/* ====================================================================
   GIA — General Intelligence Agency
   Design tokens + site styles (single file, no external JS deps)
   ==================================================================== */

/* ---------- Fonts ---------------------------------------------------- */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('./fonts/Inter-Regular.otf') format('opentype');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('./fonts/Inter-Medium.otf') format('opentype');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('./fonts/Inter-SemiBold.otf') format('opentype');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('./fonts/Inter-Bold.otf') format('opentype');
}
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700;800&display=swap');

:root {
  color-scheme: dark;

  /* Core palette */
  --gic-black:          #111217;
  --gic-gunmetal:       #2B303A;
  --gic-isabelline:     #F4EFEA;
  --gic-french-gray:    #C3C6CD;
  --gic-white:          #FEFEFE;

  /* Brand duo */
  --gic-teal-950:       #022826;
  --gic-teal-900:       #085A47;
  --gic-teal-800:       #255553;
  --gic-teal-700:       #3D827F;
  --gic-teal-600:       #4A9693;
  --gic-gold-800:       #AA8930;
  --gic-gold-700:       #C6A242;
  --gic-gold-600:       #D0B859;
  --gic-gold-500:       #D8C776;

  /* Gradients */
  --gic-gradient: linear-gradient(135deg, #255553 0%, #3D827F 33%, #C6A242 80%, #D0B859 100%);
  --gic-gradient-v: linear-gradient(180deg, #255553 0%, #3D827F 33%, #C6A242 80%, #D0B859 100%);
  --gic-gradient-radial: radial-gradient(circle at 30% 30%, #022826 0%, #085A47 33%, #AA8930 80%, #D0B859 100%);

  /* Surfaces */
  --gic-bg:             #111217;
  --gic-bg-raised:      #17161F;
  --gic-bg-card:        #181920;
  --gic-bg-sunken:      #13141B;
  --gic-bg-panel:       #1E1E2A;
  --gic-bg-elevated:    #2B303A;
  --gic-surface-tint:   rgba(195,198,205,0.04);

  --gic-border:         #292A33;
  --gic-border-strong:  #2B303A;
  --gic-border-subtle:  rgba(128,133,141,0.20);
  --gic-border-faint:   rgba(128,133,141,0.10);
  --gic-border-focus:   #C6A242;

  /* Text */
  --gic-fg1:            #FEFEFE;
  --gic-fg2:            #C3C6CD;
  --gic-fg3:            #80858D;
  --gic-fg4:            rgba(128,133,141,0.6);
  --gic-fg-inverse:     #111217;
  --gic-fg-gradient:    linear-gradient(135deg, #3D827F 0%, #C6A242 70%, #D0B859 100%);

  /* Semantic */
  --gic-success:        #12B76A;
  --gic-warning:        #F79009;
  --gic-danger:         #D92D20;

  /* Typography */
  --font-sans:          'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display:       'Inter', system-ui, sans-serif;
  --font-logo:          'DM Sans', 'Inter', sans-serif;

  /* Radii */
  --radius-md:   8px;
  --radius-xl:   16px;

  /* Shadows */
  --shadow-2xl: 0 24px 48px -12px rgba(0,0,0,0.65);
  --shadow-focus-gold: 0 0 0 4px rgba(198,162,66,0.28);

  /* Motion */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ====================================================================
   Reset & base
   ==================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; background: var(--gic-bg); }
body {
  color: var(--gic-fg2);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: -0.01em;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
::selection { background: rgba(198,162,66,0.32); color: #fff; }

/* ====================================================================
   Gradient text
   ==================================================================== */
.text-gradient {
  background: var(--gic-fg-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

/* ====================================================================
   Eyebrow
   ==================================================================== */
.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 11px;
  color: var(--gic-fg3);
  margin: 0 0 24px;
  font-weight: 500;
}
.eyebrow::before { content: "\00B7\00A0"; color: var(--gic-gold-600); }

