/* 全局重置和基础设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 趣味性彩虹色彩系统 */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --fun-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --rainbow-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #f093fb 50%, #f5576c 75%, #4facfe 100%);
    
    /* 基础颜色 */
    --text-dark: #2d3748;
    --text-light: #718096;
    --text-white: #ffffff;
    --bg-white: #ffffff;
    --bg-light: #f7fafc;
    --bg-card: rgba(255, 255, 255, 0.9);
    
    /* 阴影系统 */
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-md: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 25px 50px rgba(0, 0, 0, 0.15);
    --shadow-colorful: 0 10px 25px rgba(102, 126, 234, 0.25);
    
    /* 动画时间 */
    --transition: 0.3s ease;
    --bounce-transition: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

body {
    font-family: 'Nunito', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-attachment: fixed;
}

/* 通用容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 按钮系统 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--text-white);
    box-shadow: var(--shadow-colorful);
    transform: translateY(0);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 35px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-2px);
}

.btn-download {
    background: #000;
    color: white;
    padding: 15px 20px;
    border-radius: 12px;
    font-size: 14px;
}

.btn-download:hover {
    background: #333;
    transform: translateY(-2px);
}

.btn-discord {
    background: linear-gradient(135deg, #5865F2, #4752C4);
    color: white;
    font-size: 20px;
    padding: 18px 35px;
    font-weight: 800;
    box-shadow: 0 8px 25px rgba(88, 101, 242, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-discord::after {
    content: '🎯 BETA ACCESS';
    position: absolute;
    top: -5px;
    right: -10px;
    background: linear-gradient(45deg, #FF6B35, #FF8E53);
    color: white;
    font-size: 10px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 10px;
    transform: rotate(15deg);
    animation: betaBadge 2s ease-in-out infinite;
}

.btn-discord:hover {
    background: linear-gradient(135deg, #4752C4, #3c45a6);
    transform: translateY(-3px) scale(1.08);
    box-shadow: 0 15px 35px rgba(88, 101, 242, 0.5);
}

@keyframes betaBadge {
    0%, 100% {
        transform: rotate(15deg) scale(1);
    }
    50% {
        transform: rotate(15deg) scale(1.1);
    }
}

.discord-btn {
    background: linear-gradient(135deg, #5865F2, #4752C4);
    color: white !important;
    padding: 12px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition);
}

.discord-btn:hover {
    background: linear-gradient(135deg, #4752C4, #3c45a6);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    backdrop-filter: blur(20px);
    background: rgba(0, 0, 0, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: 15px 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.95);
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

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

.nav-logo h2 {
    color: var(--text-white);
    font-size: 24px;
    font-weight: 800;
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: var(--text-white);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width var(--transition);
}

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

.download-btn {
    background: var(--accent-gradient);
    padding: 10px 20px;
    border-radius: 25px;
    color: white !important;
}

.download-btn::after {
    display: none;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--rainbow-gradient);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    font-size: 3rem;
    opacity: 0.6;
    animation: float 6s ease-in-out infinite;
}

.shape-1 { top: 10%; left: 10%; animation-delay: 0s; }
.shape-2 { top: 20%; right: 20%; animation-delay: 1s; }
.shape-3 { top: 60%; left: 5%; animation-delay: 2s; }
.shape-4 { bottom: 20%; right: 10%; animation-delay: 3s; }
.shape-5 { top: 40%; left: 70%; animation-delay: 4s; }
.shape-6 { bottom: 30%; left: 30%; animation-delay: 5s; }

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-20px) rotate(5deg); }
    50% { transform: translateY(-10px) rotate(-3deg); }
    75% { transform: translateY(-30px) rotate(3deg); }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-content {
    color: var(--text-white);
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.gradient-text {
    background: linear-gradient(45deg, #fff, #f0f8ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.highlight-text {
    background: var(--fun-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.beta-notice {
    margin-top: 30px;
    padding: 20px 30px;
    background: linear-gradient(135deg, rgba(255,215,0,0.2), rgba(255,140,0,0.2));
    border: 2px solid rgba(255,215,0,0.5);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    animation: pulseGlow 3s ease-in-out infinite;
    position: relative;
    overflow: hidden;
}

.beta-notice::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #FFD700, #FF8C00, #FFD700, #FF8C00);
    border-radius: 15px;
    z-index: -1;
    animation: borderFlow 2s linear infinite;
}

.beta-text {
    color: #FFD700;
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    text-align: center;
    text-shadow: 0 0 10px rgba(255,215,0,0.3);
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(255,215,0,0.3);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 30px rgba(255,215,0,0.6);
        transform: scale(1.02);
    }
}

