:root {
    --color-dark: #476269;
    --color-teal: #40a798;
    --color-light: #f1f1f1;
    --color-warm: #f5e1da;
    --color-white: #ffffff;
    --color-text: #2c3e50;
    --color-text-light: #5a6c7d;
    --color-border: #e0e5ea;
    --color-shadow: rgba(71, 98, 105, 0.08);
    --color-shadow-lg: rgba(71, 98, 105, 0.15);
    --color-card-hover: #ffffff;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1400px;
    --header-height: 66px;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
    font-size: 16px;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
    background-color: #f8f9fb;
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}
.site-header {
    width: 100%;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px var(--color-shadow);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: rgba(255, 255, 255, 0.96);
}
.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    padding: 0 28px;
    gap: 20px;
}
.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-shrink: 0;
}
.site-logo .logo-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--color-teal), #2d8f7a);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #fff;
    font-weight: 700;
    letter-spacing: 1px;
    flex-shrink: 0;
}
.site-logo h1 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-dark);
    letter-spacing: 0.5px;
    white-space: nowrap;
    margin: 0;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
}
.nav-links a {
    text-decoration: none;
    color: var(--color-text-light);
    font-weight: 500;
    font-size: 0.92rem;
    padding: 8px 14px;
    border-radius: 20px;
    transition: var(--transition);
    white-space: nowrap;
    position: relative;
}
.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--color-teal);
    background: rgba(64, 167, 152, 0.07);
    outline: none;
}
.btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--color-teal);
    color: #fff !important;
    padding: 10px 22px !important;
    border-radius: 24px !important;
    font-weight: 600 !important;
    font-size: 0.92rem !important;
    transition: var(--transition);
    box-shadow: 0 4px 14px rgba(64, 167, 152, 0.35);
    letter-spacing: 0.3px;
}
.btn-cta:hover {
    background: #369b8c !important;
    box-shadow: 0 6px 22px rgba(64, 167, 152, 0.45) !important;
    transform: translateY(-1px);
    color: #fff !important;
}
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-shrink: 0;
}
.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--color-dark);
    margin: 5px 0;
    border-radius: 2px;
    transition: var(--transition);
}
.main-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    gap: 28px;
    padding: 24px 28px 40px;
}
.content-left {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.sidebar-right {
    width: 370px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 22px;
    position: sticky;
    top: calc(var(--header-height) + 24px);
    align-self: flex-start;
    max-height: calc(100vh - var(--header-height) - 48px);
    overflow-y: auto;
    padding-right: 4px;
    scrollbar-width: thin;
    scrollbar-color: #d0d5da transparent;
}
.sidebar-right::-webkit-scrollbar {
    width: 5px;
}
.sidebar-right::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar-right::-webkit-scrollbar-thumb {
    background: #d0d5da;
    border-radius: 10px;
}
.section-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 26px 28px;
    box-shadow: 0 2px 12px var(--color-shadow);
    transition: var(--transition);
    border: 1px solid transparent;
}
.section-card:hover {
    box-shadow: 0 6px 28px var(--color-shadow-lg);
    border-color: #e8edf2;
}
.section-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 3px solid var(--color-teal);
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: 0.3px;
}
.section-title .title-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-teal);
    flex-shrink: 0;
}
.comic-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 18px;
}
.comic-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid #eef1f5;
    display: flex;
    flex-direction: column;
}
.comic-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 36px rgba(71, 98, 105, 0.18);
    border-color: #dde4ec;
}
.comic-card-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    background: #e8ecf1;
    flex-shrink: 0;
}
.comic-card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.comic-card:hover .comic-card-img-wrap img {
    transform: scale(1.06);
}
.comic-card-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--color-teal);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 12px;
    z-index: 2;
    letter-spacing: 0.3px;
}
.comic-card-info {
    padding: 12px 14px 14px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    flex: 1;
}
.comic-card-info .comic-name {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-dark);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.comic-card-info .comic-meta {
    font-size: 0.75rem;
    color: #7a8b99;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    line-height: 1.4;
}
.comic-card-info .comic-meta span {
    background: #f5f7fa;
    padding: 2px 7px;
    border-radius: 4px;
    white-space: nowrap;
    font-size: 0.7rem;
}
.comic-card-info .comic-type-tag {
    display: inline-block;
    background: var(--color-warm);
    color: #8b5e4b;
