/* STACK UP'S HOME PAGE, in the game's own v2 look (src/styles/v2-tokens.css,
 * DESIGN-v2.md): dark navy panels with a hard ink edge, candy-gloss bars,
 * white display type with a thick dark outline, and the drifting diagonal
 * stripes the game's menus sit on. Mobile first; desktop widens the grid. */

@font-face { font-family: 'Lilita One'; src: url('/fonts/lilita-one.woff2') format('woff2'); font-weight: 100 900; font-display: swap; }
@font-face { font-family: 'Baloo 2'; src: url('/fonts/baloo2-800.woff2') format('woff2'); font-weight: 100 900; font-display: swap; }

:root {
  --disp: 'Lilita One', 'Fredoka', system-ui, sans-serif;
  --body: 'Baloo 2', 'Fredoka', system-ui, sans-serif;
  --ink: #1c1a33;
  --text: #fff; --dim: #c9cde6; --gold-text: #ffd84a;
  --bg: #23263d; --bg-deep: #1a1c2f; --panel: #2f3352; --panel-hi: #3b4066; --bar: #474c72;
  --gold: #ffc629; --gold-lo: #f09a0e; --gold-edge: #9a5500;
  --green: #8fe05a; --green-lo: #45b528; --green-edge: #1f6a12;
  --red: #ff5a4a; --red-lo: #d9261f; --red-edge: #7a0f0d;
  --blue: #5cb8ff; --blue-lo: #2b6fe0; --blue-edge: #173a86;
  --purple: #9a6bff; --purple-lo: #5a2fcf; --purple-edge: #2b166e;
  --r: 18px; --r-lg: 24px; --edge: 3px;
  --gutter: 16px;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; background: var(--bg-deep); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; min-height: 100vh; overflow-x: hidden;
  background: radial-gradient(120% 70% at 50% 0%, #34386a 0%, var(--bg) 45%, var(--bg-deep) 100%) fixed;
  color: var(--text); font: 800 19px/1.4 var(--body);
}
img, video { display: block; max-width: 100%; height: auto; }
a { color: var(--gold-text); }

/* ---- the outline (the game's 16-copy text-shadow ring, not text-stroke) --- */
.stroke {
  --ow: .12em; --oc: var(--ink);
  color: #fff; letter-spacing: .01em;
  text-shadow:
    var(--ow) 0 0 var(--oc), calc(var(--ow) * .92) calc(var(--ow) * .38) 0 var(--oc), calc(var(--ow) * .71) calc(var(--ow) * .71) 0 var(--oc), calc(var(--ow) * .38) calc(var(--ow) * .92) 0 var(--oc),
    0 var(--ow) 0 var(--oc), calc(var(--ow) * -.38) calc(var(--ow) * .92) 0 var(--oc), calc(var(--ow) * -.71) calc(var(--ow) * .71) 0 var(--oc), calc(var(--ow) * -.92) calc(var(--ow) * .38) 0 var(--oc),
    calc(var(--ow) * -1) 0 0 var(--oc), calc(var(--ow) * -.92) calc(var(--ow) * -.38) 0 var(--oc), calc(var(--ow) * -.71) calc(var(--ow) * -.71) 0 var(--oc), calc(var(--ow) * -.38) calc(var(--ow) * -.92) 0 var(--oc),
    0 calc(var(--ow) * -1) 0 var(--oc), calc(var(--ow) * .38) calc(var(--ow) * -.92) 0 var(--oc), calc(var(--ow) * .71) calc(var(--ow) * -.71) 0 var(--oc), calc(var(--ow) * .92) calc(var(--ow) * -.38) 0 var(--oc),
    0 calc(var(--ow) * .8) 0 var(--oc);
}

/* ---- drifting stripes: one fixed layer moved by transform only ----------- */
.stripes {
  position: fixed; inset: -60px -120px; z-index: -1; pointer-events: none;
  background: repeating-linear-gradient(45deg, rgba(255, 255, 255, .03) 0 14px, transparent 14px 28px);
  animation: stripes 3.5s linear infinite; will-change: transform;
}
@keyframes stripes { from { transform: translate3d(0, 0, 0); } to { transform: translate3d(39.598px, 0, 0); } }
@media (prefers-reduced-motion: reduce) { .stripes { animation: none; } }

/* ---- shared chrome ------------------------------------------------------- */
.panel {
  background: linear-gradient(var(--panel-hi), var(--panel));
  border: var(--edge) solid var(--ink); border-radius: var(--r-lg);
  box-shadow: inset 0 2px 0 rgba(255, 255, 255, .12), 0 6px 0 var(--ink);
}
.bar {
  --c-hi: var(--purple); --c-lo: var(--purple-lo); --c-edge: var(--purple-edge);
  display: block; width: fit-content; margin: 0 auto 14px; padding: 10px 32px 12px;
  font: 400 clamp(30px, 6vw, 44px)/1 var(--disp);
  border: var(--edge) solid var(--ink); border-radius: var(--r);
  background: linear-gradient(rgba(255, 255, 255, .4), rgba(255, 255, 255, 0) 48%), linear-gradient(var(--c-hi), var(--c-lo));
  box-shadow: inset 0 -5px 0 var(--c-edge), inset 0 2px 0 rgba(255, 255, 255, .55), 0 6px 0 var(--ink);
}
.bar--red { --c-hi: var(--red); --c-lo: var(--red-lo); --c-edge: var(--red-edge); }
.bar--green { --c-hi: var(--green); --c-lo: var(--green-lo); --c-edge: var(--green-edge); }

