/* ===== 体育直播主题 · 青墨 + 珊瑚橙 ===== */
:root {
    --c-primary: #0d4f5c;
    --c-primary-dark: #083640;
    --c-accent: #e8634a;
    --c-accent-soft: #fff0ec;
    --c-bg: #eef2f5;
    --c-surface: #ffffff;
    --c-text: #1e2a32;
    --c-muted: #5c6b75;
    --c-border: #d4dee4;
    --c-radius: 10px;
    --c-shadow: 0 2px 12px rgba(13, 79, 92, 0.08);
    --c-header-h: 68px;
    --c-max: 1180px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.65;
    color: var(--c-text);
    background: var(--c-bg);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--c-primary);
    text-decoration: none;
}

.z34c3bcontainer {
    max-width: var(--c-max);
    margin: 0 auto;
    padding: 0 16px;
}

/* ===== 头部导航 ===== */
.z34c3bheader {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
    box-shadow: var(--c-shadow);
}

.z34c3bheader-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: var(--c-header-h);
}

.z34c3blogo h1 {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.2;
}

.z34c3blogo h1 a {
    color: var(--c-primary);
}

.z34c3blogo-tagline {
    font-size: 0.75rem;
    color: var(--c-muted);
    margin-top: 2px;
}

.z34c3bmain-nav ul {
    display: flex;
    list-style: none;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.z34c3bmain-nav a {
    display: block;
    padding: 0.45rem 0.75rem;
    font-size: 0.9rem;
    color: var(--c-text);
    border-radius: 6px;
    transition: background 0.2s, color 0.2s;
}

.z34c3bmain-nav a:hover,
.z34c3bmain-nav .z34c3bthis a {
    background: var(--c-accent-soft);
    color: var(--c-accent);
}

.z34c3bmenu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    padding: 6px;
    border: 1px solid var(--c-border);
    border-radius: 8px;
    background: var(--c-surface);
    cursor: pointer;
}

.z34c3bmenu-toggle span {
    display: block;
    height: 2px;
    background: var(--c-primary);
    border-radius: 1px;
    transition: transform 0.25s, opacity 0.25s;
}

.z34c3bmenu-toggle.z34c3bactive span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.z34c3bmenu-toggle.z34c3bactive span:nth-child(2) {
    opacity: 0;
}

.z34c3bmenu-toggle.z34c3bactive span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ===== 首页横幅 ===== */
.z34c3bbanner {
    background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-dark) 55%, #0a2e36 100%);
    color: #fff;
    padding: 2.5rem 0;
}

.z34c3bbanner-wrap {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
    align-items: center;
}

.z34c3beyebrow {
    display: inline-block;
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 0.75rem;
}

.z34c3bbanner-copy h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: #fff;
    border: none;
    padding: 0;
}

.z34c3blead {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.88);
    margin-bottom: 1.25rem;
    max-width: 540px;
}

.z34c3blead strong {
    color: #ffd4cc;
    font-weight: 600;
}

.z34c3bbanner-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.z34c3bbanner-pills span {
    font-size: 0.8rem;
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.z34c3bdownload-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.z34c3bdl-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1.25rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
}

.z34c3bdl-primary {
    background: var(--c-accent);
    color: #fff;
    border: 1px solid var(--c-accent);
}

.z34c3bdl-secondary {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.45);
}

.z34c3bdl-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.z34c3bbanner-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    max-width: 420px;
}

.z34c3bmetric {
    text-align: center;
    padding: 0.75rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.z34c3bmetric strong {
    display: block;
    font-size: 1.25rem;
    color: var(--c-accent);
    margin-bottom: 0.2rem;
}

.z34c3bmetric span {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.75);
}

.z34c3bbanner-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.z34c3bbanner-img {
    max-height: 280px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.25));
}

/* ===== 简介条 ===== */
.z34c3bintro-strip {
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
    padding: 1.25rem 0;
}

.z34c3bintro-strip p {
    font-size: 0.92rem;
    color: var(--c-muted);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.75;
}

.z34c3bintro-strip strong {
    color: var(--c-primary);
}

/* ===== 主内容区 ===== */
.z34c3bmain-content {
    padding: 2rem 0 3rem;
}

.z34c3bsection {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--c-shadow);
    overflow: hidden;
}

