/* ==========================================================================
   球盟会赛场 · 中文专区  /assets/site.css
   设计坐标：戈壁暮色 × 球场夜灯 / 粗边框硬阴影 / 纵向叙事长卷
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1, h2, h3, h4, h5, h6,
p, ul, ol, li, figure, blockquote,
dl, dd, address { margin: 0; }

ul, ol { padding: 0; list-style: none; }

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

button, input, select, textarea { font: inherit; color: inherit; }

button { background: none; border: 0; cursor: pointer; }

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

table { width: 100%; border-collapse: collapse; }

::selection { background: #C9A227; color: #12160F; }

/* ---------- 2. Tokens ---------- */
:root {
  --c-teal: #0B2B26;
  --c-ink: #12160F;
  --c-stone: #5E6B57;
  --c-gold: #C9A227;
  --c-brick: #A34A34;
  --c-paper: #F4F1E8;
  --c-neon: #7FE3D0;
  --c-cold: #E8F4F1;
  --c-terra: #B8763F;

  --c-dim: rgba(232, 244, 241, 0.66);
  --c-hair: rgba(201, 162, 39, 0.34);

  --font-display: "Helvetica Neue Condensed", "Arial Narrow", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: ui-monospace, "SFMono-Regular", Menlo, Consolas, "DejaVu Sans Mono", monospace;

  --w-page: 1200px;
  --r-pill: 999px;
  --r-card: 2px;
  --shadow-hard: 10px 10px 0 rgba(6, 17, 15, 0.5);
  --dur: 220ms;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --header-h: 84px;
}

/* ---------- 3. Base ---------- */
body {
  min-height: 100vh;
  background:
    radial-gradient(1200px 620px at 12% -6%, rgba(201, 162, 39, 0.14), transparent 62%),
    radial-gradient(900px 520px at 92% 3%, rgba(127, 227, 208, 0.09), transparent 60%),
    var(--c-teal);
  color: var(--c-cold);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.75;
  letter-spacing: .004em;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.015em;
}

h1 { font-size: clamp(2.1rem, 5.6vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.2vw, 2rem); }
h3 { font-size: clamp(1.15rem, 2.2vw, 1.5rem); }
h4 { font-size: 1.0625rem; }

strong, b { font-weight: 700; color: var(--c-cold); }

[id] { scroll-margin-top: calc(var(--header-h) + 18px); }

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

/* ---------- 4. Utilities ---------- */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: -80px;
  left: 14px;
  z-index: 200;
  padding: 11px 18px;
  background: var(--c-gold);
  color: var(--c-ink);
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .12em;
  border-radius: 0 0 8px 8px;
  box-shadow: 0 10px 24px -12px rgba(0, 0, 0, .9);
  transition: top var(--dur) var(--ease);
}
.skip-link:focus { top: 0; }

.wrap {
  width: 100%;
  max-width: var(--w-page);
  margin-inline: auto;
  padding-inline: clamp(18px, 4vw, 40px);
}
.wrap--narrow { max-width: 820px; }

.section { padding-block: clamp(44px, 6vw, 86px); }

.stack > * + * { margin-top: var(--gap, 18px); }

.grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  grid-template-columns: minmax(0, 1fr);
}
.grid--2 { grid-template-columns: minmax(0, 1fr); }
.grid--3 { grid-template-columns: minmax(0, 1fr); }

@media (min-width: 640px) {
  .grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 720px) {
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1020px) {
  .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.split {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  grid-template-columns: minmax(0, 1fr);
}
@media (min-width: 900px) {
  .split--21 { grid-template-columns: 2fr 1fr; }
  .split--12 { grid-template-columns: 1fr 2fr; }
}

.rule {
  height: 2px;
  border: 0;
  background: linear-gradient(90deg, var(--c-gold) 0%, rgba(201, 162, 39, .18) 62%, transparent 100%);
}

.paper {
  background: var(--c-paper);
  color: var(--c-ink);
  border-top: 3px solid var(--c-gold);
  border-bottom: 3px solid var(--c-gold);
  padding-block: clamp(44px, 7vw, 88px);
}
.paper .kicker { color: var(--c-brick); }
.paper .band { border-top-color: rgba(11, 43, 38, .85); }
.paper .band__num { color: var(--c-brick); }
.paper .band__title { color: var(--c-ink); }
.paper .band__note { color: rgba(18, 22, 15, .55); }
.paper strong, .paper b { color: var(--c-ink); }

