/* ============================================================================
   NO RAILINGS — site styles
   Palette and type are lifted directly from ART_DIRECTION.md so the site and
   the game are recognisably one object: near-black steel, hazard yellow, a
   warm sky, hard edges and no rounded corners anywhere.
   ========================================================================= */

@font-face {
  font-family: 'Oswald';
  src: url('assets/font/Oswald.ttf') format('truetype');
  font-weight: 200 700;
  font-display: swap;
}

:root {
  /* game palette */
  --steel-shadow: #1B1F24;
  --steel-lit:    #3A4149;
  --timber:       #8A6A46;
  --sky-zenith:   #2E4A6B;
  --sky-horizon:  #F0A24E;
  --haze:         #C8946A;

  /* ui palette */
  --bg:        #090C10;
  --bg-2:      #0E1218;
  --panel:     #12161B;
  --panel-2:   #161B22;
  --edge:      #262E37;
  --ink:       #F4EFE6;
  --ink-dim:   #98A1AC;
  --accent:    #F2C230;
  --danger:    #D55E00;
  --good:      #009E73;
  --sky:       #56B4E9;

  --display: 'Oswald', 'Haettenschweiler', 'Arial Narrow', sans-serif;
  --body: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --shell: 1180px;
  --gut: clamp(1.25rem, 4vw, 3rem);
}

* { box-sizing: border-box; }

/* The hidden attribute has to beat author display rules. Without this,
   `.badge { display:inline-block }` overrode `[hidden]` and BOTH download
   cards showed the "Detected" tag at once. */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; scroll-padding-top: 5.5rem; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, video { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4, .display {
  font-family: var(--display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  line-height: 1.05;
  margin: 0;
}

.shell { width: 100%; max-width: var(--shell); margin: 0 auto; padding-inline: var(--gut); }

/* --- hazard tape: the one decorative element, straight from the game ------ */
.hazard {
  height: 12px;
  background: repeating-linear-gradient(
    -45deg, var(--accent) 0 14px, var(--steel-shadow) 14px 28px);
  border-block: 1px solid rgba(0,0,0,.6);
}
.hazard--thin { height: 7px; }

/* ------------------------------------------------------------------- nav */
.nav {
  position: sticky; top: 0; z-index: 60;
  background: rgba(9,12,16,.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--edge);
}
.nav__inner {
  display: flex; align-items: center; gap: 1.5rem;
  height: 66px;
}
.brand {
  font-family: var(--display); font-size: 1.45rem; font-weight: 700;
  letter-spacing: .06em; color: var(--accent); text-transform: uppercase;
  white-space: nowrap;
}
.brand:hover { text-decoration: none; color: #ffd75e; }
.nav__links { display: flex; gap: 1.6rem; margin-left: auto; align-items: center; }
.nav__links a {
  font-family: var(--display); text-transform: uppercase; font-size: .95rem;
  letter-spacing: .08em; color: var(--ink-dim);
}
.nav__links a:hover { color: var(--ink); text-decoration: none; }
.nav__links a.is-active { color: var(--accent); }
.nav__toggle { display: none; }

@media (max-width: 860px) {
  .nav__links {
    position: fixed; inset: 66px 0 auto 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--bg-2); border-bottom: 1px solid var(--edge);
    padding: .5rem var(--gut) 1.25rem;
    transform: translateY(-130%); transition: transform .28s ease;
  }
  .nav__links.is-open { transform: translateY(0); }
  .nav__links a { padding: .7rem 0; font-size: 1.1rem; width: 100%; }
  .nav__toggle {
    display: block; margin-left: auto; background: none; border: 1px solid var(--edge);
    color: var(--ink); font-family: var(--display); text-transform: uppercase;
    letter-spacing: .08em; padding: .45rem .8rem; cursor: pointer;
  }
  .nav__cta { display: none; }
}

/* ---------------------------------------------------------------- buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  font-family: var(--display); text-transform: uppercase; letter-spacing: .07em;
  font-size: 1.05rem; font-weight: 600;
  padding: .85rem 1.7rem;
  border: 2px solid var(--edge); background: var(--panel); color: var(--ink);
  cursor: pointer; transition: background .16s, border-color .16s, color .16s, transform .16s;
  text-align: center;
}
.btn:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; transform: translateY(-2px); }
.btn--primary { background: var(--accent); border-color: var(--accent); color: #0B0E12; }
.btn--primary:hover { background: #ffd75e; border-color: #ffd75e; color: #0B0E12; }
.btn--ghost { background: transparent; }
.btn--sm { font-size: .9rem; padding: .55rem 1.1rem; border-width: 1px; }
.btn__sub { display: block; font-size: .72rem; letter-spacing: .1em; opacity: .75; font-weight: 400; }

