/* ============================================================
   ELSE SHAPE TECH — Global Design System
   Dark charcoal + cobalt blue · Premium glassmorphism
   ============================================================ */

/* -------- Reset & Base -------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-base);
  min-height: 100vh;
  overflow-x: clip;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; color: inherit; }
[hidden] { display: none !important; }

/* -------- Design Tokens -------- */
:root {
  /* Background layers */
  --bg-base: #07080C;
  --bg-deep: #0A0B12;
  --bg-elev-1: #11131C;
  --bg-elev-2: #161927;

  /* Cobalt primary */
  --cobalt-50:  #E6ECFF;
  --cobalt-200: #A8B9FF;
  --cobalt-400: #5B7BFF;
  --cobalt-500: #3A5BFF;
  --cobalt-600: #2347E6;
  --cobalt-700: #1733B8;

  /* Accents */
  --cyan: #4FE3FF;
  --cyan-glow: #00C9FF;
  --violet: #9B7CFF;
  --silver: #C7CDDC;

  /* Text */
  --text-primary: #F4F6FB;
  --text-secondary: #A9B0C2;
  --text-tertiary: #6B7388;
  --text-muted: #4A5168;

  /* Glass system */
  --glass-bg: rgba(20, 24, 38, 0.55);
  --glass-bg-strong: rgba(24, 28, 44, 0.78);
  --glass-bg-soft: rgba(255, 255, 255, 0.025);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-strong: rgba(255, 255, 255, 0.14);
  --glass-highlight: rgba(255, 255, 255, 0.06);

  /* Cobalt borders & glows */
  --cobalt-border: rgba(91, 123, 255, 0.35);
  --cobalt-glow-sm: 0 0 24px rgba(58, 91, 255, 0.25);
  --cobalt-glow-md: 0 0 48px rgba(58, 91, 255, 0.35);
  --cobalt-glow-lg: 0 0 96px rgba(58, 91, 255, 0.45);

  /* Shadows */
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 12px 40px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 24px 80px rgba(0, 0, 0, 0.6);

  /* Radii */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-pill: 999px;

  /* Spacing scale */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 24px;
  --sp-6: 32px;
  --sp-7: 48px;
  --sp-8: 64px;
  --sp-9: 96px;
  --sp-10: 128px;

  /* Layout */
  --container: 1240px;
  --nav-height: 100px;
  --nav-clearance: 0px; /* legacy; not used in top-nav */
  --top-nav-height: 100px; /* bottom space so content isn't hidden under nav */

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --t-fast: 180ms;
  --t-med: 320ms;
  --t-slow: 520ms;
}

/* -------- Typography -------- */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text-primary);
  text-wrap: balance;
}
h1 { font-size: clamp(2.4rem, 5vw, 4.5rem); letter-spacing: -0.035em; font-weight: 600; }
h2 { font-size: clamp(1.9rem, 3.4vw, 3rem); letter-spacing: -0.03em; }
h3 { font-size: clamp(1.3rem, 2vw, 1.7rem); letter-spacing: -0.02em; }
h4 { font-size: 1.15rem; }
p { text-wrap: pretty; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', 'Space Grotesk', monospace;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cobalt-200);
}
.eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cobalt-400));
}
.eyebrow.center { justify-content: center; }
.eyebrow.center::before { display: none; }

.lead {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.55;
  max-width: 60ch;
}

.gradient-text {
  background: linear-gradient(120deg, #FFFFFF 0%, var(--cobalt-200) 40%, var(--cyan) 80%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.cobalt-text {
  background: linear-gradient(120deg, var(--cobalt-400), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* -------- Layout primitives -------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: clamp(20px, 4vw, 40px);
}
section {
  padding-block: clamp(64px, 9vw, 128px);
  position: relative;
}
.section-head {
  max-width: 720px;
  margin-bottom: var(--sp-7);
}
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 + p { margin-top: var(--sp-4); }
.section-head .eyebrow + h2 { margin-top: var(--sp-3); }

main { padding-bottom: 0; }

/* -------- Page ambient background -------- */
.page-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1200px 800px at 12% -5%, rgba(58, 91, 255, 0.22), transparent 60%),
    radial-gradient(900px 600px at 95% 105%, rgba(0, 201, 255, 0.12), transparent 60%),
    radial-gradient(700px 500px at 50% 50%, rgba(58, 91, 255, 0.05), transparent 60%),
    var(--bg-base);
  pointer-events: none;
}
.page-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  opacity: 0.45;
}
.page-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.5 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.035;
  mix-blend-mode: overlay;
}

