```css
/* ===== www91 漫画平台 - 全局样式 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a18;
    --bg-secondary: #14142a;
    --bg-card: rgba(26, 26, 53, 0.85);
    --bg-sidebar: rgba(20, 20, 46, 0.9);
    --border-color: rgba(45, 45, 85, 0.8);
    --border-hover: #8b5cf6;
    --text-primary: #f0f0ff;
    --text-secondary: #e0e0f0;
    --text-muted: #d0d0e8;
    --text-dim: #8888aa;
    --accent: #a78bfa;
    --accent-hover: #c4b5fd;
    --accent-deep: #7c3aed;
    --accent-gradient: linear-gradient(135deg, #7c3aed, #6d28d9);
    --accent-gradient-hover: linear-gradient(135deg, #8b5cf6, #7c3aed);
    --radius-card: 16px;
    --radius-lg: 24px;
    --radius-full: 40px;
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-hover: 0 12px 40px rgba(139, 92, 246, 0.2);
    --font-main: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    background: linear-gradient(145deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    color: var(--text-secondary);
    font-family: var(--font-main);
    line-height: 1.6;
    font-size: 16px;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* 背景装饰 - 毛玻璃效果 */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 20% 50%, rgba(124, 58, 237, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 20%, rgba(167, 139, 250, 0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(109, 40, 217, 0.05) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
    animation: bgFloat 30s ease-in-out infinite alternate;
}

@keyframes bgFloat {
    0% { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(2%, -2%) rotate(1deg); }
}

/* 链接 */
a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-fast), border-bottom var(--transition-fast);
    border-bottom: 1px solid transparent;
}

a:hover {
    color: var(--accent-hover);
    border-bottom: 1px solid var(--accent-hover);
}

/* 标题 */
h1, h2, h3 {
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(1.8rem, 3vw, 2.2rem);
    background: linear-gradient(135deg, #f0f0ff 0%, #c4b5fd 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    margin-bottom: 1.5rem;
    border-left: 6px solid var(--accent-deep);
    padding-left: 1rem;
    position: relative;
    display: inline-block;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 1rem;
    width: 40%;
    height: 2px;
    background: var(--accent-gradient);
    border-radius: 2px;
    opacity: 0.5;
}

h3 {
    font-size: clamp(1.1rem, 1.8vw, 1.4rem);
}

/* 容器 */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* ===== 导航栏 ===== */
header {
    background: rgba(13, 13, 32, 0.8);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 0;
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    padding: 12px 0;
    gap: 10px;
    max-width: 1280px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
}

.logo {
    flex-shrink: 0;
}

.logo h1 {
    font-size: clamp(1.8rem, 3vw, 2.2rem);
    letter-spacing: 1px;
    margin: 0;
    background: linear-gradient(135deg, #f0f0ff 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo h1 span {
    color: var(--accent);
    -webkit-text-fill-color: var(--accent);
    margin: 0 2px;
}

nav ul {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    gap: 8px;
    padding: 0;
    margin: 0;
}

nav a {
    color: var(--text-muted);
    font-weight: 500;
    border-bottom: 2px solid transparent;
    padding: 6px 12px;
    border-radius: 20px;
    transition: all var(--transition-smooth);
    font-size: 0.95rem;
    position: relative;
    overflow: hidden;
}

nav a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width var(--transition-smooth);
}

nav a:hover {
    color: var(--accent-hover);
    background: rgba(167, 139, 250, 0.08);
}

nav a:hover::before {
    width: 60%;
}

nav a.active {
    color: #8b5cf6;
    background: rgba(139, 92, 246, 0.1);
}

nav a.active::before {
    width: 60%;
}

/* ===== 通用卡片 ===== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.card {
    background: var(--bg-card);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-card);
    overflow: hidden;
    transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
    animation: cardFadeIn 0.6s ease both;
    position: relative;
}

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card:nth-child(1) { animation-delay: 0.05s; }
.card:nth-child(2) { animation-delay: 0.1s; }
.card:nth-child(3) { animation-delay: 0.15s; }
.card:nth-child(4) { animation-delay: 0.2s; }
