/* HJH Engineering — shared stylesheet
   Typography: Fraunces (display), Inter (body), JetBrains Mono (labels)
   Palette: graphite + paper + muted terracotta accent
*/

/* ------------------------------- Tokens ------------------------------- */
:root {
  /* Type scale — fluid */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.2vw, 0.9375rem);
  --text-base: clamp(1rem, 0.95rem + 0.2vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.2vw, 2.125rem);
  --text-2xl: clamp(2rem, 1.4rem + 2.4vw, 3.25rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 4.5rem);
  --text-hero: clamp(2.75rem, 0.8rem + 6.5vw, 7rem);

  /* 4px 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;

  /* Color — graphite / paper / single terracotta accent */
  --color-bg: #f6f3ee;
  --color-surface: #faf8f4;
  --color-surface-2: #eeebe4;
  --color-ink: #111418;
  --color-ink-2: #1b1f24;
  --color-muted: #5a5d63;
  --color-faint: #9a9993;
  --color-hairline: #cfc9be;
  --color-rule: #1a1c1f;
  --color-accent: #b04a2e; /* muted terracotta / clay */
  --color-accent-ink: #8a3923;
  --color-paper: #f6f3ee;
  --color-dark: #111418;
  --color-dark-2: #171a1e;
  --color-on-dark: #e9e4da;
  --color-on-dark-muted: #8d8a82;

  /* Font stacks */
  --font-display: 'Fraunces', 'Times New Roman', Georgia, serif;
  --font-body: 'Inter', -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Other */
  --radius: 2px;
  --transition: 240ms cubic-bezier(0.16, 1, 0.3, 1);
  --content-narrow: 680px;
  --content-default: 1040px;
  --content-wide: 1320px;
  --max-w: 1320px;
  --page-pad: clamp(1.25rem, 4vw, 3rem);
}

/* ------------------------------- Reset -------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink);
  background: var(--color-bg);
  font-feature-settings: 'ss01', 'cv11';
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.08;
  text-wrap: balance;
  color: var(--color-ink);
}

p {
  text-wrap: pretty;
  max-width: 68ch;
}

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

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ----------------------------- Utilities ------------------------------ */
.wrap {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

.wrap-narrow {
  width: 100%;
  max-width: var(--content-narrow);
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

.wrap-default {
  width: 100%;
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

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

.section-sm {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}

.hairline {
  border: 0;
  border-top: 1px solid var(--color-hairline);
  margin: 0;
}

/* Monospaced eyebrow label (e.g. "01 / PROCESS") */
.label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-ink);
}

.label .dash {
  display: inline-block;
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}

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

.label--accent {
  color: var(--color-accent);
}

.label--on-dark {
  color: var(--color-on-dark-muted);
}

/* Section number (big index) */
.section-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--color-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.95rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition:
    background var(--transition),
    color var(--transition),
    border-color var(--transition),
    transform var(--transition);
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-accent-ink);
}

.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-ink);
}

.btn--ghost:hover {
  background: var(--color-ink);
  color: var(--color-paper);
}

.btn--on-dark {
  background: var(--color-accent);
  color: #fff;
}

.btn--on-dark:hover {
  background: var(--color-accent-ink);
  color: #fff;
}

.btn--link {
  padding: 0;
  background: none;
  border: 0;
  color: var(--color-ink);
  border-bottom: 1px solid currentColor;
  border-radius: 0;
  padding-bottom: 2px;
}

.btn--link:hover {
  color: var(--color-accent);
}

.btn .arrow {
  display: inline-block;
  transition: transform var(--transition);
}

.btn:hover .arrow {
  transform: translateX(3px);
}

/* Arrow inline helper */
.arrow-inline::after {
  content: '→';
  display: inline-block;
  margin-left: 0.4em;
  transition: transform var(--transition);
}

a:hover .arrow-inline::after,
a.arrow-inline:hover::after {
  transform: translateX(3px);
}

/* ------------------------------- Header ------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-paper) 82%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition:
    border-color var(--transition),
    background var(--transition);
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-hairline);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-5);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-ink);
}

.brand svg {
  height: 18px;
  width: auto;
}

.brand__tag {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
  padding-left: var(--space-3);
  border-left: 1px solid var(--color-hairline);
}