.z34c3bsection-head {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--c-border);
}

.z34c3bsection-head--split {
    align-items: center;
}

.z34c3bsection-head h2 {
    font-size: 1.35rem;
    color: var(--c-primary);
    margin-bottom: 0.25rem;
    border: none;
    padding: 0;
}

.z34c3bsection-head p {
    font-size: 0.85rem;
    color: var(--c-muted);
}

.z34c3btab-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.z34c3bnav-btn {
    padding: 0.4rem 0.9rem;
    font-size: 0.82rem;
    border: 1px solid var(--c-border);
    border-radius: 20px;
    background: var(--c-bg);
    color: var(--c-muted);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}

.z34c3bnav-btn:hover {
    border-color: var(--c-primary);
    color: var(--c-primary);
}

.z34c3bnav-btn.z34c3bactive {
    background: var(--c-primary);
    border-color: var(--c-primary);
    color: #fff;
}

/* ===== 直播大厅 ===== */
.z34c3blive-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.z34c3blive-card {
    position: relative;
    padding: 1rem;
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    background: var(--c-bg);
    min-height: 160px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.z34c3blive-card:hover {
    border-color: var(--c-primary);
    box-shadow: var(--c-shadow);
}

.z34c3blive-card--hero {
    grid-column: span 2;
    grid-row: span 2;
    background: linear-gradient(160deg, var(--c-primary) 0%, var(--c-primary-dark) 100%);
    color: #fff;
    border-color: transparent;
    min-height: auto;
}

.z34c3blive-card--hero h3,
.z34c3blive-card--hero .z34c3bcard-note {
    color: #fff;
}

.z34c3blive-card--hero .z34c3bmatch-line em {
    color: rgba(255, 255, 255, 0.6);
}

.z34c3blive-card--hero .z34c3bcard-meta {
    color: rgba(255, 255, 255, 0.8);
}

.z34c3bbadge {
    align-self: flex-start;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
}

.z34c3bbadge-live {
    background: var(--c-accent);
    color: #fff;
}

.z34c3bbadge-soon {
    background: #f0b429;
    color: #1e2a32;
}

.z34c3bbadge-replay {
    background: var(--c-muted);
    color: #fff;
}

.z34c3blive-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.3;
}

.z34c3bmatch-line {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.z34c3bmatch-line em {
    font-style: normal;
    font-size: 0.75rem;
    color: var(--c-muted);
    flex-shrink: 0;
}

.z34c3bcard-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    color: var(--c-muted);
    margin-top: auto;
}

.z34c3bcard-note {
    font-size: 0.78rem;
    color: var(--c-muted);
    margin-top: 0.25rem;
}

/* ===== 焦点赛程 ===== */
.z34c3bfeatured-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.z34c3bfeatured-item {
    display: grid;
    grid-template-columns: 90px 1fr auto;
    grid-template-rows: auto auto;
    gap: 0.4rem 1rem;
    align-items: center;
    padding: 1rem;
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    background: var(--c-bg);
    transition: border-color 0.2s;
}

.z34c3bfeatured-time {
    grid-row: 1 / 3;
}

.z34c3bfeatured-teams {
    grid-column: 2;
    grid-row: 1;
}

.z34c3bfeatured-item > p {
    grid-column: 2;
    grid-row: 2;
    margin: 0;
}

.z34c3bfeatured-tags {
    grid-column: 3;
    grid-row: 1 / 3;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    align-items: flex-end;
}

.z34c3bfeatured-item:hover {
    border-color: var(--c-primary);
}

.z34c3bfeatured-time span {
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--c-primary);
}

.z34c3bfeatured-time small {
    font-size: 0.75rem;
    color: var(--c-muted);
}

.z34c3bfeatured-teams {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.z34c3bfeatured-teams > div {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
}

.z34c3bfeatured-teams i {
    font-style: normal;
}

.z34c3bfeatured-teams b {
    margin-left: 0.35rem;
    color: var(--c-accent);
    font-size: 1rem;
}

.z34c3bfeatured-teams em {
    font-style: normal;
    font-size: 0.8rem;
    color: var(--c-muted);
}

.z34c3bfeatured-item > p {
    font-size: 0.85rem;
    color: var(--c-muted);
}

.z34c3bfeatured-tags span {
    font-size: 0.72rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    background: var(--c-accent-soft);
    color: var(--c-accent);
    white-space: nowrap;
}

