/* Carbon Alert Ltd — Futuristic light theme
   Palette: off-white · forest-green · electric-blue
   Type: Space Grotesk display · Inter body · JetBrains Mono detail */

:root {
  /* Surfaces */
  --bg:            #F2F5F2;
  --bg-alt:        #E8EDE7;
  --surface:       #FFFFFF;
  --surface-glass: rgba(255, 255, 255, 0.62);
  --surface-2:     #FAFBF9;
  --border:        #D5DDD2;
  --border-strong: #A9B6A5;
  --grid-line:     rgba(18, 35, 28, 0.055);

  /* Text */
  --text:          #0C1A13;
  --text-muted:    #4A5C53;
  --text-faint:    #8A958C;

  /* Brand */
  --green:         #1F6A3F;      /* deep forest */
  --green-2:       #2C8A55;
  --green-glow:    #5AE5A0;      /* neon highlight */
  --green-soft:    #CFE6D6;
  --green-tint:    rgba(31, 106, 63, 0.08);

  --blue:          #0E4E8A;      /* deep ocean */
  --blue-2:        #1E7BC4;
  --blue-glow:     #6FD8FF;      /* neon highlight */
  --blue-soft:     #D3E4F2;
  --blue-tint:     rgba(14, 78, 138, 0.08);

  /* Gradients */
  --grad-brand:    linear-gradient(120deg, var(--green) 0%, var(--green-2) 40%, var(--blue-2) 100%);
  --grad-glow:     linear-gradient(135deg, var(--green-glow) 0%, var(--blue-glow) 100%);
  --grad-soft:     linear-gradient(135deg, var(--green-tint) 0%, var(--blue-tint) 100%);

  /* Legacy aliases */
  --accent:        var(--green);
  --accent-soft:   var(--green-2);
  --accent-bg:     var(--green-tint);
  --accent-dim:    rgba(31, 106, 63, 0.22);

  --max-width:     1280px;
  --radius:        6px;
  --radius-lg:     18px;
  --ease:          cubic-bezier(0.4, 0, 0.2, 1);
  --transition:    220ms var(--ease);

  --shadow-sm:     0 1px 2px rgba(18, 35, 28, 0.05);
  --shadow-md:     0 10px 30px -15px rgba(18, 35, 28, 0.22), 0 2px 6px rgba(18, 35, 28, 0.05);
  --shadow-lg:     0 30px 60px -25px rgba(18, 35, 28, 0.28);
  --glow-green:    0 0 0 1px rgba(31, 106, 63, 0.15), 0 10px 40px -10px rgba(90, 229, 160, 0.35);
  --glow-blue:     0 0 0 1px rgba(14, 78, 138, 0.15), 0 10px 40px -10px rgba(111, 216, 255, 0.35);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16.5px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: -1px -1px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-feature-settings: "ss01", "cv11";
}

/* Ambient glow blobs */
body::before,
body::after {
  content: '';
  position: fixed;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.22;
  pointer-events: none;
  z-index: 0;
}
body::before {
  background: var(--green-glow);
  top: -120px;
  left: -120px;
}
body::after {
  background: var(--blue-glow);
  bottom: -160px;
  right: -160px;
}

/* ---------- TYPOGRAPHY ---------- */
h1, h2, h3 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.05;
  color: var(--text);
}

h4 {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  letter-spacing: -0.005em;
  color: var(--text);
}

h1 {
  font-size: clamp(2.8rem, 6.2vw, 5.4rem);
  font-weight: 400;
  letter-spacing: -0.045em;
}
h2 {
  font-size: clamp(2rem, 3.8vw, 3rem);
  margin-bottom: 1rem;
  letter-spacing: -0.035em;
}
h3 {
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  margin-bottom: 0.75rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}
h4 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}

p { margin-bottom: 1rem; color: var(--text-muted); }
p.lead { font-size: 1.15rem; color: var(--text); }

a {
  color: var(--blue);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--blue-2); }

img { max-width: 100%; height: auto; display: block; }

::selection { background: var(--green-glow); color: var(--text); }

/* Monospace detail */
.mono {
  font-family: 'JetBrains Mono', 'SF Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  font-feature-settings: "zero", "cv02";
}

/* ---------- NAV ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  background: rgba(242, 245, 242, 0.75);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.9rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: nowrap;
}

