:root {
  --bg: #07090d;
  --bg-alt: #0b0e14;
  --panel: #10141c;
  --panel-2: #161b25;
  --line: rgba(214, 176, 106, .2);
  --line-strong: rgba(214, 176, 106, .55);
  --gold: #d6b06a;
  --gold-hi: #f4dca0;
  --gold-deep: #8a6a33;
  --text: #e9e4d8;
  --muted: #a8a191;
  --dim: #6f6a5f;
  --blue: #86b6ff;
  --ember: #ff8a3d;

  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --brush: "Ma Shan Zheng", "STXingkai", "华文行楷", "Xingkai SC", "KaiTi", "楷体", "STKaiti", serif;

  --wrap: 1180px;
  --gutter: 16px;
  --nav-h: 64px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.75 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
[hidden] { display: none !important; }
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; line-height: 1.25; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
code {
  font: .92em/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: rgba(214, 176, 106, .1);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: .15em .4em;
  color: var(--gold-hi);
  white-space: nowrap;
}
:focus-visible { outline: 2px solid var(--gold-hi); outline-offset: 3px; border-radius: 4px; }
.brush { font-family: var(--brush); font-weight: 400; letter-spacing: .04em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--gold); color: #111; padding: 6px 12px; border-radius: 4px; }
.skip:focus { left: 8px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 48px; padding: 0 28px;
  font: 600 16px/1 var(--sans); letter-spacing: .08em; text-decoration: none;
  border-radius: 3px; cursor: pointer; transition: transform .15s, box-shadow .2s, background .2s, color .2s;
  white-space: nowrap;
}
.btn-gold {
  color: #1b1307;
  background: linear-gradient(180deg, #f6e1a8 0%, #d6ae62 48%, #a97c36 100%);
  border: 1px solid #f7dfa0;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, .6), 0 6px 24px rgba(214, 160, 70, .28), inset 0 1px 0 rgba(255, 255, 255, .5);
}
.btn-gold:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px rgba(0, 0, 0, .6), 0 10px 32px rgba(240, 180, 80, .45), inset 0 1px 0 rgba(255, 255, 255, .6); }
.btn-ghost {
  color: var(--gold-hi);
  background: rgba(8, 10, 14, .45);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(4px);
}
.btn-ghost:hover { background: rgba(214, 176, 106, .12); border-color: var(--gold); }
.btn-sm { min-height: 36px; padding: 0 16px; font-size: 14px; }
.text-link { color: var(--gold-hi); }

