:root {
    --primary: #7c73e6;
    --secondary: #c4c1e0;
    --warm: #ffe9e3;
    --bg: #fafafa;
    --text: #2d2d3a;
    --text-light: #6b6b7b;
    --white: #ffffff;
    --border: #e8e8f0;
    --shadow: 0 2px 12px rgba(124, 115, 230, 0.08);
    --shadow-md: 0 6px 24px rgba(124, 115, 230, 0.12);
    --shadow-lg: 0 12px 40px rgba(124, 115, 230, 0.15);
    --radius: 14px;
    --radius-sm: 8px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-xs: 0.75rem;
    --font-sm: 0.85rem;
    --font-md: 0.95rem;
    --font-lg: 1.1rem;
    --font-xl: 1.35rem;
    --font-2xl: 1.7rem;
    --font-3xl: 2.2rem;
}

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

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-width: 320px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.top-nav {
    width: 100%;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.top-nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 64px;
    gap: 16px;
}

.nav-brand {
    flex-shrink: 0;
}

.nav-brand h1 {
    font-size: var(--font-2xl);
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
    margin: 0;
    white-space: nowrap;
    cursor: pointer;
    transition: var(--transition);
    background: linear-gradient(135deg, #7c73e6 0%, #5a52c9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-brand h1:hover {
    transform: scale(1.03);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: center;
    list-style: none;
}
.nav-links a {
    display: inline-block;
    padding: 8px 16px;
    text-decoration: none;
    color: var(--text);
    font-size: var(--font-sm);
    font-weight: 500;
    border-radius: 20px;
    transition: var(--transition);
    white-space: nowrap;
    position: relative;
}
.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--primary);
    background: var(--warm);
    outline: none;
}
.nav-links a.active-link {
    color: var(--primary);
    background: #f3f1ff;
    font-weight: 600;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.btn-login {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 20px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 24px;
    cursor: pointer;
    font-size: var(--font-sm);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
    letter-spacing: 0.3px;
    box-shadow: 0 4px 14px rgba(124, 115, 230, 0.3);
}
.btn-login:hover {
    background: #6a60d6;
    box-shadow: 0 6px 20px rgba(124, 115, 230, 0.4);
    transform: translateY(-1px);
}
.btn-login:active {
    transform: scale(0.97);
    box-shadow: 0 2px 8px rgba(124, 115, 230, 0.3);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-shrink: 0;
    z-index: 1001;
}
.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--text);
    margin: 5px 0;
    border-radius: 3px;
    transition: var(--transition);
}

.main-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 28px;
    padding: 24px 24px 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: 88px;
    align-self: flex-start;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #d0cde8 transparent;
    padding-right: 4px;
}
.sidebar-right::-webkit-scrollbar {
    width: 5px;
}
.sidebar-right::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar-right::-webkit-scrollbar-thumb {
    background: #d0cde8;
    border-radius: 10px;
}

.section-block {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 24px 26px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
}
.section-block:hover {
    box-shadow: var(--shadow-md);
}

.section-title {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 3px solid var(--primary);
    display: inline-block;
    letter-spacing: 0.2px;
    position: relative;
}
.section-title::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--warm);
    border-radius: 2px;
}

.section-subtitle {
    font-size: var(--font-sm);
    color: var(--text-light);
    margin-bottom: 16px;
    display: block;
}

.comic-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}
.comic-grid.col-5 {
    grid-template-columns: repeat(5, 1fr);
}
.comic-grid.col-4 {
    grid-template-columns: repeat(4, 1fr);
}

.comic-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid transparent;
    display: flex;
    flex-direction: column;
    position: relative;
}
.comic-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary);
}
.comic-card:active {
    transform: scale(0.97);
}
.comic-card-img-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    background: #f0eef8;
    border-radius: var(--radius) var(--radius) 0 0;
}
.comic-card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.comic-card:hover .comic-card-img-wrapper img {
    transform: scale(1.08);
}
.comic-card-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: var(--primary);
    color: #fff;
    font-size: var(--font-xs);
    padding: 3px 10px;
    border-radius: 12px;
    font-weight: 600;
    z-index: 2;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 6px rgba(124, 115, 230, 0.35);
}
.comic-card-badge.hot {
    background: #ff6b6b;
    box-shadow: 0 2px 6px rgba(255, 107, 107, 0.35);
}
.comic-card-badge.new {
    background: #4ecdc4;
    box-shadow: 0 2px 6px rgba(78, 205, 196, 0.35);
}
.comic-card-info {
    padding: 10px 12px 14px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.comic-card-info .title {
    font-weight: 700;
    font-size: var(--font-sm);
    color: var(--text);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.comic-card-info .meta {
    font-size: var(--font-xs);
    color: var(--text-light);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.comic-card-info .type-tag {
    display: inline-block;
    font-size: 11px;
    color: var(--primary);
    background: #f3f1ff;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
    align-self: flex-start;
    margin-top: 2px;
}