/* ------------------------------------------------------------------- hero */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--edge); }
.hero__bg {
  position: absolute; inset: 0;
  background-image: url('assets/img/page_background.webp');
  background-size: cover; background-position: center 42%;
  transform: scale(1.06);
  filter: saturate(1.05);
}
.hero__bg::after {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 30%, transparent 0%, rgba(9,12,16,.55) 55%, rgba(9,12,16,.95) 100%),
    linear-gradient(to bottom, rgba(9,12,16,.55) 0%, rgba(9,12,16,.2) 35%, rgba(9,12,16,.97) 95%);
}
.hero__inner {
  position: relative; z-index: 2;
  padding-block: clamp(4rem, 13vh, 8rem) clamp(3rem, 8vh, 5rem);
  text-align: center;
}
.hero__eyebrow {
  font-family: var(--display); text-transform: uppercase; letter-spacing: .3em;
  font-size: .82rem; color: var(--accent); margin-bottom: 1.1rem;
}
.hero h1 {
  font-size: clamp(3.4rem, 13vw, 9rem);
  font-weight: 700; letter-spacing: .02em; color: var(--accent);
  text-shadow: 0 6px 30px rgba(0,0,0,.75), 0 2px 0 rgba(0,0,0,.6);
}
.hero__tag {
  font-family: var(--display); text-transform: uppercase; letter-spacing: .14em;
  font-size: clamp(.95rem, 2.4vw, 1.35rem); color: var(--ink);
  margin: 1.1rem auto 0; max-width: 46ch;
  text-shadow: 0 2px 12px rgba(0,0,0,.9);
}
.hero__blurb { max-width: 54ch; margin: 1.6rem auto 0; color: #d7dde4; text-shadow: 0 2px 10px rgba(0,0,0,.8); }
.hero__cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-top: 2.2rem; }

.facts {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 0;
  margin-top: 3rem; border: 1px solid var(--edge);
  background: rgba(9,12,16,.72); backdrop-filter: blur(6px);
}
.fact { padding: 1rem 1.8rem; border-right: 1px solid var(--edge); min-width: 150px; }
.fact:last-child { border-right: 0; }
.fact__k { font-family: var(--display); font-size: 1.5rem; color: var(--accent); letter-spacing: .03em; }
.fact__v { font-size: .78rem; text-transform: uppercase; letter-spacing: .16em; color: var(--ink-dim); }
@media (max-width: 620px) {
  .fact { flex: 1 1 50%; border-bottom: 1px solid var(--edge); min-width: 0; }
  .fact:nth-child(2n) { border-right: 0; }
}

/* --------------------------------------------------------------- sections */
.section { padding-block: clamp(3.5rem, 9vw, 6.5rem); }
.section--alt { background: var(--bg-2); border-block: 1px solid var(--edge); }
.section__head { max-width: 62ch; margin-bottom: 2.8rem; }
.section__head--center { margin-inline: auto; text-align: center; }
.kicker {
  font-family: var(--display); text-transform: uppercase; letter-spacing: .26em;
  font-size: .78rem; color: var(--accent); margin-bottom: .85rem;
}
.section h2 { font-size: clamp(1.9rem, 5.2vw, 3.1rem); }
.section__lede { margin-top: 1.1rem; color: var(--ink-dim); font-size: 1.08rem; }

/* --------------------------------------------------------------- trailer */
.trailer {
  position: relative; border: 1px solid var(--edge); background: #000;
  aspect-ratio: 16 / 9; overflow: hidden;
}
.trailer img { width: 100%; height: 100%; object-fit: cover; }
.trailer video { width: 100%; height: 100%; object-fit: cover; }
.trailer__play {
  position: absolute; inset: 0; display: grid; place-items: center;
  background: linear-gradient(to bottom, rgba(9,12,16,.15), rgba(9,12,16,.6));
  border: 0; cursor: pointer; color: var(--ink);
  font-family: var(--display); text-transform: uppercase; letter-spacing: .18em;
  transition: background .2s;
}
.trailer__play:hover { background: linear-gradient(to bottom, rgba(9,12,16,.05), rgba(9,12,16,.45)); }
.trailer__disc {
  width: 92px; height: 92px; border: 3px solid var(--accent);
  display: grid; place-items: center; margin-bottom: 1rem;
  background: rgba(9,12,16,.55); transition: transform .2s, background .2s;
}
.trailer__play:hover .trailer__disc { transform: scale(1.08); background: var(--accent); }
.trailer__disc svg { fill: var(--accent); margin-left: 5px; transition: fill .2s; }
.trailer__play:hover .trailer__disc svg { fill: #0B0E12; }

