:root {
    --gold: #ffd460;
    --orange: #f07b3f;
    --red: #ea5455;
    --dark-blue: #2d4059;
    --white: #ffffff;
    --light-bg: #f8f9fa;
    --text-dark: #2c3e50;
    --text-gray: #5a6c7d;
    --border-light: #e8ecf1;
    --shadow-sm: 0 2px 8px rgba(45, 64, 89, 0.06);
    --shadow-md: 0 4px 16px rgba(45, 64, 89, 0.1);
    --shadow-lg: 0 8px 30px rgba(45, 64, 89, 0.14);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-stack);
    background-color: #f5f6f8;
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========== 顶部导航 ========== */
.top-nav {
    width: 100%;
    background: var(--dark-blue);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(45, 64, 89, 0.3);
}
.top-nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    height: 62px;
    gap: 20px;
}
.nav-brand h1 {
    font-size: 1.55rem;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 1.5px;
    white-space: nowrap;
    margin: 0;
    cursor: pointer;
    transition: var(--transition);
}
.nav-brand h1:hover {
    color: #ffe9a0;
    text-shadow: 0 0 20px rgba(255, 212, 96, 0.5);
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}
.nav-links a {
    color: #c8d6e5;
    text-decoration: none;
    font-size: 0.93rem;
    font-weight: 500;
    padding: 8px 15px;
    border-radius: 20px;
    transition: var(--transition);
    white-space: nowrap;
    letter-spacing: 0.3px;
}
.nav-links a:hover {
    color: var(--gold);
    background: rgba(255, 212, 96, 0.08);
}
.nav-links a.active-link {
    color: var(--gold);
    background: rgba(255, 212, 96, 0.12);
    font-weight: 600;
}
.nav-action {
    flex-shrink: 0;
}
.btn-nav {
    display: inline-block;
    padding: 9px 22px;
    background: var(--orange);
    color: #fff;
    border-radius: 22px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    transition: var(--transition);
    white-space: nowrap;
    border: none;
    cursor: pointer;
    box-shadow: 0 3px 12px rgba(240, 123, 63, 0.35);
}
.btn-nav:hover {
    background: #e86e32;
    box-shadow: 0 5px 18px rgba(240, 123, 63, 0.5);
    transform: translateY(-1px);
    color: #fff;
}

/* ========== 主布局 ========== */
.main-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 24px;
    padding: 24px 20px 40px;
    flex: 1;
}
.content-left {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 28px;
}
.sidebar-right {
    width: 340px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 22px;
    position: sticky;
    top: 86px;
    align-self: flex-start;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    padding-right: 4px;
}
.sidebar-right::-webkit-scrollbar {
    width: 5px;
}
.sidebar-right::-webkit-scrollbar-thumb {
    background: #d0d5db;
    border-radius: 10px;
}
.sidebar-right::-webkit-scrollbar-track {
    background: transparent;
}

/* ========== 区块标题 ========== */
.section-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 16px;
    padding-left: 14px;
    border-left: 4px solid var(--orange);
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.section-title .title-icon {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--gold);
    flex-shrink: 0;
}
.section-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 22px 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.section-card:hover {
    box-shadow: var(--shadow-md);
}

/* ========== 热门漫画网格 ========== */
.comic-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}
.comic-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    position: relative;
}
.comic-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.comic-card .card-img-wrap {
    width: 100%;
    aspect-ratio: 3/4;
    overflow: hidden;
    background: #eef1f5;
    position: relative;
}
.comic-card .card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.comic-card:hover .card-img-wrap img {
    transform: scale(1.06);
}
.comic-card .card-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: var(--red);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 12px;
    letter-spacing: 0.5px;
    z-index: 2;
}
.comic-card .card-badge.hot {
    background: var(--orange);
}
.comic-card .card-info {
    padding: 10px 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}
.comic-card .card-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--dark-blue);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.comic-card .card-meta {
    font-size: 0.72rem;
    color: #7a8a9a;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.comic-card .card-type {
    display: inline-block;
    font-size: 0.68rem;
    background: #fef3e0;
    color: #d4852a;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
    margin-top: 2px;
    align-self: flex-start;
}