.card:nth-child(5) { animation-delay: 0.25s; }
.card:nth-child(6) { animation-delay: 0.3s; }
.card:nth-child(7) { animation-delay: 0.35s; }
.card:nth-child(8) { animation-delay: 0.4s; }
.card:nth-child(9) { animation-delay: 0.45s; }
.card:nth-child(10) { animation-delay: 0.5s; }
.card:nth-child(11) { animation-delay: 0.55s; }
.card:nth-child(12) { animation-delay: 0.6s; }

.card:hover {
    transform: translateY(-6px) scale(1.02);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-hover);
}

.card img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
    background: #0d0d20;
    transition: transform 0.5s ease;
}

.card:hover img {
    transform: scale(1.05);
}

.card-body {
    padding: 14px 16px;
    position: relative;
}

.card-title {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 6px;
    font-family: var(--font-main);
    letter-spacing: 0.01em;
}

.card-text {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.badge {
    display: inline-block;
    background: rgba(45, 45, 85, 0.8);
    color: var(--accent-hover);
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 0.75rem;
    margin: 6px 4px 0 0;
    border: 1px solid rgba(167, 139, 250, 0.2);
    transition: all var(--transition-fast);
    cursor: default;
}

.badge:hover {
    background: rgba(139, 92, 246, 0.3);
    border-color: var(--accent);
    transform: scale(1.05);
}

/* ===== 区块 ===== */
section {
    margin: 60px 0;
    scroll-margin-top: 80px;
}

.grid-2col {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 30px;
    align-items: start;
    margin: 40px 0;
}

/* ===== 侧边栏 ===== */
.sidebar {
    background: var(--bg-sidebar);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    position: sticky;
    top: 90px;
    box-shadow: var(--shadow-card);
    animation: sideFadeIn 0.8s ease both;
}

@keyframes sideFadeIn {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.side-widget {
    margin-bottom: 30px;
}

.side-widget:last-child {
    margin-bottom: 0;
}

.side-widget h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    border-bottom: 2px solid var(--accent-deep);
    padding-bottom: 10px;
    margin-bottom: 16px;
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
}

.side-widget h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-deep), transparent);
}

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

.side-list li {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px dashed var(--border-color);
    color: var(--text-muted);
    transition: all var(--transition-fast);
    font-size: 0.95rem;
}

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

.side-list li:hover {
    color: var(--text-primary);
    padding-left: 8px;
    background: rgba(167, 139, 250, 0.05);
    border-radius: 8px;
}

.side-list li span {
    color: var(--accent);
    font-weight: 500;
}

.stat-box {
    background: rgba(24, 24, 53, 0.9);
    border-radius: 12px;
    padding: 14px 18px;
    margin-bottom: 14px;
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    color: var(--text-secondary);
}

.stat-box:hover {
    border-color: var(--accent);
    transform: translateX(4px);
    background: rgba(139, 92, 246, 0.1);
}

.stat-box:last-child {
    margin-bottom: 0;
}

/* ===== 评论区 ===== */
.comment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.comment-item {
    background: var(--bg-card);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: var(--radius-card);
    transition: all var(--transition-smooth);
    animation: cardFadeIn 0.5s ease both;
    position: relative;
    overflow: hidden;
}

.comment-item::before {
    content: '"';
    position: absolute;
    top: -10px;
    right: 10px;
    font-size: 60px;
    color: rgba(167, 139, 250, 0.1);
    font-family: Georgia, serif;
    line-height: 1;
}

.comment-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.comment-item:nth-child(1) { animation-delay: 0.05s; }
.comment-item:nth-child(2) { animation-delay: 0.1s; }
.comment-item:nth-child(3) { animation-delay: 0.15s; }
.comment-item:nth-child(4) { animation-delay: 0.2s; }
.comment-item:nth-child(5) { animation-delay: 0.25s; }
.comment-item:nth-child(6) { animation-delay: 0.3s; }
.comment-item:nth-child(7) { animation-delay: 0.35s; }
.comment-item:nth-child(8) { animation-delay: 0.4s; }

.comment-user {
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.comment-user::before {
