/* ====================================================
   SMARTER COOL — Premium Landing
   Palette: Navy / Teal / Sky / Beige / White
   ==================================================== */

:root {
  --navy: #2f4156;
  --navy-deep: #1f2c3a;
  --teal: #567c8d;
  --teal-soft: #7e9aa8;
  --sky: #c8d9e6;
  --sky-soft: #dde8f0;
  --beige: #f5efeb;
  --beige-warm: #ece4dc;
  --white: #ffffff;
  --ink: #1a2330;
  --line: rgba(47, 65, 86, 0.12);
  --line-strong: rgba(47, 65, 86, 0.22);

  --font-display: "Antonio", "Bebas Neue", sans-serif;
  --font-body: "Geist", "DM Sans", "Helvetica Neue", sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", monospace;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 24px;
  --radius-xl: 36px;

  --maxw: 1440px;
  --gutter: clamp(20px, 4vw, 64px);
}

* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}
html,
body {
  margin: 0;
  padding: 0;
}
body {
  font-family: var(--font-body);
  background: var(--beige);
  color: var(--ink);
  font-feature-settings: "ss01", "cv11";
  font-size: 16px;
  line-height: 1.5;
  overflow-x: hidden;
}
img {
  display: block;
  max-width: 100%;
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
a {
  color: inherit;
  text-decoration: none;
}

/* ---------- Typography helpers ---------- */
.display {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 0.86;
  text-transform: uppercase;
}
.label {
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.18em;
  font-weight: 500;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  font-weight: 500;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.02em;
  transition:
    transform 0.25s ease,
    background 0.25s ease,
    color 0.25s ease,
    border-color 0.25s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--navy);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--navy-deep);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--line-strong);
}
.btn-ghost:hover {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}
.btn-glass {
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: var(--white);
}
.btn-glass:hover {
  background: rgba(255, 255, 255, 0.22);
}
.btn .arrow {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  color: var(--navy);
  font-size: 14px;
}
.btn-primary .arrow {
  background: var(--sky);
}

/* ---------- Container ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 16px;
  z-index: 80;
  padding: 0 var(--gutter);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 0 auto;
  max-width: var(--maxw);
  padding: 12px 14px 12px 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: 0 12px 40px -16px rgba(47, 65, 86, 0.18);
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  font-size: 18px;
  text-transform: uppercase;
}
.logo-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--navy);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--sky);
}
.logo-img {
  height: 38px;
  width: auto;
  display: block;
}
.nav {
  display: flex;
  gap: 6px;
}
.nav a {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13.5px;
  color: var(--navy);
  transition: background 0.2s ease;
}
.nav a:hover,
.nav a.active {
  background: var(--sky);
}
.header .actions {
  display: flex;
  gap: 8px;
  align-items: center;
}
.header .btn {
  padding: 10px 16px;
  font-size: 13px;
}

/* ---------- Hero ---------- */
.hero {
  padding: 28px var(--gutter) 0;
  position: relative;
}
.hero-meta {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
  align-items: end;
  padding: 8px 4px 20px;
}
.hero-meta .l {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
}
.hero-meta .c {
  text-align: center;
}
.hero-meta .r {
  text-align: right;
}

.hero-stage {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  min-height: 720px;
  background: linear-gradient(180deg, #1c2a3a 0%, #2f4156 55%, #567c8d 100%);
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.55;
  filter: saturate(0.6) contrast(1.05);
  z-index: 0;
}
.hero-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 60% at 10% 100%, rgba(47, 65, 86, 0.85), transparent 60%),
    linear-gradient(
      180deg,
      rgba(47, 65, 86, 0.25) 0%,
      rgba(47, 65, 86, 0) 30%,
      rgba(47, 65, 86, 0.7) 100%
    );
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  padding: 44px 48px 36px;
  min-height: 720px;
}
.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: var(--white);
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  align-self: flex-start;
}
.hero-tag .dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #7ce0c4;
  box-shadow: 0 0 0 4px rgba(124, 224, 196, 0.2);
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(54px, 8.4vw, 148px);
  line-height: 0.94;
  letter-spacing: -0.015em;
  margin: 24px 0 0;
  text-transform: uppercase;
  color: var(--white);
}
.hero h1 .stroke {
  -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.9);
  color: transparent;
  font-style: italic;
}
.hero h1 .accent {
  color: var(--sky);
}
.hero-sub {
  max-width: 520px;
  margin-top: 28px;
  font-size: 16px;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.85);
}
.hero-ctas {
  display: flex;
  gap: 12px;
  margin-top: 28px;
}

.hero-right {
  display: flex;
  flex-direction: column;
  gap: 18px;
  justify-content: flex-end;
  align-items: flex-end;
}
.hero-card {
  width: 100%;
  max-width: 380px;
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: var(--white);
}
.hero-card .k {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.7;
}
.hero-card .v {
  font-family: var(--font-display);
  font-size: 56px;
  line-height: 1;
  margin-top: 4px;
}
.hero-card .d {
  font-size: 13px;
  opacity: 0.85;
  margin-top: 8px;
}

.hero-metrics {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin: -1px var(--gutter) 0;
  background: var(--navy);
  border-radius: 0 0 28px 28px;
  color: var(--white);
}
.hero-metrics .m {
  padding: 22px 26px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}
.hero-metrics .m:last-child {
  border-right: none;
}
.hero-metrics .m .num {
  font-family: var(--font-display);
  font-size: 38px;
  line-height: 1;
}
.hero-metrics .m .lbl {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sky);
  margin-bottom: 8px;
}
.hero-metrics .m .desc {
  font-size: 12.5px;
  opacity: 0.75;
  margin-top: 8px;
  max-width: 180px;
}

/* ---------- Generic section ---------- */
section.block {
  padding: 120px var(--gutter);
  position: relative;
}
section.block.tight {
  padding: 80px var(--gutter);
}
.section-head {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 64px;
}
.section-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(48px, 6.6vw, 112px);
  line-height: 0.96;
  letter-spacing: -0.015em;
  margin: 12px 0 0;
  text-transform: uppercase;
  color: var(--navy);
  text-wrap: balance;
}
.section-head h2 .stroke {
  -webkit-text-stroke: 1.4px var(--navy);
  color: transparent;
  font-style: italic;
}
.hvls .section-head h2 .stroke,
.cta-inner h2 .stroke {
  -webkit-text-stroke: 1.5px var(--white);
}
.section-head .sub {
  color: var(--teal);
  max-width: 560px;
  font-size: 15.5px;
  line-height: 1.55;
}

/* ---------- About ---------- */
.about {
  background: var(--beige);
}
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: start;
}
.about-copy {
  font-size: clamp(20px, 1.8vw, 26px);
  line-height: 1.35;
  color: var(--navy);
  letter-spacing: -0.005em;
}
.about-copy .em {
  color: var(--teal);
}
.about-side {
  display: grid;
  gap: 20px;
}
.about-img {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--sky);
}
.about-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.pill {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--white);
  border: 1px solid var(--line);
  font-size: 13px;
  color: var(--navy);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.pill .d {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--teal);
}

