@charset "UTF-8";

:root {
  --brand: #ef3340;
  --brand-deep: #c9202c;
  --signal: #ffae20;
  --ink: #171419;
  --ink-soft: #2b252d;
  --paper: #fff8f0;
  --paper-alt: #f6ede3;
  --line: rgba(23, 20, 25, 0.18);
  --header-h: 72px;
  --rail-w: clamp(196px, 15vw, 236px);
  --content: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: auto; scroll-padding-top: calc(var(--header-h) + 20px); }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}
body.nav-locked { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
a, button { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--signal); outline-offset: 3px; }
h1, h2, h3, p, ul, ol, figure { margin-top: 0; }
.content-wrap { width: min(calc(100% - 48px), var(--content)); margin: 0 auto; }

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 24px;
  background: #fffaf4;
  border-top: 5px solid var(--brand);
  border-bottom: 1px solid rgba(23, 20, 25, 0.12);
}
.site-header::after { content: ""; position: absolute; top: -5px; right: 0; width: 28%; height: 5px; background: var(--signal); }
.site-brand, .footer-brand { display: inline-flex; align-items: center; gap: 12px; min-width: 0; }
.site-brand img, .footer-brand img { width: 48px; height: 48px; border-radius: 13px; object-fit: cover; flex: 0 0 auto; }
.site-brand span, .footer-brand span { display: grid; min-width: 0; }
.site-brand strong, .footer-brand strong { font-size: 18px; line-height: 1.25; white-space: nowrap; }
.site-brand small, .footer-brand small { margin-top: 3px; color: #6f6468; font-size: 12px; line-height: 1.3; letter-spacing: 0.04em; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  min-height: 44px;
  padding: 0 20px;
  color: #fff;
  background: var(--brand);
  border: 1px solid var(--brand);
  font-size: 14px;
  font-weight: 800;
  white-space: nowrap;
}
.header-download:hover { background: var(--brand-deep); }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 10px; background: transparent; border: 1px solid var(--ink); cursor: pointer; }
.nav-toggle i { display: block; height: 2px; margin: 4px 0; background: var(--ink); }

.screen-nav {
  position: fixed;
  top: var(--header-h);
  bottom: 0;
  left: 0;
  z-index: 900;
  width: var(--rail-w);
  padding: 30px 18px 24px;
  color: #fff;
  background: var(--ink);
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  overflow-y: auto;
}
.rail-mark { display: flex; align-items: flex-end; justify-content: space-between; gap: 10px; padding: 0 7px 24px; border-bottom: 1px solid rgba(255, 255, 255, 0.18); }
.rail-mark strong { color: var(--signal); font-size: 24px; line-height: 0.9; letter-spacing: -0.08em; }
.rail-mark span { color: #c7bcc0; font-size: 12px; font-weight: 800; line-height: 1.35; letter-spacing: 0.12em; text-align: right; }
.screen-nav ul { display: grid; gap: 8px; margin: 26px 0; padding: 0; list-style: none; }
.screen-nav a { display: grid; grid-template-columns: 36px 1fr; align-items: center; min-height: 52px; padding: 0 13px; border: 1px solid rgba(255, 255, 255, 0.16); font-size: 14px; }
.screen-nav a em { color: var(--signal); font-size: 12px; font-style: normal; font-weight: 800; }
.screen-nav a b { font-weight: 700; }
.screen-nav a:hover, .screen-nav a.is-active { color: #fff; background: var(--brand); border-color: var(--brand); }
.screen-nav a:hover em, .screen-nav a.is-active em { color: #fff; }
.rail-status { display: flex; gap: 9px; margin: 0 7px; color: #bfb4b8; font-size: 12px; line-height: 1.6; }
.rail-status span { width: 8px; height: 8px; margin-top: 6px; flex: 0 0 auto; background: var(--signal); border-radius: 50%; box-shadow: 0 0 0 5px rgba(255, 174, 32, 0.14); }

