/* =========================================================
   asia-black-gold — 黑曜石 + 暖金「体育指挥中心」设计系统
   主底 #0a0a0d · 金 #c9a24b · 纸白 #f7f3ea
   Tailwind 负责骨架间距；本文件承载本站视觉身份与响应式
   ========================================================= */

/* ---------- 设计令牌 ---------- */
:root {
    --ink: #0a0a0d;            /* 主底：黑曜石 */
    --ink-2: #0e0e14;          /* 二级底 */
    --ink-3: #15151d;          /* 卡片浮起层 */
    --ink-4: #1b1b24;          /* 输入条/条带 */
    --gold: #c9a24b;           /* 暖金主色 */
    --gold-hi: #e6c987;        /* 高光金 */
    --gold-dim: #6f5d33;       /* 暗金，用于细线弱化 */
    --paper: #f7f3ea;          /* 主文字：暖纸白 */
    --mist: #a79f8d;           /* 次级文字 */
    --hair: rgba(247, 243, 234, 0.09);   /* 灰发丝线 */
    --hair-gold: rgba(201, 162, 75, 0.34); /* 金发丝线 */
    --wash: rgba(201, 162, 75, 0.05);     /* 金洗色块 */
    --grid: rgba(201, 162, 75, 0.055);    /* 背景网格 */
    --glow: rgba(201, 162, 75, 0.22);
    --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
    --mono: "SF Mono", ui-monospace, Consolas, "Liberation Mono", monospace;
}

/* ---------- 底纹与基础 ---------- */
html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background-color: var(--ink);
    color: var(--paper);
    font-family: var(--sans);
    line-height: 1.75;
    font-size: 16px;
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 46px 46px;
}

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

a {
    color: var(--gold-hi);
    text-decoration: none;
}

a:hover {
    color: var(--gold);
}

h1, h2, h3, h4, p, dl, dd, figure, blockquote, ul, ol {
    margin: 0;
    padding: 0;
}

ul, ol {
    list-style: none;
}

/* 选择与聚焦 */
::selection {
    background: var(--gold);
    color: var(--ink);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 3px;
    border-radius: 2px;
}

/* ---------- 版式容器 ---------- */
.shell {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 28px;
}

.mono {
    font-family: var(--mono);
}

/* 指挥中心分区小标签，如 [ LIVEBOARD ] */
.cmd-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--gold);
}

.cmd-label::before {
    content: "";
    width: 22px;
    height: 1px;
    background: var(--gold-dim);
}

/* 分区标题 + 金线底座 */
.zone-title {
    font-size: clamp(22px, 2.6vw, 30px);
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--paper);
    margin-top: 10px;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--hair-gold);
    position: relative;
}

.zone-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 64px;
    height: 3px;
    background: linear-gradient(90deg, var(--gold), transparent);
}

.zone-lead {
    color: var(--mist);
    max-width: 52rem;
    margin-bottom: 26px;
}

/* ---------- 按钮体系：金块与细边 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 14px 30px;
    border-radius: 2px;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-slab {
    background: linear-gradient(135deg, var(--gold-hi), var(--gold) 55%, #a37f33);
    color: #17120a;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35), 0 10px 24px -12px var(--glow);
}

.btn-slab:hover {
    color: #17120a;
    transform: translateY(-2px);
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35), 0 14px 30px -12px var(--glow);
}

.btn-line {
    border: 1px solid var(--gold-dim);
    color: var(--gold-hi);
    background: transparent;
}

.btn-line:hover {
    border-color: var(--gold);
    color: var(--gold-hi);
    background: var(--wash);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 10px 18px;
    font-size: 14px;
}

/* ---------- Header：透明黑金 + 超细比分条 ---------- */
.site-header {
    position: relative;
    z-index: 50;
    background: linear-gradient(180deg, rgba(10, 10, 13, 0.92), rgba(10, 10, 13, 0.55));
    backdrop-filter: blur(6px);
    transition: background 0.25s ease;
}

.site-header.scrolled {
    background: rgba(10, 10, 13, 0.97);
    box-shadow: 0 1px 0 var(--hair-gold), 0 18px 40px -30px #000;
}

