/* =========================================================
   Greatest Build Together — styles
   Mobile-first. Colours match the event poster.
   ========================================================= */

:root {
  --orange: #F26A21;
  --yellow: #F7A823;
  --blue: #1E78D8;
  --green: #12954F;
  --ink: #111111;
  --bg: #EEEEEE;
  --panel: #FAFAFA;
  --grey: #D6D6D6;
  --grey-dark: #5A5A5A;
  --white: #FFFFFF;

  --display: "Barlow Condensed", "Arial Narrow", Impact, sans-serif;
  --body: "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;

  --radius: 18px;
  --border: 3px solid var(--ink);
  --shadow: 5px 5px 0 var(--ink);
  --gutter: 16px;
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink);
  background-color: var(--bg);
  /* subtle diagonal geometric shapes, like the poster background */
  background-image:
    linear-gradient(120deg, transparent 0 62%, rgba(0,0,0,.035) 62% 70%, transparent 70%),
    linear-gradient(60deg, transparent 0 18%, rgba(0,0,0,.03) 18% 24%, transparent 24%),
    repeating-linear-gradient(135deg, transparent 0 46px, rgba(0,0,0,.018) 46px 48px);
  background-attachment: fixed;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); font-weight: 700; }
h1, h2, h3 { margin: 0; line-height: 1.05; }
p { margin: 0 0 .75em; }
p:last-child { margin-bottom: 0; }
[hidden] { display: none !important; }

.wrap { width: 100%; max-width: 65rem; margin: 0 auto; padding: 0 var(--gutter); }

.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 100;
  background: var(--ink); color: var(--white); padding: 10px 16px; border-radius: 8px;
}
.skip-link:focus { top: 12px; }

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px var(--white);
}

.eyebrow {
  font-size: .8rem; font-weight: 800; letter-spacing: .2em; text-transform: uppercase;
  color: var(--grey-dark); margin-bottom: .5em;
}

/* ---------- Buttons: chunky, outlined, offset shadow ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: 1.35rem; letter-spacing: .04em; text-transform: uppercase; text-decoration: none;
  color: var(--ink); background: var(--orange);
  border: var(--border); border-radius: 12px; box-shadow: var(--shadow);
  padding: .55em 1.3em; min-height: 52px; cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease;
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 7px 7px 0 var(--ink); background: #FF7A30; }
.btn:active { transform: translate(4px, 4px); box-shadow: 1px 1px 0 var(--ink); }
.btn--big { font-size: 1.9rem; padding: .45em 1.6em; min-height: 64px; }
.btn--blue { background: var(--blue); color: var(--white); }
.btn--blue:hover { background: #2A88EE; }
.btn--white { background: var(--white); }
.btn--white:hover { background: #F4F4F4; }
.btn svg { flex: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 20px; }
.btn-row .btn { flex: 1 1 200px; }

/* ---------- Section header bars ---------- */
.section { padding: 28px 0; }

.bar-title {
  position: relative;
  background: var(--green); color: var(--white);
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(1.7rem, 7vw, 2.6rem); text-transform: uppercase; letter-spacing: .02em;
  padding: .3em 1.4em .3em .8em;
  border-radius: 10px;
  margin-bottom: 18px;
  transform: skewX(-6deg);
}
.bar-title > span { display: inline-block; transform: skewX(6deg); }
/* the little ✕ and + marks in the corners */
.bar-title::before, .bar-title::after {
  position: absolute; font-family: var(--body); font-style: normal; font-weight: 800;
  font-size: .8rem; line-height: 1; opacity: .85;
}
.bar-title::before { content: "✕"; top: 7px; right: 12px; }
.bar-title::after  { content: "+"; bottom: 5px; right: 30px; font-size: 1rem; }

/* ✕ ✕ ✕ ✕ decorative row */
.xrow {
  display: flex; justify-content: center; gap: 22px;
  font-weight: 800; font-size: 1.4rem; color: var(--ink); padding: 8px 0;
}
.xrow__blue { color: var(--blue); }

/* ---------- Panels ---------- */
.panel {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 22px 20px;
  box-shadow: 0 1px 0 rgba(0,0,0,.06), 0 8px 24px rgba(0,0,0,.06);
}

.tag {
  display: inline-block; font-size: .75rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase;
  padding: .35em .8em; border-radius: 6px; margin-right: .5em; vertical-align: 2px;
}
.tag--orange { background: var(--orange); color: var(--ink); }
.tag--blue { background: var(--blue); color: var(--white); }