/* ===== 开赛预告时间轴 ===== */
.z34c3btimeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-left: 2px solid var(--c-border);
    margin-left: 0.5rem;
    padding-left: 1.25rem;
}

.z34c3btimeline-item {
    position: relative;
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--c-border);
}

.z34c3btimeline-item:last-child {
    border-bottom: none;
}

.z34c3btimeline-item::before {
    content: "";
    position: absolute;
    left: -1.45rem;
    top: 1.35rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--c-accent);
    border: 2px solid var(--c-surface);
    box-shadow: 0 0 0 2px var(--c-accent);
}

.z34c3btimeline-item time {
    font-weight: 700;
    color: var(--c-primary);
    font-size: 0.95rem;
}

.z34c3btimeline-item h3 {
    font-size: 0.95rem;
    margin-bottom: 0.2rem;
}

.z34c3btimeline-item p {
    font-size: 0.82rem;
    color: var(--c-muted);
}

/* ===== 资讯 ===== */
.z34c3bnews-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 1rem;
}

.z34c3bnews-main {
    padding: 1.25rem;
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    background: var(--c-bg);
}

.z34c3bnews-cat {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.2rem 0.5rem;
    background: var(--c-primary);
    color: #fff;
    border-radius: 4px;
    margin-bottom: 0.75rem;
}

.z34c3bnews-main h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.z34c3bnews-main > p {
    font-size: 0.88rem;
    color: var(--c-muted);
    margin-bottom: 1rem;
}

.z34c3bnews-foot {
    display: flex;
    gap: 1rem;
    font-size: 0.78rem;
    color: var(--c-muted);
}

.z34c3bnews-side {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.z34c3bnews-mini {
    padding: 1rem;
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    background: var(--c-surface);
}

.z34c3bnews-mini h4 {
    font-size: 0.9rem;
    margin-bottom: 0.35rem;
    line-height: 1.35;
}

.z34c3bnews-mini p {
    font-size: 0.8rem;
    color: var(--c-muted);
}

/* ===== 数据榜单 ===== */
.z34c3bstats-board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.z34c3bstats-col {
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    overflow: hidden;
    background: var(--c-bg);
}

.z34c3bstats-col h3 {
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    background: var(--c-primary);
    color: #fff;
}

.z34c3bstats-col ol {
    list-style: none;
    padding: 0.5rem;
}

.z34c3bstats-col li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 0.5rem;
    border-bottom: 1px solid var(--c-border);
    font-size: 0.85rem;
}

.z34c3bstats-col li:last-child {
    border-bottom: none;
}

.z34c3brank {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--c-accent-soft);
    color: var(--c-accent);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
}

.z34c3bname {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.z34c3bstats-col li strong {
    flex-shrink: 0;
    color: var(--c-primary);
    font-weight: 700;
}

/* ===== 观赛百科 ===== */
.z34c3bknowledge-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.z34c3bknowledge-card {
    padding: 1.25rem;
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    background: var(--c-bg);
}

.z34c3bknowledge-card h3 {
    font-size: 0.95rem;
    color: var(--c-primary);
    margin-bottom: 0.5rem;
}

.z34c3bknowledge-card p {
    font-size: 0.85rem;
    color: var(--c-muted);
    line-height: 1.7;
}

/* ===== 首页文章 ===== */
.z34c3bmore-link {
    font-size: 0.85rem;
    padding: 0.45rem 1rem;
    border: 1px solid var(--c-primary);
    border-radius: 6px;
    color: var(--c-primary);
    white-space: nowrap;
    transition: background 0.2s, color 0.2s;
}

.z34c3bmore-link:hover {
    background: var(--c-primary);
    color: #fff;
}

.z34c3barticle-home-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
}

.z34c3barticle-home-card {
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    overflow: hidden;
    background: var(--c-bg);
    transition: box-shadow 0.2s;
}

.z34c3barticle-home-card:hover {
    box-shadow: var(--c-shadow);
}

.z34c3barticle-home-thumb {
    display: block;
    overflow: hidden;
}

.z34c3barticle-home-thumb img {
    width: 100%;
    height: 110px;
    object-fit: cover;
}

