:root {
    /* Theme colors */
    --color-primary-darkest: #0a3d23;
    --color-primary-darker: #156c3e;
    --color-primary-dark: #1f9c59;
    --color-primary: #32f08c;
    --color-primary-light: #5ff3a3;
    --color-primary-lighter: #8ff6be;
    --color-primary-lightest: #c7fae0;

    --color-neutral-darkest: #0d0e0f;
    --color-neutral-darker: #141517;
    --color-neutral-dark: #1a1b1d;
    --color-neutral: #25262a;
    --color-neutral-light: #36373d;
    --color-neutral-lighter: #4a4c55;
    --color-neutral-lightest: #62646f;

    /* Accent colors */
    --color-info-dark: #0d5c8f;
    --color-info: #1a8cd8;
    --color-info-light: #4aaceb;

    --color-accent-dark: #5c1d8f;
    --color-accent: #8a36d8;
    --color-accent-light: #ac6ae6;

    /* Text colors */
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-tertiary: #7a7a7a;
    --text-disabled: #4d4d4d;

    --text-on-primary: #0a0a0a;
    --text-on-dark: #ffffff;
    --text-on-light: #1a1b1d;

    --text-link: #32f08c;
    --text-link-hover: #5ff3a3;

    /* Background colors */
    --bg-darkest: #0d0e0f;
    --bg-darker: #141517;
    --bg-dark: #1a1b1d;
    --bg-base: #25262a;
    --bg-light: #36373d;
    --bg-lighter: #4a4c55;

    --bg-overlay: rgba(13, 14, 15, 0.8);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.5), 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5), 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5), 0 10px 10px rgba(0, 0, 0, 0.3);

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Border radius */
    --radius-sm: 0.125rem;
    --radius-md: 0.25rem;
    --radius-lg: 0.5rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Border width */
    --border-width-thin: 1px;
    --border-width-medium: 2px;
    --border-width-thick: 4px;

    /* Font family */
    --font-family-base: 'MiSans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-heading: var(--font-family-base);
    --font-family-mono: 'JetBrains Mono', 'SF Mono', 'Roboto Mono', Menlo, Consolas, monospace;

    /* Font size */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;

    /* Font weight */
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Line height */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Transitions */
    --transition-fast: 150ms;
    --transition-normal: 250ms;
    --transition-slow: 350ms;

    /* Easing */
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
}

/* 添加按钮链接样式 */
/* 添加按钮链接样式 */
nav a,
.hero-cta a,
.container a {
    text-decoration: none;
}

/* 移除这些可能导致文字显示异常的样式 */
.cta-button.mobile-text::after {
    content: none;
}

.cta-button.mobile-text {
    color: var(--text-on-primary); /* 强制使用原始颜色，不继承 */
    position: relative;
}


/* Global styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-base);
    background-color: var(--bg-darkest);
    color: var(--text-primary);
    line-height: var(--line-height-normal);
    padding-top: 80px;
    /* 根据导航栏高度调整 */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.nav-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(26, 27, 29, 0.7);
    /* 半透明背景 */
    backdrop-filter: blur(10px);
    /* 毛玻璃效果 */
    -webkit-backdrop-filter: blur(10px);
    /* Safari 兼容 */
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    /* 半透明边框 */
    box-shadow: var(--shadow-md);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

.logo-icon {
    color: var(--color-primary);
    margin-right: var(--spacing-xs);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-md);
    transition: color var(--transition-fast) var(--ease-in-out);
    position: relative;
    padding-bottom: 5px;
}

/* 下拉菜单样式 */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-md);
    transition: color var(--transition-fast) var(--ease-in-out);
    position: relative;
    padding-bottom: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
}

.dropdown-toggle i {
    margin-left: 5px;
}

.dropdown-toggle:hover {
    color: var(--color-primary);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--bg-dark);
    min-width: 160px;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) 0;
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-normal) var(--ease-out);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

.dropdown-menu a:hover {
    background-color: var(--bg-light);
    color: var(--color-primary);
}

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

.nav-links a.active {
    color: var(--color-primary);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    transform: scaleX(1);
    transition: transform 0.3s ease;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-links a:hover::after {
    transform: scaleX(1);
}

.cta-button {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--text-on-primary);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    /* 增加垂直内边距 */
    min-height: 48px;
    /* 设置最小高度 */
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-normal) var(--ease-out);
    box-shadow: 0 4px 15px rgba(50, 240, 140, 0.3);
    position: relative;
    overflow: hidden;
    z-index: 1;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 1rem;
    /* 增加字体大小 */
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.3) 50%, rgba(255, 255, 255, 0.1) 100%);
    transition: all 0.6s var(--ease-out);
    z-index: -1;
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 7px 20px rgba(50, 240, 140, 0.5);
    letter-spacing: 1px;
}

