/* ==========================================================================
   Orion Robotics — Design System
   Palette derived from the Orion Robotics brand mark (royal blue / navy /
   cyan). Layout language inspired by modern industrial-automation sites:
   alternating light bands, icon card grids, dark feature bands, stat strips.
   ========================================================================== */

:root {
  /* Brand */
  --navy-950: #050e1f;
  --navy-900: #081a33;
  --navy-800: #0d2749;
  --navy-700: #143562;
  --blue-600: #1c5bd8;
  --blue-500: #2e6ff2;
  --blue-400: #5b8ef7;
  --cyan-400: #38bdf8;
  --cyan-300: #67d5ff;

  /* Surfaces */
  --sky-50: #f4f9ff;
  --sky-100: #eaf3fe;
  --white: #ffffff;

  /* Text */
  --ink-900: #0f1e33;
  --ink-700: #2b3d55;
  --ink-600: #48596f;
  --ink-400: #7c8ba1;
  --ink-inverse: #eaf2ff;
  --ink-inverse-dim: #a8bcd9;

  /* Lines & effects */
  --line: #dce8f7;
  --line-dark: rgba(103, 213, 255, 0.14);
  --shadow-sm: 0 1px 2px rgba(8, 26, 51, 0.06), 0 2px 8px rgba(8, 26, 51, 0.06);
  --shadow-md: 0 6px 18px rgba(8, 26, 51, 0.1), 0 2px 6px rgba(8, 26, 51, 0.06);
  --shadow-lg: 0 20px 50px rgba(8, 26, 51, 0.18);
  --glow-cyan: 0 0 40px rgba(56, 189, 248, 0.35);

  /* Type */
  --font-head: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  /* Rhythm */
  --radius: 14px;
  --radius-lg: 22px;
  --container: 1180px;
  --header-h: 76px;
}

/* --------------------------------------------------------------------------
   Reset & base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink-700);
  background: var(--white);
  overflow-x: hidden;
}

img,
svg,
video,
canvas {
  max-width: 100%;
  display: block;
}

a {
  color: var(--blue-600);
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

::selection {
  background: var(--blue-600);
  color: #fff;
}

:focus-visible {
  outline: 3px solid var(--cyan-400);
  outline-offset: 2px;
  border-radius: 4px;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1,
h2,
h3,
h4 {
  font-family: var(--font-head);
  color: var(--ink-900);
  line-height: 1.15;
  letter-spacing: -0.015em;
  font-weight: 700;
}

h1 { font-size: clamp(2.3rem, 5.2vw, 3.9rem); }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.7rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); }
h4 { font-size: 1.05rem; }

.lead {
  font-size: clamp(1.02rem, 1.6vw, 1.2rem);
  color: var(--ink-600);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 1rem;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--blue-600), var(--cyan-400));
}

.section--dark .eyebrow { color: var(--cyan-300); }

.text-gradient {
  background: linear-gradient(92deg, var(--blue-400), var(--cyan-300));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* --------------------------------------------------------------------------
   Layout primitives
   -------------------------------------------------------------------------- */
.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

.section { padding-block: clamp(4rem, 9vw, 6.5rem); }

section[id] { scroll-margin-top: var(--header-h); }

.section--tint {
  background:
    radial-gradient(720px 400px at 92% 0%, rgba(46, 111, 242, 0.07), transparent 60%),
    radial-gradient(620px 360px at 0% 100%, rgba(56, 189, 248, 0.08), transparent 55%),
    var(--sky-50);
}

.section--dark {
  background:
    radial-gradient(900px 480px at 85% -10%, rgba(28, 91, 216, 0.28), transparent 60%),
    radial-gradient(700px 420px at 8% 110%, rgba(56, 189, 248, 0.12), transparent 55%),
    var(--navy-900);
  color: var(--ink-inverse-dim);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 { color: var(--ink-inverse); }

.section-head {
  max-width: 720px;
  margin-bottom: clamp(2.2rem, 5vw, 3.5rem);
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

.section-head.center .eyebrow { justify-content: center; }

.section-head .lead { margin-top: 0.9rem; }

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: 1.5rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 980px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-2,
  .grid-3,
  .grid-4 { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.98rem;
  padding: 0.85rem 1.7rem;
  border-radius: 999px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease,
    color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}