/* ====================================================================
   NAV
   ==================================================================== */
.gia-nav {
  position: sticky; top: 0; z-index: 60;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 80px;
  background: rgba(17,18,23,0.75);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--gic-border);
}
.gia-logo {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; color: #fff;
}
.gia-logo-mark { color: #fff; flex: none; }
.gia-logo-wordmark {
  display: flex; align-items: baseline; gap: 8px;
}
.gia-logo-wordmark .g1 {
  font-family: 'DM Sans', sans-serif;
  font-weight: 700; font-size: 20px;
  letter-spacing: -0.05em;
  color: #fff; line-height: 1;
}
.gia-logo-wordmark .g2 {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500; font-size: 9px;
  letter-spacing: 0.06em;
  color: var(--gic-fg2);
  line-height: 1.1;
  text-transform: uppercase;
}
.gia-nav-links { display: flex; gap: 36px; align-items: center; }
.gia-nav-links a {
  color: var(--gic-fg2);
  font-size: 14px;
  padding: 6px 0;
  text-decoration: none;
  position: relative;
  transition: color .16s var(--ease-out);
}
.gia-nav-links a:hover { color: #fff; }
.gia-nav-links a.active { color: #fff; }
.gia-nav-links a.active::after {
  content: ""; position: absolute;
  left: 0; right: 0; bottom: -2px; height: 1px;
  background: var(--gic-gradient);
}
.gia-nav-cta {
  display: inline-flex; align-items: center; gap: 10px;
  height: 38px; padding: 0 16px;
  border-radius: var(--radius-md);
  background:
    linear-gradient(var(--gic-bg-raised), var(--gic-bg-raised)) padding-box,
    var(--gic-gradient) border-box;
  border: 1.5px solid transparent;
  color: #fff; font-size: 13px; font-weight: 500;
  cursor: pointer; text-decoration: none;
  transition: filter .16s var(--ease-out), transform .16s var(--ease-out);
  font-family: inherit;
}
.gia-nav-cta:hover { filter: brightness(1.12); }
.gia-nav-cta:active { transform: translateY(1px); }

/* ====================================================================
   Sparkle chip
   ==================================================================== */
.sparkle-chip {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  border-radius: 6px;
  background: var(--gic-gradient);
  flex-shrink: 0;
}
.sparkle-chip svg { color: #fff; }

/* ====================================================================
   Buttons
   ==================================================================== */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  height: 52px; padding: 0 22px;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-weight: 500; font-size: 15px;
  color: #fff; cursor: pointer;
  border: 1.5px solid transparent;
  transition: filter .18s var(--ease-out), transform .12s var(--ease-out);
  text-decoration: none;
}
.btn--primary {
  background:
    linear-gradient(var(--gic-bg-raised), var(--gic-bg-raised)) padding-box,
    var(--gic-gradient) border-box;
}
.btn--ghost {
  background: var(--gic-bg-panel);
  border: 1px solid var(--gic-border);
  color: var(--gic-fg1);
}
.btn:hover { filter: brightness(1.1); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: none; box-shadow: var(--shadow-focus-gold); }
.btn .arrow { transition: transform .2s var(--ease-out); display: inline-block; }
.btn:hover .arrow { transform: translateX(3px); }

/* ====================================================================
   HERO
   ==================================================================== */
.gia-hero {
  position: relative; overflow: hidden;
  padding: 140px 80px 120px;
  isolation: isolate;
}
.gia-hero-sphere {
  position: absolute;
  left: -180px; top: 60px;
  width: 820px; height: 820px;
  border-radius: 50%; opacity: 0.65;
  background: radial-gradient(circle at 30% 30%, #022826 0%, #085A47 33%, #AA8930 80%, #D0B859 100%);
  filter: blur(6px);
  z-index: -1;
}
.gia-hero-diamond {
  position: absolute; right: -100px; top: -80px;
  width: 760px; height: 760px;
  color: rgba(255,255,255,0.06);
  z-index: -1;
}
.gia-hero-diamond svg { width: 100%; height: 100%; }
.gia-hero-inner { max-width: 1120px; margin: 0 auto; position: relative; }
.gia-hero-h1 {
  font-family: 'Inter', sans-serif;
  font-size: 92px; line-height: 0.96;
  letter-spacing: -0.04em;
  color: #fff; font-weight: 500;
  margin: 0 0 32px;
}
.gia-hero-h1 .br { display: block; }
.gia-hero-sub {
  max-width: 640px;
  color: var(--gic-fg2);
  font-size: 20px; line-height: 1.45;
  margin: 0 0 40px;
}
.gia-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Hero variants */
.gia-hero--sm { padding: 120px 80px 90px; }
.gia-hero--sm .gia-hero-h1 { font-size: 76px; max-width: 1040px; }
.gia-hero--sm .gia-hero-sub { font-size: 19px; }
.gia-hero--cs { padding: 120px 80px 80px; }
.gia-hero--cs .gia-hero-h1 { font-size: 96px; }

