/* ============================================================
   The Tech Principle — design system
   Ink-first premium agency aesthetic.
   Palette: near-black ink + warm paper + electric lime accent.
   ============================================================ */

:root{
  /* --- colour --- */
  --ink:        #0A0C0E;
  --ink-2:      #12161A;
  --ink-3:      #1B2026;
  --paper:      #F2F0EB;
  --paper-2:    #FFFFFF;
  --accent:     #C8F250;
  --accent-deep:#A8D62F;
  --accent-soft:rgba(200, 242, 80, 0.12);
  /* The lime only carries on dark ground (15.18:1 on ink). On paper it collapses
     to 1.50:1, so anything meaningful on a light section uses this deep olive
     instead — same hue family, 5.88:1 on --paper. */
  --accent-on-paper: #4C6410;

  --on-ink:      #F4F5F3;
  --on-ink-mute: #8B939B;
  --on-paper:      #0A0C0E;
  --on-paper-mute: #55595F;

  --line-dark:  rgba(255, 255, 255, 0.10);
  --line-light: rgba(10, 12, 14, 0.12);

  /* --- type --- */
  --display: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
  --body:    'Inter', 'Segoe UI', system-ui, sans-serif;
  --mono:    'JetBrains Mono', ui-monospace, 'Cascadia Mono', monospace;

  /* --- rhythm --- */
  --shell:     1240px;
  --gutter:    clamp(1.25rem, 4vw, 2.5rem);
  --section-y: clamp(5.5rem, 11vw, 10.5rem);

  /* --- motion --- */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ============================================================
   RESET
   ============================================================ */

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

html{
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body{
  margin: 0;
  background: var(--ink);
  color: var(--on-ink);
  font-family: var(--body);
  font-size: clamp(1rem, 0.97rem + 0.15vw, 1.0625rem);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4{
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.02;
  margin: 0;
  text-wrap: balance;
}

p{ margin: 0; }
ul, ol{ margin: 0; padding: 0; list-style: none; }
img{ max-width: 100%; display: block; }

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

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

.skip-link{
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: 0.75rem 1.25rem;
  background: var(--accent);
  color: var(--ink);
  font: 500 0.875rem/1 var(--mono);
}
.skip-link:focus{ left: 1rem; top: 1rem; }

/* ============================================================
   PRIMITIVES
   ============================================================ */

.shell{
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.mono{
  font-family: var(--mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow{
  font-family: var(--mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.eyebrow::before{
  content: "";
  width: 1.75rem;
  height: 1px;
  background: var(--accent);
  flex: none;
}
.eyebrow--dark{ color: var(--on-paper); }
.eyebrow--dark::before{ background: var(--accent-on-paper); }

/* --- buttons --- */

.btn{
  --btn-bg: transparent;
  --btn-fg: var(--on-ink);
  --btn-bd: var(--line-dark);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 1.6rem;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid var(--btn-bd);
  border-radius: 100px;
  font-family: var(--body);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition:
    background-color 0.35s var(--ease),
    color           0.35s var(--ease),
    border-color    0.35s var(--ease),
    transform       0.2s  var(--ease);
}
.btn:hover{ transform: translateY(-2px); }
.btn:active{ transform: translateY(0) scale(0.985); }

.btn__arrow{
  display: inline-block;
  transition: transform 0.35s var(--ease);
}
.btn:hover .btn__arrow{ transform: translateX(4px); }

.btn--solid{
  --btn-bg: var(--accent);
  --btn-fg: var(--ink);
  --btn-bd: var(--accent);
}
.btn--solid:hover{ --btn-bg: var(--accent-deep); --btn-bd: var(--accent-deep); }

.btn--ghost:hover{
  --btn-bd: var(--on-ink);
}

.btn--pill{
  padding: 0.6rem 1.15rem;
  font-size: 0.875rem;
}
.btn--pill:hover{ --btn-bg: var(--accent); --btn-fg: var(--ink); --btn-bd: var(--accent); }

