/* ============================================================
   sports-broadcast · 1xBET在线游戏-体育官方网站
   设计系统：体育直播演播厅 — 暗蓝底 + 草地绿 + 频道条语言
   断点：375（移动优先）/ 768 / 1080 / 1440
   ============================================================ */

:root {
    --bg: #0a1628;
    --bg2: #0d1c31;
    --panel: #101f36;
    --panel2: #0e1c30;
    --line: #20395c;
    --line-soft: #1a2f4e;
    --live: #16a34a;
    --live-bright: #22c55e;
    --live-deep: #15803d;
    --amber: #f59e0b;
    --ink: #e8f1fb;
    --muted: #9db2c8;
    --muted2: #7e94ab;
    --radius: 10px;
}

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

html {
    scroll-behavior: smooth;
    background: var(--bg);
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
    background: var(--bg);
    color: var(--ink);
    font-size: 15px;
    line-height: 1.8;
    overflow-x: hidden;
}

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

ul,
ol {
    list-style: none;
}

a {
    color: inherit;
    text-decoration: none;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
    outline: 2px solid var(--live-bright);
    outline-offset: 2px;
}

.wrap {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 16px;
}

/* ---------- 频道条与主导航（two-layer header） ---------- */

.channel-strip {
    background: linear-gradient(90deg, #071324, #0b1d33);
    border-bottom: 1px solid var(--line-soft);
}

.strip-in {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding-top: 6px;
    padding-bottom: 6px;
    font-size: 12px;
}

.strip-left,
.strip-right {
    display: flex;
    align-items: center;
    gap: 10px;
    white-space: nowrap;
}

.strip-tip {
    color: var(--muted2);
}

.strip-right {
    color: var(--muted2);
    letter-spacing: 0.08em;
}

.live-pill {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 3px 10px;
    border: 1px solid rgba(34, 197, 94, 0.45);
    border-radius: 999px;
    background: rgba(22, 163, 74, 0.12);
    color: #c9f2d8;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.06em;
}

.dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--live-bright);
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.55);
    animation: dot-pulse 2s ease-out infinite;
    flex: none;
}

.dot-amber {
    background: var(--amber);
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4);
    animation: none;
}

@keyframes dot-pulse {
    0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.55); }
    70% { box-shadow: 0 0 0 7px rgba(34, 197, 94, 0); }
    100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

.main-nav {
    position: relative;
    background: rgba(11, 25, 44, 0.96);
    border-bottom: 2px solid var(--live-deep);
}

.main-nav.scrolled {
    background: rgba(7, 17, 32, 0.99);
    box-shadow: 0 8px 20px rgba(4, 10, 20, 0.5);
}

.nav-in {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 60px;
}

.brand-logo,
.brand-line {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 54px;
    height: 30px;
    padding: 0 8px;
    background: linear-gradient(135deg, var(--live), var(--live-deep));
    border-radius: 5px;
    color: #fff;
    font-weight: 800;
    font-size: 14px;
    letter-spacing: 0.02em;
}

.brand-name {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.04em;
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0 11px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--panel2);
    cursor: pointer;
}

.nav-toggle span {
    height: 2px;
    background: var(--live-bright);
    border-radius: 2px;
}

.nav-links {
    display: none;
}

.site-header.nav-open .nav-in {
    flex-wrap: wrap;
    padding-bottom: 12px;
}

.site-header.nav-open .nav-links {
    display: flex;
    flex-direction: column;
    flex-basis: 100%;
    gap: 2px;
    padding: 8px 0 0;
    border-top: 1px solid var(--line-soft);
    background: var(--bg2);
}

.nav-link {
    display: block;
    padding: 8px 10px;
    border-radius: 6px;
    color: var(--muted);
    font-size: 15px;
}

.nav-link:hover {
    color: #fff;
    background: rgba(34, 197, 94, 0.08);
}

.nav-link.is-active {
    color: #fff;
    font-weight: 600;
    background: linear-gradient(90deg, rgba(22, 163, 74, 0.22), rgba(22, 163, 74, 0.05));
    border-left: 3px solid var(--live-bright);
}

