/* ---------- DESIGN TOKENS ---------- */
:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 0.5rem + 6vw, 6.5rem);

  /* Spacing */
  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem;
  --space-5: 1.25rem; --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem;
  --space-12: 3rem; --space-16: 4rem; --space-20: 5rem; --space-24: 6rem; --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.25rem; --radius-md: 0.5rem; --radius-lg: 0.75rem; --radius-xl: 1rem; --radius-full: 9999px;
  --transition-interactive: 220ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 1080px;
  --content-wide: 1280px;

  /* Fonts */
  --font-display: 'Fraunces', 'Times New Roman', Georgia, serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;
}

/* Light mode — navy / paper / brand blue */
:root, [data-theme='light'] {
  --color-bg: #f6f7fb;
  --color-surface: #ffffff;
  --color-surface-2: #fafbfd;
  --color-surface-offset: #ebeef6;
  --color-surface-dynamic: #dfe3ee;
  --color-divider: #d8dde9;
  --color-border: #c7cddc;

  --color-text: #161d2c;
  --color-text-muted: #56607a;
  --color-text-faint: #9aa1b3;
  --color-text-inverse: #f6f7fb;

  /* Primary — deep navy (matches logo wordmark) */
  --color-primary: #161d2c;
  --color-primary-hover: #232c40;
  --color-primary-active: #0c1220;
  --color-primary-highlight: #d8dde9;

  /* Accent — brand blue from logo */
  --color-accent: #5670f4;
  --color-accent-hover: #4458dc;
  --color-accent-active: #3445b8;
  --color-accent-highlight: #dbe1fd;

  --color-success: #1f7a4c;
  --color-error: #b3261e;

  --shadow-sm: 0 1px 2px oklch(0.2 0.02 260 / 0.06);
  --shadow-md: 0 8px 24px oklch(0.2 0.02 260 / 0.10);
  --shadow-lg: 0 20px 48px oklch(0.2 0.02 260 / 0.18);
}

/* Dark mode */
[data-theme='dark'] {
  --color-bg: #0e1320;
  --color-surface: #161d2c;
  --color-surface-2: #1c2438;
  --color-surface-offset: #131a28;
  --color-surface-dynamic: #232c40;
  --color-divider: #2a334a;
  --color-border: #3a4564;

  --color-text: #eef1f8;
  --color-text-muted: #b4bcd1;
  --color-text-faint: #7a8299;
  --color-text-inverse: #0e1320;

  --color-primary: #e8ecf6;
  --color-primary-hover: #ffffff;
  --color-primary-active: #c4cae0;
  --color-primary-highlight: #232c40;

  --color-accent: #7a8efb;
  --color-accent-hover: #94a3fc;
  --color-accent-active: #5670f4;
  --color-accent-highlight: #1f2849;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.25);
  --shadow-md: 0 8px 24px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 20px 48px oklch(0 0 0 / 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0e1320;
    --color-surface: #161d2c;
    --color-surface-2: #1c2438;
    --color-surface-offset: #131a28;
    --color-divider: #2a334a;
    --color-border: #3a4564;
    --color-text: #eef1f8;
    --color-text-muted: #b4bcd1;
    --color-text-faint: #7a8299;
    --color-text-inverse: #0e1320;
    --color-primary: #e8ecf6;
    --color-primary-hover: #ffffff;
    --color-primary-active: #c4cae0;
    --color-primary-highlight: #232c40;
    --color-accent: #7a8efb;
    --color-accent-hover: #94a3fc;
    --color-accent-active: #5670f4;
    --color-accent-highlight: #1f2849;
  }
}

/* ---------- LAYOUT ---------- */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-10));
}
.container--narrow { max-width: var(--content-default); }

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

/* ---------- HEADER ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 80%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid color-mix(in oklab, var(--color-border) 50%, transparent);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-4);
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-10));
}
.logo {
  display: inline-flex; align-items: center;
  color: var(--color-text);
  text-decoration: none;
  position: relative;
}
.logo img {
  display: block;
  height: 3.25rem;
  width: auto;
}
.logo--footer img { height: 3.25rem; }
@media (min-width: 720px) {
  .logo img { height: 3.75rem; }
  .logo--footer img { height: 4rem; }
}
/* Theme-aware logo swap */
.logo .logo-light { display: none; }
.logo .logo-dark { display: block; }
[data-theme='dark'] .logo .logo-light { display: block; }
[data-theme='dark'] .logo .logo-dark { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .logo .logo-light { display: block; }
  :root:not([data-theme]) .logo .logo-dark { display: none; }
}
/* Footer always uses the light (white) logo, since footer is always on dark */
.logo--footer .logo-light { display: block !important; }
.logo--footer .logo-dark { display: none !important; }
.nav {
  display: flex; align-items: center; gap: clamp(var(--space-4), 2vw, var(--space-8));
}
.nav__list {
  display: flex; gap: clamp(var(--space-4), 2vw, var(--space-8));
  list-style: none;
}
.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  padding-block: var(--space-2);
}
.nav__link:hover { color: var(--color-accent); }
.nav__link[aria-current='page'] {
  color: var(--color-accent);
}
.nav__cta { display: none; }
@media (min-width: 768px) {
  .nav__cta { display: inline-flex; }
}