    font-size: 0.68rem;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
    align-self: flex-start;
}
.featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.featured-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px solid transparent;
    transition: var(--transition);
    cursor: pointer;
    display: flex;
    flex-direction: column;
}
.featured-card:hover {
    border-color: var(--color-teal);
    box-shadow: 0 12px 32px rgba(64, 167, 152, 0.2);
    transform: translateY(-4px);
}
.featured-card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #e8ecf1;
    flex-shrink: 0;
}
.featured-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.featured-card:hover .featured-card-img img {
    transform: scale(1.05);
}
.featured-card-body {
    padding: 16px 18px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.featured-card-body h3 {
    font-size: 1.05rem;
    color: var(--color-dark);
    font-weight: 700;
}
.featured-card-body p {
    font-size: 0.82rem;
    color: #6b7d8e;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.sidebar-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    box-shadow: 0 2px 10px var(--color-shadow);
    border: 1px solid #eef2f6;
    transition: var(--transition);
}
.sidebar-card:hover {
    box-shadow: 0 4px 18px var(--color-shadow-lg);
}
.sidebar-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-teal);
    display: flex;
    align-items: center;
    gap: 8px;
}
.rank-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.rank-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    cursor: pointer;
    background: #fafbfc;
}
.rank-list li:hover {
    background: #f0f7f5;
}
.rank-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}
.rank-num.top1 { background: #ff6b6b; color: #fff; }
.rank-num.top2 { background: #ffa94d; color: #fff; }
.rank-num.top3 { background: #ffd43b; color: #5a3e00; }
.rank-num.normal { background: #e9edf2; color: #5a6c7d; }
.rank-info { flex: 1; min-width: 0; }
.rank-info .rank-title {
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--color-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.rank-info .rank-sub {
    font-size: 0.72rem;
    color: #8b9aab;
}
.rank-change {
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
}
.rank-change.up { color: #e74c3c; }
.rank-change.down { color: #40a798; }
.stats-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.stat-item {
    flex: 1;
    min-width: 70px;
    text-align: center;
    background: linear-gradient(135deg, #f9fafb, #f0f4f8);
    border-radius: var(--radius-sm);
    padding: 14px 10px;
}
.stat-item .stat-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-teal);
    line-height: 1.2;
}
.stat-item .stat-label {
    font-size: 0.7rem;
    color: #7a8b99;
    margin-top: 2px;
}
.update-time {
    font-size: 0.7rem;
    color: #a0b0be;
    text-align: center;
    margin-top: 8px;
}
.comment-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.comment-list li {
    padding: 12px 14px;
    background: #fafbfc;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: #4a5c6b;
    line-height: 1.6;
    border-left: 3px solid transparent;
    transition: var(--transition);
}
.comment-list li:hover {
    border-left-color: var(--color-teal);
    background: #f6faf9;
}
.comment-list li .comment-user {
    font-weight: 600;
    color: var(--color-dark);
    font-size: 0.82rem;
    margin-bottom: 4px;
    display: block;
}
.comment-list li .comment-text {
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.character-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.character-card {
    text-align: center;
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 18px 14px;
    border: 1px solid #eef2f6;
    transition: var(--transition);
}
.character-card:hover {
    box-shadow: 0 8px 24px var(--color-shadow-lg);
    transform: translateY(-3px);
}
.character-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 10px;
    display: block;
    background: #e8ecf1;
    border: 3px solid var(--color-warm);
}
.character-card h4 { font-size: 0.9rem; color: var(--color-dark); font-weight: 700; margin-bottom: 4px; }
.character-card p { font-size: 0.72rem; color: #7a8b99; line-height: 1.4; }
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item {
    border: 1px solid #e8edf2;
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: var(--transition);
    background: #fafcfd;
}
.faq-item summary {
    padding: 14px 18px;
    font-weight: 600;
    cursor: pointer;
    color: var(--color-dark);
    font-size: 0.9rem;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    user-select: none;
}
.faq-item summary::after {
    content: '+';
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-teal);
    transition: var(--transition);
}
.faq-item[open] summary::after {
    content: '-';
    transform: rotate(180deg);
}
.faq-item .faq-answer {
    padding: 0 18px 16px;
    font-size: 0.82rem;
    color: #5a6c7d;
    line-height: 1.6;
}
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.advantage-card {
    text-align: center;
    padding: 20px 14px;
    background: #fafcfd;
    border-radius: var(--radius-md);
    border: 1px solid #eef2f6;
    transition: var(--transition);
}
.advantage-card:hover {
    background: var(--color-white);
    box-shadow: 0 6px 20px var(--color-shadow-lg);
}