/* =========================================================
   1. HERO
   ========================================================= */
.hero {
  position: relative;
  padding: 36px 0 32px;
  text-align: center;
  overflow: hidden;
}
/* big diagonal poster shapes */
.hero::before, .hero::after {
  content: ""; position: absolute; z-index: -1; pointer-events: none;
}
.hero::before {
  width: 140%; height: 90px; left: -20%; top: 38%;
  background: var(--yellow); opacity: .18; transform: rotate(-12deg);
}
.hero::after {
  width: 120%; height: 34px; left: -10%; top: 62%;
  background: var(--blue); opacity: .12; transform: rotate(-12deg);
}
.hero__inner { display: flex; flex-direction: column; align-items: center; }

.hero__logo { width: 100%; margin-bottom: 14px; }
/* logo spans the full content width (same as the cards below). The file is square
   with empty space top/bottom, so crop to the lettering. */
.hero__logo img { width: 100%; aspect-ratio: 500 / 172; object-fit: cover; margin: 0 auto; }

.logo-fallback {
  display: flex; flex-direction: column; align-items: center;
  font-family: var(--display); font-style: italic; font-weight: 800; text-transform: uppercase;
  line-height: .9;
}
.logo-fallback__top {
  font-size: clamp(1.4rem, 7vw, 2.2rem); letter-spacing: .28em;
  background: var(--ink); color: var(--white); padding: .12em .6em .12em .9em; transform: skewX(-8deg);
}
.logo-fallback__main {
  font-size: clamp(2.8rem, 15vw, 5.2rem); color: var(--orange);
  -webkit-text-stroke: 2px var(--ink); paint-order: stroke fill;
  text-shadow: 4px 4px 0 var(--ink); margin-top: .12em;
}

.hero__tagline {
  font-family: var(--display); font-style: italic; font-weight: 700;
  font-size: clamp(1.35rem, 5.5vw, 1.9rem); text-transform: uppercase; letter-spacing: .02em;
  margin-bottom: 10px;
}
.hero__meta {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 10px;
  font-size: .9rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase;
  margin-bottom: 20px;
}
.hero__meta .dot { color: var(--orange); }

.countdown-box {
  background: var(--panel); border: var(--border); border-radius: var(--radius);
  padding: 14px 14px 16px; margin-bottom: 26px; width: 100%; max-width: 30rem;
}
.countdown { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.countdown__unit {
  background: var(--ink); color: var(--white); border-radius: 10px; padding: 8px 2px 6px;
  display: flex; flex-direction: column; align-items: center;
}
.countdown__num {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(2rem, 10vw, 2.8rem); line-height: 1; font-variant-numeric: tabular-nums;
}
.countdown__unit:first-child .countdown__num { color: var(--yellow); }
.countdown__lbl { font-size: .72rem; font-weight: 800; letter-spacing: .2em; text-transform: uppercase; opacity: .85; }

.countdown-status {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: 1.5rem; text-transform: uppercase; line-height: 1.1; margin: 0;
}
.countdown-status a { color: var(--blue); }

.hero__sub { margin-top: 16px; font-size: .88rem; font-weight: 600; color: var(--grey-dark); }

/* =========================================================
   2. ABOUT
   ========================================================= */
.about__lead { font-size: 1.12rem; }
.about__list { list-style: none; padding: 0; margin: 16px 0; display: grid; gap: 10px; }
.about__list li { position: relative; padding-left: 30px; }
.about__list li::before {
  content: "✕"; position: absolute; left: 4px; top: 0; font-weight: 800; color: var(--orange);
}
.about__list li:nth-child(3)::before { color: var(--blue); }
.about__rules { display: grid; gap: 10px; border-top: 2px dashed var(--grey); padding-top: 16px; }

/* =========================================================
   3. NEXT SESSION — poster-style info bars
   ========================================================= */
.session__past-note {
  background: var(--yellow); border: var(--border); border-radius: 10px; padding: 10px 14px;
  font-weight: 600; margin-bottom: 16px;
}
.session__past-note a { color: var(--ink); }
.session__desc { margin: 16px 0 0; font-weight: 600; }
.session__bars { margin: 0; display: grid; gap: 10px; }
.info-bar {
  display: grid; grid-template-columns: 88px 1fr; align-items: stretch;
  border-radius: 10px; overflow: hidden; transform: skewX(-6deg);
}
.info-bar > * { transform: skewX(6deg); }
.info-bar__label {
  display: flex; align-items: center; justify-content: center;
  background: var(--ink); color: var(--white);
  font-size: .8rem; font-weight: 800; letter-spacing: .2em; text-transform: uppercase;
  transform: none;
}
.info-bar__value {
  margin: 0; padding: 10px 16px;
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(1.5rem, 7vw, 2.1rem); text-transform: uppercase; line-height: 1.05;
}
.info-bar__value small {
  display: block; font-family: var(--body); font-style: normal; font-weight: 600;
  font-size: .9rem; text-transform: none; letter-spacing: .02em; margin-top: 4px;
}
.info-bar--green .info-bar__value { background: var(--green); color: var(--white); }
.info-bar--grey .info-bar__value { background: var(--grey); color: var(--ink); }

