:root {
    --black-deep: #0a0a0c;
    --black-main: #141418;
    --black-card: #1a1a1f;
    --black-surface: #1e1e24;
    --black-hover: #25252d;
    --white: #f0f0f5;
    --white-secondary: #c8c8d0;
    --white-tertiary: #a0a0ab;
    --gray-dark: #3a3a44;
    --gray-mid: #555560;
    --gray-light: #777782;
    --gray-border: #2a2a35;
    --purple-primary: #8b5cf6;
    --purple-deep: #6d3fd4;
    --purple-light: #a78bfa;
    --purple-glow: rgba(139, 92, 246, 0.25);
    --purple-subtle: rgba(139, 92, 246, 0.08);
    --gold-accent: #d4a574;
    --gold-bright: #e8c49a;
    --gold-soft: rgba(212, 165, 116, 0.15);
    --gold-glow: rgba(212, 165, 116, 0.2);
    --container-max: 1200px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.4);
    --shadow-elevated: 0 8px 32px rgba(0, 0, 0, 0.5);
    --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background-color: var(--black-deep);
    color: var(--white);
    line-height: 1.6;
    min-height: 100vh;
    background-image: radial-gradient(ellipse at 15% 20%, rgba(139, 92, 246, 0.03) 0%, transparent 60%), radial-gradient(ellipse at 75% 50%, rgba(212, 165, 116, 0.02) 0%, transparent 55%);
}

.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(20, 20, 24, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-border);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.5);
}
.navbar-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}
.navbar__logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    flex-shrink: 0;
}
.navbar__logo-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-deep));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 900;
    color: #fff;
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
    position: relative;
    overflow: hidden;
}
.navbar__logo-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.2) 50%, transparent 60%);
    animation: logoShine 3s ease-in-out infinite;
}
@keyframes logoShine {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}
.navbar__logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 1px;
    background: linear-gradient(135deg, #ffffff, #e0d8f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.navbar__categories {
    display: flex;
    gap: 6px;
    list-style: none;
    flex-wrap: wrap;
    flex-shrink: 0;
}
.navbar__categories li a {
    text-decoration: none;
    color: var(--white-secondary);
    padding: 8px 14px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: 0.2s;
    white-space: nowrap;
}
.navbar__categories li a.active,
.navbar__categories li a:hover {
    color: #fff;
    background: var(--purple-subtle);
    box-shadow: 0 0 0 1px rgba(139, 92, 246, 0.3);
}
.navbar__search {
    flex: 1;
    min-width: 200px;
    max-width: 420px;
    display: flex;
    gap: 0;
}
.navbar__search input {
    flex: 1;
    padding: 10px 18px;
    border-radius: 50px 0 0 50px;
    border: 2px solid var(--gray-border);
    background: var(--black-surface);
    color: var(--white);
    font-size: 0.95rem;
    outline: none;
    transition: 0.3s;
}
.navbar__search input:focus {
    border-color: var(--purple-primary);
    box-shadow: 0 0 0 4px var(--purple-subtle);
}
.navbar__search button {
    padding: 10px 18px;
    border-radius: 0 50px 50px 0;
    border: 2px solid var(--purple-primary);
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-deep));
    color: #fff;
    cursor: pointer;
    font-weight: 700;
    transition: 0.3s;
}
.navbar__search button:hover {
    background: linear-gradient(135deg, var(--purple-light), var(--purple-primary));
}
.navbar__toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.8rem;
    cursor: pointer;
}

.main-wrapper {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 24px;
}
.content-row {
    display: flex;
    gap: 24px;
    margin-bottom: 32px;
}
.content-left {
    flex: 1 1 68%;
    min-width: 0;
}
.sidebar-right {
    flex: 0 0 30%;
    min-width: 260px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.section-card {
    background: var(--black-card);
    border-radius: var(--radius-lg);
    padding: 20px;
    border: 1px solid var(--gray-border);
    box-shadow: var(--shadow-card);
    margin-bottom: 24px;
}
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--gray-border);
    position: relative;
}
.section-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 50px;
    height: 2px;
    background: linear-gradient(90deg, var(--purple-primary), var(--gold-accent));
    border-radius: 2px;
}
.section-title {
    font-size: 1.3rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: 0.5px;
}
.section-more {
    color: var(--purple-light);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: 0.2s;
}
.section-more:hover {
    color: var(--gold-bright);
}

.comic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 16px;
}
.comic-card {
    background: var(--black-surface);
    border-radius: var(--radius-md);
    overflow: hidden;
    text-decoration: none;
    color: var(--white);
    transition: 0.35s;
    border: 1px solid transparent;
    cursor: pointer;
}
.comic-card:hover {
    transform: translateY(-4px);
    border-color: var(--purple-primary);
    box-shadow: var(--shadow-elevated), 0 0 20px rgba(139, 92, 246, 0.15);
}
.comic-card__cover {
    position: relative;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.comic-card__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: 0.35s;
}
.comic-card:hover .comic-card__cover img {
    transform: scale(1.06);
}
.badge {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 2px 8px;
    border-radius: 50px;
    font-size: 0.65rem;
    font-weight: 700;
    color: #fff;
    z-index: 2;
    letter-spacing: 0.5px;
}
.badge--hot {
    background: #e8453c;
    animation: hotPulse 1.5s ease-in-out infinite;
}
@keyframes hotPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}
.badge--new {
    background: var(--purple-primary);
}
.comic-card__body {
    padding: 10px 12px;
}
.comic-card__title {
    font-weight: 700;
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 4px;
}
.comic-card__meta {
    font-size: 0.75rem;
    color: var(--white-tertiary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.comic-card__rating {
    color: var(--gold-bright);
    font-weight: 500;
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tag {
    padding: 7px 15px;
    border-radius: 50px;
    font-size: 0.82rem;
    text-decoration: none;
    border: 1px solid var(--gray-border);
    color: var(--white-secondary);
    background: var(--black-surface);
    transition: 0.2s;
    font-weight: 500;
    letter-spacing: 0.5px;
}
.tag:hover,
.tag--active {
    border-color: var(--purple-primary);
    color: #fff;
    background: var(--purple-subtle);
    box-shadow: 0 0 12px rgba(139, 92, 246, 0.2);
    transform: translateY(-2px);
}