.phone {
  position: relative; width: 100%; aspect-ratio: 390 / 844;
  padding: 10px; border-radius: 44px;
  background: linear-gradient(145deg, #3a3e62, #15172a);
  border: var(--edge) solid var(--ink);
  box-shadow: inset 0 2px 0 rgba(255, 255, 255, .18), 0 10px 0 var(--ink), 0 24px 50px rgba(0, 0, 0, .45);
}
.phone__screen { width: 100%; height: 100%; object-fit: cover; border-radius: 34px; background: #0e1020; }
.phone--sm { padding: 7px; border-radius: 32px; }
.phone--sm .phone__screen { border-radius: 25px; }

/* ---- header -------------------------------------------------------------- */
.top {
  max-width: var(--max); margin: 0 auto; padding: 14px var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.top__mark { display: flex; align-items: center; gap: 10px; text-decoration: none; font: 400 26px/1 var(--disp); }
.top__mark img { border-radius: 10px; border: 2px solid var(--ink); }
.top__nav { display: none; gap: 22px; }
.top__nav a { color: var(--dim); text-decoration: none; font: 400 20px/1 var(--disp); }
.top__nav a:hover { color: #fff; }
@media (min-width: 720px) { .top__nav { display: flex; } }

main { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

/* ---- 1. hero ------------------------------------------------------------- */
.hero { display: grid; gap: 28px; padding: 12px 0 40px; text-align: center; }
.hero__logo { margin: 0 auto; width: min(420px, 78vw); filter: drop-shadow(0 6px 0 rgba(0, 0, 0, .3)); }
.hero__tag { margin: 10px 0 4px; font: 400 clamp(32px, 7vw, 52px)/1.05 var(--disp); --ow: .1em; }
.hero__lede { margin: 12px auto 22px; max-width: 520px; color: var(--dim); font-size: 20px; }
.hero__phone { width: min(300px, 74vw); margin: 0 auto; }
.store { display: grid; justify-items: center; gap: 8px; }
.store__fine { margin: 0; color: var(--dim); font-size: 16px; }
.badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 9px 20px 9px 16px; border-radius: 13px;
  background: #000; color: #fff; border: 2px solid #a6a6a6;
  font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif; font-weight: 600;
}
.badge__apple { width: 24px; height: 28px; }
.badge__txt { display: grid; text-align: left; font-size: 23px; line-height: 1.05; letter-spacing: -.01em; }
.badge__txt small { font-size: 12px; font-weight: 500; letter-spacing: .01em; }
@media (min-width: 900px) {
  .hero { grid-template-columns: 1.15fr 1fr; align-items: center; text-align: left; padding: 30px 0 60px; }
  .hero__logo { margin: 0; }
  .hero__lede { margin-left: 0; }
  .store { justify-items: start; }
  .hero__phone { width: 330px; }
}

/* ---- how to play --------------------------------------------------------- */
.steps ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.steps li { position: relative; padding: 22px 22px 20px 82px; }
.steps__n {
  position: absolute; left: 18px; top: 20px; width: 48px; height: 48px; display: grid; place-items: center;
  border: var(--edge) solid var(--ink); border-radius: 14px;
  background: linear-gradient(rgba(255, 255, 255, .4), rgba(255, 255, 255, 0) 48%), linear-gradient(var(--gold), var(--gold-lo));
  box-shadow: inset 0 -4px 0 var(--gold-edge), 0 4px 0 var(--ink);
  font: 400 28px/1 var(--disp);
}
.steps h3 { margin: 0 0 4px; font: 400 26px/1.1 var(--disp); }
.steps p { margin: 0; color: var(--dim); }
@media (min-width: 900px) { .steps ol { grid-template-columns: repeat(3, 1fr); } }

/* ---- sections ------------------------------------------------------------ */
.sec { padding: 56px 0 8px; scroll-margin-top: 20px; }
.sec__lede { margin: 18px auto 26px; max-width: 640px; text-align: center; color: var(--dim); font-size: 20px; }