/* 滚动比分条：纯装饰，文案注明「滚动示例」 */
.ticker {
    overflow: hidden;
    border-bottom: 1px solid var(--hair);
    background: rgba(13, 13, 18, 0.9);
    white-space: nowrap;
}

.ticker-track {
    display: inline-flex;
    animation: ticker-slide 42s linear infinite;
    will-change: transform;
}

.ticker:hover .ticker-track {
    animation-play-state: paused;
}

.ticker-cell {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 26px 5px 0;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    color: var(--gold-dim);
}

.ticker-cell i {
    color: var(--gold);
    font-size: 9px;
}

@keyframes ticker-slide {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* 主导航行 */
.header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    min-height: 66px;
}

.brand {
    display: inline-flex;
    flex-direction: column;
    line-height: 1.15;
}

.brand-mark {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: 0.14em;
    color: var(--gold-hi);
    font-family: var(--mono);
}

.brand-sub {
    font-size: 10px;
    letter-spacing: 0.42em;
    color: var(--mist);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 6px;
}

.site-nav a:not(.btn) {
    padding: 8px 12px;
    font-size: 15px;
    color: var(--paper);
    letter-spacing: 0.03em;
    position: relative;
}

.site-nav a:not(.btn):hover {
    color: var(--gold-hi);
}

.site-nav a:not(.btn)::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 2px;
    height: 1px;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.2s ease;
}

.site-nav a:not(.btn):hover::after {
    transform: scaleX(1);
}

.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border: 1px solid var(--hair-gold);
    border-radius: 2px;
    background: transparent;
    color: var(--gold-hi);
    font-size: 18px;
    cursor: pointer;
}

/* ---------- Hero：左文右斜切 ---------- */
.hero {
    position: relative;
    padding: 46px 0 30px;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(1100px 420px at 78% -10%, rgba(201, 162, 75, 0.12), transparent 62%),
        radial-gradient(900px 500px at -10% 110%, rgba(201, 162, 75, 0.06), transparent 60%);
    pointer-events: none;
}

.hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 44px;
    align-items: center;
}

.hero-title {
    font-size: clamp(32px, 4.6vw, 54px);
    line-height: 1.18;
    font-weight: 800;
    letter-spacing: 0.03em;
    margin: 18px 0 20px;
}

.hero-title em {
    font-style: normal;
    color: var(--gold-hi);
}

.hero-lead {
    color: var(--paper);
    font-size: 18px;
    max-width: 40rem;
    margin-bottom: 12px;
}

.hero-lead + .hero-lead {
    color: var(--mist);
    font-size: 16px;
}

.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin: 26px 0 30px;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.hero-tags span {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--gold-hi);
    border: 1px solid var(--hair-gold);
    background: rgba(15, 15, 21, 0.8);
    padding: 6px 14px;
    border-radius: 2px;
}

/* 斜切大图面板 */
.cut-panel {
    position: relative;
    min-width: 0;
}

.cut-panel figure {
    position: relative;
    clip-path: polygon(12% 0, 100% 0, 100% 100%, 0 100%);
    margin: 0;
}

.cut-panel img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    filter: saturate(0.82) contrast(1.04);
}

.cut-panel figure::after {
    content: "";
    position: absolute;
    inset: 0;
    border-left: 1px solid var(--gold);
    box-shadow: inset 0 0 60px rgba(10, 10, 13, 0.55);
    pointer-events: none;
}

/* 英雄下方统计装饰条 */
.cmd-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--hair);
    border-top: 1px solid var(--hair-gold);
    border-bottom: 1px solid var(--hair-gold);
    margin-top: 22px;
}

.cmd-stats div {
    background: rgba(13, 13, 18, 0.9);
    padding: 14px 12px;
}

.cmd-stats dt {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--gold-dim);
}

.cmd-stats dd {
    font-size: 15px;
    color: var(--paper);
    margin-top: 4px;
}

/* ---------- 通用分区节奏：细金分隔 + 明暗交替 ---------- */
.section {
    position: relative;
}

.band {
    background: linear-gradient(180deg, transparent, var(--wash) 14%, var(--wash) 86%, transparent);
    border-top: 1px solid var(--hair);
    border-bottom: 1px solid var(--hair);
}

