/* BrainMesh — main stylesheet
   Layout, components, sections */

/* =========================================================
   Layout primitives
   ========================================================= */
.wrap {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-12));
}

.section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
  position: relative;
}

.section--tight {
  padding-block: clamp(var(--space-12), 7vw, var(--space-24));
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
}

.eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
}

.section-title {
  font-size: var(--text-2xl);
  margin-top: var(--space-4);
  letter-spacing: -0.025em;
}

.section-lede {
  margin-top: var(--space-5);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
  line-height: 1.45;
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: -0.005em;
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid transparent;
  line-height: 1;
  min-height: 44px;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-primary-on);
  box-shadow: 0 1px 0 0 rgba(255, 255, 255, 0.2) inset, 0 8px 22px -8px var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-text);
  background: var(--color-surface);
}

.btn--ink {
  background: var(--color-ink);
  color: var(--color-text-inverse);
}
[data-theme='dark'] .btn--ink {
  background: var(--color-ink-2);
  color: var(--color-text-inverse);
}
.btn--ink:hover { transform: translateY(-1px); }

.btn--sm { padding: var(--space-2) var(--space-4); font-size: var(--text-xs); min-height: 36px; }

.btn .arrow {
  width: 16px; height: 16px;
  transition: transform var(--transition-interactive);
}
.btn:hover .arrow { transform: translateX(3px); }

/* =========================================================
   Header
   ========================================================= */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
}
.header--scrolled {
  border-bottom-color: var(--color-divider);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-base);
  letter-spacing: -0.01em;
}
[data-theme='dark'] .brand { color: var(--color-text); }

.brand__mark { width: 32px; height: 32px; flex: none; color: var(--color-primary); }
.brand__name { line-height: 1; }
.brand__name b { font-weight: 600; }

.nav {
  display: none;
  gap: var(--space-6);
  align-items: center;
}
@media (min-width: 880px) {
  .nav { display: inline-flex; }
}

.nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
}
.nav a:hover { color: var(--color-text); }

.header__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.theme-toggle {
  width: 40px; height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
.theme-toggle:hover {
  border-color: var(--color-text);
  background: var(--color-surface);
}

.menu-toggle {
  display: inline-flex;
  width: 40px; height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
@media (min-width: 880px) { .menu-toggle { display: none; } }

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4) 0 var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-size: var(--text-base);
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
}
.mobile-nav a:last-child { border-bottom: none; }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  padding-block: clamp(var(--space-16), 11vw, var(--space-32)) clamp(var(--space-16), 9vw, var(--space-24));
  overflow: hidden;
  isolation: isolate;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 60% 80% at 70% 10%, var(--color-primary-soft), transparent 60%),
    radial-gradient(ellipse 50% 60% at 10% 90%, color-mix(in srgb, var(--color-primary) 8%, transparent), transparent 60%);
  pointer-events: none;
}

.hero__grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, var(--mesh-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--mesh-line) 1px, transparent 1px);
  background-size: 56px 56px;
  background-position: center;
  mask-image: radial-gradient(ellipse 120% 80% at 50% 30%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 120% 80% at 50% 30%, black 30%, transparent 75%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}
@media (min-width: 1024px) {
  .hero__inner { grid-template-columns: 1.1fr 1fr; gap: var(--space-16); }
}

.hero__copy { max-width: 640px; }

.hero__pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3) var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}
.hero__pill .dot {
  width: 8px; height: 8px; border-radius: var(--radius-full);
  background: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-soft);
}

.hero__headline {
  margin-top: var(--space-6);
  font-size: var(--text-hero);
  line-height: 0.98;
  letter-spacing: -0.035em;
  font-weight: 600;
}
.hero__headline em {
  font-style: normal;
  background: linear-gradient(120deg, var(--color-primary), color-mix(in srgb, var(--color-primary) 40%, var(--color-ink)));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__sub {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
  line-height: 1.45;
}

.hero__ctas {
  margin-top: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero__meta {
  margin-top: var(--space-10);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6) var(--space-8);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.hero__meta span { display: inline-flex; align-items: center; gap: var(--space-2); }
.hero__meta b {
  color: var(--color-text);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Hero visual — SVG mesh / nodes */
.hero__visual {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  max-width: 560px;
  margin-inline: auto;
}
.hero__visual svg { width: 100%; height: 100%; }

/* =========================================================
   Marquee logos (optional row)
   ========================================================= */
.marquee {
  border-block: 1px solid var(--color-divider);
  padding-block: var(--space-6);
  background: var(--color-surface);
}
.marquee__inner {
  display: flex;
  gap: var(--space-12);
  align-items: center;
  flex-wrap: wrap;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.marquee__label { font-weight: 500; }
.marquee__items {
  display: flex;
  gap: var(--space-8);
  flex-wrap: wrap;
}
.marquee__items span { color: var(--color-text); font-weight: 500; }