/* ---- 2. worlds: a swipeable row on phones, a grid on desktop -------------- */
.worlds {
  display: grid; grid-auto-flow: column; grid-auto-columns: 62%; gap: 18px;
  overflow-x: auto; scroll-snap-type: x mandatory; overscroll-behavior-x: contain;
  padding: 6px var(--gutter) 22px; margin: 0 calc(var(--gutter) * -1);
  scrollbar-width: none;
}
.worlds::-webkit-scrollbar { display: none; }
.world { margin: 0; scroll-snap-align: center; }
.world figcaption { margin-top: 14px; text-align: center; font: 400 24px/1 var(--disp); }
@media (min-width: 600px) { .worlds { grid-auto-columns: 40%; } }
@media (min-width: 900px) {
  .worlds { grid-auto-flow: row; grid-template-columns: repeat(6, 1fr); overflow: visible; margin: 0; padding: 6px 0 22px; }
  .world:nth-child(even) { transform: translateY(26px); }
}

/* ---- 3. bosses ------------------------------------------------------------ */
.bosses { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.boss {
  position: relative; text-align: center; padding: 16px 12px 18px; cursor: pointer;
  background: linear-gradient(var(--panel-hi), var(--panel)); border: var(--edge) solid var(--ink); border-radius: var(--r-lg);
  box-shadow: inset 0 2px 0 rgba(255, 255, 255, .12), 0 6px 0 var(--ink);
  transition: transform .2s cubic-bezier(.2, 1.5, .4, 1);
}
.boss.is-live { transform: translateY(-4px); }
.boss__art { width: min(170px, 100%); aspect-ratio: 1; margin: 0 auto; }
.boss__art img { width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 5px 0 rgba(0, 0, 0, .35)); }
.boss:not(.is-live) .boss__art img { animation: bob 2.6s ease-in-out infinite; }
.boss:nth-child(2n) .boss__art img { animation-delay: -1.3s; }
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@media (prefers-reduced-motion: reduce) { .boss .boss__art img { animation: none; } .boss { transition: none; } }
.boss h3 { margin: 8px 0 2px; font: 400 25px/1.05 var(--disp); }
.boss__where { margin: 0 0 10px; color: var(--gold-text); font-size: 15px; line-height: 1.25; }
.bubble {
  position: relative; margin: 0; padding: 10px 12px; border-radius: 14px;
  background: #fff; color: var(--ink); border: var(--edge) solid var(--ink);
  font-size: 16px; line-height: 1.25;
}
.bubble::before {
  content: ''; position: absolute; left: 50%; top: -11px; width: 16px; height: 16px; margin-left: -8px;
  background: #fff; border-left: var(--edge) solid var(--ink); border-top: var(--edge) solid var(--ink); transform: rotate(45deg);
}
@media (min-width: 900px) { .bosses { grid-template-columns: repeat(3, 1fr); gap: 22px; } .boss__where { font-size: 17px; } .bubble { font-size: 18px; } }

/* ---- 4. features ----------------------------------------------------------- */
.feats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.feat { padding: 10px 10px 16px; overflow: hidden; }
.feat > img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: 16px; border: 2px solid var(--ink); }
.feat h3 { margin: 12px 4px 4px; font: 400 23px/1.05 var(--disp); }
.feat p { margin: 0 4px; color: var(--dim); font-size: 16px; line-height: 1.3; }
.badges {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; aspect-ratio: 3 / 4; align-content: center;
  padding: 10px; border-radius: 16px; border: 2px solid var(--ink);
  background: radial-gradient(circle at 50% 30%, #3f4575, #1c1f36);
}
.badges img { width: 100%; filter: drop-shadow(0 3px 0 rgba(0, 0, 0, .35)); }
.badges img.is-locked { filter: grayscale(1) brightness(.45) contrast(.9); }
@media (min-width: 900px) { .feats { grid-template-columns: repeat(3, 1fr); gap: 22px; } .feat p { font-size: 18px; } }

/* ---- faq ------------------------------------------------------------------ */
.faq { display: grid; gap: 14px; max-width: 760px; margin: 22px auto 0; }
.faq details { padding: 16px 20px; }
.faq summary { cursor: pointer; font: 400 24px/1.1 var(--disp); list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; float: right; color: var(--gold-text); }
.faq details[open] summary::after { content: '–'; }
.faq p { margin: 10px 0 0; color: var(--dim); }

/* ---- final + footer --------------------------------------------------------- */
.final { text-align: center; padding: 70px 0 30px; display: grid; justify-items: center; gap: 10px; }
.final__icon { border-radius: 26px; border: var(--edge) solid var(--ink); box-shadow: 0 6px 0 var(--ink); }
.final h2 { margin: 12px 0 0; font: 400 clamp(32px, 6vw, 46px)/1.05 var(--disp); }
.final p { margin: 0 0 8px; color: var(--dim); }
.foot { max-width: var(--max); margin: 30px auto 0; padding: 26px var(--gutter) 40px; text-align: center; color: var(--dim); font-size: 16px; border-top: 2px solid rgba(255, 255, 255, .08); }
.foot nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 22px; margin-bottom: 10px; }
.foot a { color: #fff; text-decoration: none; font: 400 19px/1 var(--disp); }
.foot p { margin: 0; }