/* Animated cobalt orb */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.5;
  z-index: -1;
  animation: orb-drift 18s var(--ease-in-out) infinite alternate;
}
@keyframes orb-drift {
  0%   { transform: translate3d(0, 0, 0) scale(1); }
  100% { transform: translate3d(40px, -30px, 0) scale(1.1); }
}

/* -------- Glass surface -------- */
.glass {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md), inset 0 1px 0 var(--glass-highlight);
}
.glass-soft {
  background: var(--glass-bg-soft);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
}
.glass-strong {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg), inset 0 1px 0 var(--glass-highlight);
}

/* -------- Buttons -------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 24px;
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  border-radius: var(--r-pill);
  transition: all var(--t-med) var(--ease-out);
  white-space: nowrap;
  position: relative;
  isolation: isolate;
}
.btn .arrow { transition: transform var(--t-med) var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

.btn-primary {
  background: linear-gradient(135deg, var(--cobalt-500), var(--cobalt-600) 60%, var(--cobalt-700));
  color: #fff;
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow: 0 8px 24px rgba(35, 71, 230, 0.45), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(35, 71, 230, 0.6), inset 0 1px 0 rgba(255,255,255,0.3);
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, transparent, rgba(79, 227, 255, 0.3));
  opacity: 0;
  transition: opacity var(--t-med);
  z-index: -1;
}
.btn-primary:hover::after { opacity: 1; }

.btn-ghost {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border-strong);
  color: var(--text-primary);
}
.btn-ghost:hover {
  border-color: var(--cobalt-border);
  background: rgba(58, 91, 255, 0.1);
  box-shadow: var(--cobalt-glow-sm);
}

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cobalt-200);
  font-weight: 500;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: all var(--t-med) var(--ease-out);
}
.btn-link:hover {
  color: var(--cyan);
  border-bottom-color: currentColor;
}
.btn-link .arrow { transition: transform var(--t-med); }
.btn-link:hover .arrow { transform: translateX(4px); }

/* -------- Top Nav -------- */
body { padding-top: var(--top-nav-height); }

.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--top-nav-height);
  display: flex;
  align-items: center;
  transition: transform var(--t-med) var(--ease-out), background-color var(--t-med) var(--ease-out), border-color var(--t-med) var(--ease-out), backdrop-filter var(--t-med) var(--ease-out);
  border-bottom: 1px solid transparent;
}
.top-nav::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(8, 10, 16, 0.0);
  -webkit-backdrop-filter: blur(0);
  backdrop-filter: blur(0);
  transition: all var(--t-med) var(--ease-out);
  z-index: -1;
}
.top-nav.scrolled::before {
  background: rgba(8, 10, 16, 0.72);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  backdrop-filter: blur(20px) saturate(160%);
}
.top-nav.scrolled {
  border-bottom-color: var(--glass-border);
}
.top-nav.hidden {
  transform: translateY(-100%);
}
.top-nav-inner {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding-inline: clamp(20px, 4vw, 40px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.tn-brand {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1.6rem;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  flex-shrink: 0;
}
.tn-brand-mark {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
}
.tn-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.tn-brand-text small {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  color: var(--text-tertiary);
  text-transform: uppercase;
  margin-top: 4px;
}

/* Brand logo images */
.tn-brand-logo {
  height: 80px !important;
  max-height: 80px;
  width: auto !important;
  max-width: 80px;
  object-fit: contain;
  filter: brightness(1.8) contrast(1.15);
  transition: filter var(--t-fast);
  flex-shrink: 0;
}
.tn-brand:hover .tn-brand-logo {
  filter: brightness(2.2) contrast(1.2);
}

.footer-brand-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 8px;
}
.footer-brand-logo {
  height: 100px !important;
  max-height: 100px;
  width: auto !important;
  max-width: 100px;
  object-fit: contain;
  filter: brightness(1.8) contrast(1.15);
}