.btn--ink{
  --btn-bg: var(--ink);
  --btn-fg: var(--on-ink);
  --btn-bd: var(--ink);
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  padding: 1.05rem 1.9rem;
}
.btn--ink:hover{ --btn-bg: var(--ink-3); --btn-bd: var(--ink-3); }

/* ============================================================
   NAV
   ============================================================ */

.nav{
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  transition: background-color 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-stuck{
  background: rgba(10, 12, 14, 0.82);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom-color: var(--line-dark);
}

.nav__inner{
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 4.75rem;
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.0625rem;
  letter-spacing: -0.03em;
  margin-right: auto;
}
.brand__mark{
  width: 1.35rem;
  height: 1.35rem;
  flex: none;
  border-radius: 4px;
  background: var(--accent);
  position: relative;
  transition: transform 0.5s var(--ease);
}
.brand__mark::after{
  content: "";
  position: absolute;
  inset: 0.42rem;
  border-radius: 1px;
  background: var(--ink);
}
.brand:hover .brand__mark{ transform: rotate(45deg); }

.nav__links{
  display: flex;
  gap: 2rem;
}
.nav__links a{
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--on-ink-mute);
  position: relative;
  padding-block: 0.35rem;
  transition: color 0.3s var(--ease);
}
.nav__links a::after{
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.nav__links a:hover{ color: var(--on-ink); }
.nav__links a:hover::after{ transform: scaleX(1); }

.nav__toggle{
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--line-dark);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  padding: 0;
  place-items: center;
  gap: 5px;
}
.nav__toggle span{
  display: block;
  width: 1.05rem;
  height: 1.5px;
  background: var(--on-ink);
  transition: transform 0.35s var(--ease), opacity 0.35s var(--ease);
}
.nav__toggle[aria-expanded="true"] span:first-child{ transform: translateY(3.25px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child{ transform: translateY(-3.25px) rotate(-45deg); }

.nav__drawer{
  display: none;
  flex-direction: column;
  padding: 0.5rem var(--gutter) 1.75rem;
  background: rgba(10, 12, 14, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-dark);
}
.nav__drawer a{
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line-dark);
  font-family: var(--display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.nav__drawer a:last-child{ border-bottom: 0; color: var(--accent); }

/* ============================================================
   HERO
   ============================================================ */

.hero{
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-block: 9rem 4rem;
  overflow: hidden;
  isolation: isolate;
}

/* atmospheric field — a soft accent bloom over a fine grid */
.hero__field{
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(60rem 40rem at 78% 18%, rgba(200, 242, 80, 0.11), transparent 62%),
    radial-gradient(46rem 34rem at 8% 78%, rgba(200, 242, 80, 0.05), transparent 60%),
    linear-gradient(to bottom, var(--ink-2), var(--ink) 62%);
}
.hero__field::after{
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  background-size: 5.5rem 5.5rem;
  mask-image: radial-gradient(70% 60% at 50% 45%, #000 25%, transparent 100%);
  -webkit-mask-image: radial-gradient(70% 60% at 50% 45%, #000 25%, transparent 100%);
  opacity: 0.85;
}

.hero__title{
  font-size: clamp(2.9rem, 8.4vw, 7.25rem);
  font-weight: 600;
  margin-bottom: 2rem;
  max-width: 16ch;
}
.hero__title em{
  font-style: normal;
  color: var(--accent);
}

.hero__lede{
  max-width: 54ch;
  font-size: clamp(1.0625rem, 1rem + 0.4vw, 1.3125rem);
  line-height: 1.6;
  color: var(--on-ink-mute);
  margin-bottom: 2.75rem;
}

.hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 5rem;
}

.hero__foot{
  display: flex;
  align-items: center;
  gap: 1.25rem;
  color: var(--on-ink-mute);
}
.hero__rule{
  flex: 1;
  max-width: 22rem;
  height: 1px;
  background: linear-gradient(90deg, var(--line-dark), transparent);
}

/* ============================================================
   MARQUEE
   ============================================================ */

