/**
 * 嬴政天下 AI测评中心 - 专属样式
 * 
 * 继承全局 style.css 的 CSS 变量体系
 * 新增测评绿 --eval / LMSYS紫 --lmsys 色调
 */

/* =====================================================
   测评色彩扩展
   ===================================================== */
:root {
    --eval: #2dd4a8;
    --eval-dim: rgba(45, 212, 168, .08);
    --eval-border: rgba(45, 212, 168, .2);
    --lmsys: #6366f1;
    --lmsys-dim: rgba(99, 102, 241, .08);
    --arena: #38bdf8;
    --original: #f59e0b;
    --original-dim: rgba(245, 158, 11, .08);
}

/* =====================================================
   导航栏 "AI测评" Tab 专属高亮
   ===================================================== */
.channel-tab--review.active {
    color: var(--eval) !important;
    border-bottom-color: var(--eval) !important;
}

.channel-tab--review.active .channel-count {
    background: var(--eval-dim) !important;
    color: var(--eval) !important;
}

.channel-tab--review:hover {
    color: var(--eval);
}

/* =====================================================
   测评 Hero 横幅
   ===================================================== */
.review-hero {
    position: relative;
    overflow: hidden;
    padding: 3rem 0 2.25rem;
    border-bottom: 1px solid var(--border);
}

.review-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 0%, rgba(45, 212, 168, .06) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 80% 20%, rgba(99, 102, 241, .04) 0%, transparent 60%);
    pointer-events: none;
}

.review-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(45, 212, 168, .025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(45, 212, 168, .025) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, .3) 0%, transparent 80%);
    -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .3) 0%, transparent 80%);
    pointer-events: none;
}

.review-hero .container {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .3rem .7rem;
    background: var(--eval-dim);
    border: 1px solid var(--eval-border);
    border-radius: 20px;
    font-size: .75rem;
    color: var(--eval);
    font-weight: 500;
    margin-bottom: .85rem;
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    background: var(--eval);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: .3; }
}

.hero-title {
    font-family: 'Noto Serif SC', serif;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: .65rem;
}

.hero-title .accent {
    background: linear-gradient(135deg, var(--eval), var(--arena));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    color: var(--muted);
    font-size: .92rem;
    line-height: 1.7;
    max-width: 600px;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 1.35rem;
    padding-top: 1.35rem;
    border-top: 1px solid var(--border);
}

.hero-stat-val {
    font-family: 'JetBrains Mono', 'Noto Sans SC', monospace;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--eval);
}

.hero-stat-label {
    font-size: .72rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: .05em;
    margin-top: .1rem;
}

/* =====================================================
   测评子Tab（全部 / 本站 / LMSYS）
   ===================================================== */
.review-tabs {
    display: flex;
    gap: 0;
    padding: .5rem 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.25rem;
}

.review-tab {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .6rem 1rem;
    font-size: .87rem;
    font-weight: 500;
    color: var(--muted);
    border-bottom: 2px solid transparent;
    transition: all .2s;
    text-decoration: none;
    white-space: nowrap;
}

.review-tab:hover {
    color: var(--text);
    background: rgba(255, 255, 255, .02);
}

.review-tab.active {
    color: var(--eval);
    border-bottom-color: var(--eval);
}

.review-tab .tab-count {
    font-size: .7rem;
    background: var(--eval-dim);
    color: var(--eval);
    padding: .1rem .4rem;
    border-radius: 8px;
    font-weight: 600;
}

/* =====================================================
   标签云
   ===================================================== */
.review-tag-cloud {
    display: flex;
    gap: .35rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.review-card__tag--active {
    color: var(--eval) !important;
    background: var(--eval-dim) !important;
    border-color: var(--eval-border) !important;
}

/* =====================================================
   测评文章卡片
   ===================================================== */
.review-card {
    display: block;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.35rem;
    transition: all .3s;
    position: relative;
}