/* ====================================================================
   Sections
   ==================================================================== */
.section {
  padding: 120px 80px;
  position: relative;
}
.section--panel { background: linear-gradient(180deg, transparent 0%, #0C0D12 100%); }
.section-head {
  max-width: 760px;
  margin: 0 0 64px;
}
.section-head .h2 {
  font-family: 'Inter', sans-serif;
  font-size: 56px; line-height: 1.02;
  letter-spacing: -0.03em;
  font-weight: 500; color: #fff;
  margin: 0 0 20px;
  text-wrap: balance;
}
.section-head .lead {
  font-size: 18px; line-height: 1.55;
  color: var(--gic-fg2);
  margin: 0; max-width: 680px;
}

/* ====================================================================
   Why Choose GIA
   ==================================================================== */
.why-section {
  padding: 140px 80px 120px;
  border-top: 1px solid var(--gic-border);
  background: var(--gic-bg);
}
.why-inner {
  max-width: 1120px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 96px; align-items: start;
}
.why-h2 {
  font-size: 60px; line-height: 1.02;
  letter-spacing: -0.03em; font-weight: 500;
  color: #fff; margin: 0;
  text-wrap: balance;
}
.why-body {
  font-size: 18px; line-height: 1.55;
  color: var(--gic-fg2); margin: 0 0 36px;
}
.why-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ====================================================================
   Offering cards
   ==================================================================== */
.offerings-grid { display: grid; gap: 16px; }
.offerings-grid--4 { grid-template-columns: repeat(2, 1fr); }
.offerings-grid--5 { grid-template-columns: repeat(3, 1fr); }
.inner { max-width: 1280px; margin: 0 auto; }

.offering-card {
  background: var(--gic-bg-card);
  border: 1px solid var(--gic-border);
  border-radius: var(--radius-xl);
  padding: 36px;
  display: flex; flex-direction: column;
  gap: 16px; min-height: 260px;
  position: relative; overflow: hidden;
  transition: border-color .24s var(--ease-out), transform .24s var(--ease-out);
}
.offering-card::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: var(--radius-xl);
  padding: 1px;
  background: var(--gic-gradient);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity .26s var(--ease-out);
  pointer-events: none;
}
.offering-card:hover::before { opacity: 1; }
.offering-card:hover .card-icon { transform: rotate(12deg); }

.card-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background:
    linear-gradient(var(--gic-bg-card), var(--gic-bg-card)) padding-box,
    var(--gic-gradient) border-box;
  border: 1px solid transparent;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 4px;
  transition: transform .3s var(--ease-out);
}
.card-icon .diamond {
  width: 12px; height: 12px;
  background: var(--gic-gradient);
  transform: rotate(45deg);
}
.card-num {
  font-size: 11px; letter-spacing: 0.22em;
  color: var(--gic-fg3); text-transform: uppercase;
}
.card-title {
  font-size: 22px; font-weight: 500;
  letter-spacing: -0.02em; color: #fff;
  margin: 0; text-wrap: balance;
}
.card-body {
  font-size: 14.5px; line-height: 1.55;
  color: var(--gic-fg3); margin: 0;
}