/* ---------- 5. Header ---------- */
.qmh-header {
  position: sticky;
  top: 0;
  z-index: 90;
  padding: 12px clamp(10px, 2.4vw, 22px);
}

.qmh-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg,
      rgba(11, 43, 38, .97) 0%,
      rgba(11, 43, 38, .88) 58%,
      rgba(11, 43, 38, 0) 100%);
  pointer-events: none;
}

.qmh-header__inner {
  max-width: var(--w-page);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 22px);
  padding: 9px 12px 9px 13px;
  border: 2px solid var(--c-hair);
  border-radius: var(--r-pill);
  background: linear-gradient(118deg, rgba(18, 22, 15, .95), rgba(11, 43, 38, .95));
  box-shadow:
    0 18px 36px -26px rgba(0, 0, 0, .98),
    inset 0 0 0 1px rgba(232, 244, 241, .05);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.qmh-header[data-stuck] .qmh-header__inner {
  border-color: rgba(201, 162, 39, .66);
  box-shadow:
    0 22px 44px -22px rgba(0, 0, 0, 1),
    inset 0 0 0 1px rgba(201, 162, 39, .14);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.brand__mark {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border: 2px solid var(--c-gold);
  border-radius: 2px;
  background: linear-gradient(135deg, rgba(201, 162, 39, .24), rgba(127, 227, 208, .08));
  color: var(--c-gold);
  font-family: var(--font-num);
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .06em;
  box-shadow: 3px 3px 0 rgba(163, 74, 52, .55);
}

.brand__stack {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.18;
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.0625rem;
  color: var(--c-cold);
}

.brand__tag {
  font-size: .6875rem;
  letter-spacing: .24em;
  color: var(--c-neon);
}

/* nav */
.nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: clamp(6px, 1.2vw, 14px);
  min-width: 0;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav__link {
  display: inline-block;
  padding: 9px 13px;
  border: 1.5px solid transparent;
  border-radius: var(--r-pill);
  font-size: .875rem;
  font-weight: 600;
  color: rgba(232, 244, 241, .8);
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.nav__link:hover { color: var(--c-gold); background: rgba(201, 162, 39, .1); }

.nav__link[aria-current="page"] {
  color: var(--c-ink);
  background: var(--c-gold);
  border-color: var(--c-gold);
}

.nav__badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  border: 1.5px solid rgba(127, 227, 208, .42);
  border-radius: var(--r-pill);
  font-size: .71875rem;
  letter-spacing: .14em;
  color: var(--c-neon);
  white-space: nowrap;
}

.nav__badge::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--c-neon);
  animation: qmh-pulse 2.6s var(--ease) infinite;
}

@keyframes qmh-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(127, 227, 208, .55); }
  70%  { box-shadow: 0 0 0 9px rgba(127, 227, 208, 0); }
  100% { box-shadow: 0 0 0 0 rgba(127, 227, 208, 0); }
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border: 2px solid var(--c-gold);
  border-radius: var(--r-pill);
  color: var(--c-gold);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .16em;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.nav-toggle:hover { background: rgba(201, 162, 39, .14); }

.nav-toggle__grid {
  display: grid;
  grid-template-columns: repeat(2, 6px);
  gap: 3px;
}
.nav-toggle__grid i {
  width: 6px;
  height: 6px;
  display: block;
  background: currentColor;
}

@media (min-width: 901px) and (max-width: 1140px) {
  .nav__link { padding: 8px 9px; font-size: .8125rem; }
  .nav__badge { padding: 6px 10px; font-size: .65625rem; }
}

@media (max-width: 900px) {
  .qmh-header__inner { justify-content: space-between; }
  .nav-toggle { display: inline-flex; }

  .nav {
    position: fixed;
    top: calc(var(--header-h) + 4px);
    left: clamp(10px, 3vw, 20px);
    right: clamp(10px, 3vw, 20px);
    z-index: 92;
    margin: 0;
    max-height: calc(100vh - var(--header-h) - 30px);
    overflow-y: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding: 18px;
    border: 2px solid rgba(201, 162, 39, .55);
    border-radius: 18px;
    background: linear-gradient(165deg, rgba(18, 22, 15, .985), rgba(11, 43, 38, .985));
    box-shadow: 0 34px 62px -32px rgba(0, 0, 0, .96), 8px 8px 0 rgba(6, 17, 15, .5);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility var(--dur) linear;
  }

