/* Space Obby Parkour — landing page
   Palette + type lifted from the game itself:
   app3/src/config/app-config.json, app/web/src/ui/menuStyle.js,
   app/web/src/level/LevelGenerator.js */

:root {
  --space-bg: #05060f;          /* app-config backgroundColor */
  --space-bg-2: #0a0e20;
  --fog: #090c1c;               /* game fog */
  --panel: rgba(18, 24, 48, 0.72);
  --panel-line: rgba(120, 170, 255, 0.18);

  --cyan: #37b6ff;              /* app-config primaryColor */
  --cyan-neon: #37e6ff;
  --cyan-soft: #5ad1ff;
  --cyan-hi: #7fe9ff;
  --cyan-deep: #1f7fc0;         /* in-game PLAY button hard shadow */

  --violet: #8a5cff;
  --violet-hi: #b15cff;

  --gold: #ffe14d;
  --gold-2: #ffc21f;
  --gold-line: #e0991a;

  --green: #2fe06a;             /* checkpoint */
  --danger: #ff7a3a;            /* crumble trap */

  --text: #eaf2ff;
  --text-muted: #9fb0d0;
  --white: #ffffff;

  --radius: 22px;
  --radius-sm: 14px;
  --font-display: 'Baloo 2', 'Comic Sans MS', system-ui, sans-serif;
  --transition: 0.25s ease;

  /* The game's layered hard title shadow (menuStyle.js) */
  --title-shadow: 0 4px 0 #2a6db0, 0 8px 0 #1d4f86, 0 12px 24px rgba(0, 0, 0, 0.55);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text);
  background: var(--space-bg);
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  width: min(1160px, 100% - 40px);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  z-index: 200;
  background: var(--cyan);
  color: #04121f;
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: 800;
}
.skip-link:focus { left: 16px; }

:focus-visible {
  outline: 3px solid var(--cyan-hi);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------------- Header ---------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 6, 15, 0.55);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition);
}
.site-header.scrolled {
  background: rgba(5, 6, 15, 0.92);
  border-bottom-color: var(--panel-line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 12px 0;
}
.logo { display: flex; align-items: center; gap: 10px; margin-right: auto; }
.logo-icon { border-radius: 9px; box-shadow: 0 0 18px rgba(55, 182, 255, 0.5); }
.logo-text {
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.5px;
  line-height: 1;
  text-transform: uppercase;
}
.logo-text-sub {
  display: block;
  font-size: 0.66rem;
  letter-spacing: 3px;
  color: var(--cyan);
}

.main-nav { display: flex; gap: 26px; }
.main-nav a {
  position: relative;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: color var(--transition);
}
.main-nav a:hover, .main-nav a.active { color: var(--white); }
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 42px; height: 42px;
  align-items: center; justify-content: center;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: 12px;
  cursor: pointer;
}
.mobile-menu-toggle span {
  display: block;
  width: 18px; height: 2px;
  background: var(--text);
  border-radius: 2px;
}
.mobile-nav {
  display: none;
  flex-direction: column;
  padding: 0 20px;
  background: rgba(5, 6, 15, 0.97);
  border-bottom: 1px solid var(--panel-line);
}
.mobile-nav a { padding: 14px 0; font-weight: 700; border-bottom: 1px solid rgba(255,255,255,.06); }
.mobile-nav.open { display: flex; }

/* ---------------- Buttons + store badges ---------------- */
/* The in-game PLAY button treatment (StartMenu.js): cyan gradient with a hard
   drop shadow that presses down 4px on :active. */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter var(--transition);
}
.btn-primary {
  background: linear-gradient(180deg, var(--cyan-hi), var(--cyan));
  color: #04121f;
  box-shadow: 0 6px 0 var(--cyan-deep), 0 10px 26px rgba(55, 182, 255, 0.35);
}
.btn-primary:hover { filter: brightness(1.06); }
.btn-primary:active { transform: translateY(4px); box-shadow: 0 2px 0 var(--cyan-deep); }
.header-cta .store-glyph { width: 20px; height: 20px; }

.store-badges { display: flex; flex-wrap: wrap; gap: 14px; }
.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 11px 20px 11px 16px;
  border-radius: var(--radius-sm);
  background: linear-gradient(180deg, var(--cyan-hi), var(--cyan));
  color: #04121f;
  box-shadow: 0 6px 0 var(--cyan-deep), 0 12px 30px rgba(55, 182, 255, 0.4);
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter var(--transition);
}
.store-badge:hover { filter: brightness(1.07); }
.store-badge:active { transform: translateY(4px); box-shadow: 0 2px 0 var(--cyan-deep); }
.store-badge-lg { padding: 14px 30px 14px 22px; }
.store-badge-text { display: flex; flex-direction: column; line-height: 1.12; text-align: left; }
.store-badge-text small { font-size: 0.6rem; letter-spacing: 1.6px; text-transform: uppercase; opacity: .75; }
.store-badge-text strong { font-size: 1.12rem; font-weight: 800; }
.store-badge-lg .store-badge-text strong { font-size: 1.3rem; }
.store-badge-lg .store-glyph { width: 32px; height: 32px; }

