/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 清新温馨配色 */
    --primary-color: #4A90A4;
    --secondary-color: #7FB069;
    --accent-color: #F4A261;
    --accent-light: #FFE5B4;
    --warm-pink: #E76F51;
    --soft-mint: #A8DADC;
    --sage-green: #B7C4A7;
    
    /* 文字颜色 */
    --text-primary: #2D3748;
    --text-secondary: #4A5568;
    --text-muted: #718096;
    --text-light: #A0AEC0;
    
    /* 背景色 */
    --bg-primary: #F7FAFC;
    --bg-secondary: #EDF2F7;
    --bg-tertiary: #E2E8F0;
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-glass: rgba(255, 255, 255, 0.2);
    --bg-glass-warm: rgba(244, 162, 97, 0.1);
    
    /* 边框和阴影 */
    --border-color: rgba(74, 144, 164, 0.1);
    --border-accent: rgba(244, 162, 97, 0.3);
    --shadow-light: 0 4px 20px rgba(74, 144, 164, 0.1);
    --shadow-medium: 0 8px 30px rgba(74, 144, 164, 0.15);
    --shadow-heavy: 0 16px 40px rgba(74, 144, 164, 0.2);
    --shadow-warm: 0 8px 25px rgba(244, 162, 97, 0.2);
    
    /* 渐变色 */
    --gradient-primary: linear-gradient(135deg, #4A90A4 0%, #7FB069 100%);
    --gradient-accent: linear-gradient(135deg, #F4A261 0%, #E76F51 100%);
    --gradient-soft: linear-gradient(135deg, #A8DADC 0%, #B7C4A7 100%);
    --gradient-bg: linear-gradient(135deg, #F7FAFC 0%, #EDF2F7 50%, #E2E8F0 100%);
    --gradient-warm: linear-gradient(135deg, #FFE5B4 0%, #F4A261 50%, #E76F51 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--gradient-bg);
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 80%, rgba(168, 218, 220, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(183, 196, 167, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 40% 40%, rgba(244, 162, 97, 0.2) 0%, transparent 50%);
    z-index: -2;
    animation: float-bg 20s ease-in-out infinite;
}

@keyframes float-bg {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

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

/* 粒子效果 */
#particles-js {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: transparent;
}

#particles-js canvas {
    opacity: 0.7;
    filter: blur(0.3px);
}

/* 头部导航 */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg-glass);
    backdrop-filter: blur(25px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-medium);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-soft);
    opacity: 0.6;
    z-index: -1;
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.logo:hover {
    color: var(--accent-color);
    transform: translateY(-1px);
}

.logo-icon {
    width: 32px;
    height: 32px;
    position: relative;
}

.logo-lines {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.logo-lines span {
    display: block;
    width: 20px;
    height: 3px;
    background: var(--gradient-accent);
    margin: 3px 0;
    border-radius: 2px;
    transition: all 0.3s ease;
    box-shadow: 0 0 8px rgba(244, 162, 97, 0.4);
}

.logo:hover .logo-lines span {
    box-shadow: 0 0 15px rgba(244, 162, 97, 0.6);
    transform: scale(1.1);
}

.logo-lines span:nth-child(2) {
    width: 16px;
    margin-left: 4px;
}

.logo-lines span:nth-child(3) {
    width: 12px;
    margin-left: 8px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 1rem;
    border-radius: 12px;
    z-index: 1;
}

.nav-links a:hover {
    color: var(--accent-color);
    background: var(--bg-glass-warm);
    transform: translateY(-1px);
    box-shadow: var(--shadow-warm);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-warm);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 1px;
    box-shadow: 0 0 8px rgba(244, 162, 97, 0.5);
}

.nav-links a:hover::after {
    width: 80%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lang-switcher select {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem;
    color: var(--text-dark);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lang-switcher select:hover {
    border-color: var(--primary-color);
}

/* 英雄区域 */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

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

.background-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/image_bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.9;
    animation: gentle-float 25s ease-in-out infinite;
}

@keyframes gentle-float {
    0%, 100% { transform: translateY(0px) translateX(0px); }
    25% { transform: translateY(-5px) translateX(3px); }
    50% { transform: translateY(-8px) translateX(-2px); }
    75% { transform: translateY(-3px) translateX(4px); }
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top left, 
        rgba(168, 218, 220, 0.1) 0%, 
        rgba(183, 196, 167, 0.1) 30%,
        rgba(244, 162, 97, 0.05) 70%,
        rgba(247, 250, 252, 0.3) 100%);
}