/* =========================================================
   Problem section — pull quote feel
   ========================================================= */
.problem {
  background: var(--color-surface);
  border-block: 1px solid var(--color-divider);
}
.problem__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}
@media (min-width: 900px) {
  .problem__grid { grid-template-columns: 1fr 1.4fr; gap: var(--space-16); }
}
.problem__heading {
  font-size: var(--text-2xl);
  letter-spacing: -0.025em;
}
.problem__heading em {
  font-style: normal;
  color: var(--color-primary);
}
.problem__list {
  display: grid;
  gap: var(--space-6);
  list-style: none;
}
.problem__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: start;
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-divider);
}
.problem__list li:last-child { border-bottom: none; padding-bottom: 0; }
.problem__list .num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  padding-top: 0.25em;
  letter-spacing: 0.04em;
}
.problem__list h3 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}
.problem__list p { color: var(--color-text-muted); font-size: var(--text-sm); }

/* =========================================================
   Operating layer / bento
   ========================================================= */
.os {
  position: relative;
}
.os__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-12);
  align-items: end;
}
@media (min-width: 900px) {
  .os__head { grid-template-columns: 1.3fr 1fr; gap: var(--space-12); }
}

.bento {
  display: grid;
  grid-template-columns: 1fr;
  grid-auto-rows: minmax(200px, auto);
  gap: var(--space-4);
}
@media (min-width: 720px) {
  .bento { grid-template-columns: repeat(6, 1fr); }
}

.tile {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  overflow: hidden;
  isolation: isolate;
}
.tile:hover { border-color: var(--color-border); }

.tile__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.tile__title {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  letter-spacing: -0.012em;
  line-height: 1.2;
}
[data-theme='dark'] .tile__title { color: var(--color-text); }
.tile__body { font-size: var(--text-sm); color: var(--color-text-muted); }
.tile__chips {
  display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: auto;
}
.chip {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  border: 1px solid var(--color-divider);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Tile spans */
@media (min-width: 720px) {
  .tile--lg { grid-column: span 4; grid-row: span 2; }
  .tile--md { grid-column: span 3; }
  .tile--sm { grid-column: span 2; }
  .tile--full { grid-column: span 6; }
}

/* Featured operating-record tile (always-dark panel) */
.tile--feature {
  background:
    radial-gradient(ellipse 80% 70% at 80% 20%, color-mix(in srgb, var(--color-primary) 18%, transparent), transparent 60%),
    var(--color-ink-stable);
  color: var(--color-ink-stable-text);
  border-color: transparent;
}
.tile--feature .tile__label { color: rgba(236, 230, 217, 0.55); }
.tile--feature .tile__title { color: var(--color-ink-stable-text); font-size: var(--text-xl); }
[data-theme='dark'] .tile--feature .tile__title { color: var(--color-ink-stable-text); }
.tile--feature .tile__body { color: rgba(236, 230, 217, 0.78); }
.tile--feature .chip {
  background: rgba(255, 255, 255, 0.06);
  color: rgba(236, 230, 217, 0.8);
  border-color: rgba(255, 255, 255, 0.12);
}

.record {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2) var(--space-4);
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(236, 230, 217, 0.7);
}
.record > div {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-2);
}
.record b {
  font-weight: 500;
  color: var(--color-ink-stable-text);
  font-family: var(--font-body);
  text-transform: none;
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
}

/* =========================================================
   Services / packages
   ========================================================= */
.packages {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 900px) {
  .packages { grid-template-columns: repeat(3, 1fr); }
}

.pkg {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: relative;
}
.pkg--featured {
  background: var(--color-surface-2);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}
.pkg__tag {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.pkg__name {
  font-size: var(--text-xl);
  letter-spacing: -0.02em;
}
.pkg__pitch {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  min-height: 3em;
}
.pkg__list {
  display: grid;
  gap: var(--space-3);
  list-style: none;
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-5);
  font-size: var(--text-sm);
}
.pkg__list li {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: var(--space-3);
  align-items: start;
  color: var(--color-text);
}
.pkg__list svg { color: var(--color-primary); margin-top: 0.3em; flex: none; }

.pkg__for {
  margin-top: auto;
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-text-faint);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.pkg__for b { color: var(--color-text); font-family: var(--font-body); text-transform: none; letter-spacing: -0.01em; font-weight: 500; font-size: var(--text-sm); }