/* ---------- nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--nav-h);
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled, .nav.open {
  background: rgba(7, 9, 13, .86);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
}
.nav-inner { max-width: var(--wrap); height: 100%; margin: 0 auto; padding: 0 var(--gutter); display: flex; align-items: center; justify-content: space-between; }
.logo { text-decoration: none; font-size: 28px; color: var(--gold-hi); text-shadow: 0 0 18px rgba(240, 190, 90, .35); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn) { text-decoration: none; color: var(--muted); font-size: 15px; letter-spacing: .1em; transition: color .2s; }
.nav-links a:not(.btn):hover { color: var(--gold-hi); }
.nav-toggle { display: none; width: 44px; height: 44px; border: 0; background: none; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; height: 2px; margin: 5px 0; background: var(--gold-hi); transition: transform .25s, opacity .25s; }
.nav.open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav.open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: grid; place-items: center; overflow: hidden; isolation: isolate;
  background: #04060a;
}
.stage {
  position: absolute; left: 50%; top: 50%; z-index: -2;
  width: max(100vw, 133.334vh); aspect-ratio: 4 / 3;
  transform: translate(-50%, -50%);
}
@supports (height: 100svh) { .stage { width: max(100vw, 133.334svh); } }
.hall { width: 100%; height: 100%; object-fit: cover; filter: saturate(.9) brightness(.9); }
.door {
  position: absolute;
  left: 19.125%; top: 16%; width: 62%; height: 60.1667%;
  background: url(../img/door.webp) 0 0 / 900% 100% no-repeat;
}
.door-glow {
  position: absolute; left: 30%; top: 18%; width: 40%; height: 56%;
  background: radial-gradient(closest-side, rgba(110, 160, 255, .35), rgba(60, 100, 200, .12) 55%, transparent 75%);
  opacity: 0; transition: opacity 1.6s ease .2s;
  mix-blend-mode: screen;
}
.hero.opened .door-glow { opacity: 1; }
.hero-shade {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse 60% 55% at 50% 48%, rgba(0, 0, 0, .1), rgba(0, 0, 0, .55) 70%, rgba(0, 0, 0, .85)),
    linear-gradient(180deg, rgba(4, 6, 10, .7) 0%, transparent 22%, transparent 70%, var(--bg) 100%);
}
.hero-inner {
  text-align: center; padding: calc(var(--nav-h) + 24px) var(--gutter) 96px;
  max-width: 820px;
}
.eyebrow { color: var(--blue); letter-spacing: .5em; font-size: 14px; text-indent: .5em; text-shadow: 0 0 12px rgba(120, 170, 255, .6); }
.hero-title {
  margin: 8px 0 18px;
  font-size: clamp(64px, 14vw, 148px); line-height: 1.05;
  color: var(--gold-hi);
  background: linear-gradient(180deg, #fff3cf 0%, #f2d38e 40%, #c8913f 75%, #8d5d22 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 0 rgba(0, 0, 0, .65)) drop-shadow(0 0 28px rgba(250, 190, 90, .35));
}
.hero-lead { color: #d7d0bf; font-size: clamp(15px, 1.6vw, 18px); text-shadow: 0 2px 10px #000; text-wrap: balance; }
@media (max-width: 560px) { .hero-lead br { display: none; } }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin: 34px 0 40px; }
.hero-facts { display: flex; justify-content: center; flex-wrap: wrap; gap: 0; }
.hero-facts li { padding: 4px 24px; border-left: 1px solid var(--line); display: grid; }
.hero-facts li:first-child { border-left: 0; }
.hero-facts b { font: 700 20px/1.3 var(--serif); color: var(--gold-hi); }
.hero-facts span { font-size: 12px; color: var(--muted); letter-spacing: .15em; }
.scroll-cue { position: absolute; bottom: 28px; left: 50%; width: 26px; height: 42px; margin-left: -13px; border: 1px solid var(--line-strong); border-radius: 14px; }
.scroll-cue span { position: absolute; left: 50%; top: 8px; width: 3px; height: 8px; margin-left: -1.5px; background: var(--gold-hi); border-radius: 2px; animation: cue 1.8s ease-in-out infinite; }
@keyframes cue { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* hero entrance */
.hero-inner > * { opacity: 0; transform: translateY(14px); transition: opacity .9s ease, transform .9s ease; }
.hero.opened .hero-inner > * { opacity: 1; transform: none; }
.hero.opened .hero-inner > :nth-child(2) { transition-delay: .1s; }
.hero.opened .hero-inner > :nth-child(3) { transition-delay: .25s; }
.hero.opened .hero-inner > :nth-child(4) { transition-delay: .4s; }
.hero.opened .hero-inner > :nth-child(5) { transition-delay: .55s; }
.no-js .hero-inner > * { opacity: 1; transform: none; }

/* ---------- sections ---------- */
.section { position: relative; padding: 112px 0; }
.section-alt { background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 12%, var(--bg-alt) 88%, var(--bg) 100%); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.kicker { display: inline-flex; align-items: center; gap: 12px; color: var(--gold); font-size: 13px; letter-spacing: .6em; text-indent: .6em; }
.kicker::before, .kicker::after { content: ""; width: 36px; height: 1px; background: linear-gradient(90deg, transparent, var(--gold)); }
.kicker::after { transform: scaleX(-1); }
.section-head h2 { margin: 10px 0 14px; font-size: clamp(40px, 5.6vw, 60px); color: var(--gold-hi); text-shadow: 0 0 24px rgba(240, 190, 90, .22); }
.section-sub { color: var(--muted); text-wrap: pretty; }

