/* ═══════════════════════════════════════════════════════════════
   PRODUCT PAGE — Apple-inspired Product Showcase
   KupiKomp Gaming PC Detail Pages
   ═══════════════════════════════════════════════════════════════ */

/* ─── Variables (extend main theme) ────────────────────────── */
:root {
  --bg-primary: #08080E;
  --bg-secondary: #111120;
  --bg-card: #12121C;
  --bg-elevated: #1A1A28;
  --text-primary: #FFFFFF;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.55);
  --accent: #00A8FF;
  --accent-glow: rgba(0, 168, 255, 0.15);
  --cta: #FFB800;
  --cta-hover: #FFC933;
  --border: rgba(255, 255, 255, 0.08);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --container-max: 1200px;
  --container-px: clamp(16px, 4vw, 32px);

  /* GPU tier colors */
  --tier-budget: #E74C3C;
  --tier-mid: #FF6B35;
  --tier-gtx: #2ECC71;
  --tier-rtx: #00A8FF;
  --tier-premium: #A855F7;
}

/* ─── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
h1, h2, h3, h4 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

/* ─── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
  cursor: pointer;
  min-height: 44px;
}
.btn--primary {
  background: var(--cta);
  color: #0A0A0A;
  padding: 14px 32px;
  font-size: 16px;
}
.btn--primary:hover {
  background: var(--cta-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 184, 0, 0.3);
}
.btn--outline {
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 14px 32px;
  font-size: 16px;
  background: rgba(255, 255, 255, 0.03);
}
.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0, 168, 255, 0.05);
}
.btn--sm {
  padding: 10px 20px;
  font-size: 14px;
}
.btn--ghost {
  color: var(--text-secondary);
  padding: 14px 24px;
}
.btn--ghost:hover { color: var(--accent); }

/* ═══════════════════════════════════════════════════════════════
   HEADER (compact product page version)
   ═══════════════════════════════════════════════════════════════ */
.product-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(8, 8, 14, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.product-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

.product-header.scrolled {
  background: rgba(8, 8, 14, 0.95);
}

.product-header__back {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}
.product-header__back:hover { opacity: 0.8; }
.product-header__back svg { width: 16px; height: 16px; }

.product-header__model {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 15px;
}

.product-header__cta .btn {
  padding: 8px 20px;
  font-size: 13px;
}

/* ─── Sticky Section Nav ───────────────────────────────────── */
.section-nav {
  position: sticky;
  top: 56px;
  z-index: 90;
  background: rgba(8, 8, 14, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.section-nav::-webkit-scrollbar { display: none; }

.section-nav__inner {
  display: flex;
  gap: 0;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

.section-nav__link {
  padding: 14px 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
  transition: var(--transition);
  border-bottom: 2px solid transparent;
}
.section-nav__link:hover { color: var(--text-primary); }
.section-nav__link.active {
  color: var(--text-primary);
  border-bottom-color: var(--accent);
}

/* ═══════════════════════════════════════════════════════════════
   PRODUCT HERO
   ═══════════════════════════════════════════════════════════════ */
.product-hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 112px var(--container-px) 60px;
  position: relative;
  overflow: hidden;
}

.product-hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(0, 168, 255, 0.25), transparent),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(138, 43, 226, 0.15), transparent),
    radial-gradient(ellipse 40% 60% at 80% 60%, rgba(255, 184, 0, 0.06), transparent);
  z-index: 0;
  animation: heroGradientPulse 12s ease-in-out infinite alternate;
}

@keyframes heroGradientPulse {
  0% { transform: scale(1) rotate(0deg); opacity: 0.8; }
  50% { transform: scale(1.08) rotate(1.5deg); opacity: 1; }
  100% { transform: scale(1) rotate(-1deg); opacity: 0.85; }
}

.product-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}
.product-hero__badge--bestseller {
  background: rgba(255, 184, 0, 0.12);
  border: 1px solid rgba(255, 184, 0, 0.3);
  color: var(--cta);
}
.product-hero__badge--new {
  background: rgba(0, 168, 255, 0.12);
  border: 1px solid rgba(0, 168, 255, 0.3);
  color: var(--accent);
}
.product-hero__badge--premium {
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid rgba(168, 85, 247, 0.3);
  color: var(--tier-premium);
}

.product-hero__title {
  font-size: clamp(56px, 10vw, 120px);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1.0;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.product-hero__subtitle {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(20px, 3vw, 36px);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.product-hero__image {
  width: 100%;
  max-width: 400px;
  margin: 0 auto 40px;
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-hero__image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

/* ─── Hero Digital Scan variant ───────────────────────────────── */
.product-hero--scan .product-hero__bg {
  background:
    radial-gradient(ellipse 70% 50% at 50% 50%, rgba(0, 168, 255, 0.08), transparent),
    radial-gradient(ellipse 50% 40% at 30% 70%, rgba(0, 100, 200, 0.04), transparent);
}

.product-hero--scan .product-hero__image.product-hero__image--scan {
  max-width: 420px;
  margin: 0 auto 28px;
  overflow: visible;
  display: block;
  position: relative;
}

.product-hero__image--scan .product-hero__image-inner {
  width: 100%;
  position: relative;
  z-index: 1;
}

.product-hero__image--scan img {
  border-radius: 0;
  width: 100%;
  height: auto;
  display: block;
}

/* Override generic max-width for scan variant */
.product-hero--scan .product-hero__image {
  max-width: 420px;
}