.tn-right {
  display: flex;
  align-items: center;
  gap: 4px;
}
.tn-items {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-right: 16px;
}
.tn-item {
  position: relative;
  padding: 10px 16px;
  border-radius: var(--r-pill);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--t-fast) var(--ease-out);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
}
.tn-item:hover, .tn-item:focus-visible {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
  outline: none;
}
.tn-item.active {
  color: var(--text-primary);
}
.tn-item.active::after {
  content: '';
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 3px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--cobalt-400), var(--cyan));
  box-shadow: 0 0 8px rgba(79, 227, 255, 0.4);
}
.tn-item[aria-haspopup="true"]::before {
  content: '';
  display: inline-block;
  width: 9px;
  height: 9px;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M6 9l6 6 6-6' stroke='black' stroke-width='2.4' fill='none'/></svg>") center/contain no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M6 9l6 6 6-6' stroke='black' stroke-width='2.4' fill='none'/></svg>") center/contain no-repeat;
  opacity: 0.55;
  margin-left: 2px;
  transition: transform var(--t-fast);
  order: 2;
}
.tn-item[aria-expanded="true"]::before { transform: rotate(180deg); }

.tn-cta {
  padding: 11px 22px;
  background: linear-gradient(135deg, var(--cobalt-500), var(--cobalt-600));
  color: #fff;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
  border-radius: var(--r-pill);
  position: relative;
  transition: all var(--t-med) var(--ease-out);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 4px 14px rgba(35, 71, 230, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.tn-cta::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  padding: 2px;
  background: linear-gradient(120deg, var(--cobalt-400), var(--cyan), var(--cobalt-400));
  background-size: 200% 100%;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--t-med);
}
.tn-cta:hover { transform: translateY(-1px); box-shadow: 0 10px 26px rgba(35, 71, 230, 0.55); }
.tn-cta.glow::after { opacity: 1; animation: cta-shimmer 2.4s linear infinite; }
@keyframes cta-shimmer {
  0%   { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

/* Mobile burger */
.tn-burger {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
}
.tn-burger svg { width: 20px; height: 20px; stroke: currentColor; }

/* -------- Mega menu (drops DOWN from top) -------- */
.tn-mega {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  width: min(960px, 92vw);
  background: rgba(14, 16, 26, 0.86);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  border: 1px solid var(--glass-border-strong);
  border-radius: 24px;
  padding: 28px;
  box-shadow:
    0 32px 80px rgba(0, 0, 0, 0.6),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-out), visibility 0s linear var(--t-med);
}
.tn-mega::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(400px 200px at 20% 0%, rgba(58, 91, 255, 0.2), transparent 70%);
  pointer-events: none;
}
.tn-mega.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
  transition: opacity var(--t-med) var(--ease-out), transform var(--t-med) var(--ease-out), visibility 0s linear 0s;
}
.tn-mega.compact { width: min(420px, 92vw); }
.tn-mega.compact .mega-grid { grid-template-columns: 1fr 1fr; }
.tn-mega .mega-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  position: relative;
}

/* Re-use .mega-item, .mega-ico, .mega-foot from original (we keep them) */
.mega-item {
  padding: 14px;
  border-radius: var(--r-md);
  display: flex;
  gap: 12px;
  align-items: flex-start;
  transition: all var(--t-fast) var(--ease-out);
  border: 1px solid transparent;
}
.mega-item:hover {
  background: rgba(58, 91, 255, 0.08);
  border-color: var(--cobalt-border);
}
.mega-ico {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(58, 91, 255, 0.25), rgba(0, 201, 255, 0.15));
  border: 1px solid var(--cobalt-border);
  display: grid;
  place-items: center;
  color: var(--cyan);
}
.mega-ico svg { width: 18px; height: 18px; }
.mega-item h4 {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 2px;
  font-family: 'Space Grotesk', sans-serif;
}
.mega-item p {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  line-height: 1.45;
}
.mega-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--glass-border);
  position: relative;
}
.mega-foot .sub {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