/* ---------- Categories ---------- */
.cats {
  background: var(--white);
}
.cats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.cat {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  background: var(--beige);
  aspect-ratio: 3/4.2;
  cursor: pointer;
  transition: transform 0.35s ease;
}
.cat:hover {
  transform: translateY(-6px);
}
.cat.cat-static,
.cat:not([role="button"]) {
  cursor: default;
}
.cat .meta.cat-label {
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  padding: 8px 14px;
  left: auto;
  right: 18px;
  bottom: 18px;
  width: auto;
  display: inline-flex;
  pointer-events: none;
}
.cat .meta.cat-label .name {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--navy);
}
.cat .cover {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--teal), var(--navy));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.cat .cover svg {
  width: 70%;
  height: 70%;
}
.cat .meta {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.cat .meta .name {
  font-family: var(--font-display);
  font-size: 20px;
  text-transform: uppercase;
  line-height: 1;
  letter-spacing: 0.02em;
}
.cat .meta .sub {
  font-size: 11px;
  color: var(--teal);
  margin-top: 4px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}
.cat .meta .go {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: var(--navy);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s ease;
}
.cat:hover .meta .go {
  background: var(--teal);
}
.cat .idx {
  position: absolute;
  top: 18px;
  left: 20px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
}
.cat .idx-r {
  position: absolute;
  top: 18px;
  right: 20px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
}

/* ---------- Catalog ---------- */
.catalog {
  background: var(--sky-soft);
}
.catalog-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.tab {
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--line);
  font-size: 13px;
  color: var(--navy);
  transition:
    background 0.2s ease,
    color 0.2s ease;
}
.tab .count {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  margin-left: 8px;
  color: var(--teal);
}
.tab.active {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}
.tab.active .count {
  color: var(--sky);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}
.product-card {
  grid-column: span 4;
  background: var(--white);
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.6);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease;
  position: relative;
}
.product-card.large {
  grid-column: span 6;
}
.product-card.feature {
  grid-column: span 8;
  flex-direction: row;
}
.product-card.feature .product-visual {
  flex: 1.2;
  aspect-ratio: auto;
}
.product-card.feature .product-body {
  flex: 1;
  padding: 32px;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 28px 50px -28px rgba(47, 65, 86, 0.35);
}
.product-visual {
  aspect-ratio: 4/3;
  background: linear-gradient(160deg, var(--beige), var(--sky));
  position: relative;
  overflow: hidden;
}
.product-visual.dark {
  background: linear-gradient(160deg, var(--navy) 0%, var(--teal) 100%);
}
.product-visual svg {
  position: absolute;
  inset: 0;
  margin: auto;
}
.product-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  display: inline-flex;
  gap: 6px;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--navy);
}
.product-tag.dark {
  background: rgba(0, 0, 0, 0.32);
  color: var(--white);
}
.product-id {
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--navy);
  opacity: 0.55;
}
.product-id.light {
  color: var(--white);
  opacity: 0.7;
}
.product-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.product-name {
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  color: var(--navy);
}
.product-desc {
  font-size: 13.5px;
  color: var(--teal);
  line-height: 1.5;
  min-height: 36px;
}
.product-specs {
  display: flex;
  gap: 18px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  margin-top: 6px;
  flex-wrap: wrap;
}
.spec {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.spec .k {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
}
.spec .v {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--navy);
  line-height: 1;
}
.product-card .open {
  position: absolute;
  bottom: 22px;
  right: 22px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  background: var(--navy);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}
.product-card:hover .open {
  background: var(--teal);
  transform: rotate(-45deg);
}

/* ---------- Celdek Banner ---------- */
.celdek-banner {
  background: linear-gradient(160deg, var(--teal) 0%, var(--sky-soft) 100%);
  color: var(--navy);
  position: relative;
  overflow: hidden;
}
.celdek-banner::before {
  content: "";
  position: absolute;
  right: -140px;
  top: -120px;
  width: 520px;
  height: 520px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(47, 65, 86, 0.1), transparent 70%);
  pointer-events: none;
}
.celdek-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: var(--maxw);
  margin: 0 auto;
}
.celdek-banner h2 {
  font-family: var(--font-display);
  font-size: clamp(40px, 5.5vw, 88px);
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -0.015em;
  margin: 14px 0 0;
  color: var(--navy);
}
.celdek-banner h2 .stroke-light {
  -webkit-text-stroke: 1.4px var(--navy);
  color: transparent;
  font-style: italic;
}
.celdek-banner h2 .accent {
  color: var(--navy-deep);
}
.celdek-lead {
  font-size: 16px;
  line-height: 1.6;
  color: rgba(26, 35, 48, 0.85);
  max-width: 520px;
  margin: 20px 0 0;
}
.celdek-actions {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  flex-wrap: wrap;
}
.celdek-right {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
}
.celdek-visual {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 4/3;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(47, 65, 86, 0.1);
  box-shadow: 0 16px 40px -16px rgba(47, 65, 86, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 20px;
}
.celdek-visual img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.celdek-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.celdek-badge {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(47, 65, 86, 0.08);
  border: 1px solid rgba(47, 65, 86, 0.12);
  font-size: 13px;
  color: var(--navy);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.celdek-badge .d {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--teal);
}
@media (max-width: 960px) {
  .celdek-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .celdek-right {
    order: -1;
  }
  .celdek-visual {
    max-width: 320px;
  }
}

/* ---------- HVLS dedicated band ---------- */
.hvls {
  background: var(--navy);
  color: var(--white);
}
.hvls .section-head h2,
.hvls .section-head .sub {
  color: var(--white);
}
.hvls .section-head .sub {
  color: rgba(255, 255, 255, 0.7);
}
.hvls .eyebrow {
  color: var(--sky);
}
.hvls-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 24px;
  align-items: start;
}
.hvls-hero {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(160deg, #1d2a39, #2f4156);
}
.hvls-hero .bg {
  position: absolute;
  inset: 0;
  background-image: url("assets/gigantes-que-mueven-el-aire.webp");
  background-size: cover;
  background-position: center;
  opacity: 1;
  filter: none;
}
.hvls-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent, rgba(31, 44, 58, 0.8));
}
.hvls-fan {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 60%;
  aspect-ratio: 1;
  z-index: 2;
  animation: spin 16s linear infinite;
}
@keyframes spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}
.hvls-hero .label-tl {
  position: absolute;
  top: 18px;
  left: 18px;
  z-index: 3;
  color: rgba(255, 255, 255, 0.7);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.hvls-hero .label-br {
  position: absolute;
  bottom: 18px;
  right: 18px;
  z-index: 3;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 64px;
  line-height: 1;
}
.hvls-hero .label-br span {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 4px;
}

.hvls-table {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  overflow: hidden;
  font-size: 13px;
}
.hvls-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr 50px;
  gap: 8px;
  padding: 16px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  align-items: center;
  cursor: pointer;
  transition: background 0.2s ease;
}
.hvls-row:last-child {
  border-bottom: none;
}
.hvls-row.head {
  background: rgba(255, 255, 255, 0.03);
}
.hvls-row.head div {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sky);
}
.hvls-row .nm {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.02em;
}
.hvls-row .vl {
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-mono);
  font-size: 12px;
}
.hvls-row:not(.head):hover {
  background: rgba(200, 217, 230, 0.06);
}
.hvls-row .arr {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--sky);
  transition:
    background 0.2s ease,
    color 0.2s ease;
}
.hvls-row:not(.head):hover .arr {
  background: var(--sky);
  color: var(--navy);
}