/* ========== 精品推荐 ========== */
.featured-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
.featured-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}
.featured-card:hover {
    border-color: var(--gold);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}
.featured-card .feat-img-wrap {
    width: 100%;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: #eef1f5;
}
.featured-card .feat-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.featured-card:hover .feat-img-wrap img {
    transform: scale(1.05);
}
.featured-card .feat-info {
    padding: 10px 14px 14px;
}
.featured-card .feat-title {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--dark-blue);
}
.featured-card .feat-desc {
    font-size: 0.72rem;
    color: #7a8a9a;
    margin-top: 3px;
}

/* ========== 漫画详细介绍 ========== */
.detail-block {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}
.detail-cover {
    width: 200px;
    height: 280px;
    flex-shrink: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: #eef1f5;
}
.detail-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.detail-content {
    flex: 1;
    min-width: 260px;
}
.detail-content h3 {
    font-size: 1.4rem;
    color: var(--dark-blue);
    margin-bottom: 6px;
    font-weight: 700;
}
.detail-content .detail-subtitle {
    color: #7a8a9a;
    font-size: 0.85rem;
    margin-bottom: 10px;
}
.detail-content .detail-meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 10px;
    font-size: 0.85rem;
    color: #4a5b6c;
}
.detail-content .detail-meta-row span {
    background: #f0f3f7;
    padding: 4px 12px;
    border-radius: 14px;
    white-space: nowrap;
    font-weight: 500;
}
.detail-content .detail-desc {
    font-size: 0.9rem;
    color: #4a5b6c;
    line-height: 1.7;
}
.detail-content .detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}
.detail-content .detail-tags .tag {
    background: #fff3e0;
    color: #e07b2c;
    padding: 4px 14px;
    border-radius: 14px;
    font-size: 0.78rem;
    font-weight: 500;
}

/* ========== 角色详细介绍 ========== */
.character-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
.character-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
}
.character-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}
.character-card .char-img-wrap {
    width: 100%;
    aspect-ratio: 1/1;
    overflow: hidden;
    background: #eef1f5;
}
.character-card .char-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.character-card:hover .char-img-wrap img {
    transform: scale(1.08);
}
.character-card .char-name {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--dark-blue);
    padding: 8px 8px 2px;
}
.character-card .char-role {
    font-size: 0.72rem;
    color: #7a8a9a;
    padding: 0 8px 10px;
}

/* ========== 评论区域 ========== */
.review-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.review-item {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 16px 18px;
    box-shadow: var(--shadow-sm);
    border-left: 3px solid transparent;
    transition: var(--transition);
    position: relative;
}
.review-item:hover {
    border-left-color: var(--orange);
    box-shadow: var(--shadow-md);
}
.review-item .review-user {
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--dark-blue);
    margin-bottom: 4px;
}
.review-item .review-date {
    font-size: 0.7rem;
    color: #a0aab4;
    margin-bottom: 6px;
}
.review-item .review-text {
    font-size: 0.85rem;
    color: #4a5b6c;
    line-height: 1.65;
}
.review-item .review-stars {
    color: var(--gold);
    font-size: 0.8rem;
    letter-spacing: 2px;
}

/* ========== 平台介绍 ========== */
.platform-intro-text {
    font-size: 0.9rem;
    color: #4a5b6c;
    line-height: 1.8;
}
.platform-intro-text p {
    margin-bottom: 10px;
}
.platform-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-top: 14px;
}
.highlight-item {
    text-align: center;
    padding: 18px 12px;
    background: #fdf8f0;
    border-radius: var(--radius-md);
    transition: var(--transition);
}
.highlight-item:hover {
    background: #fef3e0;
}
.highlight-item .hl-number {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--orange);
}
.highlight-item .hl-label {
    font-size: 0.78rem;
    color: #7a8a9a;
    margin-top: 2px;
}

/* ========== APP下载 ========== */
.download-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
.download-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 20px 14px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    border: 2px solid transparent;
}
.download-card:hover {
    border-color: var(--orange);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}
.download-card .dl-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: #fff;
    letter-spacing: 1px;
}
.dl-android {
    background: #3ddc84;
}
.dl-ios {
    background: #555;
}
.dl-pc {
    background: #0078d4;
}
.dl-mac {
    background: #333;
}
.download-card .dl-name {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--dark-blue);
}
.download-card .dl-ver {
    font-size: 0.7rem;
    color: #a0aab4;
}

