/* ========================================
   TFT Magic - 官网样式
   科技感深色主题
   ======================================== */

/* CSS 变量 */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a24;
    --bg-card-hover: #222230;
    
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #606070;
    
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-tertiary: #06b6d4;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
    
    --border-color: rgba(255, 255, 255, 0.08);
    --glow-color: rgba(99, 102, 241, 0.4);
    
    --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-mono: 'Consolas', 'Monaco', monospace;
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* 重置样式 */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

/* 粒子背景 */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-text .highlight {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
}

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

.nav-download {
    padding: 0.5rem 1.25rem;
    background: var(--accent-gradient);
    border-radius: var(--radius-xl);
    color: white !important;
}

.nav-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px var(--glow-color);
}

/* 导航栏联系我们下拉菜单 */
.nav-contact {
    position: relative;
}

.nav-contact > a {
    cursor: pointer;
}

.contact-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.75rem;
    padding: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-normal);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    z-index: 1001;
}

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

.contact-dropdown .contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.contact-dropdown .contact-item:hover {
    background: var(--bg-card-hover);
}

.contact-dropdown .contact-item svg.contact-icon {
    width: 20px !important;
    height: 20px !important;
    min-width: 20px;
    max-width: 20px;
    min-height: 20px;
    max-height: 20px;
    stroke: var(--accent-primary);
    flex-shrink: 0;
}

.contact-dropdown .contact-info {
    display: flex;
    flex-direction: column;
}

.contact-dropdown .contact-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.contact-dropdown .contact-value {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* 主横幅区域 */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 2rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
    gap: 4rem;
}

.hero-content {
    flex: 1;
    z-index: 1;
}

.version-badge {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sub-title {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.hero-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 20px var(--glow-color);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px var(--glow-color);
}

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

.btn-secondary:hover {
    background: var(--bg-card);
    border-color: var(--accent-primary);
}

/* 统计数据 */
.hero-stats {
    display: flex;
    gap: 3rem;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Hero 视觉区域 */
.hero-visual {
    flex: 1;
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Hero 大 Logo */
.hero-logo-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-logo {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 20px 40px rgba(99, 102, 241, 0.5));
    animation: logo-float 4s ease-in-out infinite;
}

.hero-logo-glow {
    position: absolute;
    width: 280px;
    height: 280px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.4) 0%, rgba(139, 92, 246, 0.2) 40%, transparent 70%);
    border-radius: 50%;
    filter: blur(30px);
    animation: glow-pulse 3s ease-in-out infinite;
}

.hero-logo-ring {
    position: absolute;
    width: 240px;
    height: 240px;
    border: 2px solid rgba(99, 102, 241, 0.3);
    border-radius: 50%;
    animation: ring-rotate 10s linear infinite;
}

.hero-logo-ring.ring-2 {
    width: 300px;
    height: 300px;
    border-color: rgba(139, 92, 246, 0.2);
    animation: ring-rotate 15s linear infinite reverse;
}

@keyframes logo-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

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

@keyframes ring-rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.floating-card {
    position: absolute;
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: float 6s ease-in-out infinite;
}

.floating-card .card-icon {
    width: 24px;
    height: 24px;
}

.floating-card .card-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--accent-primary);
}

.floating-card .card-text {
    font-weight: 600;
    color: var(--text-primary);
}

.card-1 {
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    left: 5%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 15%;
    right: 20%;
    animation-delay: 4s;
}

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

/* 功能特性区域 */
.features {
    position: relative;
    padding: 6rem 2rem;
    background: var(--bg-secondary);
    z-index: 1;
}

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

.section-tag {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: rgba(99, 102, 241, 0.15);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    margin-bottom: 1.25rem;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* AI 引擎区域 */
.ai-section {
    position: relative;
    padding: 6rem 2rem;
    z-index: 1;
}

.ai-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 4rem;
}

.ai-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

.ai-diagram {
    position: relative;
    width: 400px;
    height: 400px;
}

.ai-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.ai-core {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    box-shadow: 0 0 40px var(--glow-color);
    animation: core-pulse 2s ease-in-out infinite;
}

@keyframes core-pulse {
    0%, 100% { box-shadow: 0 0 40px var(--glow-color); }
    50% { box-shadow: 0 0 60px var(--glow-color), 0 0 80px rgba(139, 92, 246, 0.3); }
}

.ai-node {
    position: absolute;
    padding: 0.75rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
}

.node-1 { top: 0; left: 50%; transform: translateX(-50%); }
.node-2 { top: 20%; right: 0; }
.node-3 { bottom: 20%; right: 0; }
.node-4 { bottom: 20%; left: 0; }
.node-5 { top: 20%; left: 0; }