/* ---------- Applications (Air Maps bento) ---------- */
.apps {
  background: var(--beige);
  position: relative;
}
.apps-bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}
.app-card {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  padding: 22px;
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease;
  cursor: pointer;
  isolation: isolate;
}
.app-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 28px 50px -28px rgba(47, 65, 86, 0.28);
}
.app-card.light {
  background: var(--white);
  color: var(--navy);
  border: 1px solid var(--line);
}
.app-card.dark {
  background: var(--navy);
  color: var(--white);
}
.app-card.teal {
  background: var(--teal);
  color: var(--white);
}
.app-card.sky {
  background: var(--sky);
  color: var(--navy);
}
.app-card.beige {
  background: var(--beige-warm);
  color: var(--navy);
  border: 1px solid var(--line);
}
.app-card.photo {
  background: var(--navy);
  color: var(--white);
}
.app-card .photo-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-size: cover;
  background-position: center;
  opacity: 0.55;
  filter: saturate(0.6) contrast(1.05);
}
.app-card.photo::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(31, 44, 58, 0.25) 0%, rgba(31, 44, 58, 0.8) 100%);
}

.ac-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.ac-head .ix {
  opacity: 0.6;
}
.ac-head .tag {
  padding: 4px 10px;
  border-radius: 999px;
  background: currentColor;
}
.ac-head .tag span {
  color: var(--navy);
}
.app-card.dark .ac-head .tag span,
.app-card.teal .ac-head .tag span,
.app-card.photo .ac-head .tag span {
  color: var(--white);
}
.app-card.dark .ac-head .tag,
.app-card.teal .ac-head .tag,
.app-card.photo .ac-head .tag {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.app-card.dark .ac-head .tag span,
.app-card.teal .ac-head .tag span,
.app-card.photo .ac-head .tag span {
  color: inherit;
}

.ac-plan {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 4px;
}
.ac-plan svg {
  width: 100%;
  height: 100%;
  max-height: 220px;
}

.ac-foot {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  margin-top: auto;
}
.ac-foot .nm {
  font-family: var(--font-display);
  font-size: clamp(24px, 2.4vw, 38px);
  line-height: 0.9;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}
.ac-foot .nm .sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  margin-top: 8px;
  opacity: 0.65;
}
.ac-chip {
  padding: 6px 10px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid currentColor;
  white-space: nowrap;
  opacity: 0.85;
}

/* Typography variant */
.ac-type {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 0;
}
.ac-type .big {
  font-family: var(--font-display);
  font-size: clamp(80px, 12vw, 168px);
  line-height: 0.82;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}
.ac-type .big .stroke {
  -webkit-text-stroke: 1.5px currentColor;
  color: transparent;
  font-style: italic;
}
.ac-type .lede {
  font-size: 14px;
  line-height: 1.5;
  opacity: 0.85;
  max-width: 280px;
}

/* Span sizes */
.app-card.span-3 {
  grid-column: span 3;
}
.app-card.span-4 {
  grid-column: span 4;
}
.app-card.span-5 {
  grid-column: span 5;
}
.app-card.span-6 {
  grid-column: span 6;
}
.app-card.span-7 {
  grid-column: span 7;
}
.app-card.span-8 {
  grid-column: span 8;
}
.app-card.span-12 {
  grid-column: span 12;
  flex-direction: row;
  align-items: stretch;
  padding: 0;
  min-height: 240px;
}
.app-card.span-12 > .ac-head {
  position: absolute;
  top: 22px;
  left: 22px;
  right: 22px;
  margin-bottom: 0;
  z-index: 2;
}
.app-card.span-12 .ac-plan {
  flex: 1.4;
  padding: 56px 28px 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}
.app-card.span-12 .ac-plan svg {
  max-height: none;
  height: 100%;
}
.app-card.span-12 .ac-foot {
  flex: 1;
  padding: 56px 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: stretch;
  gap: 14px;
}
.app-card.span-12 .ac-foot .nm {
  font-size: clamp(40px, 5vw, 72px);
}
.app-card.tall {
  min-height: 360px;
}
.app-card.short {
  min-height: 240px;
}

/* Air-flow line animation */
@keyframes flow {
  to {
    stroke-dashoffset: -32;
  }
}
.airline {
  stroke-dasharray: 4 6;
  animation: flow 3.5s linear infinite;
}

@media (max-width: 1100px) {
  .app-card.span-3,
  .app-card.span-4,
  .app-card.span-5 {
    grid-column: span 6;
  }
  .app-card.span-6,
  .app-card.span-7,
  .app-card.span-8 {
    grid-column: span 12;
  }
}
@media (max-width: 640px) {
  .app-card {
    grid-column: span 12 !important;
    min-height: 260px;
  }
}

/* ---------- Advantages ---------- */
.adv {
  background: var(--white);
}
.adv-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}
.adv-card {
  background: var(--beige);
  border-radius: 22px;
  padding: 32px;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.adv-card.s1 {
  grid-column: span 5;
  background: var(--navy);
  color: var(--white);
}
.adv-card.s2 {
  grid-column: span 7;
}
.adv-card.s3 {
  grid-column: span 4;
}
.adv-card.s4 {
  grid-column: span 4;
  background: var(--sky);
}
.adv-card.s5 {
  grid-column: span 4;
  background: var(--teal);
  color: var(--white);
}
.adv-card .n {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--teal);
}
.adv-card.s1 .n,
.adv-card.s5 .n {
  color: rgba(255, 255, 255, 0.6);
}
.adv-card h3 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 44px);
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0;
}
.adv-card p {
  margin: 0;
  font-size: 14px;
  opacity: 0.85;
  line-height: 1.55;
}
.adv-card .big {
  font-family: var(--font-display);
  font-size: 120px;
  line-height: 0.9;
  color: var(--sky);
  margin-top: auto;
}
.adv-card.s2 .big {
  color: var(--teal);
}

/* ---------- CTA ---------- */
.cta {
  padding: 0 var(--gutter);
}
.cta-inner {
  position: relative;
  border-radius: 28px;
  padding: 80px 60px;
  background: linear-gradient(135deg, var(--navy), var(--teal));
  color: var(--white);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: end;
  isolation: isolate;
}
.cta-inner::before {
  content: "";
  position: absolute;
  right: -120px;
  top: -100px;
  width: 520px;
  height: 520px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(200, 217, 230, 0.4), transparent 70%);
  z-index: -1;
}
.cta-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 96px);
  line-height: 0.98;
  text-transform: uppercase;
  letter-spacing: -0.015em;
  margin: 12px 0 0;
}
.cta-inner h2 .stroke {
  -webkit-text-stroke: 1.5px var(--white);
  color: transparent;
  font-style: italic;
}
.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: stretch;
}
.cta-side {
  font-size: 14px;
  opacity: 0.85;
  line-height: 1.55;
}