/* =========================================================
   Law firms section
   ========================================================= */
.firms {
  background: var(--color-ink-stable);
  color: var(--color-ink-stable-text);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-10), 6vw, var(--space-20));
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.firms::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 90% 80% at 80% 20%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 80% 20%, black 30%, transparent 70%);
}
.firms__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}
@media (min-width: 900px) {
  .firms__grid { grid-template-columns: 1fr 1.3fr; gap: var(--space-16); }
}
.firms .eyebrow { color: rgba(236, 230, 217, 0.6); }
.firms .section-title { color: var(--color-ink-stable-text); }
[data-theme='dark'] .firms .section-title { color: var(--color-ink-stable-text); }
.firms__lede { color: rgba(236, 230, 217, 0.75); margin-top: var(--space-5); font-size: var(--text-lg); line-height: 1.45; }

.firms__list {
  display: grid;
  gap: var(--space-1);
  list-style: none;
}
.firms__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-5);
  align-items: start;
  padding: var(--space-5) 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.firms__list li:last-child { border-bottom: none; }
.firms__list .ix {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: rgba(236, 230, 217, 0.5);
  letter-spacing: 0.04em;
  padding-top: 0.4em;
}
.firms__list h3 {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-lg);
  color: var(--color-ink-stable-text);
  letter-spacing: -0.015em;
  margin-bottom: var(--space-2);
}
.firms__list p {
  color: rgba(236, 230, 217, 0.7);
  font-size: var(--text-sm);
}

/* =========================================================
   How it works — numbered steps
   ========================================================= */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  counter-reset: step;
}
@media (min-width: 720px) {
  .steps { grid-template-columns: repeat(5, 1fr); }
}
.step {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-height: 200px;
}
.step__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.06em;
}
.step h3 {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-lg);
  color: var(--color-text);
  letter-spacing: -0.015em;
}
.step p { font-size: var(--text-sm); color: var(--color-text-muted); }
.step::after {
  content: '';
  position: absolute;
  top: 32px;
  right: -10px;
  width: 20px;
  height: 1px;
  background: var(--color-border);
  display: none;
}
@media (min-width: 720px) {
  .step:not(:last-child)::after { display: block; }
}

/* =========================================================
   Security / human escalation
   ========================================================= */
.security__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 900px) {
  .security__grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
}
.sec-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.sec-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.sec-card h3 {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  letter-spacing: -0.015em;
}
.sec-card p { color: var(--color-text-muted); font-size: var(--text-sm); }
.sec-card ul {
  list-style: none;
  display: grid;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.sec-card ul li {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: var(--space-3);
  align-items: start;
}
.sec-card ul svg { color: var(--color-primary); margin-top: 0.3em; }

/* =========================================================
   Assessment form
   ========================================================= */
.assessment {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 5vw, var(--space-16));
  position: relative;
  overflow: hidden;
}
.assessment__head {
  max-width: 56ch;
  margin-bottom: var(--space-10);
}
.form {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 700px) {
  .form { grid-template-columns: 1fr 1fr; gap: var(--space-5); }
  .form .field--full { grid-column: 1 / -1; }
}
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field label {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
}
.field label .req { color: var(--color-primary); }
.field input,
.field select,
.field textarea {
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  font-family: var(--font-body);
}
.field input::placeholder,
.field textarea::placeholder { color: var(--color-text-faint); }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: var(--color-primary);
}
.field textarea { min-height: 120px; resize: vertical; line-height: 1.5; }

.form__submit {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  margin-top: var(--space-4);
}
.form__note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.form__status {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  border: 1px solid color-mix(in srgb, var(--color-primary) 30%, transparent);
  color: var(--color-text);
  font-size: var(--text-sm);
  display: none;
}
.form__status.show { display: block; }

/* =========================================================
   Footer
   ========================================================= */
.footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-10);
  margin-top: var(--space-16);
  background: var(--color-surface);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}
@media (min-width: 800px) {
  .footer__grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--space-10); }
}
.footer h4 {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--font-mono);
  margin-bottom: var(--space-4);
}
.footer ul { list-style: none; display: grid; gap: var(--space-3); }
.footer a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
}
.footer a:hover { color: var(--color-text); }
.footer__about p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  max-width: 36ch;
}
.footer__bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

/* =========================================================
   Reveal-on-scroll (subtle, progressive enhancement)
   Default state: visible. JS adds .reveal-ready before observing
   so we never get stuck-hidden content if JS or IO fails.
   ========================================================= */
.reveal-ready .reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1), transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-ready .reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal-ready .reveal { opacity: 1; transform: none; }
}

/* Subtle node pulse in hero (respect reduced motion) */
@keyframes nodePulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}
.hero__visual .node-pulse {
  animation: nodePulse 3.6s ease-in-out infinite;
  transform-origin: center;
}
.hero__visual .node-pulse--2 { animation-delay: -1.2s; }
.hero__visual .node-pulse--3 { animation-delay: -2.4s; }