/* ==========================================================================
   Cytar Technologies — design system
   Typography carries the hierarchy. Colour is restrained to a warm paper
   ground, near-black ink, and a single deep pine accent used for emphasis
   and interaction. Motion is small, purposeful, and fully optional.
   ========================================================================== */

:root {
  /* Surfaces */
  --paper:        #f4f2ed;
  --paper-sunk:   #ebe8e1;
  --card:         #fbfaf8;
  --dark:         #0f1210;
  --dark-raised:  #171b18;

  /* Ink */
  --ink:          #0f1210;
  --ink-soft:     #3d423e;
  --ink-mute:     #63685f;
  --on-dark:      #f2f0eb;
  --on-dark-soft: #b9bfb9;
  --on-dark-mute: #838b84;

  /* Lines */
  --rule:         #d9d4c9;
  --rule-soft:    #e5e1d8;
  --rule-dark:    #2a2f2b;

  /* Boundaries of interactive controls. Held at 3:1 against their surface
     per WCAG 1.4.11; the hairlines above are decorative and stay light. */
  --control-line:      #81867d;
  --control-line-dark: #626963;

  /* Accent */
  --accent:       #1e4b3e;
  --accent-lift:  #2a6552;
  --accent-wash:  #e6eee9;
  --accent-dark:  #7fc0a6;

  /* Type */
  --font-sans: "Instrument Sans", -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas,
               "Liberation Mono", monospace;

  /* Rhythm */
  --shell:      76rem;
  --gutter:     clamp(1.25rem, 5vw, 3.5rem);
  --section-y:  clamp(5rem, 11vw, 9.5rem);
  --header-h:   4.75rem;

  /* Motion */
  --ease:       cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur:        460ms;
}

/* ── Reset ─────────────────────────────────────────────────────────────── */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1.5rem);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 { margin: 0; font-weight: 500; line-height: 1.1; letter-spacing: -0.022em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

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

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

/* ── Layout primitives ─────────────────────────────────────────────────── */

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

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

.section--dark {
  background: var(--dark);
  color: var(--on-dark);
}
.section--dark .eyebrow { color: var(--on-dark-mute); }
.section--dark .eyebrow::before { background: var(--accent-dark); }
.section--dark .section__intro { color: var(--on-dark-soft); }

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100%;
  z-index: 100;
  padding: 0.75rem 1.15rem;
  background: var(--ink);
  color: var(--paper);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 3px;
  transition: top 180ms var(--ease);
}
.skip-link:focus { top: 1rem; }

/* ── Type primitives ───────────────────────────────────────────────────── */

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 1.5rem;
}
.eyebrow::before {
  content: "";
  width: 1.75rem;
  height: 1px;
  background: var(--accent);
  flex: none;
}

.section__title {
  font-size: clamp(2rem, 4.6vw, 3.15rem);
  max-width: 22ch;
  text-wrap: balance;
}

.section__head { margin-bottom: clamp(3rem, 6vw, 5rem); }

.section__intro {
  margin-top: 1.75rem;
  max-width: 56ch;
  color: var(--ink-soft);
  font-size: 1.0625rem;
  display: grid;
  gap: 1rem;
}

.lede {
  font-size: clamp(1.0625rem, 1.6vw, 1.1875rem);
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 54ch;
}
.section--dark .lede { color: var(--on-dark-soft); }

/* ── Buttons ───────────────────────────────────────────────────────────── */

.btn {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
  --btn-bd: var(--control-line);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.95rem 1.6rem;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid var(--btn-bd);
  border-radius: 2px;
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition: background 220ms var(--ease), color 220ms var(--ease),
              border-color 220ms var(--ease), transform 220ms var(--ease);
}
.btn--sm { padding: 0.6rem 1.05rem; font-size: 0.875rem; }

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

.btn--ghost { --btn-bg: transparent; --btn-fg: var(--ink); --btn-bd: var(--control-line); }
.btn--ghost:hover { --btn-bd: var(--ink); background: rgba(15, 18, 16, 0.035); }

.btn--on-dark { --btn-bg: var(--on-dark); --btn-fg: var(--dark); --btn-bd: var(--on-dark); }
.btn--on-dark:hover { --btn-bg: var(--accent-dark); --btn-bd: var(--accent-dark); }

