/* ==========================================================================
   WR TECH HUB — Design System
   Concept: "Signal & Print" — precision tech grid meets Arusha creative-print
   craft. Dark ink-navy base, a cyan "signal" accent for software/AI, and a
   warm amber "ink" accent for the branding/print side of the business.
   ========================================================================== */

:root {
  /* ---- Color tokens (derived from the WR Tech Hub brand mark: #0354af blue + white) ---- */
  --ink-navy: #050b1a;
  --surface-0: #081029;
  --surface-1: #0d1c3e;
  --surface-2: #132a53;
  --surface-3: #1a3768;
  --border-soft: rgba(244, 246, 248, 0.08);
  --border-strong: rgba(244, 246, 248, 0.17);

  --brand-blue: #0354af;
  --signal: #2f8ce6;
  --signal-dim: #1c5fa0;
  --signal-glow: rgba(47, 140, 230, 0.35);

  --amber: #5aa0ff;
  --amber-dim: #3a76d1;
  --amber-glow: rgba(90, 160, 255, 0.28);

  --off-white: #f4f6f8;
  --paper: #eef1f4;
  --slate: #a7b3c9;
  --slate-dim: #6b7690;
  --slate-darker: #4a536b;

  /* ---- Type ---- */
  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  /* ---- Layout ---- */
  --container: 1220px;
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------------------------------------------------------------------- */
/* Reset                                                                   */
/* ---------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol {
  margin: 0;
}
ul, ol { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
input, textarea, select { font: inherit; }

body {
  background: var(--ink-navy);
  color: var(--off-white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.light-page {
  background: var(--paper);
  color: var(--surface-0);
}

::selection { background: var(--signal); color: var(--ink-navy); }

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

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

section { position: relative; }

/* ---------------------------------------------------------------------- */
/* Typography                                                              */
/* ---------------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--off-white);
}
.light-page h1, .light-page h2, .light-page h3, .light-page h4 {
  color: var(--surface-0);
}

h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); line-height: 1.06; font-weight: 700; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.9rem); line-height: 1.14; }
h3 { font-size: 1.35rem; line-height: 1.3; }
h4 { font-size: 1.05rem; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--signal);
}
.eyebrow.amber { color: var(--amber); }
.eyebrow.amber::before { background: var(--amber); }

.lede {
  font-size: 1.1rem;
  color: var(--slate);
  max-width: 60ch;
}
.light-page .lede { color: var(--slate-darker); }

.section-head {
  max-width: 720px;
  margin-bottom: 56px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------------------------------------------------------------------- */
/* Buttons                                                                 */
/* ---------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s var(--ease), border-color 0.35s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--signal);
  color: var(--ink-navy);
  box-shadow: 0 0 0 0 var(--signal-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -8px var(--signal-glow);
}
.btn-ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--off-white);
}
.btn-ghost:hover {
  border-color: var(--signal);
  color: var(--signal);
  transform: translateY(-2px);
}
.light-page .btn-ghost { color: var(--surface-0); border-color: rgba(10,15,30,0.18); }
.btn-amber {
  background: var(--amber);
  color: var(--ink-navy);
}
.btn-amber:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -8px var(--amber-glow); }
.btn-row { display: flex; flex-wrap: wrap; gap: 16px; }
.btn-block { width: 100%; }

/* ---------------------------------------------------------------------- */
/* Header / Nav                                                           */
/* ---------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 18px 0;
  background: rgba(5, 11, 26, 0.72);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--border-soft);
  transition: padding 0.3s var(--ease);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.brand img { height: 34px; width: auto; }
.brand .brand-sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--slate);
  text-transform: uppercase;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  position: relative;
  padding: 10px 16px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--slate);
  border-radius: 999px;
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}
.nav-links a:hover { color: var(--off-white); background: var(--surface-2); }
.nav-links a.active { color: var(--ink-navy); background: var(--signal); }

.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--off-white);
}

@media (max-width: 960px) {
  .nav-links { 
    position: fixed;
    inset: 74px 16px auto 16px;
    flex-direction: column;
    align-items: stretch;
    background: var(--surface-1);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-m);
    padding: 10px;
    gap: 2px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s var(--ease);
    box-shadow: 0 20px 60px -20px rgba(0,0,0,0.6);
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 14px 16px; }
  .nav-toggle { display: flex; }
  .nav-cta .btn-ghost { display: none; }
}