/* ---------- classes ---------- */
.class-tabs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 28px; }
.class-tabs button {
  display: grid; gap: 2px; padding: 14px 10px; text-align: center; cursor: pointer;
  color: var(--muted); background: var(--panel); border: 1px solid var(--line); border-radius: 3px;
  font: inherit; transition: color .2s, border-color .2s, background .2s;
}
.class-tabs button b { font: 700 20px/1.3 var(--serif); color: var(--text); letter-spacing: .2em; text-indent: .2em; }
.class-tabs button span { font-size: 12px; letter-spacing: .08em; }
.class-tabs button:hover { border-color: var(--line-strong); }
.class-tabs button[aria-selected="true"] {
  background: linear-gradient(180deg, rgba(214, 176, 106, .16), rgba(214, 176, 106, .04));
  border-color: var(--gold); color: var(--gold-hi);
  box-shadow: inset 0 -2px 0 var(--gold);
}
.class-tabs button[aria-selected="true"] b { color: var(--gold-hi); }
.class-body {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); align-items: stretch;
  background: radial-gradient(ellipse at 30% 60%, rgba(214, 140, 60, .1), transparent 60%), var(--panel);
  border: 1px solid var(--line); border-radius: 4px; overflow: hidden;
}
.class-stage { position: relative; min-height: 520px; overflow: hidden; border-right: 1px solid var(--line); --feet: 27%; --cx: 56%;
  background: radial-gradient(ellipse 70% 50% at 50% 78%, rgba(255, 170, 70, .12), transparent 70%), linear-gradient(180deg, #0b0e14, #0e1219);
}
.class-stage::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(255, 255, 255, .012) 0 1px, transparent 1px 3px); }
.pedestal {
  position: absolute; left: var(--cx); bottom: calc(var(--feet) - 32px); width: 62%; height: 64px; transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(255, 200, 120, .25), rgba(255, 160, 60, .08) 60%, transparent);
  box-shadow: 0 0 0 1px rgba(214, 176, 106, .18);
}
.sprite-box { position: relative; width: 100%; height: 100%; }
.class-stage .sprite-box { position: absolute; inset: 0; }
.sprite {
  position: absolute; background-repeat: no-repeat; pointer-events: none;
  transition: opacity .35s ease;
}
.sprite.fading { opacity: 0; }
.class-panels { padding: 44px 44px 40px; }
.class-panel h3 { font: 700 36px/1.2 var(--serif); color: var(--gold-hi); letter-spacing: .2em; }
.class-panel .role { color: var(--blue); margin: 6px 0 18px; letter-spacing: .12em; font-size: 14px; }
.class-panel > p:not(.role):not(.outfit) { color: #cfc8b8; }
.class-panel h4 { margin: 26px 0 12px; font: 600 14px/1 var(--sans); color: var(--muted); letter-spacing: .3em; }
.skills { display: flex; flex-wrap: wrap; gap: 8px; }
.skills li { padding: 5px 12px; font-size: 14px; color: var(--gold-hi); border: 1px solid var(--line); background: rgba(214, 176, 106, .06); border-radius: 2px; }
.outfit { margin-top: 28px; font-size: 13px; color: var(--dim); }
.class-panel { animation: rise .45s ease; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- gear ---------- */
.gear-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.gear-card {
  position: relative; text-align: center; padding: 0 10px 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .015), rgba(255, 255, 255, 0)), var(--panel);
  border: 1px solid var(--line); border-radius: 3px; overflow: hidden;
  transition: border-color .25s, transform .25s;
}
.gear-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.gear-card .sprite-box { height: 220px; --feet: 12%; --cx: 50%; }
.gear-card .sprite-box::before {
  content: ""; position: absolute; left: 50%; bottom: 7%; width: 70%; height: 30px; transform: translateX(-50%);
  border-radius: 50%; background: radial-gradient(closest-side, rgba(255, 210, 140, .16), transparent);
}
.gear-card h3 { font: 700 17px/1.4 var(--serif); color: var(--gold-hi); letter-spacing: .08em; }
.gear-card p { margin-top: 2px; font-size: 12px; color: var(--muted); }