.theme-toggle {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 2.25rem; height: 2.25rem;
  border-radius: var(--radius-full);
  color: var(--color-text);
}
.theme-toggle:hover { background: var(--color-surface-offset); color: var(--color-accent); }

.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.25rem; height: 2.25rem; color: var(--color-text);
}
@media (min-width: 900px) { .nav-toggle { display: none; } }
@media (max-width: 899px) {
  .nav__list { display: none; }
  .nav[data-open='true'] .nav__list {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4) clamp(var(--space-4), 4vw, var(--space-10));
  }
  .nav__list li { border-bottom: 1px solid var(--color-divider); }
  .nav__list li:last-child { border-bottom: none; }
  .nav__link { display: block; padding-block: var(--space-4); }
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn--accent {
  background: var(--color-accent);
  color: #ffffff;
}
.btn--accent:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-text);
  background: color-mix(in oklab, var(--color-text) 4%, transparent);
}
.btn--lg { padding: var(--space-4) var(--space-8); font-size: var(--text-base); }

/* ---------- TYPE HELPERS ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 1.5rem;
  height: 1px;
  background: currentColor;
}
.display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.02;
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  padding-block: 0;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  align-items: stretch;
  min-height: clamp(560px, 80vh, 880px);
}
@media (min-width: 960px) {
  .hero__grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
}
.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(var(--space-12), 8vw, var(--space-24)) clamp(var(--space-4), 4vw, var(--space-12));
  background: var(--color-bg);
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--text-hero);
  letter-spacing: -0.025em;
  line-height: 0.98;
  margin-top: var(--space-6);
}
.hero__title em {
  font-style: italic;
  color: var(--color-accent);
}
.hero__lede {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 44ch;
  line-height: 1.5;
}
.hero__actions {
  margin-top: var(--space-10);
  display: flex; flex-wrap: wrap; gap: var(--space-3);
}
.hero__meta {
  margin-top: var(--space-12);
  display: flex; flex-wrap: wrap; gap: var(--space-8) var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
}
.hero__meta dt {
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}
.hero__meta dd {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  letter-spacing: -0.01em;
}
.hero__image {
  position: relative;
  min-height: 360px;
  background: var(--color-surface-offset);
}
.hero__image img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero__image::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to right, color-mix(in oklab, var(--color-bg) 30%, transparent), transparent 25%);
  pointer-events: none;
}

/* ---------- TRUST BAR ---------- */
.trust {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-2);
}
.trust__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-6);
  padding-block: var(--space-10);
  align-items: center;
}
.trust__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}
.trust__item svg {
  flex-shrink: 0;
  color: var(--color-accent);
}

/* ---------- SECTION HEADERS ---------- */
.section-header {
  display: grid;
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}
@media (min-width: 800px) {
  .section-header {
    grid-template-columns: 1fr 1fr;
    align-items: end;
    gap: var(--space-12);
  }
}
.section-header__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-top: var(--space-4);
}
.section-header__lede {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  max-width: 52ch;
}

/* ---------- SERVICES ---------- */
.services {
  background: var(--color-bg);
}
.service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-1);
  border-top: 1px solid var(--color-border);
  border-left: 1px solid var(--color-border);
  background: var(--color-border);
}
@media (min-width: 640px) { .service-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 980px) { .service-grid { grid-template-columns: repeat(3, 1fr); } }

.service {
  background: var(--color-surface);
  padding: clamp(var(--space-8), 3vw, var(--space-12));
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  position: relative;
}
.service__number {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--color-accent);
  letter-spacing: 0.1em;
}
.service__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  letter-spacing: -0.01em;
}
.service__desc {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.6;
}
.service__list {
  list-style: none;
  display: flex; flex-direction: column; gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.service__list li {
  font-size: var(--text-sm);
  color: var(--color-text);
  padding-left: var(--space-5);
  position: relative;
}
.service__list li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.65em;
  width: 8px; height: 1px;
  background: var(--color-accent);
}

