/* ============================================================
   PRISM — Components: nav, AI slots, stickers, cards, marquee
   ============================================================ */

/* ---- Nav ---- */
.nav {
  position: fixed;
  top: 0.9rem;
  left: 50%;
  translate: -50% 0;
  z-index: 100;
  width: min(calc(100% - 2rem), 68rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0.65rem 0.55rem 1.1rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  transition:
    background-color var(--duration-normal) linear,
    border-color var(--duration-normal) linear,
    box-shadow var(--duration-normal) linear;
}
.nav.is-scrolled {
  background: oklch(99% 0.002 90 / 0.85);
  border-color: var(--line);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}
.brand-badge {
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 0.6rem;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
  background:
    radial-gradient(120% 120% at 20% 15%, oklch(100% 0 0 / 0.55), transparent 40%),
    conic-gradient(from 210deg, var(--hue-b), var(--hue-c), var(--hue-d), var(--hue-a), var(--hue-b));
  box-shadow: inset 0 -2px 4px oklch(0% 0 0 / 0.15), 0 2px 6px oklch(0% 0 0 / 0.15);
}
.nav-links {
  display: flex;
  gap: 1.6rem;
  font-size: var(--text-small);
  font-weight: 550;
  color: var(--color-ink-dim);
}
.nav-links a:hover { color: var(--color-ink); }
@media (max-width: 720px) { .nav-links { display: none; } }

/* ============================================================
   AI MEDIA SLOT — placeholder system (same convention as
   the Meridian template). figure.ai-slot marks where a
   generated asset drops in; the chip names tool + shot.
   ============================================================ */
.ai-slot { position: relative; margin: 0; overflow: hidden; isolation: isolate; }
.ai-slot-canvas { position: absolute; inset: 0; z-index: -1; }
.ai-slot img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }

.ai-chip {
  position: absolute;
  z-index: 2;
  left: 0.8rem;
  bottom: 0.8rem;
  max-width: calc(100% - 1.6rem);
  padding: 0.5rem 0.75rem;
  border-radius: 0.7rem;
  background: oklch(20% 0.01 270 / 0.78);
  color: oklch(92% 0.005 90);
  backdrop-filter: blur(10px);
  font-size: var(--text-micro);
  line-height: 1.45;
  pointer-events: none;
}
.ai-chip .tool {
  display: block;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--hue-c);
}

/* Portrait stand-in — soft duotone figure suggestion */
.ai-fill-portrait {
  background:
    radial-gradient(48% 34% at 62% 38%, oklch(65% 0.09 45 / 0.9), transparent 70%),
    radial-gradient(60% 52% at 60% 78%, oklch(55% 0.1 300 / 0.75), transparent 72%),
    linear-gradient(160deg, var(--pastel-from), var(--pastel-mid) 55%, var(--pastel-to));
}
.ai-fill-ui {
  background:
    linear-gradient(165deg, oklch(30% 0.02 270), oklch(22% 0.015 270) 70%),
    var(--color-invert-bg);
}

/* ============================================================
   STICKERS — glossy 3D object placeholders.
   Each .sticker is a fal.ai slot (matching icon-pack set).
   CSS stand-ins float on a slow loop; swap the inner shape
   for the generated transparent PNG/WebP at delivery.
   ============================================================ */
.sticker {
  position: absolute;
  display: grid;
  place-items: center;
  filter: drop-shadow(0 14px 22px oklch(0% 0 0 / 0.22));
  animation: sticker-float 7s ease-in-out infinite;
  will-change: transform;
}
.sticker[data-drift="b"] { animation-duration: 8.5s; animation-delay: -2.5s; }
.sticker[data-drift="c"] { animation-duration: 10s; animation-delay: -5s; }
@keyframes sticker-float {
  0%, 100% { transform: translateY(0) rotate(var(--tilt, -6deg)); }
  50% { transform: translateY(-16px) rotate(calc(var(--tilt, -6deg) + 5deg)); }
}

.sticker svg, .sticker img { width: 100%; height: 100%; }
.sticker img { object-fit: contain; }

/* ---- Feature cards ---- */
.f-card {
  position: relative;
  padding: 1.9rem 1.7rem 1.7rem;
  border-radius: var(--radius-card);
  background: var(--color-card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform var(--duration-fast) var(--ease-bounce), box-shadow var(--duration-fast) linear;
}
.f-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-pop); }
.f-card .f-icon {
  width: 4.2rem;
  height: 4.2rem;
  margin-bottom: 1.4rem;
  filter: drop-shadow(0 8px 14px oklch(0% 0 0 / 0.18));
}
.f-card h3 { font-size: var(--text-h3); margin-bottom: 0.5rem; }
.f-card p { font-size: var(--text-small); color: var(--color-ink-dim); }
.f-card .tint {
  position: absolute;
  inset: auto -20% -45% -20%;
  height: 70%;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.35;
  z-index: -1;
}

/* ---- Marquee ---- */
.marquee {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.marquee-track {
  display: flex;
  gap: 3.5rem;
  width: max-content;
  align-items: center;
  animation: marquee-scroll 40s linear infinite;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.05em;
  color: var(--color-ink-faint);
  text-transform: uppercase;
}
@keyframes marquee-scroll { to { transform: translateX(-50%); } }

/* ---- Testimonial wall ---- */
.wall {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.w-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  border-radius: var(--radius-card);
  background: var(--color-card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-card);
}
.w-card blockquote { margin: 0 0 1rem; font-size: var(--text-small); line-height: 1.65; }
.w-card .w-who {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: var(--text-micro);
  color: var(--color-ink-faint);
}
.w-card .w-who b { display: block; font-size: var(--text-small); color: var(--color-ink); }
.w-avatar {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  flex-shrink: 0;
  background:
    radial-gradient(100% 100% at 30% 25%, oklch(100% 0 0 / 0.5), transparent 45%),
    var(--av, var(--hue-a));
}
@media (max-width: 960px) { .wall { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .wall { grid-template-columns: 1fr; } }

/* ---- Store badges ---- */
.store-row {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-size: var(--text-micro);
  color: var(--color-ink-faint);
}
.store-glyphs { display: flex; gap: 0.45rem; }
.store-glyphs span {
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  background: var(--color-card);
  box-shadow: var(--shadow-card);
  font-size: 0.85rem;
}