/* ---------------- Hero ---------------- */
.hero {
  position: relative;
  min-height: min(96vh, 860px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--space-bg);
}
#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}
#hero-canvas canvas { display: block; width: 100%; height: 100%; }

/* WebGL2 unavailable -> hero-3d.js adds .fallback and this CSS space scene
   stands in for the 3D one (adapted from menuStyle.js makeSpaceScene). */
#hero-canvas.fallback {
  background:
    radial-gradient(1200px 600px at 50% 120%, rgba(55, 182, 255, 0.28), transparent 70%),
    radial-gradient(900px 500px at 15% 10%, rgba(138, 92, 255, 0.25), transparent 70%),
    linear-gradient(180deg, #05060f 0%, #0a0e20 60%, #05060f 100%);
}
#hero-canvas.fallback::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(2px 2px at 20% 30%, #fff, transparent),
    radial-gradient(1px 1px at 60% 20%, #cfe0ff, transparent),
    radial-gradient(2px 2px at 80% 60%, #fff, transparent),
    radial-gradient(1px 1px at 35% 75%, #9fb8ff, transparent),
    radial-gradient(1.5px 1.5px at 12% 55%, #fff, transparent),
    radial-gradient(1px 1px at 90% 35%, #cfe0ff, transparent);
  background-size: 100% 100%;
  opacity: .9;
}

.hero-inner { position: relative; z-index: 2; padding: 90px 0; }
.hero-content { max-width: 680px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 22px;
  padding: 7px 16px;
  border: 1px solid var(--panel-line);
  border-radius: 999px;
  background: var(--panel);
  backdrop-filter: blur(6px);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--cyan-soft);
}
.hero-badge .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
  animation: pulse 2s infinite;
}
@keyframes pulse { 50% { opacity: .35; } }

.hero-title {
  margin: 0;
  font-weight: 800;
  line-height: 0.92;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-shadow: var(--title-shadow);
}
.hero-title span { display: block; }
.hero-title .t1 { font-size: clamp(2.6rem, 8vw, 5.6rem); color: var(--white); }
.hero-title .t2 {
  font-size: clamp(3.2rem, 10vw, 7rem);
  background: linear-gradient(180deg, var(--gold), var(--gold-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: none;
  filter: drop-shadow(0 5px 0 var(--gold-line)) drop-shadow(0 10px 22px rgba(0,0,0,.5));
}
.hero-title .t3 { font-size: clamp(1.6rem, 4.4vw, 3rem); color: var(--violet-hi); letter-spacing: 7px; }

.hero-tagline {
  margin: 20px 0 0;
  font-size: clamp(1.05rem, 2.4vw, 1.45rem);
  font-weight: 600;
  color: var(--text-muted);
}

/* Tap pictogram — the whole control scheme, no words. */
.tap-hint {
  position: relative;
  width: 96px; height: 96px;
  margin: 26px 0 30px;
  display: grid;
  place-items: center;
}
.tap-ring {
  position: absolute;
  inset: 0;
  border: 2px solid var(--cyan-neon);
  border-radius: 50%;
  animation: tap-ring 2s ease-out infinite;
}
.tap-ring.d2 { animation-delay: 1s; }
@keyframes tap-ring {
  0%   { transform: scale(.45); opacity: .9; }
  100% { transform: scale(1.15); opacity: 0; }
}
.tap-finger {
  position: relative;
  animation: tap-press 2s ease-in-out infinite;
  filter: drop-shadow(0 0 10px rgba(55, 230, 255, .55));
}
@keyframes tap-press {
  0%, 60%, 100% { transform: translateY(0); }
  70%           { transform: translateY(7px); }
}

.hero-fade {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 140px;
  z-index: 1;
  background: linear-gradient(180deg, transparent, var(--space-bg));
  pointer-events: none;
}

/* ---------------- Sections ---------------- */
.section { padding: 90px 0; }
.section-title {
  margin: 0 0 44px;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 800;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-shadow: var(--title-shadow);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.in { opacity: 1; transform: none; }

