/* ==========================================================================
   Neo Production House — layout.css
   Structural layout: fixed background, nav, section rhythm, grids, footer,
   and the two required responsive breakpoints (900px / 500px).
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

section {
  position: relative;
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
}

/* ---------- Scroll progress ---------- */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--gold-dim), var(--gold), var(--gold-light));
  z-index: 200;
  transition: width 0.1s linear;
}

/* ---------- Fixed background ---------- */

.bg-fixed {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: var(--bg);
}

.bg-fixed::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 12%, var(--gold-tint) 0%, transparent 42%),
    radial-gradient(circle at 82% 68%, var(--gold-tint) 0%, transparent 46%),
    radial-gradient(1px 1px at 12% 24%, var(--cream-45), transparent) 0 0/160px 160px repeat,
    radial-gradient(1px 1px at 55% 8%, var(--gold-dim), transparent) 0 0/160px 160px repeat,
    radial-gradient(1px 1px at 78% 45%, var(--cream-45), transparent) 0 0/160px 160px repeat,
    radial-gradient(1px 1px at 30% 70%, var(--gold-dim), transparent) 0 0/160px 160px repeat,
    radial-gradient(1.5px 1.5px at 90% 85%, var(--cream-45), transparent) 0 0/160px 160px repeat,
    radial-gradient(1px 1px at 5% 92%, var(--gold-dim), transparent) 0 0/160px 160px repeat,
    radial-gradient(1px 1px at 65% 60%, var(--cream-45), transparent) 0 0/160px 160px repeat,
    radial-gradient(1.5px 1.5px at 40% 40%, var(--gold-dim), transparent) 0 0/160px 160px repeat,
    radial-gradient(1px 1px at 95% 15%, var(--cream-45), transparent) 0 0/160px 160px repeat,
    radial-gradient(1px 1px at 20% 55%, var(--gold-dim), transparent) 0 0/160px 160px repeat;
}

.bg-fixed::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 35%, var(--vignette-edge) 78%, var(--bg) 100%),
    linear-gradient(180deg, var(--bg) 0%, transparent 8%, transparent 92%, var(--bg) 100%);
}

/* Everything above the background needs to sit on its own stacking layer */
.nav,
main,
footer,
.toast {
  position: relative;
  z-index: 2;
}

/* ---------- Nav ---------- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: var(--nav-bg);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--surface-border);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2vw, 2.5rem);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* ---------- Hero ---------- */

.hero {
  padding-top: calc(var(--nav-height) + clamp(3rem, 8vw, 6rem));
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-cta {
  display: inline-block;
  margin-block: 1.75rem 1rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: clamp(2.5rem, 6vw, 4.5rem);
  padding-top: clamp(2rem, 4vw, 2.5rem);
  border-top: 1px solid var(--surface-border);
  max-width: 900px;
}

.scroll-hint {
  position: absolute;
  bottom: clamp(1.5rem, 4vw, 3rem);
  left: var(--gutter);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ---------- Section headers ---------- */

.section-head {
  max-width: 640px;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

/* ---------- Services grid ---------- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* ---------- Split sections ---------- */

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.split-visual {
  position: relative;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(160deg, var(--gold-tint), transparent 60%);
}

/* ---------- Work / Selected projects ---------- */

.work-group {
  padding-block: clamp(2.25rem, 5vw, 3rem);
  border-top: 1px solid var(--surface-border);
}

.work-group-head {
  margin-bottom: 1.75rem;
  max-width: 640px;
}

.reel-row {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.web-row {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}


/* ---------- Project request form ---------- */

.request-form {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  max-width: 480px;
  margin: 1.75rem auto 0;
}

.request-form .name-row {
  display: flex;
  gap: 0.75rem;
}

.request-form .name-row .field {
  flex: 1;
}

/* ---------- Pricing ---------- */

.pricing-process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 980px;
  margin-inline: auto;
}

/* ---------- FAQ ---------- */

.faq-list {
  max-width: 760px;
  margin-inline: auto;
  border-top: 1px solid var(--surface-border);
}

/* ---------- Footer ---------- */

footer {
  border-top: 1px solid var(--surface-border);
  background: var(--footer-bg);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  padding-top: clamp(3rem, 6vw, 5rem);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: clamp(2.5rem, 5vw, 3.5rem);
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.1rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.5rem;
  border-top: 1px solid var(--surface-border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cream-45);
}

/* ==========================================================================
   Responsive — 900px
   ========================================================================== */

@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 2rem;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .split {
    grid-template-columns: 1fr;
  }

  .split .split-visual {
    order: -1;
    aspect-ratio: 16 / 9;
  }

  .web-row {
    flex-direction: column;
  }

  .community-block {
    flex-direction: column;
    align-items: stretch;
  }

  .reel-frame {
    width: 190px;
  }

  .pricing-process {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================================================
   Responsive — 500px
   ========================================================================== */

@media (max-width: 500px) {
  .request-form .name-row {
    flex-direction: column;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .pricing-process {
    grid-template-columns: 1fr;
  }

  .reel-frame {
    width: 160px;
  }

  .design-carousel {
    max-width: 260px;
  }

  .carousel-arrow-prev {
    left: -6px;
  }

  .carousel-arrow-next {
    right: -6px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}