/**
 * 产品页面样式 - 现代化重新设计
 * 包含产品展示、价格方案、文档页面的通用样式
 */

/* ===== 产品页面特有变量 ===== */
:root {
    /* 产品页面特有渐变 */
    --gradient-primary: var(--lemon-gradient-primary);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-success: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-card: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    --gradient-featured: var(--lemon-gradient-primary);

    /* 产品页面特有阴影 */
    --shadow-xs: var(--lemon-shadow-xs);
    --shadow-sm-modern: var(--lemon-shadow-sm);
    --shadow-md-modern: var(--lemon-shadow-md);
    --shadow-lg-modern: var(--lemon-shadow-lg);
    --shadow-xl-modern: var(--lemon-shadow-xl);
    --shadow-glow: 0 0 20px rgba(102, 126, 234, 0.3);
    --shadow-featured: 0 0 40px rgba(102, 126, 234, 0.2);

    /* 产品页面特有圆角 */
    --radius-2xl: var(--lemon-radius-2xl);
    --radius-3xl: var(--lemon-radius-3xl);

    /* 产品页面特有间距 */
    --space-14: 3.5rem;
    --space-16: var(--lemon-space-16);
    --space-20: var(--lemon-space-20);
    --space-24: var(--lemon-space-24);
    --space-32: 8rem;

    /* 兼容性变量映射 */
    --color-primary: var(--lemon-primary);
    --color-secondary: var(--lemon-secondary);
    --color-success: var(--lemon-success);
    --color-text: var(--lemon-text-primary);
    --color-text-secondary: var(--lemon-text-secondary);
    --color-background: var(--lemon-bg-primary);
    --color-background-alt: var(--lemon-bg-secondary);
    --color-border: var(--lemon-border-light);
    --font-size-sm: var(--lemon-text-sm);
    --font-size-md: var(--lemon-text-base);
    --font-size-lg: var(--lemon-text-lg);
    --font-size-xl: var(--lemon-text-xl);
    --font-size-2xl: var(--lemon-text-2xl);
    --font-size-3xl: var(--lemon-text-3xl);
    --font-size-4xl: var(--lemon-text-4xl);
    --border-radius-sm: var(--lemon-radius-sm);
    --border-radius-md: var(--lemon-radius-md);
    --border-radius-lg: var(--lemon-radius-lg);
    --border-radius-full: var(--lemon-radius-full);
    --spacing-xs: var(--lemon-space-1);
    --spacing-sm: var(--lemon-space-2);
    --spacing-md: var(--lemon-space-4);
    --spacing-lg: var(--lemon-space-6);
    --spacing-xl: var(--lemon-space-8);

    /* 产品页面特有动画 */
    --animation-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --animation-smooth: var(--lemon-transition-smooth);
    --duration-fast: var(--lemon-transition-fast);
    --duration-normal: var(--lemon-transition-base);
    --duration-slow: var(--lemon-transition-slow);
}

/* ===== 现代化产品页面样式 ===== */
.lemon-product-page {
    background: linear-gradient(180deg, #fafbfc 0%, #ffffff 50%, #f8fafc 100%);
    min-height: 100vh;
    font-family: var(--lemon-font-family);
    line-height: 1.6;
    color: var(--lemon-text-primary);
    overflow-x: hidden;
    font-feature-settings: 'kern' 1, 'liga' 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 现代化产品Hero区域 */
.product-hero.lemon-hero {
    background: var(--gradient-primary);
    padding: var(--lemon-section-padding) 0;
    color: white;
    position: relative;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.product-hero.lemon-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255,255,255,0.08) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(255,255,255,0.05) 0%, transparent 50%);
    animation: lemon-float 20s ease-in-out infinite;
    pointer-events: none;
}

.product-hero .lemon-hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--lemon-space-20);
    align-items: center;
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--lemon-space-6);
    animation: fadeInUp 1s var(--lemon-transition-smooth);
}

.product-hero .lemon-hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--lemon-spacing-lg);
    line-height: 1.1;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255,255,255,0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 8px rgba(0,0,0,0.1);
    position: relative;
}

.product-hero .lemon-hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    margin-bottom: var(--lemon-spacing-xl);
    opacity: 0.95;
    font-weight: 400;
    color: rgba(255,255,255,0.9);
    line-height: 1.6;
}

.product-hero .lemon-hero-description {
    font-size: clamp(1rem, 2vw, 1.2rem);
    line-height: 1.7;
    margin-bottom: var(--lemon-spacing-3xl);
    opacity: 0.95;
    color: rgba(255,255,255,0.9);
}

.product-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--lemon-space-8);
    margin-top: var(--lemon-space-16);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 var(--lemon-space-4);
}

