:root {
    --color-coral: #ffaaa5;
    --color-coral-deep: #f59590;
    --color-coral-light: #ffc4c0;
    --color-apricot: #ffd3b6;
    --color-apricot-light: #ffe8d8;
    --color-light-green: #dcedc1;
    --color-light-green-deep: #c8dfa5;
    --color-mint: #a8e6cf;
    --color-mint-light: #c8f2e0;
    --color-mint-deep: #8dd4b8;
    --color-white: #ffffff;
    --color-dark: #2c3e50;
    --color-dark-light: #3d5266;
    --color-gray: #6b7280;
    --color-gray-light: #9ca3af;
    --color-bg: #fafbfc;
    --color-bg-warm: #fefdfb;
    --color-shadow-sm: rgba(0, 0, 0, 0.04);
    --color-shadow: rgba(0, 0, 0, 0.07);
    --color-shadow-lg: rgba(0, 0, 0, 0.12);
    --color-shadow-xl: rgba(0, 0, 0, 0.18);
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --font-heading: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
    --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    background-color: #f8f7f5;
    background-image:
        radial-gradient(ellipse at 15% 10%, rgba(255, 211, 182, 0.12) 0%, transparent 55%),
        radial-gradient(ellipse at 78% 25%, rgba(168, 230, 207, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 60%, rgba(220, 237, 193, 0.08) 0%, transparent 50%);
    color: var(--color-dark);
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ========== 顶部导航 ========== */
.top-nav {
    width: 100%;
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1.5px solid transparent;
    border-image: linear-gradient(90deg, var(--color-mint), var(--color-coral-light), var(--color-mint)) 1;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.05), 0 4px 30px rgba(168, 230, 207, 0.1);
    padding: 0 24px;
}

.top-nav-inner {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    flex-wrap: wrap;
    gap: 10px;
}

.nav-brand {
    flex-shrink: 0;
}
.nav-brand h1 {
    font-family: var(--font-heading);
    font-size: 1.7rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    white-space: nowrap;
    margin: 0;
    background: linear-gradient(135deg, #e87873 0%, #f59590 40%, #e87873 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    cursor: pointer;
    transition: var(--transition);
    animation: brandShimmer 4s ease-in-out infinite;
}
@keyframes brandShimmer {
    0%,
    100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}
.nav-brand h1:hover {
    transform: scale(1.04);
    filter: brightness(1.1);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 3px;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
}
.nav-links li a {
    display: inline-block;
    padding: 9px 15px;
    text-decoration: none;
    color: #4a5568;
    font-size: 0.88rem;
    font-weight: 500;
    border-radius: 22px;
    transition: var(--transition-fast);
    white-space: nowrap;
    letter-spacing: 0.3px;
    position: relative;
    overflow: hidden;
}
.nav-links li a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2.5px;
    background: var(--color-coral);
    border-radius: 2px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-links li a:hover,
.nav-links li a:focus {
    background: var(--color-apricot-light);
    color: #c0392b;
    transform: translateY(-1px);
}
.nav-links li a:hover::after,
.nav-links li a:focus::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}
.btn-login {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 22px;
    background: linear-gradient(135deg, var(--color-coral) 0%, #f59590 100%);
    color: #fff;
    border: none;
    border-radius: 26px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
    box-shadow: 0 4px 16px rgba(255, 170, 165, 0.4), 0 1px 3px rgba(0, 0, 0, 0.06);
    position: relative;
    overflow: hidden;
}
.btn-login::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.25) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}
.btn-login:hover::before {
    opacity: 1;
}
.btn-login:hover {
    background: linear-gradient(135deg, #f59590 0%, #e87873 100%);
    box-shadow: 0 8px 28px rgba(255, 170, 165, 0.55), 0 2px 6px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
    color: #fff;
    text-decoration: none;
}
.btn-login:active {
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(255, 170, 165, 0.35);
}

/* ========== 主布局 ========== */
.main-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 30px 24px 44px;
    display: flex;
    gap: 30px;
    flex: 1;
    align-items: flex-start;
}