/* Ambient glow behind hero PC */
.product-hero__glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 120%; height: 110%;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(0, 168, 255, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 60%, rgba(0, 100, 200, 0.06) 0%, transparent 80%);
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
  animation: breakdownGlow 8s ease-in-out infinite alternate;
}

.product-hero__image-inner {
  position: relative;
  z-index: 1;
}

/* Digital Scan image in hero (SVG vector — no external filter needed) */
.product-hero__scan-img {
  width: 100%;
  height: auto;
  display: block;
}

/* Surface line under hero PC */
.product-hero__surface-line {
  position: relative;
  width: 80%;
  height: 1px;
  margin: 0 auto;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 168, 255, 0.3) 20%,
    rgba(0, 168, 255, 0.5) 50%,
    rgba(0, 168, 255, 0.3) 80%,
    transparent 100%
  );
  box-shadow: 0 0 8px 1px rgba(0, 168, 255, 0.1);
}

/* Placeholder for when real photos arrive */
.product-hero__image--placeholder {
  background: linear-gradient(135deg, var(--bg-card), rgba(0, 168, 255, 0.06));
  border: 1px solid rgba(0, 168, 255, 0.15);
  border-radius: var(--radius-lg);
  box-shadow:
    0 0 80px rgba(0, 168, 255, 0.08),
    inset 0 0 60px rgba(0, 168, 255, 0.03);
  animation: heroImagePulse 4s ease-in-out infinite alternate;
}
.product-hero__image--placeholder svg {
  width: 120px;
  height: 120px;
  opacity: 0.3;
  filter: drop-shadow(0 0 20px rgba(0, 168, 255, 0.3));
}

@keyframes heroImagePulse {
  0% { box-shadow: 0 0 60px rgba(0, 168, 255, 0.06), inset 0 0 40px rgba(0, 168, 255, 0.02); }
  100% { box-shadow: 0 0 100px rgba(0, 168, 255, 0.14), inset 0 0 80px rgba(0, 168, 255, 0.05); }
}

.product-hero__price {
  position: relative;
  z-index: 1;
  margin-bottom: 24px;
}

.product-hero__price-value {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 900;
  color: var(--text-primary);
}
.product-hero__price-value span {
  font-size: 0.6em;
  color: var(--text-secondary);
}

.product-hero__price-installment {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 4px;
}

.product-hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  position: relative;
  z-index: 1;
}

/* ═══════════════════════════════════════════════════════════════
   SCAN HERO — Unified Overview + Interactive Breakdown
   ═══════════════════════════════════════════════════════════════ */
.scan-hero {
  min-height: 100vh;
  max-height: none;
  padding: 100px 0 20px;
  position: relative;
  overflow: visible;
  display: flex;
  align-items: center;
}

.scan-hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 35% 50%, rgba(0, 168, 255, 0.06), transparent 70%),
    radial-gradient(ellipse 40% 40% at 70% 60%, rgba(0, 100, 200, 0.03), transparent);
  z-index: 0;
}

/* Noise texture */
.scan-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
  pointer-events: none;
  z-index: 0;
  opacity: 0.3;
}

/* ─── Two-column grid ──────────────────────────────────────── */
.scan-hero__body {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: center;
  max-width: 1340px;
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--container-px);
  position: relative;
  z-index: 1;
}

/* ─── Left column: SVG visual ──────────────────────────────── */
.scan-hero__visual {
  position: relative;
  max-width: 800px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.scan-hero__glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 130%; height: 120%;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(0, 168, 255, 0.14) 0%, transparent 55%),
    radial-gradient(ellipse at 50% 60%, rgba(0, 100, 200, 0.05) 0%, transparent 75%);
  filter: blur(50px);
  pointer-events: none;
  z-index: 0;
  animation: scanGlow 8s ease-in-out infinite alternate;
}

@keyframes scanGlow {
  0%   { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 1;   transform: translate(-50%, -50%) scale(1.03); }
}

.scan-hero__svg-wrap {
  position: relative;
  z-index: 1;
  width: 100%;
}

.scan-hero__svg-wrap svg {
  width: 100%;
  height: auto;
  max-height: calc(100vh - 100px);
  display: block;
}

.scan-hero__surface-line {
  position: relative;
  width: 85%;
  height: 1px;
  margin: 12px auto 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 168, 255, 0.25) 20%,
    rgba(0, 168, 255, 0.45) 50%,
    rgba(0, 168, 255, 0.25) 80%,
    transparent 100%
  );
  box-shadow: 0 0 10px 1px rgba(0, 168, 255, 0.08);
}

/* ─── Right column: Info panel ─────────────────────────────── */
.scan-hero__info {
  position: relative;
}

.scan-hero__header {
  margin-bottom: 8px;
}

.scan-hero__eyebrow {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
  text-shadow: 0 0 20px rgba(0, 168, 255, 0.25);
}

.scan-hero__title {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 2px;
}

.scan-hero__subtitle-inline {
  font-size: 0.75em;
  font-weight: 700;
  color: var(--text-secondary);
  margin-left: 0.15em;
}

.scan-hero__subtitle {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.scan-hero__hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
  opacity: 0.6;
  letter-spacing: 0.01em;
}

/* ─── Spec items ───────────────────────────────────────────── */
.scan-hero__specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px 8px;
  margin-bottom: 12px;
}