/* ---------------------------------------------------------------------- */
/* Hero                                                                    */
/* ---------------------------------------------------------------------- */
.hero {
  padding: 96px 0 110px;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 700px;
  background: radial-gradient(closest-side, var(--signal-glow), transparent 70%);
  opacity: 0.35;
  pointer-events: none;
  filter: blur(10px);
}
.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  position: relative;
}
.hero-copy h1 { margin-bottom: 22px; }
.hero-copy .lede { margin-bottom: 36px; font-size: 1.15rem; }
.hero-stats {
  display: flex;
  gap: 36px;
  margin-top: 52px;
  flex-wrap: wrap;
}
.hero-stats .stat b {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  color: var(--signal);
}
.hero-stats .stat span {
  font-size: 0.78rem;
  color: var(--slate);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.signal-art {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-l);
  border: 1px solid var(--border-soft);
  background: linear-gradient(155deg, var(--surface-1), var(--surface-0));
  overflow: hidden;
}
.signal-art svg { width: 100%; height: 100%; }

@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .signal-art { max-width: 460px; margin: 0 auto; }
}

/* ---------------------------------------------------------------------- */
/* Page hero (interior pages)                                              */
/* ---------------------------------------------------------------------- */
.page-hero {
  padding: 76px 0 60px;
  border-bottom: 1px solid var(--border-soft);
  position: relative;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: -40% -10% auto -10%;
  height: 420px;
  background: radial-gradient(closest-side, var(--signal-glow), transparent 72%);
  opacity: 0.25;
  pointer-events: none;
}
.page-hero .container { position: relative; }
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--slate);
  letter-spacing: 0.05em;
  margin-bottom: 18px;
  text-transform: uppercase;
}
.breadcrumb span { color: var(--signal); }

/* ---------------------------------------------------------------------- */
/* Sections & bands                                                        */
/* ---------------------------------------------------------------------- */
.section { padding: 96px 0; }
.section-tight { padding: 64px 0; }
.band-alt { background: var(--surface-1); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }
.band-paper { background: var(--paper); color: var(--surface-0); }
.band-paper .slate-text { color: var(--slate-darker); }

/* ---------------------------------------------------------------------- */
/* Cards & grids                                                           */
/* ---------------------------------------------------------------------- */
.grid { display: grid; gap: 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); }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: linear-gradient(160deg, var(--surface-1), var(--surface-0));
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-m);
  padding: 32px;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: 0 24px 50px -24px rgba(0,0,0,0.55);
}
.card .icon-tag {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-2);
  color: var(--signal);
  margin-bottom: 22px;
}
.card h3 { margin-bottom: 10px; }
.card p { color: var(--slate); font-size: 0.95rem; }
.card ul { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.card ul li {
  font-size: 0.88rem;
  color: var(--slate);
  padding-left: 18px;
  position: relative;
}
.card ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55em;
  width: 6px; height: 6px;
  border-radius: 2px;
  background: var(--signal);
}
.card.amber .icon-tag { color: var(--amber); }
.card.amber ul li::before { background: var(--amber); }

.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--slate);
}

/* ---------------------------------------------------------------------- */
/* Service department blocks (services page)                              */
/* ---------------------------------------------------------------------- */
.dept {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: start;
  padding: 72px 0;
  border-top: 1px solid var(--border-soft);
}
.dept:first-of-type { border-top: none; }
.dept-code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--signal);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  display: block;
}
.dept.amber .dept-code { color: var(--amber); }
.dept-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; }
.dept-list .item {
  padding: 14px 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.95rem;
  color: var(--off-white);
}
.dept-list .item span {
  display: block;
  font-size: 0.8rem;
  color: var(--slate);
  margin-top: 2px;
}
@media (max-width: 900px) {
  .dept { grid-template-columns: 1fr; gap: 28px; }
  .dept-list { grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------------------- */
/* AI showcase                                                             */
/* ---------------------------------------------------------------------- */
.ai-example {
  background: var(--surface-2);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-m);
  padding: 26px;
  font-family: var(--font-mono);
  font-size: 0.86rem;
}
.ai-example .line { display: flex; gap: 10px; margin-bottom: 12px; }
.ai-example .who { color: var(--signal); flex-shrink: 0; }
.ai-example .msg { color: var(--slate); }