.marquee{
  border-block: 1px solid var(--line-dark);
  background: var(--ink-2);
  padding-block: 1.35rem;
  overflow: hidden;
  display: flex;
}
.marquee__track{
  display: flex;
  align-items: center;
  gap: 2.5rem;
  flex: none;
  animation: slide 46s linear infinite;
  white-space: nowrap;
}
.marquee__track span{
  font-family: var(--display);
  font-size: clamp(1.1rem, 2.4vw, 1.65rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  color: var(--on-ink-mute);
}
.marquee__track i{
  color: var(--accent);
  font-size: 0.55rem;
  font-style: normal;
}
@keyframes slide{
  from{ transform: translateX(0); }
  to  { transform: translateX(-50%); }
}

/* ============================================================
   STATS
   ============================================================ */

.stats{
  background: var(--ink);
  padding-block: clamp(3.5rem, 7vw, 6rem);
}
.stats__grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}
.stat{
  background: var(--ink);
  padding: clamp(1.75rem, 3.5vw, 2.75rem);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
/* Qualitative phrases rather than counts — deliberately not numbers. Sized down
   from a numeral's scale so multi-word phrases still sit on one or two lines. */
.stat__figure{
  font-family: var(--display);
  font-size: clamp(1.45rem, 2.7vw, 2.05rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.1;
  color: var(--accent);
  text-wrap: balance;
}
.stat__label{
  font-size: 0.875rem;
  color: var(--on-ink-mute);
  letter-spacing: -0.005em;
}

/* Qualifier under the stat band — the figures describe an estate in build,
   not completed client work, and the copy must not be readable otherwise. */
.stats__note{
  margin-top: 1.5rem;
  color: var(--on-ink-mute);
  letter-spacing: 0.1em;
  line-height: 1.7;
  max-width: 68ch;
}

/* ============================================================
   SECTION SCAFFOLD
   ============================================================ */

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

.section--paper{
  background: var(--paper);
  color: var(--on-paper);
}
.section--ink{
  background: var(--ink);
  color: var(--on-ink);
}

.sec-head{ margin-bottom: clamp(3rem, 6vw, 5.5rem); }
.sec-head--narrow{ max-width: 46rem; }

.sec-title{
  font-size: clamp(2.1rem, 5.2vw, 4.15rem);
  margin-bottom: 1.5rem;
}
.sec-title--light{ color: var(--on-ink); }

.sec-lede{
  max-width: 56ch;
  font-size: clamp(1rem, 0.96rem + 0.3vw, 1.1875rem);
  line-height: 1.68;
  color: var(--on-paper-mute);
}
.sec-lede--light{ color: var(--on-ink-mute); }

/* ============================================================
   SERVICES
   ============================================================ */

.services{ border-top: 1px solid var(--line-light); }

.svc{
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: clamp(1rem, 4vw, 3rem);
  padding-block: clamp(2.75rem, 5vw, 4.25rem);
  border-bottom: 1px solid var(--line-light);
  transition: background-color 0.45s var(--ease);
}
.svc:hover{ background: rgba(10, 12, 14, 0.025); }

.svc__idx{
  color: var(--on-paper-mute);
  padding-top: 0.75rem;
}

.svc__body{
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  column-gap: clamp(2rem, 5vw, 4.5rem);
  row-gap: 1.25rem;
  align-items: start;
}

.svc__title{
  font-size: clamp(1.6rem, 3.1vw, 2.4rem);
  grid-column: 1;
}

.svc__desc{
  grid-column: 1;
  max-width: 42ch;
  color: var(--on-paper-mute);
}

.svc__list{
  grid-column: 2;
  grid-row: 1 / span 2;
  display: grid;
  gap: 0.75rem;
}
.svc__list li{
  position: relative;
  padding-left: 1.6rem;
  font-size: 0.9375rem;
  color: var(--on-paper);
  line-height: 1.55;
}
.svc__list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 1px;
  background: var(--accent-on-paper);
  transform: rotate(45deg);
}