/* 看板区：四枚迷你入口卡 */
.live-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.live-list li {
    border: 1px solid var(--hair);
    border-top: 2px solid var(--gold-dim);
    background: rgba(15, 15, 21, 0.85);
    padding: 16px 16px 14px;
    min-width: 0;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.live-list li:hover {
    border-top-color: var(--gold);
    transform: translateY(-3px);
}

.live-list .ico {
    color: var(--gold);
    font-size: 20px;
}

.live-list h4 {
    font-size: 16px;
    margin: 10px 0 4px;
    color: var(--paper);
}

.live-list p {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--mist);
}

/* 玩法矩阵：2+3 非对称 */
.matrix-grid {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 20px;
}

.lead-card {
    border: 1px solid var(--hair-gold);
    background: rgba(15, 15, 21, 0.9);
    overflow: hidden;
}

.lead-card .card-fig img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.lead-card .card-body {
    padding: 20px 22px 24px;
}

.lead-card h4 {
    font-size: 21px;
    margin-bottom: 8px;
}

.lead-card p {
    color: var(--mist);
}

.lead-card .meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--gold);
}

.side-stack {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
}

.aux-cell {
    display: flex;
    align-items: center;
    gap: 14px;
    border: 1px solid var(--hair);
    background: var(--ink-2);
    padding: 14px 16px;
    flex: 1;
    min-width: 0;
}

.aux-cell .num {
    font-family: var(--mono);
    font-size: 26px;
    font-weight: 700;
    color: transparent;
    -webkit-text-stroke: 1px var(--gold-dim);
    width: 34px;
    flex: none;
}

.aux-cell .aux-ico {
    flex: none;
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--hair-gold);
    color: var(--gold-hi);
    font-size: 16px;
}

.aux-cell h4 {
    font-size: 15px;
    color: var(--paper);
}

.aux-cell p {
    font-size: 13px;
    color: var(--mist);
    margin-top: 2px;
}

/* 版本亮点 dl */
.vault-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--hair);
    border: 1px solid var(--hair);
}

.vault-grid dl {
    background: var(--ink-2);
    padding: 20px 22px;
    display: grid;
    grid-template-columns: 52px 1fr;
    gap: 4px 14px;
    align-items: start;
}

.vault-grid dt {
    font-size: 17px;
    font-weight: 700;
    color: var(--paper);
}

.vault-grid .step-no {
    grid-row: 1 / 3;
    font-family: var(--mono);
    font-size: 13px;
    letter-spacing: 0.12em;
    color: var(--gold);
    border-left: 2px solid var(--gold);
    padding-left: 8px;
    line-height: 2;
}

.vault-grid dd {
    color: var(--mist);
    font-size: 14px;
}

/* 视角/角色卡 */
.role-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.role-card {
    border: 1px solid var(--hair);
    background: var(--ink-2);
    overflow: hidden;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.role-card:hover {
    border-color: var(--gold-dim);
    transform: translateY(-4px);
}

.role-card figure img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.role-card .role-body {
    padding: 16px 18px 20px;
}

.role-card h4 {
    font-size: 18px;
    color: var(--gold-hi);
    letter-spacing: 0.04em;
}

.role-card .role-for {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px dashed var(--hair-gold);
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--mist);
}

/* 任务清单 */
.task-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.task-list li {
    display: flex;
    gap: 14px;
    border: 1px solid var(--hair);
    background: var(--ink-2);
    padding: 14px 16px;
    align-items: flex-start;
}

.task-list i {
    color: var(--gold);
    margin-top: 4px;
    width: 18px;
}

.task-list h4 {
    font-size: 15px;
    color: var(--paper);
}

.task-list p {
    font-size: 13px;
    color: var(--mist);
}

.task-list .tag {
    flex: none;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    color: var(--gold);
    border: 1px solid var(--hair-gold);
    padding: 2px 8px;
    margin-left: auto;
}

/* 评价卡 */
.voice-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.voice-card {
    border: 1px solid var(--hair);
    background: var(--ink-2);
    padding: 20px;
    position: relative;
}

.voice-card::before {
    content: "\201C";
    font-family: Georgia, serif;
    font-size: 44px;
    line-height: 1;
    color: var(--gold-dim);
    position: absolute;
    top: 8px;
    right: 16px;
}

