/* ==========================================================================
   Antariksh Orbit (antariksh.co) — shared stylesheet
   Brand: Antariksh (see antariksh-brand skill). Flat, sharp-cornered,
   monochrome base with a deliberate stellar accent (O-type / Blue
   Supergiant — cool, steady starlight, matched to slower puzzle/strategy
   games).
   ========================================================================== */

@font-face {
  font-family: "Mulish";
  src: url("../fonts/Muli-Regular.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Mulish";
  src: url("../fonts/Muli-SemiBold.woff2") format("woff2");
  font-weight: 600; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Mulish";
  src: url("../fonts/Muli-Bold.woff2") format("woff2");
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Mulish";
  src: url("../fonts/Muli-ExtraBold.woff2") format("woff2");
  font-weight: 800; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Mulish";
  src: url("../fonts/Muli-Black.woff2") format("woff2");
  font-weight: 900; font-style: normal; font-display: swap;
}

:root {
  --antariksh-black: #111111;
  --antariksh-white: #ffffff;

  --gray-0: #ffffff;
  --gray-50: #f7f7f8;
  --gray-100: #ededef;
  --gray-200: #dcdce0;
  --gray-300: #c2c2c8;
  --gray-400: #9c9ca5;
  --gray-500: #75757f;
  --gray-600: #55555e;
  --gray-700: #3d3d44;
  --gray-800: #262629;
  --gray-900: #111111;

  /* Stellar accent — O-type / Blue Supergiant: cool, steady, high-mass
     stars — matched deliberately to this domain's slower puzzle games. */
  --accent: #9bb0ff;
  --accent-strong: #84a9ff;
  --accent-soft: #cad8ff;
  --accent-ink: #111111; /* text color when placed on the accent */

  --font-sans: "Mulish", "Muli", -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Share Tech Mono", "Courier New", monospace;

  --space-xs: 4px; --space-sm: 8px; --space-md: 16px; --space-lg: 24px;
  --space-xl: 32px; --space-2xl: 48px; --space-3xl: 64px;

  --radius-none: 0px;
  --radius-sm: 2px;

  /* This product is always dark — "the darkness of space" is the point,
     not a system-preference toggle. */
  --surface-base: var(--gray-900);
  --surface-raised: #17171a;
  --surface-recessed: #0a0a0b;
  --surface-hover: var(--gray-800);

  --text-primary: var(--gray-50);
  --text-secondary: var(--gray-400);
  --text-disabled: var(--gray-600);

  --border-default: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.24);
  --focus-ring: var(--gray-50);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--surface-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.5;
  min-height: 100vh;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 var(--space-lg); }

/* Starfield backdrop — reserved for marketing/hero surfaces per brand
   guidance; used here on the hub landing page only, not inside games. */
.starfield {
  background-color: var(--surface-base);
  background-image:
    radial-gradient(1px 1px at 20px 30px, rgba(255,255,255,.55), transparent),
    radial-gradient(1px 1px at 90px 120px, rgba(255,255,255,.4), transparent),
    radial-gradient(1.5px 1.5px at 160px 60px, rgba(255,255,255,.6), transparent),
    radial-gradient(1px 1px at 220px 180px, rgba(255,255,255,.35), transparent),
    radial-gradient(1.5px 1.5px at 300px 40px, rgba(255,255,255,.5), transparent),
    radial-gradient(1px 1px at 340px 220px, rgba(255,255,255,.4), transparent);
  background-repeat: repeat;
  background-size: 380px 260px;
}

/* ---- Header ---- */
.site-header {
  border-bottom: 1px solid var(--border-default);
  position: sticky; top: 0; z-index: 20;
  background: rgba(17,17,17,0.92);
  backdrop-filter: saturate(140%) blur(6px);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex; align-items: center; gap: var(--space-sm);
  text-decoration: none;
}
.brand img { width: 28px; height: 28px; }
.brand .wordmark {
  font-weight: 800; font-size: 16px; letter-spacing: 0.04em;
  color: var(--text-primary);
}
.brand .product-tag {
  font-weight: 600; font-size: 11px; letter-spacing: 0.08em;
  color: var(--accent-soft); text-transform: uppercase;
  border-left: 1px solid var(--border-strong);
  padding-left: var(--space-sm); margin-left: 2px;
}
.site-nav { display: flex; gap: var(--space-lg); }
.site-nav a {
  font-weight: 600; font-size: 14px; text-decoration: none;
  color: var(--text-secondary);
}
.site-nav a:hover, .site-nav a.is-active { color: var(--text-primary); }

/* ---- Hero ---- */
.hero { padding: var(--space-3xl) 0 var(--space-2xl); }
.eyebrow {
  font-weight: 600; font-size: 12px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent-soft);
  margin: 0 0 var(--space-md);
}
.hero h1 {
  font-weight: 900; font-size: clamp(32px, 6vw, 56px);
  line-height: 1.05; margin: 0 0 var(--space-md); max-width: 16ch;
}
.hero p {
  font-size: 17px; color: var(--text-secondary); max-width: 52ch;
  margin: 0 0 var(--space-xl);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-sm);
  font-family: var(--font-sans); font-weight: 600; font-size: 14px;
  padding: 12px 22px; border-radius: var(--radius-none);
  border: 1px solid var(--border-strong);
  text-decoration: none; cursor: pointer;
  background: transparent; color: var(--text-primary);
}
.btn-primary {
  background: var(--accent); border-color: var(--accent); color: #111111;
}
.btn-primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); }
.btn:hover { background: var(--surface-hover); }
.btn:active { transform: translateY(1px); }