/* -------- Mobile drawer (full-screen, slides from right) -------- */
.tn-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(420px, 92vw);
  background: rgba(10, 12, 20, 0.97);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-left: 1px solid var(--glass-border-strong);
  padding: calc(var(--top-nav-height) + 16px) 24px 32px;
  transform: translateX(100%);
  transition: transform var(--t-med) var(--ease-out);
  z-index: 99;
  overflow-y: auto;
}
.tn-drawer.open { transform: translateX(0); }
.tn-drawer h3 {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-tertiary);
  margin: 24px 0 12px;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
}
.tn-drawer h3:first-of-type { margin-top: 8px; }
.tn-drawer ul { display: grid; gap: 4px; }
.tn-drawer li a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: all var(--t-fast);
}
.tn-drawer li a:hover {
  background: rgba(58, 91, 255, 0.08);
  border-color: var(--cobalt-border);
}
.tn-drawer .drawer-cta {
  display: flex;
  justify-content: center;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--glass-border);
}
.tn-drawer .drawer-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  display: grid;
  place-items: center;
  color: var(--text-primary);
}

.tn-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(5, 7, 12, 0.6);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--t-med), visibility 0s linear var(--t-med);
  z-index: 98;
}
.tn-backdrop.open {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--t-med), visibility 0s linear 0s;
}

/* Mobile breakpoint */
@media (max-width: 980px) {
  .tn-items, .tn-cta { display: none; }
  .tn-burger { display: inline-flex; }
}

/* -------- Go-to-top -------- */
.gtt {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(12, 14, 22, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border-strong);
  display: grid;
  place-items: center;
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px) scale(0.9);
  transition: all var(--t-med) var(--ease-out);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.gtt.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}
.gtt:hover { border-color: var(--cobalt-border); box-shadow: var(--cobalt-glow-sm); }
.gtt svg.ring { position: absolute; inset: 0; transform: rotate(-90deg); }
.gtt svg.ring circle { fill: none; stroke-width: 1.5; }
.gtt svg.ring .track { stroke: rgba(255,255,255,0.06); }
.gtt svg.ring .fill {
  stroke: url(#gttGrad);
  stroke-linecap: round;
  transition: stroke-dashoffset 100ms linear;
}
.gtt-arrow {
  width: 18px;
  height: 18px;
  stroke: var(--text-primary);
  stroke-width: 2;
  fill: none;
  opacity: 0;
  transition: opacity var(--t-med);
}
.gtt.ready .gtt-arrow { opacity: 1; }

/* -------- Cards -------- */
.card {
  position: relative;
  padding: 28px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  transition: all var(--t-med) var(--ease-out);
  overflow: hidden;
  box-shadow: var(--shadow-sm), inset 0 1px 0 var(--glass-highlight);
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 0%), rgba(58, 91, 255, 0.18), transparent 60%);
  opacity: 0;
  transition: opacity var(--t-med);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--cobalt-border);
  box-shadow: var(--shadow-md), var(--cobalt-glow-sm), inset 0 1px 0 var(--glass-highlight);
}
.card:hover::before { opacity: 1; }

.service-card { padding: 28px; display: flex; flex-direction: column; gap: 16px; }
.service-card .ico {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(58, 91, 255, 0.22), rgba(0, 201, 255, 0.12));
  border: 1px solid var(--cobalt-border);
  display: grid;
  place-items: center;
  color: var(--cyan);
}
.service-card .ico svg { width: 22px; height: 22px; }
.service-card h3 { font-size: 1.25rem; }
.service-card p { color: var(--text-secondary); font-size: 0.95rem; }
.service-card ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-tertiary);
}
.service-card ul li {
  position: relative;
  padding-left: 14px;
}
.service-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cobalt-400);
}
.service-card .btn-link { margin-top: auto; }

/* Grid */
.grid {
  display: grid;
  gap: clamp(16px, 2vw, 24px);
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

@media (max-width: 980px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* -------- Hero -------- */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-block: clamp(80px, 12vh, 140px);
  overflow: hidden;
}
.hero-inner { position: relative; z-index: 2; }
.hero h1 { margin-block: var(--sp-4); }
.hero .lead { margin-bottom: var(--sp-6); }
.hero .actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}
.hero-art {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

/* -------- Breadcrumb -------- */
.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-bottom: 24px;
}
.breadcrumb a { color: var(--text-secondary); transition: color var(--t-fast); }
.breadcrumb a:hover { color: var(--cobalt-200); }
.breadcrumb .sep { opacity: 0.4; }
.breadcrumb .cur { color: var(--text-primary); }