.scan-hero__spec-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: all 0.25s ease;
  cursor: default;
  position: relative;
}

.scan-hero__spec-item[data-component-key] {
  cursor: pointer;
}

.scan-hero__spec-item:hover,
.scan-hero__spec-item.is-active {
  background: rgba(0, 168, 255, 0.04);
  border-color: rgba(0, 168, 255, 0.12);
}

.scan-hero__spec-item.is-active {
  background: rgba(0, 168, 255, 0.06);
  border-color: rgba(0, 168, 255, 0.2);
}

.scan-hero__spec-marker {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(0, 168, 255, 0.25);
  border: 1px solid rgba(0, 168, 255, 0.4);
  flex-shrink: 0;
  margin-top: 6px;
  transition: all 0.25s ease;
}

.scan-hero__spec-item:hover .scan-hero__spec-marker,
.scan-hero__spec-item.is-active .scan-hero__spec-marker {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 8px rgba(0, 168, 255, 0.4);
}

.scan-hero__spec-name {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.scan-hero__spec-item:hover .scan-hero__spec-name,
.scan-hero__spec-item.is-active .scan-hero__spec-name {
  color: var(--accent);
}

.scan-hero__spec-val {
  font-family: 'Montserrat', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1px;
}

.scan-hero__spec-desc {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.3;
  position: absolute;
  bottom: calc(100% + 4px);
  left: 0;
  right: 0;
  padding: 6px 10px;
  background: var(--bg-elevated);
  border: 1px solid rgba(0, 168, 255, 0.15);
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.scan-hero__spec-item:hover .scan-hero__spec-desc {
  opacity: 1;
  pointer-events: auto;
}

/* ─── Price ────────────────────────────────────────────────── */
.scan-hero__price {
  margin-bottom: 12px;
}

.scan-hero__price-value {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
}
.scan-hero__price-value span {
  font-size: 0.6em;
  color: var(--text-secondary);
}

.scan-hero__price-installment {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ─── CTA buttons ──────────────────────────────────────────── */
.scan-hero__actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.scan-hero__actions .btn {
  padding: 12px 24px;
  font-size: 15px;
  min-height: 40px;
}

/* ─── Mobile: stack vertically ─────────────────────────────── */
@media (max-width: 768px) {
  .scan-hero {
    min-height: auto;
    padding: 100px 0 60px;
    align-items: flex-start;
  }

  .scan-hero__body {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .scan-hero__visual {
    max-width: 480px;
    margin: 0 auto;
    order: 2;
  }

  .scan-hero__info {
    order: 1;
    text-align: center;
  }

  .scan-hero__specs {
    text-align: left;
  }

  .scan-hero__actions {
    justify-content: center;
  }

  .scan-hero__hint {
    text-align: center;
  }

  .scan-hero__title {
    font-size: clamp(40px, 12vw, 56px);
  }
}

@media (max-width: 480px) {
  .scan-hero__visual {
    max-width: 360px;
  }
}

/* ═══════════════════════════════════════════════════════════════
   KEY HIGHLIGHTS (Big Numbers Section — Apple-style)
   ═══════════════════════════════════════════════════════════════ */
.highlights {
  padding: 80px 0;
  background: var(--bg-secondary);
  position: relative;
}
.highlights::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 168, 255, 0.3) 20%, rgba(0, 168, 255, 0.5) 50%, rgba(0, 168, 255, 0.3) 80%, transparent);
}

.highlights__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.highlight {
  padding: 20px;
}

.highlight__value {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--text-primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 25px rgba(0, 168, 255, 0.2));
}

.highlight__label {
  font-size: 14px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ═══════════════════════════════════════════════════════════════
   PERFORMANCE SHOWCASE
   ═══════════════════════════════════════════════════════════════ */
.performance {
  padding: clamp(60px, 8vw, 120px) 0;
  position: relative;
  overflow: hidden;
}
.performance::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 0;
  right: 0;
  height: 200px;
  background: radial-gradient(ellipse 60% 100% at 50% 100%, rgba(0, 168, 255, 0.05), transparent);
  pointer-events: none;
}
.performance::after {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(46, 204, 113, 0.04), transparent 70%);
  top: 20%;
  right: -200px;
  pointer-events: none;
}

.performance__header {
  text-align: center;
  margin-bottom: clamp(40px, 5vw, 64px);
}

.performance__title {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.performance__desc {
  font-size: clamp(15px, 1.5vw, 18px);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.perf-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.perf-game {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.perf-game__thumb {
  position: relative;
  height: 100px;
  overflow: hidden;
}
.perf-game__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.7) saturate(1.1);
  transition: filter 0.4s ease, transform 0.4s ease;
}
.perf-game:hover .perf-game__thumb img {
  filter: brightness(0.85) saturate(1.2);
  transform: scale(1.05);
}
.perf-game__thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--bg-card) 0%, transparent 60%);
  pointer-events: none;
}

.perf-game__body {
  padding: 20px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.perf-game:hover {
  border-color: rgba(0, 168, 255, 0.25);
  transform: translateY(-4px);
  box-shadow:
    0 16px 32px rgba(0, 0, 0, 0.25),
    0 0 0 1px rgba(0, 168, 255, 0.1);
}

.perf-game__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.perf-game__name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
}

.perf-game__settings {
  font-size: 12px;
  color: var(--text-muted);
  padding: 3px 10px;
  border: 1px solid var(--border);
  border-radius: 100px;
}