/* ---- Games grid ---- */
.section-title {
  font-weight: 800; font-size: 22px; margin: 0 0 var(--space-lg);
}
.games-grid {
  display: grid; gap: var(--space-lg);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  padding-bottom: var(--space-3xl);
}
.game-card {
  border: 1px solid var(--border-default);
  background: var(--surface-raised);
  padding: var(--space-lg);
  display: flex; flex-direction: column; gap: var(--space-md);
}
.game-card:hover { border-color: var(--border-strong); }
.game-card .glyph {
  width: 40px; height: 40px; border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 20px;
}
.game-card h3 { font-weight: 700; font-size: 18px; margin: 0; }
.game-card p { color: var(--text-secondary); font-size: 14px; margin: 0; flex: 1; }
.game-card .meta {
  display: flex; gap: var(--space-sm); font-size: 11px;
  color: var(--text-disabled); text-transform: uppercase; letter-spacing: 0.06em;
}

/* ---- Footer ---- */
.site-footer {
  border-top: 1px solid var(--border-default);
  padding: var(--space-2xl) 0; color: var(--text-secondary); font-size: 13px;
}
.site-footer a { color: var(--text-primary); text-decoration: underline; }
.site-footer .foot-row {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-md);
}

/* ---- Game page chrome ---- */
.game-header { padding: var(--space-md) 0; }
.back-link {
  font-size: 13px; font-weight: 600; color: var(--text-secondary);
  text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
}
.back-link:hover { color: var(--text-primary); }

.game-title-row {
  display: flex; align-items: baseline; justify-content: space-between;
  flex-wrap: wrap; gap: var(--space-md); margin: var(--space-md) 0 var(--space-lg);
}
.game-title-row h1 { font-size: 26px; font-weight: 800; margin: 0; }
.game-title-row p { color: var(--text-secondary); font-size: 14px; margin: 4px 0 0; }

.game-stage {
  border: 1px solid var(--border-strong);
  background: #000;
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  max-width: 720px;
  margin: 0 auto;
}
.game-stage canvas { display: block; width: 100%; height: 100%; }

/* subtle CRT scanline texture — retro cue layered on top of the brand chrome */
.scanlines::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(
    to bottom, rgba(255,255,255,0.035) 0px, rgba(255,255,255,0.035) 1px,
    transparent 1px, transparent 3px
  );
  mix-blend-mode: overlay;
}
.scanlines::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  box-shadow: inset 0 0 60px rgba(0,0,0,0.6);
}

.hud {
  display: flex; justify-content: space-between; align-items: center;
  max-width: 720px; margin: var(--space-md) auto 0;
  font-family: var(--font-mono);
  font-size: 14px; letter-spacing: 0.03em; color: var(--accent-soft);
}
.hud .hud-item { display: flex; flex-direction: column; gap: 2px; }
.hud .hud-label {
  font-family: var(--font-sans); font-size: 10px; letter-spacing: 0.1em;
  color: var(--text-disabled); text-transform: uppercase;
}

.controls-row {
  max-width: 720px; margin: var(--space-lg) auto 0;
  display: flex; justify-content: center; gap: var(--space-md); flex-wrap: wrap;
}

.panel {
  max-width: 720px; margin: var(--space-xl) auto 0;
  border: 1px solid var(--border-default);
  background: var(--surface-raised);
  padding: var(--space-lg);
}
.panel h2 { font-size: 14px; font-weight: 700; margin: 0 0 var(--space-sm); text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-secondary); }
.panel p, .panel li { font-size: 14px; color: var(--text-secondary); }
.panel ul { margin: 0; padding-left: 1.1em; }

.overlay {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: var(--space-md); text-align: center;
  background: rgba(0,0,0,0.78);
  padding: var(--space-lg);
}
.overlay[hidden] { display: none; }
.overlay h2 { font-size: 22px; font-weight: 800; margin: 0; }
.overlay p { color: var(--text-secondary); font-size: 14px; margin: 0; max-width: 32ch; }

/* touch dpad, used by canvas games on small screens */
.touch-pad { display: none; }
@media (max-width: 640px) {
  .touch-pad {
    display: flex; justify-content: space-between; max-width: 720px;
    margin: var(--space-md) auto 0; gap: var(--space-md);
  }
  .touch-pad .tp-btn {
    flex: 1; padding: 18px 0; text-align: center;
    border: 1px solid var(--border-strong); background: var(--surface-raised);
    font-weight: 700; font-size: 20px; user-select: none;
  }
}

@media (max-width: 560px) {
  .site-nav a:not(.always-show) { display: none; }
}