/* =========================================================
   凤凰体育中心 · 共享样式表 /assets/site.css
   深空夜幕 / 炽焰橙 / 编辑部式 12 栏节奏
   ========================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; }
h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg, video, canvas { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
table { border-collapse: collapse; width: 100%; }
[hidden] { display: none !important; }

/* ---------- Tokens ---------- */
:root {
  --ink: #0B0908;
  --ink-deep: #1A120D;
  --cream: #F4ECE1;
  --bone: #FFFBF4;
  --flame: #FF5A1F;
  --gold: #F5B03A;
  --card-red: #C9382F;
  --jade: #4E8C7A;
  --lime: #A79A8C;
  --bronze: #8A5A16;

  --glass: rgba(244, 236, 225, 0.07);
  --glass-strong: rgba(244, 236, 225, 0.13);
  --rule: rgba(167, 154, 140, 0.22);
  --rule-strong: rgba(167, 154, 140, 0.44);

  --font-display: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", "Cascadia Mono", Consolas, "Liberation Mono", Menlo, monospace;

  --shell: 1320px;
  --gap: 24px;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --stack-gap: 16px;
}

/* ---------- Base typography ---------- */
body {
  background-color: var(--ink);
  color: var(--bone);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: 0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.01em;
}
h1 { font-size: 56px; }
h2 { font-size: 40px; }
h3 { font-size: 28px; }
h4 { font-size: 20px; }
p { line-height: 1.75; }
strong { font-weight: 700; color: var(--bone); }
code, kbd, samp, time, .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
}
::selection { background: var(--flame); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--flame);
  outline-offset: 3px;
  border-radius: 1px;
}

/* ---------- Layout ---------- */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding-left: 28px;
  padding-right: 28px;
}
.section { padding: 72px 0; }
.section--tight { padding: 44px 0; }
.section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 22px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--rule);
}
.section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 40px;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--bone);
}
.eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin-bottom: 8px;
}
.index-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--gold);
  white-space: nowrap;
}
.lede {
  font-size: 18px;
  line-height: 1.7;
  color: var(--lime);
  max-width: 60ch;
}
.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
}
.grid--tight { gap: 14px; }
.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-5 { grid-column: span 5; }
.col-6 { grid-column: span 6; }
.col-7 { grid-column: span 7; }
.col-8 { grid-column: span 8; }
.col-9 { grid-column: span 9; }
.stack > * + * { margin-top: var(--stack-gap); }
.cluster { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: 16px;
  top: -72px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--flame);
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-radius: 2px;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 12px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background-color: rgba(11, 9, 8, 0.95);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--rule);
}
.site-header__upper {
  max-height: 96px;
  overflow: hidden;
  border-bottom: 1px solid rgba(167, 154, 140, 0.16);
  transition: max-height .38s var(--ease), opacity .24s var(--ease), border-color .3s linear;
}
.site-header[data-scrolled] .site-header__upper {
  max-height: 0;
  opacity: 0;
  border-bottom-color: transparent;
}
.site-header__upper-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  min-width: 0;
}
.brand__mark {
  flex: none;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  color: var(--ink);
  background-image: linear-gradient(135deg, var(--gold), var(--flame));
  border-radius: 2px;
}
.brand__text { display: block; min-width: 0; }
.brand__name {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--bone);
}
.brand__line {
  display: block;
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lime);
}
.site-header__utility {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
}
.util-link {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--lime);
  text-decoration: none;
  border: 1px solid var(--rule);
  border-radius: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}
.util-link:hover { color: var(--bone); border-color: var(--rule-strong); background-color: var(--glass); }

.site-header__lower-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 60px;
}
.primary-nav { flex: 1 1 auto; min-width: 0; }
.primary-nav__list {
  display: flex;
  align-items: center;
  gap: 2px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.primary-nav__list::-webkit-scrollbar { display: none; }
.primary-nav__item { display: block; flex: none; }
.primary-nav__link {
  position: relative;
  display: block;
  padding: 10px 14px;
  white-space: nowrap;
  font-size: 15px;
  font-weight: 500;
  color: var(--lime);
  text-decoration: none;
  transition: color .2s var(--ease);
}
.primary-nav__link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background-color: var(--flame);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .24s var(--ease);
}
.primary-nav__link:hover { color: var(--bone); }
.primary-nav__link:hover::after { transform: scaleX(.45); }
.primary-nav__link[aria-current="page"] { color: var(--bone); font-weight: 700; }
.primary-nav__link[aria-current="page"]::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  background-color: var(--glass);
  border: 1px solid var(--rule);
  border-radius: 2px;
  color: var(--bone);
  font-size: 13px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}
.nav-toggle:hover { border-color: var(--gold); }
.nav-toggle__bars {
  position: relative;
  display: block;
  width: 16px;
  height: 2px;
  background-color: var(--bone);
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  background-color: inherit;
}
.nav-toggle__bars::before { top: -5px; }
.nav-toggle__bars::after { top: 5px; }
.nav-toggle__label { font-family: var(--font-mono); }