.perf-game__fps {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(40px, 5vw, 56px);
  font-weight: 900;
  line-height: 1;
}
.perf-game__fps span {
  font-size: 0.4em;
  font-weight: 600;
  color: var(--text-muted);
  margin-left: 4px;
}

.perf-game__bar {
  height: 6px;
  background: var(--bg-elevated);
  border-radius: 3px;
  overflow: hidden;
}

.perf-game__bar-fill {
  height: 100%;
  border-radius: 3px;
  position: relative;
}

/* FPS bar glow */
.fps-green .perf-game__bar-fill {
  box-shadow: 0 0 12px rgba(46, 204, 113, 0.4), 0 0 4px rgba(46, 204, 113, 0.2);
}
.fps-yellow .perf-game__bar-fill {
  box-shadow: 0 0 12px rgba(241, 196, 15, 0.4), 0 0 4px rgba(241, 196, 15, 0.2);
}
.fps-orange .perf-game__bar-fill {
  box-shadow: 0 0 12px rgba(255, 107, 53, 0.4), 0 0 4px rgba(255, 107, 53, 0.2);
}
.fps-blue .perf-game__bar-fill {
  box-shadow: 0 0 12px rgba(0, 168, 255, 0.4), 0 0 4px rgba(0, 168, 255, 0.2);
}

/* FPS color coding — scoped to FPS number only */
.fps-green .perf-game__fps { color: #2ECC71; }
.fps-green .perf-game__bar-fill { background: linear-gradient(90deg, #2ECC71, #27AE60); }
.fps-yellow .perf-game__fps { color: #F1C40F; }
.fps-yellow .perf-game__bar-fill { background: linear-gradient(90deg, #F1C40F, #E67E22); }
.fps-orange .perf-game__fps { color: #FF6B35; }
.fps-orange .perf-game__bar-fill { background: linear-gradient(90deg, #FF6B35, #E74C3C); }
.fps-blue .perf-game__fps { color: #00A8FF; }
.fps-blue .perf-game__bar-fill { background: linear-gradient(90deg, #00A8FF, #0066CC); }

.performance__note {
  text-align: center;
  margin-top: 32px;
  font-size: 13px;
  color: var(--text-muted);
  font-style: italic;
}

/* ═══════════════════════════════════════════════════════════════
   SPECS — UNDER THE HOOD (Apple-style alternating blocks)
   ═══════════════════════════════════════════════════════════════ */
.specs {
  padding: clamp(60px, 8vw, 120px) 0;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}
.specs::after {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 168, 255, 0.04), transparent 70%);
  bottom: 10%;
  left: -150px;
  pointer-events: none;
}

.specs__header {
  text-align: center;
  margin-bottom: clamp(48px, 6vw, 80px);
}

.specs__title {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.specs__desc {
  font-size: clamp(15px, 1.5vw, 18px);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.spec-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
}
.spec-block:last-of-type { border-bottom: none; }

.spec-block--reverse .spec-block__visual { order: 2; }
.spec-block--reverse .spec-block__content { order: 1; }

.spec-block__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.spec-block__icon {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.spec-block__icon svg {
  width: 48px;
  height: 48px;
  color: var(--accent);
}

.spec-block__big-number {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(56px, 7vw, 96px);
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent), #00D4FF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 40px rgba(0, 168, 255, 0.3));
}

.spec-block__content h3 {
  font-size: clamp(22px, 3vw, 32px);
  margin-bottom: 12px;
}

.spec-block__content p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.spec-block__detail {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
}

/* ─── Specs Table ──────────────────────────────────────────── */
.specs-table {
  width: 100%;
  margin-top: 48px;
}

.specs-table__row {
  display: flex;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.specs-table__row:last-child { border-bottom: none; }

.specs-table__label {
  font-size: 15px;
  color: var(--text-muted);
}

.specs-table__value {
  font-size: 15px;
  font-weight: 600;
  text-align: right;
}

/* ═══════════════════════════════════════════════════════════════
   WHAT'S INCLUDED
   ═══════════════════════════════════════════════════════════════ */
.included {
  padding: clamp(60px, 8vw, 120px) 0;
}

.included__header {
  text-align: center;
  margin-bottom: clamp(40px, 5vw, 64px);
}

.included__title {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.included__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.included__item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
}
.included__item:hover { border-color: rgba(0, 168, 255, 0.2); }

.included__item-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
}
.included__item-icon svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
}

.included__item-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 6px;
}

.included__item-desc {
  font-size: 13px;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════════
   GALLERY — Product Photos
   ═══════════════════════════════════════════════════════════════ */
.gallery {
  padding: clamp(60px, 8vw, 120px) 0;
}

.gallery__header {
  text-align: center;
  margin-bottom: clamp(40px, 5vw, 64px);
}

.gallery__title {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.gallery__desc {
  font-size: clamp(15px, 1.5vw, 18px);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.gallery__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  grid-template-rows: 240px 240px;
  gap: 12px;
  max-width: 960px;
  margin: 0 auto;
}

.gallery__item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: border-color 0.4s ease, box-shadow 0.4s ease;
}

.gallery__item:hover {
  border-color: rgba(0, 168, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 60%;
  display: block;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery__item:hover img {
  transform: scale(1.04);
}