.content-left {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.sidebar-right {
    width: 350px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 22px;
    position: sticky;
    top: 90px;
    align-self: flex-start;
    max-height: none;
    overflow-y: visible;
    padding-right: 0;
}

/* ========== 区域标题 ========== */
.section-title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 750;
    color: #3d3d3d;
    margin-bottom: 20px;
    padding-left: 18px;
    border-left: 4px solid var(--color-coral);
    letter-spacing: 0.6px;
    display: flex;
    align-items: baseline;
    gap: 10px;
    position: relative;
}
.section-title::after {
    content: '';
    position: absolute;
    left: -2px;
    bottom: -6px;
    width: 40px;
    height: 2px;
    background: var(--color-apricot);
    border-radius: 2px;
}
.section-title span {
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--color-gray-light);
    letter-spacing: 0;
    margin-left: 4px;
}

/* ========== 热门漫画卡片网格 ========== */
.comic-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 18px;
}
.comic-card {
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 8px var(--color-shadow-sm), 0 4px 16px var(--color-shadow);
    transition: var(--transition);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    border: 1px solid transparent;
    position: relative;
}
.comic-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    border: 2px solid transparent;
    transition: border-color 0.4s ease;
    pointer-events: none;
    z-index: 2;
}
.comic-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px var(--color-shadow-lg), 0 4px 12px var(--color-shadow);
}
.comic-card:hover::before {
    border-color: var(--color-mint);
}
.comic-card-img {
    width: 100%;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
    flex-shrink: 0;
    position: relative;
}
.comic-card-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(0, 0, 0, 0.03) 100%);
    pointer-events: none;
    z-index: 1;
    transition: var(--transition);
}
.comic-card:hover .comic-card-img::after {
    background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.08) 100%);
}
.comic-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 0;
}
.comic-card:hover .comic-card-img img {
    transform: scale(1.08);
}
.comic-card-body {
    padding: 15px 13px 16px;
    display: flex;
    flex-direction: column;
    gap: 7px;
    flex: 1;
    position: relative;
    z-index: 3;
    background: var(--color-white);
}
.comic-card-body h3 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: #2c3e50;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s;
}
.comic-card:hover .comic-card-body h3 {
    color: #c0392b;
}
.comic-card-body .meta-line {
    font-size: 0.73rem;
    color: #7b8a8b;
    display: flex;
    flex-wrap: wrap;
    gap: 3px 7px;
    line-height: 1.45;
    align-items: center;
}
.comic-card-body .meta-line span {
    background: var(--color-light-green);
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.68rem;
    white-space: nowrap;
    color: #4a7c59;
    font-weight: 500;
    letter-spacing: 0.2px;
}
.comic-type-tag {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-coral) 0%, #f59590 100%) !important;
    color: #fff !important;
    font-size: 0.66rem !important;
    padding: 4px 12px !important;
    border-radius: 14px !important;
    font-weight: 600 !important;
    letter-spacing: 0.5px !important;
    box-shadow: 0 2px 8px rgba(255, 170, 165, 0.3);
}

/* ========== 精品推荐 ========== */
.featured-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.featured-card {
    background: linear-gradient(180deg, #fffefb 0%, #fffdf8 40%, #ffffff 100%);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 10px var(--color-shadow), 0 1px 3px var(--color-shadow-sm);
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid #f0e8d8;
    display: flex;
    flex-direction: column;
    position: relative;
}
.featured-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-apricot), var(--color-mint), var(--color-apricot));
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 2;
    pointer-events: none;
}
.featured-card:hover::after {
    opacity: 1;
}
.featured-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 34px var(--color-shadow-lg), 0 2px 8px var(--color-shadow);
    border-color: var(--color-apricot);
}
.featured-card-img {
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #f5f5f5;
}
.featured-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.featured-card:hover .featured-card-img img {
    transform: scale(1.06);
}
.featured-card-body {
    padding: 14px 16px 16px;
    position: relative;
    z-index: 1;
}
.featured-card-body h3 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    color: #3d3d3d;
    letter-spacing: 0.3px;
}
.featured-card-body .feat-meta {
    font-size: 0.72rem;
    color: #888;
    margin-top: 5px;
    line-height: 1.5;
}