/* -------- Badges -------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(58, 91, 255, 0.1);
  border: 1px solid var(--cobalt-border);
  border-radius: var(--r-pill);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--cobalt-200);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.04em;
}
.badge.dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 6px var(--cyan);
}

.tech-badge {
  padding: 8px 14px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-pill);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-secondary);
  backdrop-filter: blur(10px);
}

/* -------- Metric card -------- */
.metric {
  padding: 28px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  overflow: hidden;
}
.metric::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cobalt-400), transparent);
  opacity: 0.5;
}
.metric .big {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.2rem, 3.6vw, 3.2rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  background: linear-gradient(120deg, #fff, var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.metric .label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.metric .small {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  font-family: 'JetBrains Mono', monospace;
}

/* -------- Process timeline -------- */
.timeline {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 4px;
  position: relative;
  margin-top: 32px;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 38px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cobalt-border) 10%, var(--cobalt-border) 90%, transparent);
}
.tl-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 8px;
  position: relative;
}
.tl-num {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: rgba(12, 14, 22, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--cobalt-border);
  display: grid;
  place-items: center;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--cobalt-200);
  margin-bottom: 16px;
  position: relative;
  z-index: 2;
}
.tl-num::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(58, 91, 255, 0.2), transparent 70%);
  z-index: -1;
}
.tl-step h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
  text-align: center;
}
.tl-step p {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  text-align: center;
  line-height: 1.4;
}
@media (max-width: 880px) {
  .timeline { grid-template-columns: 1fr; gap: 12px; }
  .timeline::before { display: none; }
  .tl-step { flex-direction: row; align-items: center; text-align: left; gap: 18px; padding: 12px; background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--r-md); }
  .tl-num { width: 52px; height: 52px; font-size: 1.1rem; margin-bottom: 0; flex-shrink: 0; }
  .tl-step h4, .tl-step p { text-align: left; }
}

/* -------- Final CTA section -------- */
.cta-band {
  padding: clamp(48px, 8vw, 88px);
  background: linear-gradient(135deg, rgba(58, 91, 255, 0.18), rgba(0, 201, 255, 0.08));
  border: 1px solid var(--cobalt-border);
  border-radius: var(--r-xl);
  position: relative;
  overflow: hidden;
  text-align: center;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 32px 80px rgba(0,0,0,0.4), inset 0 1px 0 var(--glass-highlight);
}
.cta-band::before {
  content: '';
  position: absolute;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(58, 91, 255, 0.35), transparent 60%);
  pointer-events: none;
}
.cta-band::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
  pointer-events: none;
}
.cta-band > * { position: relative; }
.cta-band h2 { margin-bottom: 16px; }
.cta-band p { color: var(--text-secondary); max-width: 580px; margin: 0 auto 28px; }
.cta-band .actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* -------- Footer -------- */
.footer {
  padding: 60px 0;
  border-top: 1px solid var(--glass-border);
  background: linear-gradient(180deg, transparent, rgba(58, 91, 255, 0.04));
  position: relative;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand p { font-size: 0.9rem; color: var(--text-tertiary); margin-top: 16px; max-width: 320px; }
.footer-col h4 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-tertiary);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  margin-bottom: 16px;
}
.footer-col ul { display: grid; gap: 10px; }
.footer-col a {
  color: var(--text-secondary);
  font-size: 0.92rem;
  transition: color var(--t-fast);
}
.footer-col a:hover { color: var(--cobalt-200); }
.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-tertiary);
  flex-wrap: wrap;
  gap: 16px;
}
@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* -------- FAQ accordion -------- */
.faq-item {
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: all var(--t-med);
}
.faq-item + .faq-item { margin-top: 12px; }
.faq-item.open { border-color: var(--cobalt-border); }
.faq-q {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-primary);
}
.faq-q .plus {
  width: 24px; height: 24px;
  position: relative;
  flex-shrink: 0;
}
.faq-q .plus::before, .faq-q .plus::after {
  content: '';
  position: absolute;
  background: var(--cobalt-200);
  border-radius: 2px;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  transition: transform var(--t-med) var(--ease-out);
}
.faq-q .plus::before { width: 14px; height: 2px; }
.faq-q .plus::after { width: 2px; height: 14px; }
.faq-item.open .faq-q .plus::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-slow) var(--ease-out);
}
.faq-a-inner {
  padding: 0 24px 22px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* -------- Scroll reveal -------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal.in {
  opacity: 1;
  transform: none;
}
.reveal[data-delay="1"] { transition-delay: 60ms; }
.reveal[data-delay="2"] { transition-delay: 120ms; }
.reveal[data-delay="3"] { transition-delay: 180ms; }
.reveal[data-delay="4"] { transition-delay: 240ms; }
.reveal[data-delay="5"] { transition-delay: 300ms; }
.reveal[data-delay="6"] { transition-delay: 360ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* -------- Forms -------- */
.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.field label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  font-family: 'Space Grotesk', sans-serif;
}
.field input, .field textarea, .field select {
  padding: 14px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all var(--t-med) var(--ease-out);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  width: 100%;
}
.field textarea { resize: vertical; min-height: 120px; font-family: inherit; }
.field select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' stroke='%23A9B0C2' stroke-width='2' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 16px; padding-right: 40px; }
.field select option { background-color: var(--bg-deep); color: var(--text-primary); }
.field input::placeholder, .field textarea::placeholder { color: var(--text-muted); }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--cobalt-400);
  box-shadow: 0 0 0 4px rgba(58, 91, 255, 0.15);
  background: rgba(58, 91, 255, 0.04);
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 560px) {
  .field-row { grid-template-columns: 1fr; }
}

