@charset "UTF-8";
:root {
  color-scheme: dark;
  --bg: #0E1117;
  --deep: #080A0E;
  --panel: #161B24;
  --panel-soft: #1B2230;
  --line: #293140;
  --muted: #94A3B8;
  --text: #F1F5F9;
  --accent: #F25C36;
  --cyan: #38BDF8;
  --radius: 10px;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; color: var(--text); background: var(--bg); font-size: 15px; line-height: 1.7; }
a { color: inherit; text-decoration: none; }
a:hover { color: #fff; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }
.container { width: min(1240px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 20; padding: 8px 14px; color: #081018; background: white; border-radius: 6px; }
.skip-link:focus { top: 12px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.site-header { background: var(--deep); border-bottom: 1px solid #202632; }
.header-inner { min-height: 76px; display: flex; align-items: center; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: 210px; }
.brand img { width: 42px; height: 42px; object-fit: contain; border-radius: 8px; }
.brand strong { display: block; font-size: 20px; line-height: 1.2; letter-spacing: .02em; }
.brand small { display: block; margin-top: 3px; color: var(--muted); font-size: 11px; }
.main-nav { display: flex; align-items: center; gap: 28px; height: 76px; }
.main-nav a { display: inline-flex; align-items: center; height: 100%; color: #AAB4C2; border-bottom: 2px solid transparent; }
.main-nav a:hover, .main-nav a.active { color: #fff; border-color: var(--accent); }
.header-download { margin-left: auto; color: var(--cyan); border: 1px solid #23516A; background: #102330; padding: 8px 14px; border-radius: 7px; font-size: 13px; }
.header-download:hover { background: #153247; }
.page-home { padding-top: 26px; }
.intro-panel { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 12px 28px; padding: 23px 26px; background: linear-gradient(115deg, #191F2A, #141A23 72%); border: 1px solid var(--line); border-radius: var(--radius); }
.intro-copy { grid-row: span 2; }
.eyebrow, .section-kicker { color: var(--cyan); font-size: 12px; font-weight: 700; letter-spacing: .04em; }
.eyebrow { display: flex; align-items: center; gap: 8px; }
.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px #F25C3670; }
h1, h2, h3, p { margin-top: 0; }
.intro-panel h1 { margin: 8px 0 7px; font-size: clamp(23px, 3vw, 31px); line-height: 1.35; letter-spacing: -.03em; }
.intro-panel p { margin: 0; max-width: 720px; color: var(--muted); font-size: 14px; }
.primary-action, .secondary-action { display: inline-flex; justify-content: center; align-items: center; gap: 10px; min-height: 42px; padding: 0 17px; border-radius: 7px; font-weight: 700; font-size: 13px; }
.primary-action { color: #fff; background: var(--accent); border: 1px solid var(--accent); }
.primary-action:hover { background: #DB4B2B; }
.secondary-action { color: var(--cyan); border: 1px solid #28516A; background: #10202B; }
.search-area { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin: 19px 0 27px; }
.search-form { display: flex; align-items: center; width: min(510px, 100%); min-height: 46px; padding: 4px; background: var(--panel); border: 1px solid #303A49; border-radius: 8px; }
.search-form:focus-within { border-color: var(--cyan); box-shadow: 0 0 0 2px #38BDF820; }
.search-icon { padding: 0 10px; color: var(--cyan); font-size: 23px; line-height: 1; }
.search-form input { min-width: 0; flex: 1; color: var(--text); background: transparent; border: 0; outline: 0; font-size: 13px; }
.search-form input::placeholder { color: #758296; }
.search-form button { min-height: 36px; padding: 0 15px; color: white; background: var(--accent); border: 0; border-radius: 6px; cursor: pointer; font-size: 12px; font-weight: 700; }
.category-nav { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.category-chip { padding: 6px 13px; color: #B7C1CF; background: var(--panel); border: 1px solid #2B3442; border-radius: 5px; font-size: 12px; transition: .15s ease; }