.btn__arrow { transition: transform 260ms var(--ease); }
.btn:hover .btn__arrow { transform: translateX(4px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }

/* ── Header ────────────────────────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(150%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 260ms var(--ease), background 260ms var(--ease);
}
.site-header[data-scrolled="true"] {
  border-bottom-color: var(--rule);
  background: color-mix(in srgb, var(--paper) 95%, transparent);
}

.site-header__inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.wordmark__mark {
  display: grid;
  grid-template-columns: repeat(3, 4px);
  gap: 2px;
  align-items: end;
}
.wordmark__mark span {
  display: block;
  width: 4px;
  background: var(--accent);
  transition: height 340ms var(--ease);
}
.wordmark__mark span:nth-child(1) { height: 8px; }
.wordmark__mark span:nth-child(2) { height: 14px; }
.wordmark__mark span:nth-child(3) { height: 11px; }
.wordmark:hover .wordmark__mark span:nth-child(1) { height: 11px; }
.wordmark:hover .wordmark__mark span:nth-child(2) { height: 8px; }
.wordmark:hover .wordmark__mark span:nth-child(3) { height: 14px; }
.wordmark__suffix { font-weight: 400; color: var(--ink-mute); }

.site-nav { display: flex; align-items: center; gap: 2.25rem; }
.site-nav__list { display: flex; align-items: center; gap: 2rem; }
.site-nav__list a {
  position: relative;
  font-size: 0.9375rem;
  color: var(--ink-soft);
  padding-block: 0.35rem;
  transition: color 200ms var(--ease);
}
.site-nav__list a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 300ms var(--ease);
}
.site-nav__list a:hover { color: var(--ink); }
.site-nav__list a:hover::after,
.site-nav__list a[aria-current="true"]::after { transform: scaleX(1); }
.site-nav__list a[aria-current="true"] { color: var(--ink); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.35rem;
  background: none;
  border: 0;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.nav-toggle__bars { display: grid; gap: 4px; width: 20px; }
.nav-toggle__bars span {
  display: block;
  height: 1.5px;
  background: currentColor;
  transition: transform 280ms var(--ease), opacity 200ms var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:first-child {
  transform: translateY(2.75px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:last-child {
  transform: translateY(-2.75px) rotate(-45deg);
}

/* ── Hero ──────────────────────────────────────────────────────────────── */

.hero {
  padding-top: clamp(4rem, 9vw, 7.5rem);
  padding-bottom: clamp(4.5rem, 10vw, 8.5rem);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 1px;
  background: var(--rule-soft);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
  margin-top: clamp(2.75rem, 5.5vw, 4.5rem);
}

/* Explicit line breaks control the two-line headline, so no balancing. */
.hero__title {
  font-size: clamp(2.15rem, 5.6vw, 4.5rem);
  letter-spacing: -0.033em;
  line-height: 1.05;
}
.hero__title-em { color: var(--accent); }

.hero__lede { margin-top: 0; max-width: 46ch; }

.hero__actions {
  margin-top: 2.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

/* ── Hero benchmark plot ───────────────────────────────────────────────── */

.plot {
  margin: 0;
  padding: clamp(1.5rem, 2.6vw, 2.15rem);
  background: var(--card);
  border: 1px solid var(--rule-soft);
  border-radius: 3px;
}

.plot__caption {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-bottom: 1.15rem;
  margin-bottom: 1.6rem;
  border-bottom: 1px solid var(--rule-soft);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.plot__caption-legend { display: inline-flex; align-items: center; gap: 0.45rem; }
.plot__swatch { width: 6px; height: 6px; display: inline-block; }
.plot__swatch--peer { background: var(--rule); }
.plot__swatch--self { background: var(--accent); margin-left: 0.65rem; }

.plot__rows { display: grid; gap: 1.35rem; }

.plot__row {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  align-items: center;
  gap: 1rem;
}

.plot__label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.plot__track {
  position: relative;
  height: 22px;
  display: block;
}
.plot__track::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 100%;
  height: 1px;
  background: var(--rule-soft);
  transform-origin: left;
}

