/* =============================================================
   Redacted Security — Design System
   Editorial cyber aesthetic: refined dark palette,
   distinctive typography, generous whitespace.
   ============================================================= */

/* ---------- Tokens ---------- */
:root {
  /* Color */
  --bg: #0A0E14;
  --bg-elevated: #11161F;
  --bg-card: #131923;
  --surface-line: rgba(255, 255, 255, 0.07);
  --surface-line-strong: rgba(255, 255, 255, 0.12);

  --ink: #E8ECF1;
  --ink-soft: #B6C0CF;
  --ink-muted: #7A8699;
  --ink-faint: #4A5567;

  --accent: #5EEAD4;
  --accent-soft: rgba(94, 234, 212, 0.12);
  --accent-glow: rgba(94, 234, 212, 0.25);

  --warn: #F4B860;

  /* Type */
  --font-display: 'Bricolage Grotesque', ui-sans-serif, system-ui, sans-serif;
  --font-body: 'Manrope', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Layout */
  --max-w: 1240px;
  --pad-x: clamp(1.25rem, 4vw, 2.5rem);
  --section-y: clamp(4rem, 9vw, 7.5rem);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-snap: cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast: 180ms;
  --t-mid: 320ms;
  --t-slow: 600ms;

  /* Radius */
  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 20px;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;

  /* Subtle grid texture for depth */
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(94, 234, 212, 0.06), transparent 60%),
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: auto, 56px 56px, 56px 56px;
  background-attachment: fixed, fixed, fixed;
}

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

a {
  color: var(--ink);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease-snap);
}
a:hover { color: var(--accent); }

button { font-family: inherit; }

ul, ol { padding-left: 1.2em; }
ul.bare, ol.bare { list-style: none; padding: 0; margin: 0; }

::selection { background: var(--accent); color: var(--bg); }

/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--accent);
  color: var(--bg);
  padding: 0.6rem 1rem;
  border-radius: var(--r-sm);
  font-weight: 600;
  z-index: 1000;
  transition: top var(--t-fast) var(--ease-snap);
}
.skip-link:focus { top: 1rem; }

/* Focus styles */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 0.5em;
}

.display {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.eyebrow::before {
  content: '';
  width: 1.5em;
  height: 1px;
  background: var(--accent);
}

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 60ch;
}

.muted { color: var(--ink-muted); }

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

/* ---------- Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-inline: var(--pad-x);
}

.section {
  padding-block: var(--section-y);
  position: relative;
}

.section--bordered {
  border-top: 1px solid var(--surface-line);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  padding: 0.95rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--t-fast) var(--ease-snap);
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent);
  color: var(--bg);
}
.btn--primary:hover {
  background: var(--ink);
  color: var(--bg);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--surface-line-strong);
}
.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn--sm {
  font-size: 0.85rem;
  padding: 0.7rem 1.1rem;
}

.btn .arrow {
  display: inline-block;
  transition: transform var(--t-fast) var(--ease-snap);
}
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 14, 20, 0.72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-mid) var(--ease-snap),
              background var(--t-mid) var(--ease-snap);
}
.site-header.is-scrolled {
  border-bottom-color: var(--surface-line);
  background: rgba(10, 14, 20, 0.88);
}

.site-header__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.1rem var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

/* Brand */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  text-decoration: none;
}
.brand__mark {
  width: 30px;
  height: 30px;
  color: var(--accent);
  flex-shrink: 0;
}
.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.brand__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}
.brand__sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-top: 3px;
}
.brand--footer .brand__mark { width: 36px; height: 36px; }
.brand--footer .brand__name { font-size: 1.2rem; }

/* Primary nav */
.primary-nav {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}
.primary-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.8rem;
}
.primary-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
  position: relative;
  padding: 0.4rem 0;
}
.primary-nav a:hover { color: var(--ink); }
.primary-nav a.is-active {
  color: var(--ink);
}
.primary-nav a.is-active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 1px;
  background: var(--accent);
}

/* Nav toggle (mobile) */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--surface-line-strong);
  border-radius: var(--r-sm);
  width: 42px;
  height: 42px;
  padding: 0;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  transition: transform var(--t-fast) var(--ease-snap),
              opacity var(--t-fast) var(--ease-snap);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
  padding-block: clamp(5rem, 12vw, 9rem) clamp(4rem, 9vw, 7rem);
  position: relative;
  overflow: hidden;
}

.hero__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-inline: var(--pad-x);
  position: relative;
  z-index: 2;
}