/* ---------------------------------------------------------------- pillars */
.pillars { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.pillar { border: 1px solid var(--edge); background: var(--panel); padding: 1.9rem 1.7rem; position: relative; }
.pillar::before {
  content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--accent);
  transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.pillar:hover::before { transform: scaleX(1); }
.pillar h3 { font-size: 1.35rem; color: var(--ink); margin-bottom: .8rem; }
.pillar p { margin: 0; color: var(--ink-dim); font-size: .98rem; }
.pillar__n {
  font-family: var(--display); font-size: .8rem; letter-spacing: .2em;
  color: var(--accent); margin-bottom: .9rem;
}

/* --------------------------------------------------------------- features */
.features { display: grid; gap: 1px; background: var(--edge); border: 1px solid var(--edge); }
@media (min-width: 780px) { .features { grid-template-columns: 1fr 1fr; } }
.feature { background: var(--panel); padding: 2rem 1.8rem; }
.feature h3 { font-size: 1.2rem; color: var(--accent); margin-bottom: .7rem; }
.feature p { margin: 0; color: var(--ink-dim); font-size: .98rem; }

/* ------------------------------------------------------------ screenshots */
.shots { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.shot {
  position: relative; border: 1px solid var(--edge); overflow: hidden;
  cursor: zoom-in; background: var(--panel); padding: 0; display: block; width: 100%;
}
.shot img { width: 100%; aspect-ratio: 16/9; object-fit: cover; transition: transform .4s ease; }
.shot:hover img { transform: scale(1.045); }
.shot__cap {
  position: absolute; left: 0; right: 0; bottom: 0;
  font-family: var(--display); text-transform: uppercase; letter-spacing: .12em;
  font-size: .82rem; color: var(--ink); text-align: left;
  padding: 1.6rem .9rem .7rem;
  background: linear-gradient(to top, rgba(9,12,16,.95), transparent);
}
.shot--wide { grid-column: 1 / -1; }

/* lightbox */
.lb {
  position: fixed; inset: 0; z-index: 100; display: none;
  background: rgba(5,7,10,.96); padding: var(--gut);
  place-items: center;
}
.lb.is-open { display: grid; }
.lb img { max-width: 100%; max-height: 84vh; border: 1px solid var(--edge); }
.lb__close, .lb__nav {
  position: absolute; background: var(--panel); border: 1px solid var(--edge);
  color: var(--ink); font-family: var(--display); font-size: 1.4rem;
  width: 48px; height: 48px; cursor: pointer; display: grid; place-items: center;
}
.lb__close { top: var(--gut); right: var(--gut); }
.lb__nav { top: 50%; transform: translateY(-50%); }
.lb__nav--prev { left: var(--gut); }
.lb__nav--next { right: var(--gut); }
.lb__close:hover, .lb__nav:hover { border-color: var(--accent); color: var(--accent); }
.lb__cap {
  position: absolute; bottom: var(--gut); left: 0; right: 0; text-align: center;
  font-family: var(--display); text-transform: uppercase; letter-spacing: .14em;
  color: var(--ink-dim); font-size: .85rem;
}

/* --------------------------------------------------------------- download */
.dl { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.dl__card {
  border: 1px solid var(--edge); background: var(--panel); padding: 1.9rem 1.7rem;
  display: flex; flex-direction: column;
}
.dl__card.is-primary { border-color: var(--accent); background: var(--panel-2); }
.dl__os { font-family: var(--display); font-size: 1.5rem; color: var(--ink); }
.dl__meta { font-size: .82rem; color: var(--ink-dim); letter-spacing: .06em; margin: .35rem 0 1.3rem; }
.dl__card .btn { width: 100%; margin-top: auto; }
.dl__note { font-size: .86rem; color: var(--ink-dim); margin-top: 1rem; }
.dl__hash {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .68rem; color: #6d7681; word-break: break-all; margin-top: .8rem; line-height: 1.5;
}
.badge {
  display: inline-block; font-family: var(--display); text-transform: uppercase;
  letter-spacing: .14em; font-size: .68rem; padding: .25rem .6rem;
  border: 1px solid var(--accent); color: var(--accent); margin-bottom: .9rem;
}
.badge--muted { border-color: var(--edge); color: var(--ink-dim); }