.ai-connections {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.ai-line {
    stroke: var(--accent-primary);
    stroke-width: 1;
    opacity: 0.3;
    stroke-dasharray: 5, 5;
}

.ai-content {
    flex: 1;
}

.ai-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.ai-features {
    list-style: none;
}

.ai-features li {
    display: flex;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.ai-features li:last-child {
    border-bottom: none;
}

.ai-feature-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.ai-feature-icon svg {
    width: 100%;
    height: 100%;
    stroke: var(--accent-primary);
}

.ai-features strong {
    display: block;
    margin-bottom: 0.25rem;
}

.ai-features p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin: 0;
}

/* 截图预览区域 */
.screenshots {
    position: relative;
    padding: 6rem 2rem;
    background: var(--bg-secondary);
    z-index: 1;
}

.screenshot-showcase {
    max-width: 1000px;
    margin: 0 auto;
}

.screenshot-tabs {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.tab-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.tab-btn.active {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
}

.screenshot-display {
    display: flex;
    justify-content: center;
}

.screenshot-frame {
    width: 100%;
    max-width: 900px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

.frame-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.frame-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.frame-dot.red { background: #ff5f57; }
.frame-dot.yellow { background: #febc2e; }
.frame-dot.green { background: #28c840; }

.frame-title {
    margin-left: auto;
    margin-right: auto;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.frame-content {
    aspect-ratio: 16 / 9;
    padding: 1rem;
}

/* 占位 UI */
.placeholder-ui {
    width: 100%;
    height: 100%;
    display: flex;
    gap: 1rem;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    padding: 0.75rem;
}

.ui-sidebar {
    width: 60px;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.ui-nav-item {
    width: 100%;
    height: 40px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.ui-nav-item.active {
    background: var(--accent-gradient);
}

.ui-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ui-header {
    height: 50px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
}

.ui-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

.ui-card {
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    animation: card-shimmer 2s ease-in-out infinite;
}

.ui-card:nth-child(2) { animation-delay: 0.2s; }
.ui-card:nth-child(3) { animation-delay: 0.4s; }
.ui-card:nth-child(4) { animation-delay: 0.6s; }
.ui-card:nth-child(5) { animation-delay: 0.8s; }
.ui-card:nth-child(6) { animation-delay: 1s; }

@keyframes card-shimmer {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* 下载区域 */
.download {
    position: relative;
    padding: 8rem 2rem;
    text-align: center;
    z-index: 1;
    overflow: hidden;
}

.download-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.download-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.download-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.download-desc {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.download-buttons {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
}

.btn-download {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 2rem;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    color: white;
    text-decoration: none;
    transition: var(--transition-normal);
    box-shadow: 0 4px 30px var(--glow-color);
}

.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px var(--glow-color);
}

.btn-download .btn-icon {
    width: 32px;
    height: 32px;
}

.btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.btn-label {
    font-size: 1.125rem;
    font-weight: 600;
}

.btn-info {
    font-size: 0.875rem;
    opacity: 0.8;
}

.download-info {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.info-item svg {
    width: 18px;
    height: 18px;
    stroke: var(--accent-primary);
}

/* 下载区域联系信息 */
.contact-section {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border-color);
}

.contact-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.contact-cards {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.contact-card:hover {
    transform: translateY(-3px);
    border-color: var(--accent-primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.contact-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact-card-icon svg {
    width: 24px !important;
    height: 24px !important;
    min-width: 24px;
    max-width: 24px;
    min-height: 24px;
    max-height: 24px;
    stroke: white;
    flex-shrink: 0;
}

.contact-card-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.contact-card-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.contact-card-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

/* 页脚 */
.footer {
    position: relative;
    padding: 3rem 2rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    z-index: 1;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
}

.footer-logo {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.footer-copyright {
    width: 100%;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    margin-top: 1rem;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 6rem;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-visual {
        order: 1;
        height: 300px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-desc br {
        display: none;
    }
    
    .ai-container {
        flex-direction: column;
    }
    
    .ai-diagram {
        width: 300px;
        height: 300px;
    }
    
    .hero-logo {
        width: 140px;
        height: 140px;
        border-radius: 50%;
    }
    
    .hero-logo-glow {
        width: 200px;
        height: 200px;
    }
    
    .hero-logo-ring {
        width: 180px;
        height: 180px;
    }
    
    .hero-logo-ring.ring-2 {
        width: 220px;
        height: 220px;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 0.75rem 1rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .sub-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .download-title {
        font-size: 2rem;
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--bg-card);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* 选中文本样式 */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: white;
}