.z34c3barticle-home-body {
    padding: 0.75rem;
}

.z34c3barticle-home-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.72rem;
    color: var(--c-muted);
    margin-bottom: 0.4rem;
    gap: 0.25rem;
}

.z34c3barticle-home-body h3 {
    font-size: 0.85rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.z34c3barticle-home-body h3 a {
    color: var(--c-text);
}

.z34c3barticle-home-body h3 a:hover {
    color: var(--c-accent);
}

/* ===== 页脚 ===== */
.z34c3bfooter {
    background: var(--c-primary-dark);
    color: rgba(255, 255, 255, 0.85);
    padding: 2.5rem 0 1.5rem;
    margin-top: 1rem;
}

.z34c3bfooter-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.z34c3bfooter-section h3 {
    color: var(--c-accent);
    font-size: 1rem;
    margin-bottom: 0.75rem;
}

.z34c3bfooter-section p,
.z34c3bfooter-section li {
    font-size: 0.88rem;
    line-height: 1.7;
}

.z34c3bfooter-section ul {
    list-style: none;
}

.z34c3bfooter-section a {
    color: rgba(255, 255, 255, 0.8);
}

.z34c3bfooter-section a:hover {
    color: #fff;
}

.z34c3bcopyright {
    text-align: center;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 0.82rem;
}

.z34c3bcopyright a {
    color: var(--c-accent);
}

.z34c3bsitemap-links a {
    color: rgba(255, 255, 255, 0.6);
    margin: 0 0.15rem;
}

.z34c3bsitemap-links a:hover {
    color: #fff;
}

/* ===== 内页通用 ===== */
.z34c3bpage-banner {
    background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-dark) 100%);
    color: #fff;
    padding: 2rem 0 1.75rem;
}

.z34c3bpage-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.z34c3bpage-desc {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    max-width: 720px;
}

.z34c3bbreadcrumb {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

.z34c3bbreadcrumb a {
    color: #ffd4cc;
}

.z34c3bbreadcrumb span {
    margin: 0 0.3rem;
}

.z34c3binner-main {
    padding: 2rem 0 3rem;
}

.z34c3binner-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 1.5rem;
    align-items: start;
}

.z34c3binner-content {
    min-width: 0;
}

.z34c3barticle-panel,
.z34c3blist-panel,
.z34c3brelated-panel {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    padding: 1.5rem;
    box-shadow: var(--c-shadow);
    margin-bottom: 1.25rem;
    overflow: hidden;
}

.z34c3barticle-header h1 {
    font-size: 1.45rem;
    line-height: 1.4;
    margin-bottom: 0.75rem;
    color: var(--c-primary);
}

.z34c3barticle-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: var(--c-muted);
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--c-border);
}

.z34c3barticle-meta a {
    color: var(--c-accent);
}

.z34c3barticle-cover {
    margin: 1rem 0;
}

.z34c3bthumb-cover {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
    border-radius: var(--c-radius);
    border: 1px solid var(--c-border);
}

.z34c3barticle-content {
    line-height: 1.85;
    font-size: 0.95rem;
    color: var(--c-text);
    word-break: break-word;
}

.z34c3barticle-content img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin: 0.75rem 0;
}

.z34c3barticle-gallery-item {
    margin: 1rem 0;
    text-align: center;
}

.z34c3barticle-gallery-item figcaption {
    font-size: 0.82rem;
    color: var(--c-muted);
    margin-top: 0.4rem;
}

.z34c3bdiyfield {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--c-border);
}

.z34c3bmeta-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    list-style: none;
    margin-top: 1.25rem;
}

.z34c3btagitem a {
    display: inline-block;
    padding: 0.25rem 0.7rem;
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: 20px;
    font-size: 0.82rem;
    color: var(--c-muted);
}

.z34c3btagitem a:hover {
    background: var(--c-accent-soft);
    border-color: var(--c-accent);
    color: var(--c-accent);
}

.z34c3barticle-nav {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    padding: 1rem 1.25rem;
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
}

.z34c3bprenext-next {
    text-align: right;
}

.z34c3bpanel-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--c-accent);
    color: var(--c-primary);
}

.z34c3brelated-list {
    list-style: none;
}

.z34c3brelated-item {
    display: flex;
    gap: 1rem;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--c-border);
}