.voice-card blockquote {
    color: var(--paper);
    font-size: 14px;
}

.voice-card figcaption {
    margin-top: 14px;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.1em;
    color: var(--mist);
}

/* FAQ：details/summary + 金色细下划线 */
.faq-list details {
    border-bottom: 1px solid var(--hair);
}

.faq-list summary {
    list-style: none;
    cursor: pointer;
    padding: 16px 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    font-size: 16px;
    font-weight: 600;
    color: var(--paper);
    background:
        linear-gradient(var(--gold) 0 0) left bottom / 0 2px no-repeat;
    transition: background-size 0.25s ease, color 0.2s ease;
}

.faq-list summary:hover {
    color: var(--gold-hi);
}

.faq-list summary::after {
    content: "+";
    font-family: var(--mono);
    font-size: 20px;
    color: var(--gold);
    flex: none;
    transition: transform 0.2s ease;
}

.faq-list details[open] summary {
    background-size: 100% 2px;
    color: var(--gold-hi);
}

.faq-list details[open] summary::after {
    transform: rotate(45deg);
}

.faq-list summary::-webkit-details-marker {
    display: none;
}

.faq-list details p {
    color: var(--mist);
    font-size: 14px;
    padding: 0 8px 18px;
    max-width: 56rem;
}

/* 终场 CTA */
.final-band {
    background:
        linear-gradient(120deg, rgba(201, 162, 75, 0.16), transparent 55%),
        var(--ink-3);
    border: 1px solid var(--hair-gold);
    text-align: center;
    padding: 52px 28px;
}

.final-band h3 {
    font-size: clamp(24px, 3vw, 34px);
    font-weight: 800;
    letter-spacing: 0.06em;
}

.final-band p {
    color: var(--mist);
    max-width: 34rem;
    margin: 12px auto 24px;
}

.final-band .cta-row {
    justify-content: center;
    margin-bottom: 0;
}

/* ---------- Footer：三列 + 上方细金分隔 ---------- */
.site-footer {
    margin-top: 70px;
    border-top: 1px solid var(--gold-dim);
    background: rgba(8, 8, 11, 0.94);
}

.footer-grid {
    display: grid;
    grid-template-columns: 5fr 3fr 4fr;
    gap: 40px;
    padding: 40px 28px 26px;
    max-width: 1200px;
    margin: 0 auto;
}

/* 内页（无友链区）双列版 */
.footer-grid-narrow {
    grid-template-columns: 5fr 3fr;
    max-width: 860px;
}

.footer-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gold-hi);
    letter-spacing: 0.06em;
}

.footer-note {
    color: var(--mist);
    font-size: 13px;
    margin: 12px 0 8px;
    max-width: 26rem;
}

.footer-copy {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.06em;
    color: var(--gold-dim);
}

.site-footer h4 {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.26em;
    color: var(--gold);
    margin-bottom: 14px;
    text-transform: uppercase;
}

.site-footer nav a,
.friend-list a {
    display: block;
    padding: 4px 0;
    font-size: 14px;
    color: var(--paper);
}

.site-footer nav a:hover,
.friend-list a:hover {
    color: var(--gold-hi);
    padding-left: 6px;
    transition: padding-left 0.15s ease;
}

.friend-list {
    display: flex;
    flex-direction: column;
}

.footer-bottom {
    border-top: 1px solid var(--hair);
    padding: 14px 28px 20px;
    text-align: center;
    color: var(--mist);
    font-size: 13px;
}

/* ---------- 内页页头与内页组件 ---------- */
.page-head {
    padding: 46px 0 18px;
    border-bottom: 1px solid var(--hair-gold);
    margin-bottom: 30px;
}

.page-head h2 {
    font-size: clamp(28px, 3.6vw, 40px);
    font-weight: 800;
    letter-spacing: 0.04em;
    margin: 10px 0 12px;
}

.page-head p {
    color: var(--mist);
    max-width: 46rem;
}

.page-block {
    padding-bottom: 34px;
    border-bottom: 1px solid var(--hair);
    margin-bottom: 34px;
}