.site-main, .site-footer { margin-left: var(--rail-w); }
.site-main { padding-top: var(--header-h); }
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  padding: clamp(42px, 7vw, 90px) clamp(28px, 7vw, 110px);
  background-image: linear-gradient(90deg, rgba(15, 13, 16, 0.8) 0%, rgba(15, 13, 16, 0.24) 62%, rgba(15, 13, 16, 0.1) 100%), var(--hero-bg);
  background-size: cover;
  background-position: center 35%;
  isolation: isolate;
  overflow: hidden;
}
.hero::before, .hero::after { content: ""; position: absolute; z-index: -1; pointer-events: none; }
.hero::before { inset: 0; background: repeating-linear-gradient(90deg, transparent 0 74px, rgba(255, 255, 255, 0.08) 75px 76px); mix-blend-mode: overlay; }
.hero::after { right: -6vw; bottom: -15vw; width: 36vw; height: 36vw; border: 8vw solid rgba(239, 51, 64, 0.72); border-radius: 50%; }
.hero-noise { position: absolute; inset: 0; z-index: -1; background: linear-gradient(135deg, transparent 0 68%, rgba(255, 174, 32, 0.18) 68% 70%, transparent 70%); }
.hero-panel { width: min(700px, 72%); padding: clamp(28px, 4vw, 56px); color: #fff; background: rgba(23, 20, 25, 0.92); border-left: 8px solid var(--brand); box-shadow: 24px 24px 0 rgba(255, 174, 32, 0.28); }
.eyebrow { margin-bottom: 12px; color: var(--signal); font-size: 12px; font-weight: 900; line-height: 1.4; letter-spacing: 0.14em; }
.eyebrow--red { color: var(--brand); }
.hero h1 { margin: 0; font-size: clamp(46px, 6.8vw, 92px); line-height: 1.04; letter-spacing: -0.055em; }
.hero-statement { display: inline-block; margin: 30px 0 20px; padding: 8px 14px; color: var(--ink); background: var(--signal); font-size: clamp(21px, 2.4vw, 34px); font-weight: 900; line-height: 1.25; }
.hero-intro { max-width: 620px; margin-bottom: 22px; color: #e7dfe1; font-size: 15px; line-height: 1.9; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 28px; padding: 0; list-style: none; }
.hero-tags li { padding: 5px 12px; border: 1px solid rgba(255, 255, 255, 0.42); font-size: 12px; font-weight: 800; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; }
.hero-actions a, .playback-copy > a, .download-inner > a { display: inline-flex; align-items: center; justify-content: space-between; gap: 28px; min-height: 52px; padding: 0 20px; color: #fff; background: var(--brand); border: 1px solid var(--brand); font-size: 14px; font-weight: 900; }
.hero-actions a:hover, .playback-copy > a:hover { background: var(--brand-deep); }
.age-label { color: #cfc4c7; font-size: 12px; }
.hero-seal { position: absolute; right: clamp(28px, 5vw, 76px); bottom: clamp(28px, 6vw, 76px); display: grid; justify-items: end; color: #fff; text-shadow: 0 5px 18px rgba(0, 0, 0, 0.45); }
.hero-seal span { padding: 3px 10px; color: var(--ink); background: var(--signal); font-size: 12px; font-weight: 900; }
.hero-seal strong { font-size: clamp(42px, 6vw, 86px); line-height: 1; letter-spacing: -0.06em; }
.hero-seal i { font-size: 12px; font-style: normal; font-weight: 900; letter-spacing: 0.25em; }

.page-section { padding: clamp(72px, 8vw, 112px) 0; }
.section-heading, .audience-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 36px; margin-bottom: 42px; }
.section-heading h2, .audience-heading h2, .playback-copy h2, .faq-poster h2, .editorial-notes h2, .download-inner h2 { margin: 0; font-size: clamp(30px, 4vw, 52px); line-height: 1.16; letter-spacing: -0.045em; }
.section-heading > p, .audience-heading > p { width: min(390px, 42%); margin: 0 0 5px; color: #665b5f; font-size: 14px; }