.svc__outcome{
  grid-column: 1 / -1;
  margin-top: 0.75rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line-light);
  font-size: 0.9375rem;
  color: var(--on-paper);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.9rem;
}
.svc__outcome .mono{
  color: var(--on-paper-mute);
  flex: none;
}

/* ============================================================
   WORK
   ============================================================ */

.work{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3vw, 2.25rem);
}

.case{
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  cursor: default;
}

.case__plate{
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  border: 1px solid var(--line-dark);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: end start;
  padding: 1.25rem;
  transition: transform 0.55s var(--ease), border-color 0.55s var(--ease);
}
.case__plate span{ color: var(--on-ink); opacity: 0.55; position: relative; z-index: 1; }
.case__plate::before{
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  background-size: 2.25rem 2.25rem;
  opacity: 0.6;
}
.case:hover .case__plate{
  transform: translateY(-6px);
  border-color: rgba(200, 242, 80, 0.4);
}

.case__plate--a{ background: linear-gradient(150deg, #1E2A12, var(--ink-2) 68%); }
.case__plate--b{ background: linear-gradient(150deg, #12222A, var(--ink-2) 68%); }
.case__plate--c{ background: linear-gradient(150deg, #24210F, var(--ink-2) 68%); }
.case__plate--d{ background: linear-gradient(150deg, #16261C, var(--ink-2) 68%); }
.case__plate--e{ background: linear-gradient(150deg, #1F1B2A, var(--ink-2) 68%); }
.case__plate--f{ background: linear-gradient(150deg, #221722, var(--ink-2) 68%); }

.case__meta{ display: grid; gap: 0.85rem; }

.tag{
  justify-self: start;
  font-family: var(--mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(200, 242, 80, 0.22);
  border-radius: 100px;
  padding: 0.35rem 0.75rem;
}

.case__title{ font-size: clamp(1.2rem, 2vw, 1.5rem); }

.case__desc{
  font-size: 0.9375rem;
  color: var(--on-ink-mute);
  line-height: 1.6;
}

/* ============================================================
   PROCESS
   ============================================================ */

.process{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line-light);
  border-block: 1px solid var(--line-light);
}
.step{
  background: var(--paper);
  padding: clamp(2rem, 4vw, 3.25rem) clamp(1.5rem, 3vw, 2.5rem);
  display: grid;
  gap: 1rem;
  align-content: start;
  transition: background-color 0.45s var(--ease);
}
.step:hover{ background: var(--paper-2); }

.step__num{ color: var(--accent-on-paper); }
.step__title{ font-size: clamp(1.35rem, 2.4vw, 1.85rem); }
.step__desc{ color: var(--on-paper-mute); font-size: 0.9375rem; line-height: 1.65; }

/* ============================================================
   WRITING / POSTS
   ============================================================ */

.sec-head--split{
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: end;
}

/* Breadcrumb — mirrors the BreadcrumbList JSON-LD exactly. If the visible
   trail and the structured data disagree, Google treats it as a mismatch. */
.crumbs{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  color: var(--on-paper-mute);
  margin-bottom: 2.5rem;
}
.crumbs a{ transition: color 0.3s var(--ease); }
.crumbs a:hover{ color: var(--accent-on-paper); }
.crumbs [aria-current="page"]{ color: var(--on-paper); }

.article .crumbs{ margin-bottom: 1.75rem; }

.sec-head__more{
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--accent-on-paper);
}
.sec-head__more:hover .btn__arrow{ transform: translateX(4px); }

.archive{ padding-top: clamp(7rem, 12vw, 10rem); }

.posts{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line-light);
  border-block: 1px solid var(--line-light);
}

.post{ background: var(--paper); }

/* The whole card is the hit target — one link, so there is a single tab stop
   per post rather than a title/"read more" pair pointing at the same place. */
.post__link{
  display: grid;
  gap: 0.9rem;
  align-content: start;
  height: 100%;
  padding: clamp(1.75rem, 3.5vw, 2.5rem) clamp(1.5rem, 3vw, 2.25rem);
  transition: background-color 0.45s var(--ease);
}
.post__link:hover{ background: var(--paper-2); }