  .qmh-header[data-open] .nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav__list { flex-direction: column; align-items: stretch; gap: 6px; }

  .nav__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border: 2px solid rgba(201, 162, 39, .22);
    border-radius: 6px;
    font-size: 1rem;
    background: rgba(244, 241, 232, .025);
  }

  .nav__link::after {
    content: "→";
    font-family: var(--font-num);
    color: var(--c-gold);
    opacity: .85;
  }

  .nav__link[aria-current="page"] {
    background: var(--c-gold);
    color: var(--c-ink);
    border-color: var(--c-gold);
  }
  .nav__link[aria-current="page"]::after { color: var(--c-ink); opacity: 1; }

  .nav__badge { align-self: flex-start; }
}

/* ---------- 6. Scroll rail ---------- */
.scroll-rail {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  z-index: 120;
  pointer-events: none;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--c-gold), var(--c-neon) 68%, var(--c-terra));
}

/* ---------- 7. Footer ---------- */
.site-footer {
  margin-top: clamp(56px, 9vw, 112px);
  border-top: 3px solid var(--c-gold);
  background:
    radial-gradient(760px 320px at 8% 0, rgba(201, 162, 39, .13), transparent 72%),
    linear-gradient(180deg, #0B2B26 0%, #070F0D 64%);
  color: var(--c-cold);
}

.site-footer__top {
  max-width: var(--w-page);
  margin-inline: auto;
  padding: clamp(34px, 5vw, 58px) clamp(18px, 4vw, 40px) clamp(26px, 3.4vw, 42px);
  display: grid;
  gap: clamp(24px, 3vw, 40px);
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 640px) {
  .site-footer__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1000px) {
  .site-footer__top { grid-template-columns: 1.45fr 1fr 1.25fr 1.1fr; }
}

.site-footer__col { min-width: 0; }

.site-footer__col--brand { grid-column: 1 / -1; }
@media (min-width: 1000px) {
  .site-footer__col--brand { grid-column: auto; }
}

.site-footer__brand {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.375rem;
  letter-spacing: .01em;
  color: var(--c-cold);
  transition: color var(--dur) var(--ease);
}
.site-footer__brand:hover { color: var(--c-gold); }

.site-footer__lede {
  margin-top: 10px;
  max-width: 26em;
  font-size: .9375rem;
  color: rgba(232, 244, 241, .7);
}

.site-footer__icp {
  margin-top: 12px;
  font-family: var(--font-num);
  font-size: .75rem;
  letter-spacing: .1em;
  color: rgba(232, 244, 241, .48);
}

.site-footer__title {
  font-family: var(--font-body);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .24em;
  color: var(--c-gold);
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(201, 162, 39, .28);
}

.site-footer__note {
  margin-top: 14px;
  font-size: .8125rem;
  line-height: 1.7;
  color: rgba(232, 244, 241, .55);
}

.footlist {
  display: grid;
  gap: 9px;
  font-size: .9375rem;
}

.footlist a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: rgba(232, 244, 241, .78);
  transition: color var(--dur) var(--ease);
}
.footlist a::before {
  content: "";
  width: 8px;
  height: 2px;
  flex: 0 0 auto;
  background: rgba(201, 162, 39, .6);
  transition: width var(--dur) var(--ease), background var(--dur) var(--ease);
}
.footlist a:hover { color: var(--c-gold); }
.footlist a:hover::before { width: 18px; background: var(--c-gold); }

.tagcloud {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tagcloud__link {
  display: inline-block;
  padding: 5px 10px;
  border: 1px solid rgba(127, 227, 208, .3);
  border-radius: var(--r-pill);
  font-size: .6875rem;
  letter-spacing: .06em;
  color: rgba(232, 244, 241, .72);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.tagcloud__link:hover,
.tagcloud__link:focus-visible {
  border-color: var(--c-gold);
  color: var(--c-gold);
  background: rgba(201, 162, 39, .12);
}

.contact-block {
  display: grid;
  gap: 11px;
  font-style: normal;
  font-size: .875rem;
  color: rgba(232, 244, 241, .8);
}

.contact-block__row { display: grid; gap: 2px; }

.contact-block__key {
  font-size: .6875rem;
  letter-spacing: .2em;
  color: var(--c-neon);
}