@media (min-width: 900px) {
  .brand__tag {
    display: inline;
  }
}

.nav {
  display: none;
  align-items: center;
  gap: var(--space-8);
  font-size: 0.9375rem;
}

@media (min-width: 1024px) {
  .nav {
    display: flex;
  }
}

.nav a {
  position: relative;
  padding-block: var(--space-2);
  color: var(--color-ink);
  letter-spacing: 0.005em;
  transition: color var(--transition);
}

.nav a:hover,
.nav a[aria-current='page'] {
  color: var(--color-accent);
}

/* Services dropdown */
.nav__item {
  position: relative;
}

.nav__drop {
  position: absolute;
  top: calc(100% + 0.25rem);
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  min-width: 520px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-hairline);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--transition),
    transform var(--transition),
    visibility var(--transition);
  box-shadow: 0 20px 40px rgba(17, 20, 24, 0.08);
}

.nav__item:hover .nav__drop,
.nav__item:focus-within .nav__drop {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav__drop-col h4 {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-4);
}

.nav__drop-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.nav__drop-col a {
  font-size: 0.9375rem;
  color: var(--color-ink);
  padding: 0;
}

.nav__drop-col a:hover {
  color: var(--color-accent);
}

.nav__cta {
  display: none;
  align-items: center;
  gap: var(--space-3);
}

@media (min-width: 1024px) {
  .nav__cta {
    display: inline-flex;
  }
}

.nav__phone {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  color: var(--color-ink);
}

.nav__phone:hover {
  color: var(--color-accent);
}

/* Mobile menu */
.menu-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 6px 4px;
  border: 0;
  background: transparent;
}

@media (min-width: 1024px) {
  .menu-toggle {
    display: none;
  }
}

.menu-toggle span {
  display: block;
  height: 1.5px;
  background: var(--color-ink);
  transition: transform var(--transition);
}

.mobile-nav {
  display: none;
  padding: var(--space-8) var(--page-pad) var(--space-16);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-hairline);
}

.mobile-nav[data-open='true'] {
  display: block;
}

.mobile-nav__group {
  padding-block: var(--space-5);
  border-bottom: 1px solid var(--color-hairline);
}

.mobile-nav__group:last-child {
  border-bottom: 0;
}

.mobile-nav__group h4 {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-3);
}

.mobile-nav a {
  display: block;
  padding: var(--space-2) 0;
  font-size: 1.0625rem;
  color: var(--color-ink);
}

.mobile-nav a:hover {
  color: var(--color-accent);
}

/* ------------------------------- Hero --------------------------------- */
.hero {
  position: relative;
  padding-top: clamp(var(--space-12), 6vw, var(--space-20));
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-24));
}

.hero__grid {
  display: grid;
  gap: var(--space-10);
}

.hero__eyebrow {
  margin-bottom: var(--space-6);
}

.hero__title {
  font-size: var(--text-hero);
  line-height: 0.95;
  letter-spacing: -0.025em;
  font-weight: 300;
  max-width: 16ch;
  margin-bottom: var(--space-8);
  overflow-wrap: break-word;
  hyphens: auto;
}

@media (max-width: 600px) {
  .hero__title {
    font-size: clamp(2.25rem, 10vw, 3.25rem);
    line-height: 1.0;
    letter-spacing: -0.02em;
  }
}

.hero__title em {
  font-style: italic;
  font-weight: 300;
  color: var(--color-accent);
}

.hero__lede {
  font-size: var(--text-lg);
  max-width: 58ch;
  color: var(--color-muted);
  margin-bottom: var(--space-8);
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
}

.hero__figure {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
}

.hero__figure img {
  width: 100%;
  height: clamp(320px, 60vh, 720px);
  object-fit: cover;
  display: block;
}

/* ----------------------------- Hero slider ----------------------------- */
.hero__slider {
  position: relative;
}

.slider__track {
  position: relative;
  width: 100%;
  height: clamp(320px, 60vh, 720px);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-ink);
}

.slider__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 900ms cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.slider__slide.is-active {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}

.slider__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.slider__controls {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: var(--space-4);
  z-index: 3;
  display: flex;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(17, 20, 24, 0.42);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 999px;
}

.slider__dot {
  appearance: none;
  border: 0;
  padding: 0;
  margin: 0;
  width: 24px;
  height: 3px;
  background: rgba(255, 255, 255, 0.35);
  border-radius: 2px;
  cursor: pointer;
  transition: background 280ms ease, width 320ms ease;
}

.slider__dot:hover {
  background: rgba(255, 255, 255, 0.6);
}

.slider__dot.is-active {
  background: rgba(255, 255, 255, 0.95);
  width: 40px;
}

.slider__dot:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

@media (max-width: 600px) {
  .slider__controls { bottom: var(--space-3); gap: 8px; padding: 8px 12px; }
  .slider__dot { width: 20px; }
  .slider__dot.is-active { width: 32px; }
}

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

.hero__caption {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  text-transform: uppercase;
}

/* Interior / sub-page hero (smaller) */
.sub-hero {
  padding-block: clamp(var(--space-16), 9vw, var(--space-24)) clamp(var(--space-10), 5vw, var(--space-16));
  border-bottom: 1px solid var(--color-hairline);
}

.sub-hero__eyebrow {
  margin-bottom: var(--space-5);
}

.sub-hero__title {
  font-size: var(--text-3xl);
  line-height: 0.98;
  font-weight: 300;
  max-width: 20ch;
  margin-bottom: var(--space-6);
}

.sub-hero__lede {
  font-size: var(--text-lg);
  color: var(--color-muted);
  max-width: 58ch;
}

/* --------------------------- Section headings ------------------------- */
.section-header {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}

@media (min-width: 900px) {
  .section-header {
    grid-template-columns: minmax(180px, 1fr) 2fr;
    gap: var(--space-10);
    align-items: baseline;
  }
}

.section-header h2 {
  font-size: var(--text-2xl);
  font-weight: 300;
  letter-spacing: -0.02em;
  max-width: 22ch;
}

.section-header__note {
  color: var(--color-muted);
  max-width: 54ch;
  font-size: var(--text-base);
}

/* ---------------------------- Services grid --------------------------- */
.svc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  border-top: 0;
}

@media (min-width: 700px) {
  .svc-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
  }
}

.svc-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--space-2);
  padding: var(--space-9) var(--space-6);
  background: var(--color-accent);
  color: #fff;
  border: 0;
  border-radius: var(--radius);
  transition:
    background var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
  min-height: 260px;
}

.svc-item > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
  gap: var(--space-3);
}

@media (min-width: 700px) {
  .svc-item:nth-child(odd),
  .svc-item:nth-child(even) {
    padding: var(--space-8) var(--space-7);
    border: 0;
  }
}

.svc-item:hover {
  background: var(--color-accent-ink);
  transform: translateY(-2px);
}

.svc-item__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.75);
  padding-top: 0;
  margin-bottom: var(--space-1);
}

.svc-item h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.875rem;
  line-height: 1.05;
  margin-bottom: var(--space-2);
  letter-spacing: -0.015em;
  color: #fff;
  text-align: center;
}

.svc-item p {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: var(--space-4);
  max-width: 36ch;
  text-align: center;
}

.svc-item a.svc-item__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
  transition: transform var(--transition);
  margin-top: auto;
}

.svc-item:hover a.svc-item__link,
.svc-item a.svc-item__link:hover {
  color: #fff;
}

.svc-item:hover a.svc-item__link span[aria-hidden] {
  transform: translateX(4px);
}

.svc-item a.svc-item__link span[aria-hidden] {
  transition: transform var(--transition);
  display: inline-block;
}

.svc-item__card-link {
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

/* --------------------------- Value props list ------------------------- */
.props {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 700px) {
  .props {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12) var(--space-16);
  }
}

@media (min-width: 1100px) {
  .props {
    grid-template-columns: repeat(4, 1fr);
  }
}

.prop h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.375rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: var(--space-4) 0 var(--space-3);
}

.prop p {
  color: var(--color-muted);
  font-size: 0.9375rem;
}

.prop .label {
  color: var(--color-accent);
}

/* --------------------------- Selected Work --------------------------- */
.work-preview {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .work-preview {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
  }
}

.work-card {
  display: block;
  color: inherit;
}

.work-card__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--color-surface-2);
  margin-bottom: var(--space-4);
}

.work-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
}

.work-card:hover .work-card__media img {
  transform: scale(1.04);
}

.work-card__meta {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-2);
}

.work-card h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.25rem;
  line-height: 1.2;
  letter-spacing: -0.005em;
}

/* --------------------------- Founder blurb --------------------------- */
.founder {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
  align-items: center;
}

@media (min-width: 800px) {
  .founder {
    grid-template-columns: minmax(0, 280px) 1fr;
    gap: var(--space-16);
  }
}

.founder__portrait {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--color-surface-2);
}

.founder__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.founder__body h2 {
  font-weight: 300;
  font-size: var(--text-xl);
  max-width: 22ch;
  margin-bottom: var(--space-4);
}

.founder__body p {
  color: var(--color-muted);
  margin-bottom: var(--space-6);
}

/* --------------------------- CTA band -------------------------------- */
.cta-band {
  background: var(--color-dark);
  color: var(--color-on-dark);
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}

.cta-band__inner {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
  align-items: end;
}

@media (min-width: 800px) {
  .cta-band__inner {
    grid-template-columns: 1.3fr 1fr;
    gap: var(--space-12);
  }
}

.cta-band h2 {
  color: var(--color-on-dark);
  font-size: var(--text-2xl);
  font-weight: 300;
  letter-spacing: -0.02em;
  max-width: 22ch;
}

.cta-band p {
  color: var(--color-on-dark-muted);
  max-width: 48ch;
  margin-top: var(--space-5);
}

.cta-band .label {
  color: var(--color-on-dark-muted);
  margin-bottom: var(--space-5);
}

.cta-band__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-self: start;
}

@media (min-width: 800px) {
  .cta-band__ctas {
    justify-self: end;
  }
}

/* --------------------------- Footer ---------------------------------- */
.site-footer {
  background: var(--color-dark-2);
  color: var(--color-on-dark);
  padding-block: var(--space-20) var(--space-8);
}

.site-footer__grid {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .site-footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: var(--space-10);
  }
}

.site-footer a {
  color: var(--color-on-dark);
  transition: color var(--transition);
}

.site-footer a:hover {
  color: var(--color-accent);
}

.site-footer__brand svg {
  height: 20px;
  width: auto;
  color: var(--color-on-dark);
  margin-bottom: var(--space-5);
}

.site-footer__tagline {
  color: var(--color-on-dark-muted);
  font-size: 0.9375rem;
  max-width: 30ch;
  margin-bottom: var(--space-6);
}

.site-footer__contact {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--color-on-dark);
  line-height: 1.9;
}

.site-footer__contact .label {
  color: var(--color-on-dark-muted);
}

.site-footer h5 {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-on-dark-muted);
  margin-bottom: var(--space-5);
}

.site-footer ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: 0.9375rem;
}

.site-footer__cta h4 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.5rem;
  line-height: 1.2;
  color: var(--color-on-dark);
  margin-bottom: var(--space-5);
  letter-spacing: -0.01em;
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  justify-content: space-between;
  margin-top: var(--space-16);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(233, 228, 218, 0.1);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-on-dark-muted);
}

.site-footer__bottom a {
  color: var(--color-on-dark-muted);
}

.site-footer__bottom a:hover {
  color: var(--color-accent);
}

/* --------------------------- Work / portfolio ------------------------- */
.portfolio {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 700px) {
  .portfolio {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
  }
}

@media (min-width: 1100px) {
  .portfolio {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pf-card {
  display: block;
  color: inherit;
}

.pf-card__media {
  overflow: hidden;
  background: var(--color-surface-2);
  margin-bottom: var(--space-4);
}

.pf-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
}

.pf-card:hover .pf-card__media img {
  transform: scale(1.04);
}

.pf-card--tall .pf-card__media {
  aspect-ratio: 3 / 4;
}
.pf-card--wide .pf-card__media {
  aspect-ratio: 4 / 3;
}
.pf-card--square .pf-card__media {
  aspect-ratio: 1 / 1;
}

.pf-card__meta {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-2);
}

.pf-card h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.1875rem;
  line-height: 1.2;
  letter-spacing: -0.005em;
}

/* --------------------------- Two-col service ------------------------- */
.svc-body {
  display: grid;
  gap: var(--space-12);
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .svc-body {
    grid-template-columns: 1fr 2fr;
    gap: var(--space-16);
  }
}

.svc-body__rail {
  position: relative;
}

@media (min-width: 900px) {
  .svc-body__rail {
    position: sticky;
    top: 6rem;
    align-self: start;
  }
}

.svc-body__rail h4 {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-4);
}

.svc-body__rail p {
  font-size: 0.9375rem;
  color: var(--color-muted);
}

.svc-body__main h2 {
  font-weight: 300;
  font-size: var(--text-xl);
  letter-spacing: -0.01em;
  margin-bottom: var(--space-4);
  margin-top: var(--space-10);
}

.svc-body__main h2:first-child {
  margin-top: 0;
}

.svc-body__main p {
  margin-bottom: var(--space-5);
  font-size: var(--text-base);
}

.svc-body__main p + p {
  margin-top: 0;
}

.svc-body__main ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-block: var(--space-5) var(--space-8);
}

.svc-body__main ul li {
  display: flex;
  gap: var(--space-4);
  padding-block: var(--space-2);
  border-top: 1px solid var(--color-hairline);
  font-size: 0.9375rem;
}

.svc-body__main ul li::before {
  content: '— ';
  color: var(--color-accent);
  font-family: var(--font-mono);
}

/* Related services */
.related {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .related {
    grid-template-columns: repeat(3, 1fr);
  }
}

.related-card {
  display: block;
  padding: var(--space-6) var(--space-6) var(--space-8);
  border: 1px solid var(--color-hairline);
  color: inherit;
  transition:
    background var(--transition),
    border-color var(--transition);
}

.related-card:hover {
  background: var(--color-surface);
  border-color: var(--color-ink);
}

.related-card .label {
  color: var(--color-muted);
  margin-bottom: var(--space-3);
}

.related-card h4 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.125rem;
  letter-spacing: -0.005em;
  margin-bottom: var(--space-3);
}

.related-card p {
  font-size: 0.875rem;
  color: var(--color-muted);
}

/* ----------------------------- About --------------------------------- */
.about-lead {
  font-size: var(--text-lg);
  line-height: 1.5;
  max-width: 38ch;
  font-weight: 300;
  letter-spacing: -0.005em;
}

.about-two-col {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .about-two-col {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }
}

.about-two-col p {
  margin-bottom: var(--space-5);
}

.bio-grid {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
}

@media (min-width: 800px) {
  .bio-grid {
    grid-template-columns: minmax(0, 380px) 1fr;
    gap: var(--space-16);
    align-items: start;
  }
}

.bio-grid figure {
  margin: 0;
}

.bio-grid figure img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--color-surface-2);
}

.bio-grid figcaption {
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  text-transform: uppercase;
}

.bio-grid h2 {
  font-size: var(--text-2xl);
  font-weight: 300;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-5);
  max-width: 18ch;
}

.bio-grid p {
  margin-bottom: var(--space-5);
}

.credentials {
  display: grid;
  gap: var(--space-6) var(--space-10);
  grid-template-columns: 1fr;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-hairline);
}

@media (min-width: 700px) {
  .credentials {
    grid-template-columns: repeat(3, 1fr);
  }
}

.credentials .label {
  color: var(--color-muted);
  margin-bottom: var(--space-2);
}

.credentials p {
  font-size: 0.9375rem;
}

/* ----------------------------- Contact --------------------------------- */
.contact-grid {
  display: grid;
  gap: var(--space-12);
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr 1.3fr;
    gap: var(--space-16);
  }
}

.contact-info h3 {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-3);
  margin-top: var(--space-8);
}

.contact-info h3:first-child {
  margin-top: 0;
}

.contact-info p,
.contact-info a {
  font-size: 1.0625rem;
  color: var(--color-ink);
}

.contact-info a:hover {
  color: var(--color-accent);
}

.form {
  display: grid;
  gap: var(--space-5);
}

.form-row {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

@media (min-width: 600px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-field label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius);
  font-size: 1rem;
  color: var(--color-ink);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-ink);
}

