/* ============================================================
   MIX — "Ink & Ember" creative layer over the Arsam Sabbagh
   portfolio. Preloader, WebGL hero canvas, intro choreography,
   giant footer CTA. All colors ride the site's theme variables
   so light/dark + accent tweaks keep working.
   ============================================================ */

/* ------------------------------------------------------------
   Preloader
   ------------------------------------------------------------ */
.mix-preloader {
  position: fixed; inset: 0; z-index: 100000;
  background: var(--bg, #F4F0E8);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.4s ease;
}
.mix-preloader__inner {
  display: flex; align-items: baseline; gap: 18px;
}
.mix-preloader__word {
  margin: 0;
  font-family: var(--serif, 'Instrument Serif', serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(28px, 4.5vw, 52px);
  letter-spacing: -0.01em;
  color: var(--ink, #1A1815);
}
.mix-preloader__count {
  margin: 0;
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--accent, #0F6B73);
}
.mix-preloader__bar {
  position: absolute; left: 0; bottom: 0;
  width: 100%; height: 2px;
  background: var(--rule, #d8d1be);
}
.mix-preloader__bar span {
  display: block; width: 0%; height: 100%;
  background: var(--accent, #0F6B73);
}

/* ------------------------------------------------------------
   WebGL ember field in the hero
   ------------------------------------------------------------ */
.mix-ember {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  display: block;
  pointer-events: none;
}
/* the SVG mesh grid stays on top of the shader; its blobs retire */
.hero.has-ember .hero-mesh { position: absolute; z-index: 1; }
.hero.has-ember .hero-mesh .blob { display: none; }
.hero.has-ember .hero-wrap { z-index: 2; will-change: transform, opacity; }

/* the big wordmark leans with scroll velocity (js/mix.js) */
.bw-text { will-change: transform; }

/* ------------------------------------------------------------
   Hero intro choreography — initial (hidden) states.
   html.mix-intro-wait is added by mix.js only when it will
   actually run the intro, so nothing stays hidden if JS fails.
   ------------------------------------------------------------ */
html.mix-intro-wait .hero-kicker,
html.mix-intro-wait .hero-meta,
html.mix-intro-wait .hero-ctas,
html.mix-intro-wait .hero-foot {
  opacity: 0;
}
html.mix-intro-wait .hero-name .hero-line {
  opacity: 0;
  transform: translateY(0.35em);
  clip-path: inset(0 0 100% 0);
}

/* ------------------------------------------------------------
   Giant footer CTA
   ------------------------------------------------------------ */
.mix-cta-wrap {
  padding: clamp(8px, 2vw, 24px) 0 clamp(48px, 8vw, 110px);
  border-bottom: 1px solid var(--rule);
  margin-bottom: clamp(40px, 6vw, 80px);
}
.mix-cta-kicker {
  margin: 0 0 clamp(18px, 3vw, 36px);
  color: var(--accent);
}
.mix-cta {
  display: block;
  width: max-content;
  max-width: 100%;
}
.mix-cta-line {
  display: block;
  font-family: var(--sans);
  font-weight: 300;
  font-size: clamp(64px, 15vw, 220px);
  line-height: 0.88;
  letter-spacing: -0.05em;
  color: var(--ink);
  transition: letter-spacing 0.8s cubic-bezier(0.2, 0.7, 0.2, 1), color 0.45s ease;
}
.mix-cta-line--stroke {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink);
  /* ink-fill sweep: gradient revealed through the glyphs on hover */
  background-image: linear-gradient(90deg, var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-size: 0% 100%;
  background-position: 0 0;
  -webkit-background-clip: text;
  background-clip: text;
  transition: letter-spacing 0.8s cubic-bezier(0.2, 0.7, 0.2, 1),
              background-size 0.7s cubic-bezier(0.2, 0.7, 0.2, 1),
              -webkit-text-stroke-color 0.45s ease;
}
.mix-cta:hover .mix-cta-line { letter-spacing: -0.01em; }
.mix-cta:hover .mix-cta-line--stroke {
  background-size: 100% 100%;
  -webkit-text-stroke-color: var(--accent);
}
html[lang="fa"] .mix-cta-line--stroke { background-position: 100% 0; }

html[lang="fa"] .mix-cta-line {
  font-family: var(--farsi-display, 'Lalezar', sans-serif);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.05;
  font-size: clamp(56px, 13vw, 190px);
}
html[lang="fa"] .mix-cta-line--stroke { -webkit-text-stroke-width: 1.2px; }
html[lang="fa"] .mix-cta:hover .mix-cta-line { letter-spacing: 0.02em; }

/* ------------------------------------------------------------
   Reduced motion
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  .mix-preloader { display: none; }
  html.mix-intro-wait .hero-kicker,
  html.mix-intro-wait .hero-meta,
  html.mix-intro-wait .hero-ctas,
  html.mix-intro-wait .hero-foot,
  html.mix-intro-wait .hero-name .hero-line {
    opacity: 1; transform: none; clip-path: none;
  }
}