.plot__peer,
.plot__self {
  position: absolute;
  top: 50%;
  translate: -50% -50%;
}
.plot__peer {
  left: var(--p);
  width: 5px;
  height: 5px;
  background: #c9c3b5;
}
.plot__self {
  left: var(--self);
  width: 11px;
  height: 11px;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--card);
}

.plot__note {
  margin-top: 1.6rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--rule-soft);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
}


/* The hero visual settles once when it first appears: tracks draw outward,
   markers arrive. It never repeats, and reduced-motion skips it entirely. */
@keyframes plot-track-in {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
@keyframes plot-marker-in {
  from { opacity: 0; transform: scale(0.4); }
  to   { opacity: 1; transform: scale(1); }
}

html[data-reveal-ready="true"] .plot.is-revealed .plot__track::before {
  animation: plot-track-in 620ms var(--ease) backwards;
}
html[data-reveal-ready="true"] .plot.is-revealed .plot__peer,
html[data-reveal-ready="true"] .plot.is-revealed .plot__self {
  animation: plot-marker-in 460ms var(--ease) backwards;
}

html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(1) .plot__track::before { animation-delay:  90ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(2) .plot__track::before { animation-delay: 160ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(3) .plot__track::before { animation-delay: 230ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(4) .plot__track::before { animation-delay: 300ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(5) .plot__track::before { animation-delay: 370ms; }

html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(1) .plot__peer { animation-delay: 400ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(2) .plot__peer { animation-delay: 470ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(3) .plot__peer { animation-delay: 540ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(4) .plot__peer { animation-delay: 610ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(5) .plot__peer { animation-delay: 680ms; }

html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(1) .plot__self { animation-delay: 640ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(2) .plot__self { animation-delay: 710ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(3) .plot__self { animation-delay: 780ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(4) .plot__self { animation-delay: 850ms; }
html[data-reveal-ready="true"] .plot.is-revealed .plot__row:nth-child(5) .plot__self { animation-delay: 920ms; }

/* ── Cards (About) ─────────────────────────────────────────────────────── */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1px;
  background: var(--rule-soft);
  border: 1px solid var(--rule-soft);
}

.card {
  background: var(--paper);
  padding: clamp(1.75rem, 2.8vw, 2.35rem);
  transition: background 300ms var(--ease);
}
.card:hover { background: var(--card); }

.card__index {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 1.85rem;
}
.card__title { font-size: 1.0625rem; margin-bottom: 0.7rem; }
.card__body { font-size: 0.9375rem; color: var(--ink-soft); line-height: 1.6; }

/* ── Steps (Approach) ──────────────────────────────────────────────────── */

.steps { display: grid; gap: 0; }

.step {
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  padding-block: clamp(2.25rem, 4vw, 3.25rem);
  border-top: 1px solid var(--rule-dark);
}
.step:last-child { border-bottom: 1px solid var(--rule-dark); }

.step__marker { display: flex; flex-direction: column; gap: 1rem; }
.step__number {
  font-family: var(--font-mono);
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  letter-spacing: 0.06em;
  line-height: 1;
  color: var(--accent-dark);
}
.step__rule { display: block; width: 2.5rem; height: 1px; background: var(--rule-dark); }

.step__body { max-width: 60ch; display: grid; gap: 1rem; }
.step__title {
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  margin-bottom: 0.35rem;
}
.step__body > p { color: var(--on-dark-soft); }
.step__aside {
  font-size: 0.9375rem;
  color: var(--on-dark-mute);
  padding-left: 1.15rem;
  border-left: 1px solid var(--rule-dark);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.chip {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.05em;
  color: var(--on-dark-soft);
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--rule-dark);
  border-radius: 2px;
  transition: border-color 240ms var(--ease), color 240ms var(--ease);
}
.chip:hover { border-color: var(--accent-dark); color: var(--on-dark); }

/* ── Offerings ─────────────────────────────────────────────────────────── */

.offerings { display: grid; }

.offering {
  display: grid;
  grid-template-columns: 4rem minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  padding-block: clamp(2.5rem, 4.5vw, 3.75rem);
  border-top: 1px solid var(--rule);
}
.offering:last-child { border-bottom: 1px solid var(--rule); }