/* ---------------- Features ---------------- */
.features { background: linear-gradient(180deg, var(--space-bg), var(--space-bg-2)); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 20px;
}
.feature-card {
  padding: 34px 18px;
  text-align: center;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: var(--radius);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(55, 182, 255, .55);
  box-shadow: 0 18px 40px rgba(0, 0, 0, .5);
}
.feature-card h3 {
  margin: 16px 0 0;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}
.feature-icon {
  display: grid;
  place-items: center;
  width: 78px; height: 78px;
  margin: 0 auto;
  border-radius: 50%;
}
/* One accent per card, straight from the in-game emissive palette. */
.feature-card:nth-child(1) .feature-icon { color: var(--cyan-neon);  background: rgba(55, 230, 255, .12); }
.feature-card:nth-child(2) .feature-icon { color: var(--violet-hi);  background: rgba(177, 92, 255, .12); }
.feature-card:nth-child(3) .feature-icon { color: var(--gold-2);     background: rgba(255, 194, 31, .12); }
.feature-card:nth-child(4) .feature-icon { color: var(--green);      background: rgba(47, 224, 106, .12); }
.feature-card:nth-child(1):hover { border-color: rgba(55, 230, 255, .6); }
.feature-card:nth-child(2):hover { border-color: rgba(177, 92, 255, .6); }
.feature-card:nth-child(3):hover { border-color: rgba(255, 194, 31, .6); }
.feature-card:nth-child(4):hover { border-color: rgba(47, 224, 106, .6); }

.art-strip {
  margin: 56px 0 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--panel-line);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .55);
}

/* ---------------- How to play ---------------- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
}
.step {
  position: relative;
  padding: 22px;
  text-align: center;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: var(--radius);
}
.step h3 {
  margin: 14px 0 0;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 3px;
  color: var(--cyan-soft);
}
.step-num {
  position: absolute;
  top: 14px; left: 14px;
  display: grid;
  place-items: center;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--cyan);
  color: #04121f;
  font-weight: 800;
  font-size: .9rem;
}
.step-stage {
  position: relative;
  height: 150px;
  border-radius: var(--radius-sm);
  background: radial-gradient(120% 100% at 50% 100%, rgba(55,182,255,.16), transparent 70%), #070a18;
  overflow: hidden;
}
.step-scene { position: absolute; inset: 0; }

/* Little CSS dioramas: a neon slab + a blocky astronaut, one per step. */
.s-plat {
  position: absolute;
  bottom: 34px; left: 50%;
  width: 96px; height: 12px;
  margin-left: -48px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--cyan-neon), var(--cyan-deep));
  box-shadow: 0 0 18px rgba(55, 230, 255, .7);
}
.s-plat.left  { left: 24%; width: 62px; margin-left: -31px; }
.s-plat.right { left: 76%; width: 62px; margin-left: -31px; background: linear-gradient(180deg, var(--violet-hi), #4a2a9e); box-shadow: 0 0 18px rgba(177, 92, 255, .7); }
.s-astro {
  position: absolute;
  bottom: 46px; left: 50%;
  width: 22px; height: 30px;
  margin-left: -11px;
  border-radius: 5px;
  background: linear-gradient(180deg, #fff 0 46%, var(--danger) 46% 100%);
  box-shadow: 0 0 12px rgba(255, 255, 255, .35);
}
.s-astro::after { /* thruster flame */
  content: '';
  position: absolute;
  bottom: -7px; left: 50%;
  width: 8px; height: 8px;
  margin-left: -4px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px var(--gold-2);
  animation: flame .35s infinite alternate;
}
@keyframes flame { to { transform: scaleY(.5); opacity: .6; } }

.run .s-astro   { animation: run-bob .6s infinite alternate; }
.run .s-plat    { animation: run-slide 1.1s linear infinite; }
@keyframes run-bob   { to { transform: translateY(-4px); } }
@keyframes run-slide { from { transform: translateX(40px); } to { transform: translateX(-40px); } }

.jump .s-astro.hop { animation: hop 2.2s ease-in-out infinite; }
@keyframes hop {
  0%, 12%   { left: 24%; bottom: 46px; }
  50%       { left: 50%; bottom: 104px; }
  88%, 100% { left: 76%; bottom: 46px; }
}
.s-tap {
  position: absolute;
  top: 18px; left: 50%;
  width: 26px; height: 26px;
  margin-left: -13px;
  border: 2px solid var(--cyan-neon);
  border-radius: 50%;
  animation: tap-ring 2.2s ease-out infinite;
}