.btn svg { width: 18px; height: 18px; }

.btn-primary {
  background: linear-gradient(120deg, var(--blue-600), var(--blue-500));
  color: #fff;
  box-shadow: 0 8px 22px rgba(28, 91, 216, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(28, 91, 216, 0.45);
}

.btn-outline {
  border: 2px solid var(--line);
  color: var(--ink-900);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--blue-600);
  color: var(--blue-600);
  transform: translateY(-2px);
}

.section--dark .btn-outline,
.hero .btn-outline,
.cta-band .btn-outline,
.page-hero .btn-outline {
  border-color: rgba(168, 188, 217, 0.45);
  color: var(--ink-inverse);
}

.section--dark .btn-outline:hover,
.hero .btn-outline:hover,
.cta-band .btn-outline:hover,
.page-hero .btn-outline:hover {
  border-color: var(--cyan-300);
  color: var(--cyan-300);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--blue-600);
}

.link-arrow svg {
  width: 17px;
  height: 17px;
  transition: transform 0.2s ease;
}

.link-arrow:hover svg { transform: translateX(4px); }

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.86);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.header.scrolled {
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-sm);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand { display: inline-flex; align-items: center; }

.brand img { height: 48px; width: auto; }

.nav { display: flex; align-items: center; gap: 2rem; }

.nav a {
  font-weight: 600;
  font-size: 0.97rem;
  color: var(--ink-700);
  position: relative;
  padding-block: 0.35rem;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--blue-600), var(--cyan-400));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav a:hover::after,
.nav a.active::after { transform: scaleX(1); }

.nav a.active { color: var(--blue-600); }

.header .btn { padding: 0.65rem 1.4rem; font-size: 0.92rem; }

/* CTA lives twice in the header markup: .header-cta for desktop, .nav .btn for
   the mobile panel — only one is visible at a time. */
.nav .btn { display: none; }

/* Product mega-menu */
.nav-item { position: relative; }

.nav-item-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.97rem;
  color: var(--ink-700);
  padding-block: 0.35rem;
}

.nav-item-toggle svg {
  width: 14px;
  height: 14px;
  transition: transform 0.2s ease;
}

.nav-item.open .nav-item-toggle svg,
.nav-item:hover .nav-item-toggle svg { transform: rotate(180deg); }

.mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform-origin: top center;
  transform: translateX(-50%) translateY(6px) scale(0.96);
  width: min(92vw, 740px);
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  backdrop-filter: blur(28px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(28, 91, 216, 0.06);
  padding: 1.6rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.28s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.28s;
  z-index: 20;
}

.nav-item.open .mega-menu,
.nav-item:hover .mega-menu,
.nav-item:focus-within .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(2px) scale(1);
}

.mega-col + .mega-col { border-left: 1px solid rgba(103, 130, 168, 0.18); padding-left: 1.6rem; }

.mega-col h4 {
  font-family: var(--font-head);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 0.8rem;
}

.mega-col a {
  display: block;
  padding: 0.55rem 0.5rem;
  margin-inline: -0.5rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.94rem;
  color: var(--ink-900);
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.mega-col a:hover {
  background: rgba(28, 91, 216, 0.08);
  color: var(--blue-600);
  transform: translateX(2px);
}

.mega-col a::after { display: none; }

@media (max-width: 900px) {
  .nav-item-toggle { width: 100%; justify-content: space-between; padding: 0.85rem 0.25rem; border-bottom: 1px solid var(--sky-100); }

  .mega-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    width: auto;
    box-shadow: none;
    border: none;
    padding: 0.5rem 0 0.5rem 1rem;
    display: none;
    grid-template-columns: 1fr;
    gap: 1.1rem;
    background: var(--sky-50);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    border-radius: 10px;
    margin-bottom: 0.3rem;
  }

  .nav-item.open .mega-menu { display: grid; }

  .nav-item.open .nav-item-toggle { border-bottom-color: transparent; }

  .mega-col + .mega-col { border-left: none; padding-left: 0; border-top: 1px solid var(--line); padding-top: 1rem; }
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 24px;
  height: 2.5px;
  border-radius: 2px;
  background: var(--ink-900);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: flex; }

  .header .header-cta { display: none; }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    padding: 0.5rem 1.25rem 1.25rem;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.25s ease, opacity 0.25s ease, visibility 0.25s;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav a { padding: 0.85rem 0.25rem; border-bottom: 1px solid var(--sky-100); }