.form-field textarea {
  resize: vertical;
  min-height: 160px;
}

.form-field__note {
  font-size: 0.8125rem;
  color: var(--color-muted);
  margin-top: var(--space-3);
}

/* ----------------------------- Process -------------------------------- */
.process-steps {
  display: grid;
  gap: 0;
}

.process-step {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  padding-block: var(--space-10);
  border-top: 1px solid var(--color-hairline);
}

.process-step:last-child {
  border-bottom: 1px solid var(--color-hairline);
}

@media (min-width: 900px) {
  .process-step {
    grid-template-columns: 120px 1fr 2fr;
    gap: var(--space-10);
    align-items: start;
  }
}

.process-step__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--color-muted);
  padding-top: 0.35em;
}

.process-step h3 {
  font-weight: 300;
  font-size: var(--text-xl);
  letter-spacing: -0.01em;
  max-width: 14ch;
}

.process-step p {
  color: var(--color-muted);
  font-size: var(--text-base);
}

/* ----------------------------- FAQ ------------------------------------ */
.faq {
  border-top: 1px solid var(--color-hairline);
}

.faq-item {
  border-bottom: 1px solid var(--color-hairline);
}

.faq-item summary {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-6);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.125rem;
  letter-spacing: -0.005em;
  color: var(--color-ink);
  transition: color var(--transition);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary:hover {
  color: var(--color-accent);
}

.faq-item summary .toggle {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  position: relative;
  margin-top: 0.35em;
}

.faq-item summary .toggle::before,
.faq-item summary .toggle::after {
  content: '';
  position: absolute;
  inset: 0;
  margin: auto;
  background: currentColor;
}

.faq-item summary .toggle::before {
  width: 14px;
  height: 1px;
}

.faq-item summary .toggle::after {
  width: 1px;
  height: 14px;
  transition: transform var(--transition);
}

.faq-item[open] summary .toggle::after {
  transform: scaleY(0);
}

.faq-item[open] summary {
  color: var(--color-accent);
}

.faq-item__body {
  padding-bottom: var(--space-6);
  padding-right: var(--space-10);
  color: var(--color-muted);
  max-width: 68ch;
}

/* ----------------------------- Insights ------------------------------- */
.insights-grid {
  display: grid;
  gap: var(--space-12);
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .insights-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16) var(--space-12);
  }
}

.insight {
  display: block;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-ink);
  color: inherit;
}

.insight .meta {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-4);
}

.insight h3 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: var(--text-xl);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin-bottom: var(--space-4);
  max-width: 24ch;
  transition: color var(--transition);
}

.insight:hover h3 {
  color: var(--color-accent);
}

.insight p {
  color: var(--color-muted);
  font-size: 0.9375rem;
}

/* ----------------------------- Legal ---------------------------------- */
.legal-notice {
  padding: var(--space-5) var(--space-6);
  background: var(--color-surface-2);
  border-left: 2px solid var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--color-muted);
  margin-bottom: var(--space-10);
}

.legal h2 {
  font-size: var(--text-lg);
  font-weight: 400;
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
}

.legal h2:first-of-type {
  margin-top: 0;
}

.legal p {
  margin-bottom: var(--space-4);
}

/* ----------------------------- Motion --------------------------------- */
/* Progressive enhancement: fade-in is off by default.
   JS opts into the animation by adding .js-fade on <html>.
   Safety net: if JS runs but observer fails, a 1.5s fallback reveals everything. */
.js-fade .fade-in:not(.is-visible) {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 800ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 800ms cubic-bezier(0.16, 1, 0.3, 1);
}

.js-fade .fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Safety net: force all fade-ins visible after 1.5s no matter what */
.js-fade.fade-all-visible .fade-in {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* ---------------------- Small helpers --------------------------------- */
.divider-rule {
  height: 1px;
  background: var(--color-hairline);
  border: 0;
  margin: 0;
}

.big-rule {
  height: 1px;
  background: var(--color-ink);
  border: 0;
  margin: 0;
}

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

.text-accent {
  color: var(--color-accent);
}