/* ---------------------------------------------------------------------- */
/* Portfolio                                                               */
/* ---------------------------------------------------------------------- */
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}
.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--slate);
  transition: all 0.25s var(--ease);
}
.filter-btn:hover { color: var(--off-white); }
.filter-btn.active { background: var(--signal); color: var(--ink-navy); border-color: var(--signal); }

.port-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
@media (max-width: 860px) { .port-grid { grid-template-columns: 1fr; } }

.port-card {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--surface-1);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}
.port-card:hover { transform: translateY(-6px); border-color: var(--border-strong); }

.mockup {
  aspect-ratio: 16/10;
  position: relative;
  background: linear-gradient(150deg, var(--surface-2), var(--surface-0));
  display: flex;
  flex-direction: column;
}
.mockup-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.02);
}
.mockup-bar span {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--slate-darker);
}
.mockup-bar small {
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--slate);
}
.mockup-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
}
.mockup-body .mock-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--slate);
  letter-spacing: 0.04em;
  line-height: 1.7;
}
.mockup-body .mock-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.port-body { padding: 26px 28px 30px; }
.port-body .cat { font-family: var(--font-mono); font-size: 0.7rem; color: var(--signal); text-transform: uppercase; letter-spacing: 0.08em; }
.port-body h3 { margin: 10px 0 8px; }
.port-body p { color: var(--slate); font-size: 0.92rem; }

/* ---------------------------------------------------------------------- */
/* Case studies (projects page)                                            */
/* ---------------------------------------------------------------------- */
.case {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-l);
  padding: 44px;
  margin-bottom: 28px;
  background: linear-gradient(160deg, var(--surface-1), var(--surface-0));
}
.case-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-soft);
}
.case-top h3 { font-size: 1.6rem; }
.case-top .cat { font-family: var(--font-mono); font-size: 0.75rem; color: var(--amber); text-transform: uppercase; letter-spacing: 0.06em; }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.case-grid .col h4 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--signal); margin-bottom: 12px; font-family: var(--font-mono); font-weight: 500; }
.case-grid .col p, .case-grid .col li { color: var(--slate); font-size: 0.92rem; }
.case-grid .col ul { display: flex; flex-direction: column; gap: 8px; }
@media (max-width: 900px) { .case-grid { grid-template-columns: 1fr; } .case { padding: 30px; } }

/* ---------------------------------------------------------------------- */
/* Forms                                                                   */
/* ---------------------------------------------------------------------- */
.form-card {
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-l);
  padding: 44px;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } .form-card { padding: 28px; } }

.field label {
  display: block;
  font-size: 0.82rem;
  color: var(--slate);
  margin-bottom: 8px;
  font-weight: 500;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius-s);
  border: 1px solid var(--border-strong);
  background: var(--surface-2);
  color: var(--off-white);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.field input::placeholder, .field textarea::placeholder { color: var(--slate-darker); }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--signal);
  box-shadow: 0 0 0 3px var(--signal-glow);
  outline: none;
}
.field textarea { resize: vertical; min-height: 130px; }
.field-file {
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius-s);
  padding: 26px;
  text-align: center;
  color: var(--slate);
  font-size: 0.88rem;
  cursor: pointer;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.field-file:hover { border-color: var(--signal); background: var(--surface-2); }
.field-file input { display: none; }
.field-note { font-size: 0.78rem; color: var(--slate-darker); margin-top: 6px; }

.form-success {
  display: none;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  border-radius: var(--radius-s);
  background: rgba(51, 224, 196, 0.1);
  border: 1px solid var(--signal-dim);
  color: var(--signal);
  font-size: 0.92rem;
  margin-top: 20px;
}
.form-success.show { display: flex; }

/* ---------------------------------------------------------------------- */
/* Contact page channels                                                   */
/* ---------------------------------------------------------------------- */
.channel-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-m);
  background: var(--surface-1);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}
.channel-card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.channel-card .icon-tag { flex-shrink: 0; margin-bottom: 0; }
.channel-card h4 { margin-bottom: 4px; }
.channel-card p { color: var(--slate); font-size: 0.85rem; }