.cta-button:hover::before {
    left: 100%;
    animation: shine 1.5s infinite;
}

@keyframes shine {
    0% {
        left: -100%;
    }

    100% {
        left: 100%;
    }
}

.cta-button:active {
    transform: translateY(-1px) scale(0.98);
    box-shadow: 0 3px 10px rgba(50, 240, 140, 0.3);
}

/* Hero section */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: var(--spacing-3xl) 0;
}

.hero-content-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-2xl);
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-neutral-dark) 0%, var(--color-primary-darkest) 50%, var(--color-neutral-darkest) 100%);
    background-size: 400% 400%;
    animation: breathingGradient 15s ease infinite;
    z-index: -2;
    opacity: 0.8;
}

@keyframes breathingGradient {
    0% {
        background-position: 0% 0%;
        filter: hue-rotate(0deg) brightness(1) saturate(1);
        opacity: 0.7;
    }

    25% {
        background-position: 100% 0%;
        filter: hue-rotate(5deg) brightness(1.1) saturate(1.1);
        opacity: 0.85;
    }

    50% {
        background-position: 100% 100%;
        filter: hue-rotate(10deg) brightness(1.2) saturate(1.2);
        opacity: 1;
    }

    75% {
        background-position: 0% 100%;
        filter: hue-rotate(5deg) brightness(1.1) saturate(1.1);
        opacity: 0.85;
    }

    100% {
        background-position: 0% 0%;
        filter: hue-rotate(0deg) brightness(1) saturate(1);
        opacity: 0.7;
    }
}

.hero-decoration {
    position: absolute;
    border-radius: 50%;
    background: var(--color-primary);
    filter: blur(40px);
    opacity: 0.15;
    z-index: -1;
    animation-name: float, pulse;
    animation-duration: 8s, 5s;
    animation-timing-function: ease-in-out, ease-in-out;
    animation-iteration-count: infinite, infinite;
}

@keyframes pulse {
    0% {
        opacity: 0.1;
        filter: blur(40px) brightness(0.8);
    }

    50% {
        opacity: 0.25;
        filter: blur(35px) brightness(1.2);
    }

    100% {
        opacity: 0.1;
        filter: blur(40px) brightness(0.8);
    }
}

.hero-decoration-1 {
    width: 300px;
    height: 300px;
    top: -100px;
    left: -100px;
    animation-duration: 8s, 7s;
}

.hero-decoration-2 {
    width: 200px;
    height: 200px;
    bottom: -50px;
    right: 10%;
    animation-duration: 6s, 9s;
    animation-delay: 1s, 0s;
}

.hero-decoration-3 {
    width: 150px;
    height: 150px;
    top: 30%;
    right: -50px;
    animation-duration: 7s, 8s;
    animation-delay: 0.5s, 1s;
}

@keyframes float {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0);
    }
}

.hero-content {
    flex: 1;
    max-width: 600px;
    z-index: 1;
}

.hero-image-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
    padding: var(--spacing-md);
    /* 添加内边距，确保图片与容器边缘有一定距离 */
    width: 100%; /* 确保容器宽度为100% */
    height: 100%; /* 确保容器高度为100% */
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-tight);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1.5s var(--ease-out) forwards 0.5s;
}

.hero-title span {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1.5s var(--ease-out) forwards 1s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1.5s var(--ease-out) forwards 1.5s;
}

.hero-cta .cta-button,
.hero-cta .secondary-button {
    padding: var(--spacing-lg) var(--spacing-2xl);
    /* 更大的内边距 */
    min-height: 56px;
    /* 更大的最小高度 */
    font-size: var(--font-size-lg);
    /* 更大的字体 */
}

.secondary-button {
    background-color: transparent;
    color: var(--text-primary);
    border: var(--border-width-thin) solid rgba(255, 255, 255, 0.2);
    padding: var(--spacing-md) var(--spacing-xl);
    /* 增加垂直内边距 */
    min-height: 48px;
    /* 设置最小高度 */
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
    z-index: 1;
    font-size: 1rem;
    /* 增加字体大小 */
    letter-spacing: 0.5px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.hero-cta .secondary-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: rgba(50, 240, 140, 0.1);
    transition: all 0.4s var(--ease-out);
    z-index: -1;
}

.hero-cta .secondary-button:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.hero-cta .secondary-button:hover::before {
    width: 100%;
}

.hero-cta .secondary-button:active {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.hero-image {
    max-width: 100%;
    height: auto;
    object-fit: cover; /* 确保图片覆盖整个容器 */
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    animation: fadeIn 2s var(--ease-out) forwards 1s;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Features section */
.features {
    padding: var(--spacing-3xl) 0;
    background-color: var(--bg-darker);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title h2 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.section-title p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