.review-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--eval), var(--lmsys));
    border-radius: 12px 12px 0 0;
    opacity: 0;
    transition: opacity .3s;
}

.review-card:hover {
    border-color: var(--border-light, #252530);
    background: var(--card-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, .3);
}

.review-card:hover::after { opacity: 1; }
.review-card:hover .review-card__title { color: var(--eval); }

/* 来源徽章 */
.review-card__source {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    padding: .2rem .55rem;
    border-radius: 4px;
    font-size: .7rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: .65rem;
}

.review-card__source--lmsys { background: var(--lmsys); }
.review-card__source--arena { background: var(--arena); }
.review-card__source--original { background: var(--original); color: #000; }
.review-card__source--default { background: var(--eval); color: #000; }

.review-card__title {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: .6rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color .2s;
}

.review-card__excerpt {
    font-size: .85rem;
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: .85rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.review-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: .85rem;
    border-top: 1px solid var(--border);
}

.review-card__tags {
    display: flex;
    gap: .35rem;
    flex-wrap: wrap;
}

.review-card__tag {
    padding: .15rem .5rem;
    background: var(--tag-bg, #1a1815);
    border: 1px solid transparent;
    border-radius: 4px;
    font-size: .7rem;
    color: var(--muted);
    transition: all .2s;
    text-decoration: none;
}

.review-card__tag:hover {
    color: var(--eval);
    background: var(--eval-dim);
}

.review-card__info {
    display: flex;
    align-items: center;
    gap: .65rem;
    font-size: .75rem;
    color: var(--muted);
    flex-shrink: 0;
}

.review-card__original {
    display: inline-flex;
    align-items: center;
    gap: .25rem;
    font-size: .72rem;
    color: var(--muted);
    margin-top: .5rem;
    opacity: .6;
    transition: opacity .2s;
}

.review-card:hover .review-card__original { opacity: 1; }

/* =====================================================
   详情页 - 来源横条
   ===================================================== */
.review-source-bar {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .85rem 1rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    margin-bottom: 1.5rem;
    font-size: .85rem;
    margin-top: 10px;
}

.review-source-bar__badge {
    padding: .25rem .65rem;
    border-radius: 5px;
    font-size: .78rem;
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
}

.review-source-bar__text {
    color: var(--muted);
    flex: 1;
    min-width: 0;
}

.review-source-bar__text em {
    font-style: normal;
    opacity: .7;
}

.review-source-bar__link {
    color: var(--eval);
    font-size: .82rem;
    transition: opacity .2s;
    white-space: nowrap;
    flex-shrink: 0;
}

.review-source-bar__link:hover {
    opacity: .8;
    color: var(--eval);
}

/* =====================================================
   详情页 - 关于本文 / 评分面板
   ===================================================== */
.review-scores {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.review-scores__title {
    font-size: .9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: .4rem;
}

.score-bar {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin-bottom: .65rem;
}

.score-bar__label {
    font-size: .8rem;
    color: var(--muted);
    width: 80px;
    flex-shrink: 0;
    text-align: right;
}

.score-bar__track {
    flex: 1;
    height: 6px;
    background: rgba(255, 255, 255, .06);
    border-radius: 3px;
    overflow: hidden;
}

.score-bar__fill {
    height: 100%;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--eval), var(--arena));
    transition: width .6s ease-out;
}

.score-bar__val {
    font-family: 'JetBrains Mono', monospace;
    font-size: .78rem;
    color: var(--eval);
    width: 32px;
    text-align: right;
    font-weight: 600;
}

/* =====================================================
   侧栏通用面板组件
   ===================================================== */
.sidebar-panel {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.sidebar-panel__title {
    font-size: .9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: .4rem;
}

.sidebar-panel__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-panel__list li {
    padding: .5rem 0;
    border-bottom: 1px solid var(--border);
}

.sidebar-panel__list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.sidebar-panel__list a {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: .5rem;
    font-size: .85rem;
    color: var(--muted);
    line-height: 1.5;
    transition: color .2s;
    text-decoration: none;
}