.gallery__item--hero {
  grid-row: 1 / 3;
  grid-column: 1;
}

.gallery__item--hero img {
  object-fit: cover;
  object-position: center 40%;
}

@media (max-width: 768px) {
  .gallery__grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 260px 180px 180px;
  }
  .gallery__item--hero {
    grid-column: 1 / -1;
    grid-row: 1;
  }
}

@media (max-width: 480px) {
  .gallery__grid {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(5, 200px);
  }
  .gallery__item--hero {
    grid-column: 1;
    grid-row: 1;
  }
}

/* ═══════════════════════════════════════════════════════════════
   SOCIAL PROOF — Marketplace Reviews
   ═══════════════════════════════════════════════════════════════ */
.social-proof {
  padding: clamp(60px, 8vw, 100px) 0;
  background: var(--bg-secondary);
}

.social-proof__header {
  text-align: center;
  margin-bottom: clamp(32px, 4vw, 56px);
}

.social-proof__title {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.social-proof__desc {
  font-size: clamp(15px, 1.5vw, 18px);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
}

.social-proof__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 960px;
  margin: 0 auto;
}

.social-proof__card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
  text-decoration: none;
  color: inherit;
}

.social-proof__card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 168, 255, 0.2);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

.social-proof__card-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.social-proof__card-logo {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.social-proof__card-name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  display: block;
}

.social-proof__card-subtitle {
  font-size: 12px;
  color: var(--text-muted);
}

.social-proof__rating {
  display: flex;
  align-items: center;
  gap: 10px;
}

.social-proof__stars {
  display: flex;
  gap: 2px;
}

.social-proof__rating-num {
  font-family: 'Montserrat', sans-serif;
  font-size: 28px;
  font-weight: 900;
  color: var(--cta);
}

.social-proof__card-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.social-proof__quote {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
  font-style: italic;
  border-left: 2px solid rgba(0, 168, 255, 0.3);
  padding-left: 12px;
  flex: 1;
}

.social-proof__card-action {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  margin-top: auto;
  transition: color 0.2s ease;
}

.social-proof__card:hover .social-proof__card-action {
  color: var(--cta);
}

.social-proof__note {
  text-align: center;
  margin-top: 32px;
  font-size: 15px;
  color: var(--accent);
  font-weight: 500;
}

@media (max-width: 768px) {
  .social-proof__cards {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
}

/* ═══════════════════════════════════════════════════════════════
   UPGRADES
   ═══════════════════════════════════════════════════════════════ */
.upgrades {
  padding: clamp(60px, 8vw, 120px) 0;
  background: var(--bg-secondary);
}

.upgrades__header {
  text-align: center;
  margin-bottom: clamp(40px, 5vw, 64px);
}

.upgrades__title {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.upgrades__desc {
  font-size: clamp(15px, 1.5vw, 18px);
  color: var(--text-secondary);
}

.upgrades__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.upgrade-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.upgrade-card:hover {
  border-color: rgba(255, 184, 0, 0.3);
  transform: translateY(-6px) scale(1.02);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(255, 184, 0, 0.15);
}

.upgrade-card__current {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.upgrade-card__arrow {
  color: var(--cta);
  font-size: 18px;
  margin: 8px 0;
}

.upgrade-card__new {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 12px;
}

.upgrade-card__price {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 20px;
  color: var(--cta);
}

/* ═══════════════════════════════════════════════════════════════
   WHY THIS MODEL (positioning section)
   ═══════════════════════════════════════════════════════════════ */
.why-model {
  padding: clamp(60px, 8vw, 120px) 0;
}

.why-model__header {
  text-align: center;
  margin-bottom: clamp(40px, 5vw, 64px);
}

.why-model__title {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.why-model__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.why-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.why-card:hover {
  border-color: rgba(0, 168, 255, 0.2);
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.2);
}

.why-card__icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.why-card__title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 8px;
}

.why-card__text {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════════════
   PRODUCT CTA (Final call to action)
   ═══════════════════════════════════════════════════════════════ */
.product-cta {
  padding: clamp(60px, 8vw, 120px) 0;
  text-align: center;
  background: var(--bg-secondary);
  position: relative;
}
.product-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 168, 255, 0.3) 20%, rgba(0, 168, 255, 0.5) 50%, rgba(0, 168, 255, 0.3) 80%, transparent);
}

.product-cta__title {
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 12px;
}

.product-cta__price {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 900;
  margin-bottom: 8px;
}

.product-cta__installment {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.product-cta__actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.product-cta__contact {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.product-cta__contact a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}
.product-cta__contact a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ═══════════════════════════════════════════════════════════════
   MODEL NAVIGATION (prev/next)
   ═══════════════════════════════════════════════════════════════ */
.model-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
}
.model-nav::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 168, 255, 0.3) 20%, rgba(0, 168, 255, 0.5) 50%, rgba(0, 168, 255, 0.3) 80%, transparent);
}

.model-nav__link {
  display: flex;
  flex-direction: column;
  padding: 32px var(--container-px);
  transition: var(--transition);
}
.model-nav__link:hover { background: var(--bg-card); }

.model-nav__link--next {
  text-align: right;
  border-left: 1px solid var(--border);
}

.model-nav__label {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.model-nav__name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 18px;
}

.model-nav__price {
  font-size: 14px;
  color: var(--accent);
  margin-top: 2px;
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER (compact version)
   ═══════════════════════════════════════════════════════════════ */
.product-footer {
  padding: 32px 0;
  text-align: center;
  border-top: 1px solid var(--border);
}

.product-footer__inner {
  font-size: 13px;
  color: var(--text-muted);
}

.product-footer__inner a {
  color: var(--text-secondary);
  transition: var(--transition);
}
.product-footer__inner a:hover { color: var(--accent); }

/* ═══════════════════════════════════════════════════════════════
   CINEMATIC ATMOSPHERE
   ═══════════════════════════════════════════════════════════════ */

/* Vignette overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(0,0,0,0.35) 100%);
  mix-blend-mode: multiply;
}

/* Film grain noise */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ─── Hero Ambient Orbs ──────────────────────────────────────── */
.product-hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  z-index: 0;
  will-change: transform, opacity;
}
.product-hero__orb--1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 168, 255, 0.12), transparent 70%);
  top: 20%;
  left: 10%;
}
.product-hero__orb--2 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(138, 43, 226, 0.08), transparent 70%);
  bottom: 10%;
  right: 10%;
}

/* ─── Product Image Glow ──────────────────────────────────────── */
.product-hero__image::before {
  content: '';
  position: absolute;
  inset: -20px;
  border-radius: var(--radius-xl);
  background: radial-gradient(ellipse at center, rgba(0, 168, 255, 0.08), transparent 70%);
  z-index: -1;
  filter: blur(30px);
  animation: imageGlowBreathe 4s ease-in-out infinite alternate;
}

@keyframes imageGlowBreathe {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50%      { opacity: 1;   transform: scale(1.05); }
}

/* ─── Spec Reveal initial state ───────────────────────────────── */
[data-anim="spec-reveal"] {
  opacity: 1; /* managed by GSAP */
}

/* ─── Upgrade card description ────────────────────────────────── */
.upgrade-card__desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

/* ─── Cursor Glow on Cards ──────────────────────────────────── */
.perf-game,
.upgrade-card,
.why-card {
  position: relative;
  overflow: hidden;
}
.perf-game::before,
.upgrade-card::before,
.why-card::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 168, 255, 0.06), transparent 70%);
  transform: translate(-50%, -50%);
  left: var(--mouse-x, 50%);
  top: var(--mouse-y, 50%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 0;
}
.perf-game:hover::before,
.upgrade-card:hover::before,
.why-card:hover::before {
  opacity: 1;
}

/* ─── Focus styles (accessibility) ─────────────────────────── */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
.section-nav__link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ─── Hover disabled on touch devices ──────────────────────── */
@media (hover: none) {
  .upgrade-card:hover,
  .perf-game:hover,
  .why-card:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--border);
  }
}

/* ═══════════════════════════════════════════════════════════════
   INTERACTIVE BREAKDOWN — Premium Component Explorer v3
   ═══════════════════════════════════════════════════════════════ */
.breakdown {
  padding: 100px 0 120px;
  position: relative;
  overflow: hidden;
  border-top: 1px solid transparent;
  border-image: linear-gradient(
    90deg,
    transparent 10%,
    rgba(0, 168, 255, 0.15) 30%,
    rgba(0, 168, 255, 0.25) 50%,
    rgba(0, 168, 255, 0.15) 70%,
    transparent 90%
  ) 1;
}

/* Section ambient glow */
.breakdown::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 140%;
  height: 80%;
  background: radial-gradient(
    ellipse 50% 40% at 50% 30%,
    var(--breakdown-ambient, rgba(0, 168, 255, 0.02)),
    transparent 70%
  );
  pointer-events: none;
}

/* Noise texture overlay */
.breakdown::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
  pointer-events: none;
  z-index: 0;
  opacity: 0.35;
}

.breakdown__header {
  text-align: center;
  margin-bottom: 44px;
  position: relative;
  z-index: 1;
}

.breakdown__eyebrow {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
  text-shadow: 0 0 24px rgba(0, 168, 255, 0.25);
}

.breakdown__title {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.breakdown__subtitle {
  color: rgba(255, 255, 255, 0.5);
  font-size: 15px;
  max-width: 480px;
  margin: 0 auto;
  letter-spacing: 0.01em;
}

/* ─── Two-column layout ──────────────────────────────────────── */
.breakdown__body {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 48px;
  align-items: center;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 var(--container-px);
  position: relative;
  z-index: 1;
}

/* ─── Image viewer ───────────────────────────────────────────── */
.breakdown__viewer {
  position: relative;
  background:
    radial-gradient(ellipse at 50% 85%, rgba(0, 100, 220, 0.06) 0%, transparent 50%),
    linear-gradient(180deg, rgba(255,255,255,0.02) 0%, rgba(0,0,0,0.12) 100%);
  border: 1px solid rgba(0, 120, 255, 0.08);
  border-radius: 20px;
  padding: 20px 20px 40px;
  overflow: visible;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

/* Ambient glow — 2-layer (tight + wide) */
.breakdown__glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 100%; height: 90%;
  background:
    radial-gradient(ellipse at 50% 60%, rgba(0, 168, 255, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse at 50% 50%, rgba(0, 168, 255, 0.04) 0%, transparent 80%);
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
  animation: breakdownGlow 8s ease-in-out infinite alternate;
}

@keyframes breakdownGlow {
  0%   { opacity: 0.7; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 1;   transform: translate(-50%, -50%) scale(1.02); }
}