.advantage-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin: 0 auto 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
}
.advantage-icon.a1 { background: #40a798; }
.advantage-icon.a2 { background: #476269; }
.advantage-icon.a3 { background: #e8936b; }
.advantage-icon.a4 { background: #5b8fb9; }
.advantage-card h4 { font-size: 0.88rem; color: var(--color-dark); font-weight: 700; margin-bottom: 4px; }
.advantage-card p { font-size: 0.73rem; color: #7a8b99; }
.download-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
.download-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 14px;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid #e8edf2;
    background: #fafcfd;
    cursor: pointer;
}
.download-card:hover {
    border-color: var(--color-teal);
    background: #f6fbfa;
    box-shadow: 0 6px 20px rgba(64, 167, 152, 0.15);
    transform: translateY(-2px);
}
.download-card .app-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}
.download-card .dl-info { display: flex; flex-direction: column; gap: 2px; }
.download-card .dl-info .dl-title {
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--color-dark);
}
.download-card .dl-info .dl-sub {
    font-size: 0.68rem;
    color: #8b9aab;
}
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tag-cloud a {
    display: inline-block;
    padding: 6px 14px;
    background: #f5f7fa;
    border-radius: 18px;
    font-size: 0.78rem;
    color: #5a6c7d;
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    border: 1px solid transparent;
}
.tag-cloud a:hover {
    background: var(--color-teal);
    color: #fff;
    border-color: var(--color-teal);
}
.site-footer {
    width: 100%;
    background: var(--color-dark);
    color: #c5d0d8;
    padding: 36px 28px 20px;
    margin-top: 20px;
}
.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 28px;
    justify-content: space-between;
}
.footer-col h4 {
    color: #fff;
    font-size: 1rem;
    margin-bottom: 14px;
    font-weight: 600;
}
.footer-col a {
    display: block;
    color: #b0bfc9;
    text-decoration: none;
    font-size: 0.82rem;
    margin-bottom: 8px;
    transition: var(--transition);
}
.footer-col a:hover { color: var(--color-teal); }
.footer-bottom {
    max-width: var(--max-width);
    margin: 24px auto 0;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    text-align: center;
    font-size: 0.75rem;
    color: #8b9eae;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
    align-items: center;
}
.footer-bottom a {
    color: #b0bfc9;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}
.footer-bottom a:hover { color: var(--color-teal); }

@media (max-width: 1200px) {
    .comic-grid { grid-template-columns: repeat(4, 1fr); gap: 14px; }
    .character-grid { grid-template-columns: repeat(3, 1fr); }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); }
    .download-grid { grid-template-columns: repeat(2, 1fr); }
    .sidebar-right { width: 320px; }
}
@media (max-width: 992px) {
    .main-container { flex-direction: column; padding: 16px 16px 28px; gap: 20px; }
    .sidebar-right { width: 100%; position: static; max-height: none; overflow-y: visible; flex-direction: column; gap: 16px; }
    .comic-grid { grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .featured-grid { grid-template-columns: repeat(2, 1fr); }
    .character-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-row { gap: 8px; }
    .header-inner { padding: 0 16px; }
    .nav-links a { font-size: 0.8rem; padding: 6px 10px; }
}
@media (max-width: 768px) {
    .header-inner { height: 56px; }
    .site-logo h1 { font-size: 1.1rem; }
    .nav-links { display: none; }
    .nav-links.mobile-open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background: #fff;
        padding: 16px;
        box-shadow: 0 8px 24px rgba(0,0,0,0.1);
        gap: 4px;
        z-index: 999;
        border-bottom: 2px solid #e8edf2;
    }
    .nav-links.mobile-open a { padding: 10px 16px; border-radius: 8px; width: 100%; }
    .mobile-menu-toggle { display: block; }
    .comic-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .featured-grid { grid-template-columns: 1fr; gap: 12px; }
    .character-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .advantages-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .download-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .section-card { padding: 16px 14px; border-radius: var(--radius-md); }
    .section-title { font-size: 1.1rem; margin-bottom: 14px; }
    .sidebar-card { padding: 14px; }
    .footer-inner { flex-direction: column; gap: 18px; }
    .comic-card-info .comic-name { font-size: 0.82rem; }
    .comic-card-info .comic-meta { font-size: 0.68rem; }
}
@media (max-width: 480px) {
    .comic-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .character-grid { grid-template-columns: 1fr 1fr; }
    .advantages-grid { grid-template-columns: 1fr; }
    .download-grid { grid-template-columns: 1fr 1fr; }
    .stats-row { flex-wrap: wrap; }
    .stat-item { min-width: 55px; padding: 10px 6px; }
    .stat-item .stat-value { font-size: 1.1rem; }
}
img[data-src] { opacity: 0; transition: opacity 0.4s ease; }
img.loaded { opacity: 1; }
.img-placeholder {
    background: linear-gradient(110deg, #e8ecf1 30%, #f0f3f6 50%, #e8ecf1 70%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}