.category-chip:hover, .category-chip.is-active { color: white; background: #38251F; border-color: #8E402C; }
.category-chip.has-focus { outline: 2px solid var(--cyan); outline-offset: 2px; }
.content-section, .category-overview { margin-top: 28px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 15px; margin-bottom: 15px; }
.section-heading h2, .install-notes h2 { margin: 3px 0 0; font-size: 21px; letter-spacing: -.02em; }
.section-heading > p { margin: 0 0 2px; color: var(--muted); font-size: 12px; }
.poster-grid { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 18px 14px; }
.poster-card { min-width: 0; overflow: hidden; }
.poster-frame { position: relative; overflow: hidden; aspect-ratio: 2 / 3; background: #202735; border: 1px solid #303846; border-radius: 7px; }
.poster-frame::after { position: absolute; content: ""; inset: 45% 0 0; background: linear-gradient(transparent, #090D14A8); pointer-events: none; }
.poster-frame img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.poster-card:hover .poster-frame img { transform: scale(1.035); }
.poster-badge, .poster-status { position: absolute; z-index: 1; font-size: 10px; line-height: 1.5; border-radius: 3px; }
.poster-badge { top: 8px; left: 8px; padding: 2px 6px; color: #DFF6FF; background: #0B3548E8; border: 1px solid #28708D; }
.poster-status { right: 7px; bottom: 8px; color: #fff; text-shadow: 0 1px 3px #000; }
.poster-info { padding-top: 8px; }
.poster-info h3 { overflow: hidden; margin: 0; font-size: 14px; font-weight: 700; white-space: nowrap; text-overflow: ellipsis; }
.poster-meta { display: flex; gap: 10px; margin-top: 2px; color: var(--muted); font-size: 11px; }
.poster-info p { display: -webkit-box; min-height: 42px; overflow: hidden; margin: 6px 0; color: #A5B0BF; font-size: 11px; line-height: 1.55; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.tag-row span { display: inline-block; padding: 1px 6px; color: #9DAEC1; background: #202938; border-radius: 3px; font-size: 10px; }
.empty-state { padding: 38px 20px; text-align: center; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
.empty-state strong { font-size: 17px; }
.empty-state p { margin: 5px 0 13px; color: var(--muted); font-size: 13px; }
.empty-state a { color: var(--cyan); }
.category-summary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.category-summary-grid a { display: grid; grid-template-columns: 42px 1fr; align-items: center; gap: 1px 11px; padding: 13px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; }
.category-summary-grid a:hover { border-color: #456078; background: #1B2430; }
.summary-symbol { grid-row: span 2; display: grid; place-items: center; width: 40px; height: 40px; color: var(--accent); background: #38231E; border-radius: 7px; font-size: 17px; font-weight: 800; }
.category-summary-grid strong { font-size: 13px; }
.category-summary-grid small { color: var(--muted); font-size: 10px; }
.device-strip { display: flex; justify-content: space-between; align-items: center; gap: 25px; margin: 30px 0 38px; padding: 22px 25px; background: linear-gradient(110deg, #172431, #171D28); border: 1px solid #294356; border-radius: 10px; }
.device-strip h2 { margin: 4px 0; font-size: 19px; }
.device-strip p { margin: 0; color: var(--muted); font-size: 12px; }
.device-link { flex: 0 0 auto; padding: 9px 14px; color: var(--cyan); border: 1px solid #32627C; border-radius: 6px; font-size: 12px; font-weight: 700; }
.site-footer { background: var(--deep); border-top: 1px solid #202632; }
.footer-inner { padding: 24px 0 20px; }
.footer-brand { font-size: 18px; font-weight: 800; }
.footer-inner p { margin: 4px 0 12px; color: var(--muted); font-size: 12px; }
.footer-links { display: flex; gap: 18px; margin-bottom: 13px; font-size: 12px; }
.footer-links a:hover { color: var(--cyan); }
.footer-inner > small { color: #697789; font-size: 10px; }
.breadcrumb { display: flex; gap: 9px; padding: 20px 0 16px; color: var(--muted); font-size: 12px; }
.breadcrumb a { color: var(--cyan); }
