/* 全局样式 */
:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #8b5cf6;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

/* 基础重置已在 HTML 中内联，避免重复 */

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 字体加载完成后应用 */
.fonts-loaded body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 20px;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    font-size: 24px;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link:hover {
    color: var(--text-primary);
}

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

.github-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 8px;
    background: var(--bg-secondary);
    transition: all 0.3s ease;
}

.github-link::after {
    display: none;
}

.github-link:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
}

/* Hero 区域 */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 70px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
    will-change: transform;
    transform: translateZ(0);
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--gradient-1);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--gradient-2);
    bottom: -150px;
    right: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: var(--gradient-3);
    top: 50%;
    right: 10%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    33% {
        transform: translate3d(30px, -30px, 0) scale(1.1);
    }
    66% {
        transform: translate3d(-20px, 20px, 0) scale(0.9);
    }
}

/* 减少低性能设备的动画 */
@media (prefers-reduced-motion: reduce) {
    .gradient-orb {
        animation: none;
    }
    
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 80px 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease-out;
}

.badge-icon {
    font-size: 16px;
}

.hero-title {
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.title-main {
    display: block;
    font-size: 64px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.title-sub {
    display: block;
    font-size: 28px;
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: -0.01em;
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease-out 0.6s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 500;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
    border-color: var(--text-light);
}

.hero-stats {
    display: flex;
    gap: 48px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease-out 0.8s both;
}

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

.stat-value {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

/* 通用区块样式 */
section {
    padding: 100px 0;
}

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

.section-title {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* 功能特性 */
.features {
    background: var(--bg-secondary);
}

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

.feature-card {
    background: var(--bg-primary);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    cursor: pointer;
    will-change: transform;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: 16px;
    display: block;
    animation: bounce 2s ease-in-out infinite;
    will-change: transform;
}

/* 延迟图标动画，提升初始加载性能 */
.feature-card:nth-child(n+5) .feature-icon {
    animation-delay: 0.5s;
}

.feature-card:nth-child(2) .feature-icon {
    animation-delay: 0.2s;
}

.feature-card:nth-child(3) .feature-icon {
    animation-delay: 0.4s;
}

.feature-card:nth-child(4) .feature-icon {
    animation-delay: 0.6s;
}

.feature-card:nth-child(5) .feature-icon {
    animation-delay: 0.8s;
}

.feature-card:nth-child(6) .feature-icon {
    animation-delay: 1s;
}

.feature-card:nth-child(7) .feature-icon {
    animation-delay: 1.2s;
}

.feature-card:nth-child(8) .feature-icon {
    animation-delay: 1.4s;
}

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

.feature-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.feature-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 应用截图 */
.screenshots {
    background: var(--bg-primary);
    position: relative;
}

.screenshots-wrapper {
    max-width: 1200px;
    margin: 0 auto;
}

.screenshot-carousel {
    position: relative;
    margin-bottom: 80px;
    padding: 0;
    overflow: visible;
}

.carousel-container {
    position: relative;
    width: 100%;
    overflow: visible;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 600px;
    padding: 20px 0 60px 0;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
    width: 100%;
    position: relative;
}

.screenshot-slide {
    min-width: 100%;
    width: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
    pointer-events: none;
    z-index: 1;
    overflow: visible;
}

.screenshot-slide.active {
    opacity: 1;
    z-index: 10;
    pointer-events: auto;
    position: relative;
}

.screenshot-image-wrapper {
    position: relative;
    max-width: 90%;
    max-height: 75vh;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px auto;
    width: 100%;
}

.screenshot-image {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 75vh;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: transparent;
    display: block;
}

.screenshot-image-wrapper:hover .screenshot-image {
    transform: scale(1.05);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.15);
}

.screenshot-overlay {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    padding: 12px 24px;
    border-radius: 8px;
    opacity: 0;
    transition: opacity 0.3s ease, bottom 0.3s ease;
    white-space: nowrap;
    pointer-events: none;
}

.screenshot-image-wrapper:hover .screenshot-overlay {
    opacity: 1;
    bottom: -50px;
}

.screenshot-caption {
    color: white;
    font-size: 14px;
    font-weight: 500;
    margin: 0;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    color: var(--text-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 1);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-btn-prev {
    left: 20px;
}

.carousel-btn-next {
    right: 20px;
}

.carousel-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: translateY(-50%);
}

.carousel-btn:disabled:hover {
    transform: translateY(-50%);
    box-shadow: var(--shadow-md);
}