.offering__index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  padding-top: 0.4rem;
}

.offering__main {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  column-gap: clamp(1.75rem, 4.5vw, 4rem);
  row-gap: 0.5rem;
  align-items: start;
}
.offering__title {
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  grid-column: 1 / -1;
}
.offering__claim {
  grid-column: 1 / -1;
  margin-top: 0.15rem;
  color: var(--accent);
  font-size: 1.0625rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.offering__body {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.65;
  margin-top: 1.1rem;
}
.offering__list {
  margin-top: 1.35rem;
  display: grid;
  gap: 0.55rem;
  align-content: start;
}
.offering__list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.9063rem;
  color: var(--ink-soft);
  line-height: 1.5;
}
.offering__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 4px;
  height: 1px;
  background: var(--accent);
}

/* ── Why Cytar ─────────────────────────────────────────────────────────── */

.why {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(2.5rem, 6vw, 5.5rem);
  align-items: start;
}
.why__prose {
  margin-top: 1.75rem;
  display: grid;
  gap: 1.15rem;
  color: var(--ink-soft);
  max-width: 52ch;
}

.pillars {
  display: grid;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-top: 0.5rem;
}
.pillar {
  background: var(--paper-sunk);
  padding: 1.5rem 1.65rem;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 0.9rem;
  row-gap: 0.3rem;
  align-items: baseline;
  transition: background 280ms var(--ease);
}
.pillar:hover { background: var(--paper); }
.pillar__mark {
  width: 6px;
  height: 6px;
  background: var(--accent);
  translate: 0 -2px;
}
.pillar__title { font-size: 1rem; }
.pillar p {
  grid-column: 2;
  font-size: 0.9063rem;
  color: var(--ink-mute);
  line-height: 1.55;
}

/* ── Contact ───────────────────────────────────────────────────────────── */

.section--contact { padding-bottom: clamp(4rem, 8vw, 7rem); }

.contact__copy .lede { margin-top: 1.6rem; }

.contact__note {
  margin-top: clamp(2.25rem, 4vw, 3.25rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule-dark);
  max-width: 46ch;
  font-size: 0.9375rem;
  color: var(--on-dark-mute);
  line-height: 1.6;
}
.contact__note-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin-bottom: 0.6rem;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(2.75rem, 6vw, 5.5rem);
  align-items: start;
}

.form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem 1.25rem;
}
.field { display: grid; gap: 0.5rem; }
.field--wide { grid-column: 1 / -1; }

.field__label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-mute);
}
.field__optional { text-transform: none; letter-spacing: 0.04em; opacity: 0.7; }

.field__input {
  width: 100%;
  padding: 0.85rem 0;
  background: transparent;
  color: var(--on-dark);
  border: 0;
  border-bottom: 1px solid var(--control-line-dark);
  border-radius: 0;
  font: inherit;
  font-size: 1rem;
  transition: border-color 240ms var(--ease);
}
.field__input::placeholder { color: var(--on-dark-mute); }
.field__input:hover { border-bottom-color: var(--on-dark-mute); }
.field__input:focus {
  outline: none;
  border-bottom-color: var(--accent-dark);
}
.field__input:focus-visible { outline: none; }
.field__input--area { resize: vertical; min-height: 7.5rem; line-height: 1.6; }

.field__input[aria-invalid="true"] { border-bottom-color: #d98a72; }
.field__error {
  font-size: 0.8125rem;
  color: #e8a68f;
  margin: 0;
}

/* Shown only when scripting is off; the form cannot submit without it. */
.form__noscript {
  grid-column: 1 / -1;
  margin: 0;
  padding: 0.9rem 1.1rem;
  border: 1px solid var(--control-line-dark);
  border-radius: 2px;
  font-size: 0.9063rem;
  color: var(--on-dark-soft);
}

.form__foot {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  margin-top: 0.5rem;
}
.form__status {
  font-size: 0.9063rem;
  color: var(--on-dark-soft);
  margin: 0;
}
.form__status[data-state="error"] { color: #e8a68f; }
.form__status[data-state="ok"] { color: var(--accent-dark); }