/* ------------------------------------------------------------------ notes */
.note {
  border: 1px solid var(--edge); border-left: 3px solid var(--accent);
  background: var(--panel); padding: 1.4rem 1.6rem; margin-block: 1.5rem;
}
.note--warn { border-left-color: var(--danger); }
.note--good { border-left-color: var(--good); }
.note h4 { font-size: 1.05rem; margin-bottom: .5rem; color: var(--ink); }
.note p:last-child, .note ul:last-child { margin-bottom: 0; }

/* ------------------------------------------------------------------ steps */
.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; }
.step {
  counter-increment: step; position: relative;
  padding: 0 0 2.2rem 4.2rem; border-left: 1px solid var(--edge); margin-left: 1.35rem;
}
.step:last-child { border-left-color: transparent; padding-bottom: 0; }
.step::before {
  content: counter(step); position: absolute; left: -1.35rem; top: -.35rem;
  width: 2.7rem; height: 2.7rem; background: var(--accent); color: #0B0E12;
  font-family: var(--display); font-size: 1.25rem; font-weight: 700;
  display: grid; place-items: center;
}
.step h3 { font-size: 1.2rem; margin-bottom: .5rem; color: var(--ink); }
.step p { margin: 0 0 .7rem; color: var(--ink-dim); }
.step p:last-child { margin-bottom: 0; }

/* ------------------------------------------------------------------ table */
.table-wrap { overflow-x: auto; border: 1px solid var(--edge); }
table { width: 100%; border-collapse: collapse; font-size: .95rem; min-width: 520px; }
th, td { text-align: left; padding: .85rem 1.1rem; border-bottom: 1px solid var(--edge); }
th {
  font-family: var(--display); text-transform: uppercase; letter-spacing: .1em;
  font-size: .8rem; color: var(--accent); background: var(--panel-2);
}
td { color: var(--ink-dim); }
td strong { color: var(--ink); font-weight: 600; }
tr:last-child td { border-bottom: 0; }

/* -------------------------------------------------------------------- faq */
.faq { border: 1px solid var(--edge); }
.faq details { border-bottom: 1px solid var(--edge); background: var(--panel); }
.faq details:last-child { border-bottom: 0; }
.faq summary {
  cursor: pointer; padding: 1.2rem 1.5rem; list-style: none;
  font-family: var(--display); text-transform: uppercase; letter-spacing: .05em;
  font-size: 1.02rem; color: var(--ink); display: flex; justify-content: space-between; gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--accent); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: '–'; }
.faq details[open] summary { color: var(--accent); }
.faq__body { padding: 0 1.5rem 1.4rem; color: var(--ink-dim); }
.faq__body p:first-child { margin-top: 0; }
.faq__body p:last-child { margin-bottom: 0; }

/* ----------------------------------------------------------------- footer */
.footer { background: var(--bg-2); border-top: 1px solid var(--edge); padding-block: 3rem 2.5rem; }
.footer__grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.footer h4 {
  font-size: .8rem; letter-spacing: .2em; color: var(--accent); margin-bottom: .9rem;
}
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: .45rem; }
.footer a { color: var(--ink-dim); font-size: .93rem; }
.footer a:hover { color: var(--ink); }
.footer__bar {
  margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--edge);
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  font-size: .84rem; color: #6d7681;
}

/* ------------------------------------------------------ scroll reveal */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* --------------------------------------------------------------- utility */
.prose { max-width: 68ch; }
.prose h3 { margin-top: 2.4rem; margin-bottom: .8rem; font-size: 1.3rem; color: var(--accent); }
.prose ul, .prose ol { padding-left: 1.3rem; color: var(--ink-dim); }
.prose li { margin-bottom: .5rem; }
.prose code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .88em;
  background: var(--panel-2); border: 1px solid var(--edge); padding: .12em .45em; color: var(--accent);
}
.mt-0 { margin-top: 0; }
.center { text-align: center; }
.stack > * + * { margin-top: 1.1rem; }
.cta-row { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }
.cta-row--center { justify-content: center; }
.skip {
  position: absolute; left: -9999px; top: 0; background: var(--accent); color: #0B0E12;
  padding: .7rem 1.2rem; z-index: 200; font-family: var(--display);
}
.skip:focus { left: 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }