/* =============================================================
   Visent Games - studio site
   Design system: dark, modern, umbrella brand for two very
   different games. Per-game accent colors are set with local
   custom properties on the game cards / game pages.
   ============================================================= */

/* ---------- Tokens ---------- */
:root {
  /* Surfaces */
  --bg:            #0d0e12;
  --bg-1:          #14151c;
  --bg-2:          #1b1d27;
  --bg-3:          #23262f;
  --line:          #2c2f3a;
  --line-soft:     #21232c;

  /* Text */
  --text:          #eceef4;
  --text-2:        #b7bac6;
  --muted:         #7f8494;

  /* Brand accent (amber/bronze - bridges cozy warmth and 1920s gold) */
  --accent:        #e0a94a;
  --accent-strong: #f0bd63;
  --accent-dim:    #a97e35;
  --accent-ink:    #1a1406;

  /* Per-game accents (defaults; overridden locally) */
  --rug:           #6fae8f;   /* sage green - cozy restoration */
  --nhm:           #c98b3c;   /* aged brass - noir prohibition */

  /* Effects */
  --radius:        14px;
  --radius-sm:     10px;
  --radius-lg:     22px;
  --shadow:        0 18px 40px -20px rgba(0,0,0,.7);
  --shadow-soft:   0 8px 24px -14px rgba(0,0,0,.6);
  --ring:          0 0 0 2px var(--accent);

  /* Type */
  --font-display:  "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-body:     "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;

  /* Layout */
  --maxw:          1160px;
  --gutter:        clamp(1.15rem, 4vw, 2.5rem);
  --nav-h:         68px;

  --ease:          cubic-bezier(.4, .12, .2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.97rem + 0.18vw, 1.06rem);
  line-height: 1.65;
  letter-spacing: 0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
}

p { margin: 0 0 1rem; color: var(--text-2); }

::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: none;
  box-shadow: var(--ring);
  border-radius: 6px;
}

/* ---------- Language toggle visibility ---------- */
html[data-lang="en"] .t-pl { display: none !important; }
html[data-lang="pl"] .t-en { display: none !important; }

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(3.5rem, 8vw, 7rem); }
.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: currentColor;
  opacity: .7;
}

.section-title {
  font-size: clamp(1.9rem, 1.3rem + 2.4vw, 3rem);
  max-width: 20ch;
}
.section-lead {
  max-width: 62ch;
  color: var(--text-2);
  font-size: 1.08rem;
}

/* ---------- Buttons ---------- */
.btn {
  --bg-btn: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.8rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  line-height: 1;
  transition: transform .25s var(--ease), background .25s var(--ease),
              border-color .25s var(--ease), color .25s var(--ease);
  will-change: transform;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}
.btn--primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); }

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent-strong); }

.btn--sm { padding: 0.6rem 1.05rem; font-size: 0.9rem; }

.btn .arrow { transition: transform .25s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Navbar ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.nav.is-scrolled {
  border-bottom-color: var(--line-soft);
  background: color-mix(in srgb, var(--bg) 90%, transparent);
}
.nav__inner {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

/* Wordmark logo placeholder */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  font-size: 1.06rem;
  color: var(--text);
}
.brand__mark {
  display: grid;
  place-content: center;
  width: 34px; height: 34px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--bg-2);
  color: var(--accent);
  font-size: 1.05rem;
  line-height: 1;
}
.brand__mark svg { width: 22px; height: 22px; }
.brand strong { font-weight: 600; }
.brand span { color: var(--muted); font-weight: 500; }

.nav__spacer { flex: 1; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0; padding: 0;
}
.nav__links a {
  display: inline-block;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  font-size: 0.94rem;
  color: var(--text-2);
  transition: color .2s var(--ease), background .2s var(--ease);
}
.nav__links a:hover { color: var(--text); background: var(--bg-2); }

/* Language switch */
.lang {
  display: inline-flex;
  align-items: center;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-2);
}
.lang button {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 0.32rem 0.6rem;
  border-radius: 999px;
  transition: color .2s var(--ease), background .2s var(--ease);
}
.lang button[aria-pressed="true"] {
  background: var(--accent);
  color: var(--accent-ink);
}

/* Mobile menu button */
.nav__burger {
  display: none;
  width: 42px; height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg-2);
  color: var(--text);
  place-content: center;
}
.nav__burger svg { width: 20px; height: 20px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: min(92vh, 820px);
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
  isolation: isolate;
}
.hero__bg {
  position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(120% 90% at 78% 8%, rgba(224,169,74,.16), transparent 55%),
    radial-gradient(100% 80% at 10% 100%, rgba(111,174,143,.10), transparent 60%),
    var(--bg);
}
.hero__grid {
  position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: radial-gradient(80% 70% at 50% 30%, #000 40%, transparent 100%);
}
/* Bison silhouette watermark (placeholder motif) */
.hero__bison {
  position: absolute;
  right: clamp(-4rem, -2vw, 0rem);
  bottom: -2rem;
  z-index: -1;
  width: min(46vw, 560px);
  color: var(--accent);
  opacity: .06;
  pointer-events: none;
}
.hero__bison svg { width: 100%; height: auto; }