  .nav a::after { display: none; }

  .nav .btn {
    display: inline-flex;
    margin-top: 1rem;
    justify-content: center;
    border-bottom: none;
  }
}

/* --------------------------------------------------------------------------
   Home hero (constellation canvas)
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 94svh;
  display: flex;
  align-items: center;
  padding-block: calc(var(--header-h) + 1.75rem) 2.25rem;
  background:
    radial-gradient(1100px 600px at 78% 18%, rgba(28, 91, 216, 0.4), transparent 62%),
    radial-gradient(800px 500px at 12% 88%, rgba(56, 189, 248, 0.16), transparent 58%),
    linear-gradient(180deg, var(--navy-950), var(--navy-900) 70%, var(--navy-800));
  color: var(--ink-inverse-dim);
  overflow: hidden;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.85;
}

.hero--video-only {
  padding: 0;
  background: var(--navy-950);
}

.hero--video-only video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero h1 { color: #fff; margin: 1.1rem 0 1.2rem; }

.hero .lead { color: var(--ink-inverse-dim); max-width: 34rem; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--cyan-300);
  border: 1px solid var(--line-dark);
  background: rgba(56, 189, 248, 0.08);
  padding: 0.45rem 1rem;
  border-radius: 999px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan-400);
  box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.7);
  animation: pulse-dot 2.2s infinite;
}

@keyframes pulse-dot {
  70% { box-shadow: 0 0 0 9px rgba(56, 189, 248, 0); }
  100% { box-shadow: 0 0 0 0 rgba(56, 189, 248, 0); }
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 2.2rem;
  margin-top: 2.8rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--line-dark);
}

.hero-metrics .metric strong {
  display: block;
  font-family: var(--font-head);
  font-size: 1.7rem;
  color: #fff;
  letter-spacing: -0.02em;
}

.hero-metrics .metric span { font-size: 0.87rem; }

.hero-visual { position: relative; }

.hero-visual .frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-dark);
  box-shadow: var(--shadow-lg), var(--glow-cyan);
  animation: hero-float 7s ease-in-out infinite;
}

.hero-visual .frame img,
.hero-visual .frame video { width: 100%; display: block; }

.hero-visual .frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(5, 14, 31, 0.55));
  pointer-events: none;
}

.hero-visual .scanline {
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--cyan-300), transparent);
  filter: drop-shadow(0 0 8px var(--cyan-400));
  animation: scan 4.5s ease-in-out infinite;
  pointer-events: none;
}

@keyframes scan {
  0%, 100% { top: 6%; opacity: 0; }
  10% { opacity: 1; }
  50% { top: 92%; opacity: 1; }
  60% { opacity: 0; }
}

@keyframes hero-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 1.6rem;
  transform: translateX(-50%);
  z-index: 2;
  color: var(--ink-inverse-dim);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.scroll-cue::after {
  content: "";
  width: 1.5px;
  height: 34px;
  background: linear-gradient(180deg, var(--cyan-400), transparent);
  animation: cue 1.8s ease-in-out infinite;
}

@keyframes cue {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

@media (max-width: 900px) {
  .hero { min-height: 0; }

  .hero .container { grid-template-columns: 1fr; }

  .hero-visual { margin-top: 1rem; }

  .scroll-cue { display: none; }

  .hero--video-only { min-height: 68svh; }
}

/* --------------------------------------------------------------------------
   Inner page hero
   -------------------------------------------------------------------------- */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + clamp(3.5rem, 8vw, 5.5rem)) 0 clamp(3.5rem, 7vw, 5rem);
  background:
    radial-gradient(900px 480px at 82% 0%, rgba(28, 91, 216, 0.38), transparent 60%),
    radial-gradient(600px 360px at 5% 100%, rgba(56, 189, 248, 0.14), transparent 55%),
    linear-gradient(180deg, var(--navy-950), var(--navy-900));
  color: var(--ink-inverse-dim);
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(103, 213, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(103, 213, 255, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(720px 420px at 60% 30%, #000, transparent 75%);
  mask-image: radial-gradient(720px 420px at 60% 30%, #000, transparent 75%);
}

.page-hero .container { position: relative; }

.page-hero h1 { color: #fff; max-width: 18ch; }

.page-hero .lead { max-width: 44rem; margin-top: 1.2rem; }

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem 1.6rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