.stat-item {
    text-align: center;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(30px);
    padding: var(--lemon-space-8) var(--lemon-space-6);
    border-radius: var(--lemon-radius-2xl);
    border: 1px solid rgba(255, 255, 255, 0.25);
    transition: all var(--lemon-transition-smooth) var(--animation-smooth);
    position: relative;
    overflow: hidden;
}

.stat-item::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;
}

.stat-item:hover {
    transform: translateY(-6px) scale(1.05);
    background: rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-xl-modern);
    border-color: rgba(255, 255, 255, 0.4);
}

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

.stat-number {
    display: block;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--lemon-space-2);
    color: #ffffff;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255,255,255,0.9) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.stat-label {
    font-size: var(--lemon-text-sm);
    color: rgba(255,255,255,0.9);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    line-height: 1.4;
}

/* 产品特性区域 */
.product-features {
    padding: var(--spacing-xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.feature-item {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    border: 1px solid var(--color-border);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.feature-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

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

/* 产品截图区域 */
.product-screenshots {
    padding: var(--spacing-xl) 0;
    background: var(--color-background-alt);
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.screenshot-item {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

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

.screenshot-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--color-background);
}

.screenshot-info {
    padding: var(--spacing-md);
}

.screenshot-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.screenshot-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ===== 现代化价格页面样式 ===== */
.lemon-pricing-page {
    background: linear-gradient(180deg, #fafbfc 0%, #ffffff 50%, #f8fafc 100%);
    min-height: 100vh;
}

/* 现代化价格Hero区域 */
.pricing-hero {
    background: var(--gradient-primary);
    padding: var(--space-20) 0 var(--space-16) 0;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.pricing-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 30%, rgba(255,255,255,0.1) 0%, transparent 60%),
        radial-gradient(circle at 70% 70%, rgba(255,255,255,0.08) 0%, transparent 60%);
    pointer-events: none;
}

.lemon-hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--lemon-space-6);
    animation: fadeInUp 0.8s var(--animation-smooth);
}

.lemon-hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255,255,255,0.9) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.lemon-hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    margin-bottom: var(--space-14);
    color: rgba(255,255,255,0.9);
    font-weight: 400;
    line-height: 1.6;
}

.hero-commitments {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--space-14);
    flex-wrap: wrap;
}

.commitment-tag {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--duration-normal) var(--animation-smooth);
    color: rgba(255,255,255,0.95);
}

.commitment-tag:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md-modern);
}

.commitment-tag i {
    font-size: 1rem;
    opacity: 0.9;
}

/* 现代化价格方案区域 */
.pricing-plans-section {
    padding: var(--space-20) 0;
    position: relative;
}

.pricing-plans-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.03) 0%, transparent 100%);
    pointer-events: none;
}

.lemon-section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-16) auto;
    animation: fadeInUp 0.6s var(--animation-smooth) 0.2s both;
}

.lemon-section-header h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    letter-spacing: -0.01em;
}

.lemon-section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: 1.6;
    font-weight: 400;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--space-14);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.lemon-pricing-card {
    background: var(--gradient-card);
    border-radius: var(--radius-3xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm-modern);
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: all var(--duration-slow) var(--animation-smooth);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.6s var(--animation-smooth) both;
}

.lemon-pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--animation-smooth);
}

.lemon-pricing-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl-modern);
    border-color: rgba(102, 126, 234, 0.2);
}

.lemon-pricing-card:hover::before {
    opacity: 1;
}

.lemon-pricing-card.featured {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 50%, #ffffff 100%);
    border: 2px solid var(--color-primary);
    transform: translateY(-4px) scale(1.05);
    box-shadow: var(--shadow-featured);
    position: relative;
    z-index: 2;
}

.lemon-pricing-card.featured::before {
    opacity: 1;
    height: 5px;
    background: var(--gradient-featured);
}

.lemon-pricing-card.featured:hover {
    transform: translateY(-12px) scale(1.08);
    box-shadow: var(--shadow-xl-modern), var(--shadow-glow);
}

.lemon-featured-badge {
    position: absolute;
    top: -1px;
    right: -1px;
    background: var(--gradient-featured);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 0 var(--radius-3xl) 0 var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    box-shadow: var(--shadow-md-modern);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.plan-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(0,0,0,0.06);
}

.plan-name {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
    letter-spacing: -0.01em;
}

.plan-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-md);
    line-height: 1.5;
}

.plan-price {
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.original-price {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    text-decoration: line-through;
    font-weight: 500;
    opacity: 0.7;
}