/* =========================================================
   4. HOW IT WORKS — instruction manual + sprue frame
   ========================================================= */
.manual {
  background: var(--white); border: var(--border); border-radius: 6px;
  padding: 0 0 14px; overflow: hidden;
}
.manual__head {
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap;
  background: var(--ink); color: var(--white); padding: 6px 12px;
  font-size: .75rem; font-weight: 800; letter-spacing: .18em;
}
.manual__note {
  font-size: .75rem; font-weight: 800; letter-spacing: .14em; color: var(--grey-dark);
  text-align: center; margin: 12px 12px 0;
}

/* The runner frame */
.sprue {
  --runner: #9AA3AD;
  list-style: none; margin: 12px; padding: 14px 10px;
  border: 6px solid var(--runner); border-radius: 12px;
  display: grid; gap: 34px;
  position: relative;
  counter-reset: none;
}
/* a centre runner bar running through the frame */
.sprue::before {
  content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 8px;
  transform: translateX(-50%); background: var(--runner);
}
.sprue__part {
  position: relative; z-index: 1;
  background: var(--panel); border: 2px solid var(--ink); border-radius: 14px;
  padding: 16px 14px 14px calc(2.6rem + 22px);
}
/* gates: little nubs connecting each part to the runner */
.sprue__part::before, .sprue__part::after {
  content: ""; position: absolute; left: 50%; width: 6px; height: 18px;
  background: var(--runner); transform: translateX(-50%);
}
.sprue__part::before { top: -19px; }
.sprue__part::after { bottom: -19px; }
.sprue__tag {
  position: absolute; top: -11px; right: 14px;
  background: var(--runner); color: var(--ink); border-radius: 4px;
  font-size: .7rem; font-weight: 800; letter-spacing: .12em; padding: 2px 6px;
}
.step-num {
  position: absolute; left: 10px; top: 14px;
  width: 2.6rem; height: 2.6rem; border-radius: 50%;
  border: 3px solid var(--ink); background: var(--yellow);
  display: grid; place-items: center;
  font-family: var(--display); font-style: italic; font-weight: 800; font-size: 1.6rem;
}
.sprue__part:nth-child(2) .step-num { background: var(--blue); color: var(--white); }
.sprue__part:nth-child(3) .step-num { background: var(--orange); }
.sprue__part h3 {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: 1.6rem; text-transform: uppercase; margin-bottom: 4px;
}
.sprue__part p { font-size: 1rem; }

.sprue-divider { display: block; width: min(600px, 90%); height: 40px; margin: 8px auto; fill: #9AA3AD; }

/* =========================================================
   5. TILES
   ========================================================= */
.tiles { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; grid-template-columns: 1fr; }
.tile {
  position: relative; background: var(--panel); border-radius: var(--radius);
  padding: 20px 18px 18px; border-top: 8px solid var(--c);
  box-shadow: 0 8px 24px rgba(0,0,0,.06);
}
.tile--orange { --c: var(--orange); }
.tile--blue { --c: var(--blue); }
.tile--yellow { --c: var(--yellow); }
.tile--green { --c: var(--green); }
.tile__icon { width: 44px; height: 44px; fill: var(--c); stroke: var(--c); margin-bottom: 10px; }
.tile h3 {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: 1.55rem; text-transform: uppercase; margin-bottom: 6px;
}
.tile p { font-size: 1rem; }

/* =========================================================
   6. THIS MONTH
   ========================================================= */
.featured { border-left: 10px solid var(--blue); margin-bottom: 16px; }
.featured__name {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(2rem, 9vw, 3rem); text-transform: uppercase; color: var(--blue); margin-bottom: 6px;
}

.promo-strip {
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px 12px;
  background: var(--yellow); border: var(--border); border-radius: 12px; box-shadow: var(--shadow);
  padding: 12px 16px; font-weight: 800; margin: 0 0 26px;
}
.promo-strip__tag {
  background: var(--ink); color: var(--white); border-radius: 6px;
  font-size: .75rem; letter-spacing: .18em; text-transform: uppercase; padding: .3em .7em;
}