/* Gradient accent bar that sweeps in along the top edge on hover */
.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: var(--radius) var(--radius) 0 0;
  background: linear-gradient(90deg, var(--blue-600), var(--cyan-400));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
  z-index: 1;
}

.card:hover::before { transform: scaleX(1); }

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(28, 91, 216, 0.35);
}

.card p { font-size: 0.95rem; }

.icon-circle {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(28, 91, 216, 0.12), rgba(56, 189, 248, 0.14));
  color: var(--blue-600);
  margin-bottom: 0.4rem;
  transition: background 0.25s ease, color 0.25s ease;
}

.icon-circle svg { width: 26px; height: 26px; }

.card:hover .icon-circle {
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-400));
  color: #fff;
}

.section--dark .card {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line-dark);
  box-shadow: none;
}

.section--dark .card p { color: var(--ink-inverse-dim); }

.section--dark .card:hover { border-color: rgba(103, 213, 255, 0.4); }

.section--dark .icon-circle {
  background: rgba(56, 189, 248, 0.12);
  color: var(--cyan-300);
}

/* Division / product cards with image */
.card-media {
  padding: 0;
  overflow: hidden;
}

.card-media .media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--sky-100);
}

.card-media .media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.card-media:hover .media img { transform: scale(1.06); }

.card-media .media .tag {
  position: absolute;
  top: 0.9rem;
  left: 0.9rem;
  background: rgba(8, 26, 51, 0.78);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  color: var(--cyan-300);
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
}

.card-media .body {
  padding: 1.5rem 1.6rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  flex: 1;
}

.card-media .body .link-arrow { margin-top: auto; padding-top: 0.5rem; }

/* --------------------------------------------------------------------------
   Split feature (media + copy)
   -------------------------------------------------------------------------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.2rem, 5vw, 4.5rem);
  align-items: center;
}

.split + .split { margin-top: clamp(3.5rem, 7vw, 5.5rem); }

.split .media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--line);
}

.split .media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

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

.split .media::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.split.reverse .media { order: 2; }

@media (max-width: 880px) {
  .split { grid-template-columns: 1fr; }
  .split.reverse .media { order: 0; }
}

.check-list { display: grid; gap: 0.85rem; margin-top: 1.4rem; }

.check-list li {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
  font-size: 0.98rem;
}

.check-list li svg {
  width: 22px;
  height: 22px;
  flex: none;
  margin-top: 2px;
  color: var(--blue-600);
}

.section--dark .check-list li svg { color: var(--cyan-300); }

.check-list li strong { color: var(--ink-900); }

.section--dark .check-list li strong { color: var(--ink-inverse); }

/* --------------------------------------------------------------------------
   Stats band
   -------------------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.stats .stat {
  padding: 1.6rem 1rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line-dark);
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.stats .stat:hover {
  transform: translateY(-4px);
  border-color: rgba(103, 213, 255, 0.4);
  background: rgba(56, 189, 248, 0.07);
}

.stats .stat strong {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 2.9rem);
  color: #fff;
  letter-spacing: -0.02em;
}

.stats .stat strong .unit { color: var(--cyan-300); font-size: 0.7em; }

.stats .stat > span { font-size: 0.9rem; color: var(--ink-inverse-dim); }

@media (max-width: 880px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
}

/* --------------------------------------------------------------------------
   Industry marquee (auto-scrolling band, DAA-style)
   -------------------------------------------------------------------------- */
.marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 38s linear infinite;
}

.marquee:hover .marquee-track { animation-play-state: paused; }

.marquee-group {
  display: flex;
  gap: 1.5rem;
  padding-right: 1.5rem;
  flex: none;
}

.marquee + .marquee { margin-top: 1.5rem; }

.marquee-track.rev {
  animation-direction: reverse;
  animation-duration: 46s;
}

@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* Industry cards inside the marquee */
.ind-card {
  width: clamp(232px, 24vw, 272px);
  flex: none;
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line-dark);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

a.ind-card {
  display: block;
  color: inherit;
  text-decoration: none;
}

.marquee--lg .ind-card { width: clamp(260px, 27vw, 330px); }

.ind-card:hover {
  transform: translateY(-6px);
  border-color: rgba(103, 213, 255, 0.5);
  box-shadow: 0 14px 34px rgba(3, 10, 24, 0.5), 0 0 26px rgba(56, 189, 248, 0.18);
}