/* ========== 详细介绍区域 ========== */
.detail-section {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 28px 32px;
    box-shadow: 0 2px 10px var(--color-shadow), 0 1px 3px var(--color-shadow-sm);
    border-left: 5px solid var(--color-mint);
    position: relative;
    overflow: hidden;
}
.detail-section::before {
    content: '';
    position: absolute;
    top: -30px;
    right: -30px;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(168, 230, 207, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.detail-section h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 750;
    margin-bottom: 16px;
    color: #3d3d3d;
    position: relative;
    z-index: 1;
}
.detail-section p {
    font-size: 0.93rem;
    color: #555;
    line-height: 1.85;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}
.detail-section .detail-img-row {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    margin: 18px 0;
    position: relative;
    z-index: 1;
}
.detail-section .detail-img-row img {
    width: 160px;
    height: 220px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}
.detail-section .detail-img-row img:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.16);
    border-color: var(--color-mint);
}

/* ========== 角色介绍 ========== */
.character-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 18px;
}
.character-card {
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 8px var(--color-shadow-sm), 0 4px 14px var(--color-shadow);
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid transparent;
    position: relative;
}
.character-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: calc(var(--radius) + 2px);
    background: linear-gradient(135deg, var(--color-coral-light), var(--color-mint), var(--color-apricot));
    opacity: 0;
    z-index: -1;
    transition: opacity 0.4s ease;
    pointer-events: none;
}
.character-card:hover::before {
    opacity: 1;
}
.character-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 36px var(--color-shadow-lg);
    border-color: transparent;
}
.character-card-img {
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: #fafafa;
    position: relative;
}
.character-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}
.character-card:hover .character-card-img img {
    transform: scale(1.09);
}
.character-card-body {
    padding: 12px 10px 16px;
    position: relative;
    z-index: 1;
    background: var(--color-white);
}
.character-card-body h4 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    color: #3d3d3d;
    margin-bottom: 2px;
}
.character-card-body .role-tag {
    display: inline-block;
    font-size: 0.7rem;
    background: var(--color-light-green);
    color: #4a7c59;
    padding: 3px 12px;
    border-radius: 12px;
    margin-top: 6px;
    font-weight: 500;
    letter-spacing: 0.3px;
}
.character-card-body p {
    font-size: 0.7rem;
    color: #777;
    margin-top: 5px;
    line-height: 1.4;
}

/* ========== 评论区域 ========== */
.comment-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.comment-item {
    background: var(--color-white);
    border-radius: var(--radius-sm);
    padding: 18px 22px;
    box-shadow: 0 1px 6px var(--color-shadow-sm), 0 3px 12px var(--color-shadow);
    border-left: 4px solid var(--color-light-green);
    transition: var(--transition);
    position: relative;
}
.comment-item::after {
    content: '';
    position: absolute;
    left: -4px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--color-coral);
    border-radius: 0 3px 3px 0;
    transform: scaleY(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}
.comment-item:hover::after {
    transform: scaleY(1);
}
.comment-item:hover {
    box-shadow: 0 6px 22px var(--color-shadow-lg);
    transform: translateX(3px);
    background: #fefefe;
}
.comment-item .comment-user {
    font-weight: 700;
    font-size: 0.88rem;
    color: #3d3d3d;
    margin-bottom: 8px;
    font-family: var(--font-heading);
    letter-spacing: 0.3px;
}
.comment-item .comment-text {
    font-size: 0.85rem;
    color: #555;
    line-height: 1.75;
    letter-spacing: 0.2px;
}
.comment-item .comment-time {
    font-size: 0.7rem;
    color: #b0b0b0;
    margin-top: 8px;
    letter-spacing: 0.3px;
}