.subhead {
  font-family: var(--display); font-style: italic; font-weight: 800; font-size: 1.6rem;
  text-transform: uppercase; margin-bottom: 14px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px;
}
.subhead small {
  font-family: var(--body); font-style: normal; font-weight: 800; font-size: .75rem;
  letter-spacing: .16em; color: var(--grey-dark);
}

.perks { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); justify-items: center; }
.perk {
  width: 100%; max-width: 14rem; aspect-ratio: 1; border-radius: 50%;
  background: var(--panel); border: var(--border); box-shadow: var(--shadow);
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  padding: 22px 26px; position: relative;
}
.perk::before {
  content: ""; position: absolute; inset: 7px; border-radius: 50%;
  border: 2px dashed var(--c, var(--orange)); pointer-events: none;
}
.perk:nth-child(3n+2) { --c: var(--blue); }
.perk:nth-child(3n+3) { --c: var(--green); }
.perk__deal {
  font-family: var(--display); font-style: italic; font-weight: 800; font-size: 2rem; line-height: 1;
  color: var(--ink); background: var(--c, var(--orange)); padding: 2px 10px; border-radius: 6px;
}
.perk:nth-child(3n+2) .perk__deal, .perk:nth-child(3n+3) .perk__deal { color: var(--white); }
.perk__name { font-weight: 800; font-size: 1rem; margin-top: 8px; line-height: 1.2; }
.perk__what { font-size: .8rem; line-height: 1.3; margin-top: 4px; color: var(--grey-dark); }

/* =========================================================
   7. TICKETS — blue/orange poster labels
   ========================================================= */
.tickets { text-align: center; }
.price-labels { display: grid; gap: 14px; margin-bottom: 16px; justify-items: center; }
.price-label {
  display: inline-flex; align-items: stretch; transform: skewX(-8deg);
  border: var(--border); border-radius: 10px; overflow: hidden; box-shadow: var(--shadow);
  width: min(100%, 20rem);
}
.price-label > * { transform: skewX(8deg); }
.price-label__kind {
  flex: 1; display: flex; align-items: center; justify-content: center;
  padding: 10px 18px;
  font-family: var(--display); font-style: italic; font-weight: 800; font-size: 1.5rem; text-transform: uppercase;
}
.price-label__kind--blue { background: var(--blue); color: var(--white); }
.price-label__kind--orange { background: var(--orange); color: var(--ink); }
.price-label__amt {
  background: var(--white); padding: 4px 18px; min-width: 6.5rem; text-align: center;
  font-family: var(--display); font-style: italic; font-weight: 800; font-size: 2.8rem; line-height: 1.1;
  border-left: var(--border);
}
.tickets__promo { font-weight: 800; margin-bottom: 20px; }
.tickets__note {
  margin-top: 18px; font-size: .88rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--grey-dark);
}

/* =========================================================
   8. PHOTO STRIP
   ========================================================= */
.photo-strip {
  list-style: none; margin: 0; padding: 4px var(--gutter) 18px;
  display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch; scrollbar-width: thin;
}
.photo-strip li { flex: 0 0 78%; max-width: 360px; scroll-snap-align: start; }
.photo-strip figure { margin: 0; background: var(--white); border: var(--border); border-radius: 14px; overflow: hidden; }
.photo-strip img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: var(--grey); }
.photo-strip figcaption {
  padding: 8px 12px; font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase;
}

.photo-ph {
  aspect-ratio: 4 / 3; display: grid; place-items: center; text-align: center; padding: 16px;
  background: repeating-linear-gradient(135deg, var(--grey) 0 14px, #CFCFCF 14px 28px);
  font-weight: 800; font-size: .85rem; letter-spacing: .12em; text-transform: uppercase;
}

/* =========================================================
   COLLAB
   ========================================================= */
.collab { display: grid; gap: 20px; border-left: 10px solid var(--orange); }
.collab__lead {
  font-family: var(--display); font-style: italic; font-weight: 800;
  font-size: clamp(1.6rem, 7vw, 2.2rem); text-transform: uppercase; line-height: 1.05;
}
.collab__tags { list-style: none; margin: 14px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.collab__tags li {
  font-size: .75rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase;
  border: 2px solid var(--ink); border-radius: 999px; padding: 5px 12px; background: var(--white);
}
.collab__cta { display: flex; flex-direction: column; align-items: stretch; gap: 8px; }
.collab__email { text-align: center; font-size: .9rem; font-weight: 700; color: var(--grey-dark); word-break: break-all; }
.footer__collab { color: var(--yellow); }