/* ---------- 通用区块 ---------- */

.section {
    padding: 42px 0;
}

.band-focus {
    background: linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
}

.band-dark {
    background: linear-gradient(180deg, var(--bg2) 0%, var(--bg) 100%);
}

.sec-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--live-bright);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.22em;
}

.sec-eyebrow::before {
    content: "";
    width: 22px;
    height: 2px;
    background: var(--live-bright);
}

.sec-head {
    margin-bottom: 20px;
}

.sec-title {
    margin-top: 6px;
    font-size: 24px;
    line-height: 1.4;
    color: #fff;
}

.sec-lead {
    margin-top: 8px;
    max-width: 76ch;
    color: var(--muted);
    font-size: 14px;
}

.card-text {
    color: var(--muted);
    font-size: 14px;
}

.card-title {
    color: #fff;
    font-size: 16px;
    line-height: 1.5;
}

/* ---------- Hero（全幅球场 + 暗色遮罩） ---------- */

.hero {
    position: relative;
    display: flex;
    align-items: flex-end;
    min-height: 560px;
    overflow: hidden;
    background: var(--bg2);
}

.hero-media {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
}

.hero-shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(10, 22, 40, 0.45) 0%,
        rgba(10, 22, 40, 0.15) 38%,
        rgba(10, 22, 40, 0.92) 100%
    );
}

.hero-wrap {
    position: relative;
    z-index: 2;
    padding-top: 30px;
    padding-bottom: 34px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.hero-kicker {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.kicker-text {
    color: #dbe9f7;
    font-size: 13px;
    letter-spacing: 0.08em;
}

.hero-title {
    margin-top: 10px;
    font-size: 30px;
    line-height: 1.3;
    color: #fff;
    letter-spacing: 0.02em;
}

.hero-sub {
    margin-top: 10px;
    max-width: 58ch;
    color: #c4d4e4;
    font-size: 14px;
}

.cover-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.topic-tag {
    padding: 5px 12px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 999px;
    background: rgba(10, 22, 40, 0.55);
    color: #fff;
    font-size: 13px;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}

/* ---------- 按钮 ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 44px;
    padding: 10px 20px;
    border: 1px solid transparent;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-live {
    background: linear-gradient(135deg, var(--live), var(--live-deep));
    color: #fff;
    box-shadow: 0 4px 14px rgba(22, 163, 74, 0.35);
}

.btn-live:hover {
    box-shadow: 0 6px 18px rgba(34, 197, 94, 0.45);
    transform: translateY(-1px);
}

.btn-ghost {
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(10, 22, 40, 0.4);
    color: #fff;
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.12);
}

.btn-xl {
    min-height: 52px;
    padding: 13px 28px;
    font-size: 16px;
}

/* ---------- 今日焦点预告卡 ---------- */

.media {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--panel2);
}

.media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.grid-preview {
    display: grid;
    gap: 16px;
}

.preview-card {
    position: relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
}

.preview-card::before,
.preview-card::after {
    content: "";
    position: absolute;
    width: 18px;
    height: 18px;
    z-index: 2;
    pointer-events: none;
}

.preview-card::before {
    top: 10px;
    left: 10px;
    border-top: 2px solid rgba(34, 197, 94, 0.9);
    border-left: 2px solid rgba(34, 197, 94, 0.9);
    border-top-left-radius: 3px;
}

.preview-card::after {
    bottom: 10px;
    right: 10px;
    border-bottom: 2px solid rgba(34, 197, 94, 0.9);
    border-right: 2px solid rgba(34, 197, 94, 0.9);
    border-bottom-right-radius: 3px;
}

.preview-card:hover {
    border-color: #2e4f78;
}

.card-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px 16px 16px;
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.tag-chip {
    display: inline-block;
    padding: 2px 9px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: rgba(34, 197, 94, 0.08);
    color: var(--live-bright);
    font-size: 12px;
}

.status-line {
    display: flex;
    align-items: center;
    gap: 7px;
    color: #c9f2d8;
    font-size: 13px;
}

.count-strip {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: auto;
    padding-top: 10px;
}