/* ========== 右侧边栏卡片 ========== */
.sidebar-card {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 20px 18px;
    box-shadow: 0 2px 10px var(--color-shadow), 0 1px 4px var(--color-shadow-sm);
    border: 1px solid #f0f0f0;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    word-break: break-word;
}
.sidebar-card:hover {
    box-shadow: 0 6px 24px var(--color-shadow-lg);
    border-color: #e8e8e8;
}
.sidebar-card h3 {
    font-family: var(--font-heading);
    font-size: 1.02rem;
    font-weight: 750;
    color: #3d3d3d;
    margin-bottom: 14px;
    padding-bottom: 11px;
    border-bottom: 2px dashed var(--color-apricot);
    letter-spacing: 0.5px;
    position: relative;
}
.sidebar-card h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 35px;
    height: 2px;
    background: var(--color-coral);
    border-radius: 2px;
}
.rank-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 0;
    margin: 0;
}
.rank-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 20px;
    transition: var(--transition-fast);
    cursor: pointer;
    font-size: 0.85rem;
    color: #4a5568;
    position: relative;
    white-space: normal;
    word-break: break-word;
}
.rank-list li:hover {
    background: #fef9f4;
    color: #c0392b;
    transform: translateX(4px);
}
.rank-num {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--color-apricot);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
    color: #8b5e3c;
    flex-shrink: 0;
    transition: var(--transition-fast);
    font-family: var(--font-heading);
}
.rank-list li:nth-child(1) .rank-num {
    background: linear-gradient(135deg, #ff6b6b, #ff8787);
    color: #fff;
    box-shadow: 0 3px 12px rgba(255, 107, 107, 0.4);
    font-size: 0.85rem;
}
.rank-list li:nth-child(2) .rank-num {
    background: linear-gradient(135deg, #ff8e7a, #ffa599);
    color: #fff;
    box-shadow: 0 3px 10px rgba(255, 142, 122, 0.35);
}
.rank-list li:nth-child(3) .rank-num {
    background: linear-gradient(135deg, #ffb09c, #ffc4b5);
    color: #fff;
    box-shadow: 0 3px 8px rgba(255, 176, 156, 0.3);
}
.rank-info {
    flex: 1;
    min-width: 0;
}
.rank-info .rank-name {
    font-weight: 600;
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
    letter-spacing: 0.3px;
    line-height: 1.4;
}
.rank-info .rank-count {
    font-size: 0.7rem;
    color: #999;
    margin-top: 2px;
}
.rise-badge {
    display: inline-block;
    background: #ffe0e0;
    color: #d63031;
    font-size: 0.68rem;
    padding: 3px 9px;
    border-radius: 10px;
    font-weight: 700;
    margin-left: 5px;
    letter-spacing: 0.3px;
    white-space: nowrap;
    animation: pulseRise 2s ease-in-out infinite;
}
@keyframes pulseRise {
    0%,
    100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.08);
        background: #ffd0d0;
    }
}
.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px dotted #eee;
    font-size: 0.85rem;
    color: #555;
    transition: var(--transition-fast);
    flex-wrap: wrap;
    gap: 6px;
}
.stat-row:last-child {
    border-bottom: none;
}
.stat-row:hover {
    color: #c0392b;
}
.stat-value {
    font-weight: 750;
    color: #e87873;
    font-size: 0.92rem;
    font-family: var(--font-heading);
    letter-spacing: 0.3px;
    white-space: nowrap;
}
.update-time {
    font-size: 0.7rem;
    color: #b0b0b0;
    text-align: right;
    margin-top: 10px;
    letter-spacing: 0.3px;
    white-space: normal;
    line-height: 1.4;
}
.total-reading-big {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 850;
    background: linear-gradient(135deg, #e87873 0%, #f59590 50%, #e87873 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
    padding: 10px 0;
    letter-spacing: 1.5px;
    animation: brandShimmer 4s ease-in-out infinite;
    word-break: break-all;
}