.nav-inner > .logo { flex-shrink: 0; }
.nav-inner > .nav-links { flex: 1; justify-content: center; }
.nav-inner > .nav-right { flex-shrink: 0; }

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 1.2rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--grad-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0;
  flex-shrink: 0;
  box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  position: relative;
  overflow: hidden;
}

.logo-mark::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, transparent 50%, rgba(255, 255, 255, 0.15) 100%);
}

.logo-text .amp { color: var(--green); font-weight: 400; }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
  padding: 0.4rem 0;
  position: relative;
}

.nav-links a.active,
.nav-links a:hover {
  color: var(--text);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 2px;
  background: var(--grad-brand);
  border-radius: 2px;
}

.nav-right { display: flex; align-items: center; gap: 1rem; }

.lang-switch {
  display: flex;
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 3px;
  font-size: 0.8rem;
  box-shadow: var(--shadow-sm);
}

.lang-switch button {
  background: transparent;
  border: 0;
  color: var(--text-muted);
  padding: 0.35rem 0.8rem;
  border-radius: 99px;
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  transition: all var(--transition);
}

.lang-switch button:hover { color: var(--text); }

.lang-switch button.active {
  background: var(--grad-brand);
  color: #FFFFFF;
  box-shadow: 0 2px 8px -2px rgba(14, 78, 138, 0.35);
}

.burger {
  display: none;
  background: transparent;
  border: 0;
  color: var(--text);
  cursor: pointer;
  font-size: 1.5rem;
  padding: 0.3rem;
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 5rem 1.75rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 1;
  filter: saturate(1.05);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 40%, rgba(111, 216, 255, 0.18) 0%, transparent 55%),
    linear-gradient(100deg,
      rgba(242, 245, 242, 0.97) 0%,
      rgba(242, 245, 242, 0.86) 42%,
      rgba(242, 245, 242, 0.38) 72%,
      rgba(242, 245, 242, 0.1) 100%),
    linear-gradient(180deg,
      rgba(242, 245, 242, 0) 60%,
      var(--bg) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem 1rem 0.5rem 0.85rem;
  border-radius: 99px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.hero-eyebrow::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--green-glow);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(90, 229, 160, 0.25), 0 0 12px var(--green-glow);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.6; transform: scale(0.9); }
}

.hero h1 {
  max-width: 1000px;
  margin-bottom: 1.75rem;
}

.hero h1 .accent {
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero-sub {
  max-width: 640px;
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.55;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.85rem;
  border-radius: 99px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  font-family: inherit;
  letter-spacing: -0.005em;
}

.btn-primary {
  background: var(--grad-brand);
  color: #FFFFFF;
  box-shadow: var(--shadow-md), 0 10px 30px -10px rgba(14, 78, 138, 0.4);
  position: relative;
}
.btn-primary:hover {
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 18px 40px -12px rgba(14, 78, 138, 0.5);
}

.btn-ghost {
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-ghost:hover {
  border-color: var(--green);
  color: var(--green);
  background: var(--surface);
}

/* ---------- SECTION ---------- */
section {
  padding: 7rem 1.75rem;
  position: relative;
  z-index: 1;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-eyebrow {
  color: var(--blue);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.section-eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--blue);
}

.section-intro {
  max-width: 800px;
  margin-bottom: 3.5rem;
}

.section-intro p {
  font-size: 1.08rem;
}

/* ---------- PILLARS / CARDS ---------- */
.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--surface-glass);
  backdrop-filter: blur(12px) saturate(1.2);
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.8) 0%, transparent 40%);
  -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;
  pointer-events: none;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--green);
}

.card-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3rem;
  font-weight: 400;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 1;
  margin-bottom: 1.2rem;
  letter-spacing: -0.04em;
  font-feature-settings: "tnum";
}

.card h3 {
  font-family: 'Inter', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.card p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ---------- SPLIT / TWO-COL ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

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

.split-media {
  position: relative;
}

.split-media img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}

.split-media::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  background: var(--grad-brand);
  opacity: 0.08;
  z-index: -1;
  filter: blur(30px);
}

.split-text h2 { margin-bottom: 1.5rem; }

.bullets {
  list-style: none;
  margin-top: 1.75rem;
}

.bullets li {
  padding: 0.85rem 0 0.85rem 2rem;
  position: relative;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

.bullets li:first-child { border-top: 0; }

.bullets li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 1.3rem;
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--grad-brand);
  box-shadow: 0 0 0 3px rgba(31, 106, 63, 0.12);
}