/* ====================================================================
   Case Study Highlight
   ==================================================================== */
.cs-highlight {
  padding: 120px 80px;
  background: var(--gic-bg-card);
  border-top: 1px solid var(--gic-border);
  border-bottom: 1px solid var(--gic-border);
}
.cs-highlight-inner {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 480px 1fr;
  gap: 96px; align-items: center;
}
.cs-highlight-copy .eyebrow { margin-bottom: 28px; }
.cs-company {
  font-family: 'Inter', sans-serif;
  font-size: 12px; letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gic-gold-600);
  margin-bottom: 18px; display: block;
  font-weight: 500;
}
.cs-headline {
  font-family: 'Inter', sans-serif;
  font-size: 42px; line-height: 1.05;
  letter-spacing: -0.03em;
  color: #fff; font-weight: 500;
  margin: 0 0 24px;
  text-wrap: balance;
}
.cs-body {
  font-size: 16.5px; line-height: 1.55;
  color: var(--gic-fg2); margin: 0 0 36px;
}
.cs-actions { display: flex; gap: 14px; }

/* Mockup panel */
.cs-mockup {
  background: var(--gic-bg-sunken);
  border: 1px solid var(--gic-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}
.cs-mockup-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 14px 18px;
  background: #14151C;
  border-bottom: 1px solid var(--gic-border);
}
.cs-mockup-bar .dot { width: 9px; height: 9px; border-radius: 50%; background: #292A33; }
.cs-mockup-bar .title { margin-left: 14px; font-size: 11.5px; color: var(--gic-fg3); letter-spacing: .04em; }
.cs-mockup-bar .pill {
  margin-left: auto;
  font-size: 10px; letter-spacing: .18em;
  text-transform: uppercase;
  padding: 4px 10px; border-radius: 999px;
  background: rgba(18,183,106,0.16);
  color: #5BE2A0;
  border: 1px solid rgba(18,183,106,0.32);
}
.cs-mockup-body {
  padding: 22px 24px 26px;
  display: flex; flex-direction: column; gap: 12px;
}
.cs-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 13px 16px;
  background: #14151C;
  border: 1px solid #1f2029;
  border-radius: 10px;
  font-size: 13px;
  color: var(--gic-fg2);
}
.cs-row b { color: #fff; font-weight: 600; font-variant-numeric: tabular-nums; }
.cs-row--alert {
  background: rgba(217,45,32,0.08);
  border-color: rgba(217,45,32,0.32);
  color: #fff;
}
.cs-row--alert .badge {
  background: #D92D20; color: #fff; font-size: 10px;
  padding: 3px 8px; border-radius: 999px; letter-spacing: .14em; font-weight: 600;
  margin-right: 12px;
}

/* ====================================================================
   Approach steps
   ==================================================================== */
.steps-grid { display: grid; gap: 16px; counter-reset: step; }
.steps-grid--5 { grid-template-columns: repeat(5, 1fr); }
.steps-grid--4 { grid-template-columns: repeat(4, 1fr); }

.step {
  background: var(--gic-bg-card);
  border: 1px solid var(--gic-border);
  border-radius: var(--radius-xl);
  padding: 28px 24px 32px;
  display: flex; flex-direction: column;
  gap: 16px; min-height: 280px;
  transition: transform .3s var(--ease-out), border-color .3s var(--ease-out);
}
.step:hover { border-color: var(--gic-gold-700); }
.step-num {
  font-family: 'Inter', sans-serif;
  font-size: 13px; letter-spacing: 0.28em;
  color: var(--gic-gold-600); font-weight: 500;
}
.step-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background:
    linear-gradient(var(--gic-bg-card), var(--gic-bg-card)) padding-box,
    var(--gic-gradient) border-box;
  border: 1px solid transparent;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 4px;
}
.step-icon .diamond {
  width: 10px; height: 10px;
  background: var(--gic-gold-600);
  transform: rotate(45deg);
}
.step-title {
  font-size: 19px; font-weight: 500;
  letter-spacing: -0.02em; color: #fff; margin: 0;
}
.step-body {
  font-size: 14px; line-height: 1.55;
  color: var(--gic-fg3); margin: 0;
}