/* ---------------------------------------------------------------------- */
/* Values / timeline                                                       */
/* ---------------------------------------------------------------------- */
.value-card {
  padding: 28px;
  border-radius: var(--radius-m);
  border: 1px solid var(--border-soft);
}
.value-card h4 { margin-bottom: 10px; }
.value-card p { color: var(--slate); font-size: 0.9rem; }

.timeline { display: flex; flex-direction: column; }
.timeline .t-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid var(--border-soft);
}
.timeline .t-item:first-child { border-top: none; }
.timeline .t-year { font-family: var(--font-mono); color: var(--signal); font-size: 1rem; }
@media (max-width: 640px) { .timeline .t-item { grid-template-columns: 1fr; gap: 8px; } }

/* ---------------------------------------------------------------------- */
/* CTA band                                                                */
/* ---------------------------------------------------------------------- */
.cta-band {
  border-radius: var(--radius-l);
  padding: 64px;
  background: linear-gradient(135deg, var(--surface-2), var(--surface-0));
  border: 1px solid var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-band::after {
  content: "";
  position: absolute;
  right: -80px; top: -80px;
  width: 260px; height: 260px;
  border-radius: 50%;
  background: radial-gradient(closest-side, var(--amber-glow), transparent 70%);
}
.cta-band h2 { max-width: 480px; margin-bottom: 12px; }
.cta-band p { color: var(--slate); max-width: 440px; }
@media (max-width: 700px) { .cta-band { padding: 40px 28px; } }

/* ---------------------------------------------------------------------- */
/* Footer                                                                  */
/* ---------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: 72px 0 32px;
  background: var(--surface-0);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-grid .brand { margin-bottom: 16px; }
.footer-grid p { color: var(--slate); font-size: 0.9rem; max-width: 32ch; }
.footer-col h4 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--slate); margin-bottom: 18px; font-family: var(--font-mono); font-weight: 500; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { color: var(--off-white); font-size: 0.92rem; transition: color 0.2s var(--ease); }
.footer-col a:hover { color: var(--signal); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid var(--border-soft);
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--slate-darker);
}
.social-row { display: flex; gap: 12px; }
.social-row a {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  color: var(--slate);
  transition: all 0.25s var(--ease);
}
.social-row a:hover { color: var(--ink-navy); background: var(--signal); border-color: var(--signal); }

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------------------- */
/* Scroll reveal                                                          */
/* ---------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ---------------------------------------------------------------------- */
/* Motion add-ons: counters, marquee ticker, code/typewriter panel         */
/* ---------------------------------------------------------------------- */
.counter-row {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}
.counter-row .stat b {
  display: block;
  font-family: var(--font-mono);
  font-size: 2.1rem;
  color: var(--signal);
}
.counter-row .stat span {
  font-size: 0.8rem;
  color: var(--slate);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.marquee-wrap {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 28px 0;
}
.marquee-track {
  display: flex;
  gap: 48px;
  width: max-content;
  animation: marquee-scroll 28s linear infinite;
}
.marquee-wrap:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--slate);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 10px;
}
.marquee-track span::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--signal);
  display: inline-block;
}
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.code-panel {
  background: var(--surface-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-m);
  overflow: hidden;
}
.code-panel .mockup-bar { background: rgba(255,255,255,0.03); }
.code-panel pre {
  margin: 0;
  padding: 24px 26px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--slate);
  min-height: 220px;
  white-space: pre-wrap;
  word-break: break-word;
}
.code-panel .cl { color: var(--off-white); }
.code-panel .ck { color: var(--signal); }
.code-panel .cs { color: var(--amber); }
.code-panel .cc { color: var(--slate-darker); }
.type-cursor {
  display: inline-block;
  width: 7px;
  height: 1em;
  background: var(--signal);
  margin-left: 2px;
  vertical-align: -0.15em;
  animation: blink 0.9s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* Floating drift for hero accent nodes */
.float-slow { animation: float-y 6s ease-in-out infinite; }
@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.mt-0 { margin-top: 0; }
.text-center { text-align: center; }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-12 { gap: 12px; }
.mono { font-family: var(--font-mono); }