/* ---------- STATS ---------- */
.stats-band {
  background:
    radial-gradient(ellipse at 20% 50%, rgba(90, 229, 160, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(111, 216, 255, 0.08) 0%, transparent 50%),
    var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
}

.stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 4rem;
  font-weight: 400;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 1;
  letter-spacing: -0.045em;
  margin-bottom: 0.5rem;
  font-feature-settings: "tnum";
}

.stat-value .unit {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-left: 0.4rem;
  -webkit-text-fill-color: var(--text-muted);
  background: none;
  font-weight: 500;
  letter-spacing: 0.02em;
  vertical-align: middle;
  transform: translateY(-0.8em);
  text-transform: uppercase;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---------- PROCESS STEPS ---------- */
.process-chain {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  position: relative;
  margin: 3rem 0;
}

.process-step {
  text-align: center;
  position: relative;
  padding: 2rem 1.25rem;
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.process-step:hover {
  transform: translateY(-3px);
  border-color: var(--green);
  box-shadow: var(--shadow-md);
}

.process-step .step-num {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  color: var(--blue);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  padding: 0.2rem 0.55rem;
  background: var(--blue-tint);
  border-radius: 99px;
}

.process-step h4 {
  color: var(--text);
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.process-step p {
  font-size: 0.85rem;
  margin-bottom: 0;
}

.process-chain::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 5%;
  right: 5%;
  height: 1px;
  background: linear-gradient(90deg, var(--green) 0%, var(--blue) 100%);
  opacity: 0.4;
  z-index: -1;
}

/* ---------- TIMELINE (ROLLOUT) ---------- */
.timeline {
  position: relative;
  padding-left: 2rem;
  margin-top: 3rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 2px;
  background: linear-gradient(180deg, var(--green) 0%, var(--blue) 100%);
  border-radius: 2px;
}

.phase {
  position: relative;
  padding: 0 0 3rem 1.5rem;
}

.phase:last-child { padding-bottom: 0; }

.phase::before {
  content: '';
  position: absolute;
  left: -2.6rem;
  top: 0.3rem;
  width: 14px;
  height: 14px;
  background: var(--bg);
  border-radius: 50%;
  border: 2px solid var(--green);
  box-shadow: 0 0 0 4px rgba(31, 106, 63, 0.12), 0 0 16px rgba(90, 229, 160, 0.4);
}

.phase-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--blue);
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  font-weight: 500;
  padding: 0.22rem 0.6rem;
  background: var(--blue-tint);
  border-radius: 99px;
}

.phase h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  margin-bottom: 0.8rem;
  font-weight: 500;
  letter-spacing: -0.025em;
}

/* ---------- COUNTRY GRID ---------- */
.country-region {
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.85rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.country-region h4 {
  color: var(--blue);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.85rem;
  font-weight: 500;
}

.country-list {
  color: var(--text);
  font-size: 1rem;
  line-height: 1.7;
}

/* ---------- LEGAL ENTITIES ---------- */
.entity-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}

.entity-card {
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.85rem 1.85rem 1.85rem 2.1rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.entity-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 3px;
  background: var(--grad-brand);
}

.entity-card h4 {
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.entity-card h4 .badge {
  display: inline-block;
  background: var(--blue-tint);
  color: var(--blue);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  padding: 0.2rem 0.6rem;
  border-radius: 99px;
  font-weight: 500;
  margin-left: 0.5rem;
  vertical-align: middle;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.entity-card p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ---------- COMPARISON ---------- */
.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.compare-col {
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.compare-col.highlight {
  border-color: var(--green);
  background: linear-gradient(180deg, var(--surface) 0%, var(--green-tint) 100%);
  box-shadow: var(--glow-green);
}

.compare-col h3 {
  color: var(--text);
  margin-bottom: 0.5rem;
}

.compare-col .compare-sub {
  color: var(--blue);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  margin-bottom: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ---------- CONTACT ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
}

.contact-info {
  background: var(--surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.4rem;
  box-shadow: var(--shadow-md);
}

.contact-info h3 { margin-bottom: 1.5rem; }

.contact-row {
  padding: 1rem 0;
  border-top: 1px solid var(--border);
}
.contact-row:first-of-type { border-top: 0; }

.contact-label {
  color: var(--text-faint);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 0.35rem;
  font-weight: 500;
}