.post__meta{
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--on-paper-mute);
}
.post__dot{ opacity: 0.5; }

.post__title{
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  transition: color 0.3s var(--ease);
}
.post__link:hover .post__title{ color: var(--accent-on-paper); }

.post__excerpt{
  font-size: 0.9375rem;
  line-height: 1.62;
  color: var(--on-paper-mute);
}

.post__more{
  margin-top: 0.35rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--accent-on-paper);
}
.post__link:hover .btn__arrow{ transform: translateX(4px); }

/* ============================================================
   ARTICLE (blog post pages)
   ============================================================ */

.article{
  background: var(--paper);
  color: var(--on-paper);
  padding-block: clamp(7rem, 12vw, 10rem) var(--section-y);
}

.article__shell{
  width: 100%;
  max-width: 46rem;          /* ~68ch measure — prose, not layout */
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.article__back{
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--on-paper-mute);
  margin-bottom: 2.5rem;
  transition: color 0.3s var(--ease);
}
.article__back:hover{ color: var(--on-paper); }

.article__meta{
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--on-paper-mute);
  margin-bottom: 1.5rem;
}

.article__title{
  font-size: clamp(2rem, 5vw, 3.4rem);
  margin-bottom: 1.5rem;
}

.article__standfirst{
  font-size: clamp(1.0625rem, 1rem + 0.35vw, 1.25rem);
  line-height: 1.6;
  color: var(--on-paper-mute);
  padding-bottom: 2.5rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--line-light);
}

.article__body > * + *{ margin-top: 1.5rem; }

.article__body h2{
  font-size: clamp(1.35rem, 2.6vw, 1.85rem);
  margin-top: 3rem;
}

.article__body p,
.article__body li{
  font-size: 1.0625rem;
  line-height: 1.72;
  color: var(--on-paper);
}

.article__body ul{
  display: grid;
  gap: 0.75rem;
  padding-left: 0;
}
.article__body li{
  position: relative;
  padding-left: 1.6rem;
}
.article__body li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 1px;
  background: var(--accent-on-paper);
  transform: rotate(45deg);
}

.article__body strong{ font-weight: 600; }

.article__body code{
  font-family: var(--mono);
  font-size: 0.875em;
  background: rgba(10, 12, 14, 0.06);
  border: 1px solid var(--line-light);
  border-radius: 4px;
  padding: 0.15em 0.4em;
}

.article__body pre{
  background: var(--ink);
  color: var(--on-ink);
  border-radius: 8px;
  padding: 1.25rem 1.4rem;
  overflow-x: auto;              /* wide code scrolls itself, never the page */
  font-family: var(--mono);
  font-size: 0.8125rem;
  line-height: 1.7;
}
.article__body pre code{
  background: none;
  border: 0;
  padding: 0;
  font-size: inherit;
}

.article__body blockquote{
  border-left: 2px solid var(--accent-on-paper);
  padding-left: 1.25rem;
  color: var(--on-paper-mute);
  font-style: normal;
}

.article__foot{
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line-light);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
}

/* ============================================================
   PRINCIPLES
   ============================================================ */

.principles__shell{
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2.5rem, 6vw, 5.5rem);
  align-items: start;
}
.principles__shell .sec-head{ margin-bottom: 0; }

.principles{ display: grid; }

.principle{
  padding-block: clamp(1.5rem, 3vw, 2.15rem);
  border-top: 1px solid var(--line-dark);
  display: grid;
  gap: 0.6rem;
}
.principle:last-child{ border-bottom: 1px solid var(--line-dark); }

.principle__title{
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  transition: color 0.35s var(--ease);
}
.principle:hover .principle__title{ color: var(--accent); }

.principle p{
  color: var(--on-ink-mute);
  font-size: 0.9375rem;
  max-width: 52ch;
}

/* ============================================================
   CTA
   ============================================================ */