.cs-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    color: var(--muted2);
    font-size: 12px;
}

.cs-track {
    position: relative;
    height: 6px;
    border-radius: 999px;
    background: #1b3555;
    overflow: hidden;
}

.cs-fill {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--live-deep), var(--live-bright));
    opacity: 0.85;
}

/* ---------- 联赛频道 4 张频道卡 ---------- */

.grid-league {
    display: grid;
    gap: 16px;
}

.channel-card {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
    display: flex;
    flex-direction: column;
    transition: transform 0.15s ease, border-color 0.15s ease;
}

.channel-card:hover {
    transform: translateY(-2px);
    border-color: #2e5a3e;
}

.grid-league .media {
    aspect-ratio: 4 / 3;
}

.channel-card .card-body {
    flex: 1;
}

/* ---------- 实时玩法三横卡 ---------- */

.play-list {
    display: grid;
    gap: 12px;
}

.play-row {
    display: grid;
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 14px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-left: 3px solid var(--live);
    border-radius: 8px;
    background: var(--panel);
}

.play-ic,
.tool-ic,
.act-ic,
.pass-ic {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 8px;
    background: rgba(34, 197, 94, 0.12);
    color: var(--live-bright);
    font-size: 20px;
}

.play-title {
    color: #fff;
    font-size: 16px;
    line-height: 1.5;
}

/* ---------- 观赛工具箱 2+2 ---------- */

.grid-tools {
    display: grid;
    gap: 14px;
}

.tool-card {
    display: grid;
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 14px;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel2);
}

/* ---------- 活动三卡 ---------- */

.grid-acts {
    display: grid;
    gap: 14px;
}

.act-card {
    display: grid;
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 8px 14px;
    padding: 18px 16px;
    border: 1px dashed #2b4a72;
    border-radius: 8px;
    background: var(--panel);
}

.act-card .card-title {
    align-self: center;
}

.act-card .card-text {
    grid-column: 1 / -1;
}

/* ---------- 球迷留言 ---------- */

.grid-voices {
    display: grid;
    gap: 14px;
}

.voice-card {
    position: relative;
    padding: 18px 18px 14px;
    border-left: 3px solid var(--live-deep);
    border-radius: 0 8px 8px 0;
    background: var(--panel);
}

.voice-quote {
    color: #d3e2f1;
    font-size: 14px;
    line-height: 1.9;
}

.voice-quote::before {
    content: "\201C";
    display: block;
    color: var(--live);
    font-size: 30px;
    line-height: 1;
    margin-bottom: 4px;
}

.voice-who {
    margin-top: 10px;
    color: var(--muted2);
    font-size: 13px;
}

.voice-who i {
    color: var(--live-bright);
    margin-right: 6px;
}

/* ---------- FAQ（details / 绿点前缀） ---------- */

.faq-list {
    max-width: 900px;
}

.faq-item {
    margin-top: 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
    overflow: hidden;
}

.faq-item summary {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    color: #eaf3fb;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
}

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

.faq-item summary::before {
    content: "";
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--live-bright);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
    flex: none;
}

.faq-item summary:hover {
    background: rgba(34, 197, 94, 0.05);
}

.faq-item[open] summary {
    border-bottom: 1px solid var(--line-soft);
}

.faq-item p {
    padding: 12px 16px 16px 35px;
    color: var(--muted);
    font-size: 14px;
}

/* ---------- 返回顶部按钮 ---------- */

.back-top {
    position: fixed;
    right: 16px;
    bottom: 16px;
    z-index: 80;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(34, 197, 94, 0.5);
    border-radius: 50%;
    background: rgba(10, 22, 40, 0.92);
    color: var(--live-bright);
    font-size: 15px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.back-top.show {
    opacity: 1;
    visibility: visible;
}

.back-top:hover {
    background: var(--live-deep);
    color: #fff;
}

/* ---------- 内页通用顶栏（page band） ---------- */

.page-band,
.news-desk,
.live-wall {
    position: relative;
    overflow: hidden;
    padding: 36px 0 32px;
    border-bottom: 1px solid var(--line);
    background:
        linear-gradient(180deg, rgba(22, 163, 74, 0.16), rgba(22, 163, 74, 0) 60%),
        var(--bg2);
}