.sidebar-panel__list a:hover {
    color: var(--eval);
}

.sidebar-panel__item-title {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sidebar-panel__item-date {
    flex-shrink: 0;
    font-size: .75rem;
    opacity: .5;
}

/* 侧栏 RSS 订阅按钮 */
.sidebar-rss-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
    width: 100%;
    padding: .6rem 1rem;
    background: var(--eval-dim);
    border: 1px solid var(--eval-border);
    border-radius: 8px;
    color: var(--eval);
    font-size: .85rem;
    font-weight: 500;
    transition: all .2s;
    text-decoration: none;
}

.sidebar-rss-btn:hover {
    background: rgba(45, 212, 168, .15);
    color: var(--eval);
}

/* =====================================================
   相关测评
   ===================================================== */
.related-reviews {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.related-reviews__title {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: .5rem;
}

/* 相关测评 — 长条列表样式 */
.related-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.related-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
    color: inherit;
    transition: background .15s;
}

.related-item:first-child {
    padding-top: 0;
}

.related-item:last-child {
    border-bottom: none;
}

.related-item:hover {
    background: rgba(255,255,255,.02);
}

.related-item:hover .related-item__title {
    color: var(--eval);
}

.related-item__body {
    flex: 1;
    min-width: 0;
}

.related-item__title {
    font-size: .95rem;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: .3rem;
    display: flex;
    align-items: center;
    gap: .5rem;
    transition: color .2s;
}

.related-item__source {
    display: inline-flex;
    padding: .1rem .4rem;
    border-radius: 3px;
    font-size: .65rem;
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
    line-height: 1.4;
}

.related-item__excerpt {
    font-size: .82rem;
    color: var(--muted);
    line-height: 1.6;
    margin-bottom: .4rem;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-item__meta {
    display: flex;
    align-items: center;
    gap: .5rem;
    flex-wrap: wrap;
}

.related-item__tag {
    padding: .1rem .4rem;
    background: var(--tag-bg, #1a1815);
    border-radius: 3px;
    font-size: .68rem;
    color: var(--muted);
}

.related-item__date,
.related-item__views {
    font-size: .72rem;
    color: var(--muted);
    opacity: .7;
}

.related-item__views i {
    margin-right: .15rem;
}

.related-item__arrow {
    color: var(--muted);
    opacity: .3;
    font-size: .75rem;
    flex-shrink: 0;
    transition: opacity .2s;
}

.related-item:hover .related-item__arrow {
    opacity: .7;
    color: var(--eval);
}

/* =====================================================
   空状态
   ===================================================== */
.review-empty {
    text-align: center;
    padding: 4rem 1rem;
    color: var(--muted);
}

.review-empty__icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    opacity: .4;
}

.review-empty__text {
    font-size: .95rem;
    margin-bottom: .5rem;
}

.review-empty__sub {
    font-size: .82rem;
    opacity: .6;
}

/* =====================================================
   分页覆盖（测评绿色）
   ===================================================== */
.review-pagination .current {
    background: var(--eval) !important;
    border-color: var(--eval) !important;
    color: #000 !important;
}

.review-pagination a:hover {
    border-color: var(--eval);
    color: var(--eval);
}

/* =====================================================
   响应式
   ===================================================== */
@media (max-width: 768px) {
    .review-hero { padding: 2rem 0 1.5rem; }
    .hero-title { font-size: 1.5rem; }
    .hero-stats { gap: 1.25rem; }
    .hero-stat-val { font-size: 1.1rem; }

    .review-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .review-tab {
        white-space: nowrap;
        padding: .5rem .75rem;
        font-size: .82rem;
    }

    .review-source-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: .5rem;
    }
}

@media (max-width: 480px) {
    .hero-stats { flex-wrap: wrap; gap: 1rem; }
    .hero-desc { font-size: .85rem; }
}