/* ---------- FAQ ---------- */
.faq {
  background: var(--beige);
}
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: start;
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--white);
  border-radius: 18px;
  border: 1px solid var(--line);
  overflow: hidden;
}
.faq-q {
  width: 100%;
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  text-align: left;
  font-size: 16px;
  color: var(--navy);
  font-weight: 500;
}
.faq-q .ico {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: var(--beige);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition:
    transform 0.25s ease,
    background 0.25s ease;
}
.faq-item.open .faq-q .ico {
  transform: rotate(45deg);
  background: var(--navy);
  color: var(--white);
}
.faq-a {
  padding: 0 28px 24px;
  font-size: 14.5px;
  color: var(--teal);
  line-height: 1.6;
  max-height: 0;
  overflow: hidden;
  transition:
    max-height 0.35s ease,
    padding 0.35s ease;
}
.faq-item.open .faq-a {
  max-height: 240px;
  padding-bottom: 24px;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--navy);
  color: var(--sky-soft);
  padding: 80px var(--gutter) 32px;
  position: relative;
  overflow: hidden;
}
.footer::before {
  content: "SMARTER COOL";
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: clamp(120px, 22vw, 360px);
  line-height: 0.85;
  letter-spacing: -0.02em;
  color: rgba(200, 217, 230, 0.06);
  white-space: nowrap;
  pointer-events: none;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  position: relative;
  z-index: 1;
}
.footer h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--sky);
  margin: 0 0 18px;
  text-transform: uppercase;
}
.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
}
.footer ul li a {
  transition: color 0.2s ease;
}
.footer ul li a:hover {
  color: var(--white);
}
.footer-brand .ttl {
  font-family: var(--font-display);
  font-size: 44px;
  line-height: 0.9;
  text-transform: uppercase;
  color: var(--white);
  letter-spacing: -0.01em;
  margin-bottom: 18px;
}
.footer-brand p {
  color: rgba(200, 217, 230, 0.6);
  max-width: 360px;
  font-size: 14px;
  line-height: 1.6;
  margin: 0 0 24px;
}
.footer .socials {
  display: flex;
  gap: 8px;
}
.footer .socials a {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(200, 217, 230, 0.18);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--sky);
  transition:
    background 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease;
}
.footer .socials a:hover {
  background: var(--sky);
  color: var(--navy);
  border-color: var(--sky);
}

.footer-bar {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid rgba(200, 217, 230, 0.12);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(200, 217, 230, 0.5);
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}

/* ====================================================
   PRODUCT DETAIL — Immersive (glassmorphism, ref. img 3)
   ==================================================== */
.product-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: stretch;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s ease;
}
.product-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.product-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(80% 50% at 20% 30%, rgba(86, 124, 141, 0.7), transparent 60%),
    radial-gradient(80% 60% at 80% 70%, rgba(47, 65, 86, 0.85), transparent 60%),
    linear-gradient(135deg, #1c2a3a, #2f4156 40%, #567c8d 100%);
}
.product-bg .stars {
  position: absolute;
  inset: 0;
  background-image: url("/assets/showcase/bg-texture.jpg");
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  mix-blend-mode: screen;
  filter: blur(2px);
}

.product-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 24px var(--gutter);
  color: var(--white);
  overflow-y: auto;
}

.po-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px) saturate(1.3);
  -webkit-backdrop-filter: blur(20px) saturate(1.3);
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.po-topbar .crumbs {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}
.po-topbar .crumbs b {
  color: var(--white);
  font-weight: 500;
}
.po-close {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--white);
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: background 0.2s ease;
}
.po-close:hover {
  background: rgba(255, 255, 255, 0.22);
}

.po-main {
  flex: 1;
  display: grid;
  grid-template-columns: 320px 1fr 320px;
  gap: 22px;
  padding: 28px 0;
  align-items: stretch;
}

.glass {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(24px) saturate(1.3);
  -webkit-backdrop-filter: blur(24px) saturate(1.3);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 24px;
  padding: 22px;
}
.glass.dark {
  background: rgba(31, 44, 58, 0.45);
  border-color: rgba(255, 255, 255, 0.1);
}

.po-left {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.po-left .breadcrumb {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}
.po-left .num {
  font-family: var(--font-display);
  font-size: 96px;
  line-height: 1;
  color: var(--white);
  margin: -8px 0 4px;
}
.po-left .nm-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 14px;
}
.po-left h2 {
  font-family: var(--font-display);
  font-size: 36px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0;
}
.po-left p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.78);
  margin: 14px 0 0;
  line-height: 1.55;
}

.po-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 22px;
}
.po-thumb {
  aspect-ratio: 1;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.po-thumb.active {
  border-color: var(--sky);
}
.po-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(200, 217, 230, 0.2), transparent);
}

.po-stage {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  background:
    radial-gradient(60% 60% at 50% 50%, rgba(200, 217, 230, 0.18), transparent 70%),
    rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  min-height: 540px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.po-stage .glow {
  position: absolute;
  inset: 10% 15%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 217, 230, 0.35), transparent 60%);
  filter: blur(40px);
  z-index: 0;
}
.po-stage .product-art {
  position: relative;
  z-index: 1;
  width: 70%;
  max-width: 480px;
}
.po-stage .floater {
  position: absolute;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  z-index: 2;
}
.po-stage .floater .dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--sky);
  box-shadow: 0 0 0 4px rgba(200, 217, 230, 0.2);
}
.po-stage .floater b {
  font-weight: 600;
  color: var(--sky);
  letter-spacing: 0.05em;
}
.po-stage .float-1 {
  top: 8%;
  left: 6%;
}
.po-stage .float-2 {
  top: 14%;
  right: 8%;
}
.po-stage .float-3 {
  bottom: 18%;
  left: 8%;
}
.po-stage .float-4 {
  bottom: 8%;
  right: 6%;
}

.po-stage .corner-meta {
  position: absolute;
  bottom: 22px;
  left: 22px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
  z-index: 2;
}
.po-stage .price-bar {
  position: absolute;
  bottom: 22px;
  right: 22px;
  padding: 10px 16px 10px 18px;
  border-radius: 999px;
  background: rgba(31, 44, 58, 0.6);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  display: flex;
  align-items: center;
  gap: 14px;
  z-index: 2;
}
.po-stage .price-bar .label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}
.po-stage .price-bar .v {
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1;
}

.po-right {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.specs-block .h {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 14px;
}
.specs-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.specs-list .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
}
.specs-list .row:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.specs-list .row .k {
  color: rgba(255, 255, 255, 0.6);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.specs-list .row .v {
  color: var(--white);
  font-weight: 500;
}

.po-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.po-feat {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.4;
}
.po-feat .ico {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--sky);
  color: var(--navy);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.po-cta {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}
.po-cta .btn-primary {
  background: var(--white);
  color: var(--navy);
  flex: 1;
  justify-content: center;
  padding: 14px 18px;
}
.po-cta .btn-primary:hover {
  background: var(--sky);
}
.po-cta .btn-icon {
  width: 48px;
  height: 48px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: background 0.2s ease;
}
.po-cta .btn-icon:hover {
  background: rgba(255, 255, 255, 0.22);
}