.ind-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.ind-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.ind-card:hover .ind-media img { transform: scale(1.07); }

/* Branded gradient visual for industries without photography yet */
.ind-media.grad {
  display: grid;
  place-items: center;
}

.ind-media.grad::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.16) 1px, transparent 1px);
  background-size: 14px 14px;
  opacity: 0.5;
}

.ind-media.grad svg {
  position: relative;
  width: 52px;
  height: 52px;
  color: rgba(234, 242, 255, 0.9);
  filter: drop-shadow(0 4px 14px rgba(5, 14, 31, 0.45));
  transition: transform 0.3s ease;
}

.ind-card:hover .ind-media.grad svg { transform: scale(1.12); }

.ind-media.g1 { background: linear-gradient(135deg, var(--navy-700), var(--blue-500)); }
.ind-media.g2 { background: linear-gradient(135deg, var(--navy-800), #0e7ab8); }
.ind-media.g3 { background: linear-gradient(135deg, #2b3a8f, #6d5df6); }
.ind-media.g4 { background: linear-gradient(135deg, #0d4f5c, #14b8a6); }

.ind-label {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  padding: 0.9rem 1rem 1rem;
}

.ind-label .icon-circle {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  margin: 0;
  flex: none;
  background: rgba(56, 189, 248, 0.12);
  color: var(--cyan-300);
}

.ind-label .icon-circle svg { width: 20px; height: 20px; }

.ind-card:hover .ind-label .icon-circle {
  background: linear-gradient(135deg, var(--blue-500), var(--cyan-400));
  color: #fff;
}

.ind-label strong {
  display: block;
  font-family: var(--font-head);
  font-size: 0.96rem;
  line-height: 1.25;
  color: var(--ink-inverse);
}

.ind-label small {
  display: block;
  font-size: 0.75rem;
  color: var(--ink-inverse-dim);
  margin-top: 0.1rem;
}

@media (prefers-reduced-motion: reduce) {
  .marquee {
    -webkit-mask-image: none;
    mask-image: none;
    overflow-x: auto;
  }

  .marquee-track { animation: none; }
}

/* --------------------------------------------------------------------------
   Feature duo (About Us mini feature cards)
   -------------------------------------------------------------------------- */
.feature-duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
  margin-top: 1.6rem;
}

.feature-duo .feature {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.feature-duo .feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(28, 91, 216, 0.35);
}

.feature-duo .feature .icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  margin-bottom: 0.6rem;
}

.feature-duo .feature .icon-circle svg { width: 22px; height: 22px; }

.feature-duo .feature:hover .icon-circle {
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-400));
  color: #fff;
}

.feature-duo .feature h3 { font-size: 1.02rem; margin-bottom: 0.3rem; }

.feature-duo .feature p { font-size: 0.88rem; color: var(--ink-600); }

@media (max-width: 640px) {
  .feature-duo { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   Compact application tiles
   -------------------------------------------------------------------------- */
.app-tile {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.2rem 1.3rem;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.app-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(28, 91, 216, 0.35);
}

.app-tile .icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  margin: 0;
  flex: none;
}

.app-tile .icon-circle svg { width: 22px; height: 22px; }

.app-tile:hover .icon-circle {
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-400));
  color: #fff;
}

.app-tile h3,
.app-tile h4 { font-size: 1.05rem; margin-bottom: 0.15rem; }

.app-tile p { font-size: 0.88rem; color: var(--ink-600); }

/* --------------------------------------------------------------------------
   Applications carousel (auto-rotating, mixed grid of every application)
   -------------------------------------------------------------------------- */
.app-carousel-head {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
}

.app-carousel-dots {
  display: flex;
  gap: 0.5rem;
}

.app-carousel-dots button {
  width: 30px;
  height: 6px;
  border-radius: 999px;
  background: var(--line);
  padding: 0;
  transition: background 0.25s ease, width 0.25s ease;
}

.app-carousel-dots button.active {
  background: linear-gradient(90deg, var(--blue-600), var(--cyan-400));
  width: 42px;
}

.app-carousel {
  position: relative;
  min-height: 420px;
}

.app-carousel-page {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  grid-auto-rows: 1fr;
  gap: 1.1rem;
  align-content: start;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.45s ease, transform 0.45s ease, visibility 0.45s;
  pointer-events: none;
}