/* ====================================================================
   Proof section
   ==================================================================== */
.proof-section {
  padding: 140px 80px;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(37,85,83,0.14) 0%, transparent 60%),
    var(--gic-bg);
  border-top: 1px solid var(--gic-border);
  position: relative; overflow: hidden;
}
.proof-section .diamond-bg {
  position: absolute; right: -120px; bottom: -120px;
  width: 640px; height: 640px;
  color: rgba(255,255,255,0.025);
  pointer-events: none;
}
.proof-section .diamond-bg svg { width: 100%; height: 100%; }
.proof-inner { max-width: 1120px; margin: 0 auto; text-align: center; position: relative; }
.proof-h {
  font-size: 72px;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.0;
  color: #fff;
  margin: 0 auto 32px;
  max-width: 1000px;
  text-wrap: balance;
}
.proof-h .accent {
  background: var(--gic-fg-gradient);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.proof-body {
  font-size: 19px; line-height: 1.55;
  color: var(--gic-fg2);
  max-width: 700px;
  margin: 0 auto 48px;
}
.proof-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 64px 0 56px;
  border-top: 1px solid var(--gic-border);
  border-bottom: 1px solid var(--gic-border);
  padding: 32px 0;
}
.proof-stat .n {
  font-size: 36px; font-weight: 500;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: #fff; margin-bottom: 6px;
}
.proof-stat .n .gradient {
  background: var(--gic-fg-gradient);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.proof-stat .l {
  font-size: 12px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--gic-fg3);
}

/* ====================================================================
   Industries grid (Enterprise)
   ==================================================================== */
.industries-section {
  padding: 120px 80px;
  border-top: 1px solid var(--gic-border);
}
.industries-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--gic-border);
  border: 1px solid var(--gic-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  max-width: 1120px; margin: 0 auto;
}
.industry-tile {
  background: var(--gic-bg);
  padding: 36px 32px;
  min-height: 140px;
  display: flex; flex-direction: column; justify-content: space-between;
  transition: background .25s var(--ease-out);
}
.industry-tile:hover { background: var(--gic-bg-card); }
.industry-tile .n {
  font-size: 10.5px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--gic-fg3);
}
.industry-tile .t {
  font-size: 22px; letter-spacing: -0.02em;
  font-weight: 500; color: #fff;
}

/* ====================================================================
   Centre of Excellence (PE page)
   ==================================================================== */
.coe-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--gic-border);
  border: 1px solid var(--gic-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.coe-grid + .coe-grid { margin-top: 1px; border-top: 0; border-top-left-radius: 0; border-top-right-radius: 0; }
.coe-grid:first-of-type:has(+ .coe-grid) { border-bottom-left-radius: 0; border-bottom-right-radius: 0; }
.coe-grid--2 { grid-template-columns: repeat(2, 1fr); }
.coe-tile {
  background: var(--gic-bg-card);
  padding: 40px 36px 44px;
  min-height: 280px;
  display: flex; flex-direction: column;
  gap: 18px;
  transition: background .2s var(--ease-out);
}
.coe-tile:hover { background: #1d1e26; }
.coe-tile .n {
  font-size: 11px; letter-spacing: 0.24em; color: var(--gic-gold-600);
  text-transform: uppercase; font-weight: 500;
}
.coe-tile .t {
  font-size: 22px; letter-spacing: -0.02em; font-weight: 500; color: #fff; margin: 0;
}
.coe-tile .b { font-size: 14.5px; line-height: 1.55; color: var(--gic-fg3); margin: 0; }

/* ====================================================================
   CTA strip
   ==================================================================== */
.cta-strip {
  padding: 140px 80px;
  text-align: center;
  position: relative; overflow: hidden;
  border-top: 1px solid var(--gic-border);
  background:
    radial-gradient(circle at 50% 100%, rgba(198,162,66,0.14) 0%, transparent 60%),
    var(--gic-bg);
}
.cta-strip h2 {
  font-size: 84px;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 0.98;
  color: #fff;
  margin: 0 0 40px;
  text-wrap: balance;
}
.cta-strip h2 .accent {
  background: var(--gic-fg-gradient);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