/* ========== 平台介绍 & APP下载 ========== */
.platform-intro {
    background: linear-gradient(145deg, #fefefe 0%, #fdf9f4 60%, #fefdfb 100%);
    border-radius: var(--radius);
    padding: 30px 34px;
    box-shadow: 0 2px 10px var(--color-shadow), 0 1px 3px var(--color-shadow-sm);
    border: 1px solid #f0e8d8;
    position: relative;
    overflow: hidden;
}
.platform-intro::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(255, 211, 182, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.platform-intro h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 750;
    color: #3d3d3d;
    margin-bottom: 14px;
    position: relative;
    z-index: 1;
}
.platform-intro p {
    font-size: 0.9rem;
    color: #555;
    line-height: 1.85;
    position: relative;
    z-index: 1;
}
.app-download-section {
    background: linear-gradient(135deg, #fff 0%, #f6fdf9 50%, #fff 100%);
    border-radius: var(--radius);
    padding: 30px 34px;
    box-shadow: 0 2px 10px var(--color-shadow), 0 1px 3px var(--color-shadow-sm);
    border: 1px solid #d4ecdf;
    display: flex;
    align-items: center;
    gap: 26px;
    flex-wrap: wrap;
    position: relative;
    overflow: hidden;
}
.app-download-section::before {
    content: '';
    position: absolute;
    top: -40px;
    left: -40px;
    width: 140px;
    height: 140px;
    background: radial-gradient(circle, rgba(168, 230, 207, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.app-download-section .app-icon {
    width: 84px;
    height: 84px;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--color-mint) 0%, var(--color-mint-deep) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 6px 22px rgba(168, 230, 207, 0.45);
    position: relative;
    z-index: 1;
    transition: var(--transition);
}
.app-download-section .app-icon:hover {
    transform: scale(1.06);
    box-shadow: 0 10px 30px rgba(168, 230, 207, 0.55);
}
.app-download-section .app-icon img {
    width: 50px;
    height: 50px;
    object-fit: contain;
    border-radius: 8px;
}
.app-download-info {
    flex: 1;
    position: relative;
    z-index: 1;
    min-width: 200px;
}
.app-download-info h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 750;
    color: #3d3d3d;
    margin-bottom: 8px;
}
.app-download-info p {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 12px;
    line-height: 1.6;
}
.btn-download-app {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 26px;
    background: linear-gradient(135deg, #2c3e50 0%, #3d5266 100%);
    color: #fff;
    border: none;
    border-radius: 26px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    letter-spacing: 0.5px;
    box-shadow: 0 4px 16px rgba(44, 62, 80, 0.3);
    position: relative;
    overflow: hidden;
    z-index: 1;
}
.btn-download-app::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}
.btn-download-app:hover::before {
    opacity: 1;
}
.btn-download-app:hover {
    background: linear-gradient(135deg, #1a2a38 0%, #2c3e50 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(44, 62, 80, 0.45);
    color: #fff;
    text-decoration: none;
}

/* ========== 底部导航 ========== */
.bottom-nav {
    width: 100%;
    background: linear-gradient(180deg, #2c3e50 0%, #1a2a38 100%);
    color: #ccc;
    padding: 32px 24px;
    margin-top: auto;
    position: relative;
    overflow: hidden;
}
.bottom-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-mint), var(--color-coral-light), var(--color-mint), transparent);
    opacity: 0.6;
}
.bottom-nav-inner {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 18px;
    position: relative;
    z-index: 1;
}
.bottom-nav-inner .footer-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 0;
}
.bottom-nav-inner .footer-links a {
    color: #bbb;
    text-decoration: none;
    font-size: 0.84rem;
    transition: var(--transition-fast);
    letter-spacing: 0.3px;
    padding: 4px 0;
    position: relative;
}
.bottom-nav-inner .footer-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--color-mint);
    transition: width 0.3s ease;
}
.bottom-nav-inner .footer-links a:hover {
    color: #fff;
}
.bottom-nav-inner .footer-links a:hover::after {
    width: 100%;
}
.footer-brand {
    font-weight: 750;
    color: #fff;
    font-size: 1rem;
    letter-spacing: 0.8px;
    font-family: var(--font-heading);
}
.footer-mobile-link a {
    color: var(--color-mint-light);
    text-decoration: underline;
    text-underline-offset: 4px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-fast);
    letter-spacing: 0.4px;
    padding: 6px 14px;
    border-radius: 18px;
    border: 1px solid rgba(168, 230, 207, 0.3);
}
.footer-mobile-link a:hover {
    color: #fff;
    background: rgba(168, 230, 207, 0.15);
    border-color: rgba(168, 230, 207, 0.6);
    text-decoration: none;
}
.footer-copyright {
    font-size: 0.72rem;
    color: #888;
    width: 100%;
    text-align: center;
    margin-top: 10px;
    letter-spacing: 0.3px;
}

