.seo-section {
    margin-bottom: 30px;
}

.seo-section:last-child {
    margin-bottom: 0;
}

.seo-section h5 {
    font-size: 16px;
    font-weight: 700;
    color: var(--neon-cyan);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding-left: 15px;
}

.seo-section h5::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 16px;
    background: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan);
}

.seo-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 14px;
    text-align: justify;
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 14px;
}

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

.footer-copyright p {
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.footer-copyright p:first-child {
    color: var(--text-primary);
    font-weight: 600;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 13px;
}

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

.footer-links span {
    color: var(--text-secondary);
    opacity: 0.5;
}

/* 页脚链接增强样式 */
.footer-col ul li strong {
    color: var(--text-primary);
    font-weight: 600;
    margin-right: 5px;
}

.footer-col ul li a[href^="mailto:"],
.footer-col ul li a[href^="tel:"] {
    color: var(--neon-cyan);
    text-decoration: underline;
}

.footer-col ul li a[href^="mailto:"]:hover,
.footer-col ul li a[href^="tel:"]:hover {
    color: var(--text-primary);
    text-shadow: 0 0 10px var(--neon-cyan);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .title-main {
        font-size: 56px;
    }
    
    .title-neon {
        font-size: 36px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .title-main {
        font-size: 42px;
    }
    
    .title-neon {
        font-size: 28px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 15px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .features-grid,
    .download-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .hologram-card {
        width: 250px;
        height: 350px;
    }
    
    .app-showcase {
        flex-direction: column;
        gap: 30px;
    }
    
    .phone-frame {
        width: 240px;
        height: 480px;
    }
    
    .app-features-list {
        flex-direction: column;
        gap: 15px;
    }
    
    .intro-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* 页脚响应式 */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-about {
        max-width: 100%;
    }
    
    .footer-seo-content {
        padding: 20px;
        margin: 30px 0 20px;
    }
    
    .seo-section {
        margin-bottom: 20px;
    }
    
    .seo-section p {
        font-size: 13px;
        text-align: left;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 10px;
    }
    
    .footer-links span {
        display: none;
    }
    
    .footer-keywords {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .intro-stats {
        grid-template-columns: 1fr;
    }
    
    .phone-frame {
        width: 200px;
        height: 400px;
    }
    
    /* 页脚移动端优化 */
    .footer-seo-content {
        padding: 15px;
    }
    
    .seo-section h5 {
        font-size: 14px;
    }
    
    .seo-section p {
        font-size: 12px;
    }
    
    .footer-description {
        font-size: 13px;
    }
}