.page-band::before,
.news-desk::before,
.live-wall::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: repeating-linear-gradient(
        0deg,
        rgba(255, 255, 255, 0.025) 0,
        rgba(255, 255, 255, 0.025) 1px,
        transparent 1px,
        transparent 4px
    );
}

.page-band .wrap,
.news-desk .wrap,
.live-wall .wrap {
    position: relative;
    z-index: 1;
}

.page-title {
    margin-top: 10px;
    font-size: 28px;
    line-height: 1.35;
    color: #fff;
}

.fig-cap {
    margin-top: 8px;
    color: var(--muted2);
    font-size: 12px;
}

/* ---------- about：章程布局 ---------- */

.charter-layout {
    display: grid;
    gap: 24px;
}

.line-item {
    padding: 18px;
    border-left: 3px solid var(--live);
    border-radius: 0 8px 8px 0;
    background: var(--panel);
}

.line-item + .line-item {
    margin-top: 12px;
}

.item-title {
    margin-bottom: 6px;
    color: #fff;
    font-size: 17px;
    line-height: 1.5;
}

.data-note {
    margin-top: 18px;
    padding: 16px 18px;
    border: 1px solid rgba(245, 158, 11, 0.5);
    border-radius: 8px;
    background: rgba(245, 158, 11, 0.06);
}

.note-title {
    color: #fcd34d;
    font-size: 15px;
    margin-bottom: 6px;
}

.note-title i {
    margin-right: 6px;
}

.principle-box {
    margin-top: 22px;
}

.principles {
    display: grid;
    gap: 8px;
    margin-top: 10px;
}

.principles li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 8px 12px;
    border-radius: 6px;
    background: var(--panel2);
}

.pri-ic {
    color: var(--live-bright);
    font-size: 15px;
    margin-top: 3px;
}

.charter-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
}

.charter-side {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.charter-fig {
    overflow: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--line);
}

.charter-fig img {
    aspect-ratio: 3 / 4;
    object-position: center 20%;
}

.side-card {
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
}

.side-title {
    color: #fff;
    font-size: 15px;
    margin-bottom: 8px;
}

.side-list li {
    position: relative;
    padding-left: 16px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.9;
}

.side-list li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 0.85em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--live);
}

/* ---------- product：玩法大区 ---------- */

.zone {
    padding: 36px 0;
    border-top: 1px solid var(--line-soft);
}

.zone-grid {
    display: grid;
    gap: 20px;
    align-items: center;
}

.zone-fig {
    margin: 0;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--line);
}

.zone-fig img,
.charter-fig img,
.rail-fig img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.zone-body .sec-eyebrow {
    margin-bottom: 4px;
}

.check-list {
    display: grid;
    gap: 6px;
    margin: 12px 0 16px;
}

.check-list li {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    color: var(--muted);
    font-size: 14px;
}

.check-list li::before {
    content: "\2713";
    color: var(--live-bright);
    font-weight: 700;
    flex: none;
}

.sign-block {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-height: 220px;
    justify-content: center;
    padding: 24px 22px;
    border: 1px dashed #2b4a72;
    border-radius: var(--radius);
    background:
        repeating-linear-gradient(
            -45deg,
            rgba(34, 197, 94, 0.03) 0,
            rgba(34, 197, 94, 0.03) 12px,
            transparent 12px,
            transparent 24px
        ),
        var(--panel2);
}

.sign-cap {
    color: var(--live-bright);
    font-size: 13px;
    letter-spacing: 0.1em;
}

.mock-pills {
    display: flex;
    gap: 8px;
}

.pill-off,
.pill-on {
    padding: 4px 14px;
    border-radius: 999px;
    font-size: 13px;
}

.pill-off {
    border: 1px solid var(--line);
    color: var(--muted2);
}

.pill-on {
    border: 1px solid var(--live);
    background: rgba(22, 163, 74, 0.18);
    color: #c9f2d8;
}