.sidebar-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 18px 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
}
.sidebar-card:hover {
    box-shadow: var(--shadow-md);
}
.sidebar-card h3 {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--secondary);
    letter-spacing: 0.3px;
}
.sidebar-card h3 .icon-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    margin-right: 6px;
    vertical-align: middle;
    position: relative;
    top: -1px;
}

.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;
    background: #fefefe;
    border: 1px solid transparent;
}
.rank-list li:hover {
    background: var(--warm);
    border-color: #f0dcd6;
    transform: translateX(3px);
}
.rank-num {
    font-weight: 800;
    font-size: var(--font-lg);
    color: var(--primary);
    min-width: 28px;
    text-align: center;
    flex-shrink: 0;
}
.rank-num.top1 {
    color: #ff6b6b;
    font-size: 1.3rem;
}
.rank-num.top2 {
    color: #ff9a56;
    font-size: 1.2rem;
}
.rank-num.top3 {
    color: #ffc048;
    font-size: 1.1rem;
}
.rank-info {
    flex: 1;
    min-width: 0;
}
.rank-info .r-title {
    font-weight: 600;
    font-size: var(--font-sm);
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.rank-info .r-meta {
    font-size: var(--font-xs);
    color: var(--text-light);
}
.rank-thumb {
    width: 40px;
    height: 52px;
    border-radius: 5px;
    object-fit: cover;
    flex-shrink: 0;
    background: #f0eef8;
}

.stats-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.stat-item {
    flex: 1;
    min-width: 70px;
    text-align: center;
    background: linear-gradient(135deg, #fdfbff 0%, #f8f6ff 100%);
    border-radius: var(--radius-sm);
    padding: 14px 10px;
    border: 1px solid #e8e4f5;
}
.stat-item .stat-num {
    font-size: var(--font-xl);
    font-weight: 800;
    color: var(--primary);
    display: block;
}
.stat-item .stat-label {
    font-size: var(--font-xs);
    color: var(--text-light);
    margin-top: 2px;
}
.update-time {
    font-size: 11px;
    color: #999;
    text-align: center;
    margin-top: 8px;
    display: block;
}

.comment-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 620px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #d0cde8 transparent;
    padding-right: 4px;
}
.comment-list::-webkit-scrollbar {
    width: 4px;
}
.comment-list::-webkit-scrollbar-track {
    background: transparent;
}
.comment-list::-webkit-scrollbar-thumb {
    background: #d0cde8;
    border-radius: 8px;
}
.comment-item {
    padding: 12px 14px;
    background: #fdfcff;
    border-radius: var(--radius-sm);
    border: 1px solid #efeaf8;
    transition: var(--transition);
    font-size: var(--font-sm);
    line-height: 1.6;
    color: #4a4a5e;
}
.comment-item:hover {
    background: #faf8ff;
    border-color: #d5cef0;
}
.comment-item .comment-user {
    font-weight: 700;
    color: var(--primary);
    font-size: var(--font-xs);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.comment-item .comment-text {
    font-size: var(--font-xs);
    line-height: 1.55;
    color: #555;
}

.total-reads-display {
    text-align: center;
    padding: 10px 0;
}
.total-reads-display .big-number {
    font-size: 2.6rem;
    font-weight: 900;
    color: var(--primary);
    letter-spacing: -1px;
    line-height: 1;
    background: linear-gradient(135deg, #7c73e6, #5a52c9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.total-reads-display .unit {
    font-size: var(--font-sm);
    color: var(--text-light);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    transition: var(--transition);
    background: #fefefe;
    cursor: pointer;
}
.faq-item:hover {
    border-color: var(--secondary);
    background: #fdfcff;
    box-shadow: 0 2px 8px rgba(124, 115, 230, 0.05);
}
.faq-item .faq-q {
    font-weight: 700;
    font-size: var(--font-sm);
    color: var(--text);
    margin-bottom: 4px;
}
.faq-item .faq-a {
    font-size: var(--font-xs);
    color: var(--text-light);
    line-height: 1.55;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}
.adv-card {
    text-align: center;
    padding: 20px 14px;
    border-radius: var(--radius);
    background: linear-gradient(180deg, #fdfcff 0%, #faf8ff 100%);
    border: 1px solid #e8e4f5;
    transition: var(--transition);
}
.adv-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--secondary);
}
.adv-card .adv-icon-wrap {
    width: 50px;
    height: 50px;
    margin: 0 auto 10px;
    background: var(--warm);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}
.adv-card h4 {
    font-size: var(--font-sm);
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}
.adv-card p {
    font-size: var(--font-xs);
    color: var(--text-light);
    line-height: 1.45;
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tag-cloud .tag {
    display: inline-block;
    padding: 7px 15px;
    background: #f3f1ff;
    color: var(--primary);
    border-radius: 20px;
    font-size: var(--font-xs);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
    text-decoration: none;
}
.tag-cloud .tag:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    box-shadow: 0 3px 10px rgba(124, 115, 230, 0.25);
    transform: translateY(-2px);
}

