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

:root {
    /* 现代深色主题配色 */
    --primary-color: #ff9000;
    --primary-hover: #ff7700;
    --secondary-color: #ffb347;
    --accent-color: #ff6b35;
    --warning-color: #ffc107;

    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3a3a3a;
    --bg-dark: #000000;

    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-tertiary: #999999;
    --text-inverse: #000000;

    --border-color: #404040;
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-heavy: 0 8px 32px rgba(0, 0, 0, 0.5);

    /* 布局变量 */
    --navbar-height: 64px;
    --sidebar-width: 280px;
    --content-max-width: 1200px;

    /* 字体 */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Consolas', 'Monaco', monospace;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    position: relative;
}

/* 粒子背景效果 */
.particles-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.particles-bg::before {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow:
        200px 300px 0 0 rgba(255, 144, 0, 0.3),
        400px 100px 0 0 rgba(255, 107, 53, 0.2),
        600px 400px 0 0 rgba(255, 179, 71, 0.25),
        800px 200px 0 0 rgba(255, 144, 0, 0.15),
        1000px 500px 0 0 rgba(255, 107, 53, 0.2),
        300px 600px 0 0 rgba(255, 179, 71, 0.3),
        1200px 350px 0 0 rgba(255, 144, 0, 0.25),
        100px 550px 0 0 rgba(255, 107, 53, 0.2),
        900px 150px 0 0 rgba(255, 179, 71, 0.15),
        1100px 650px 0 0 rgba(255, 144, 0, 0.3);
    animation: float 20s infinite linear;
}

@keyframes float {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
    }

    100% {
        transform: translateY(-1000px) rotate(360deg);
        opacity: 0;
    }
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--navbar-height);
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.25rem;
    text-decoration: none;
    color: var(--text-primary);
}

.brand-icon {
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s ease;
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
    border-radius: 1px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* 侧边栏 */
.sidebar {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100vh - var(--navbar-height));
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    transition: transform 0.3s ease;
    z-index: 900;
}

.sidebar-content {
    padding: 1.5rem;
}



/* 目录 */
.toc {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.toc-item {
    display: flex;
    flex-direction: column;
}

.toc-link {
    padding: 0.5rem 0.75rem;
    text-decoration: none;
    color: var(--text-secondary);
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.toc-link:hover {
    background: var(--bg-tertiary);
    color: var(--primary-color);
}

.toc-link.active {
    background: var(--primary-color);
    color: var(--text-inverse);
}

.toc-sub {
    margin-left: 1rem;
    margin-top: 0.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.toc-sublink {
    padding: 0.375rem 0.75rem;
    text-decoration: none;
    color: var(--text-tertiary);
    border-radius: 4px;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.toc-sublink:hover {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

/* 主内容区域 */
.main-content {
    margin-left: var(--sidebar-width);
    margin-top: var(--navbar-height);
    min-height: calc(100vh - var(--navbar-height));
}

/* 英雄区域 */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    padding: 4rem 2rem;
    max-width: var(--content-max-width);
    margin: 0 auto;
    align-items: center;
    min-height: 80vh;
    position: relative;
    background: linear-gradient(135deg, var(--bg-primary) 0%, #252525 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(255, 144, 0, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 107, 53, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(255, 179, 71, 0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

.hero-content,
.hero-visual {
    position: relative;
    z-index: 2;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 50%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s ease-in-out infinite;
    background-size: 200% 100%;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    50% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

.subtitle {
    font-size: 2rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 500px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: var(--text-inverse);
    border: none;
    box-shadow: 0 4px 16px rgba(255, 144, 0, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, #ff5722 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 144, 0, 0.4);
}

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

.btn-secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

/* 终端演示 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.terminal-demo {
    width: 100%;
    max-width: 500px;
    background: var(--bg-dark);
    border-radius: 16px;
    overflow: hidden;
    box-shadow:
        0 25px 50px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 144, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: perspective(1000px) rotateY(-8deg) rotateX(4deg);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.terminal-demo::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
            rgba(255, 144, 0, 0.1) 0%,
            transparent 20%,
            transparent 80%,
            rgba(255, 107, 53, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    border-radius: 16px;
}

.terminal-demo:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
    box-shadow:
        0 35px 70px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(255, 144, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.terminal-demo:hover::after {
    opacity: 1;
}

.terminal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, #2d2d2d 0%, #3a3a3a 100%);
    border-bottom: 1px solid #404040;
    position: relative;
}

.terminal-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 144, 0, 0.3), transparent);
}

.terminal-buttons {
    display: flex;
    gap: 0.5rem;
}

.terminal-buttons span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    position: relative;
    transition: all 0.2s ease;
}

.terminal-buttons span:hover {
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.btn-close {
    background: linear-gradient(135deg, #ff5f57 0%, #ff3b30 100%);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 1px 2px rgba(0, 0, 0, 0.2);
}