.current-price {
    font-size: clamp(2.5rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.02em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.period {
    font-size: var(--font-size-md);
    color: var(--color-text-secondary);
    font-weight: 500;
}

.plan-features {
    margin-bottom: var(--spacing-xl);
}

.plan-features .feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(0,0,0,0.04);
    background: none;
    box-shadow: none;
    border-radius: 0;
    transition: all var(--duration-fast) var(--animation-smooth);
}

.plan-features .feature-item:last-child {
    border-bottom: none;
}

.plan-features .feature-item:hover {
    padding-left: var(--spacing-sm);
    background: linear-gradient(90deg, rgba(102, 126, 234, 0.05) 0%, transparent 100%);
}

.plan-features .feature-item.disabled {
    opacity: 0.4;
}

.plan-features .feature-item i {
    color: var(--color-success);
    font-size: var(--font-size-md);
    width: 20px;
    text-align: center;
    background: rgba(34, 197, 94, 0.1);
    padding: 4px;
    border-radius: var(--border-radius-full);
}

.plan-features .feature-item.disabled i {
    color: var(--color-text-secondary);
    background: rgba(0,0,0,0.05);
}

.plan-features .feature-item span {
    font-size: var(--font-size-md);
    font-weight: 500;
    color: var(--color-text);
}

.plan-action {
    text-align: center;
}

.plan-btn {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-weight: 600;
    font-size: var(--font-size-md);
    border-radius: var(--spacing-lg);
    transition: all var(--duration-normal) var(--animation-bounce);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    overflow: hidden;
}

.plan-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 0.6s;
}

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

.lemon-btn-primary.plan-btn {
    background: var(--gradient-primary);
    border: none;
    color: white;
    box-shadow: var(--shadow-md-modern);
}

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

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

.lemon-btn-outline.plan-btn:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md-modern);
}

/* 现代化FAQ区域 */
.pricing-faq {
    padding: var(--space-20) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    position: relative;
}

.pricing-faq::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(102, 126, 234, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(245, 87, 108, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--space-14);
    position: relative;
    z-index: 1;
}

.faq-item {
    background: linear-gradient(145deg, #ffffff 0%, #fcfcfc 100%);
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm-modern);
    border: 1px solid rgba(0,0,0,0.04);
    transition: all var(--duration-normal) var(--animation-smooth);
    position: relative;
    overflow: hidden;
}

.faq-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    transform: scaleY(0);
    transition: transform var(--duration-normal) var(--animation-smooth);
}

.faq-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg-modern);
    border-color: rgba(102, 126, 234, 0.1);
}

.faq-item:hover::before {
    transform: scaleY(1);
}

.faq-item h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    font-weight: 600;
    line-height: 1.3;
}

.faq-item h3 i {
    color: var(--color-primary);
    background: rgba(102, 126, 234, 0.1);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-full);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.faq-item p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: var(--font-size-md);
    margin: 0;
}

/* CTA区域现代化 - 与home页面保持一致 */
.cta-section {
    background: linear-gradient(135deg, #1e293b 0%, #334155 50%, #475569 100%);
    color: white;
    text-align: center;
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(79, 70, 229, 0.4) 0%, transparent 60%),
        radial-gradient(circle at 80% 70%, rgba(124, 58, 237, 0.3) 0%, transparent 60%),
        radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
    animation: cta-float 15s ease-in-out infinite;
}

.cta-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.05) 50%, transparent 60%),
        linear-gradient(-45deg, transparent 40%, rgba(255,255,255,0.03) 50%, transparent 60%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--lemon-space-6);
}

.cta-content h2 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: var(--lemon-spacing-xl);
    line-height: 1.2;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255,255,255,0.9) 50%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.cta-content p {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    margin-bottom: var(--lemon-spacing-3xl);
    opacity: 0.95;
    line-height: 1.6;
    color: rgba(255,255,255,0.95);
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: var(--lemon-spacing-lg);
    flex-wrap: wrap;
    margin-bottom: var(--lemon-spacing-3xl);
}

.cta-actions .btn {
    min-width: 200px;
    padding: 18px 36px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-transform: none;
    display: inline-flex;
    align-items: center;
    gap: var(--lemon-spacing-sm);
    justify-content: center;
    text-decoration: none;
}

.cta-actions .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 0.6s;
}

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

.cta-actions .btn-primary {
    background: linear-gradient(135deg, #ffffff 0%, rgba(255,255,255,0.95) 100%);
    color: #1e293b;
    border: 2px solid rgba(255,255,255,0.3);
    box-shadow: 0 8px 32px rgba(255,255,255,0.2);
}

.cta-actions .btn-primary:hover {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    transform: translateY(-3px);
    box-shadow: 0 12px 48px rgba(255,255,255,0.3);
}