/* ====================================================================
   Case study full page
   ==================================================================== */
.cs-index-strip {
  padding: 0 80px 24px; margin-top: -56px;
}
.cs-index-grid {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.cs-index-card {
  text-decoration: none;
  background: var(--gic-bg-card);
  border: 1px solid var(--gic-border);
  border-radius: 12px;
  padding: 16px 18px;
  display: flex; flex-direction: column; gap: 10px;
  transition: border-color .2s var(--ease-out);
}
.cs-index-card:hover { border-color: var(--gic-gold-700); }
.cs-index-card .num {
  font-size: 10px; letter-spacing: 0.22em; color: var(--gic-gold-600);
  text-transform: uppercase; font-weight: 600;
}
.cs-index-card .name { color: #fff; font-size: 14px; font-weight: 500; }
.cs-index-card .label { font-size: 11px; color: var(--gic-fg3); }

.cs-section {
  padding: 100px 80px;
  border-top: 1px solid var(--gic-border);
}
.cs-section:nth-of-type(even) { background: var(--gic-bg-card); }
.cs-inner {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: start;
}
.cs-meta {
  font-size: 11px; letter-spacing: 0.22em; color: var(--gic-fg3);
  text-transform: uppercase; margin-bottom: 18px;
}
.cs-meta::before { content: "\00B7\00A0"; color: var(--gic-gold-600); }
.cs-name {
  font-family: 'Inter', sans-serif;
  font-size: 14px; letter-spacing: 0.18em;
  text-transform: uppercase; color: #fff;
  font-weight: 600; margin-bottom: 24px;
  display: flex; align-items: center; gap: 12px;
}
.cs-name .mark-tag {
  width: 22px; height: 22px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--gic-gradient);
  border-radius: 4px;
}
.cs-name .mark-tag .d {
  width: 7px; height: 7px;
  background: #0c0d12;
  transform: rotate(45deg);
}
.cs-h {
  font-size: 44px; line-height: 1.04; letter-spacing: -0.03em;
  font-weight: 500; color: #fff; margin: 0 0 36px;
  text-wrap: balance;
}
.cs-block { margin-bottom: 28px; }
.cs-block-label {
  font-size: 11px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--gic-gold-600);
  font-weight: 600; margin-bottom: 12px;
}
.cs-block-body {
  font-size: 15.5px; line-height: 1.6;
  color: var(--gic-fg2); margin: 0;
}
.cs-impact-grid {
  display: grid; grid-template-columns: 1fr;
  background: var(--gic-bg-sunken);
  border: 1px solid var(--gic-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-top: 24px;
}
.cs-impact-row {
  display: grid; grid-template-columns: 48px 1fr;
  gap: 14px; padding: 18px 22px;
  border-bottom: 1px solid var(--gic-border);
  align-items: center;
}
.cs-impact-row:last-child { border-bottom: 0; }
.cs-impact-row .ix {
  font-size: 10px; letter-spacing: 0.22em; color: var(--gic-gold-600); font-weight: 600;
}
.cs-impact-row .it { color: var(--gic-fg2); font-size: 14.5px; }
.cs-impact-row .it b { color: #fff; font-weight: 600; }
.cs-stack { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.cs-stack-tag {
  display: inline-flex; align-items: center;
  font-size: 11.5px; letter-spacing: 0.04em;
  padding: 5px 11px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--gic-border);
  border-radius: 999px;
  color: var(--gic-fg2);
}

/* Case study visual panels */
.cs-visual {
  background: var(--gic-bg-sunken);
  border: 1px solid var(--gic-border);
  border-radius: var(--radius-xl);
  padding: 28px;
  min-height: 520px;
  display: flex; flex-direction: column;
  gap: 16px;
  position: sticky; top: 100px;
  box-shadow: var(--shadow-2xl);
}
.cs-visual-head {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--gic-border);
}
.cs-visual-head .label {
  font-size: 11px; letter-spacing: 0.22em; color: var(--gic-fg3); text-transform: uppercase;
}
.cs-visual-head .live {
  display: inline-flex; gap: 8px; align-items: center;
  font-size: 11px; color: var(--gic-success);
}
.cs-visual-head .live::before {
  content: ""; display: block;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--gic-success);
  box-shadow: 0 0 0 4px rgba(18,183,106,0.18);
}