.finish .s-astro.arrive { animation: arrive 2.4s ease-in-out infinite; }
@keyframes arrive {
  0%, 10%   { left: 18%; opacity: 1; }
  70%, 100% { left: 62%; opacity: 1; }
}
.s-flag {
  position: absolute;
  bottom: 46px; left: 74%;
  width: 3px; height: 46px;
  background: #dfe8ff;
}
.s-flag::after {
  content: '';
  position: absolute;
  top: 2px; left: 3px;
  width: 24px; height: 16px;
  background: var(--green);
  box-shadow: 0 0 14px rgba(47, 224, 106, .8);
  clip-path: polygon(0 0, 100% 0, 78% 50%, 100% 100%, 0 100%);
  animation: wave 1.2s ease-in-out infinite alternate;
}
@keyframes wave { to { transform: skewY(-5deg) scaleX(.9); } }

/* ---------------- Gallery ---------------- */
.gallery { background: linear-gradient(180deg, var(--space-bg-2), var(--space-bg)); }
.shots {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.shot {
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--panel-line);
  box-shadow: 0 18px 40px rgba(0, 0, 0, .5);
  transition: transform var(--transition);
}
.shot:hover { transform: translateY(-6px); }

/* ---------------- Download ---------------- */
.download {
  padding: 90px 0;
  background:
    radial-gradient(800px 400px at 80% 50%, rgba(138, 92, 255, .22), transparent 70%),
    radial-gradient(700px 400px at 10% 50%, rgba(55, 182, 255, .18), transparent 70%),
    var(--space-bg-2);
  border-top: 1px solid var(--panel-line);
}
.download-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 44px;
  align-items: center;
}
.download h2 {
  margin: 0 0 28px;
  font-size: clamp(1.8rem, 4.6vw, 3rem);
  font-weight: 800;
  line-height: 1.08;
  text-transform: uppercase;
  text-shadow: var(--title-shadow);
}
.download h2 em { font-style: normal; color: var(--gold); }
.download-meta {
  margin: 18px 0 0;
  font-size: .92rem;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--text-muted);
}
.download-art {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--panel-line);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .55);
}

/* ---------------- Footer ---------------- */
.site-footer {
  padding: 60px 0 26px;
  background: var(--space-bg);
  border-top: 1px solid var(--panel-line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 34px;
}
.footer-brand p { margin: 14px 0 18px; color: var(--text-muted); font-size: .95rem; }
.footer-brand .store-badges { margin-top: 4px; }
.footer-links h4 {
  margin: 0 0 14px;
  font-size: .82rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--cyan);
}
.footer-links ul { margin: 0; padding: 0; list-style: none; }
.footer-links li { margin-bottom: 9px; }
.footer-links a { color: var(--text-muted); font-size: .95rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--white); }
.footer-bottom {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.07);
  text-align: center;
}
.footer-bottom p { margin: 0; color: var(--text-muted); font-size: .85rem; }
.footer-note { margin-top: 6px !important; opacity: .6; font-size: .76rem !important; }

/* ---------------- Legal pages ---------------- */
.page-hero {
  padding: 70px 0 44px;
  text-align: center;
  background: linear-gradient(180deg, var(--space-bg-2), var(--space-bg));
  border-bottom: 1px solid var(--panel-line);
}
.page-hero h1 {
  margin: 0;
  font-size: clamp(1.9rem, 5vw, 3rem);
  font-weight: 800;
  text-transform: uppercase;
  text-shadow: var(--title-shadow);
}
.page-hero p { margin: 12px 0 0; color: var(--text-muted); }
.content-page { padding: 60px 0 80px; }
.legal-card {
  max-width: 860px;
  margin-inline: auto;
  padding: 40px;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: var(--radius);
}
.legal-card h2 {
  margin: 34px 0 12px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--cyan-soft);
}
.legal-card h2:first-of-type { margin-top: 0; }
.legal-card p, .legal-card li { font-weight: 500; color: #cfdcf5; }
.legal-card a { color: var(--cyan); text-decoration: underline; }
.legal-card ul { padding-left: 20px; }
.legal-card li { margin-bottom: 8px; }
.last-updated {
  display: inline-block;
  margin-bottom: 24px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(55, 182, 255, .12);
  border: 1px solid var(--panel-line);
  font-size: .82rem;
  color: var(--cyan-soft);
}

/* ---------------- Responsive ---------------- */
@media (max-width: 980px) {
  .main-nav, .header-cta { display: none; }
  .mobile-menu-toggle { display: flex; }
  .download-inner { grid-template-columns: 1fr; }
  .download-art { order: -1; max-width: 420px; margin-inline: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .shots { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .section { padding: 64px 0; }
  .hero-inner { padding: 60px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .legal-card { padding: 24px; }
  .store-badges { gap: 10px; }

  /* Screens: one row that scrolls sideways rather than a cramped grid. */
  .shots {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 12px;
  }
  .shot { flex: 0 0 68%; scroll-snap-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}