.boot-section { background: var(--paper); }
.boot-layout { display: grid; grid-template-columns: minmax(0, 1.16fr) minmax(320px, 0.84fr); gap: 20px; }
.boot-board { border-top: 4px solid var(--ink); }
.boot-board article { display: grid; grid-template-columns: 56px minmax(0, 1fr) auto; align-items: center; gap: 18px; min-height: 116px; padding: 18px 20px; border: 1px solid var(--line); border-top: 0; background: rgba(255, 255, 255, 0.48); }
.boot-board article > span { color: var(--brand); font-size: 25px; font-weight: 900; }
.boot-board article p, .danmaku-grid article p, .route-track li > p { margin-bottom: 4px; color: var(--brand); font-size: 12px; font-weight: 900; letter-spacing: 0.12em; }
.boot-board h3, .danmaku-grid h3, .route-track h3 { margin: 0 0 4px; font-size: 20px; line-height: 1.3; }
.boot-board article div > strong, .danmaku-grid article > strong, .route-track li > strong { display: block; color: #62565a; font-size: 13px; font-weight: 500; line-height: 1.7; }
.boot-board article > b { min-width: 66px; padding: 5px 7px; color: var(--ink); background: var(--signal); font-size: 12px; text-align: center; }
.mood-strip { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: repeat(2, minmax(0, 1fr)); gap: 10px; min-height: 516px; }
.mood-strip figure, .gallery-card, .playback-feature figure { position: relative; margin: 0; overflow: hidden; background: var(--ink-soft); }
.mood-strip img, .gallery-card img, .playback-feature img { width: 100%; height: 100%; object-fit: cover; }
.mood-strip figcaption, .gallery-card figcaption, .playback-feature figcaption { position: absolute; right: 0; bottom: 0; left: 0; padding: 28px 14px 12px; color: #fff; background: linear-gradient(transparent, rgba(23, 20, 25, 0.94)); }
.mood-strip figcaption span, .gallery-card figcaption span, .playback-feature figcaption span { display: block; color: var(--signal); font-size: 12px; font-weight: 900; letter-spacing: 0.1em; }
.mood-strip figcaption strong, .gallery-card figcaption strong, .playback-feature figcaption strong { display: block; font-size: 15px; }
.mood-strip figcaption small { display: block; margin-top: 2px; font-size: 12px; }

.danmaku-section { color: #fff; background: var(--ink); }
.section-heading--light > p { color: #bfb4b8; }
.danmaku-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-bottom: 52px; }
.danmaku-grid article { min-height: 250px; padding: 28px; border: 1px solid rgba(255, 255, 255, 0.18); background: linear-gradient(145deg, rgba(239, 51, 64, 0.13), transparent 58%); }
.danmaku-grid article > span { display: grid; place-items: center; width: 58px; height: 58px; margin-bottom: 34px; color: var(--ink); background: var(--signal); font-size: 18px; font-weight: 900; border-radius: 50%; }
.danmaku-grid h3 { font-size: 24px; }
.danmaku-grid article > strong { color: #cfc5c8; }
.playback-feature { display: grid; grid-template-columns: minmax(300px, 0.86fr) minmax(0, 1.14fr); min-height: 560px; background: var(--paper); color: var(--ink); }
.playback-feature figure img { object-position: 50% 48%; }
.playback-copy { padding: clamp(34px, 6vw, 76px); }
.playback-copy > p:not(.eyebrow) { margin: 24px 0; color: #64585c; font-size: 15px; }
.playback-copy ul { display: grid; gap: 0; margin: 0 0 28px; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.playback-copy li { display: grid; grid-template-columns: 100px 1fr; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.playback-copy li b { color: var(--brand); }

.route-section { background: var(--paper-alt); }
.route-track { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin: 0; padding: 0; list-style: none; border-top: 4px solid var(--brand); border-bottom: 1px solid var(--line); }
.route-track li { position: relative; min-height: 245px; padding: 24px 20px; border-left: 1px solid var(--line); }
.route-track li:last-child { border-right: 1px solid var(--line); }
.route-track li > span { display: block; margin-bottom: 34px; color: rgba(239, 51, 64, 0.24); font-size: 46px; font-weight: 900; line-height: 1; }
.route-track h3 { font-size: 19px; }