/* mini bar viz */
.mini-chart { display: flex; align-items: flex-end; gap: 6px; height: 130px; padding-top: 16px; }
.mini-chart .bar { flex: 1; background: #292A33; border-radius: 4px 4px 0 0; }
.mini-chart .bar.g { background: var(--gic-gradient-v); }

/* Agent grid (ATLAS visual) */
.agent-grid {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 6px; padding: 8px 0 16px;
}
.agent-cell {
  aspect-ratio: 1;
  border-radius: 6px;
  border: 1px solid var(--gic-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; color: rgba(255,255,255,0.7); letter-spacing: 0.1em;
}

/* Pattern badge */
.pattern-badge {
  font-size: 10px; letter-spacing: 0.18em; font-weight: 600;
  padding: 4px 8px; border-radius: 4px;
  background: rgba(198,162,66,0.12);
  color: var(--gic-gold-600);
}

/* Pipeline status diamond */
.status-diamond {
  width: 8px; height: 8px;
  transform: rotate(45deg);
  display: inline-block;
}

/* ====================================================================
   Footer
   ==================================================================== */
.gia-footer {
  padding: 80px 80px 36px;
  background: #0A0B10;
  border-top: 1px solid var(--gic-border);
}
.gia-footer-inner { max-width: 1280px; margin: 0 auto; }
.gia-footer-top {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--gic-border);
}
.gia-footer-brand h3 {
  font-size: 28px; letter-spacing: -0.02em;
  font-weight: 500; color: #fff;
  margin: 24px 0 12px; max-width: 320px;
}
.gia-footer-brand p { color: var(--gic-fg3); font-size: 14px; margin: 0; max-width: 320px; }
.gia-footer-cols {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.gia-footer-col h4 {
  font-size: 11px; letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gic-fg3); font-weight: 500;
  margin: 0 0 16px;
}
.gia-footer-col a {
  display: block;
  color: var(--gic-fg2); font-size: 14px;
  padding: 6px 0; text-decoration: none;
  transition: color .14s var(--ease-out);
}
.gia-footer-col a:hover { color: #fff; }
.gia-footer-bottom {
  display: flex; justify-content: space-between;
  font-size: 12px; color: var(--gic-fg3);
  margin-top: 32px;
}
.gia-footer-bottom .links { display: flex; gap: 22px; }
.gia-footer-bottom .links a {
  color: var(--gic-fg3); font-size: 12px;
  text-decoration: none;
}
.gia-footer-bottom .links a:hover { color: var(--gic-fg1); }

/* ====================================================================
   Page transitions
   ==================================================================== */
.page-enter { animation: pageIn .42s var(--ease-out); }
@keyframes pageIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ====================================================================
   Fade-in on scroll
   ==================================================================== */
.fade-in {
  opacity: 0; transform: translateY(16px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out);
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ====================================================================
   RESPONSIVE
   ==================================================================== */
@media (max-width: 1280px) {
  .why-inner { grid-template-columns: 1fr; gap: 56px; }
  .cs-highlight-inner { grid-template-columns: 1fr; gap: 56px; }
  .cs-inner { grid-template-columns: 1fr; gap: 48px; }
  .cs-visual { position: static; }
  .offerings-grid--4,
  .offerings-grid--5 { grid-template-columns: repeat(2, 1fr); }
  .steps-grid--5,
  .steps-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .coe-grid { grid-template-columns: 1fr; }
  .coe-grid--2 { grid-template-columns: 1fr; }
  .cs-index-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1024px) {
  .gia-nav { padding: 16px 40px; }
  .gia-hero { padding: 100px 40px 80px; }
  .gia-hero--sm { padding: 90px 40px 70px; }
  .gia-hero--cs { padding: 90px 40px 60px; }
  .gia-hero-h1 { font-size: 64px; }
  .gia-hero--sm .gia-hero-h1 { font-size: 56px; }
  .gia-hero--cs .gia-hero-h1 { font-size: 68px; }
  .section { padding: 80px 40px; }
  .why-section { padding: 100px 40px 80px; }
  .cs-highlight { padding: 80px 40px; }
  .industries-section { padding: 80px 40px; }
  .proof-section { padding: 100px 40px; }
  .proof-h { font-size: 52px; }
  .proof-stats { grid-template-columns: repeat(2, 1fr); }
  .cta-strip { padding: 100px 40px; }
  .cta-strip h2 { font-size: 56px; }
  .gia-footer { padding: 60px 40px 32px; }
  .gia-footer-top { grid-template-columns: 1fr; gap: 48px; }
  .section-head .h2 { font-size: 42px; }
  .why-h2 { font-size: 46px; }
  .cs-index-strip { padding: 0 40px 24px; }
  .cs-section { padding: 80px 40px; }
  .cs-h { font-size: 36px; }
}

