/* ==========================================================================
   Blohm Builders design system
   Single CSS file. All 7 pages import this.
   Sections: 1. tokens · 2. base · 3. layout · 4. typography · 5. nav · 6. hero
   · 7. sections · 8. cards · 9. placeholders · 10. spec sheets · 11. footer
   · 12. utilities · 13. motion · 14. mobile overrides
   ========================================================================== */

/* 1. tokens ---------------------------------------------------------------- */
:root {
  /* color */
  --color-bg: #F5F2EC;
  --color-ink: #1A1A1A;
  --color-stone: #6B6660;
  --color-line: #D9D2C5;
  --color-accent: #2C4A3E;
  --color-sun: #C4A66A;

  /* derived */
  --color-placeholder-bg: #E8E2D2;
  --color-placeholder-line: #C9C0AC;
  --color-bg-elev: #FBF9F4;

  /* type */
  --font-serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* layout */
  --container: 1200px;
  --gutter-d: 24px;
  --gutter-m: 16px;
  --section-d: 112px;
  --section-m: 64px;

  /* misc */
  --radius: 0px;          /* editorial sites have no rounded corners */
  --transition: 200ms cubic-bezier(0.2, 0.6, 0.2, 1);
}

/* 2. base ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.55;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: 0; color: inherit; padding: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
hr { border: 0; height: 1px; background: var(--color-line); margin: 0; }

/* 3. layout ---------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}

/* 4. typography ------------------------------------------------------------ */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--color-ink);
  margin: 0;
}

h1 {
  font-size: clamp(26px, 5.5vw, 76px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  overflow-wrap: break-word;
  word-wrap: break-word;
  word-break: break-word;
  max-width: 100%;
}
h2 {
  font-size: clamp(24px, 3.4vw, 44px);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.1;
  overflow-wrap: break-word;
  word-wrap: break-word;
  max-width: 100%;
}
h3 {
  font-size: clamp(20px, 1.9vw, 26px);
  font-weight: 500;
  line-height: 1.2;
}
h4 {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

.lede {
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.5;
  color: var(--color-stone);
  font-weight: 400;
  max-width: 38em;
}

.eyebrow, .section__eyebrow, .card__eyebrow, .footer__heading, .footer__base,
.top-strip, .nav__links a, .nav__cta, .btn, .link-arrow, .placeholder-block__label,
.spec__label, .spec__value, .steps__num, .counties li, .footer__logo {
  font-family: var(--font-sans);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--color-stone);
  font-weight: 500;
}

.eyebrow { display: inline-block; margin-bottom: 24px; }
.section__eyebrow { display: block; margin-bottom: 16px; }

/* 5. nav ------------------------------------------------------------------- */
.top-strip {
  background: var(--color-ink);
  color: var(--color-bg);
}
.top-strip__row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  flex-wrap: wrap;
}
.top-strip a { color: var(--color-sun); border-bottom: 1px solid currentColor; padding-bottom: 1px; }
.top-strip__divider { color: var(--color-stone); }

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-line);
}
.nav__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.nav__logo {
  display: flex;
  align-items: center;
  line-height: 1;
}
.nav__logo img {
  display: block;
  height: 48px;
  width: auto;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav__links a {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink);
  font-weight: 500;
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}
.nav__links a:hover { color: var(--color-accent); }
.nav__links a.is-active { color: var(--color-accent); }
.nav__links a.is-active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: currentColor;
}
.nav__cta {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--color-ink);
  border: 1px solid var(--color-ink);
  padding: 10px 18px;
  transition: background var(--transition), color var(--transition);
}
.nav__cta:hover { background: var(--color-ink); color: var(--color-bg); }

.nav__toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
}
.nav__toggle svg { width: 22px; height: 22px; stroke: var(--color-ink); }