/* 引言卡（about） */
.quote-panel {
    border: 1px solid var(--hair-gold);
    background:
        linear-gradient(150deg, rgba(201, 162, 75, 0.08), transparent 55%),
        var(--ink-2);
    padding: 34px 30px;
    margin-bottom: 34px;
    position: relative;
    overflow: hidden;
}

.quote-panel blockquote {
    font-size: clamp(17px, 1.8vw, 21px);
    line-height: 1.9;
    color: var(--paper);
    max-width: 44rem;
}

.quote-panel blockquote::before {
    content: "\201C";
    color: var(--gold);
    font-size: 56px;
    font-family: Georgia, serif;
    vertical-align: -14px;
    margin-right: 6px;
}

.quote-meta {
    margin-top: 16px;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--gold);
}

/* 阶段叙事行 */
.stage-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: center;
    margin-bottom: 34px;
}

.stage-row.flip .stage-fig {
    order: 2;
}

.stage-no {
    font-family: var(--mono);
    color: var(--gold);
    letter-spacing: 0.3em;
    font-size: 13px;
}

.stage-row h3 {
    font-size: 22px;
    margin: 8px 0 12px;
    color: var(--paper);
    letter-spacing: 0.04em;
}

.stage-row p {
    color: var(--mist);
}

.stage-row p + p {
    margin-top: 10px;
}

.stage-fig {
    min-width: 0;
}

.stage-fig figure {
    border: 1px solid var(--hair-gold);
    background: var(--ink-3);
}

.stage-fig img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.stage-fig figcaption {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--gold-dim);
    padding: 10px 14px;
}

/* 背景竖图条 */
.bg-portrait {
    position: relative;
    margin: 26px 0;
    border-top: 1px solid var(--hair-gold);
    border-bottom: 1px solid var(--hair-gold);
    overflow: hidden;
    min-height: 300px;
}

.bg-portrait img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    opacity: 0.5;
}

.bg-portrait .bg-caption {
    position: absolute;
    left: 28px;
    right: 28px;
    bottom: 18px;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.16em;
    color: var(--paper);
}

/* 价值观 dl */
.value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin: 26px 0;
}

.value-grid dt {
    font-size: 19px;
    font-weight: 700;
    color: var(--gold-hi);
    padding-bottom: 10px;
    border-bottom: 1px solid var(--hair-gold);
    margin-bottom: 10px;
}

.value-grid dd {
    color: var(--mist);
    font-size: 14px;
}

/* 产品分区条带 */
.zone-strip {
    border-left: 3px solid var(--gold-dim);
    background: linear-gradient(90deg, rgba(201, 162, 75, 0.06), transparent 70%);
    padding: 20px 22px;
    margin-bottom: 18px;
}

.zone-strip h3 {
    font-size: 21px;
    color: var(--paper);
    letter-spacing: 0.06em;
}

.zone-strip p {
    color: var(--mist);
    font-size: 14px;
}

.h-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border: 1px solid var(--hair);
    background: var(--ink-2);
    overflow: hidden;
    margin-bottom: 34px;
}

.h-card img {
    width: 100%;
    height: 100%;
    min-height: 220px;
    object-fit: cover;
}

.h-card .h-body {
    padding: 24px 26px;
}

.h-card h4 {
    font-size: 20px;
    color: var(--gold-hi);
    margin-bottom: 10px;
}

.h-card p {
    color: var(--mist);
    font-size: 14px;
    margin-bottom: 10px;
}

.h-card ul {
    margin-top: 12px;
}

.h-card ul li {
    padding: 6px 0;
    border-bottom: 1px dashed var(--hair);
    font-size: 14px;
    color: var(--paper);
    display: flex;
    gap: 10px;
}

.h-card ul li::before {
    content: "\f054";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 11px;
    color: var(--gold-dim);
    align-self: center;
}

/* 图文纵排（product 真人区） */
.media-row {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 26px;
    align-items: center;
    margin-bottom: 34px;
}

.media-row figure img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border: 1px solid var(--hair-gold);
}

.media-row figure figcaption {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--gold-dim);
    letter-spacing: 0.16em;
    padding-top: 8px;
}