.po-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin-bottom: 24px;
}
.po-related-title {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 12px;
}
.po-related {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
}
.po-rel {
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  cursor: pointer;
  transition: background 0.2s ease;
}
.po-rel:hover {
  background: rgba(255, 255, 255, 0.12);
}
.po-rel .pv {
  aspect-ratio: 4/3;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.18), rgba(200, 217, 230, 0.05));
  position: relative;
}
.po-rel .pb {
  padding: 12px 14px;
  font-size: 12px;
}
.po-rel .nm {
  font-family: var(--font-display);
  font-size: 18px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--white);
}
.po-rel .ds {
  color: rgba(255, 255, 255, 0.6);
  font-size: 11px;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 6px;
}

/* ---------- Marquee divider ---------- */
.marquee {
  background: var(--navy);
  color: var(--white);
  padding: 22px 0;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.marquee-track {
  display: flex;
  gap: 60px;
  white-space: nowrap;
  animation: marq 18s linear infinite;

  font-family: var(--font-display);
  font-size: 64px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: -0.005em;
}
.marquee-track .star {
  color: var(--sky);
  margin: 0 24px;
}
@keyframes marq {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .hero-content,
  .hvls-grid,
  .cta-inner,
  .about-grid,
  .faq-grid,
  .section-head,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .cats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .apps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .product-card,
  .product-card.large,
  .product-card.feature {
    grid-column: span 12;
  }
  .product-card.feature {
    flex-direction: column;
  }
  .adv-card {
    grid-column: span 12 !important;
  }
  .po-main {
    grid-template-columns: 1fr;
  }
  .hero-metrics {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .nav,
  .header .actions .desktop-only {
    display: none;
  }
  .cats-grid {
    grid-template-columns: 1fr;
  }
  .apps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero h1 {
    font-size: 60px;
  }
  .section-head h2 {
    font-size: 48px;
  }
  section.block {
    padding: 80px var(--gutter);
  }
}

/* ---------- Installations gallery ---------- */
.installations {
  background: var(--white);
}
.inst-meta {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  padding: 12px 0 28px;
  border-top: 1px solid rgba(47, 65, 86, 0.12);
  border-bottom: 1px solid rgba(47, 65, 86, 0.12);
  margin-bottom: 28px;
}
.inst-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 130px;
  gap: 14px;
}
.inst-tile {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  background-color: var(--navy);
  background-size: cover;
  background-position: center;
  border: 0;
  padding: 0;
  margin: 0;
  cursor: pointer;
  text-align: left;
  color: var(--white);
  isolation: isolate;
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease;
}
.inst-tile::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(31, 44, 58, 0) 35%, rgba(31, 44, 58, 0.85) 100%);
  z-index: 1;
  transition: opacity 0.35s ease;
}
.inst-tile:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 50px -22px rgba(31, 44, 58, 0.55);
}
.inst-tile:hover::before {
  opacity: 1;
}

.inst-tile.tile-hero {
  grid-column: span 6;
  grid-row: span 3;
}
.inst-tile.tile-tall {
  grid-column: span 3;
  grid-row: span 3;
}
.inst-tile.tile-wide {
  grid-column: span 6;
  grid-row: span 2;
}
.inst-tile.tile-sq {
  grid-column: span 3;
  grid-row: span 2;
}
.inst-tile.tile-wide-sm {
  grid-column: span 4;
  grid-row: span 2;
}
.inst-tile.tile-full {
  grid-column: span 12;
  grid-row: span 2;
}

.inst-num {
  position: absolute;
  top: 14px;
  left: 16px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}
.inst-tag {
  position: absolute;
  top: 14px;
  right: 16px;
  z-index: 2;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--white);
}
.inst-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transform: translateY(8px);
  opacity: 0;
  transition:
    transform 0.35s ease,
    opacity 0.35s ease;
}
.inst-tile:hover .inst-overlay,
.inst-tile:focus-visible .inst-overlay {
  transform: translateY(0);
  opacity: 1;
}
.inst-title {
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  color: var(--white);
}
.inst-place {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.85);
  margin-top: 2px;
}
.inst-zoom {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--sky);
  color: var(--navy);
  width: fit-content;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(15, 20, 28, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px clamp(60px, 8vw, 120px);
  animation: lb-fade 0.25s ease;
}
@keyframes lb-fade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.lb-stage {
  position: relative;
  max-width: min(1200px, 100%);
  max-height: 100%;
  display: flex;
  flex-direction: column;
}
.lb-stage img {
  max-width: 100%;
  max-height: calc(100vh - 200px);
  object-fit: contain;
  border-radius: 14px;
  background: var(--navy);
  display: block;
  margin: 0 auto;
}
.lb-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-top: 18px;
  color: var(--white);
}
.lb-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sky);
}
.lb-title {
  font-family: var(--font-display);
  font-size: 28px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin-top: 6px;
}
.lb-place {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.78);
  margin-top: 6px;
}
.lb-btn {
  position: absolute;
  width: 48px;
  height: 48px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}
.lb-btn:hover {
  background: var(--sky);
  color: var(--navy);
  transform: scale(1.06);
}
.lb-close {
  top: 24px;
  right: 24px;
}
.lb-prev {
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
}
.lb-next {
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
}
.lb-prev:hover,
.lb-next:hover {
  transform: translateY(-50%) scale(1.06);
}
.lb-counter {
  position: absolute;
  top: 28px;
  left: 28px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  z-index: 2;
}

@media (max-width: 1100px) {
  .inst-grid {
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: 150px;
  }
  .inst-tile.tile-hero {
    grid-column: span 6;
    grid-row: span 3;
  }
  .inst-tile.tile-tall {
    grid-column: span 3;
    grid-row: span 3;
  }
  .inst-tile.tile-wide {
    grid-column: span 6;
    grid-row: span 2;
  }
  .inst-tile.tile-sq {
    grid-column: span 3;
    grid-row: span 2;
  }
  .inst-tile.tile-wide-sm {
    grid-column: span 3;
    grid-row: span 2;
  }
  .inst-tile.tile-full {
    grid-column: span 6;
    grid-row: span 2;
  }
}
@media (max-width: 640px) {
  .inst-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 160px;
  }
  .inst-tile.tile-hero,
  .inst-tile.tile-tall,
  .inst-tile.tile-wide,
  .inst-tile.tile-sq,
  .inst-tile.tile-wide-sm,
  .inst-tile.tile-full {
    grid-column: span 2;
    grid-row: span 2;
  }
  .inst-meta {
    flex-direction: column;
    gap: 6px;
    text-align: left;
  }
  .lb-btn {
    width: 40px;
    height: 40px;
  }
  .lb-close {
    top: 14px;
    right: 14px;
  }
  .lb-prev {
    left: 10px;
  }
  .lb-next {
    right: 10px;
  }
}