@media (max-width: 768px) {
  .gia-nav { padding: 14px 20px; }
  .gia-nav-links { display: none; }
  .gia-hero { padding: 80px 20px 60px; }
  .gia-hero--sm { padding: 70px 20px 50px; }
  .gia-hero--cs { padding: 70px 20px 50px; }
  .gia-hero-h1 { font-size: 42px; }
  .gia-hero--sm .gia-hero-h1 { font-size: 38px; }
  .gia-hero--cs .gia-hero-h1 { font-size: 44px; }
  .gia-hero-sub { font-size: 17px; }
  .gia-hero-sphere { width: 500px; height: 500px; left: -160px; top: 40px; }
  .gia-hero-diamond { width: 400px; height: 400px; right: -80px; top: -40px; }
  .section { padding: 60px 20px; }
  .section--panel { padding: 60px 20px; }
  .why-section { padding: 60px 20px; }
  .why-h2 { font-size: 36px; }
  .section-head .h2 { font-size: 32px; }
  .section-head .lead { font-size: 16px; }
  .offerings-grid--4,
  .offerings-grid--5 { grid-template-columns: 1fr; }
  .steps-grid--5,
  .steps-grid--4 { grid-template-columns: 1fr; }
  .cs-highlight { padding: 60px 20px; }
  .cs-highlight-inner { grid-template-columns: 1fr; gap: 40px; }
  .industries-grid { grid-template-columns: 1fr; }
  .industries-section { padding: 60px 20px; }
  .proof-section { padding: 80px 20px; }
  .proof-h { font-size: 36px; }
  .proof-body { font-size: 16px; }
  .proof-stats { grid-template-columns: 1fr 1fr; gap: 16px; }
  .cta-strip { padding: 80px 20px; }
  .cta-strip h2 { font-size: 36px; }
  .gia-footer { padding: 48px 20px 24px; }
  .gia-footer-top { grid-template-columns: 1fr; gap: 32px; }
  .gia-footer-cols { grid-template-columns: 1fr 1fr; gap: 16px; }
  .gia-footer-bottom { flex-direction: column; gap: 12px; }
  .cs-index-strip { padding: 0 20px 20px; margin-top: -32px; }
  .cs-index-grid { grid-template-columns: 1fr 1fr; }
  .cs-section { padding: 60px 20px; }
  .cs-inner { grid-template-columns: 1fr; gap: 32px; }
  .cs-h { font-size: 30px; }
  .cs-visual { min-height: auto; }

  /* Mobile hamburger */
  .gia-nav-mobile-toggle { display: block; }
}

@media (max-width: 480px) {
  .gia-hero-h1 { font-size: 32px; }
  .gia-hero--sm .gia-hero-h1 { font-size: 30px; }
  .gia-hero--cs .gia-hero-h1 { font-size: 34px; }
  .why-h2 { font-size: 28px; }
  .section-head .h2 { font-size: 26px; }
  .proof-h { font-size: 28px; }
  .cta-strip h2 { font-size: 28px; }
  .btn { height: 46px; padding: 0 18px; font-size: 14px; }
  .cs-index-grid { grid-template-columns: 1fr; }
  .proof-stats { grid-template-columns: 1fr; }
  .gia-footer-cols { grid-template-columns: 1fr; }
  .cs-highlight-inner { grid-template-columns: 1fr; }
  .gia-hero-actions { flex-direction: column; }
  .gia-hero-actions .btn { width: 100%; justify-content: center; }
}