.z34c3brelated-item:last-child {
    border-bottom: none;
}

.z34c3brelated-thumb {
    flex: 0 0 110px;
}

.z34c3brelated-thumb img {
    width: 110px;
    height: 74px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid var(--c-border);
}

.z34c3brelated-body h3 {
    font-size: 0.95rem;
    margin-bottom: 0.3rem;
    line-height: 1.35;
}

.z34c3brelated-body h3 a {
    color: var(--c-text);
}

.z34c3brelated-body h3 a:hover {
    color: var(--c-accent);
}

.z34c3brelated-body p {
    font-size: 0.85rem;
    color: var(--c-muted);
}

/* ===== 列表页 ===== */
.z34c3blist-items {
    list-style: none;
}

.z34c3blist-item {
    display: flex;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--c-border);
}

.z34c3blist-item:last-child {
    border-bottom: none;
}

.z34c3blist-thumb {
    flex: 0 0 160px;
}

.z34c3blist-thumb img {
    width: 160px;
    height: 106px;
    object-fit: cover;
    border-radius: var(--c-radius);
    border: 1px solid var(--c-border);
}

.z34c3blist-body {
    flex: 1;
    min-width: 0;
}

.z34c3blist-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    font-size: 0.8rem;
    color: var(--c-muted);
    margin-bottom: 0.4rem;
}

.z34c3blist-cat {
    color: var(--c-accent);
}

.z34c3blist-title {
    font-size: 1.05rem;
    margin-bottom: 0.4rem;
    line-height: 1.4;
}

.z34c3blist-title a {
    color: var(--c-text);
}

.z34c3blist-title a:hover {
    color: var(--c-accent);
}

.z34c3blist-intro {
    font-size: 0.88rem;
    color: var(--c-muted);
    line-height: 1.6;
}

.z34c3bpagebar {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--c-border);
}

.z34c3bpagebar .pagelist,
.z34c3bpagelist {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.4rem;
    list-style: none;
}

.z34c3bpagebar .pagelist a,
.z34c3bpagebar .pagelist span,
.z34c3bpagelist a,
.z34c3bpagelist span {
    display: inline-block;
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--c-border);
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--c-text);
    background: var(--c-bg);
}

.z34c3bpagebar .pagelist a:hover,
.z34c3bpagelist a:hover {
    background: var(--c-primary);
    border-color: var(--c-primary);
    color: #fff;
}

.z34c3bpagebar .pagelist .thisclass a,
.z34c3bpagelist .thisclass a {
    background: var(--c-accent);
    border-color: var(--c-accent);
    color: #fff;
}

/* ===== 侧栏 ===== */
.z34c3bsidebar {
    position: sticky;
    top: calc(var(--c-header-h) + 12px);
}

.z34c3bsidebar-block {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--c-radius);
    padding: 1.15rem;
    margin-bottom: 1rem;
    box-shadow: var(--c-shadow);
    overflow: hidden;
}

.z34c3bsidebar-title {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--c-accent);
    color: var(--c-primary);
}

.z34c3bsidebar-list {
    list-style: none;
}

.z34c3bsidebar-list li {
    margin-bottom: 0.4rem;
}

.z34c3bsidebar-list a {
    font-size: 0.88rem;
    color: var(--c-text);
}

.z34c3bsidebar-list a:hover,
.z34c3bsidebar-list .z34c3bthis a {
    color: var(--c-accent);
}

.z34c3bsidebar-articles {
    list-style: none;
}

.z34c3bsidebar-article-item {
    display: flex;
    gap: 0.65rem;
    padding: 0.55rem 0;
    border-bottom: 1px solid var(--c-border);
}

.z34c3bsidebar-article-item:last-child {
    border-bottom: none;
}

.z34c3bsidebar-thumb {
    flex: 0 0 68px;
}

.z34c3bsidebar-thumb img {
    width: 68px;
    height: 50px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid var(--c-border);
}

.z34c3bsidebar-article-info {
    flex: 1;
    min-width: 0;
}

.z34c3bsidebar-article-info > a {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 0.85rem;
    line-height: 1.35;
    color: var(--c-text);
    margin-bottom: 0.2rem;
}

