/* ── Scrub Video Sections ── Apple Style Component ── */
/* Fixed sections + crossfade + flexible card grid       */
/* Namespace: svs-                                       */

/* ── Variables ── */
:root {
  --svs-bg: #000;
  --svs-card-bg: rgba(255, 255, 255, 0.06);
  --svs-card-border: rgba(255, 255, 255, 0.08);
  --svs-card-glow: rgba(120, 180, 255, 0.15);
  --svs-text: #fff;
  --svs-text-dim: rgba(255, 255, 255, 0.9);
  --svs-accent: #5ac8fa;
  --svs-radius: 24px;
  --svs-card-pad: 28px 32px;
  --svs-perspective: 1200px;
  --svs-blur: blur(24px) saturate(160%);
  --svs-transition: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ── Reset (scoped) ── */
.svs-wrapper,
.svs-wrapper *,
.svs-wrapper *::before,
.svs-wrapper *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ── Wrapper ── */
.svs-wrapper {
  position: relative;
  width: 100%;
  background: var(--svs-bg);
}

/* ── Fixed Section ── */
.svs-section {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: var(--svs-perspective);
  transform-style: preserve-3d;
  opacity: 0;
  visibility: hidden;
  will-change: opacity, transform, filter;
  pointer-events: none;
}

/* ── Video Layer ── */
.svs-video {
  position: absolute;
  inset: -5%;
  width: 110%;
  height: 110%;
  object-fit: cover;
  will-change: transform;
  transform: translateZ(0);
  backface-visibility: hidden;
  z-index: 1;
}

/* ── Vignette Overlay ── */
.svs-vignette {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.45) 100%),
    linear-gradient(180deg, rgba(0,0,0,0.25) 0%, transparent 30%, transparent 70%, rgba(0,0,0,0.35) 100%);
  pointer-events: none;
  z-index: 2;
  will-change: opacity;
}

/* ── Content Container ── */
.svs-content {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 92%;
  max-width: 1400px;
  gap: 40px;
  pointer-events: auto;
}

/* ── Section Title ── */
.svs-title {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  font-size: clamp(28px, 4vw, 56px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--svs-text);
  text-align: center;
  text-shadow: 0 2px 40px rgba(0,0,0,0.5);
  will-change: opacity, transform;
}

/* ── Cards Container ── */
/* Grid columns set dynamically via JS based on card count */
.svs-cards {
  display: grid;
  gap: 24px;
  width: 100%;
  transform-style: preserve-3d;
}

/* ── Card Base ── */
.svs-card {
  position: relative;
  border-radius: var(--svs-radius);
  background: var(--svs-card-bg);
  border: 1px solid var(--svs-card-border);
  backdrop-filter: var(--svs-blur);
  -webkit-backdrop-filter: var(--svs-blur);
  padding: var(--svs-card-pad);
  color: var(--svs-text);
  text-shadow: 1px 1px 2px black;
  transform-style: preserve-3d;
  will-change: transform, opacity;
  contain: layout style paint;
  cursor: default;
  user-select: none;
  opacity: 0;
  transform: translateY(80px) rotateX(12deg) scale(0.92);
  transition: box-shadow var(--svs-transition), border-color var(--svs-transition);
  box-shadow:
    0 4px 24px rgba(0,0,0,0.2),
    inset 0 1px 0 rgba(255,255,255,0.05);
  min-width: 0;
}

/* Glow pseudo-layer */
.svs-card-glow {
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%, rgba(120,180,255,0.08) 100%);
  opacity: 0;
  transition: opacity var(--svs-transition);
  pointer-events: none;
  z-index: 0;
  filter: blur(8px);
}

.svs-card:hover .svs-card-glow {
  opacity: 1;
}

.svs-card:hover {
  border-color: rgba(255,255,255,0.18);
  box-shadow:
    0 12px 48px rgba(0,0,0,0.35),
    0 0 0 1px rgba(255,255,255,0.08),
    inset 0 1px 0 rgba(255,255,255,0.1);
}

