/**
 * TVK Studio Motion — shadcn-studio inspired engineering FX (vanilla)
 * Spotlight card · border beam · shimmer · blur reveal · eng grid
 * v1.0 — https://github.com/shadcnstudio/shadcn-studio
 */

body.home-page {
  --ss-teal: #00c9a7;
  --ss-red: #dc2626;
  --ss-beam-speed: 4.2s;
}

body.home-page #hero.hero-section--pipe-video {
  background: #0a0d12;
  border-bottom: 1px solid var(--bg-border, rgba(255, 255, 255, 0.06));
}

body.home-page #products.catalog-section {
  background: transparent;
}

body.home-page #factory.tvk-factory-cinema {
  background: #080a0e;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
body.home-page .tvk-ss-reveal {
  opacity: 0.82;
  filter: blur(8px);
  transform: translateY(22px);
  transition:
    opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.75s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--ss-reveal-delay, 0ms);
}

body.home-page .tvk-ss-reveal.is-ss-in {
  opacity: 1;
  filter: blur(0);
  transform: none;
}

/* ── Shimmer CTA (shimmer-button pattern) ── */
body.home-page .tvk-ss-shimmer {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

body.home-page .tvk-ss-shimmer::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background: linear-gradient(
    105deg,
    transparent 38%,
    rgba(255, 255, 255, 0.22) 48%,
    rgba(255, 255, 255, 0.38) 50%,
    rgba(255, 255, 255, 0.22) 52%,
    transparent 62%
  );
  transform: translateX(-130%);
  animation: tvkSsShimmer 3.2s ease-in-out infinite;
}

@keyframes tvkSsShimmer {
  0%, 72% { transform: translateX(-130%); }
  100% { transform: translateX(130%); }
}

/* ── Border beam card ── */
body.home-page .tvk-ss-beam {
  position: relative;
  overflow: hidden;
}

body.home-page .tvk-ss-beam::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  pointer-events: none;
  z-index: 0;
  background: conic-gradient(
    from var(--ss-beam-angle, 0deg),
    transparent 0deg,
    rgba(0, 201, 167, 0.85) 40deg,
    rgba(220, 38, 38, 0.85) 120deg,
    rgba(255, 255, 255, 0.35) 200deg,
    transparent 280deg
  );
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.35s ease;
  animation: tvkSsBeamSpin var(--ss-beam-speed) linear infinite;
}

body.home-page .tvk-ss-beam:hover::before,
body.home-page .tvk-ss-beam.is-beam-hot::before {
  opacity: 1;
}

body.home-page .tvk-factory-grid .metric-card.is-factory-lit.tvk-ss-beam::before {
  opacity: 1;
}

@keyframes tvkSsBeamSpin {
  to { --ss-beam-angle: 360deg; }
}

@property --ss-beam-angle {
  syntax: "<angle>";
  initial-value: 0deg;
  inherits: false;
}

/* ── Spotlight card (card-16 pattern) ── */
body.home-page .tvk-ss-spotlight {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

body.home-page .tvk-ss-spotlight__blob {
  position: absolute;
  width: 220px;
  height: 220px;
  margin: -110px 0 0 -110px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  opacity: 0;
  background: radial-gradient(
    circle,
    rgba(0, 201, 167, 0.22) 0%,
    rgba(220, 38, 38, 0.1) 42%,
    transparent 68%
  );
  filter: blur(18px);
  transition: opacity 0.25s ease;
  will-change: transform, opacity;
}

body.home-page .tvk-ss-spotlight.is-spot-active .tvk-ss-spotlight__blob {
  opacity: 1;
}

body.home-page .tvk-ss-spotlight > *:not(.tvk-ss-spotlight__blob) {
  position: relative;
  z-index: 1;
}

body.home-page .catalog-card.tvk-ss-spotlight .catalog-card__media,
body.home-page .catalog-card.tvk-ss-spotlight .catalog-card__media img {
  transform: none !important;
}

/* Guarantee badges — ring pulse */
body.home-page .guarantee-badge {
  transition:
    transform 0.25s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}

body.home-page .guarantee-badge:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 201, 167, 0.45);
  box-shadow:
    0 0 0 1px rgba(0, 201, 167, 0.2),
    0 8px 24px rgba(0, 0, 0, 0.25);
}

@media (max-width: 900px) {
  body.home-page .tvk-ss-spotlight__blob {
    display: none;
  }

  body.home-page .tvk-ss-beam::before {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.home-page .tvk-ss-reveal {
    opacity: 1 !important;
    filter: none !important;
    transform: none !important;
  }

  body.home-page .tvk-ss-shimmer::after,
  body.home-page .tvk-ss-beam::before {
    animation: none !important;
    display: none !important;
  }
}