.download-hero { padding: 30px; background: linear-gradient(120deg, #192431, #151B25); border: 1px solid #2B3948; border-radius: 10px; }
.download-hero h1 { margin: 7px 0 8px; font-size: clamp(24px, 4vw, 34px); }
.download-hero p { max-width: 760px; margin: 0; color: var(--muted); font-size: 14px; }
.device-pills { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 17px; }
.device-pills span { padding: 5px 10px; color: var(--cyan); background: #102330; border: 1px solid #254A60; border-radius: 4px; font-size: 11px; }
.download-options { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 20px; }
.download-card { display: grid; grid-template-columns: 48px 1fr; gap: 16px; padding: 22px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; }
.download-card-icon { display: grid; place-items: center; width: 46px; height: 46px; color: var(--accent); background: #38231E; border-radius: 8px; font-size: 20px; font-weight: 800; }
.tv-icon { color: var(--cyan); background: #102C3A; }
.download-label { color: var(--cyan); font-size: 11px; }
.download-card h2 { margin: 3px 0 7px; font-size: 19px; }
.download-card p, .download-card li { color: #AAB5C4; font-size: 12px; }
.download-card p { margin-bottom: 10px; }
.download-card ul { margin: 0 0 14px; padding-left: 18px; }
.download-card li { padding: 2px 0; }
.download-unavailable { display: grid; gap: 3px; padding: 11px 12px; background: #211F20; border: 1px solid #574036; border-radius: 6px; }
.download-unavailable strong { color: #F3B39F; font-size: 12px; }
.download-unavailable span { color: #B5A49D; font-size: 11px; }
.install-notes { margin: 30px 0; padding: 22px; background: #141A23; border: 1px solid var(--line); border-radius: 10px; }
.install-notes ol { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 18px 0 0; padding-left: 20px; }
.install-notes li { padding-left: 4px; color: var(--accent); }
.install-notes li strong { color: var(--text); font-size: 13px; }
.install-notes li p { margin: 3px 0 0; color: var(--muted); font-size: 11px; }
.return-panel { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 38px; padding: 20px 23px; background: var(--panel); border: 1px solid var(--line); border-radius: 9px; }
.return-panel h2 { margin: 0 0 3px; font-size: 17px; }
.return-panel p { margin: 0; color: var(--muted); font-size: 12px; }
.not-found { min-height: 58vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; }
.error-code { color: var(--accent); font-size: clamp(70px, 12vw, 120px); font-weight: 900; line-height: 1; }
.not-found h1 { margin: 18px 0 5px; font-size: 25px; }
.not-found p { margin-bottom: 20px; color: var(--muted); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
@media (max-width: 1050px) {
  .poster-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .search-area { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 720px) {
  .container { width: min(100% - 28px, 600px); }
  .header-inner { min-height: 66px; gap: 14px; flex-wrap: wrap; padding-block: 10px; }
  .brand { min-width: 0; margin-right: auto; }
  .brand img { width: 36px; height: 36px; }
  .brand strong { font-size: 17px; }
  .brand small { font-size: 10px; }
  .main-nav { order: 3; width: 100%; height: 38px; gap: 24px; }
  .main-nav a { font-size: 12px; }
  .header-download { margin-left: 0; padding: 6px 9px; font-size: 11px; }
  .page-home { padding-top: 15px; }
  .intro-panel { grid-template-columns: 1fr; padding: 18px; gap: 9px; }
  .intro-copy { grid-row: auto; }
  .intro-panel h1 { font-size: 23px; }
  .intro-panel .primary-action, .intro-panel .secondary-action { width: 100%; }
  .search-area { margin: 14px 0 22px; gap: 12px; }
  .search-form { width: 100%; }
  .category-nav { gap: 6px; }
  .poster-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 17px 11px; }
  .poster-info h3 { font-size: 13px; }
  .poster-info p { font-size: 10px; }
  .section-heading h2 { font-size: 19px; }
  .category-summary-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .device-strip, .return-panel { align-items: flex-start; flex-direction: column; padding: 18px; }