.gradient-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(127, 176, 105, 0.1) 0%,
        rgba(74, 144, 164, 0.08) 50%,
        rgba(231, 111, 81, 0.06) 100%);
    animation: soft-shimmer 12s ease-in-out infinite;
}

@keyframes soft-shimmer {
    0%, 100% { opacity: 0.1; }
    50% { opacity: 0.25; }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    text-shadow: 1px 1px 3px rgba(74, 144, 164, 0.1);
}

.hero-text .highlight {
    background: var(--gradient-warm);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 8px rgba(244, 162, 97, 0.3));
    animation: warm-glow 4s ease-in-out infinite alternate;
}

@keyframes warm-glow {
    from { filter: drop-shadow(0 0 8px rgba(244, 162, 97, 0.3)); }
    to { filter: drop-shadow(0 0 15px rgba(231, 111, 81, 0.4)); }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
    text-shadow: 0.5px 0.5px 2px rgba(74, 144, 164, 0.1);
}

.user-stats {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1.2rem;
    background: var(--bg-glass);
    backdrop-filter: blur(15px) saturate(180%);
    border-radius: 16px;
    box-shadow: var(--shadow-warm);
    border: 1px solid rgba(168, 218, 220, 0.2);
    transition: all 0.3s ease;
}

.user-stats:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 144, 164, 0.15);
}

.user-avatars {
    display: flex;
    align-items: center;
}

.avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--gradient-warm);
    margin-left: -8px;
    border: 3px solid rgba(247, 250, 252, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 2px 8px rgba(244, 162, 97, 0.2);
    transition: all 0.3s ease;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.avatar:nth-child(1) {
    background-image: url('../images/01.png');
}

.avatar:nth-child(2) {
    background-image: url('../images/03.png');
}

.avatar:nth-child(3) {
    background-image: url('../images/05.png');
}

.avatar:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(231, 111, 81, 0.3);
}

.avatar:first-child {
    margin-left: 0;
}

.avatar-more {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--gradient-cool);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-left: -8px;
    border: 3px solid rgba(247, 250, 252, 0.9);
    box-shadow: 0 2px 8px rgba(74, 144, 164, 0.2);
    transition: all 0.3s ease;
}

.avatar-more:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(74, 144, 164, 0.3);
}

.stats-text {
    display: flex;
    flex-direction: column;
}

.stats-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    text-shadow: 0 1px 3px rgba(244, 162, 97, 0.2);
}

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

.hero-actions {
    display: flex;
    gap: 1rem;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1.2rem 2.5rem;
    border-radius: 16px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.cta-btn.primary {
    background: var(--gradient-warm);
    color: white;
    box-shadow: var(--shadow-warm);
    border: 1px solid rgba(244, 162, 97, 0.3);
}

.cta-btn.primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.cta-btn.primary:hover::before {
    left: 100%;
}

.cta-btn.primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 30px rgba(244, 162, 97, 0.4);
    filter: brightness(1.1);
    box-shadow: var(--shadow-heavy);
}

.cta-btn.secondary {
    background: var(--bg-glass);
    color: var(--accent-color);
    border: 2px solid rgba(244, 162, 97, 0.4);
    backdrop-filter: blur(10px) saturate(150%);
}

.cta-btn.secondary:hover {
    background: var(--gradient-warm);
    color: white;
    border-color: rgba(231, 111, 81, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(244, 162, 97, 0.3);
}

.cta-btn.large {
    padding: 1.25rem 2.5rem;
    font-size: 1.2rem;
}

.btn-icon {
    font-size: 1.2rem;
}

/* 设备展示 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.device-showcase {
    position: relative;
    z-index: 2;
    max-width: 500px;
    width: 100%;
    transition: transform 0.3s ease;
}

.device-showcase::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(244, 162, 97, 0.15) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    border-radius: 50%;
    animation: pulse-glow 3s ease-in-out infinite;
    z-index: -1;
}

@keyframes pulse-glow {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.6;
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.8;
    }
}