.app-carousel-page.active {
  position: relative;
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.app-mini-tile {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  gap: 0.7rem;
  padding: 1.3rem 1.3rem;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.app-mini-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(28, 91, 216, 0.35);
}

.app-mini-tile .icon-circle {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  margin: 0;
}

.app-mini-tile .icon-circle svg { width: 21px; height: 21px; }

.app-mini-tile:hover .icon-circle {
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-400));
  color: #fff;
}

.app-mini-tile h4 {
  font-size: 0.98rem;
  color: var(--ink-900);
  line-height: 1.25;
}

.app-mini-tile p {
  font-size: 0.82rem;
  color: var(--ink-600);
  line-height: 1.4;
}

@media (max-width: 1080px) {
  .app-carousel-page { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
  .app-carousel-page { grid-template-columns: repeat(2, 1fr); }
}

/* --------------------------------------------------------------------------
   Spec strip (small technical spec chips under a feature)
   -------------------------------------------------------------------------- */
.spec-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.spec-strip .spec {
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--ink-900);
  background: var(--sky-100);
  border: 1px solid var(--line);
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
}

.section--dark .spec-strip .spec {
  color: var(--cyan-300);
  background: rgba(56, 189, 248, 0.08);
  border-color: var(--line-dark);
}

/* --------------------------------------------------------------------------
   Spec table (full key/value technical specification list)
   -------------------------------------------------------------------------- */
.spec-table {
  margin-top: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--sky-100);
}

.spec-table .row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 1rem;
  font-size: 0.92rem;
  border-top: 1px solid var(--line);
}

.spec-table .row:first-child { border-top: none; }

.spec-table .row dt {
  color: var(--ink-600);
  font-weight: 500;
}

.spec-table .row dd {
  color: var(--ink-900);
  font-family: var(--font-head);
  font-weight: 700;
  text-align: right;
}

.section--dark .spec-table {
  background: rgba(56, 189, 248, 0.05);
  border-color: var(--line-dark);
}

.section--dark .spec-table .row { border-top-color: var(--line-dark); }

.section--dark .spec-table .row dt { color: var(--ink-inverse-dim); }

.section--dark .spec-table .row dd { color: var(--cyan-300); }

/* --------------------------------------------------------------------------
   Blog
   -------------------------------------------------------------------------- */
.post-meta {
  font-size: 0.82rem;
  color: var(--ink-400);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.post-meta + h3 { margin-top: 0.3rem; }

.article {
  max-width: 42rem;
  margin-inline: auto;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.85rem;
  color: var(--ink-inverse-dim);
  margin-bottom: 1rem;
}

.article-meta .dot-sep {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.6;
}

.article-hero-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: clamp(2rem, 5vw, 3rem);
}

.article-hero-img img { width: 100%; }

.article-body { max-width: 42rem; margin-inline: auto; }

.article-body p { margin-bottom: 1.3rem; font-size: 1.05rem; }

.article-body h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.8rem);
  margin: 2.4rem 0 1rem;
}

.article-body blockquote {
  border-left: 3px solid var(--blue-600);
  padding: 0.3rem 0 0.3rem 1.4rem;
  margin: 2rem 0;
  font-family: var(--font-head);
  font-size: 1.2rem;
  color: var(--ink-900);
}

.article-footer {
  max-width: 42rem;
  margin: 2.5rem auto 0;
  padding-top: 1.8rem;
  border-top: 1px solid var(--line);
}

/* --------------------------------------------------------------------------
   Team
   -------------------------------------------------------------------------- */
.person { text-align: center; }

.person .photo {
  width: min(100%, 240px);
  aspect-ratio: 1;
  margin-inline: auto;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid #fff;
  box-shadow: var(--shadow-md);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.person:hover .photo {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), 0 0 0 4px rgba(56, 189, 248, 0.25);
}

.person .photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.person:hover .photo img { transform: scale(1.06); }

.person h3 { margin-top: 1.2rem; }

.person .role {
  color: var(--blue-600);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.person p { font-size: 0.92rem; }

/* --------------------------------------------------------------------------
   CTA band
   -------------------------------------------------------------------------- */
.cta-band {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.5rem, 5vw, 4rem);
  background:
    radial-gradient(700px 380px at 88% 20%, rgba(56, 189, 248, 0.25), transparent 60%),
    linear-gradient(120deg, var(--navy-900), var(--navy-700));
  color: var(--ink-inverse-dim);
  display: grid;
  grid-template-columns: 1.4fr auto;
  align-items: center;
  gap: 2rem;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(103, 213, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(103, 213, 255, 0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: radial-gradient(600px 300px at 80% 50%, #000, transparent 70%);
  mask-image: radial-gradient(600px 300px at 80% 50%, #000, transparent 70%);
}