.feature-card {
    background-color: rgba(26, 27, 29, 0.7);
    /* 半透明背景 */
    backdrop-filter: blur(10px);
    /* 毛玻璃效果 */
    -webkit-backdrop-filter: blur(10px);
    /* Safari 兼容 */
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md), 0 0 15px rgba(50, 240, 140, 0.3);
    /* 添加发光效果 */
    transition: transform var(--transition-normal) var(--ease-out),
        box-shadow var(--transition-normal) var(--ease-out);
    border: 1px solid rgba(255, 255, 255, 0.1);
    /* 半透明边框 */
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(50, 240, 140, 0.1), transparent);
    z-index: -1;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(50, 240, 140, 0.5);
    /* 增强发光效果 */
    border-color: rgba(50, 240, 140, 0.3);
    /* 发光边框 */
}

.feature-card:nth-child(2)::before {
    background: linear-gradient(45deg, transparent, rgba(26, 140, 216, 0.1), transparent);
}

.feature-card:nth-child(3)::before {
    background: linear-gradient(45deg, transparent, rgba(138, 54, 216, 0.1), transparent);
}

.feature-card:nth-child(2):hover {
    box-shadow: var(--shadow-lg), 0 0 20px rgba(26, 140, 216, 0.5);
    /* 蓝色发光 */
    border-color: rgba(26, 140, 216, 0.3);
}

.feature-card:nth-child(3):hover {
    box-shadow: var(--shadow-lg), 0 0 20px rgba(138, 54, 216, 0.5);
    /* 紫色发光 */
    border-color: rgba(138, 54, 216, 0.3);
}

.feature-icon {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 60px;
    height: 60px;
    /* 移除黑色背景 */
    /* background-color: var(--bg-darkest); */
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
}

.feature-card:nth-child(2) .feature-icon {
    color: var(--color-info);
}

.feature-card:nth-child(3) .feature-icon {
    color: var(--color-accent);
}

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

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

/* How it works section */
.how-it-works {
    padding: var(--spacing-3xl) 0;
}

.steps {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-2xl);
    position: relative;
}

.steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--bg-light);
    z-index: 0;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 25%;
    position: relative;
    z-index: 1;
}

.step-number {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80px;
    height: 80px;
    background-color: var(--bg-dark);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

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

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

/* Pricing section */
.pricing {
    padding: var(--spacing-3xl) 0;
    background-color: var(--bg-darker);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.pricing-card {
    background-color: rgba(26, 27, 29, 0.7);
    /* 半透明背景 */
    backdrop-filter: blur(10px);
    /* 毛玻璃效果 */
    -webkit-backdrop-filter: blur(10px);
    /* Safari 兼容 */
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md), 0 0 15px rgba(50, 240, 140, 0.2);
    /* 添加发光效果 */
    transition: transform var(--transition-normal) var(--ease-out),
        box-shadow var(--transition-normal) var(--ease-out);
    display: flex;
    flex-direction: column;
    height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.1);
    /* 半透明边框 */
    position: relative;
    overflow: visible;
    /* 修改这里，从hidden改为visible */
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent, rgba(50, 240, 140, 0.05), transparent);
    z-index: -1;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(50, 240, 140, 0.4);
    /* 增强发光效果 */
    border-color: rgba(50, 240, 140, 0.2);
    /* 发光边框 */
}

.pricing-card.featured {
    border: 2px solid rgba(50, 240, 140, 0.5);
    position: relative;
    box-shadow: var(--shadow-lg), 0 0 25px rgba(50, 240, 140, 0.5);
    /* 更强的发光效果 */
    animation: breathe 3s infinite ease-in-out;
    /* 添加呼吸动画 */
}

/* 添加呼吸动画效果 */
@keyframes breathe {
    0% {
        border-color: rgba(50, 240, 140, 0.3);
        box-shadow: var(--shadow-lg), 0 0 15px rgba(50, 240, 140, 0.3);
    }

    50% {
        border-color: rgba(50, 240, 140, 0.8);
        box-shadow: var(--shadow-lg), 0 0 30px rgba(50, 240, 140, 0.7);
    }

    100% {
        border-color: rgba(50, 240, 140, 0.3);
        box-shadow: var(--shadow-lg), 0 0 15px rgba(50, 240, 140, 0.3);
    }
}

.pricing-card.featured::before {
    background: linear-gradient(135deg, transparent, rgba(50, 240, 140, 0.1), transparent);
}

.featured-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background-color: var(--color-primary);
    color: var(--text-on-primary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    z-index: 2;
    /* 添加z-index确保徽章在最上层 */
}

.pricing-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: var(--border-width-thin) solid var(--border-base);
}