/* ---------- Applications (scroll-stacking cards) ---------- */
.apps-stack {
  background: var(--beige);
  position: relative;
}
.apps-stack-wrap {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 40px;
  align-items: start;
}
.apps-stack-col {
  display: grid;
  gap: 0;
}
.apps-figure {
  position: sticky;
  top: 100px;
  height: calc(100vh - 120px);
  min-height: 560px;
  display: grid;
  place-content: center;
  margin: 0;
}
.apps-stack-card {
  position: relative;
  width: min(680px, calc(100vw - 80px));
  aspect-ratio: 5 / 6;
  max-height: calc(100vh - 160px);
  border-radius: 28px;
  overflow: hidden;
  color: var(--white);
  background: var(--cardBg, var(--navy));
  transform: rotate(var(--rot, 0deg));
  box-shadow:
    0 40px 80px -30px rgba(31, 44, 58, 0.45),
    0 12px 30px -16px rgba(31, 44, 58, 0.3);
  isolation: isolate;
  display: flex;
  flex-direction: column;
  padding: 28px;
}
.apps-stack-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-size: cover;
  background-position: center;
  filter: saturate(0.85);
}
.apps-stack-shade {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    180deg,
    rgba(31, 44, 58, 0.25) 0%,
    rgba(31, 44, 58, 0.78) 70%,
    rgba(31, 44, 58, 0.92) 100%
  );
}
.apps-stack-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}
.apps-stack-head .ix {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
}
.apps-stack-head .chip {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--white);
}
.apps-stack-body {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.apps-stack-body .place {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sky);
}
.apps-stack-body h3 {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 68px);
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0;
  color: var(--white);
}
.apps-stack-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.85);
  max-width: 520px;
}
.apps-stack-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 10px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}
.apps-stack-foot .equip {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  opacity: 0.9;
}
.apps-stack-foot .go {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  background: var(--sky);
  color: var(--navy);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}
.apps-stack-card:hover .go {
  transform: rotate(-45deg);
}

/* Side panel */
.apps-stack-side {
  position: sticky;
  top: 100px;
  height: calc(100vh - 120px);
  min-height: 560px;
  display: flex;
  align-items: center;
}
.apps-side-inner {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.apps-side-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
}
.apps-side-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 3.4vw, 52px);
  line-height: 0.95;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  color: var(--navy);
}
.apps-side-title .stroke {
  -webkit-text-stroke: 1.4px var(--navy);
  color: transparent;
  font-style: italic;
}
.apps-side-inner > p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--navy);
  opacity: 0.85;
  margin: 0;
  max-width: 320px;
}
.apps-side-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 6px;
}
.apps-side-stats > div {
  padding: 16px;
  border-radius: 14px;
  background: var(--white);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.apps-side-stats b {
  font-family: var(--font-display);
  font-size: 36px;
  line-height: 1;
  color: var(--navy);
}
.apps-side-stats span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
}
.apps-side-cta {
  margin-top: 8px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--navy);
  color: var(--white);
  width: fit-content;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.apps-side-cta .dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--sky);
  box-shadow: 0 0 0 4px rgba(200, 217, 230, 0.2);
}

@media (max-width: 1100px) {
  .apps-stack-wrap {
    grid-template-columns: 1fr;
  }
  .apps-stack-side {
    position: relative;
    top: auto;
    height: auto;
    min-height: 0;
    order: -1;
    margin-bottom: 12px;
  }
  .apps-figure {
    min-height: 520px;
  }
}
@media (max-width: 640px) {
  .apps-stack-card {
    padding: 22px;
    aspect-ratio: auto;
    height: calc(100vh - 200px);
  }
  .apps-figure {
    min-height: 480px;
    top: 80px;
    height: calc(100vh - 100px);
  }
  .apps-side-stats {
    grid-template-columns: 1fr;
  }
}

/* ---------- Scroll-reveal entrance animations ---------- */
.reveal {
  opacity: 0;
  will-change: transform, opacity;
  transition:
    opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) var(--reveal-delay, 0ms),
    transform 0.8s cubic-bezier(0.2, 0.7, 0.2, 1) var(--reveal-delay, 0ms),
    filter 0.7s ease var(--reveal-delay, 0ms);
}
.reveal-up {
  transform: translateY(28px);
}
.reveal-fade {
  transform: none;
  filter: blur(6px);
}
.reveal-left {
  transform: translateX(-32px);
}
.reveal-right {
  transform: translateX(32px);
}
.reveal-scale {
  transform: scale(0.96);
}
.reveal.in-view {
  opacity: 1;
  transform: none;
  filter: none;
}

/* Reduced motion: instant on */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    transition: none !important;
  }
}

/* Headline shimmer / underline appear on section heads */
.section-head h2 .stroke {
  background: linear-gradient(
    90deg,
    transparent 0%,
    transparent 50%,
    rgba(86, 124, 141, 0.15) 50%,
    rgba(86, 124, 141, 0.15) 100%
  );
  background-size: 200% 100%;
  background-position: 100% 0;
  transition: background-position 1.2s ease 0.2s;
}
.section-head.in-view h2 .stroke,
.section-head .in-view h2 .stroke {
  background-position: 0 0;
}

/* Marquee already animates; nudge for visual flow */
.marquee {
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

/* Floating bob for product art / fan */
@keyframes float-bob {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}
.po-stage .product-art img,
.product-card img {
  animation: float-bob 6s ease-in-out infinite;
}

/* Hero h1 entrance flourish */
.hero h1.reveal {
  transform: translateY(36px);
  filter: blur(6px);
}
.hero h1.reveal.in-view {
  transform: none;
  filter: none;
}

/* ============ ANION Section ============ */
.anion-section {
  position: relative;
  padding: 100px 6vw 110px;
  background: linear-gradient(180deg, var(--sky-soft) 0%, var(--navy) 100%);
  color: #eaf2ff;
  overflow: hidden;
  isolation: isolate;
}
.anion-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(800px 400px at 20% 10%, rgba(120, 200, 255, 0.18), transparent 60%),
    radial-gradient(700px 360px at 85% 90%, rgba(80, 180, 220, 0.16), transparent 65%);
}
.anion-particles {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 28%, rgba(180, 220, 255, 0.7), transparent 60%),
    radial-gradient(1.5px 1.5px at 78% 18%, rgba(180, 220, 255, 0.55), transparent 60%),
    radial-gradient(1.5px 1.5px at 35% 72%, rgba(180, 220, 255, 0.6), transparent 60%),
    radial-gradient(1.5px 1.5px at 88% 60%, rgba(180, 220, 255, 0.5), transparent 60%),
    radial-gradient(1.5px 1.5px at 22% 85%, rgba(180, 220, 255, 0.55), transparent 60%),
    radial-gradient(1.5px 1.5px at 60% 40%, rgba(180, 220, 255, 0.45), transparent 60%),
    radial-gradient(1.5px 1.5px at 48% 12%, rgba(180, 220, 255, 0.5), transparent 60%),
    radial-gradient(1.5px 1.5px at 5% 55%, rgba(180, 220, 255, 0.5), transparent 60%);
  animation: anion-drift 18s ease-in-out infinite alternate;
  opacity: 0.85;
}
@keyframes anion-drift {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(0, -14px, 0);
  }
}
.anion-wrap {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}
.anion-head {
  max-width: 820px;
}
.anion-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin: 14px 0 22px;
  color: var(--navy);
  text-transform: none;
}
.anion-title .stroke-light {
  -webkit-text-stroke: 1.2px var(--navy);
  color: transparent;
  font-style: italic;
}
.anion-lead {
  font-size: 17px;
  line-height: 1.55;
  color: rgba(20, 40, 70, 0.85);
  margin: 0 0 14px;
}
.anion-sub {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(20, 40, 70, 0.65);
  margin: 0 0 40px;
  max-width: 760px;
}
.anion-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 28px;
}
@media (max-width: 900px) {
  .anion-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 520px) {
  .anion-grid {
    grid-template-columns: 1fr;
  }
}
.anion-card {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition:
    transform 0.4s ease,
    border-color 0.4s ease,
    background 0.4s ease;
}
.anion-card:hover {
  transform: translateY(-4px);
  border-color: rgba(180, 220, 255, 0.35);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04));
}
.anion-ico {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(120, 200, 255, 0.14);
  border: 1px solid rgba(180, 220, 255, 0.28);
  color: #cfe8ff;
  margin-bottom: 14px;
}
.anion-num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: rgba(180, 220, 255, 0.65);
  margin-bottom: 6px;
}
.anion-card-title {
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 8px;
}
.anion-card-desc {
  font-size: 13px;
  line-height: 1.55;
  color: rgba(234, 242, 255, 0.75);
}
.anion-note {
  margin-top: 32px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 12px;
  color: rgba(234, 242, 255, 0.75);
}
.anion-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #7cd3ff;
  box-shadow: 0 0 12px rgba(124, 211, 255, 0.7);
}