/* ---------- ABOUT / SPLIT ---------- */
.split {
  background: var(--color-surface-2);
  border-block: 1px solid var(--color-border);
}
.split__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(var(--space-10), 6vw, var(--space-20));
  align-items: center;
}
@media (min-width: 900px) {
  .split__grid { grid-template-columns: 5fr 6fr; }
  .split--reverse .split__grid > :first-child { order: 2; }
}
.split__image {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius-md);
}
.split__image img { width: 100%; height: 100%; object-fit: cover; }
.split__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-top: var(--space-4);
}
.split__body { margin-top: var(--space-6); color: var(--color-text-muted); }
.split__body p + p { margin-top: var(--space-4); }
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
}
.stat__number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-text);
  letter-spacing: -0.02em;
  line-height: 1;
}
.stat__label {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* ---------- PROCESS ---------- */
.process {
  background: var(--color-bg);
}
.process__list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-1);
}
@media (min-width: 720px) {
  .process__list { grid-template-columns: repeat(4, 1fr); }
}
.process__item {
  padding: var(--space-8) var(--space-6);
  background: var(--color-surface);
  border-top: 2px solid var(--color-accent);
  display: flex; flex-direction: column; gap: var(--space-3);
}
.process__num {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-accent);
  letter-spacing: -0.02em;
}
.process__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
}
.process__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ---------- TESTIMONIAL ---------- */
.testimonial {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
[data-theme='dark'] .testimonial { background: var(--color-surface-2); color: var(--color-text); }
[data-theme='dark'] .testimonial .testimonial__cite { color: color-mix(in oklab, var(--color-text) 75%, transparent); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .testimonial { background: var(--color-surface-2); color: var(--color-text); }
  :root:not([data-theme]) .testimonial .testimonial__cite { color: color-mix(in oklab, var(--color-text) 75%, transparent); }
}
.testimonial__quote {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.5rem, 1rem + 2.5vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  max-width: 32ch;
}
.testimonial__quote::before {
  content: '“';
  display: block;
  font-size: clamp(3rem, 6vw, 6rem);
  color: var(--color-accent);
  line-height: 0.5;
  margin-bottom: var(--space-6);
}
.testimonial__cite {
  margin-top: var(--space-10);
  display: flex; align-items: center; gap: var(--space-4);
  font-size: var(--text-sm);
  color: color-mix(in oklab, var(--color-text-inverse) 75%, transparent);
}
.testimonial__cite::before {
  content: '';
  width: 2rem; height: 1px;
  background: var(--color-accent);
}

/* ---------- CTA ---------- */
.cta-band {
  background: var(--color-surface-offset);
  border-block: 1px solid var(--color-border);
}
.cta-band__inner {
  display: grid;
  gap: var(--space-8);
  align-items: center;
}
@media (min-width: 800px) {
  .cta-band__inner { grid-template-columns: 1.4fr 1fr; }
}
.cta-band__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
}
.cta-band__actions {
  display: flex; gap: var(--space-3); flex-wrap: wrap; justify-self: start;
}
@media (min-width: 800px) { .cta-band__actions { justify-self: end; } }

/* ---------- FORMS ---------- */
.form {
  display: grid;
  gap: var(--space-5);
  background: var(--color-surface);
  padding: clamp(var(--space-8), 4vw, var(--space-12));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.form__row { display: grid; gap: var(--space-5); }
@media (min-width: 600px) { .form__row--2 { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: var(--space-2); }
.field label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.field input,
.field textarea,
.field select {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  font-size: var(--text-base);
  font-family: inherit;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-accent) 18%, transparent);
}
.field textarea { resize: vertical; min-height: 140px; }
.form__note { font-size: var(--text-xs); color: var(--color-text-muted); }
.form__submit { justify-self: start; margin-top: var(--space-2); }
.form__success {
  display: none;
  padding: var(--space-4) var(--space-5);
  background: color-mix(in oklab, var(--color-accent) 10%, var(--color-surface));
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: var(--text-sm);
}
.form[data-submitted='true'] .form__success { display: block; }
.form[data-submitted='true'] .form__fields { display: none; }