.pricing-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
}

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

.pricing-price {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin: var(--spacing-md) 0;
    color: var(--text-primary);
}

.pricing-price span {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
    flex-grow: 1;
}

.pricing-features li {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.pricing-features i {
    color: var(--color-primary);
    margin-right: var(--spacing-sm);
}

.pricing-cta {
    margin-top: auto;
    display: flex;
    justify-content: center;
}

.pricing-cta .cta-button {
    width: 100%;
}

/* CTA section */
.cta-section {
    padding: var(--spacing-3xl) 0;
    text-align: center;
    background-color: var(--bg-darker);
    border-radius: var(--radius-lg);
    margin: var(--spacing-3xl) 0;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.cta-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

/* 确保所有按钮容器居中显示 */
.hero-cta {
    display: flex;
    justify-content: left;
    gap: var(--spacing-md);
}

.pricing-cta,
.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

/* 如果需要单个按钮居中，可以添加以下样式 */
.button-container {
    display: flex;
    justify-content: center;
    margin: var(--spacing-md) 0;
}

/* 确保所有section中的按钮容器居中显示 */
section .button-container,
section button:only-child {
    display: flex;
    justify-content: center;
    margin: var(--spacing-md) auto;
}

/* 确保导航栏中的按钮不受影响 */
nav button {
    margin: 0;
}

/* Footer */
footer {
    background-color: var(--bg-dark);
    padding: var(--spacing-2xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
}

.footer-logo {
    flex: 1;
    min-width: 200px;
}

.footer-logo p {
    color: var(--text-tertiary);
    margin-top: var(--spacing-md);
}

.footer-links {
    display: flex;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
}

.footer-column {
    min-width: 160px;
}

.footer-column h3 {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

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

.footer-column li {
    margin-bottom: var(--spacing-sm);
}

.footer-column a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast) var(--ease-in-out);
}

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

.footer-bottom {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-lg);
    border-top: var(--border-width-thin) solid var(--border-base);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.copyright {
    color: var(--text-tertiary);
    font-size: var(--font-size-sm);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 36px;
    height: 36px;
    background-color: var(--bg-base);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: background-color var(--transition-fast) var(--ease-in-out),
        color var(--transition-fast) var(--ease-in-out);
}

.social-link:hover {
    background-color: var(--color-primary);
    color: var(--text-on-primary);
}

/* 打字机效果 */
.typewriter {
    color: var(--color-primary);
    position: relative;
    display: inline-block;
}

.typewriter::after {
    content: '|';
    position: absolute;
    right: -5px;
    color: var(--color-primary);
    animation: blink-caret 0.75s step-end infinite;
}

@keyframes blink-caret {

    from,
    to {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

/* 返回顶部按钮样式 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-primary-dark);
    color: var(--text-on-primary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--ease-out);
    box-shadow: var(--shadow-md);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.back-to-top i {
    font-size: 1.5rem;
}

/* Responsive styles */
@media (max-width: 992px) {
    nav {
        padding: var(--spacing-md) 0;
    }
    
    .logo span {
        font-size: var(--font-size-lg);
    }
    
    .logo svg {
        width: 36px;
        height: 36px;
    }

    .hero-content-wrapper {
        flex-direction: column;
    }

    .hero-image-container {
        margin-top: var(--spacing-2xl);
    }

    .steps {
        flex-direction: column;
        gap: var(--spacing-xl);
    }

    .steps::before {
        display: none;
    }

    .step {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: none; /* 隐藏汉堡菜单按钮 */
    }
    
    .nav-links {
        display: none;
    }
    
    .cta-button-container {
        margin-right: 0; /* 移除为汉堡菜单按钮留出的空间 */
        position: absolute;
        right: var(--spacing-md); /* 按钮靠右对齐 */
    }
    
    /* 移动端按钮样式调整 */
    .cta-button {
        padding: var(--spacing-sm) var(--spacing-lg);
        min-height: 36px;
        font-size: 0.85rem;
        letter-spacing: 0.3px;
        color: var(--text-on-primary); /* 强制使用原始颜色 */
    }
    
    /* 调整导航容器样式 */
    nav {
        padding: var(--spacing-md) var(--spacing-md);
        justify-content: space-between;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: var(--font-size-lg);
    }

    .hero-cta {
        flex-direction: column;
    }

    .footer-content {
        flex-direction: column;
    }

    .footer-links {
        width: 100%;
    }

    .cta-buttons {
        flex-direction: column;
    }
    
    .hero-image-container {
        padding: var(--spacing-sm);
        width: 100%;
        max-height: 300px; /* 限制移动端图片容器高度 */
        overflow: hidden;
    }
    
    .hero-image {
        width: 100%;
        height: 100%;
        object-fit: cover; /* 确保图片填充整个容器 */
    }
}