.faq-section { background: var(--paper); }
.faq-layout { display: grid; grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr); gap: clamp(30px, 6vw, 86px); align-items: start; }
.faq-poster { position: sticky; top: calc(var(--header-h) + 24px); padding: 38px; color: #fff; background: var(--brand); overflow: hidden; }
.faq-poster::after { content: ""; position: absolute; right: -80px; bottom: -80px; width: 210px; height: 210px; border: 40px solid rgba(255, 174, 32, 0.55); border-radius: 50%; }
.faq-poster .eyebrow { color: #fff1cf; }
.faq-poster > p:not(.eyebrow) { margin: 20px 0 44px; color: #ffe9e6; font-size: 14px; }
.faq-poster > div { position: relative; z-index: 1; display: flex; align-items: flex-end; gap: 10px; }
.faq-poster > div span { color: var(--signal); font-size: 76px; font-weight: 900; line-height: 0.8; }
.faq-poster > div strong { font-size: 60px; line-height: 0.9; }
.faq-poster > div i { margin-bottom: 3px; font-size: 12px; font-style: normal; font-weight: 900; letter-spacing: 0.12em; }
.faq-list { border-top: 4px solid var(--ink); }
.faq-list article { border-bottom: 1px solid var(--line); }
.faq-list button { width: 100%; min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 0 6px; color: var(--ink); background: transparent; border: 0; cursor: pointer; text-align: left; font-size: 15px; font-weight: 800; }
.faq-list button b { display: grid; place-items: center; width: 32px; height: 32px; color: var(--brand); border: 1px solid var(--brand); border-radius: 50%; font-size: 21px; line-height: 1; }
.faq-list button[aria-expanded="true"] b { color: #fff; background: var(--brand); transform: rotate(45deg); }
.faq-list article > div p { margin: 0; padding: 0 52px 24px 6px; color: #65595d; font-size: 14px; }
.faq-list article > div a { color: var(--brand); text-decoration: underline; }

.gallery-section { background: var(--paper-alt); }
.gallery-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); grid-template-rows: repeat(2, minmax(240px, 1fr)); gap: 10px; height: 690px; }
.gallery-card--lead { grid-column: 1 / span 7; grid-row: 1 / span 2; }
.gallery-card--top { grid-column: 8 / span 5; grid-row: 1; }
.gallery-card--mid { grid-column: 8 / span 3; grid-row: 2; }
.gallery-card--narrow { grid-column: 11 / span 2; grid-row: 2; }
.gallery-card--lead img { object-position: 50% 30%; }
.gallery-card--narrow img { object-position: 50% 30%; }
.gallery-card figcaption { padding: 52px 20px 18px; }
.gallery-card figcaption strong { font-size: 16px; }
.gallery-card--lead figcaption strong { font-size: 25px; }
.gallery-card figcaption p { margin: 4px 0 0; font-size: 13px; }
.editorial-notes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 52px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.editorial-notes article { display: grid; grid-template-columns: 78px 1fr; gap: 24px; padding: 38px 32px; }
.editorial-notes article + article { color: #fff; background: var(--ink); }
.editorial-notes article > span { display: grid; place-items: center; width: 62px; height: 62px; color: #fff; background: var(--brand); border-radius: 50%; font-size: 13px; font-weight: 900; }
.editorial-notes article + article > span { color: var(--ink); background: var(--signal); }
.editorial-notes h2 { font-size: clamp(25px, 3vw, 38px); }
.editorial-notes article p:last-child { margin: 17px 0 0; color: #665a5e; font-size: 14px; }
.editorial-notes article + article p:last-child { color: #c9bfc2; }