/* ---------- features ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.feature {
  position: relative; padding: 28px 24px 30px; background: var(--panel); border: 1px solid var(--line); border-radius: 3px;
  transition: border-color .25s, background .25s;
}
.feature:hover { border-color: var(--line-strong); background: var(--panel-2); }
.feature .num { display: block; font-size: 40px; line-height: 1; color: var(--gold); opacity: .85; margin-bottom: 16px; }
.feature h3 { font: 700 19px/1.4 var(--serif); color: var(--text); margin-bottom: 10px; }
.feature p { font-size: 14px; color: var(--muted); line-height: 1.8; }

/* ---------- world ---------- */
.world-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.region {
  position: relative; padding: 30px 28px; background: var(--panel); border: 1px solid var(--line); border-radius: 3px; overflow: hidden;
}
.region::before {
  content: ""; position: absolute; right: -40px; top: -40px; width: 160px; height: 160px; border-radius: 50%;
  border: 1px solid rgba(214, 176, 106, .1); box-shadow: 0 0 0 18px rgba(214, 176, 106, .03), 0 0 0 40px rgba(214, 176, 106, .02);
}
.region h3 { font: 700 24px/1.3 var(--serif); color: var(--gold-hi); letter-spacing: .12em; margin-bottom: 10px; }
.region > p { font-size: 14px; color: var(--muted); }
.places { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 16px; }
.places li { font-size: 13px; color: #cfc8b8; }
.places li::before { content: "◆"; font-size: 8px; color: var(--gold); margin-right: 6px; vertical-align: 2px; }

/* ---------- download ---------- */
.section-download { overflow: hidden; isolation: isolate; }
.section-download::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: url(../img/fire.webp) center 30% / cover no-repeat;
  opacity: .32; filter: saturate(1.1);
  mask-image: linear-gradient(180deg, transparent, #000 25%, #000 70%, transparent);
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 25%, #000 70%, transparent);
}
.download { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 14px; }
.dl-card, .dl-side { background: rgba(14, 18, 25, .9); border: 1px solid var(--line); border-radius: 3px; padding: 36px; backdrop-filter: blur(6px); }
.dl-card { border-color: var(--line-strong); box-shadow: 0 20px 60px rgba(0, 0, 0, .5), inset 0 1px 0 rgba(255, 220, 150, .08); }
.dl-card h3, .dl-side h3 { font: 700 22px/1.3 var(--serif); color: var(--gold-hi); letter-spacing: .1em; margin-bottom: 20px; }
.dl-meta { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 24px; margin: 0 0 30px; }
.dl-meta div { border-left: 2px solid var(--gold-deep); padding-left: 12px; }
.dl-meta dt { font-size: 12px; color: var(--muted); letter-spacing: .2em; }
.dl-meta dd { margin: 2px 0 0; font: 600 17px/1.4 var(--serif); }
.dl-buttons { display: flex; flex-wrap: wrap; gap: 12px; }
.dl-buttons .dl-item { display: grid; gap: 6px; }
.dl-buttons .dl-note { font-size: 12px; color: var(--muted); text-align: center; }
.dl-empty { padding: 16px 18px; border: 1px dashed var(--line-strong); color: var(--muted); border-radius: 3px; text-align: center; }
.reqs { width: 100%; border-collapse: collapse; font-size: 14px; }
.reqs th, .reqs td { padding: 11px 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.reqs th { width: 72px; color: var(--muted); font-weight: 400; letter-spacing: .2em; }
.community { margin-top: 30px; }
.community h3 { margin-bottom: 10px; }