.breakdown__image-wrap {
  position: relative;
  z-index: 1;
}

.breakdown__image {
  width: 100%;
  height: auto;
  display: block;
  position: relative;
  z-index: 1;
  /* Digital Scan: SVG color matrix + edge definition + depth shadow */
  filter:
    url(#holo-filter)
    drop-shadow(0 0 1px rgba(0, 168, 255, 0.5))
    drop-shadow(0 4px 20px rgba(0, 0, 0, 0.6))
    drop-shadow(0 0 30px rgba(0, 168, 255, 0.10));
}

/* Surface line — subtle luminous edge */
.breakdown__image-wrap::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 168, 255, 0.25) 20%,
    rgba(0, 168, 255, 0.45) 50%,
    rgba(0, 168, 255, 0.25) 80%,
    transparent 100%
  );
  box-shadow: 0 0 8px 1px rgba(0, 168, 255, 0.1);
  z-index: 2;
}

/* Light pool — directional, slightly off-center */
.breakdown__image-wrap::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 0;
  right: 0;
  height: 25%;
  background:
    radial-gradient(
      ellipse 60% 20% at 55% 0%,
      rgba(0, 168, 255, 0.07) 0%,
      transparent 100%
    );
  filter: blur(12px);
  pointer-events: none;
  z-index: 0;
}

/* ─── Premium Hotspot (4-layer + sonar) ─────────────────────── */
.hotspot {
  position: absolute;
  width: 44px;
  height: 44px;
  transform: translate(-50%, -50%);
  z-index: 10;
  cursor: pointer;
}

/* L1: Ambient glow */
.hotspot::before {
  content: '';
  position: absolute;
  inset: -14px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(0, 168, 255, 0.12) 0%,
    rgba(0, 168, 255, 0.03) 50%,
    transparent 70%
  );
  animation: hotspotBreathe 3s ease-in-out infinite;
  pointer-events: none;
}

/* L2: Outer ring */
.hotspot__ring {
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  border: 1px solid rgba(0, 168, 255, 0.2);
  box-shadow: 0 0 8px rgba(0, 168, 255, 0.06);
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Sonar pulse ring */
.hotspot__ring::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  border: 1px solid rgba(0, 168, 255, 0.3);
  animation: hotspotPulse 2.5s ease-out infinite;
  pointer-events: none;
}

/* L3: Inner dot with gradient */
.hotspot__dot {
  position: absolute;
  inset: 13px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #6dd8ff, #00a8ff 55%, #0070a8);
  box-shadow:
    0 0 6px 1px rgba(0, 168, 255, 0.5),
    0 0 18px 3px rgba(0, 168, 255, 0.15),
    inset 0 -2px 3px rgba(0, 40, 80, 0.3);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* L4: Specular highlight */
.hotspot__dot::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 3px;
  width: 5px;
  height: 3px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  filter: blur(0.5px);
}

@keyframes hotspotBreathe {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%      { opacity: 1; transform: scale(1.1); }
}

@keyframes hotspotPulse {
  0%   { transform: scale(1); opacity: 0.25; }
  70%  { transform: scale(1.6); opacity: 0; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* Hover / Highlight state */
.hotspot:hover .hotspot__dot,
.hotspot.is-highlight .hotspot__dot {
  box-shadow:
    0 0 8px 2px rgba(0, 168, 255, 0.55),
    0 0 25px 5px rgba(0, 168, 255, 0.2),
    0 0 50px 10px rgba(0, 168, 255, 0.08),
    inset 0 -2px 3px rgba(0, 40, 80, 0.3);
  transform: scale(1.15);
}

.hotspot:hover .hotspot__ring,
.hotspot.is-highlight .hotspot__ring {
  border-color: rgba(0, 168, 255, 0.55);
  transform: scale(1.12);
}

.hotspot:hover .hotspot__ring::after,
.hotspot.is-highlight .hotspot__ring::after {
  animation: none;
  opacity: 0;
}

.hotspot:hover::before,
.hotspot.is-highlight::before {
  opacity: 1;
  transform: scale(1.25);
}

/* Mini label near hotspot */
.hotspot__label {
  position: absolute;
  left: calc(100% + 6px);
  top: 50%;
  transform: translateY(-50%) translateX(4px);
  font-family: 'Montserrat', sans-serif;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  white-space: nowrap;
  padding: 6px 12px;
  background: rgba(6, 10, 20, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 168, 255, 0.25);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 30;
}

/* Connecting line from dot to label */
.hotspot__label::before {
  content: '';
  position: absolute;
  top: 50%;
  right: 100%;
  width: 6px;
  height: 1px;
  background: rgba(0, 168, 255, 0.3);
}

.hotspot:hover .hotspot__label,
.hotspot.is-highlight .hotspot__label {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Flip label to left */
.hotspot--flip-label .hotspot__label {
  left: auto;
  right: calc(100% + 6px);
  transform: translateY(-50%) translateX(-4px);
}
.hotspot--flip-label .hotspot__label::before {
  right: auto;
  left: 100%;
}
.hotspot--flip-label:hover .hotspot__label,
.hotspot--flip-label.is-highlight .hotspot__label {
  transform: translateY(-50%) translateX(0);
}

/* ─── Spec list (right column / mobile) ──────────────────────── */
.breakdown__specs {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 0;
}

.breakdown__spec-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 18px 18px 20px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.055);
  border-left: 2px solid transparent;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    0 1px 3px rgba(0, 0, 0, 0.2);
  cursor: default;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.breakdown__spec-item[data-has-hotspot] {
  cursor: pointer;
}