.site-footer__bottom {
  max-width: var(--w-page);
  margin-inline: auto;
  padding: 18px clamp(18px, 4vw, 40px) 28px;
  border-top: 1px solid rgba(201, 162, 39, .24);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 26px;
  font-size: .8125rem;
  color: rgba(232, 244, 241, .6);
}

.site-footer__copy { font-family: var(--font-num); letter-spacing: .04em; }

.legal {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
}
.legal a { transition: color var(--dur) var(--ease); }
.legal a:hover { color: var(--c-gold); }

.to-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  border: 2px solid var(--c-gold);
  border-radius: var(--r-pill);
  color: var(--c-gold);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .14em;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.to-top:hover { background: var(--c-gold); color: var(--c-ink); }
.to-top[hidden] { display: none; }

/* ---------- 8. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 21px;
  border: 2px solid var(--c-gold);
  border-radius: var(--r-pill);
  background: var(--c-gold);
  color: var(--c-ink);
  font-size: .875rem;
  font-weight: 700;
  letter-spacing: .06em;
  box-shadow: 5px 5px 0 rgba(0, 0, 0, .5);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              background var(--dur) var(--ease), color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 8px 8px 0 rgba(0, 0, 0, .55); }
.btn:active { transform: translate(1px, 1px); box-shadow: 3px 3px 0 rgba(0, 0, 0, .45); }

.btn--ghost {
  background: transparent;
  color: var(--c-gold);
}
.btn--ghost:hover { background: rgba(201, 162, 39, .14); }

.btn--brick {
  background: var(--c-brick);
  border-color: var(--c-brick);
  color: var(--c-cold);
}

.btn--sm {
  padding: 8px 15px;
  font-size: .8125rem;
  box-shadow: 3px 3px 0 rgba(0, 0, 0, .45);
}

/* ---------- 9. Editorial components ---------- */
.kicker {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--c-neon);
}

.band {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.6vw, 18px);
  padding-top: 14px;
  margin-bottom: clamp(18px, 2.6vw, 30px);
  border-top: 3px solid var(--c-gold);
}

.band__num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: .75rem;
  letter-spacing: .3em;
  color: var(--c-gold);
}

.band__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  letter-spacing: -.01em;
  color: var(--c-cold);
}

.band__note {
  margin-left: auto;
  font-size: .75rem;
  letter-spacing: .16em;
  color: var(--c-dim);
  white-space: nowrap;
}

@media (max-width: 560px) {
  .band { flex-wrap: wrap; }
  .band__note { margin-left: 0; white-space: normal; }
}

.stat { display: flex; flex-direction: column; gap: 5px; }

.stat__num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: .95;
  letter-spacing: -.03em;
  color: var(--c-cold);
  white-space: nowrap;
}
.stat__num--gold { color: var(--c-gold); }

.stat__label {
  font-size: .75rem;
  letter-spacing: .18em;
  color: var(--c-dim);
}

.panel {
  background: var(--c-paper);
  color: var(--c-ink);
  border: 2px solid var(--c-ink);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-hard);
  padding: clamp(18px, 2.4vw, 26px);
}

.panel--dark {
  background: var(--c-ink);
  color: var(--c-cold);
  border-color: rgba(201, 162, 39, .5);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, .55);
}
.panel--dark strong, .panel--dark b { color: var(--c-cold); }

.panel--line {
  background: transparent;
  color: var(--c-cold);
  border-color: rgba(201, 162, 39, .5);
  box-shadow: none;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  border: 1px solid rgba(127, 227, 208, .45);
  border-radius: var(--r-pill);
  background: rgba(127, 227, 208, .07);
  color: var(--c-neon);
  font-size: .6875rem;
  letter-spacing: .1em;
}

.tag--gold {
  border-color: rgba(201, 162, 39, .55);
  background: rgba(201, 162, 39, .1);
  color: var(--c-gold);
}

.tag--brick {
  border-color: rgba(163, 74, 52, .65);
  background: rgba(163, 74, 52, .18);
  color: #E9A78F;
}

.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  font-size: .75rem;
  letter-spacing: .12em;
  color: var(--c-dim);
}
.crumb li { display: flex; align-items: center; gap: 10px; }
.crumb li + li::before { content: "/"; color: rgba(201, 162, 39, .6); }
.crumb a:hover { color: var(--c-gold); }
.crumb [aria-current="page"] { color: var(--c-cold); }