.btn-minimize {
    background: linear-gradient(135deg, #ffbd2e 0%, #ff9500 100%);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 1px 2px rgba(0, 0, 0, 0.2);
}

.btn-maximize {
    background: linear-gradient(135deg, #28ca42 0%, #30d158 100%);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* 添加微妙的内阴影效果 */
.terminal-buttons span::before {
    content: '';
    position: absolute;
    top: 1px;
    left: 1px;
    right: 1px;
    bottom: 1px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0) 100%);
}

.terminal-title {
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 500;
}

.terminal-body {
    padding: 1rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: #ffffff;
    background: var(--bg-dark);
}

.terminal-line {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
}

.prompt {
    color: #00ff00;
    margin-right: 0.5rem;
}

.command {
    color: #ffffff;
}

.output {
    color: #00bfff;
}

.cursor {
    color: var(--primary-color);
    animation: blink 1.2s infinite;
    font-weight: bold;
}

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

.typing-text {
    display: inline-block;
    overflow: hidden;
    white-space: nowrap;
    border-right: 2px solid var(--primary-color);
    animation:
        typing 4s steps(50) infinite,
        blink-caret 1s step-end infinite;
    max-width: 100%;
}

@keyframes typing {
    0% {
        width: 0;
    }

    25% {
        width: 100%;
    }

    75% {
        width: 100%;
    }

    100% {
        width: 0;
    }
}

@keyframes blink-caret {

    0%,
    50% {
        border-color: var(--primary-color);
    }

    51%,
    100% {
        border-color: transparent;
    }
}

/* 特性卡片 */
.features {
    padding: 4rem 2rem;
    background: var(--bg-secondary);
}

.container {
    max-width: var(--content-max-width);
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-medium);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 144, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 144, 0, 0.1), transparent);
    transition: left 0.6s ease;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow: 0 20px 40px rgba(255, 144, 0, 0.2);
    border-color: rgba(255, 144, 0, 0.3);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    position: relative;
    transition: all 0.3s ease;
}

/* 为每个特性图标设置不同的渐变背景 */
.feature-card:nth-child(1) .feature-icon {
    background: linear-gradient(135deg, #ff9000 0%, #ff6b35 100%);
    color: white;
    box-shadow: 0 8px 32px rgba(255, 144, 0, 0.4);
}

.feature-card:nth-child(2) .feature-icon {
    background: linear-gradient(135deg, #ff6b35 0%, #ff4757 100%);
    color: white;
    box-shadow: 0 8px 32px rgba(255, 107, 53, 0.4);
}

.feature-card:nth-child(3) .feature-icon {
    background: linear-gradient(135deg, #ffb347 0%, #ff9000 100%);
    color: white;
    box-shadow: 0 8px 32px rgba(255, 179, 71, 0.4);
}

.feature-card:nth-child(4) .feature-icon {
    background: linear-gradient(135deg, #ff7700 0%, #ff5722 100%);
    color: white;
    box-shadow: 0 8px 32px rgba(255, 119, 0, 0.4);
}

/* 悬停效果 */
.feature-card:hover .feature-icon {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

/* 添加微妙的内阴影效果 */
.feature-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0) 50%, rgba(0, 0, 0, 0.1) 100%);
    pointer-events: none;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

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

/* 内容包装器 */
.content-wrapper {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 2rem;
}

/* 内容区域 */
.content {
    max-width: 800px;
}

.section {
    margin-bottom: 4rem;
}

.section h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    position: relative;
}

.section h2::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.subsection {
    margin-bottom: 2.5rem;
}

.subsection h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* 高亮框 */
.highlight-box {
    background: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    margin: 1.5rem 0;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

/* 代码块 */
.code-block {
    margin: 1.5rem 0;
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-dark);
    box-shadow: var(--shadow-medium);
    border: 1px solid #333;
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, #2d2d2d 0%, #3a3a3a 100%);
    border-bottom: 1px solid #404040;
}

.code-title {
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: var(--font-mono);
}

.copy-btn {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(255, 144, 0, 0.3);
}

/* 动态粒子 */
.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
    bottom: -10px;
    animation: particleFloat 20s linear infinite;
    opacity: 0.6;
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }

    10% {
        opacity: 0.6;
    }

    90% {
        opacity: 0.6;
    }

    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* 滚动动画 */
.animate-target {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-target.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* 视差效果优化 */
.hero {
    will-change: transform;
}

.terminal-demo {
    will-change: transform;
}

/* 增强的悬停效果 */
.feature-card,
.mode-card,
.command-card {
    will-change: transform;
}

/* 流畅的页面过渡 */
body * {
    transition-property: transform, opacity, background-color, border-color, box-shadow;
    transition-duration: 0.3s;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* 性能优化 */
.feature-card:hover,
.mode-card:hover,
.command-card:hover {
    will-change: transform;
}