.hero__meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-muted);
  margin-bottom: 2.5rem;
  letter-spacing: 0.05em;
}
.hero__meta-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
  animation: pulse 2.4s var(--ease) infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { box-shadow: 0 0 0 8px transparent; }
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.5rem, 7.5vw, 6rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
  margin: 0 0 1.5rem;
  max-width: 16ch;
}
.hero__title em {
  font-style: normal;
  color: var(--accent);
  font-weight: 300;
  font-style: italic;
}

.hero__sub {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 56ch;
  margin: 0 0 2.5rem;
}

.hero__actions {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

/* Hero decoration: orbital ring on the right */
.hero__deco {
  position: absolute;
  top: 50%;
  right: -12%;
  transform: translateY(-50%);
  width: min(620px, 60vw);
  aspect-ratio: 1;
  pointer-events: none;
  z-index: 1;
  opacity: 0.55;
}
.hero__deco::before,
.hero__deco::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--surface-line-strong);
}
.hero__deco::after {
  inset: 18%;
  border-color: var(--accent-soft);
}
.hero__deco-ring {
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  border: 1px dashed var(--surface-line);
  animation: rotate 60s linear infinite;
}
.hero__deco-ring::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 50%;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  transform: translateX(-50%);
  box-shadow: 0 0 16px var(--accent);
}
@keyframes rotate {
  to { transform: rotate(360deg); }
}

/* ---------- Section header ---------- */
.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem 4rem;
  align-items: end;
  margin-bottom: 4rem;
}
.section-head__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 4.2vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin: 0.8rem 0 0;
}
.section-head__lead {
  font-size: 1.1rem;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 52ch;
}

/* ---------- Service cards ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 2.5rem 2.25rem;
  background: var(--bg-card);
  border: 1px solid var(--surface-line);
  border-radius: var(--r-lg);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: border-color var(--t-mid) var(--ease-snap),
              transform var(--t-mid) var(--ease-snap);
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    400px circle at var(--mx, 50%) var(--my, 0%),
    var(--accent-soft),
    transparent 60%
  );
  opacity: 0;
  transition: opacity var(--t-mid) var(--ease-snap);
  pointer-events: none;
}
.service-card:hover {
  border-color: var(--surface-line-strong);
  transform: translateY(-2px);
}
.service-card:hover::before { opacity: 1; }

.service-card__num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  margin-bottom: 1.6rem;
}
.service-card__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
}
.service-card__desc {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.55;
  margin: 0 0 1.6rem;
}
.service-card__features {
  list-style: none;
  padding: 0;
  margin: 0 0 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.service-card__features li {
  position: relative;
  padding-left: 1.4rem;
  font-size: 0.94rem;
  color: var(--ink-soft);
}
.service-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 1px;
  background: var(--accent);
}
.service-card__cta {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.service-card__cta .arrow {
  transition: transform var(--t-fast) var(--ease-snap);
}
.service-card:hover .service-card__cta .arrow { transform: translateX(4px); }

/* ---------- Pillars (why us) ---------- */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--surface-line);
  border: 1px solid var(--surface-line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.pillar {
  background: var(--bg);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.pillar__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-muted);
  letter-spacing: 0.1em;
}
.pillar__label {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.5rem;
  letter-spacing: -0.015em;
  margin: 0;
}
.pillar__desc {
  color: var(--ink-soft);
  font-size: 0.97rem;
  line-height: 1.55;
  margin: 0;
}

/* ---------- CTA strip ---------- */
.cta-strip {
  position: relative;
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, #0F141C 0%, #16202F 100%);
  border: 1px solid var(--surface-line-strong);
  padding: clamp(2.5rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
  align-items: center;
  overflow: hidden;
}
.cta-strip::before {
  content: '';
  position: absolute;
  width: 360px;
  height: 360px;
  right: -80px;
  top: -80px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}
.cta-strip__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.7rem, 3.2vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin: 0 0 0.8rem;
  position: relative;
}
.cta-strip__lead {
  color: var(--ink-soft);
  margin: 0;
  position: relative;
}
.cta-strip__actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  justify-content: flex-end;
  position: relative;
}

/* ---------- Page hero (interior pages) ---------- */
.page-hero {
  padding-block: clamp(4rem, 8vw, 6.5rem) clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--surface-line);
}
.page-hero__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-inline: var(--pad-x);
}
.page-hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.2rem, 5.5vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0.5rem 0 1.2rem;
  max-width: 18ch;
}
.page-hero__lead {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  color: var(--ink-soft);
  max-width: 60ch;
  margin: 0;
}

/* ---------- Two-column content ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 4rem;
  align-items: start;
}
.two-col__aside {
  position: sticky;
  top: 110px;
}
.two-col__aside-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.8rem;
}
.two-col__aside-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0;
}