.cta{
  background: var(--accent);
  color: var(--ink);
  padding-block: clamp(4.5rem, 9vw, 8rem);
  position: relative;
  overflow: hidden;
}
.cta::after{
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(10, 12, 14, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10, 12, 14, 0.055) 1px, transparent 1px);
  background-size: 4.5rem 4.5rem;
  pointer-events: none;
}
.cta__inner{ position: relative; z-index: 1; }

.cta__title{
  font-size: clamp(2.4rem, 7vw, 5.5rem);
  margin-bottom: 1.5rem;
}
.cta__lede{
  max-width: 48ch;
  font-size: clamp(1rem, 0.96rem + 0.35vw, 1.1875rem);
  color: rgba(10, 12, 14, 0.72);
  margin-bottom: 2.5rem;
}

/* ============================================================
   FOOTER
   ============================================================ */

.footer{
  background: var(--ink);
  border-top: 1px solid var(--line-dark);
  padding-block: clamp(3.5rem, 7vw, 5.5rem) 2rem;
}
.footer__inner{
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 5vw, 4rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}
.footer__line{
  margin-top: 1.15rem;
  color: var(--on-ink-mute);
  font-size: 0.9375rem;
  max-width: 34ch;
}
.footer__nav{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
.footer__col{ display: grid; gap: 0.7rem; align-content: start; }
.footer__col h4{
  color: var(--on-ink-mute);
  margin-bottom: 0.4rem;
  font-weight: 500;
}
.footer__col a{
  font-size: 0.9375rem;
  color: var(--on-ink);
  transition: color 0.3s var(--ease);
}
.footer__col a:hover{ color: var(--accent); }

.footer__base{
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 2rem;
  border-top: 1px solid var(--line-dark);
  color: var(--on-ink-mute);
}

/* ============================================================
   REVEAL
   ============================================================ */

/* Hidden state is deliberately scoped to .js — without scripting the content
   must still render. Never let an animation hook be the reason a page is blank. */
.js .reveal{
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity   0.85s var(--ease),
    transform 0.85s var(--ease);
}
.js .reveal.is-in{ opacity: 1; transform: none; }
.reveal[data-delay="1"]{ transition-delay: 0.09s; }
.reveal[data-delay="2"]{ transition-delay: 0.18s; }
.reveal[data-delay="3"]{ transition-delay: 0.27s; }
.reveal[data-delay="4"]{ transition-delay: 0.36s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px){
  .work{ grid-template-columns: repeat(2, 1fr); }
  .posts{ grid-template-columns: repeat(2, 1fr); }
  .sec-head--split{ grid-template-columns: 1fr; align-items: start; }
  .principles__shell{ grid-template-columns: 1fr; }
  .stats__grid{ grid-template-columns: repeat(2, 1fr); }
  .svc__body{ grid-template-columns: 1fr; }
  .svc__list{ grid-column: 1; grid-row: auto; }
}

@media (max-width: 820px){
  .nav__links, .nav .btn--pill{ display: none; }
  .nav__toggle{ display: grid; margin-left: auto; }
  .nav__drawer[data-open="true"]{ display: flex; }
  .nav{ background: rgba(10, 12, 14, 0.82); backdrop-filter: blur(14px); }

  .hero{ min-height: auto; padding-block: 8rem 4rem; }
  .hero__actions{ margin-bottom: 3rem; }
  .hero__foot{ display: none; }

  .process{ grid-template-columns: 1fr; }
  .work{ grid-template-columns: 1fr; }
  .posts{ grid-template-columns: 1fr; }
  .svc{ grid-template-columns: 1fr; gap: 0.75rem; }
  .svc__idx{ padding-top: 0; }
  .footer__inner{ grid-template-columns: 1fr; }
}

@media (max-width: 520px){
  .stats__grid{ grid-template-columns: 1fr; }
  .btn{ width: 100%; justify-content: center; }
  .hero__actions{ flex-direction: column; }
  .footer__base{ flex-direction: column; gap: 0.5rem; }
}

/* ============================================================
   MOTION PREFERENCE
   ============================================================ */

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal{ opacity: 1; transform: none; }
  .marquee__track{ animation: none; }
}