.prose {
  font-size: 1.0625rem;
  line-height: 1.78;
  color: rgba(232, 244, 241, .88);
}
.prose > * + * { margin-top: 1.1em; }
.prose p { max-width: 38em; }
.prose h2 { margin-top: 1.8em; }
.prose h3 { margin-top: 1.5em; }
.prose ul { display: grid; gap: 9px; }
.prose li { position: relative; padding-left: 22px; }
.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 10px;
  height: 2px;
  background: var(--c-gold);
}
.prose a {
  color: var(--c-neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prose--ink { color: rgba(18, 22, 15, .88); }
.prose--ink strong, .prose--ink b { color: var(--c-ink); }
.prose--ink a { color: var(--c-brick); }
.prose--ink li::before { background: var(--c-brick); }

/* segmented tabs */
.segmented {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px;
  border: 2px solid rgba(201, 162, 39, .42);
  border-radius: var(--r-pill);
  background: rgba(18, 22, 15, .5);
}

.segmented__btn {
  padding: 8px 16px;
  border: 0;
  border-radius: var(--r-pill);
  color: rgba(232, 244, 241, .72);
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .06em;
  white-space: nowrap;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.segmented__btn:hover { color: var(--c-gold); }
.segmented__btn[aria-selected="true"] { background: var(--c-gold); color: var(--c-ink); }

.tabpanel[hidden] { display: none; }

/* ---------- 10. Plate (image containers) ---------- */
.plate {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 2px solid rgba(201, 162, 39, .45);
  border-radius: var(--r-card);
  background: linear-gradient(150deg, #0B2B26, #12160F 58%, #1B2A22);
  box-shadow: 10px 10px 0 rgba(6, 17, 15, .5);
}

.plate > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.plate__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(127, 227, 208, .09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127, 227, 208, .09) 1px, transparent 1px);
  background-size: 28px 28px;
}

.plate__sheen {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 42%, rgba(232, 244, 241, .09) 48%, transparent 54%);
}

.plate__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 12px;
  padding: 10px 14px;
  border-top: 1px solid rgba(201, 162, 39, .34);
  background: linear-gradient(180deg, transparent, rgba(7, 15, 13, .92));
  font-size: .71875rem;
  letter-spacing: .12em;
  color: rgba(232, 244, 241, .86);
}

.plate--score {
  aspect-ratio: 16 / 9;
  background:
    radial-gradient(circle at 22% 30%, rgba(127, 227, 208, .22), transparent 34%),
    repeating-linear-gradient(0deg, rgba(232, 244, 241, .05) 0 1px, transparent 1px 22px),
    repeating-linear-gradient(90deg, rgba(232, 244, 241, .05) 0 1px, transparent 1px 22px),
    linear-gradient(155deg, #123D34, #070F0D);
}

.plate--stand {
  aspect-ratio: 4 / 3;
  background:
    repeating-linear-gradient(58deg, rgba(201, 162, 39, .15) 0 12px, transparent 12px 34px),
    linear-gradient(200deg, #1B2A22, #0B2B26);
}

.plate--banner {
  aspect-ratio: 21 / 9;
  background:
    repeating-linear-gradient(90deg,
      #A34A34 0 14%,
      #C9A227 14% 17%,
      #0B2B26 17% 31%,
      #7FE3D0 31% 33%,
      #12160F 33% 47%);
  background-size: 200% 100%;
}

.plate--metro {
  aspect-ratio: 3 / 4;
  background:
    repeating-linear-gradient(90deg, rgba(232, 244, 241, .1) 0 8px, transparent 8px 26px),
    linear-gradient(180deg, rgba(127, 227, 208, .2), rgba(11, 43, 38, .9) 55%, #070F0D);
}

.plate--terrain {
  aspect-ratio: 16 / 9;
  background: linear-gradient(180deg, #0B2B26 0%, #2C4A3A 46%, #B8763F 74%, #F4F1E8 100%);
}

/* ---------- 11. Reveal ---------- */
.reveal {
  transition: opacity 420ms var(--ease), transform 420ms var(--ease);
}

html[data-js="on"] .reveal {
  opacity: 0;
  transform: translateY(10px);
}

html[data-js="on"] .reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 12. 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;
  }

  html[data-js="on"] .reveal {
    opacity: 1;
    transform: none;
  }
}