/* -------- Quote / Pull -------- */
.pull {
  border-left: 2px solid var(--cobalt-400);
  padding: 4px 0 4px 24px;
  margin: 32px 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.35rem;
  line-height: 1.45;
  color: var(--text-primary);
  font-weight: 500;
  font-style: italic;
}

/* -------- Tabs -------- */
.tabs {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-pill);
  width: max-content;
  max-width: 100%;
  overflow-x: auto;
}
.tab {
  padding: 10px 20px;
  border-radius: var(--r-pill);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--t-fast);
  white-space: nowrap;
}
.tab.active {
  background: rgba(58, 91, 255, 0.18);
  color: var(--text-primary);
  border: 1px solid var(--cobalt-border);
}

/* -------- Mobile responsive nav -------- */
@media (max-width: 880px) {
  .bn-items { display: none; }
  .bn-burger { display: inline-flex; }
  .bn-brand { padding-right: 12px; }
  .bottom-nav { padding: 8px 8px 8px 16px; gap: 4px; }
  .bn-cta { padding: 10px 16px; font-size: 0.82rem; }
  .bottom-nav-wrap { bottom: 16px; }
}

/* ============================================================
   COMPREHENSIVE RESPONSIVE OVERRIDES
   Covers all pages: Home, About, Contact, Services, Service,
   Blog, Blog-post, Case-studies, Case-study, Insights, 404
   ============================================================ */

/* -------- Tablet (≤980px) -------- */
@media (max-width: 980px) {
  /* Hero floating glass panels — hide on tablets and below */
  .hero-art [data-parallax] { display: none !important; }
  .hero-art .hero-art-svg { display: none; }

  /* Hero min-height reduction */
  .hero { min-height: 72vh; }

  /* Mega menu grid — 2 cols on tablet */
  .tn-mega .mega-grid { grid-template-columns: repeat(2, 1fr); }
  .tn-mega.compact .mega-grid { grid-template-columns: 1fr; }
  .tn-mega { width: min(720px, 94vw); padding: 20px; }

  /* Cards — reduce hover transform */
  .card:hover { transform: translateY(-2px); }

  /* Metric numbers — scale down */
  .metric .big { font-size: clamp(1.8rem, 3vw, 2.6rem); }
}

/* -------- Mobile (≤768px) -------- */
@media (max-width: 768px) {
  /* Hero further reduction */
  .hero { min-height: auto; padding-block: clamp(60px, 10vh, 100px); }

  /* Section padding reduction */
  section { padding-block: clamp(40px, 7vw, 80px); }

  /* Card padding reduction */
  .card { padding: 20px; }
  .service-card { padding: 20px; }

  /* CTA band — reduce padding */
  .cta-band { padding: clamp(28px, 6vw, 48px); }
  .cta-band h2 { font-size: clamp(1.5rem, 4.5vw, 2.2rem); }

  /* Go-to-top — smaller and tighter to corner */
  .gtt { width: 44px; height: 44px; right: 16px; bottom: 16px; }