/* Card Content */
.svs-card-content {
  position: relative;
  z-index: 1;
  transform: translateZ(40px);
}

.svs-card-num {
  display: block;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--svs-accent);
  margin-bottom: 12px;
  opacity: 0.9;
}

.svs-card h3 {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.svs-card p {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  font-size: 18px;
  line-height: 1.55;
  color: var(--svs-text-dim);
  font-weight: 400;
}

/* ── CTA Button ── */
.svs-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 40px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  color: var(--svs-text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-decoration: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow:
    0 4px 24px rgba(0,0,0,0.2),
    inset 0 1px 0 rgba(255,255,255,0.08);
}

.svs-cta::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(90,200,250,0.2) 0%, transparent 50%, rgba(90,200,250,0.1) 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
  filter: blur(12px);
  z-index: -1;
}

.svs-cta:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px) scale(1.02);
  box-shadow:
    0 8px 32px rgba(0,0,0,0.3),
    0 0 0 1px rgba(255,255,255,0.1),
    inset 0 1px 0 rgba(255,255,255,0.12);
}

.svs-cta:hover::before {
  opacity: 1;
}

.svs-cta:active {
  transform: translateY(0) scale(0.98);
}

/* ── 3D Tilt on Hover (desktop only) ── */
@media (hover: hover) and (pointer: fine) {
  .svs-card {
    transition: box-shadow var(--svs-transition), border-color var(--svs-transition);
  }
}

/* ── Responsive ── */
@media (max-width: 1200px) {
  .svs-content { gap: 32px; }
  .svs-cards { gap: 18px; }
  .svs-card h3 { font-size: 20px; }
  .svs-card p  { font-size: 14px; }
}

@media (max-width: 992px) {
  .svs-content { gap: 28px; }
  .svs-cards { gap: 16px; }
  .svs-card { padding: 22px 24px; }
  .svs-cta { padding: 14px 32px; font-size: 15px; }
}

@media (max-width: 768px) {
  :root {
    --svs-blur: blur(16px) saturate(140%);
    --svs-radius: 20px;
  }
  .svs-content { gap: 24px; width: 92%; }
  .svs-title { font-size: clamp(24px, 6vw, 36px); }
  .svs-cards { gap: 14px; }
  .svs-card {
    padding: 20px 22px;
    transform: translateY(40px) rotateX(6deg) scale(0.95);
  }
  .svs-card h3 { font-size: 18px; }
  .svs-card p  { font-size: 13.5px; }
  .svs-video { inset: -2%; width: 104%; height: 104%; }
  .svs-cta { padding: 12px 28px; font-size: 14px; }
}

@media (max-width: 480px) {
  .svs-content { gap: 20px; }
  .svs-card { padding: 18px 20px; }
  .svs-card-num { font-size: 10px; }
  .svs-card h3 { font-size: 17px; }
  .svs-card p  { font-size: 13px; }
  .svs-cta { padding: 11px 24px; font-size: 13px; }
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  .svs-section {
    transition: none;
    transform: none !important;
    filter: none !important;
  }
  .svs-card {
    transition: none;
    transform: none !important;
    opacity: 1 !important;
  }
  .svs-video {
    will-change: auto;
    transform: none !important;
  }
  .svs-cta {
    transition: none;
    transform: none !important;
  }
}

/* ── High Contrast ── */
@media (prefers-contrast: high) {
  .svs-card {
    border-color: rgba(255,255,255,0.3);
    background: rgba(0,0,0,0.5);
  }
  .svs-cta {
    border-color: rgba(255,255,255,0.4);
    background: rgba(0,0,0,0.5);
  }
}

/* ── Print ── */
@media print {
  .svs-section { position: relative; height: auto; page-break-inside: avoid; opacity: 1 !important; visibility: visible !important; }
  .svs-video { display: none; }
  .svs-card { opacity: 1 !important; transform: none !important; break-inside: avoid; }
  .svs-cta { background: #333; color: #fff; }
}