/* ============================================================
   Rubis Interactive — corporate site
   Dark-premium, ruby accent. System-agnostic, no build step.
   ============================================================ */

:root {
  --bg:        #08080b;
  --bg-2:      #0c0c11;
  --surface:   #101017;
  --surface-2: #16161f;
  --line:      rgba(255, 255, 255, 0.08);
  --line-2:    rgba(255, 255, 255, 0.14);

  --text:      #f4f4f6;
  --text-2:    #b6b6c2;
  --text-3:    #7c7c8a;

  --ruby:      #e11d48;
  --ruby-2:    #f43f5e;
  --ruby-deep: #9f1239;
  --gold:      #d8b877;

  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-disp: "Fraunces", "Times New Roman", Georgia, serif;

  --maxw: 1200px;
  --radius: 14px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  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; }

::selection { background: rgba(225, 29, 72, 0.35); color: #fff; }

/* ---- fixed backdrop layers -------------------------------- */
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-color: #0a0a0e;
  background-image: url("/assets/hero.jpg");
  background-image: -webkit-image-set(url("/assets/hero.webp") type("image/webp"), url("/assets/hero.jpg") type("image/jpeg"));
  background-image: image-set(url("/assets/hero.webp") type("image/webp"), url("/assets/hero.jpg") type("image/jpeg"));
  background-size: cover;
  background-position: center 34%;
}
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  border: 0;
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(105% 72% at 50% 38%, transparent 30%, rgba(8,8,11,0.55) 100%),
    linear-gradient(180deg, rgba(8,8,11,0.55) 0%, transparent 20%, transparent 42%, rgba(8,8,11,0.84) 86%, var(--bg) 100%);
}
@media (prefers-reduced-motion: reduce) {
  .hero-video { display: none; }
}
.grain {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.04;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.vignette {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(120% 80% at 50% -10%, transparent 40%, rgba(0,0,0,0.55) 100%);
}
main, header, footer { position: relative; z-index: 2; }

/* ---- layout ----------------------------------------------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
section { padding: 120px 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--text-3);
}
.eyebrow::before {
  content: ""; width: 22px; height: 1px;
  background: linear-gradient(90deg, var(--ruby), transparent);
}
h1, h2, h3 { font-family: var(--font-disp); font-weight: 400; letter-spacing: -0.02em; line-height: 1.05; }
h2 { font-size: clamp(30px, 4.5vw, 52px); margin: 20px 0 18px; }
h3 { font-size: 22px; letter-spacing: -0.01em; }
p { color: var(--text-2); }
.lead { font-size: clamp(17px, 2vw, 20px); color: var(--text-2); max-width: 60ch; }

/* ---- buttons ---------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 13px 22px; border-radius: 999px;
  font-size: 14px; font-weight: 600; letter-spacing: 0.01em;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .4s var(--ease), background .3s, border-color .3s, box-shadow .3s;
}
.btn svg { width: 16px; height: 16px; }
.btn-primary {
  background: linear-gradient(180deg, var(--ruby-2), var(--ruby));
  color: #fff;
  box-shadow: 0 8px 30px -8px rgba(225,29,72,0.6), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 40px -8px rgba(225,29,72,0.7), inset 0 1px 0 rgba(255,255,255,0.3); }
.btn-ghost { background: rgba(255,255,255,0.04); color: var(--text); border-color: var(--line-2); }
.btn-ghost:hover { background: rgba(255,255,255,0.08); transform: translateY(-2px); }

/* ---- header ----------------------------------------------- */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .4s, border-color .4s, backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}
header.scrolled {
  background: rgba(8,8,11,0.72);
  backdrop-filter: saturate(150%) blur(14px);
  -webkit-backdrop-filter: saturate(150%) blur(14px);
  border-bottom-color: var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 600; }
.brand .gem { width: 22px; height: 22px; }
.wordmark {
  font-family: var(--font-disp); font-size: 19px; letter-spacing: 0.01em;
  background: linear-gradient(100deg, #ffffff 0%, #c6cad1 18%, #ffffff 36%, #9aa0aa 50%, #ffffff 64%, #cdd1d8 82%, #ffffff 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: sheen 7s linear infinite;
}
.wordmark small { font-family: var(--font-sans); font-size: 11px; font-weight: 600; letter-spacing: 0.22em; color: var(--text-3); -webkit-text-fill-color: var(--text-3); display: block; margin-top: -3px; }
@keyframes sheen { to { background-position: -250% 0; } }