@keyframes borderFlow {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 100% 50%;
    }
}

/* 手机模型 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    width: 280px;
    height: 560px;
    background: linear-gradient(145deg, #1a1a1a, #2d2d2d);
    border-radius: 40px;
    padding: 20px;
    box-shadow: var(--shadow-lg);
    animation: phoneFloat 4s ease-in-out infinite;
}

@keyframes phoneFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-10px) rotate(1deg); }
    50% { transform: translateY(-20px) rotate(0deg); }
    75% { transform: translateY(-10px) rotate(-1deg); }
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.ar-demo {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.1);
}

.character-preview {
    display: flex;
    gap: 20px;
    flex-direction: column;
    align-items: center;
}

.character {
    font-size: 3rem;
    animation: characterDance 2s ease-in-out infinite;
}

.dancing { animation-delay: 0s; }
.jumping { animation-delay: 0.5s; }
.spinning { animation-delay: 1s; }

@keyframes characterDance {
    0%, 100% { transform: scale(1) rotate(0deg); }
    25% { transform: scale(1.1) rotate(-5deg); }
    50% { transform: scale(1.2) rotate(5deg); }
    75% { transform: scale(1.1) rotate(-3deg); }
}

/* 功能特色 */
.features {
    padding: 100px 0;
    background: var(--bg-white);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.feature-card {
    background: var(--bg-card);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    position: relative;
    transition: all var(--bounce-transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform var(--transition);
}

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

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    transition: all var(--transition);
}

.feature-card:hover .feature-icon {
    transform: rotateY(360deg);
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

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

.feature-demo {
    margin-top: 20px;
}

/* 特色卡片动画效果 */
.upload .feature-icon { background: var(--secondary-gradient); }
.motion .feature-icon { background: var(--accent-gradient); }
.ar .feature-icon { background: var(--fun-gradient); }
.share .feature-icon { background: var(--rainbow-gradient); }

.upload-animation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.5rem;
}

.arrow {
    animation: arrowMove 2s ease-in-out infinite;
}

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

.motion-showcase {
    display: flex;
    justify-content: center;
    gap: 15px;
    font-size: 1.5rem;
}

.motion-item {
    animation: motionDemo 1.5s ease-in-out infinite;
}

.motion-item:nth-child(1) { animation-delay: 0s; }
.motion-item:nth-child(2) { animation-delay: 0.3s; }
.motion-item:nth-child(3) { animation-delay: 0.6s; }

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

.ar-preview {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.character-overlay {
    position: absolute;
    top: -10px;
    right: 10px;
    font-size: 1rem;
    animation: arFloat 3s ease-in-out infinite;
}

@keyframes arFloat {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-15px) scale(1.2); }
}

.share-animation {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.social-icons {
    display: flex;
    gap: 10px;
    animation: socialPulse 2s ease-in-out infinite;
}

@keyframes socialPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* 使用流程 */
.how-it-works {
    padding: 100px 0;
    background: var(--bg-light);
}

.steps-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}

.step-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    width: 280px;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: all var(--bounce-transition);
}

.step-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.2rem;
}

.step-icon {
    font-size: 3rem;
    margin: 20px 0;
    animation: stepFloat 2s ease-in-out infinite;
}

@keyframes stepFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.step-arrow {
    font-size: 2rem;
    color: var(--primary-gradient);
    animation: arrowPulse 1.5s ease-in-out infinite;
}

@keyframes arrowPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}


/* 模版库 */
.templates {
    padding: 100px 0;
    background: var(--bg-light);
}

.templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.template-card {
    background: var(--bg-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--bounce-transition);
}

.template-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.template-preview {
    height: 200px;
    position: relative;
    overflow: hidden;
}

.template-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0.8;
}

.template-bg.dance { background: var(--secondary-gradient); }
.template-bg.chill { background: var(--fun-gradient); }
.template-bg.hero { background: var(--primary-gradient); }
.template-bg.cute { background: var(--accent-gradient); }

.template-character {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4rem;
}

.dancing { animation: templateDance 2s ease-in-out infinite; }
.chilling { animation: templateChill 3s ease-in-out infinite; }
.heroic { animation: templateHero 2.5s ease-in-out infinite; }
.bouncing { animation: templateBounce 1.5s ease-in-out infinite; }

@keyframes templateDance {
    0%, 100% { transform: translate(-50%, -50%) rotate(0deg); }
    25% { transform: translate(-50%, -50%) rotate(-10deg) scale(1.1); }
    75% { transform: translate(-50%, -50%) rotate(10deg) scale(1.1); }
}