  .device-link { width: 100%; text-align: center; }
  .download-hero { padding: 22px 18px; }
  .download-options { grid-template-columns: 1fr; }
  .download-card { padding: 17px; gap: 12px; }
  .install-notes { padding: 18px; }
  .install-notes ol { grid-template-columns: 1fr; gap: 12px; }
}
@media (max-width: 380px) {
  .poster-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search-form button { padding-inline: 10px; }
  .download-card { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}


/* 交互状态与细节规范 */
::selection { color: #fff; background: #A9432B; }
input::-webkit-search-cancel-button { cursor: pointer; }
button:disabled, input:disabled { cursor: not-allowed; opacity: .55; }
a, button { touch-action: manipulation; }
.main-nav a, .header-download, .primary-action, .secondary-action,
.category-chip, .device-link, .footer-links a, .empty-state a {
  transition: color .16s ease, background-color .16s ease, border-color .16s ease, transform .16s ease;
}
.primary-action:active, .secondary-action:active, .header-download:active,
.search-form button:active { transform: translateY(1px); }
.search-form input:focus-visible { outline: 0; }
.search-form button:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.category-chip:focus-visible, .device-link:focus-visible { outline-offset: 3px; }
.poster-card { position: relative; }
.poster-card:focus-within .poster-frame { border-color: var(--cyan); }
.poster-frame img[loading="lazy"] { background: linear-gradient(135deg, #1A2230, #111720); }
.poster-meta span + span::before { content: "·"; margin-right: 10px; color: #526174; }
.tag-row { min-height: 20px; overflow: hidden; }
.category-summary-grid a:focus-visible { border-color: var(--cyan); }
.category-summary-grid a:active { transform: translateY(1px); }
.device-strip .section-kicker, .download-hero .section-kicker { display: inline-block; }
.download-card { align-content: start; }
.download-card-body { min-width: 0; }
.download-card li::marker { color: var(--cyan); }
.download-unavailable { min-height: 66px; align-content: center; }
.install-notes ol { counter-reset: install-step; list-style: none; padding-left: 0; }
.install-notes li { position: relative; min-height: 72px; padding: 0 0 0 42px; counter-increment: install-step; }
.install-notes li::before {
  position: absolute; top: 0; left: 0; display: grid; place-items: center;
  width: 29px; height: 29px; content: counter(install-step, decimal-leading-zero);
  color: var(--cyan); background: #102330; border: 1px solid #28516A;
  border-radius: 6px; font-size: 10px; font-weight: 800;
}
.breadcrumb span:last-child { color: #D7DEE8; }
.footer-links a { color: #AAB5C4; }
.footer-links a:hover { color: var(--cyan); }
.not-found .primary-action { min-width: 170px; }
@supports (text-wrap: balance) {
  .intro-panel h1, .download-hero h1, .device-strip h2 { text-wrap: balance; }
}
@media (hover: hover) and (pointer: fine) {
  .poster-card:hover .poster-info h3 { color: #FFD0C2; }
  .category-summary-grid a:hover .summary-symbol { color: #fff; background: #653224; }
}
@media (min-width: 721px) and (max-width: 1050px) {
  .header-inner { gap: 20px; }
  .brand { min-width: 185px; }
  .main-nav { gap: 20px; }
  .poster-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .poster-info p { min-height: 50px; }
  .intro-panel { padding: 20px; }
}
@media (min-width: 1051px) {
  .poster-card:nth-child(8n + 1) { clear: both; }
  .page-home { padding-bottom: 5px; }
}
@media (max-width: 520px) {
  .container { width: calc(100% - 24px); }
  .intro-panel { border-radius: 8px; }
  .intro-panel p { font-size: 12px; }
  .section-heading { align-items: center; }
  .section-heading > p { font-size: 10px; }
  .poster-grid { gap: 15px 9px; }
  .poster-badge { top: 5px; left: 5px; font-size: 9px; }
  .poster-status { right: 5px; bottom: 5px; font-size: 9px; }
  .poster-info h3 { font-size: 12px; }