.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { font-size: 14px; color: var(--text-2); transition: color .25s; }
.nav-links a:hover { color: var(--text); }
.nav-actions { display: flex; align-items: center; gap: 14px; }
.menu-btn { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.menu-btn span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; transition: .3s; }

/* ---- hero ------------------------------------------------- */
.hero { min-height: 100vh; display: flex; align-items: center; padding-top: 72px; text-align: center; position: relative; overflow: hidden; }
.hero-inner { max-width: 840px; margin: 0 auto; position: relative; z-index: 1; }
.hero .eyebrow { justify-content: center; }
.hero h1 { font-size: clamp(44px, 7.5vw, 92px); margin: 26px 0; text-shadow: 0 2px 40px rgba(0,0,0,0.6); }
.hero h1 em { font-style: italic; color: var(--ruby-2); }
.hero .lead { margin-left: auto; margin-right: auto; }
.hero .cta { display: flex; gap: 14px; margin-top: 38px; flex-wrap: wrap; justify-content: center; }
.scroll-hint { position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%); color: var(--text-3); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.scroll-hint i { width: 1px; height: 40px; background: linear-gradient(var(--text-3), transparent); display: block; animation: pulseLine 2.4s var(--ease) infinite; }
@keyframes pulseLine { 0%,100%{opacity:.3; transform:scaleY(.6)} 50%{opacity:1; transform:scaleY(1)} }

/* ---- stats band ------------------------------------------- */
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.stat { background: var(--bg-2); padding: 34px 28px; }
.stat .num { font-family: var(--font-disp); font-size: clamp(32px,4vw,44px); color: #fff; }
.stat .num b { color: var(--ruby-2); font-weight: 400; }
.stat .lbl { font-size: 13px; color: var(--text-3); margin-top: 6px; text-transform: uppercase; letter-spacing: 0.1em; }

/* ---- generic grids ---------------------------------------- */
.split { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: center; }
.cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 48px; }
.card {
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; transition: border-color .35s, transform .5s var(--ease), background .35s;
}
.card:hover { border-color: var(--line-2); transform: translateY(-4px); background: linear-gradient(180deg, var(--surface-2), var(--surface)); }
.card .ico { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: rgba(225,29,72,0.1); border: 1px solid rgba(225,29,72,0.25); margin-bottom: 20px; }
.card .ico svg { width: 20px; height: 20px; stroke: var(--ruby-2); }
.card h3 { margin: 0 0 10px; }
.card p { font-size: 15px; margin: 0; }

/* ---- games ------------------------------------------------ */
.games { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; margin-top: 48px; }
.game {
  position: relative; overflow: hidden; border-radius: var(--radius);
  border: 1px solid var(--line); min-height: 500px;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 34px; transition: border-color .35s;
}
.game:hover { border-color: var(--line-2); }
.game.flagship {
  background-color: #0a0a0e;
  background-image:
    linear-gradient(180deg, rgba(8,8,11,0.15) 0%, rgba(8,8,11,0) 34%, rgba(8,8,11,0.15) 55%, rgba(8,8,11,0.86) 82%, rgba(8,8,11,0.97) 100%),
    -webkit-image-set(url("/assets/rubis-royale.webp") type("image/webp"), url("/assets/rubis-royale.jpg") type("image/jpeg"));
  background-image:
    linear-gradient(180deg, rgba(8,8,11,0.15) 0%, rgba(8,8,11,0) 34%, rgba(8,8,11,0.15) 55%, rgba(8,8,11,0.86) 82%, rgba(8,8,11,0.97) 100%),
    image-set(url("/assets/rubis-royale.webp") type("image/webp"), url("/assets/rubis-royale.jpg") type("image/jpeg"));
  background-size: cover;
  background-position: center 29%;
  background-repeat: no-repeat;
}
.game.flagship:hover { background-position: center 27%; transition: background-position 1.2s var(--ease), border-color .35s; }
.game.wip { background: linear-gradient(180deg, var(--surface), var(--bg-2)); }
.game .tag { position: absolute; top: 24px; left: 24px; font-size: 11px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--text-2); background: rgba(0,0,0,0.35); backdrop-filter: blur(6px); }
.game.flagship .tag { color: var(--ruby-2); border-color: rgba(244,63,94,0.4); }
.game h3 { font-size: 30px; margin: 0 0 8px; }
.game p { font-size: 14px; margin: 0; max-width: 42ch; }
/* The flagship card is an <a>, so undo the anchor defaults and let the card's
   own styling stand. Only the live title is a link — Project Ember stays a
   plain div, so there is no hover affordance on something you cannot open. */
a.game { text-decoration: none; color: inherit; cursor: pointer; }
a.game:focus-visible { outline: 2px solid var(--ruby-2); outline-offset: 3px; }
.game-cta {
  display: inline-flex; align-items: center; gap: 8px; align-self: flex-start;
  margin-top: 18px; padding: 11px 20px; border-radius: 999px;
  font-size: 13px; font-weight: 600; letter-spacing: 0.04em;
  color: #fff; background: var(--ruby); border: 1px solid rgba(244,63,94,0.5);
  transition: transform .35s var(--ease), background-color .35s;
}
.game-cta svg { width: 15px; height: 15px; stroke: currentColor; transition: transform .35s var(--ease); }
a.game:hover .game-cta svg { transform: translateX(3px); }
.game .gem-bg { position: absolute; inset: 0; opacity: 0.5; pointer-events: none; }