.header-cta { flex: none; }

.scroll-progress {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 2px;
  background-image: linear-gradient(90deg, var(--gold), var(--flame));
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: transform .18s var(--ease), background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.btn--flame { background-image: linear-gradient(120deg, var(--flame), #FF7A3D); color: var(--ink); }
.btn--flame:hover { transform: translateY(-2px); }
.btn--gold { background-image: linear-gradient(120deg, var(--gold), #FFD489); color: var(--ink); }
.btn--gold:hover { transform: translateY(-2px); }
.btn--ghost { border-color: var(--rule-strong); color: var(--bone); background-color: transparent; }
.btn--ghost:hover { border-color: var(--gold); color: var(--gold); background-color: var(--glass); }
.btn--text { padding: 6px 0; color: var(--flame); border-color: transparent; background: none; }
.btn--text:hover { color: var(--gold); }

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lime);
}
.breadcrumb a { color: var(--lime); text-decoration: none; }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb__sep { opacity: .55; }

/* ---------- Prose / panels ---------- */
.prose { max-width: 68ch; font-size: 16px; line-height: 1.75; color: var(--lime); }
.prose > * + * { margin-top: 1.1em; }
.prose h2, .prose h3 { color: var(--bone); margin-top: 1.7em; }
.prose h2 { font-size: 28px; }
.prose h3 { font-size: 21px; }
.prose strong { color: var(--bone); }
.prose--cream { color: rgba(26, 18, 13, 0.82); }
.prose--cream h2, .prose--cream h3, .prose--cream strong { color: var(--ink-deep); }

.panel--glass {
  background-color: var(--glass);
  border: 1px solid var(--glass-strong);
  border-radius: 2px;
  padding: 22px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.panel--cream {
  background-color: var(--cream);
  color: var(--ink-deep);
  border-left: 3px solid var(--gold);
  border-radius: 2px;
  padding: 28px;
}
.panel--cream a { color: var(--ink-deep); text-decoration-color: var(--bronze); }

/* ---------- Data components ---------- */
.stat { display: grid; gap: 4px; }
.stat__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 40px;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}
.stat__value--flame { color: var(--flame); }
.stat__value--jade { color: var(--jade); }
.stat__value--red { color: var(--card-red); }
.stat__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--lime);
}
.data-bar { display: grid; gap: 8px; }
.data-bar__track {
  height: 8px;
  background-color: var(--glass);
  border: 1px solid var(--rule);
  overflow: hidden;
}
.data-bar__fill {
  height: 100%;
  width: 0;
  background-image: linear-gradient(90deg, var(--bronze), var(--gold), var(--flame));
  transition: width .32s var(--ease);
}

/* ---------- Media frame ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  background-color: var(--ink-deep);
  border: 1px solid var(--rule);
  border-radius: 2px;
  aspect-ratio: 16 / 9;
}
.media-frame > img,
.media-frame > video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
}
.media-frame:hover > img { transform: scale(1.03); }
.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; }
.media-frame--fill { aspect-ratio: auto; height: 100%; min-height: 180px; }
.media-frame__overlay {
  position: absolute;
  inset: auto 0 0 0;
  padding: 18px;
  background-image: linear-gradient(180deg, rgba(11, 9, 8, 0), rgba(11, 9, 8, 0.9));
}
.media-frame__caption {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--bone);
}

/* ---------- Segmented filter ---------- */
.segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 6px;
  background-color: var(--glass);
  border: 1px solid var(--rule);
  border-radius: 2px;
}
.segmented__btn {
  appearance: none;
  border: 0;
  background-color: transparent;
  color: var(--lime);
  padding: 8px 16px;
  font-size: 13.5px;
  font-weight: 500;
  border-radius: 2px;
  cursor: pointer;
  transition: color .2s var(--ease), background-color .2s var(--ease);
}
.segmented__btn:hover { color: var(--bone); }
.segmented__btn[aria-pressed="true"] {
  background-color: var(--flame);
  color: var(--ink);
  font-weight: 700;
}
.is-hidden { display: none !important; }

/* ---------- Accordion ---------- */
.accordion { border-top: 1px solid var(--rule); }
.accordion__item { border-bottom: 1px solid var(--rule); }
.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 4px;
  background: none;
  border: 0;
  text-align: left;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 700;
  color: var(--bone);
  cursor: pointer;
}
.accordion__icon {
  flex: none;
  font-family: var(--font-mono);
  color: var(--gold);
  transition: transform .24s var(--ease);
}
.accordion__trigger[aria-expanded="true"] .accordion__icon { transform: rotate(45deg); }
.accordion__panel { padding: 0 4px 20px; color: var(--lime); font-size: 15px; }

/* ---------- Copy block ---------- */
.copy-block {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background-color: var(--glass);
  border: 1px solid var(--rule);
  border-left: 2px solid var(--gold);
  border-radius: 2px;
}
.copy-block__value {
  flex: 1 1 200px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--bone);
  word-break: break-all;
}
.copy-btn {
  flex: none;
  padding: 7px 14px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink);
  background-color: var(--gold);
  border: 0;
  border-radius: 2px;
  cursor: pointer;
  transition: background-color .2s var(--ease);
}
.copy-btn:hover { background-color: var(--flame); }
.copy-feedback {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--jade);
}

/* ---------- TOC / back to top ---------- */
.toc { position: sticky; top: 96px; }
.toc__title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin-bottom: 12px;
}
.toc__list { display: grid; gap: 2px; }
.toc__link {
  display: block;
  padding: 8px 12px;
  border-left: 2px solid var(--rule);
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--lime);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}
.toc__link:hover { color: var(--bone); background-color: var(--glass); }
.toc__link[aria-current="true"] {
  color: var(--gold);
  border-left-color: var(--flame);
  background-color: var(--glass);
}

.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 26px;
  z-index: 70;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--gold);
  background-color: var(--ink-deep);
  border: 1px solid var(--rule-strong);
  border-radius: 2px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity .24s var(--ease), visibility .24s var(--ease), transform .2s var(--ease), border-color .2s var(--ease);
}
.back-to-top[data-visible] { opacity: 1; visibility: visible; }
.back-to-top:hover { border-color: var(--gold); transform: translateY(-3px); }

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  margin-top: 72px;
  background-color: var(--ink-deep);
  border-top: 1px solid rgba(167, 154, 140, 0.2);
  color: var(--lime);
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background-image: linear-gradient(90deg, var(--bronze), var(--gold) 44%, var(--flame));
}
.site-footer__top {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 48px;
  padding: 56px 0 40px;
}
.site-footer__brand { min-width: 0; }
.site-footer__wordmark {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 30px;
  letter-spacing: -0.01em;
  color: var(--bone);
  text-decoration: none;
}
.site-footer__wordmark:hover { color: var(--gold); }
.site-footer__tagline {
  margin-top: 12px;
  max-width: 36ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--lime);
}
.site-footer__cta { margin-top: 22px; }
.site-footer__nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}
.footer-col { min-width: 0; }
.footer-col__title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  margin-bottom: 14px;
}
.footer-col__list { display: grid; gap: 9px; }
.footer-col__link {
  font-size: 14px;
  color: var(--lime);
  text-decoration: none;
  transition: color .2s var(--ease);
}
.footer-col__link:hover { color: var(--bone); }
.footer-col__divider { opacity: .5; padding: 0 2px; }
.site-footer__contact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  padding: 22px 0;
  border-top: 1px solid rgba(167, 154, 140, 0.16);
  border-bottom: 1px solid rgba(167, 154, 140, 0.16);
}
.contact-item { min-width: 0; }
.contact-item__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--lime);
  opacity: .8;
}
.contact-item__value {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--bone);
}
.site-footer__base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 0 34px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lime);
}
.site-footer__copy { font-family: var(--font-mono); }
.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
}
.site-footer__icp { color: var(--lime); }

/* ---------- Reveal ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  h1 { font-size: 44px; }
  .section-title { font-size: 34px; }
  .col-3, .col-4, .col-5 { grid-column: span 6; }
  .col-7, .col-8, .col-9 { grid-column: span 12; }
  .grid { gap: 18px; }
}

@media (max-width: 900px) {
  .site-header__utility { display: none; }
  .site-header__lower-inner { justify-content: space-between; gap: 10px; }
  .nav-toggle { display: inline-flex; }
  .primary-nav {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    display: none;
    flex: none;
    max-height: min(72vh, 520px);
    overflow-y: auto;
    background-color: var(--ink);
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    box-shadow: 0 24px 40px rgba(0, 0, 0, 0.55);
  }
  .primary-nav[data-open] { display: block; }
  .primary-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    overflow: visible;
  }
  .primary-nav__item { border-bottom: 1px solid rgba(167, 154, 140, 0.12); }
  .primary-nav__link { padding: 15px 18px; font-size: 16px; }
  .primary-nav__link::after { display: none; }
  .primary-nav__link[aria-current="page"] {
    background-color: var(--glass);
    box-shadow: inset 3px 0 0 var(--flame);
  }
  .site-footer__top { grid-template-columns: minmax(0, 1fr); gap: 36px; padding: 44px 0 32px; }
  .site-footer__nav { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
  .toc { position: static; }
}

@media (max-width: 720px) {
  h1 { font-size: 34px; }
  h2, .section-title { font-size: 27px; }
  .section { padding: 52px 0; }
  .col-3, .col-4, .col-5, .col-6 { grid-column: span 12; }
  .panel--cream { padding: 22px; }
  .stat__value { font-size: 32px; }
}

@media (max-width: 640px) {
  .shell { padding-left: 18px; padding-right: 18px; }
  .brand__line { display: none; }
  .header-cta { padding: 10px 14px; font-size: 13px; }
  .site-header__lower-inner { min-height: 54px; }
  .site-footer__nav { grid-template-columns: minmax(0, 1fr); }
  .back-to-top { right: 14px; bottom: 16px; width: 42px; height: 42px; }
  .lede { font-size: 16px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .media-frame:hover > img { transform: none; }
  .btn:hover, .back-to-top:hover { transform: none; }
}