.cta-band > * { position: relative; }

.cta-band h2 { color: #fff; margin-bottom: 0.6rem; }

.cta-band .actions { display: flex; gap: 1rem; flex-wrap: wrap; }

@media (max-width: 880px) {
  .cta-band { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   Contact page
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

@media (max-width: 880px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.contact-grid.solo {
  grid-template-columns: 1fr;
  max-width: 760px;
  margin-inline: auto;
}

.contact-grid.solo .form-card { padding: clamp(2rem, 5vw, 3.2rem); }

.contact-grid.solo .form-card h3 { font-size: 1.3rem; }

.contact-card {
  position: relative;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.3rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.contact-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--blue-600), var(--cyan-400));
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.3s ease;
}

.contact-card:hover::before { transform: scaleY(1); }

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(28, 91, 216, 0.35);
}

.contact-card .icon-circle {
  margin: 0;
  flex: none;
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-400));
  color: #fff;
}

.contact-card + .contact-card { margin-top: 1rem; }

.contact-card h3 { margin-bottom: 0.2rem; }

.contact-card p,
.contact-card a { font-size: 0.95rem; }

.form-card {
  position: relative;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.form-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue-600), var(--cyan-400));
}

.form-card h3 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.4rem;
}

.form-card h3::before {
  content: "";
  width: 34px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--blue-600), var(--cyan-400));
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }

.form-grid .full { grid-column: 1 / -1; }

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
}

.field label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--ink-900);
  margin-bottom: 0.4rem;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  font: inherit;
  color: var(--ink-900);
  background: var(--sky-50);
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.field textarea { resize: vertical; min-height: 140px; }

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--blue-600);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(28, 91, 216, 0.12);
}

.form-note { font-size: 0.82rem; color: var(--ink-400); margin-top: 1rem; }

.form-status {
  display: none;
  margin-top: 1rem;
  padding: 0.9rem 1.1rem;
  border-radius: 10px;
  font-size: 0.92rem;
  font-weight: 600;
}

.form-status.ok {
  display: block;
  background: #e8f8f0;
  color: #0c6b43;
  border: 1px solid #b5e8cf;
}

.form-status.err {
  display: block;
  background: #fdeeee;
  color: #a12c2c;
  border: 1px solid #f3c5c5;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--navy-950);
  color: var(--ink-inverse-dim);
  padding: clamp(3.5rem, 7vw, 5rem) 0 0;
  border-top: 1px solid var(--line-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}

@media (max-width: 980px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer .brand-block img {
  height: 46px;
  width: auto;
}

.footer .brand-block p {
  font-size: 0.92rem;
  margin-top: 1.1rem;
  max-width: 30rem;
}

.footer h4 {
  color: #fff;
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}

.footer ul { display: grid; gap: 0.6rem; }

.footer ul a {
  display: inline-block;
  color: var(--ink-inverse-dim);
  font-size: 0.94rem;
  transition: color 0.2s ease, transform 0.2s ease;
}

.footer ul a:hover {
  color: var(--cyan-300);
  transform: translateX(4px);
}

.footer .contact-line {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  font-size: 0.94rem;
}

.footer .contact-line svg {
  width: 19px;
  height: 19px;
  flex: none;
  margin-top: 3px;
  color: var(--cyan-300);
}

.footer .contact-line a { color: var(--ink-inverse-dim); }

.footer .contact-line a:hover { color: var(--cyan-300); }

.footer-bottom {
  border-top: 1px solid var(--line-dark);
  padding: 1.4rem 0;
  font-size: 0.85rem;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   Reveal-on-scroll
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: var(--d, 0s);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.center { text-align: center; }

/* --------------------------------------------------------------------------
   Branded scrollbar (WebKit)
   -------------------------------------------------------------------------- */
::-webkit-scrollbar { width: 12px; }

::-webkit-scrollbar-track { background: var(--sky-100); }

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--blue-500), var(--cyan-400));
  border-radius: 8px;
  border: 3px solid var(--sky-100);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--blue-600), var(--cyan-400));
}