    content: '👤';
    font-size: 0.9em;
}

.comment-time {
    color: var(--text-dim);
    font-size: 0.8rem;
    margin-bottom: 8px;
    padding-left: 24px;
}

.comment-content {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* ===== 角色卡 ===== */
.char-card {
    display: flex;
    gap: 16px;
    background: var(--bg-card);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-card);
    padding: 16px;
    align-items: center;
    transition: all var(--transition-smooth);
    animation: cardFadeIn 0.5s ease both;
}

.char-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    background: rgba(26, 26, 53, 0.95);
}

.char-card img {
    border-radius: 50%;
    width: 80px;
    height: 80px;
    object-fit: cover;
    border: 3px solid var(--accent-deep);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
    transition: transform var(--transition-smooth);
}

.char-card:hover img {
    transform: scale(1.08) rotate(5deg);
}

.char-card h3 {
    color: var(--text-primary);
    margin-bottom: 4px;
    font-size: 1.2rem;
}

.char-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* ===== 按钮 ===== */
.btn-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin: 24px 0;
}

.btn {
    background: var(--accent-gradient);
    color: #ffffff !important;
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all var(--transition-smooth);
    display: inline-block;
    text-align: center;
    border-bottom: none;
    font-size: 1rem;
    letter-spacing: 0.02em;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.3);
}

.btn::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 0.5s ease;
}

.btn:hover {
    background: var(--accent-gradient-hover);
    color: #fff;
    border-bottom: none;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4);
}

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

.btn:active {
    transform: translateY(0);
}

/* ===== 详细区块 ===== */
.detail-block {
    background: rgba(22, 22, 48, 0.85);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    animation: cardFadeIn 0.8s ease both;
}

.intro-text {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1rem;
}

/* ===== 平台介绍区块 ===== */
#platform > div {
    background: rgba(20, 20, 46, 0.85);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    animation: cardFadeIn 0.8s ease both;
}

/* ===== APP下载区块 ===== */
#app > div {
    background: rgba(22, 22, 48, 0.85);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    animation: cardFadeIn 0.8s ease both;
}

/* ===== 页脚 ===== */
footer {
    background: rgba(10, 10, 24, 0.9);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    border-top: 1px solid var(--border-color);
    padding: 40px 0;
    margin-top: 60px;
    position: relative;
    z-index: 10;
}

footer .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.footer-links a {
    color: var(--accent);
    margin-right: 0;
    padding: 4px 12px;
    border-radius: 20px;
    background: rgba(167, 139, 250, 0.05);
    border: 1px solid transparent;
    transition: all var(--transition-fast);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--accent-hover);
    border-color: var(--accent);
    background: rgba(167, 139, 250, 0.1);
    transform: translateY(-2px);
}

.footer-text {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-top: 16px;
    line-height: 1.8;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .grid-2col {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .sidebar {
        position: static;
        margin-top: 20px;
    }
    
    .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 16px;
    }
}

@media (max-width: 800px) {
    .grid-2col {
        grid-template-columns: 1fr;
    }
    
    .nav-wrap {
        flex-direction: column;
        align-items: flex-start;
        padding: 12px 16px;
    }
    
    nav ul {
        gap: 8px;
        flex-wrap: wrap;
        width: 100%;
    }
    
    nav a {
        font-size: 0.85rem;
        padding: 4px 10px;
    }
    
    .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
        gap: 12px;
    }
    
    section {
        margin: 40px 0;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .btn-group {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .char-card {
        flex-direction: column;
        text-align: center;
    }
    
    .char-card img {
        width: 100px;
        height: 100px;
    }
    
    .detail-block {