.rank-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.rank-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.2s;
    border: 1px solid transparent;
}
.rank-list li:hover {
    background: var(--black-hover);
    border-color: var(--gray-border);
}
.rank-num {
    width: 26px;
    height: 26px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.75rem;
    color: #fff;
    flex-shrink: 0;
}
.rank-list li:nth-child(1) .rank-num {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #000;
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.5);
}
.rank-list li:nth-child(2) .rank-num {
    background: linear-gradient(135deg, #94a3b8, #64748b);
    box-shadow: 0 0 10px rgba(148, 163, 184, 0.4);
}
.rank-list li:nth-child(3) .rank-num {
    background: linear-gradient(135deg, #d4a574, #b8854a);
    box-shadow: 0 0 10px rgba(212, 165, 116, 0.4);
}

.preview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.preview-item {
    background: var(--black-surface);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    border: 1px solid var(--gray-border);
    transition: 0.3s;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}
.preview-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--purple-primary), transparent);
    border-radius: 3px 0 0 3px;
    transition: 0.3s;
}
.preview-item:hover {
    border-color: var(--purple-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-elevated);
}
.preview-item:hover::before {
    width: 5px;
    box-shadow: 0 0 16px var(--purple-glow);
}
.preview-item h4 {
    font-weight: 700;
    margin-bottom: 6px;
    font-size: 0.95rem;
    letter-spacing: 0.3px;
}
.preview-item .author {
    color: var(--purple-light);
    font-size: 0.75rem;
    margin-bottom: 8px;
    font-weight: 500;
}
.preview-item .desc {
    color: var(--white-tertiary);
    font-size: 0.8rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.comment-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.comment-item {
    background: var(--black-surface);
    border-radius: var(--radius-md);
    padding: 16px 18px;
    display: flex;
    gap: 12px;
    border: 1px solid var(--gray-border);
    transition: 0.2s;
}
.comment-item:hover {
    border-color: rgba(139, 92, 246, 0.4);
    box-shadow: var(--shadow-elevated);
}
.comment-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--purple-primary), var(--purple-deep));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: #fff;
    flex-shrink: 0;
    font-size: 0.85rem;
    letter-spacing: 1px;
}
.comment-body {
    flex: 1;
    min-width: 0;
}
.comment-name {
    font-weight: 700;
    font-size: 0.85rem;
}
.comment-time {
    font-size: 0.7rem;
    color: var(--gray-light);
    margin-left: 8px;
}
.comment-badge {
    background: var(--purple-primary);
    color: #fff;
    padding: 1px 7px;
    border-radius: 4px;
    font-size: 0.65rem;
    margin-left: 6px;
    font-weight: 500;
}
.comment-text {
    font-size: 0.8rem;
    color: var(--white-secondary);
    margin: 6px 0;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.comment-actions {
    font-size: 0.75rem;
    color: var(--gray-light);
    display: flex;
    gap: 14px;
}

.footer {
    background: var(--black-main);
    border-top: 1px solid var(--gray-border);
    padding: 32px 24px;
    margin-top: 20px;
}
.footer-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: space-between;
}
.footer-col h4 {
    margin-bottom: 12px;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}
.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.footer-col ul li a {
    color: var(--white-tertiary);
    text-decoration: none;
    font-size: 0.8rem;
    transition: 0.2s;
}
.footer-col ul li a:hover {
    color: var(--purple-light);
}
.footer-bottom {
    max-width: var(--container-max);
    margin: 20px auto 0;
    padding-top: 18px;
    border-top: 1px solid var(--gray-border);
    text-align: center;
    font-size: 0.75rem;
    color: var(--gray-light);
    letter-spacing: 0.5px;
}
.footer-bottom a {
    color: var(--purple-light);
    text-decoration: none;
}
.footer-bottom a:hover {
    color: var(--gold-bright);
}

@media (max-width: 900px) {
    .content-row {
        flex-direction: column;
    }
    .sidebar-right {
        flex: 1 1 auto;
        min-width: 0;
    }
    .preview-grid,
    .comment-grid {
        grid-template-columns: 1fr;
    }
    .navbar__toggle {
        display: block;
    }
    .navbar__categories {
        display: none;
        flex-direction: column;
        width: 100%;
    }
    .navbar__categories.open {
        display: flex;
    }
    .navbar__search {
        max-width: 100%;
        order: 3;
        flex: 1 1 100%;
    }
    .comic-grid {
        grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
        gap: 10px;
    }
}
@media (max-width: 500px) {
    .comic-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }
    .comic-card__title {
        font-size: 0.75rem;
    }
    .comic-card__meta {
        font-size: 0.65rem;
    }
}