  /* FAQ questions — wrap text */
  .faq-q { padding: 16px 18px; font-size: 0.95rem; gap: 12px; }
  .faq-a-inner { padding: 0 18px 18px; font-size: 0.9rem; }

  /* Tabs — ensure scrollable */
  .tabs { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tab { padding: 8px 16px; font-size: 0.82rem; }

  /* Buttons — slightly smaller */
  .btn { padding: 12px 20px; font-size: 0.88rem; }

  /* Footer grid override */
  .footer { padding: 40px 0; }

  /* Metric cards */
  .metric { padding: 20px; }

  /* Breadcrumb */
  .breadcrumb { font-size: 0.78rem; flex-wrap: wrap; }

  /* Badge */
  .badge { font-size: 0.72rem; padding: 5px 10px; }

  /* Hero actions — centered stack */
  .hero .actions { flex-direction: column; align-items: center; gap: 16px; }
  .hero .actions .btn { text-align: center; justify-content: center; width: 100%; max-width: 320px; }

  /* Pull quotes */
  .pull { font-size: 1.1rem; padding-left: 18px; margin: 24px 0; }

  /* Glass panels — reduce padding */
  .glass-strong { padding: clamp(20px, 4vw, 40px) !important; }
}

/* -------- Small mobile (≤480px) -------- */
@media (max-width: 480px) {
  /* Typography scale down */
  h1 { font-size: clamp(1.8rem, 7vw, 2.6rem); }
  h2 { font-size: clamp(1.5rem, 5.5vw, 2rem); }
  h3 { font-size: clamp(1.1rem, 3.5vw, 1.4rem); }

  /* Container padding */
  .container { padding-inline: 16px; }

  /* Hero actions — stack */
  .hero .actions { gap: 10px; }

  /* Service card list */
  .service-card ul { font-size: 0.82rem; }

  /* Section head */
  .section-head { margin-bottom: var(--sp-5); }

  /* CTA band actions */
  .cta-band .actions { flex-direction: column; align-items: center; gap: 16px; }
  .cta-band .actions .btn { text-align: center; justify-content: center; width: 100%; max-width: 320px; }

  /* Footer bottom — stack */
  .footer-bottom { flex-direction: column; text-align: center; gap: 12px; }

  /* Tech badges wrap tighter */
  .tech-badge { padding: 6px 10px; font-size: 0.72rem; }

  /* Mega menu items */
  .mega-item { padding: 10px; }
  .mega-item p { display: none; }
  .mega-ico { width: 28px; height: 28px; border-radius: 8px; }
  .mega-ico svg { width: 14px; height: 14px; }

  /* Eyebrow */
  .eyebrow { font-size: 0.68rem; }

  /* Lead text */
  .lead { font-size: clamp(0.95rem, 2.8vw, 1.1rem); }

  /* Go-to-top — even tighter */
  .gtt { width: 40px; height: 40px; right: 12px; bottom: 12px; }
}

/* -------- Universal inline-grid collapser --------
   For pages using inline style grid-template-columns, these
   attribute selectors provide a safety net when page-specific
   <style> blocks are missing.                              */
@media (max-width: 880px) {
  [style*="grid-template-columns: 1fr 1.4fr"],
  [style*="grid-template-columns: 1fr 1.5fr"],
  [style*="grid-template-columns: 1fr 1.6fr"],
  [style*="grid-template-columns: 1.3fr 1fr"],
  [style*="grid-template-columns: 1.5fr 1fr"],
  [style*="grid-template-columns: 1.1fr 1fr"],
  [style*="grid-template-columns: 220px 1fr"] {
    grid-template-columns: 1fr !important;
    gap: 24px !important;
  }
  /* Sticky sidebars — unstick on mobile */
  [style*="position:sticky"] {
    position: static !important;
  }
}

/* -------- Particle field accent -------- */
.particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.4;
}
.particles span {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 4px var(--cyan);
  animation: float-up 20s linear infinite;
}
@keyframes float-up {
  0% { transform: translateY(100vh); opacity: 0; }
  10% { opacity: 0.6; }
  90% { opacity: 0.6; }
  100% { transform: translateY(-10vh); opacity: 0; }
}

@keyframes spin { to { transform: rotate(360deg); } }