/* ========== 响应式 ========== */
@media (max-width: 1280px) {
    .comic-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 14px;
    }
    .character-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .featured-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .sidebar-right {
        width: 300px;
    }
    .detail-section {
        padding: 22px 24px;
    }
}
@media (max-width: 1024px) {
    .comic-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 14px;
    }
    .character-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 14px;
    }
    .featured-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }
    .sidebar-right {
        width: 280px;
        gap: 16px;
    }
    .main-container {
        gap: 22px;
        padding: 22px 16px 34px;
    }
    .section-title {
        font-size: 1.2rem;
    }
}
@media (max-width: 860px) {
    .main-container {
        flex-direction: column;
    }
    .sidebar-right {
        width: 100%;
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 16px;
        top: auto;
        max-height: none;
        overflow-y: visible;
    }
    .sidebar-right .sidebar-card {
        flex: 1 1 calc(50% - 10px);
        min-width: 250px;
        padding: 18px 16px;
    }
    .sidebar-card h3 {
        font-size: 0.95rem;
    }
    .rank-list li {
        font-size: 0.8rem;
        padding: 8px 10px;
    }
    .total-reading-big {
        font-size: 1.6rem;
    }
    .comic-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
    .character-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
    .featured-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .top-nav-inner {
        height: auto;
        padding: 10px 0;
        justify-content: center;
    }
    .nav-links {
        justify-content: center;
        gap: 1px;
    }
    .nav-links li a {
        padding: 7px 11px;
        font-size: 0.78rem;
        border-radius: 16px;
    }
    .nav-brand h1 {
        font-size: 1.4rem;
    }
    .detail-section .detail-img-row img {
        width: 120px;
        height: 170px;
    }
    .detail-section {
        padding: 18px 20px;
    }
    .btn-login {
        padding: 8px 16px;
        font-size: 0.82rem;
    }
}
@media (max-width: 560px) {
    .comic-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .character-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .featured-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    .sidebar-right .sidebar-card {
        flex: 1 1 100%;
        min-width: auto;
        padding: 16px 14px;
    }
    .sidebar-right {
        gap: 12px;
    }
    .top-nav-inner {
        flex-direction: column;
        gap: 6px;
    }
    .nav-links {
        gap: 0;
    }
    .nav-links li a {
        padding: 6px 8px;
        font-size: 0.7rem;
        border-radius: 14px;
    }
    .btn-login {
        padding: 8px 16px;
        font-size: 0.78rem;
    }
    .bottom-nav-inner {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }
    .bottom-nav-inner .footer-links {
        justify-content: center;
        gap: 12px;
    }
    .section-title {
        font-size: 1.05rem;
        padding-left: 12px;
        border-left-width: 3px;
    }
    .detail-section {
        padding: 14px 16px;
    }
    .detail-section .detail-img-row img {
        width: 90px;
        height: 130px;
    }
    .app-download-section {
        flex-direction: column;
        text-align: center;
        padding: 22px 20px;
    }
    .comic-card-body h3 {
        font-size: 0.78rem;
    }
    .comic-card-body .meta-line {
        font-size: 0.64rem;
    }
    .total-reading-big {
        font-size: 1.4rem;
    }
    .platform-intro {
        padding: 18px 16px;
    }
    .comment-item {
        padding: 14px 16px;
    }
    .nav-brand h1 {
        font-size: 1.2rem;
    }
    .rank-list li {
        font-size: 0.78rem;
        gap: 8px;
    }
    .stat-row {
        font-size: 0.8rem;
    }
    .stat-value {
        font-size: 0.85rem;
    }
}