@keyframes templateChill {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.05); }
}

@keyframes templateHero {
    0%, 100% { transform: translate(-50%, -50%) scale(1) rotate(0deg); }
    50% { transform: translate(-50%, -50%) scale(1.2) rotate(5deg); }
}

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

.template-info {
    padding: 25px;
}

.template-info h4 {
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.template-info p {
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.6;
}

.template-tags {
    display: flex;
    gap: 10px;
}

.tag {
    background: var(--primary-gradient);
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

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

/* 下载 App */
.download {
    padding: 100px 0;
    background: var(--rainbow-gradient);
    color: var(--text-white);
}

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

.download-text h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.download-text p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.download-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
    align-items: center;
    flex-wrap: wrap;
}

.beta-benefits {
    margin: 30px 0;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: white;
    font-weight: 500;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.benefit-icon {
    font-size: 1.5rem;
    width: 30px;
    text-align: center;
}

.btn-beta-primary {
    background: linear-gradient(135deg, #5865F2, #4752C4);
    color: white;
    padding: 18px 25px;
    border-radius: 15px;
    font-size: 16px;
    font-weight: 700;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(88, 101, 242, 0.4);
}

.btn-beta-primary::before {
    content: '🔥 LIMITED';
    position: absolute;
    top: -8px;
    left: -15px;
    background: linear-gradient(45deg, #FF6B35, #FF8E53);
    color: white;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 15px;
    transform: rotate(-20deg);
    animation: limitedBadge 2.5s ease-in-out infinite;
}

.btn-beta-primary:hover {
    background: linear-gradient(135deg, #4752C4, #3c45a6);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 40px rgba(88, 101, 242, 0.6);
}

.beta-warning {
    margin-top: 25px;
    padding: 15px 20px;
    background: rgba(255, 193, 7, 0.15);
    border: 1px solid rgba(255, 193, 7, 0.3);
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.beta-warning p {
    color: #FFC107;
    margin: 0;
    font-size: 0.95rem;
    text-align: center;
    font-weight: 500;
}

@keyframes limitedBadge {
    0%, 100% {
        transform: rotate(-20deg) scale(1);
        opacity: 1;
    }
    50% {
        transform: rotate(-20deg) scale(1.15);
        opacity: 0.8;
    }
}

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

.qr-placeholder {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.qr-box {
    font-size: 3rem;
    margin-bottom: 10px;
}

.app-preview {
    display: flex;
    justify-content: center;
}

.phone-frame {
    width: 250px;
    height: 500px;
    background: linear-gradient(145deg, #1a1a1a, #2d2d2d);
    border-radius: 35px;
    padding: 15px;
    animation: phoneFloat 4s ease-in-out infinite;
}

.screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 25px;
    overflow: hidden;
}

.app-interface {
    padding: 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.app-header {
    color: white;
    font-size: 1.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 30px;
}

.character-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    flex: 1;
    align-content: center;
}

.mini-character {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    aspect-ratio: 1;
    animation: miniFloat 2s ease-in-out infinite;
}

.mini-character:nth-child(1) { animation-delay: 0s; }
.mini-character:nth-child(2) { animation-delay: 0.5s; }
.mini-character:nth-child(3) { animation-delay: 1s; }
.mini-character:nth-child(4) { animation-delay: 1.5s; }

@keyframes miniFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

/* 页脚 */
.footer {
    padding: 60px 0 30px;
    background: #1a1a1a;
    color: #888;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr auto;
    gap: 40px;
    align-items: center;
    margin-bottom: 40px;
}

.footer-brand h3 {
    color: white;
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.footer-brand p {
    line-height: 1.8;
}

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

.footer-links-horizontal a {
    color: #888;
    text-decoration: none;
    transition: color var(--transition);
    font-weight: 500;
}

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

.social-links {
    display: flex;
    justify-content: flex-end;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333;
    color: #666;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .download-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-links-horizontal {
        justify-content: center;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .steps-container {
        flex-direction: column;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    
    .templates-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    
    .download-buttons {
        justify-content: center;
    }
    
    .beta-benefits {
        gap: 12px;
    }
    
    .benefit-item {
        padding: 10px 0;
        font-size: 14px;
    }
    
    .beta-notice {
        margin-top: 20px;
        padding: 15px 20px;
    }
    
    .beta-text {
        font-size: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links-horizontal {
        gap: 15px;
        font-size: 14px;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .phone-mockup {
        width: 200px;
        height: 400px;
    }
    
    
}