.mock-lines li,
.topic-lines li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    color: var(--muted);
    font-size: 14px;
}

.mock-lines li {
    border-bottom: 1px dashed var(--line-soft);
}

.topic-no {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 6px;
    background: rgba(34, 197, 94, 0.14);
    color: var(--live-bright);
    font-size: 13px;
    font-weight: 700;
    flex: none;
}

/* ---------- news：新闻室 6 卡 ---------- */

.news-desk {
    padding-bottom: 44px;
}

.desk-line {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.desk-state {
    display: flex;
    align-items: center;
    gap: 7px;
    color: #c9f2d8;
    font-size: 13px;
}

.grid-news {
    display: grid;
    gap: 18px;
}

.news-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
}

.news-card:hover {
    border-color: #2e4f78;
}

.news-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px 16px 16px;
}

.news-time {
    color: var(--muted2);
    font-size: 12px;
    margin-left: auto;
}

.news-title {
    color: #fff;
    font-size: 17px;
    line-height: 1.5;
}

.news-excerpt {
    color: var(--muted);
    font-size: 13px;
}

/* ---------- live：预告墙 3 x 2 ---------- */

.live-wall {
    padding-bottom: 44px;
}

.live-wall .sec-eyebrow::before {
    background: var(--live-bright);
}

.wall-grid {
    display: grid;
    gap: 18px;
}

.live-tile {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
}

.live-tile:hover {
    border-color: #2e5a3e;
}

.tile-chip {
    position: absolute;
    left: 10px;
    bottom: 10px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    max-width: calc(100% - 20px);
}

.tile-name {
    padding: 3px 10px;
    border-radius: 4px;
    background: rgba(10, 22, 40, 0.82);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
}

.tile-state {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 9px;
    border-radius: 999px;
    background: rgba(10, 22, 40, 0.82);
    color: #c9f2d8;
    font-size: 12px;
}

.tile-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px 16px 16px;
    flex: 1;
}

.tile-title {
    color: #fff;
    font-size: 16px;
    line-height: 1.5;
}

/* ---------- contact：帮助站 ---------- */

.help-layout {
    display: grid;
    gap: 22px;
}

.help-zone {
    padding: 18px 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel2);
}

.help-zone + .help-zone {
    margin-top: 16px;
}

.qa-list {
    margin-top: 10px;
}

.help-rail {
    align-self: start;
}

.rail-card {
    padding: 18px 16px;
    border: 1px solid var(--line);
    border-top: 3px solid var(--live);
    border-radius: var(--radius);
    background: var(--panel);
}

.rail-title {
    color: #fff;
    font-size: 16px;
    margin: 6px 0 12px;
}

.check-steps {
    display: grid;
    gap: 12px;
    counter-reset: none;
}

.check-steps li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.step-no {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: rgba(22, 163, 74, 0.16);
    color: var(--live-bright);
    font-size: 13px;
    font-weight: 700;
    flex: none;
    margin-top: 2px;
}

.rail-fig {
    margin-top: 16px;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: 8px;
    border: 1px solid var(--line);
}

.rail-note {
    margin-top: 14px;
    padding: 10px 12px;
    border-radius: 6px;
    background: rgba(22, 163, 74, 0.08);
    color: var(--muted);
    font-size: 13px;
    line-height: 1.8;
}

.rail-note i {
    color: var(--live-bright);
    margin-right: 6px;
}

/* ---------- contact 底部通道卡 / 通用 CTA 带 ---------- */

.grid-pass {
    display: grid;
    gap: 14px;
}

.pass-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 18px 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel);
    transition: border-color 0.15s ease, transform 0.15s ease;
}

.pass-card:hover {
    border-color: #2e5a3e;
    transform: translateY(-2px);
}

.cta-inner {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-top: 34px;
    padding: 26px 20px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background:
        radial-gradient(circle at 90% 20%, rgba(22, 163, 74, 0.22), transparent 42%),
        linear-gradient(135deg, var(--panel2), var(--panel));
}

.cta-title {
    color: #fff;
    font-size: 20px;
    line-height: 1.5;
    margin-bottom: 6px;
}