.audience-section { padding: clamp(72px, 8vw, 108px) 0; color: #fff; background: #241f25; }
.audience-heading > p { color: #bfb4b8; }
.comment-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.comment-card { min-width: 0; padding: 22px; background: #302a31; border: 1px solid rgba(255, 255, 255, 0.15); }
.comment-card header { position: relative; display: grid; grid-template-columns: 46px minmax(0, 1fr) auto; align-items: start; gap: 12px; }
.comment-card header img { width: 46px; height: 46px; object-fit: cover; border-radius: 50%; border: 2px solid var(--signal); }
.comment-card header div { display: grid; min-width: 0; }
.comment-card header strong { overflow: hidden; font-size: 14px; text-overflow: ellipsis; white-space: nowrap; }
.comment-card header span { margin-top: 2px; color: var(--signal); font-size: 12px; letter-spacing: 0.08em; }
.comment-card time { color: #aa9fa3; font-size: 12px; line-height: 1.4; white-space: nowrap; text-align: right; }
.comment-card > p { margin: 18px 0 0; color: #ddd4d7; font-size: 13px; line-height: 1.9; }

.download-section { color: #fff; background: var(--brand); }
.download-inner { min-height: 280px; display: flex; align-items: center; justify-content: space-between; gap: 50px; padding-top: 54px; padding-bottom: 54px; }
.download-inner .eyebrow { color: #fff1cf; }
.download-inner > div > p:last-child { margin: 16px 0 0; color: #ffe4e4; font-size: 14px; }
.download-inner > a { flex: 0 0 auto; color: var(--ink); background: var(--signal); border-color: var(--signal); }
.site-footer { color: #fff; background: var(--ink); }
.footer-main { min-height: 164px; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.footer-brand small { color: #b5aaae; }
.footer-main nav ul { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px 22px; margin: 0; padding: 0; list-style: none; }
.footer-main nav a { color: #cec4c7; font-size: 12px; }
.footer-main nav a:hover { color: var(--signal); }
.copyright { margin: 0; padding: 17px 24px; color: #958a8e; border-top: 1px solid rgba(255, 255, 255, 0.12); font-size: 12px; text-align: center; }
.back-to-top { position: fixed; right: 20px; bottom: 20px; z-index: 850; width: 44px; height: 44px; color: var(--ink); background: var(--signal); border: 1px solid var(--ink); border-radius: 50%; font-size: 18px; font-weight: 900; cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease; }
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }

@media (max-width: 1100px) {
  .hero { padding-right: 42px; padding-left: 42px; }
  .hero-panel { width: min(720px, 82%); }
  .hero-seal { right: 28px; }
  .boot-layout { grid-template-columns: 1fr; }
  .mood-strip { min-height: 420px; }
  .route-track { grid-template-columns: repeat(3, minmax(0, 1fr)); border-bottom: 0; }
  .route-track li { border-bottom: 1px solid var(--line); }
  .comment-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
  :root { --header-h: 64px; --rail-w: 0px; }
  .site-header { height: var(--header-h); padding: 0 14px; }
  .site-brand img { width: 42px; height: 42px; border-radius: 11px; }
  .site-brand strong { font-size: 16px; }
  .header-download { min-height: 40px; padding: 0 13px; font-size: 12px; }
  .header-download span { display: none; }
  .nav-toggle { display: block; }
  .screen-nav { top: var(--header-h); right: 0; bottom: auto; width: 100%; max-height: calc(100vh - var(--header-h)); padding: 20px; transform: translateY(-110%); visibility: hidden; transition: transform 0.22s ease, visibility 0.22s ease; }
  .screen-nav.is-open { transform: translateY(0); visibility: visible; }
  .rail-mark { display: none; }
  .screen-nav ul { grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 0 0 18px; }
  .screen-nav a { min-height: 48px; }
  .site-main, .site-footer { margin-left: 0; }
  .hero { min-height: calc(100svh - var(--header-h)); align-items: flex-start; padding: 46px 18px 180px; background-position: center top; }
  .hero-panel { width: 100%; padding: 28px 24px; border-left-width: 5px; box-shadow: 10px 10px 0 rgba(255, 174, 32, 0.28); }
  .hero h1 { font-size: clamp(38px, 11vw, 62px); }
  .hero-statement { margin-top: 24px; font-size: clamp(19px, 5.5vw, 28px); }
  .hero-seal { right: 20px; bottom: 38px; }
  .hero-seal strong { font-size: 48px; }
  .playback-feature { grid-template-columns: 1fr; }
  .playback-feature figure { min-height: 390px; }
  .faq-layout { grid-template-columns: 1fr; }
  .faq-poster { position: relative; top: auto; }
  .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: 400px 250px 250px; height: auto; }
  .gallery-card--lead { grid-column: 1 / -1; grid-row: 1; }
  .gallery-card--top { grid-column: 1; grid-row: 2; }
  .gallery-card--mid { grid-column: 2; grid-row: 2; }
  .gallery-card--narrow { grid-column: 1 / -1; grid-row: 3; }
  .gallery-card--narrow img { object-position: 50% 28%; }
  .editorial-notes { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .content-wrap { width: min(calc(100% - 32px), var(--content)); }
  .site-brand small { max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .header-actions { gap: 8px; }
  .section-heading, .audience-heading { display: block; margin-bottom: 30px; }
  .section-heading > p, .audience-heading > p { width: auto; margin-top: 14px; }
  .boot-board article { grid-template-columns: 44px minmax(0, 1fr); gap: 12px; padding: 16px 14px; }
  .boot-board article > b { grid-column: 2; justify-self: start; }
  .mood-strip { grid-template-columns: 1fr; grid-template-rows: repeat(4, 280px); min-height: 0; }
  .danmaku-grid { grid-template-columns: 1fr; }
  .danmaku-grid article { min-height: 0; }
  .route-track { grid-template-columns: 1fr; }
  .route-track li { min-height: 0; border-right: 1px solid var(--line); }
  .route-track li > span { margin-bottom: 20px; }
  .faq-poster { padding: 30px 24px; }
  .faq-list button { min-height: 70px; }
  .gallery-grid { grid-template-columns: 1fr; grid-template-rows: 390px repeat(3, 250px); }
  .gallery-card--lead, .gallery-card--top, .gallery-card--mid, .gallery-card--narrow { grid-column: 1; }
  .gallery-card--lead { grid-row: 1; }
  .gallery-card--top { grid-row: 2; }
  .gallery-card--mid { grid-row: 3; }
  .gallery-card--narrow { grid-row: 4; }
  .editorial-notes article { grid-template-columns: 1fr; padding: 30px 24px; }
  .comment-grid { grid-template-columns: 1fr; }
  .comment-card { padding: 20px; }
  .comment-card header { grid-template-columns: 46px minmax(0, 1fr) auto; }
  .comment-card time { position: absolute; top: 0; right: 0; }
  .comment-card header div { padding-right: 78px; }
  .download-inner { display: block; text-align: center; }
  .download-inner > a { width: 100%; margin-top: 28px; }
  .footer-main { flex-direction: column; justify-content: center; padding-top: 36px; padding-bottom: 36px; text-align: center; }
  .footer-brand { flex-direction: column; }
  .footer-main nav ul { justify-content: center; }
}

@media (max-width: 430px) {
  .site-header { padding: 0 10px; }
  .site-brand { gap: 8px; }
  .site-brand img { width: 38px; height: 38px; }
  .site-brand strong, .site-brand small { max-width: 118px; overflow: hidden; text-overflow: ellipsis; }
  .header-download { padding: 0 10px; }
  .hero { padding-right: 14px; padding-left: 14px; }
  .hero-panel { padding: 26px 20px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 12px; }
  .hero-actions a { width: 100%; }
  .screen-nav { padding: 16px; }
  .screen-nav ul { grid-template-columns: 1fr; }
  .playback-copy { padding: 30px 22px; }
  .playback-copy li { grid-template-columns: 1fr; gap: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}