/* 竖卡列（product 电竞区 / 用途复用） */
.tall-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-bottom: 26px;
}

.tall-cards article {
    border: 1px solid var(--hair);
    background: var(--ink-2);
    overflow: hidden;
}

.tall-cards img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
}

.tall-cards h4 {
    padding: 14px 16px 2px;
    font-size: 17px;
    color: var(--gold-hi);
}

.tall-cards p {
    padding: 0 16px 16px;
    font-size: 13px;
    color: var(--mist);
}

/* news 铁轨列表 */
.news-rail {
    border-top: 1px solid var(--hair);
}

.news-item {
    display: grid;
    grid-template-columns: 96px 1fr;
    gap: 20px;
    padding: 20px 6px;
    border-bottom: 1px solid var(--hair);
}

.news-date {
    font-family: var(--mono);
    text-align: center;
    border-right: 1px solid var(--hair-gold);
    align-self: start;
    padding-top: 4px;
}

.news-date .demo {
    font-size: 10px;
    letter-spacing: 0.22em;
    color: var(--gold-dim);
}

.news-date b {
    display: block;
    font-size: 20px;
    color: var(--gold-hi);
    letter-spacing: 0.05em;
    margin: 4px 0 2px;
}

.news-date span {
    font-size: 11px;
    color: var(--mist);
}

.news-cat {
    display: inline-block;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.16em;
    color: var(--gold);
    border: 1px solid var(--hair-gold);
    padding: 2px 10px;
    margin-bottom: 8px;
}

.news-item h3 {
    font-size: 18px;
    color: var(--paper);
    letter-spacing: 0.02em;
    margin-bottom: 6px;
}

.news-item p {
    font-size: 14px;
    color: var(--mist);
    max-width: 46rem;
}

.news-feature {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 24px;
    align-items: center;
    border-bottom: 1px solid var(--hair-gold);
    padding: 22px 6px;
    margin-bottom: 10px;
}

.news-feature img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border: 1px solid var(--hair-gold);
}

/* 服务通道卡 */
.channel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.channel-card {
    border: 1px solid var(--hair);
    background: var(--ink-2);
    padding: 20px;
}

.channel-card .ch-ico {
    width: 46px;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--hair-gold);
    color: var(--gold-hi);
    font-size: 18px;
    margin-bottom: 12px;
}

.channel-card h3 {
    font-size: 17px;
    color: var(--paper);
    margin-bottom: 8px;
}

.channel-card p {
    font-size: 13px;
    color: var(--mist);
}

.split-cols {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 40px;
    align-items: start;
}

.step-list li {
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--hair);
}

.step-list b {
    font-family: var(--mono);
    color: var(--gold);
    border-left: 2px solid var(--gold);
    padding-left: 8px;
    line-height: 1.9;
}

.step-list h4 {
    font-size: 15px;
    color: var(--paper);
}

.step-list p {
    font-size: 13px;
    color: var(--mist);
    margin-top: 2px;
}

/* 赛事模式横卡 */
.mode-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin: 20px 0 8px;
}

.mode-row article {
    border: 1px solid var(--hair);
    background: var(--ink-2);
    padding: 18px 16px;
    border-top: 2px solid var(--gold-dim);
}

.mode-row article:hover {
    border-top-color: var(--gold);
}

.mode-row i {
    color: var(--gold);
    font-size: 19px;
}

.mode-row h4 {
    font-size: 16px;
    color: var(--paper);
    margin: 10px 0 6px;
}

.mode-row p {
    font-size: 12px;
    color: var(--mist);
}

.mode-row .go {
    display: inline-block;
    margin-top: 12px;
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    color: var(--gold);
}

.sched-wrap {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 26px;
    align-items: center;
}

.sched-list li {
    display: grid;
    grid-template-columns: 88px 1fr auto;
    gap: 14px;
    align-items: center;
    padding: 12px 4px;
    border-bottom: 1px solid var(--hair);
}

.sched-list time {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--gold);
}

.sched-list h4 {
    font-size: 15px;
    color: var(--paper);
    margin-bottom: 2px;
}

.sched-list p {
    font-size: 12px;
    color: var(--mist);
}

.sched-list .chip {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--gold-dim);
    border: 1px solid var(--hair-gold);
    padding: 3px 10px;
}