.contact-value {
  color: var(--text);
  font-size: 1.05rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  margin-bottom: 0.5rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 4px var(--green-tint);
}

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

/* ---------- FOOTER ---------- */
footer {
  margin-top: auto;
  background:
    radial-gradient(ellipse at 10% 0%, rgba(90, 229, 160, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 90% 100%, rgba(111, 216, 255, 0.08) 0%, transparent 50%),
    var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 4.5rem 1.75rem 2rem;
  position: relative;
  z-index: 1;
}

.footer-main {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.92rem;
  margin-top: 1rem;
  max-width: 360px;
}

.footer-col h4 {
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  font-weight: 500;
}

.footer-col ul {
  list-style: none;
}

.footer-col li { margin-bottom: 0.5rem; }

.footer-col a {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.footer-col a:hover { color: var(--green); }

/* Author block */
.author-block {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.author-crest {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  object-fit: contain;
  background: #F5EFDF;
  padding: 5px;
  flex-shrink: 0;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.author-portrait {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--green-soft);
  box-shadow: var(--shadow-sm), 0 0 0 4px rgba(90, 229, 160, 0.12);
}

.author-text {
  flex: 1;
  min-width: 200px;
}

.author-label {
  color: var(--text-faint);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 0.25rem;
  display: block;
  font-weight: 500;
}

.author-name {
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 0.2rem;
  letter-spacing: -0.02em;
}

.author-sub {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 2.5rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-faint);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem;
    gap: 1.25rem;
  }
  .nav-links.open { display: flex; }
  .burger { display: block; }

  .split,
  .comparison,
  .contact-grid,
  .footer-main {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .split.reverse .split-media { order: 0; }

  .process-chain {
    grid-template-columns: 1fr;
  }
  .process-chain::before { display: none; }

  .hero { min-height: 70vh; padding: 3.5rem 1.5rem; }
  .hero-sub { font-size: 1.05rem; }

  section { padding: 4.5rem 1.25rem; }

  .stat-value { font-size: 2.8rem; }

  .footer-main { gap: 2rem; }

  .author-block {
    padding-top: 2rem;
    gap: 1rem;
  }

  body::before, body::after { width: 280px; height: 280px; }
}

@media (max-width: 540px) {
  h1 { font-size: 2.4rem; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
  .author-block { flex-direction: row; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* Reveal animations disabled for reliability */
.reveal { opacity: 1; }

/* ========== FIXED CORNER SIGNS ========== */
.corner-signs {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 5;              /* above page content, below nav (nav is z-index 100) */
}

.corner-sign {
  position: fixed;
  width: 10vw;             /* ~1/10 of viewport; fits nicely in corners */
  max-width: 130px;
  min-width: 64px;
  height: auto;
  object-fit: contain;
  opacity: 0.78;
  filter: drop-shadow(0 6px 16px rgba(12, 26, 19, 0.18));
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: auto;    /* allow hover effect */
  user-select: none;
}

.corner-sign:hover {
  opacity: 1;
  transform: scale(1.05);
}

/* Nav bar is ~72px tall; place top corners below it */
/* Crest (top-left) is taller — cap by height instead of width */
.corner-tl {
  top: 84px;
  left: 20px;
  width: auto;
  height: 11vw;
  max-height: 140px;
  min-height: 72px;
}

.corner-tr {
  top: 92px;
  right: 20px;
}

.corner-bl {
  bottom: 20px;
  left: 20px;
}

.corner-br {
  bottom: 20px;
  right: 20px;
}

/* Keep corners from overlapping nav bar on small screens */
@media (max-width: 960px) {
  .corner-sign {
    width: 72px;
    min-width: 0;
  }
  .corner-tl {
    height: 72px;
    min-height: 0;
  }
  .corner-tl,
  .corner-tr {
    top: 74px;
  }
}

@media (max-width: 720px) {
  /* On phones the corners crowd hero text and headings — hide entirely */
  .corner-signs { display: none; }
}

/* Reserve clear space so the crest doesn't overlap the eyebrow pill (crest sits fixed at left:20px, ~140px wide) */
@media (min-width: 721px) {
  .hero-eyebrow { margin-left: 140px; }
}
@media (min-width: 1600px) {
  /* On ultrawide, hero container margins clear the crest naturally */
  .hero-eyebrow { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .corner-sign { transition: none; }
}