/* ---------- CONTACT GRID ---------- */
.contact-grid {
  display: grid;
  gap: clamp(var(--space-8), 4vw, var(--space-16));
  align-items: start;
}
@media (min-width: 900px) {
  .contact-grid { grid-template-columns: 5fr 7fr; }
}
.contact-card {
  display: flex; flex-direction: column; gap: var(--space-6);
}
.contact-card__item {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-5);
}
.contact-card__item:first-of-type { border-top: none; padding-top: 0; }
.contact-card__label {
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}
.contact-card__value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.contact-card__value a { color: inherit; text-decoration: none; }
.contact-card__value a:hover { color: var(--color-accent); }
.contact-card__sub {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ---------- PROJECTS ---------- */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}
@media (min-width: 800px) { .projects-grid { grid-template-columns: 1fr 1fr; } }

.project {
  display: flex; flex-direction: column; gap: var(--space-5);
}
.project__image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-surface-offset);
}
.project__image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 800ms cubic-bezier(0.16, 1, 0.3, 1);
}
.project:hover .project__image img { transform: scale(1.04); }
.project__meta {
  display: flex; gap: var(--space-4);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.project__meta span:not(:last-child)::after {
  content: '·';
  margin-left: var(--space-4);
  color: var(--color-text-faint);
}
.project__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  letter-spacing: -0.015em;
}
.project__desc {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* ---------- FAQ ---------- */
.faq {
  display: flex; flex-direction: column;
  border-top: 1px solid var(--color-border);
}
.faq details {
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-5);
}
.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-accent);
  transition: transform 220ms ease;
  line-height: 1;
}
.faq details[open] summary::after { content: '−'; }
.faq__answer {
  margin-top: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.65;
  max-width: 65ch;
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding-block: clamp(var(--space-16), 6vw, var(--space-20)) var(--space-8);
}
[data-theme='dark'] .footer { background: #080c16; color: #eef1f8; }
[data-theme='dark'] .footer a { color: color-mix(in oklab, #eef1f8 85%, transparent); }
[data-theme='dark'] .footer__brand p { color: color-mix(in oklab, #eef1f8 65%, transparent); }
[data-theme='dark'] .footer__col h4 { color: color-mix(in oklab, #eef1f8 60%, transparent); }
[data-theme='dark'] .footer__bottom { border-top-color: color-mix(in oklab, #eef1f8 14%, transparent); color: color-mix(in oklab, #eef1f8 60%, transparent); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .footer { background: #080c16; color: #eef1f8; }
  :root:not([data-theme]) .footer a { color: color-mix(in oklab, #eef1f8 85%, transparent); }
  :root:not([data-theme]) .footer__brand p { color: color-mix(in oklab, #eef1f8 65%, transparent); }
  :root:not([data-theme]) .footer__col h4 { color: color-mix(in oklab, #eef1f8 60%, transparent); }
  :root:not([data-theme]) .footer__bottom { border-top-color: color-mix(in oklab, #eef1f8 14%, transparent); color: color-mix(in oklab, #eef1f8 60%, transparent); }
}
.footer a { color: color-mix(in oklab, var(--color-text-inverse) 85%, transparent); text-decoration: none; }
.footer a:hover { color: var(--color-accent); }
.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}
@media (min-width: 720px) {
  .footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}
.footer__brand p {
  margin-top: var(--space-4);
  color: color-mix(in oklab, var(--color-text-inverse) 65%, transparent);
  font-size: var(--text-sm);
  max-width: 32ch;
}
.footer__brand .logo { color: var(--color-text-inverse); }
.footer__col h4 {
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--color-text-inverse) 55%, transparent);
  margin-bottom: var(--space-5);
  font-weight: 600;
}
.footer__col ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.footer__col li { font-size: var(--text-sm); }
.footer__bottom {
  margin-top: var(--space-16);
  padding-top: var(--space-6);
  border-top: 1px solid color-mix(in oklab, var(--color-text-inverse) 12%, transparent);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-4);
  font-size: var(--text-xs);
  color: color-mix(in oklab, var(--color-text-inverse) 55%, transparent);
  letter-spacing: 0.05em;
}

/* ---------- REVEAL ANIMATION ---------- */
@media (prefers-reduced-motion: no-preference) {
  .js-ready .reveal { opacity: 0; transform: translateY(20px); transition: opacity 800ms cubic-bezier(0.16, 1, 0.3, 1), transform 800ms cubic-bezier(0.16, 1, 0.3, 1); }
  .js-ready .reveal.is-visible { opacity: 1; transform: none; }
}

/* ---------- PAGE HEADER (interior pages) ---------- */
.page-header {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24)) clamp(var(--space-12), 6vw, var(--space-20));
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}
.page-header__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1;
  margin-top: var(--space-4);
  max-width: 18ch;
}
.page-header__lede {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
}