.breakdown__spec-item:hover,
.breakdown__spec-item.is-highlight {
  background: rgba(0, 168, 255, 0.055);
  border-color: rgba(0, 168, 255, 0.18);
  border-left-color: rgba(0, 168, 255, 0.5);
  box-shadow:
    inset 0 1px 0 rgba(0, 168, 255, 0.06),
    0 0 0 1px rgba(0, 168, 255, 0.06),
    0 4px 24px -4px rgba(0, 168, 255, 0.12),
    0 1px 3px rgba(0, 0, 0, 0.3);
  transform: translateX(2px);
}

.breakdown__spec-marker {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, #4dc8ff, #00a8ff);
  box-shadow: 0 0 5px rgba(0, 168, 255, 0.35);
  flex-shrink: 0;
  margin-top: 16px;
  transition: box-shadow 0.3s;
}

.breakdown__spec-item:hover .breakdown__spec-marker,
.breakdown__spec-item.is-highlight .breakdown__spec-marker {
  box-shadow: 0 0 8px rgba(0, 168, 255, 0.55), 0 0 16px rgba(0, 168, 255, 0.15);
}

.breakdown__spec-item:not([data-has-hotspot]) .breakdown__spec-marker {
  background: rgba(255, 255, 255, 0.12);
  box-shadow: none;
}

.breakdown__spec-content {
  flex: 1;
  min-width: 0;
}

.breakdown__spec-name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.breakdown__spec-val {
  font-size: 16px;
  font-weight: 800;
  background: linear-gradient(135deg, #00a8ff 0%, #00d4ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.25;
}

.breakdown__spec-desc {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.45);
  margin-top: 0;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.25s, margin-top 0.35s;
}

.breakdown__spec-item:hover .breakdown__spec-desc,
.breakdown__spec-item.is-highlight .breakdown__spec-desc {
  max-height: 60px;
  opacity: 1;
  margin-top: 5px;
}

/* ─── Mobile list (legacy fallback) ──────────────────────────── */
.breakdown__list {
  display: none;
}

/* ═══════════════════════════════════════════════════════════════
   ANIMATIONS (GSAP scroll triggers)
   ═══════════════════════════════════════════════════════════════ */
[data-anim="fade-up"] {
  opacity: 0;
  transform: translateY(30px);
}

[data-anim="fade-in"] {
  opacity: 0;
}

[data-anim="scale-in"] {
  opacity: 0;
  transform: scale(0.95);
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */

/* Tablet */
@media (max-width: 1024px) {
  .highlights__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .spec-block {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .spec-block--reverse .spec-block__visual { order: 0; }
  .spec-block--reverse .spec-block__content { order: 0; }
}

/* Mobile */
@media (max-width: 768px) {
  /* Vignette softer on mobile */
  body::before {
    background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.25) 100%);
  }

  .product-header__back {
    min-height: 44px;
    padding: 8px 0;
  }
  .product-header__model { display: none; }

  .product-hero {
    min-height: auto;
    padding: 120px var(--container-px) 40px;
  }
  .product-hero__image {
    max-width: 300px;
    margin-bottom: 32px;
  }
  .product-hero__image::before { display: none; }
  .product-hero__orb { display: none; }

  .product-hero__actions {
    flex-direction: column;
    width: 100%;
  }
  .product-hero__actions .btn {
    width: 100%;
  }

  .highlights {
    padding: 48px 0;
  }
  .highlights__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .highlight { padding: 12px; }

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

  .spec-block {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 0;
  }
  .spec-block__big-number {
    font-size: 56px;
  }

  .specs-table__row {
    flex-direction: column;
    gap: 4px;
  }
  .specs-table__value {
    text-align: left;
  }

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

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

  .why-model__grid {
    grid-template-columns: 1fr;
  }

  .model-nav {
    grid-template-columns: 1fr;
  }
  .model-nav__link--next {
    border-left: none;
    border-top: 1px solid var(--border);
    text-align: right;
  }

  /* Section nav: scroll indicator + touch targets */
  .section-nav::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 40px;
    background: linear-gradient(to right, transparent, rgba(8, 8, 14, 0.9));
    pointer-events: none;
    z-index: 1;
  }
  .section-nav__inner::after {
    content: '';
    flex-shrink: 0;
    width: 16px;
  }
  .section-nav__link {
    padding: 14px 14px;
    font-size: 13px;
    min-height: 44px;
  }

  /* Breakdown: stack columns, hide hotspots on mobile */
  .breakdown { padding: 56px 0 72px; }
  .breakdown__body {
    grid-template-columns: 1fr;
    gap: 28px;
    max-width: 500px;
  }
  .breakdown__viewer { max-width: 400px; margin: 0 auto; }
  .hotspot { display: none; }
  .breakdown__glow { filter: blur(35px); }
  .breakdown__spec-desc {
    max-height: 60px;
    opacity: 1;
    margin-top: 4px;
  }

  .product-cta__actions {
    flex-direction: column;
    align-items: center;
  }
  .product-cta__actions .btn {
    width: 100%;
    max-width: 320px;
  }
  .product-cta__contact a {
    padding: 12px 20px;
  }

  .product-footer__inner a {
    display: inline-block;
    padding: 8px 4px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  [data-anim="fade-up"],
  [data-anim="fade-in"],
  [data-anim="scale-in"] {
    opacity: 1;
    transform: none;
  }
}