.app-download-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
.app-download-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 14px;
    border-radius: var(--radius);
    background: #fdfcff;
    border: 2px solid #e8e4f5;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
}
.app-download-card:hover {
    border-color: var(--primary);
    background: #faf8ff;
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}
.app-download-card .app-icon {
    width: 44px;
    height: 44px;
    object-fit: contain;
    flex-shrink: 0;
}
.app-download-card span {
    font-weight: 600;
    font-size: var(--font-sm);
    color: var(--text);
}
.app-download-card small {
    font-size: 11px;
    color: var(--text-light);
}

.character-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.character-card {
    text-align: center;
    background: #fefefe;
    border-radius: var(--radius);
    padding: 16px 10px;
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer;
}
.character-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--secondary);
    transform: translateY(-3px);
}
.character-card img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 10px;
    display: block;
    background: #f0eef8;
    border: 3px solid var(--secondary);
}
.character-card .char-name {
    font-weight: 700;
    font-size: var(--font-sm);
    color: var(--text);
}
.character-card .char-role {
    font-size: var(--font-xs);
    color: var(--text-light);
}

.footer-nav {
    width: 100%;
    background: #2d2d3a;
    color: #c5c5d2;
    padding: 40px 24px 24px;
    margin-top: 20px;
}
.footer-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 30px;
}
.footer-col h4 {
    color: #fff;
    font-size: var(--font-sm);
    margin-bottom: 12px;
    font-weight: 700;
    letter-spacing: 0.3px;
}
.footer-col a {
    display: block;
    color: #b0b0c0;
    text-decoration: none;
    font-size: var(--font-xs);
    padding: 4px 0;
    transition: var(--transition);
}
.footer-col a:hover {
    color: var(--secondary);
    padding-left: 4px;
}
.footer-bottom {
    max-width: 1400px;
    margin: 20px auto 0;
    padding-top: 16px;
    border-top: 1px solid #3d3d4d;
    text-align: center;
    font-size: 11px;
    color: #888;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}
.footer-bottom a {
    color: #b0b0c0;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 4px 10px;
    border-radius: 4px;
}
.footer-bottom a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.06);
}

@media (max-width: 1200px) {
    .comic-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 12px;
    }
    .comic-grid.col-5 {
        grid-template-columns: repeat(4, 1fr);
    }
    .comic-grid.col-4 {
        grid-template-columns: repeat(3, 1fr);
    }
    .sidebar-right {
        width: 320px;
    }
    .app-download-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .character-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .nav-links a {
        padding: 6px 10px;
        font-size: 0.78rem;
    }
}

@media (max-width: 900px) {
    .main-container {
        flex-direction: column;
        padding: 16px 12px 24px;
        gap: 20px;
    }
    .sidebar-right {
        width: 100%;
        position: static;
        max-height: none;
        overflow-y: visible;
        flex-direction: column;
    }
    .comic-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    .comic-grid.col-5 {
        grid-template-columns: repeat(3, 1fr);
    }
    .comic-grid.col-4 {
        grid-template-columns: repeat(3, 1fr);
    }
    .nav-links {
        display: none;
    }
    .mobile-menu-toggle {
        display: block;
    }
    .top-nav-inner {
        padding: 0 14px;
        height: 56px;
    }
    .nav-brand h1 {
        font-size: 1.2rem;
    }
    .btn-login {
        padding: 7px 14px;
        font-size: 0.78rem;
    }
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .character-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .app-download-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .section-block {
        padding: 16px 14px;
        border-radius: var(--radius);
    }
    .sidebar-card {
        padding: 14px 14px;
    }
    .footer-inner {
        gap: 20px;
    }
    .stats-row {
        gap: 6px;
    }
    .stat-item {
        padding: 10px 6px;
    }
}

@media (max-width: 560px) {
    .comic-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .comic-grid.col-5 {
        grid-template-columns: repeat(2, 1fr);
    }
    .comic-grid.col-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    .advantages-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .character-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .app-download-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .stats-row {
        flex-wrap: wrap;
        gap: 4px;
    }
    .stat-item {
        min-width: 55px;
        padding: 8px 4px;
    }
    .stat-item .stat-num {
        font-size: 1rem;
    }
    .section-title {
        font-size: 1.05rem;
    }
    .sidebar-right {
        gap: 14px;
    }
    .footer-inner {
        flex-direction: column;
        gap: 16px;
    }
    .nav-brand h1 {
        font-size: 1.05rem;
    }
    .btn-login {
        padding: 6px 12px;
        font-size: 0.7rem;
        border-radius: 18px;
    }
    .top-nav-inner {
        padding: 0 8px;
        height: 50px;
        gap: 6px;
    }
    .comment-list {
        max-height: 400px;
    }
}

.nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 2px solid var(--border);
    padding: 12px 16px;
    gap: 2px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    z-index: 999;
    border-radius: 0 0 16px 16px;
}
.nav-links.mobile-open a {
    padding: 10px 16px;
    border-radius: 8px;
    width: 100%;
    text-align: center;
    font-size: var(--font-md);
}

@media (max-width: 900px) {
    .top-nav-inner {
        position: relative;
    }
}
@media (max-width: 560px) {
    .nav-links.mobile-open {
        top: 50px;
    }
}