/* ── Footer ────────────────────────────────────────────────────────────── */

.site-footer {
  background: var(--dark);
  color: var(--on-dark);
  border-top: 1px solid var(--rule-dark);
  padding-block: clamp(2.75rem, 5vw, 4rem);
}
.site-footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem 3rem;
  align-items: start;
}
.site-footer__descriptor {
  margin-top: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--on-dark-mute);
}
.site-footer__nav ul { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.site-footer__nav a {
  font-size: 0.9375rem;
  color: var(--on-dark-soft);
  transition: color 200ms var(--ease);
}
.site-footer__nav a:hover { color: var(--on-dark); }
.site-footer__legal {
  grid-column: 1 / -1;
  padding-top: 1.75rem;
  border-top: 1px solid var(--rule-dark);
  font-size: 0.8125rem;
  color: var(--on-dark-mute);
}
.wordmark--footer .wordmark__suffix { color: var(--on-dark-mute); }

/* ── Scroll reveal ─────────────────────────────────────────────────────── */

html[data-reveal-ready="true"] [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
  transition-delay: calc(var(--reveal-delay, 0) * 90ms);
}
html[data-reveal-ready="true"] [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* ── Responsive ────────────────────────────────────────────────────────── */

@media (min-width: 56.0625rem) and (max-width: 68rem) {
  .site-nav { gap: 1.5rem; }
  .site-nav__list { gap: 1.35rem; }
}

@media (max-width: 62rem) {
  .hero__grid { grid-template-columns: 1fr; gap: 2.75rem; }
  .hero__lede { max-width: 56ch; }
  .why { grid-template-columns: 1fr; }
  .contact { grid-template-columns: 1fr; }
  .offering__main { grid-template-columns: 1fr; gap: 1.5rem; }
  .offering__list {
    grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
    gap: 0.55rem 1.5rem;
  }
}

@media (max-width: 56rem) {
  :root { --header-h: 4.25rem; }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem var(--gutter) 1.75rem;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 240ms var(--ease), transform 240ms var(--ease),
                visibility 240ms var(--ease);
  }
  .site-nav[data-open="true"] {
    transform: none;
    opacity: 1;
    visibility: visible;
    box-shadow: 0 18px 40px -24px rgba(15, 18, 16, 0.45);
  }
  .site-nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav__list a {
    display: block;
    padding: 1rem 0;
    font-size: 1.0625rem;
    border-bottom: 1px solid var(--rule-soft);
  }
  .site-nav__list a::after { display: none; }
  .site-nav__cta { margin-top: 1.5rem; justify-content: center; }
  .nav-toggle { display: inline-flex; }

  .step { grid-template-columns: 1fr; gap: 1.15rem; }
  .step__marker { flex-direction: row; align-items: center; gap: 0.85rem; }
  .step__rule { width: 1.75rem; }

  .offering { grid-template-columns: 1fr; gap: 0.9rem; }
  .offering__index { padding-top: 0; }

  .form { grid-template-columns: 1fr; }

  .site-footer__inner { grid-template-columns: 1fr; }
}

@media (max-width: 30rem) {
  .wordmark__suffix { display: none; }
  .eyebrow { font-size: 0.625rem; letter-spacing: 0.12em; gap: 0.55rem; }
  .eyebrow::before { width: 1.25rem; }
  .plot__row { grid-template-columns: 5rem minmax(0, 1fr); gap: 0.7rem; }
  .hero__actions .btn { width: 100%; justify-content: center; }
}

/* ── Reduced motion ────────────────────────────────────────────────────── */

@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;
    scroll-behavior: auto !important;
  }
  html[data-reveal-ready="true"] [data-reveal] { opacity: 1; transform: none; }
}

/* ── Print ─────────────────────────────────────────────────────────────── */

@media print {
  .site-header, .nav-toggle, .hero__actions, .form { display: none; }
  .section--dark { background: #fff; color: #000; }
  .section { padding-block: 1.5rem; break-inside: avoid; }
  html[data-reveal-ready="true"] [data-reveal] { opacity: 1; transform: none; }
}

/* The page must not scroll behind the open mobile navigation panel. */
body[data-nav-open="true"] { overflow: hidden; }
@media (min-width: 56.0625rem) {
  body[data-nav-open="true"] { overflow: visible; }
}