/* ---------- guide ---------- */
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; counter-reset: step; margin-bottom: 64px; }
.steps li { position: relative; padding: 56px 22px 26px; background: var(--panel); border: 1px solid var(--line); border-radius: 3px; counter-increment: step; }
.steps li::before {
  content: counter(step); position: absolute; left: 22px; top: 18px;
  font: 700 26px/1 var(--serif); color: var(--gold);
}
.steps li::after { content: ""; position: absolute; left: 52px; right: 22px; top: 32px; height: 1px; background: linear-gradient(90deg, var(--line-strong), transparent); }
.steps h3 { font: 700 18px/1.4 var(--serif); margin-bottom: 8px; }
.steps p { font-size: 14px; color: var(--muted); line-height: 1.85; }
.faq { max-width: 860px; margin: 0 auto; }
.faq-title { font: 700 24px/1.3 var(--serif); color: var(--gold-hi); text-align: center; letter-spacing: .15em; margin-bottom: 22px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-of-type { border-top: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 20px 40px 20px 4px; position: relative;
  font: 600 16px/1.5 var(--sans); color: var(--text);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 8px; top: 50%; transform: translateY(-50%); font: 300 24px/1 var(--sans); color: var(--gold); transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq summary:hover { color: var(--gold-hi); }
.faq details p { padding: 0 4px 22px; color: var(--muted); font-size: 15px; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 44px 0 40px; background: #05070a; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 24px; }
.footer-logo { font-size: 30px; color: var(--gold-hi); }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 14px; }
.footer-links a:hover { color: var(--gold-hi); }
.health { font-size: 13px; color: var(--muted); padding: 14px 0; border-top: 1px solid rgba(255, 255, 255, .05); border-bottom: 1px solid rgba(255, 255, 255, .05); }
.fineprint { margin-top: 14px; font-size: 12px; color: var(--dim); }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .gear-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  :root { --nav-h: 56px; }
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute; top: var(--nav-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px var(--gutter) 18px; background: rgba(7, 9, 13, .97); border-bottom: 1px solid var(--line);
    transform: translateY(-8px); opacity: 0; visibility: hidden; transition: transform .25s, opacity .25s, visibility .25s;
  }
  .nav.open .nav-links { transform: none; opacity: 1; visibility: visible; }
  .nav-links a:not(.btn) { padding: 14px 4px; border-bottom: 1px solid rgba(255, 255, 255, .05); font-size: 16px; }
  .nav-links .btn { margin-top: 14px; min-height: 46px; }
  .logo { font-size: 24px; }
  .section { padding: 80px 0; }
  .section-head { margin-bottom: 40px; }
  .class-body { grid-template-columns: 1fr; }
  .class-stage { min-height: 380px; border-right: 0; border-bottom: 1px solid var(--line); }
  .class-panels { padding: 28px 22px 30px; }
  .class-panel h3 { font-size: 30px; }
  .gear-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .world-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .download { grid-template-columns: 1fr; }
  .dl-card, .dl-side { padding: 28px 22px; }
}
@media (max-width: 560px) {
  .hero-facts li { padding: 4px 14px; }
  .hero-facts b { font-size: 17px; }
  .hero-cta .btn { flex: 1 1 140px; }
  .class-tabs { gap: 6px; }
  .class-tabs button { padding: 10px 4px; }
  .class-tabs button b { font-size: 17px; letter-spacing: .1em; text-indent: .1em; }
  .class-tabs button span { display: none; }
  .class-stage { min-height: 320px; }
  .gear-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .gear-card .sprite-box { height: 180px; }
  .feature-grid, .world-grid, .steps { grid-template-columns: 1fr; }
  .dl-meta { grid-template-columns: 1fr 1fr; }
  .dl-buttons .btn, .dl-buttons .dl-item { flex: 1 1 100%; }
  .footer-top { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}
.gear-card.reveal.in:hover { transform: translateY(-3px); }