        padding: 20px;
    }
    
    .comment-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .container {
        padding: 0 16px;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 15px;
    }
    
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .card-body {
        padding: 10px;
    }
    
    .card-title {
        font-size: 0.95rem;
    }
    
    .card-text {
        font-size: 0.8rem;
    }
    
    .badge {
        font-size: 0.7rem;
        padding: 2px 8px;
    }
    
    h1 {
        font-size: 1.6rem;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    .sidebar {
        padding: 16px;
    }
    
    .stat-box {
        padding: 10px 14px;
    }
    
    footer {
        padding: 24px 0;
    }
    
    .footer-links {
        gap: 6px;
    }
    
    .footer-links a {
        font-size: 0.8rem;
        padding: 3px 8px;
    }
}

/* ===== 无障碍与可访问性 ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

::selection {
    background: rgba(139, 92, 246, 0.3);
    color: #fff;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent-deep), #4c1d95);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--accent), var(--accent-deep));
}

/* ===== 明暗模式自动适配 ===== */
@media (prefers-color-scheme: light) {
    :root {
        --bg-primary: #f5f5fa;
        --bg-secondary: #e8e8f0;
        --bg-card: rgba(255, 255, 255, 0.85);
        --bg-sidebar: rgba(255, 255, 255, 0.9);
        --border-color: rgba(45, 45, 85, 0.15);
        --text-primary: #1a1a2e;
        --text-secondary: #2d2d44;
        --text-muted: #4a4a6a;
        --text-dim: #6a6a8a;
        --accent: #6d28d9;
        --accent-hover: #7c3aed;
        --accent-deep: #5b21b6;
        --accent-gradient: linear-gradient(135deg, #7c3aed, #6d28d9);
        --accent-gradient-hover: linear-gradient(135deg, #8b5cf6, #7c3aed);
        --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.1);
        --shadow-hover: 0 12px 40px rgba(139, 92, 246, 0.15);
    }
    
    body::before {
        background: radial-gradient(ellipse at 20% 50%, rgba(124, 58, 237, 0.05) 0%, transparent 50%),
                    radial-gradient(ellipse at 80% 20%, rgba(167, 139, 250, 0.04) 0%, transparent 50%);
    }
    
    header {
        background: rgba(255, 255, 255, 0.9);
    }
    
    nav a {
        color: #4a4a6a;
    }
    
    nav a:hover {
        color: var(--accent);
        background: rgba(109, 40, 217, 0.08);
    }
    
    .card, .comment-item, .char-card {
        background: rgba(255, 255, 255, 0.85);
    }
    
    .badge {
        background: rgba(109, 40, 217, 0.1);
        color: var(--accent);
        border-color: rgba(109, 40, 217, 0.2);
    }
    
    .stat-box {
        background: rgba(109, 40, 217, 0.05);
    }
    
    .detail-block, #platform > div, #app > div {
        background: rgba(255, 255, 255, 0.9);
    }
    
    footer {
        background: rgba(245, 245, 250, 0.9);
    }
    
    .footer-links a {
        background: rgba(109, 40, 217, 0.05);
        color: var(--accent);
    }
    
    .comment-user::before {
        opacity: 0.7;
    }
}

/* ===== 打印样式 ===== */
@media print {
    header, footer, .btn-group, .sidebar {
        display: none !important;
    }
    
    body {
        background: #fff;
        color: #000;
    }
    
    .card, .comment-item, .char-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* ===== 滚动观察动画 ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.card, .comment-item, .char-card {
    animation: fadeInUp 0.6s ease both;
}

.sidebar {
    animation: fadeInRight 0.8s ease both;
}

.detail-block, #platform > div, #app > div {
    animation: fadeInUp 0.8s ease both;
}

/* 确保所有文本满足对比度要求 */
.card-text, .comment-content, .intro-text {
    color: var(--text-secondary);
}

.side-list li, .stat-box {
    color: var(--text-muted);
}

.footer-text {
    color: var(--text-dim);
}

/* 图片优化 */
img {
    background: var(--bg-secondary);
    max-width: 100%;
    height: auto;
}

/* 焦点样式 */
a:focus-visible, .btn:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
    border-radius: 4px;
}

/* 顶部渐变装饰线 */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent-deep), var(--accent), var(--accent-hover), transparent);
    z-index: 1000;
    animation: gradientMove 3s ease infinite;
    background-size: 200% 100%;
}

@keyframes gradientMove {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
```