.hero__inner { max-width: 46rem; }
.hero__title {
  font-size: clamp(2.6rem, 1.6rem + 4.6vw, 5.1rem);
  letter-spacing: -0.03em;
  margin-bottom: 0.35em;
}
.hero__title .grad {
  background: linear-gradient(100deg, var(--accent-strong), var(--rug) 130%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.hero__lead {
  font-size: clamp(1.05rem, 0.98rem + 0.5vw, 1.28rem);
  color: var(--text-2);
  max-width: 46ch;
  margin-bottom: 2rem;
}
.hero__cta { display: flex; flex-wrap: wrap; gap: 0.8rem; }
.hero__meta {
  margin-top: 2.6rem;
  display: flex; flex-wrap: wrap; gap: 1.6rem 2.4rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.hero__meta b { color: var(--text); font-weight: 600; font-family: var(--font-display); display: block; font-size: 1.2rem; }

/* ---------- Games ---------- */
.games__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.games-grid {
  display: grid;
  gap: clamp(1.3rem, 3vw, 2rem);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr));
}

.game-card {
  --ga: var(--accent);
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s var(--ease),
              box-shadow .35s var(--ease);
}
.game-card:hover {
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--ga) 55%, var(--line));
  box-shadow: var(--shadow);
}
.game-card__badge {
  align-self: flex-start;
  display: inline-flex; align-items: center; gap: .4rem;
  padding: 0.35rem 0.7rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  backdrop-filter: blur(6px);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.game-card__badge .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--ga);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ga) 30%, transparent);
}
.game-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: clamp(1.3rem, 3vw, 1.7rem);
  flex: 1;
}
.game-card__title {
  font-size: 1.5rem;
  margin: 0;
}
.game-card__tagline { color: var(--ga); font-size: 0.92rem; margin: 0; font-weight: 500; }
.game-card__desc { color: var(--text-2); font-size: 0.97rem; margin: 0; }
.tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.2rem 0 0; padding: 0; list-style: none; }
.tags li {
  font-size: 0.74rem;
  letter-spacing: 0.03em;
  color: var(--text-2);
  padding: 0.28rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-2);
}
.game-card__foot {
  margin-top: auto;
  padding-top: 0.4rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.game-card__link {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--text);
}
.game-card__link .arrow { color: var(--ga); transition: transform .25s var(--ease); }
.game-card:hover .game-card__link .arrow { transform: translateX(4px); }

/* ---------- Feature / studio band ---------- */
.split {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 860px) {
  .split { grid-template-columns: 1.05fr 0.95fr; }
  .split--reverse .split__media { order: -1; }
}
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 1.5rem;
}
.stat {
  background: var(--bg-1);
  padding: 1.15rem 1.25rem;
}
.stat b {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text);
}
.stat span { font-size: 0.85rem; color: var(--muted); }

/* Bullet list with accent markers */
.checklist { list-style: none; margin: 1.2rem 0 0; padding: 0; display: grid; gap: 0.7rem; }
.checklist li {
  position: relative;
  padding-left: 1.9rem;
  color: var(--text-2);
}
.checklist li::before {
  content: "";
  position: absolute; left: 0; top: 0.5em;
  width: 0.7rem; height: 0.7rem;
  border-radius: 3px;
  background: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
}

/* ---------- CTA band ---------- */
.cta-band {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(224,169,74,.14), transparent 55%),
    var(--bg-1);
  padding: clamp(2rem, 5vw, 3.4rem);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.cta-band h2 { font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.3rem); margin: 0; }
.cta-band p { margin: 0.5rem 0 0; max-width: 46ch; }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--line-soft);
  background: var(--bg-1);
  padding-block: clamp(2.6rem, 5vw, 4rem) 2rem;
  font-size: 0.92rem;
}
.footer__grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1.7fr repeat(2, 1fr);
}
@media (max-width: 780px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer__grid { grid-template-columns: 1fr; } }

.footer h4 {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.9rem;
}
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.55rem; }
.footer a { color: var(--text-2); transition: color .2s var(--ease); }
.footer a:hover { color: var(--accent-strong); }
.footer__brand p { color: var(--muted); max-width: 34ch; font-size: 0.9rem; margin-top: 0.9rem; }

.legal {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.7;
}
.legal dt { color: var(--text-2); font-weight: 600; }
.legal dd { margin: 0 0 0.5rem; }

.footer__bottom {
  margin-top: 2.6rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.82rem;
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }

/* ---------- Utilities ---------- */
.stack > * + * { margin-top: var(--stack, 1rem); }
.center { text-align: center; margin-inline: auto; }
.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- Responsive nav ---------- */
@media (max-width: 820px) {
  .nav__burger { display: grid; }
  .nav__links {
    position: fixed;
    inset: var(--nav-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.2rem;
    padding: 1rem var(--gutter) 1.4rem;
    background: color-mix(in srgb, var(--bg) 96%, transparent);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s var(--ease), transform .25s var(--ease);
  }
  .nav.is-open .nav__links { transform: none; opacity: 1; pointer-events: auto; }
  .nav__links a { padding: 0.75rem 0.5rem; font-size: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}