/* =========================================================
   9. FAQ
   ========================================================= */
.faq { display: grid; gap: 10px; }
.faq details { background: var(--panel); border-radius: 12px; border: 2px solid transparent; }
.faq details[open] { border-color: var(--ink); }
.faq summary {
  list-style: none; cursor: pointer; position: relative;
  padding: 16px 52px 16px 18px; font-weight: 800; border-radius: 12px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
  width: 28px; height: 28px; border-radius: 50%; background: var(--green); color: var(--white);
  display: grid; place-items: center; font-size: 1.2rem; line-height: 1;
  transition: transform .2s ease;
}
.faq details[open] summary::after { content: "✕"; font-size: .8rem; background: var(--ink); }
.faq details p { padding: 0 18px 16px; }

/* =========================================================
   10. FOOTER
   ========================================================= */
.footer {
  background: var(--ink); color: var(--white); text-align: center;
  padding: 34px 0 110px; margin-top: 28px;
  font-size: .95rem;
}
.footer__credits { margin-bottom: 16px; }
.socials { list-style: none; margin: 0 0 18px; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.socials a {
  display: inline-block; color: var(--white); text-decoration: none;
  border: 2px solid var(--white); border-radius: 999px; padding: 8px 16px;
  font-size: .8rem; letter-spacing: .14em; text-transform: uppercase;
}
.socials a:hover { background: var(--orange); border-color: var(--orange); color: var(--ink); }
.footer__copy { font-size: .8rem; opacity: .85; }
.footer__copy a { color: var(--white); }
.tickets__fine { margin-top: 8px; font-size: .88rem; color: var(--grey-dark); }
.footer :focus-visible { outline-color: var(--yellow); box-shadow: none; }

/* Terms page */
.legal h2 {
  font-family: var(--display); font-style: italic; font-weight: 800; font-size: 1.5rem;
  text-transform: uppercase; margin: 26px 0 8px;
}
.legal ul { padding-left: 1.2em; margin: 0; display: grid; gap: 6px; }
.footer--short { padding-bottom: 34px; margin-top: 0; }

/* =========================================================
   Sticky mobile ticket button
   ========================================================= */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom));
  background: linear-gradient(to top, rgba(238,238,238,.96) 70%, rgba(238,238,238,0));
  transform: translateY(120%); transition: transform .25s ease;
}
.sticky-cta.is-visible { transform: translateY(0); }
.btn--sticky { width: 100%; font-size: 1.5rem; min-height: 56px; }
.sticky-cta__meta { font-family: var(--body); font-style: normal; font-size: .75rem; letter-spacing: .14em; opacity: .85; }

/* =========================================================
   Larger screens
   ========================================================= */
@media (min-width: 600px) {
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .price-labels { grid-template-columns: repeat(2, auto); justify-content: center; }
  .price-label { width: 300px; }
  .photo-strip li { flex-basis: 44%; }
  .panel { padding: 28px 30px; }
}

@media (min-width: 900px) {
  :root { --gutter: 24px; }
  .section { padding: 40px 0; }
  .hero { padding: 56px 0 44px; }
  .sprue { grid-template-columns: repeat(3, 1fr); gap: 22px; padding: 22px; }
  /* runner goes horizontal on desktop */
  .sprue::before { left: 0; right: 0; top: 50%; bottom: auto; width: auto; height: 8px; transform: translateY(-50%); }
  .sprue__part::before, .sprue__part::after { display: none; }
  .tiles { grid-template-columns: repeat(4, 1fr); }
  .photo-strip { padding-left: max(var(--gutter), calc((100vw - 65rem) / 2 + var(--gutter))); }
  .photo-strip li { flex-basis: 20rem; max-width: none; }
  .sticky-cta { display: none; }
  .footer { padding-bottom: 40px; }
  .about { display: grid; grid-template-columns: 1.3fr 1fr; gap: 10px 36px; }
  .about__lead { grid-column: 1 / -1; font-size: 1.3rem; }
  .collab { grid-template-columns: 1.6fr 1fr; align-items: center; gap: 36px; }
  .about__list { margin: 0; }
  .about__rules { border-top: 0; padding-top: 0; border-left: 2px dashed var(--grey); padding-left: 28px; align-content: center; }
}

/* Bigger screens: scale the whole page up (every size above is in rem) */
@media (min-width: 900px) { html { font-size: 112.5%; } }   /* 18px base */
@media (min-width: 1400px) { html { font-size: 125%; } }    /* 20px base */

/* =========================================================
   Reduced motion
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .btn:hover, .btn:active { transform: none; }
}