.z34c3bsidebar-article-info > a:hover {
    color: var(--c-accent);
}

.z34c3bsidebar-date {
    font-size: 0.75rem;
    color: var(--c-muted);
}

/* ===== 锚点偏移 ===== */
section[id] {
    scroll-margin-top: calc(var(--c-header-h) + 12px);
}

/* ===== 响应式 ===== */
@media (max-width: 1100px) {
    .z34c3blive-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .z34c3blive-card--hero {
        grid-column: span 2;
        grid-row: span 1;
    }

    .z34c3barticle-home-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 991px) {
    .z34c3bbanner-wrap {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .z34c3blead {
        margin-left: auto;
        margin-right: auto;
    }

    .z34c3bbanner-pills,
    .z34c3bdownload-row {
        justify-content: center;
    }

    .z34c3bbanner-metrics {
        margin: 0 auto;
    }

    .z34c3bnews-layout {
        grid-template-columns: 1fr;
    }

    .z34c3bstats-board,
    .z34c3bknowledge-grid {
        grid-template-columns: 1fr;
    }

    .z34c3bfeatured-item {
        grid-template-columns: 80px 1fr;
    }

    .z34c3bfeatured-tags {
        grid-column: 1 / -1;
        flex-direction: row;
        justify-content: flex-start;
        margin-top: 0.5rem;
    }

    .z34c3binner-layout {
        grid-template-columns: 1fr;
    }

    .z34c3bsidebar {
        position: static;
    }

    .z34c3barticle-home-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 767px) {
    .z34c3bmenu-toggle {
        display: flex;
    }

    .z34c3bheader-inner {
        flex-wrap: wrap;
        position: relative;
        padding-top: 0.75rem;
        padding-bottom: 0.75rem;
    }

    .z34c3bmain-nav {
        display: none;
        width: 100%;
        order: 10;
        background: var(--c-bg);
        border: 1px solid var(--c-border);
        border-radius: var(--c-radius);
        padding: 0.5rem;
        margin-top: 0.5rem;
    }

    .z34c3bmain-nav.z34c3bactive {
        display: block;
    }

    .z34c3bmain-nav ul {
        flex-direction: column;
        gap: 0;
    }

    .z34c3bmain-nav a {
        padding: 0.65rem 0.75rem;
        border-radius: 6px;
    }

    .z34c3bbanner {
        padding: 1.75rem 0;
    }

    .z34c3bbanner-metrics {
        grid-template-columns: 1fr;
        max-width: 100%;
    }

    .z34c3bsection {
        padding: 1.15rem;
    }

    .z34c3bsection-head {
        flex-direction: column;
        align-items: flex-start;
    }

    .z34c3btab-row {
        width: 100%;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 0.25rem;
        -webkit-overflow-scrolling: touch;
    }

    .z34c3blive-grid {
        grid-template-columns: 1fr;
    }

    .z34c3blive-card--hero {
        grid-column: span 1;
    }

    .z34c3bfeatured-item {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .z34c3bfeatured-item > p {
        grid-column: 1;
    }

    .z34c3btimeline-item {
        grid-template-columns: 60px 1fr;
        gap: 0.75rem;
    }

    .z34c3barticle-home-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .z34c3blist-item {
        flex-direction: column;
    }

    .z34c3blist-thumb {
        flex: none;
        width: 100%;
    }

    .z34c3blist-thumb img {
        width: 100%;
        height: auto;
        max-height: 200px;
    }

    .z34c3brelated-item {
        flex-direction: column;
    }

    .z34c3brelated-thumb {
        flex: none;
    }

    .z34c3brelated-thumb img {
        width: 100%;
        height: auto;
        max-height: 180px;
    }

    .z34c3barticle-nav {
        flex-direction: column;
    }

    .z34c3bprenext-next {
        text-align: left;
    }

    .z34c3bfooter-content {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .z34c3blogo h1 {
        font-size: 1.1rem;
    }

    .z34c3bdownload-row {
        flex-direction: column;
    }

    .z34c3bdl-btn {
        width: 100%;
    }

    .z34c3barticle-home-grid {
        grid-template-columns: 1fr;
    }

    .z34c3barticle-home-thumb img {
        height: 140px;
    }
}

@media (hover: none) {
    .z34c3blive-card:hover,
    .z34c3bfeatured-item:hover,
    .z34c3barticle-home-card:hover {
        box-shadow: none;
    }
}