.device-showcase:hover {
    transform: scale(1.05) translateY(-5px);
}

.device-image {
    width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 20px;
    filter: brightness(0.95) contrast(1.1);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-warm);
}

.device-showcase:hover .device-image {
    filter: brightness(1) contrast(1.2);
    box-shadow: 0 15px 40px rgba(74, 144, 164, 0.25);
}



/* 功能特色 */
.features-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
    position: relative;
}

.features-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, 
        rgba(168, 218, 220, 0.1) 0%, 
        transparent 50%),
        radial-gradient(circle at 70% 80%, 
        rgba(244, 162, 97, 0.08) 0%, 
        transparent 50%);
    pointer-events: none;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-shadow: 1px 1px 3px rgba(74, 144, 164, 0.1);
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-glass);
    backdrop-filter: blur(15px) saturate(180%);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-warm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(168, 218, 220, 0.2);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(183, 196, 167, 0.05) 0%,
        rgba(244, 162, 97, 0.03) 100%);
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 35px rgba(74, 144, 164, 0.15);
    border-color: rgba(244, 162, 97, 0.3);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-warm);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 15px rgba(244, 162, 97, 0.3);
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.feature-icon:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 20px rgba(231, 111, 81, 0.4);
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* 客户评论 */
.reviews-section {
    padding: 6rem 0;
    background: var(--bg-primary);
    overflow: hidden;
}

.reviews-container {
    position: relative;
    overflow: hidden;
    margin-top: 2rem;
}

.reviews-track {
    display: flex;
    gap: 2rem;
    animation: scroll 30s linear infinite;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.review-card {
    min-width: 400px;
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.user-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(45deg, var(--secondary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.user-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.user-info span {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.rating {
    margin-left: auto;
    font-size: 1.1rem;
}

.review-card p {
    color: var(--text-light);
    line-height: 1.6;
    font-style: italic;
}

/* CTA区域 */
.cta-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* 页脚 */
footer {
    background: linear-gradient(135deg, #F5F1E8 0%, #E8DCC6 50%, #F0E6D2 100%);
    color: #5D4E37;
    padding: 4rem 0 2rem;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 70%, rgba(244, 162, 97, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 30%, rgba(231, 111, 81, 0.1) 0%, transparent 50%);
    z-index: 0;
}

footer > * {
    position: relative;
    z-index: 1;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
    margin-bottom: 3rem;
}

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

.footer-brand .logo {
    color: #5D4E37;
    margin-bottom: 1.5rem;
    justify-content: center;
}

.footer-brand p {
    color: rgba(93, 78, 55, 0.8);
    line-height: 1.6;
    max-width: 400px;
    margin: 0 auto;
    font-weight: 400;
}

/* 联系信息区域 */
.contact-section {
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact-card {
    background: rgba(255, 255, 255, 0.8);
    border-radius: 20px;
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: 0 10px 30px rgba(244, 162, 97, 0.2);
    border: 2px solid rgba(244, 162, 97, 0.3);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    max-width: 400px;
    width: 100%;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(244, 162, 97, 0.3);
    border-color: var(--accent-color);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-color), var(--warm-pink));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 5px 15px rgba(244, 162, 97, 0.4);
    animation: pulse-icon 2s ease-in-out infinite;
}

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

.contact-info h4 {
    color: #5D4E37;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.email-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: block;
    margin-bottom: 0.5rem;
}

.email-link:hover {
    color: var(--warm-pink);
    text-shadow: 0 2px 5px rgba(244, 162, 97, 0.3);
}

.contact-info p {
    color: rgba(93, 78, 55, 0.7);
    font-size: 0.9rem;
    margin: 0;
}



.footer-bottom {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.copyright p {
    color: rgba(93, 78, 55, 0.7);
    font-size: 1rem;
    font-weight: 500;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(93, 78, 55, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
    color: #5D4E37;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
}

/* 额外美化效果 */
.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(244, 162, 97, 0.1) 0%, transparent 70%);
    animation: rotate-bg 30s linear infinite;
    z-index: -1;
}

@keyframes rotate-bg {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.feature-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(74, 144, 164, 0.2);
}

.feature-icon {
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .phone-frame {
        width: 240px;
        height: 480px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .review-card {
        min-width: 300px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 0 1rem;
        text-align: center;
    }
    
    .contact-card {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
    }
    
    .contact-icon {
        margin-bottom: 1rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}