/* ---------- Zoomable product thumbnails + lightbox ---------- */
.po-thumb.zoomable {
  cursor: zoom-in;
  border-color: rgba(200, 217, 230, 0.55);
  box-shadow:
    0 0 0 1px rgba(200, 217, 230, 0.35),
    0 8px 22px rgba(0, 0, 0, 0.25);
  position: relative;
  overflow: hidden;
}
.po-thumb.zoomable::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(200, 217, 230, 0) 55%, rgba(47, 65, 86, 0.55) 100%);
  pointer-events: none;
}
.po-thumb.zoomable:hover {
  transform: translateY(-2px);
  border-color: var(--sky);
  box-shadow:
    0 0 0 2px var(--sky),
    0 14px 32px rgba(0, 0, 0, 0.35);
}
.po-thumb .zoom-badge {
  position: absolute;
  left: 8px;
  bottom: 8px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 5px 8px;
  border-radius: 6px;
  background: rgba(15, 25, 40, 0.78);
  color: var(--sky);
  border: 1px solid rgba(200, 217, 230, 0.35);
  backdrop-filter: blur(8px);
}
.po-thumb .zoom-ico {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 2;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--sky);
  color: var(--navy);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  animation: zoom-pulse 2s ease-in-out infinite;
}
@keyframes zoom-pulse {
  0%,
  100% {
    box-shadow:
      0 4px 12px rgba(0, 0, 0, 0.35),
      0 0 0 0 rgba(200, 217, 230, 0.55);
  }
  50% {
    box-shadow:
      0 4px 12px rgba(0, 0, 0, 0.35),
      0 0 0 8px rgba(200, 217, 230, 0);
  }
}

.image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(10, 16, 26, 0.92);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  animation: lb-fade 0.2s ease;
  cursor: zoom-out;
}
@keyframes lb-fade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.image-lightbox img {
  max-width: 92vw;
  max-height: 88vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  cursor: default;
}
.image-lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}
.image-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ========== RESPONSIVE MOBILE/TABLET — NO TOCAR SECCIÓN SUPERIOR ========== */

/* --- Hamburger + mobile-drawer base (hidden on desktop) --- */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  background: transparent;
  border: 1px solid rgba(47, 65, 86, 0.22);
  border-radius: 10px;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.nav-hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition:
    transform 0.25s ease,
    opacity 0.25s ease;
}
.nav-mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  background: var(--navy);
  padding: 80px 24px 32px;
  flex-direction: column;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
  transform: translateY(-100%);
  transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.nav-mobile.open {
  transform: translateY(0);
}
.nav-mobile-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--white);
  width: 36px;
  height: 36px;
  border-radius: 999px;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-mobile > nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.nav-mobile-link {
  display: block;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.8);
  border-radius: 10px;
  transition:
    background 0.2s ease,
    color 0.2s ease;
  text-decoration: none;
}
.nav-mobile-link:hover,
.nav-mobile-link.active {
  background: rgba(255, 255, 255, 0.07);
  color: var(--sky);
}

/* po-left-lower: transparent flex-passthrough on desktop, hidden on mobile */
.po-left-lower {
  display: contents;
}
/* mobile-only product detail blocks: hidden on desktop */
.po-features-mobile,
.po-specs-mobile {
  display: none;
}

/* --- Mobile gallery (hidden on desktop) --- */
.po-gallery-mobile {
  display: none;
  margin: 10px 0 0;
}
/* inner scroll row — keeps overflow-x away from the glass container so nothing clips */
.po-gallery-scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.po-gallery-scroll::-webkit-scrollbar {
  display: none;
}
.po-gallery-mobile-thumb {
  flex-shrink: 0;
  width: 58px;
  height: 58px;
  border-radius: 10px;
  border: 1.5px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  position: relative;
  cursor: pointer;
  overflow: hidden;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}
.po-gallery-mobile-thumb.active {
  border-color: var(--sky);
  box-shadow: 0 0 10px rgba(86, 124, 141, 0.4);
}
.po-gallery-mobile-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 5px;
}
.po-gallery-ficha-badge {
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--sky);
  color: var(--navy);
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: 0.05em;
  padding: 1px 4px;
  border-radius: 3px;
  white-space: nowrap;
}

/* ====== TABLET + MOBILE ≤1023px ====== */
@media (max-width: 1023px) {
  .nav {
    display: none !important;
  }
  .desktop-only {
    display: none !important;
  }
  .nav-hamburger {
    display: flex !important;
  }
  .nav-mobile {
    display: flex;
  }

  /* Override inline-style grids via className hooks */
  .hvls-cards {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .showcase-grid {
    grid-template-columns: 1fr !important;
  }

  /* hide hero-right for cleaner layout */
  .hero-right {
    display: none;
  }

  /* Po-topbar: prevent breadcrumb from wrapping and pushing close button off-screen */
  .po-topbar .crumbs {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    min-width: 0;
    margin-right: 12px;
  }
  .po-topbar > div:last-child {
    flex-shrink: 0;
  }

  /* Product detail: info on TOP, image below — one connected card, zero gap */
  .po-main {
    display: flex !important;
    flex-direction: column !important;
    gap: 0 !important;
  }
  /* po-left (info) — rounded top, compact padding & gaps */
  .po-left {
    border-radius: 20px 20px 0 0 !important;
    border-bottom: none !important;
    padding: 14px 16px !important;
    gap: 6px !important;
  }
  .po-left .num {
    font-size: 42px !important;
    margin: 0 !important;
    line-height: 1 !important;
  }
  .po-left h2 {
    font-size: 22px !important;
  }
  .po-left .nm-sub {
    margin-bottom: 2px !important;
  }
  .po-left p {
    margin: 6px 0 0 !important;
    font-size: 13px !important;
  }
  .po-left .po-thumbs {
    display: none !important;
  }
  .po-left-lower {
    display: none !important;
  }
  /* po-stage (image) — rounded bottom, tall enough for the product image */
  .po-stage {
    border-radius: 0 0 20px 20px !important;
    border-top: 1px solid rgba(255, 255, 255, 0.06) !important;
    min-height: 380px;
  }
  .po-stage .product-art {
    height: 360px !important;
    width: 100% !important;
    max-width: 100% !important;
  }
  .po-right {
    display: none !important;
  }
  /* gallery strip: glass panel around the scroll row so nothing clips the thumbs */
  .po-gallery-mobile {
    display: block !important;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 12px;
    padding: 10px 12px;
  }
  .po-gallery-mobile-thumb {
    width: 76px !important;
    height: 76px !important;
    flex-shrink: 0 !important;
  }
  .po-features-mobile {
    display: block !important;
    margin-top: 10px;
  }
  .po-specs-mobile {
    display: block !important;
    margin-top: 10px;
  }
  .po-bottom {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 767px) {
  .header {
    top: 8px;
    padding: 0 12px;
  }
  .logo-img {
    height: 64px !important;
    width: auto !important;
  }