/* ========== 右侧边栏样式 ========== */
.sidebar-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 18px 18px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
.sidebar-card:hover {
    box-shadow: var(--shadow-md);
}
.sidebar-card .sb-title {
    font-weight: 700;
    font-size: 1rem;
    color: var(--dark-blue);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid #f0f3f7;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.sidebar-card .sb-title::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 18px;
    background: var(--orange);
    border-radius: 3px;
    flex-shrink: 0;
}
.rank-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.rank-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    cursor: pointer;
    font-size: 0.82rem;
    color: var(--text-dark);
}
.rank-list li:hover {
    background: #fdf8f0;
}
.rank-num {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.75rem;
    flex-shrink: 0;
    color: #fff;
    background: #b0bec5;
}
.rank-list li:nth-child(1) .rank-num {
    background: var(--red);
}
.rank-list li:nth-child(2) .rank-num {
    background: var(--orange);
}
.rank-list li:nth-child(3) .rank-num {
    background: #f5a623;
}
.rank-info {
    flex: 1;
    min-width: 0;
}
.rank-info .rk-title {
    font-weight: 600;
    font-size: 0.82rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--dark-blue);
}
.rank-info .rk-meta {
    font-size: 0.68rem;
    color: #a0aab4;
}
.rank-change {
    font-weight: 700;
    font-size: 0.72rem;
    flex-shrink: 0;
}
.rank-change.up {
    color: #e74c3c;
}
.rank-change.down {
    color: #27ae60;
}
.rank-change.stable {
    color: #7f8c8d;
}

.total-read-num {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--orange);
    text-align: center;
    letter-spacing: 1px;
}
.total-read-label {
    text-align: center;
    font-size: 0.75rem;
    color: #a0aab4;
    margin-top: 2px;
}
.total-read-update {
    text-align: center;
    font-size: 0.7rem;
    color: #b0b8c0;
    margin-top: 4px;
}

.stats-row {
    display: flex;
    justify-content: space-around;
    text-align: center;
    gap: 8px;
}
.stat-item {
    flex: 1;
    padding: 8px;
}
.stat-item .stat-num {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark-blue);
}
.stat-item .stat-label {
    font-size: 0.7rem;
    color: #a0aab4;
    margin-top: 2px;
}

/* ========== 底部导航 ========== */
.bottom-nav {
    width: 100%;
    background: var(--dark-blue);
    color: #c8d6e5;
    padding: 30px 20px 20px;
    margin-top: auto;
}
.bottom-nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    font-size: 0.85rem;
}
.bottom-nav a {
    color: var(--gold);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}
.bottom-nav a:hover {
    color: #ffe9a0;
    text-decoration: underline;
}
.bottom-copyright {
    color: #8899aa;
    font-size: 0.78rem;
}

/* ========== 响应式 ========== */
@media (max-width: 1200px) {
    .comic-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .sidebar-right {
        width: 280px;
    }
    .character-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .download-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .featured-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .platform-highlights {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 900px) {
    .main-wrapper {
        flex-direction: column;
        padding: 14px 10px 24px;
    }
    .sidebar-right {
        width: 100%;
        position: static;
        max-height: none;
        overflow-y: visible;
        order: 3;
    }
    .content-left {
        order: 1;
    }
    .comic-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    .featured-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .character-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .download-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .detail-block {
        flex-direction: column;
        align-items: center;
    }
    .detail-cover {
        width: 160px;
        height: 224px;
    }
    .top-nav-inner {
        flex-wrap: wrap;
        height: auto;
        padding: 10px 14px;
        gap: 8px;
    }
    .nav-links a {
        font-size: 0.78rem;
        padding: 6px 10px;
    }
    .nav-brand h1 {
        font-size: 1.2rem;
    }
    .btn-nav {
        font-size: 0.78rem;
        padding: 7px 16px;
    }
    .platform-highlights {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 600px) {
    .comic-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .featured-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .character-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .download-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .section-card {
        padding: 14px 12px;
    }
    .sidebar-card {
        padding: 12px 12px;
    }
    .detail-cover {
        width: 140px;
        height: 196px;
    }
    .stats-row {
        flex-wrap: wrap;
        gap: 4px;
    }
    .stat-item {
        flex: 0 0 30%;
    }
    .platform-highlights {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .nav-links {
        gap: 2px;
    }
    .nav-links a {
        font-size: 0.7rem;
        padding: 5px 8px;
    }
    .top-nav-inner {
        padding: 8px 8px;
        gap: 4px;
    }
    .bottom-nav-inner {
        flex-direction: column;
        text-align: center;
    }
}