.prose h2 {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
  font-size: 1.2rem;
  margin-top: 1.8rem;
  margin-bottom: 0.6rem;
}
.prose p, .prose ul, .prose ol {
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.7;
}
.prose ul li, .prose ol li { margin-bottom: 0.4rem; }
.prose strong { color: var(--ink); font-weight: 600; }

/* ---------- Numbered list ---------- */
.numbered-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: step;
}
.numbered-list li {
  position: relative;
  padding: 1.5rem 0 1.5rem 4rem;
  border-top: 1px solid var(--surface-line);
  counter-increment: step;
}
.numbered-list li:last-child { border-bottom: 1px solid var(--surface-line); }
.numbered-list li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.numbered-list h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.015em;
  margin: 0 0 0.4rem;
}
.numbered-list p { color: var(--ink-soft); margin: 0; }

/* ---------- Service detail block ---------- */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--surface-line);
  border: 1px solid var(--surface-line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.detail-grid__item {
  background: var(--bg);
  padding: 2rem;
}
.detail-grid__item h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.5rem;
  font-weight: 500;
}
.detail-grid__item p {
  color: var(--ink-soft);
  margin: 0;
  font-size: 0.97rem;
  line-height: 1.55;
}
.detail-grid__item .icon {
  width: 32px;
  height: 32px;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.contact-info dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem 2rem;
  margin: 0;
}
.contact-info dt {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  align-self: center;
}
.contact-info dd {
  margin: 0;
  font-size: 1.05rem;
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--surface-line);
  border-radius: var(--r-lg);
  padding: 2.25rem;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 1.2rem;
}
.field label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.field input,
.field textarea {
  font-family: inherit;
  font-size: 1rem;
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--surface-line);
  border-radius: var(--r-sm);
  padding: 0.85rem 1rem;
  transition: border-color var(--t-fast) var(--ease-snap),
              background var(--t-fast) var(--ease-snap);
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--bg-elevated);
}
.field textarea { min-height: 140px; resize: vertical; }

.form-msg {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  margin-top: 0.8rem;
  color: var(--accent);
  min-height: 1.2em;
}
.form-msg.is-error { color: var(--warn); }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--surface-line);
  padding: clamp(3rem, 6vw, 4.5rem) 0 2rem;
  margin-top: var(--section-y);
  background:
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(94, 234, 212, 0.04), transparent 60%);
}
.site-footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-inline: var(--pad-x);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--surface-line);
}
.site-footer__tagline {
  margin-top: 1.2rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  max-width: 36ch;
}
.site-footer__heading {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 1.2rem;
  font-weight: 500;
}
.site-footer__col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.site-footer__col a { color: var(--ink-soft); font-size: 0.95rem; }
.site-footer__col a:hover { color: var(--accent); }
.site-footer__col address {
  font-style: normal;
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.7;
}
.site-footer__col address a { color: var(--ink-soft); }
.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.8rem;
  font-size: 0.85rem;
  color: var(--ink-muted);
}
.site-footer__bottom p { margin: 0; }

/* ---------- Reveal-on-scroll ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
  transition-delay: var(--delay, 0ms);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 404 ---------- */
.notfound {
  min-height: 60vh;
  display: flex;
  align-items: center;
}
.notfound__code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}
.notfound h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1;
  letter-spacing: -0.035em;
  margin: 0 0 1.2rem;
}

/* ===============================================================
   Responsive — mobile-first refinements at narrower viewports
   =============================================================== */
@media (max-width: 960px) {
  .section-head {
    grid-template-columns: 1fr;
    gap: 1.2rem;
    margin-bottom: 2.5rem;
  }
  .services-grid { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: 1fr; }
  .cta-strip {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .cta-strip__actions { justify-content: flex-start; }
  .two-col {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .two-col__aside { position: static; }
  .detail-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .primary-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--surface-line);
    padding: 1.2rem var(--pad-x) 1.6rem;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--t-mid) var(--ease-snap),
                opacity var(--t-mid) var(--ease-snap);
  }
  .primary-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .primary-nav ul {
    flex-direction: column;
    gap: 0;
    margin-bottom: 1rem;
  }
  .primary-nav ul li {
    border-bottom: 1px solid var(--surface-line);
  }
  .primary-nav ul li a {
    display: block;
    padding: 1rem 0;
    font-size: 1.05rem;
  }
  .primary-nav a.is-active::after { display: none; }
  .nav-cta { align-self: flex-start; }

  .hero__deco { display: none; }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  body { font-size: 16px; }
  .btn { padding: 0.85rem 1.2rem; font-size: 0.9rem; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { justify-content: center; }
  .brand__sub { display: none; }
}

/* Reduced motion */
@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;
  }
  [data-reveal] { opacity: 1; transform: none; }
}