  .poster-meta { gap: 7px; font-size: 10px; }
  .poster-meta span + span::before { margin-right: 7px; }
  .category-summary-grid a { grid-template-columns: 34px 1fr; gap: 1px 8px; padding: 10px 8px; }
  .summary-symbol { width: 32px; height: 32px; font-size: 14px; }
  .category-summary-grid small { font-size: 9px; }
  .download-hero h1 { font-size: 23px; }
  .download-card h2 { font-size: 17px; }
  .footer-inner { padding-top: 20px; }
}
@media (max-width: 340px) {
  .header-download { font-size: 10px; padding-inline: 7px; }
  .brand { gap: 7px; }
  .brand strong { font-size: 16px; }
  .category-chip { padding-inline: 10px; }
  .poster-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media print {
  :root { color-scheme: light; --text: #111; --muted: #555; }
  body { color: #111; background: #fff; }
  .site-header, .site-footer, .search-area, .header-download, .primary-action,
  .secondary-action, .device-link { display: none !important; }
  .container { width: 100%; }
  .poster-grid { grid-template-columns: repeat(4, 1fr); }
  .poster-card, .download-card { break-inside: avoid; }
  .poster-info p { color: #333; }
}


/* 页面阅读与窄屏操作补充 */
.page-home .content-section { scroll-margin-top: 18px; }
.page-home .category-overview { scroll-margin-top: 18px; }
.search-form input { appearance: none; }
.search-form input::-webkit-search-decoration,
.search-form input::-webkit-search-results-button,
.search-form input::-webkit-search-results-decoration { display: none; }
.search-form button:hover { background: #D94D2D; }
.search-form button:focus-visible { border-radius: 5px; }
.main-nav a:focus-visible { outline-offset: -4px; }
.brand:focus-visible { border-radius: 7px; }
.poster-frame { isolation: isolate; }
.poster-badge { backdrop-filter: blur(8px); }
.poster-status { max-width: calc(100% - 14px); overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.poster-info h3 { line-height: 1.45; }
.poster-info p { overflow-wrap: anywhere; }
.category-summary-grid a { min-height: 66px; }
.category-summary-grid small { line-height: 1.45; }
.device-strip { position: relative; overflow: hidden; }
.device-strip::after {
  position: absolute; top: -45px; right: 17%; width: 150px; height: 150px;
  content: ""; border: 1px solid #38BDF81A; border-radius: 50%;
  box-shadow: 0 0 0 18px #38BDF808, 0 0 0 38px #38BDF805;
  pointer-events: none;
}
.device-strip > * { position: relative; z-index: 1; }
.download-card-icon { flex: 0 0 auto; }
.download-card-body ul { line-height: 1.8; }
.download-card-body p { line-height: 1.8; }
.install-notes li p { line-height: 1.7; }
.return-panel .primary-action { flex: 0 0 auto; }
.footer-inner { display: block; }
.footer-inner > small { display: block; }
.empty-state a { display: inline-flex; padding: 7px 12px; border: 1px solid #28516A; border-radius: 5px; }
.empty-state a:hover { background: #102330; }
@media (min-width: 721px) {
  .download-card { min-height: 100%; }
  .download-card-body { display: flex; flex-direction: column; align-items: flex-start; }
  .download-card-body ul { width: 100%; }
  .download-unavailable { width: 100%; margin-top: auto; }
}
@media (max-width: 720px) {
  .device-strip::after { right: -25px; top: -65px; }
  .return-panel .primary-action { width: 100%; }
  .download-card-body { min-width: 0; }
  .download-card-body li { overflow-wrap: anywhere; }
}
@media (max-width: 420px) {
  .header-inner { column-gap: 9px; }
  .brand small { max-width: 155px; }
  .header-download { white-space: nowrap; }
  .search-form { min-height: 44px; }
  .search-form input { font-size: 12px; }
  .search-form button { min-height: 34px; font-size: 11px; }
  .poster-info p { min-height: 45px; }
  .device-strip h2 { font-size: 17px; }
  .download-card { padding: 14px; }
}
@media (forced-colors: active) {
  .primary-action, .secondary-action, .category-chip, .header-download,
  .device-link, .download-unavailable { border: 1px solid ButtonText; }
  .poster-badge, .poster-status { outline: 1px solid CanvasText; }
}