.kinds-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.kinds-grid article {
    border: 1px solid var(--hair);
    border-bottom: 2px solid var(--gold-dim);
    background: var(--ink-2);
    padding: 18px;
}

.kinds-grid h4 {
    font-size: 16px;
    color: var(--gold-hi);
    margin-bottom: 8px;
}

.kinds-grid p {
    font-size: 13px;
    color: var(--mist);
}

.kinds-grid .g-line {
    margin-top: 12px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--gold-dim);
}

/* 段落正文 */
.body-copy p {
    color: var(--mist);
    margin-bottom: 14px;
    max-width: 44rem;
}

/* 通用定比配图（内页收尾/侧栏） */
.cover-fig {
    margin: 0;
    min-width: 0;
}

.cover-fig img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    border: 1px solid var(--hair-gold);
    background: var(--ink-3);
}

.cover-fig figcaption {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--gold-dim);
    padding: 10px 14px;
    border: 1px solid var(--hair);
    border-top: 0;
    background: var(--ink-2);
}

/* 分区结尾的示例声明行 */
.zone-note {
    margin-top: 16px;
    font-size: 11px;
    letter-spacing: 0.2em;
}

/* 资讯头条上的小徽标 */
.demo-tag {
    display: inline-block;
    padding: 2px 10px;
    margin-bottom: 10px;
    border: 1px solid var(--hair-gold);
    border-right: 1px solid var(--hair-gold);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--gold);
    align-self: start;
    text-align: left;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr 1fr;
        gap: 26px;
    }

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

    .side-stack {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
    }

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

    .footer-grid .footer-friends {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .shell {
        padding: 0 18px;
    }

    /* 折叠菜单 */
    .nav-toggle {
        display: inline-flex;
    }

    .site-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        background: rgba(10, 10, 13, 0.99);
        border-bottom: 1px solid var(--hair-gold);
        padding: 14px 18px 20px;
        gap: 2px;
    }

    .site-nav.open {
        display: flex;
    }

    .site-nav a {
        padding: 12px 6px;
        font-size: 16px;
        border-bottom: 1px solid var(--hair);
    }

    .site-nav a:last-child {
        border-bottom: none;
    }

    .site-nav a:not(.btn)::after {
        display: none;
    }

    .site-nav .btn {
        margin-top: 12px;
        justify-content: center;
    }

    .hero {
        padding-top: 34px;
    }

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

    .hero-tags span {
        padding: 5px 10px;
    }

    .live-list {
        grid-template-columns: 1fr 1fr;
    }

    .side-stack {
        grid-template-columns: 1fr;
    }

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

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

    .task-list {
        grid-template-columns: 1fr;
    }

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

    .footer-grid,
    .footer-grid-narrow {
        grid-template-columns: 1fr;
        gap: 26px;
        padding: 30px 18px 20px;
    }

    .stage-row,
    .h-card,
    .media-row,
    .split-cols,
    .sched-wrap,
    .news-feature {
        grid-template-columns: 1fr;
    }

    .stage-row.flip .stage-fig {
        order: 0;
    }

    .value-grid,
    .channel-grid,
    .tall-cards,
    .mode-row,
    .kinds-grid {
        grid-template-columns: 1fr;
    }

    .sched-list li {
        grid-template-columns: 64px 1fr;
    }

    .sched-list .chip {
        grid-column: 2;
        justify-self: start;
    }

    .cmd-stats {
        grid-template-columns: 1fr;
    }

    .news-item {
        grid-template-columns: 72px 1fr;
        gap: 14px;
    }
}

@media (max-width: 420px) {
    body {
        font-size: 15px;
    }

    .shell {
        padding: 0 14px;
    }

    .brand-mark {
        font-size: 20px;
    }

    .brand-sub {
        letter-spacing: 0.24em;
    }

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

    .cta-row .btn {
        width: 100%;
    }

    .live-list {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 30px;
    }

    .ticker-cell {
        font-size: 10px;
    }

    .page-head {
        padding-top: 32px;
    }
}

/* 减少动态偏好 */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .ticker-track {
        animation: none;
    }

    * {
        transition: none !important;
    }
}