.cta-actions .btn-outline {
    background: transparent;
    color: rgba(255,255,255,0.95);
    border: 2px solid rgba(255,255,255,0.4);
    backdrop-filter: blur(10px);
}

.cta-actions .btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.7);
    color: white;
    transform: translateY(-3px);
}

.cta-note {
    font-size: var(--lemon-text-sm);
    opacity: 0.85;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--lemon-spacing-md);
    flex-wrap: wrap;
    color: rgba(255,255,255,0.9);
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(20px);
    padding: var(--lemon-spacing-lg) var(--lemon-spacing-xl);
    border-radius: 50px;
    border: 1px solid rgba(255,255,255,0.2);
    max-width: 600px;
    margin: 0 auto;
}

.cta-note i {
    color: rgba(255,255,255,0.9);
    font-size: 16px;
}

/* ===== 现代化动画系统 ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

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

@keyframes glow {
    0%, 100% {
        box-shadow: var(--shadow-md-modern);
    }
    50% {
        box-shadow: var(--shadow-glow);
    }
}

/* 动画延迟类 */
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

/* ===== 响应式设计优化 ===== */
@media (max-width: 1400px) {
    .product-hero .lemon-hero-content {
        max-width: 1200px;
        gap: var(--lemon-space-16);
    }
}

@media (max-width: 1024px) {
    .product-hero .lemon-hero-content {
        grid-template-columns: 1fr;
        gap: var(--lemon-space-12);
        text-align: center;
        max-width: 800px;
    }

    .lemon-hero-content {
        max-width: 900px;
    }

    .product-stats {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--lemon-space-6);
        max-width: 600px;
    }

    .pricing-grid {
        gap: var(--spacing-lg);
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }

    .lemon-pricing-card.featured {
        transform: none;
    }

    .lemon-pricing-card.featured:hover {
        transform: translateY(-8px) scale(1.02);
    }
}

@media (max-width: 768px) {
    .product-hero .lemon-hero-content {
        gap: var(--lemon-space-8);
        padding: 0 var(--lemon-space-4);
    }

    .lemon-hero-content {
        max-width: 100%;
        padding: 0 var(--lemon-space-4);
    }

    .product-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--lemon-space-4);
        margin-top: var(--lemon-space-12);
    }

    .stat-item {
        padding: var(--lemon-space-6) var(--lemon-space-4);
    }

    .pricing-hero {
        padding: var(--space-16) 0 var(--space-14) 0;
    }

    .pricing-plans-section {
        padding: var(--space-16) 0;
    }

    .pricing-faq {
        padding: var(--space-16) 0;
    }

    .lemon-cta-section {
        padding: var(--space-16) 0;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .hero-commitments {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }

    .faq-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .lemon-cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .lemon-btn-large {
        width: 100%;
        max-width: 280px;
    }

    .cta-note {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-xs);
    }
}

@media (max-width: 480px) {
    .product-hero .lemon-hero-content {
        padding: 0 var(--lemon-space-3);
    }

    .lemon-hero-content {
        padding: 0 var(--lemon-space-3);
    }

    .product-stats {
        grid-template-columns: 1fr;
        gap: var(--lemon-space-3);
        max-width: 300px;
    }

    .stat-item {
        padding: var(--lemon-space-5) var(--lemon-space-3);
    }

    .stat-number {
        font-size: clamp(1.5rem, 3vw, 2rem);
    }

    .lemon-pricing-card {
        padding: var(--spacing-lg);
        margin: 0 var(--spacing-sm);
    }

    .plan-price {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-xs);
    }

    .faq-item {
        padding: var(--spacing-lg);
    }

    .faq-item h3 {
        font-size: var(--font-size-md);
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
}

/* ===== 深色模式支持 (可选) ===== */
@media (prefers-color-scheme: dark) {
    .lemon-pricing-card {
        background: linear-gradient(145deg, #1f2937 0%, #111827 100%);
        border-color: rgba(255, 255, 255, 0.1);
        color: #f9fafb;
    }

    .faq-item {
        background: linear-gradient(145deg, #1f2937 0%, #111827 100%);
        border-color: rgba(255, 255, 255, 0.1);
        color: #f9fafb;
    }

    .plan-features .feature-item span {
        color: #f3f4f6;
    }
}

/* ===== 打印样式优化 ===== */
@media print {
    .lemon-pricing-card {
        break-inside: avoid;
        box-shadow: none;
        border: 2px solid #e5e7eb;
    }

    .lemon-cta-section {
        display: none;
    }

    .pricing-hero {
        background: none;
        color: #000;
    }
}