  /* Hero mobile: shrink stage, center content, no overflow */
  .hero {
    padding: 16px 12px 0 !important;
  }
  .hero-stage {
    min-height: auto !important;
    border-radius: 20px !important;
  }
  .hero-content {
    padding: 28px 20px 32px !important;
    min-height: auto !important;
    gap: 20px !important;
    text-align: left;
  }
  .hero-left {
    gap: 18px;
  }
  .hero-tag {
    font-size: 10px !important;
    letter-spacing: 0.1em !important;
    max-width: 100%;
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
  }
  .hero h1 {
    font-size: 40px !important;
    margin-top: 16px !important;
    line-height: 1 !important;
  }
  .hero-sub {
    font-size: 14px !important;
    margin-top: 16px !important;
  }
  .hero-ctas {
    flex-direction: column !important;
    gap: 10px !important;
    margin-top: 20px !important;
    width: 100%;
  }
  .hero-ctas > * {
    width: 100% !important;
    justify-content: center !important;
    min-width: 0 !important;
    flex: none !important;
  }
  .hero-meta {
    display: none;
  }
  .hero-metrics {
    grid-template-columns: 1fr 1fr !important;
    margin: -1px 12px 0 !important;
    border-radius: 0 0 20px 20px !important;
  }
  .hero-metrics .m {
    padding: 16px 18px !important;
  }
  .hero-metrics .m .num {
    font-size: 28px !important;
  }
  .hero-metrics .m .desc {
    font-size: 11px !important;
  }

  /* Marquee mobile readability */
  .marquee-track {
    font-size: 38px !important;
    gap: 36px !important;
  }

  /* Celdek banner */
  .celdek-banner {
    padding: 48px var(--gutter) !important;
  }
  .celdek-actions {
    flex-direction: column !important;
  }
  .celdek-actions .btn {
    width: 100% !important;
    justify-content: center !important;
  }

  /* HVLS table: hide Flujo and Cobertura columns, fix grid to 3 tracks */
  .hvls-row {
    grid-template-columns: 1.2fr 1fr 44px !important;
  }
  .hvls-row > div:nth-child(3),
  .hvls-row > div:nth-child(4) {
    display: none !important;
  }

  /* HVLS feature cards: 2 cols instead of 4 */
  .hvls-cards {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  /* Product detail mobile refinements */
  .po-left {
    padding: 12px 14px !important;
  }
  .po-left .num {
    font-size: 36px !important;
  }
  .po-left h2 {
    font-size: 20px !important;
  }
  .po-stage {
    min-height: 300px;
  }
  .po-stage .product-art {
    height: 280px !important;
  }
  .po-gallery-mobile-thumb {
    width: 68px !important;
    height: 68px !important;
  }
  .po-stage .floater {
    display: none;
  }
  .po-stage .corner-meta {
    font-size: 8px !important;
    bottom: 12px !important;
    left: 12px !important;
  }
  .po-stage .price-bar {
    bottom: 12px !important;
    right: 12px !important;
    padding: 8px 12px !important;
    gap: 10px !important;
  }
  .po-related {
    grid-template-columns: 1fr 1fr !important;
  }
}

/* ========== FIN BLOQUE RESPONSIVE MOBILE/TABLET ========== */

/* ========== PRELOADER ========== */
.sc-preloader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, #111b27 0%, var(--navy) 55%, #182436 100%);
  overflow: hidden;
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.sc-preloader--out {
  opacity: 0;
  pointer-events: none;
}
.sc-preloader-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(70% 55% at 18% 22%, rgba(86, 124, 141, 0.3), transparent 60%),
    radial-gradient(60% 50% at 82% 78%, rgba(47, 65, 86, 0.45), transparent 60%);
  pointer-events: none;
}
/* Particle layer — reuses existing anion-drift keyframe */
.sc-preloader::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 28%, rgba(200, 217, 230, 0.45), transparent 50%),
    radial-gradient(1.5px 1.5px at 78% 18%, rgba(200, 217, 230, 0.35), transparent 50%),
    radial-gradient(1.5px 1.5px at 35% 72%, rgba(200, 217, 230, 0.4), transparent 50%),
    radial-gradient(1.5px 1.5px at 88% 60%, rgba(200, 217, 230, 0.3), transparent 50%),
    radial-gradient(1.5px 1.5px at 22% 85%, rgba(200, 217, 230, 0.35), transparent 50%),
    radial-gradient(1.5px 1.5px at 60% 40%, rgba(200, 217, 230, 0.25), transparent 50%),
    radial-gradient(1.5px 1.5px at 48% 12%, rgba(200, 217, 230, 0.3), transparent 50%),
    radial-gradient(1.5px 1.5px at 5% 55%, rgba(200, 217, 230, 0.3), transparent 50%),
    radial-gradient(1.5px 1.5px at 92% 35%, rgba(200, 217, 230, 0.25), transparent 50%),
    radial-gradient(1.5px 1.5px at 68% 88%, rgba(200, 217, 230, 0.35), transparent 50%);
  animation: anion-drift 10s ease-in-out infinite alternate;
  pointer-events: none;
}
.sc-preloader-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}
.sc-preloader-logo {
  height: 50px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}
.sc-preloader-ring {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 128px;
  height: 128px;
}
.sc-preloader-ring svg {
  position: absolute;
  inset: 0;
}
.sc-preloader-ring::before {
  content: "";
  position: absolute;
  inset: -14px;
  border-radius: 50%;
  border: 1px solid rgba(200, 217, 230, 0.06);
  animation: sc-breathe 3.2s ease-in-out infinite;
}
.sc-preloader-ring::after {
  content: "";
  position: absolute;
  inset: -28px;
  border-radius: 50%;
  border: 1px dashed rgba(200, 217, 230, 0.04);
  animation: sc-breathe 3.2s ease-in-out infinite reverse;
}
.sc-preloader-pct {
  font-family: var(--font-display);
  font-size: 54px;
  line-height: 1;
  color: var(--white);
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}
.sc-preloader-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(200, 217, 230, 0.5);
  margin: -12px 0 0;
}
.sc-preloader-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.05);
}
.sc-preloader-fill {
  height: 100%;
  background: linear-gradient(90deg, #567c8d, #c8d9e6);
  transition: width 0.3s ease;
}
.sc-preloader-foot {
  position: absolute;
  bottom: 18px;
  left: 0;
  right: 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(200, 217, 230, 0.22);
}
@keyframes sc-breathe {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.6;
  }
  50% {
    transform: scale(1.05);
    opacity: 1;
  }
}
/* ========== FIN PRELOADER ========== */