.screenshot-thumbnails {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 40px;
    padding-top: 20px;
}

.thumbnail-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px;
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
}

.thumbnail-btn:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
}

.thumbnail-btn.active {
    border-color: var(--primary-color);
    background: var(--bg-primary);
    box-shadow: var(--shadow-md);
}

.thumbnail-btn img {
    width: 100%;
    max-width: 160px;
    height: auto;
    border-radius: 8px;
    object-fit: cover;
    aspect-ratio: 16 / 9;
    background: transparent;
    border: 1px solid var(--border-color);
}

.thumbnail-btn span {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.thumbnail-btn.active span {
    color: var(--primary-color);
}

/* 下载区域 */
.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 64px;
}

.download-card {
    background: var(--bg-primary);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
}

.download-card.featured {
    border: 2px solid var(--primary-color);
    box-shadow: var(--shadow-md);
}

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

.download-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 4px 12px;
    background: var(--primary-color);
    color: white;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
}

.download-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

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

.download-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.download-version {
    font-size: 14px;
    color: var(--text-secondary);
}

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

.download-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 15px;
}

.download-features svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.btn-download {
    width: 100%;
    justify-content: center;
    margin-bottom: 16px;
}

.download-info {
    text-align: center;
    font-size: 14px;
    color: var(--text-light);
}

.download-description {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.download-badges {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.info-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}

.info-badge svg {
    color: var(--primary-color);
}

.install-steps {
    background: var(--bg-secondary);
    padding: 48px;
    border-radius: 16px;
}

.steps-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 32px;
    text-align: center;
}

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

.step-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.step-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.step-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 技术栈 */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 64px;
}

.tech-card {
    background: var(--bg-secondary);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.tech-icon {
    font-size: 48px;
    margin-bottom: 16px;
    display: block;
}

.tech-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.tech-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.isp-channels {
    background: var(--bg-secondary);
    padding: 48px;
    border-radius: 16px;
}

.channels-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 32px;
    text-align: center;
}

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

.channel-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.channel-icon {
    font-size: 32px;
    flex-shrink: 0;
}

.channel-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.channel-description {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 页脚 */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 64px 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.footer-description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.footer-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
    color: var(--text-light);
    font-size: 14px;
}

.footer-bottom p {
    margin-bottom: 12px;
}

.footer-icp {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    font-size: 13px;
}

.footer-icp a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-icp a:hover {
    color: var(--text-secondary);
}

.footer-separator {
    color: var(--text-light);
    margin: 0 4px;
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out both;
}

/* 移动端菜单 */
.mobile-menu-toggle {
    display: none;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
        background: none;
        border: none;
        font-size: 24px;
        cursor: pointer;
        color: var(--text-primary);
        padding: 8px;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-primary);
        flex-direction: column;
        padding: 24px;
        border-top: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
        display: none;
        gap: 16px;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-link {
        font-size: 14px;
        padding: 12px 0;
    }
    
    .github-link {
        width: 100%;
        justify-content: center;
    }
    
    .title-main {
        font-size: 42px;
    }
    
    .title-sub {
        font-size: 20px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .download-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .channels-grid {
        grid-template-columns: 1fr;
    }
    
    .screenshot-carousel {
        padding: 0;
    }
    
    .carousel-container {
        min-height: 400px;
        padding: 20px 0;
    }
    
    .screenshot-image {
        max-height: 65vh;
    }
    
    .screenshot-image-wrapper {
        max-width: 95%;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
    }
    
    .carousel-btn-prev {
        left: 10px;
    }
    
    .carousel-btn-next {
        right: 10px;
    }
    
    .screenshot-image-wrapper {
        max-width: 95%;
    }
    
    .thumbnail-btn {
        min-width: 100px;
    }
    
    .thumbnail-btn img {
        max-width: 120px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .nav-content {
        height: 60px;
    }
    
    .nav-links {
        gap: 12px;
    }
    
    .nav-link {
        font-size: 13px;
    }
    
    .github-link {
        padding: 6px 12px;
    }
    
    .title-main {
        font-size: 36px;
    }
    
    .hero-content {
        padding: 40px 0;
    }
    
    section {
        padding: 60px 0;
    }
    
    .feature-card,
    .download-card,
    .tech-card {
        padding: 24px;
    }
    
    .install-steps,
    .isp-channels {
        padding: 32px 24px;
    }
    
    .hero-stats {
        gap: 16px;
    }
    
    .stat-value {
        font-size: 20px;
    }
    
    .stat-label {
        font-size: 12px;
    }
}