/* 加载动画 */
@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 2s infinite;
}

.copy-btn:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, #ff5722 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 144, 0, 0.4);
}

.code-block pre {
    margin: 0;
    padding: 1rem;
    overflow-x: auto;
}

.code-block code {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: #ffffff;
    background: transparent;
}

/* 步骤列表 */
.step-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.step-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
    padding-top: 0.25rem;
}

/* 行内代码 */
code {
    background: var(--bg-secondary);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--accent-color);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
        padding: 2rem 1rem;
    }

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

    .subtitle {
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    :root {
        --sidebar-width: 0px;
    }

    .nav-menu {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1.25rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .content-wrapper {
        padding: 1rem;
    }
}

/* 交互模式卡片 */
.interaction-modes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.mode-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

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

.mode-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
    position: relative;
}

/* 交互模式图标的渐变背景 */
.mode-card:nth-child(1) .mode-icon {
    background: linear-gradient(135deg, #ff9000 0%, #ffb347 100%);
    color: white;
    box-shadow: 0 6px 24px rgba(255, 144, 0, 0.4);
}

.mode-card:nth-child(2) .mode-icon {
    background: linear-gradient(135deg, #ff6b35 0%, #ff7700 100%);
    color: white;
    box-shadow: 0 6px 24px rgba(255, 107, 53, 0.4);
}

.mode-card:nth-child(3) .mode-icon {
    background: linear-gradient(135deg, #ffb347 0%, #ffc107 100%);
    color: white;
    box-shadow: 0 6px 24px rgba(255, 179, 71, 0.4);
}

.mode-card:hover .mode-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

/* 添加光泽效果 */
.mode-icon::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.4) 0%, rgba(255, 255, 255, 0) 100%);
    pointer-events: none;
}

.mode-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* 命令网格 */
.command-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.command-card {
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.command-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-light);
}

.command-card h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-family: var(--font-mono);
}

.command-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.command-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.command-list li {
    padding: 0.375rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--bg-secondary);
}

.command-list li:last-child {
    border-bottom: none;
}

.command-list code {
    color: var(--primary-color);
    font-weight: 500;
}

/* 工作流程步骤 */
.workflow-section {
    margin-bottom: 3rem;
}

.workflow-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 1.5rem 0;
}

.workflow-step {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.workflow-step .step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.workflow-step .step-content {
    flex: 1;
    padding-top: 0.125rem;
}

/* FAQ样式 */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.2s ease;
}

.faq-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-light);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem;
    background: var(--bg-secondary);
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.faq-question:hover {
    background: var(--bg-tertiary);
}

.faq-question h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    flex: 1;
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: bold;
    transition: transform 0.2s ease;
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0;
    background: var(--bg-primary);
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
    padding: 1.25rem;
    max-height: 500px;
}

.faq-answer p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.faq-answer ul {
    margin: 0.5rem 0 0 0;
    padding-left: 1.5rem;
    color: var(--text-secondary);
}

.faq-answer li {
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

/* 配置示例 */
.config-example {
    margin: 1.5rem 0;
}

.config-example h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.config-list {
    list-style: none;
    padding: 0;
    margin-top: 1rem;
}

.config-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--bg-secondary);
}

.config-list li:last-child {
    border-bottom: none;
}

/* 结语部分 */
.conclusion {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    padding: 4rem 2rem;
    margin-top: 4rem;
    text-align: center;
}

.conclusion-content {
    max-width: 600px;
    margin: 0 auto;
}

.conclusion h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.conclusion p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

/* 警告样式 */
.warning {
    display: inline-block;
    background: var(--warning-color);
    color: var(--bg-dark);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-top: 0.5rem;
}

/* 额外的视觉效果 */

/* 整体页面渐入动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.section {
    animation: fadeInUp 0.6s ease-out;
}

/* 悬浮效果增强 */
.feature-card,
.mode-card,
.command-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover,
.mode-card:hover,
.command-card:hover {
    transform: translateY(-8px) scale(1.02);
}

/* 渐变边框效果 */
.highlight-box {
    border-left: 4px solid transparent;
    border-image: linear-gradient(135deg, var(--primary-color), var(--secondary-color)) 1;
    background: linear-gradient(135deg, rgba(255, 144, 0, 0.1), rgba(255, 179, 71, 0.05));
}

/* 优化滚动条 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-hover), var(--accent-color));
}

/* 增强的阳光效果 */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center top, rgba(255, 144, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

/* 终端演示增强 */
.terminal-demo {
    position: relative;
}

.terminal-demo::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: radial-gradient(ellipse at center, rgba(255, 144, 0, 0.2) 0%, transparent 70%);
    border-radius: 24px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.terminal-demo:hover::before {
    opacity: 1;
}