/* ---- responsibility band ---------------------------------- */
.resp { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: linear-gradient(180deg, var(--bg-2), var(--bg)); }
.pill-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.pill { font-size: 13px; padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255,255,255,0.02); color: var(--text-2); display: inline-flex; align-items: center; gap: 8px; }
.pill svg { width: 14px; height: 14px; stroke: var(--gold); }

/* ---- CTA / contact ---------------------------------------- */
.cta-band { text-align: center; }
.cta-band .box { border: 1px solid var(--line); border-radius: 22px; padding: 72px 40px; background: radial-gradient(100% 140% at 50% 0%, rgba(225,29,72,0.14), transparent 60%), var(--surface); }

/* ---- footer ----------------------------------------------- */
footer { border-top: 1px solid var(--line); background: var(--bg-2); padding: 72px 0 40px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.foot-col h4 { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-3); margin: 0 0 18px; font-weight: 600; }
.foot-col a { display: block; font-size: 14px; color: var(--text-2); margin-bottom: 11px; transition: color .25s; }
.foot-col a:hover { color: var(--text); }
.foot-about p { font-size: 14px; max-width: 34ch; }
.foot-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--line); }
.foot-bottom p { font-size: 13px; color: var(--text-3); margin: 0; }
.socials { display: flex; gap: 12px; }
.socials a { width: 36px; height: 36px; border-radius: 9px; border: 1px solid var(--line); display: grid; place-items: center; transition: border-color .3s, background .3s; }
.socials a:hover { border-color: var(--line-2); background: rgba(255,255,255,0.04); }
.socials svg { width: 16px; height: 16px; fill: var(--text-2); }
.badges { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.badge { font-size: 11px; letter-spacing: 0.08em; color: var(--text-3); border: 1px solid var(--line); border-radius: 6px; padding: 6px 10px; }

/* ---- legal pages ------------------------------------------ */
.legal { padding-top: 150px; max-width: 820px; }
.legal h1 { font-size: clamp(34px,5vw,52px); margin-bottom: 10px; }
.legal .updated { color: var(--text-3); font-size: 13px; margin-bottom: 50px; }
.legal h2 { font-size: 24px; margin: 44px 0 14px; }
.legal p, .legal li { color: var(--text-2); font-size: 15.5px; }
.legal ul { padding-left: 20px; }
.legal a { color: var(--ruby-2); }
.legal .back { display: inline-flex; align-items: center; gap: 8px; color: var(--text-3); font-size: 14px; margin-bottom: 40px; }
.legal .back:hover { color: var(--text); }
.notice { border: 1px solid var(--line); border-left: 2px solid var(--ruby); border-radius: 10px; padding: 18px 22px; background: var(--surface); font-size: 14px; margin: 26px 0; }

/* ---- reveal animation ------------------------------------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---- responsive ------------------------------------------- */
@media (max-width: 900px) {
  section { padding: 88px 0; }
  .nav-links, .nav-actions .btn { display: none; }
  .menu-btn { display: block; }
  .split { grid-template-columns: 1fr; gap: 36px; }
  .cards, .stats { grid-template-columns: 1fr 1fr; }
  .games { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .foot-about { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .stats, .cards { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  .cta-band .box { padding: 48px 24px; }
}

/* mobile menu overlay */
.mobile-menu { position: fixed; inset: 0; z-index: 99; background: rgba(8,8,11,0.96); backdrop-filter: blur(10px); display: flex; flex-direction: column; justify-content: center; gap: 8px; padding: 40px; transform: translateY(-100%); transition: transform .5s var(--ease); }
.mobile-menu.open { transform: none; }
.mobile-menu a { font-family: var(--font-disp); font-size: 30px; color: var(--text); padding: 12px 0; border-bottom: 1px solid var(--line); }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}