.cta-acts {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

/* ---------- 页脚 ---------- */

.site-footer {
    background: #071120;
    border-top: 3px solid var(--live-deep);
}

.foot-badges {
    border-bottom: 1px solid var(--line-soft);
    background: #0a1726;
}

.badges-in {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding-top: 12px;
    padding-bottom: 12px;
}

.badges-label {
    color: var(--muted2);
    font-size: 12px;
    letter-spacing: 0.2em;
    margin-right: 4px;
}

.mini-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 2px 10px;
    border: 1px solid #26476e;
    border-radius: 999px;
    color: #b9cddf;
    font-size: 12px;
}

.mini-badge::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--live);
}

.foot-main {
    padding: 30px 0 10px;
}

.foot-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 26px;
}

.foot-col h4.foot-title {
    margin-bottom: 10px;
    color: #fff;
    font-size: 15px;
}

.foot-brand-link {
    display: block;
    margin: 10px 0;
    color: #c9f2d8;
    font-size: 15px;
    font-weight: 600;
}

.foot-brand-link:hover {
    color: var(--live-bright);
}

.foot-links li {
    padding: 3px 0;
}

.foot-links a {
    color: var(--muted);
    font-size: 14px;
    transition: color 0.15s ease;
}

.foot-links a:hover {
    color: var(--live-bright);
}

.foot-note {
    border-top: 1px solid var(--line-soft);
    padding: 16px 0 22px;
    background: #060d18;
}

.note-in {
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--muted2);
    font-size: 12px;
}

/* ---------- 响应式：768 ---------- */

@media (min-width: 768px) {
    .wrap {
        padding: 0 24px;
    }

    .nav-toggle {
        display: none;
    }

    .nav-links {
        display: flex;
        flex-wrap: wrap;
        gap: 4px;
    }

    .nav-link {
        padding: 6px 10px;
        font-size: 14px;
    }

    .site-header.nav-open .nav-in {
        flex-wrap: nowrap;
        padding-bottom: 0;
    }

    .site-header.nav-open .nav-links {
        display: flex;
        flex-basis: auto;
        flex-direction: row;
        padding: 0;
        border-top: 0;
        background: transparent;
    }

    .grid-preview {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid-league {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid-tools {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid-voices {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid-news {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .wall-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid-acts {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .grid-pass {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero-title {
        font-size: 42px;
    }

    .page-title {
        font-size: 32px;
    }

    .sec-title {
        font-size: 28px;
    }

    .foot-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* ---------- 响应式：1080 以上（hero 左右分栏 / 频道 4 列 / 预告墙 3 列） ---------- */

@media (min-width: 1080px) {
    .hero-wrap {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
        gap: 30px;
    }

    .hero-main {
        max-width: 62%;
    }

    .hero-side {
        max-width: 340px;
        text-align: right;
    }

    .hero-side .cover-topics {
        justify-content: flex-end;
    }

    .hero-side .hero-ctas {
        justify-content: flex-end;
    }

    .grid-league {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .wall-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .charter-layout {
        grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
        align-items: start;
    }

    .charter-side {
        position: sticky;
        top: 18px;
    }

    .help-layout {
        grid-template-columns: minmax(0, 1fr) 330px;
        align-items: start;
    }

    .help-rail {
        position: sticky;
        top: 18px;
    }

    .zone-grid {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    }

    .zone-grid.rev .zone-fig,
    .zone-grid.rev .sign-block {
        order: 2;
    }

    .grid-news {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 20px;
    }

    .grid-pass {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .cta-inner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

/* ---------- 响应式：1440 ---------- */

@media (min-width: 1440px) {
    .wrap {
        max-width: 1240px;
        padding: 0 32px;
    }

    .section {
        padding: 60px 0;
    }

    .hero {
        min-height: 620px;
    }

    .hero-title {
        font-size: 50px;
    }

    .page-title {
        font-size: 36px;
    }
}

/* ---------- 响应式：窄屏修正 ---------- */

@media (max-width: 560px) {
    .strip-in {
        flex-wrap: wrap;
        row-gap: 2px;
    }
}