.nav__panel {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 24px;
  transform: translateY(-100%);
  transition: transform 320ms cubic-bezier(0.2, 0.6, 0.2, 1);
  visibility: hidden;
}
.nav__panel[data-open="true"] { transform: translateY(0); visibility: visible; }
.nav__panel-head { display: flex; justify-content: space-between; align-items: center; height: 144px; }
.nav__panel-close { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; }
.nav__panel-close svg { width: 22px; height: 22px; stroke: var(--color-ink); }
.nav__panel-list { display: flex; flex-direction: column; gap: 4px; margin-top: 32px; }
.nav__panel-list a {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  padding: 12px 0;
  border-bottom: 1px solid var(--color-line);
}
.nav__panel-list small {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-stone);
  margin-left: 12px;
  font-weight: 500;
}
.nav__panel-foot { margin-top: auto; padding-top: 32px; }
.nav__panel-foot p {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-stone);
  margin: 0;
}

body.is-locked { overflow: hidden; }

/* 6. hero ------------------------------------------------------------------ */

/* hero-video: full-width hero photo strip, placed directly under the nav.
   The placeholder is labeled for an aerial/top-down construction shot.
   Jerry drops the real photo in as an <img> when it is ready. */
.hero-video {
  padding: 24px 0 0;
}
.hero-video__frame {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 24px;
}
.hero-video__frame > .placeholder-block,
.hero-video__img {
  width: 100%;
  height: clamp(140px, 28vh, 310px);
  object-fit: cover;
  display: block;
}
.placeholder-block--video {
  background: linear-gradient(180deg, #D6CFBE 0%, #B8AF99 100%);
  border-color: #A89E84;
}
.placeholder-block__play { display: none; }

.hero {
  padding: 12px 0 clamp(56px, 7vw, 96px);
}
.hero__grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: end;
}
.hero__text { padding-bottom: 24px; }
.hero__text h1 { margin-bottom: 28px; max-width: 14ch; }
.hero__centered {
  max-width: 56ch;
  margin: 0 auto;
  text-align: center;
}
.hero__centered h1 { margin-bottom: 28px; }
.hero__centered .lede { margin-left: auto; margin-right: auto; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 40px; }
.hero__ctas--centered { justify-content: center; }

/* buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 16px 26px;
  border: 1px solid var(--color-ink);
  background: transparent;
  color: var(--color-ink);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  min-height: 48px;
}
.btn--primary { background: var(--color-ink); color: var(--color-bg); }
.btn--primary:hover { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-bg); }
.btn--ghost:hover { background: var(--color-ink); color: var(--color-bg); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: 4px;
  transition: color var(--transition), border-color var(--transition), gap var(--transition);
}
.link-arrow::after { content: '→'; font-family: var(--font-sans); }
.link-arrow:hover { color: var(--color-accent); border-color: var(--color-accent); gap: 12px; }

/* 7. sections -------------------------------------------------------------- */
.section { padding: var(--section-d) 0; }
.section--tight { padding: 72px 0; }
.section--ink { background: var(--color-ink); color: var(--color-bg); }
.section--ink h1, .section--ink h2, .section--ink h3 { color: var(--color-bg); }
.section--ink .lede { color: rgba(245, 242, 236, 0.72); }
.section--ink .section__eyebrow { color: var(--color-sun); }
.section--accent { background: var(--color-accent); color: var(--color-bg); }
.section--accent h2 { color: var(--color-bg); }
.section--accent .lede { color: rgba(245, 242, 236, 0.78); }
.section--accent .section__eyebrow { color: var(--color-sun); }

.section-head { margin-bottom: 56px; max-width: 56ch; }
.section-head .lede { margin-top: 16px; }

.divider { height: 1px; background: var(--color-line); margin: 0; }

/* 8. cards ----------------------------------------------------------------- */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cards-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.card { display: flex; flex-direction: column; }
.card__photo { margin-bottom: 24px; }
/* Enforce uniform photo shape across the 3-up service and model cards
   so the cards are equal height and the text/price lines align. */
.card__photo-triple { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; margin-bottom: 24px; align-items: stretch; min-width: 0; }
.card__photo-triple img { width: 100%; min-width: 0; aspect-ratio: 3 / 4; object-fit: cover; display: block; height: auto; }
.card__eyebrow { display: block; margin: 0 0 12px; }
.card__title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 500;
  line-height: 1.2;
  margin: 0 0 12px;
  color: var(--color-ink);
}
.card__copy { color: var(--color-stone); font-size: 16px; line-height: 1.55; margin: 0 0 20px; }
.card__foot { margin-top: auto; padding-top: 16px; }

/* spec row in cards */
.card__specs {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 0;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  margin: 8px 0 20px;
}
.card__specs span {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-stone);
  font-weight: 500;
}
.card__price {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--color-ink);
  margin: 0 0 16px;
}
.card__spacer { flex-grow: 1; }
.card__price small {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-stone);
  font-weight: 500;
  margin-right: 6px;
}

/* founder strip */
.founder__grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.founder__portrait { max-width: 380px; }
.founder__photo {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 2px;
}
.founder__text h2 { margin: 0 0 24px; }
.founder__text .lede { margin-bottom: 28px; }

/* process steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.steps__item {
  border-top: 1px solid var(--color-ink);
  padding-top: 20px;
}
.steps__num {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--color-stone);
  margin-bottom: 16px;
}
.steps__item h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  margin: 0 0 10px;
  color: var(--color-ink);
}
.steps__item p {
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-stone);
  margin: 0;
}

/* county list */
.counties {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}
.counties li {
  padding: 24px 12px;
  border-right: 1px solid var(--color-line);
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--color-ink);
}
.counties li:last-child { border-right: 0; }

/* CTA strip */
.cta-strip {
  background: var(--color-accent);
  color: var(--color-bg);
  padding: clamp(64px, 8vw, 96px) 0;
}

/* schedule (Calendly inline embed slot) */
.schedule { background: var(--color-ink); color: var(--color-bg); }
.schedule__grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
.schedule__copy h2 { color: var(--color-bg); margin: 0 0 16px; max-width: 14ch; }
.schedule__copy .lede { color: rgba(245,242,236,0.72); margin: 0 0 24px; max-width: 38ch; }
.schedule__copy .link-arrow { color: var(--color-bg); border-color: var(--color-bg); }
.schedule__copy .link-arrow:hover { color: var(--color-sun); border-color: var(--color-sun); }
.schedule__embed { min-height: 240px; }
.schedule__placeholder {
  border: 1px dashed rgba(245,242,236,0.22);
  padding: 48px 24px;
  text-align: center;
  color: rgba(245,242,236,0.6);
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 12px;
}
.schedule__placeholder strong { color: var(--color-sun); font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; font-size: 11px; }
.schedule__placeholder code {
  background: rgba(245,242,236,0.08);
  padding: 2px 8px;
  font-size: 12px;
  color: var(--color-sun);
  font-family: 'SF Mono', Menlo, monospace;
}
.cta-strip__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
}
.cta-strip h2 { color: var(--color-bg); margin: 0 0 12px; max-width: 18ch; }
.cta-strip p { color: rgba(245, 242, 236, 0.78); margin: 0; max-width: 36ch; }
.cta-strip .btn--primary { background: var(--color-bg); color: var(--color-ink); border-color: var(--color-bg); }
.cta-strip .btn--primary:hover { background: var(--color-sun); border-color: var(--color-sun); color: var(--color-ink); }

/* 9. placeholders ---------------------------------------------------------- */
.placeholder-block {
  position: relative;
  background: var(--color-placeholder-bg);
  border: 1px solid var(--color-placeholder-line);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  overflow: hidden;
}
.placeholder-block[data-aspect="16-9"] { aspect-ratio: 16 / 9; }
.placeholder-block[data-aspect="4-3"]  { aspect-ratio: 4 / 3; }
.placeholder-block[data-aspect="3-4"]  { aspect-ratio: 3 / 4; }
.placeholder-block[data-aspect="4-5"]  { aspect-ratio: 4 / 5; }
.placeholder-block[data-aspect="1-1"]  { aspect-ratio: 1 / 1; }
.placeholder-block[data-aspect="3-2"]  { aspect-ratio: 3 / 2; }
.placeholder-block[data-aspect="2-1"]  { aspect-ratio: 2 / 1; }
.placeholder-block__label {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-stone);
  font-weight: 500;
  text-align: center;
  padding: 0 24px;
  line-height: 1.5;
}
.placeholder-block__corner {
  position: absolute;
  top: 14px;
  left: 14px;
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-stone);
  font-weight: 500;
  opacity: 0.6;
}
.placeholder-block--photo { background: linear-gradient(180deg, #ECE6D7 0%, #E0D9C6 100%); }

/* gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.gallery .placeholder-block[data-aspect="4-3"] { aspect-ratio: 4 / 3; }

/* floor plan placeholder (stylized architectural drawing, no asset required) */
.placeholder-block--plan {
  background-color: #FBF8F0;
  background-image:
    linear-gradient(0deg,  rgba(26,26,26,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,26,26,0.04) 1px, transparent 1px);
  background-size: 24px 24px, 24px 24px;
  flex-direction: column;
  justify-content: center;
  padding: 48px;
  color: var(--color-ink);
}
.placeholder-block--plan::before {
  content: '';
  display: block;
  width: 86%;
  height: 78%;
  border: 1.5px solid var(--color-ink);
  position: absolute;
  top: 11%;
  left: 7%;
  background-image:
    linear-gradient(0deg,  rgba(26,26,26,0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,26,26,0.18) 1px, transparent 1px);
  background-size: 25% 25%, 25% 25%;
  background-position: 0 0;
  background-repeat: repeat;
}
.placeholder-block--plan::after {
  content: 'FLOOR PLAN DRAWING';
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-ink);
  opacity: 0.55;
  font-weight: 500;
}
.placeholder-block--plan .placeholder-block__label { color: var(--color-ink); opacity: 0.7; }
.placeholder-block--plan .placeholder-block__corner { color: var(--color-ink); opacity: 0.8; }

/* document / plan drawer (architectural sheets) */
.docs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.doc-sheet {
  border: 1px solid var(--color-line);
  background: #FBF8F0;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 240px;
}
.doc-sheet__title {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink);
  font-weight: 600;
  margin-bottom: 8px;
}
.doc-sheet__sub {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--color-stone);
  margin-bottom: 16px;
}
.doc-sheet__stage {
  flex: 1;
  border: 1px dashed var(--color-line);
  background-image:
    linear-gradient(0deg,  rgba(26,26,26,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,26,26,0.05) 1px, transparent 1px);
  background-size: 16px 16px, 16px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  min-height: 100px;
  position: relative;
}
.doc-sheet__stage::after {
  content: 'A-101 · ' attr(data-sheet);
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-stone);
  font-weight: 500;
  opacity: 0.7;
}
.doc-sheet__foot {
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-stone);
  font-weight: 500;
}

/* walkthrough (scroll-driven image sequence) */
.walkthrough {
  position: relative;
  background: var(--color-ink);
  color: var(--color-bg);
}
.walkthrough__head {
  padding: 72px 0 32px;
  text-align: center;
}
.walkthrough__head .section__eyebrow { color: var(--color-sun); }
.walkthrough__head h2 { color: var(--color-bg); max-width: 18ch; margin: 0 auto 12px; }
.walkthrough__head p { color: rgba(245,242,236,0.7); max-width: 50ch; margin: 0 auto; }
.walkthrough__stage {
  position: relative;
  height: 320vh; /* scroll runway: 320vh gives ~3 viewport scrolls of progression */
}
.walkthrough__pin {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.walkthrough__frame {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #1A1A1A 0%, #0E0E0E 100%);
}
.walkthrough__frame img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 80ms linear;
  z-index: 1;
}
.walkthrough__frame img.is-active { opacity: 1; z-index: 2; }
.walkthrough__frame > span { position: relative; z-index: 3; }
.walkthrough__frame--placeholder {
  background-image:
    linear-gradient(0deg,  rgba(245,242,236,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,242,236,0.04) 1px, transparent 1px);
  background-size: 40px 40px, 40px 40px;
}
.walkthrough__frame--placeholder span {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(245,242,236,0.5);
  font-weight: 500;
  padding: 0 24px;
  text-align: center;
  line-height: 1.6;
}
.walkthrough__frame--placeholder strong {
  color: var(--color-sun);
  font-weight: 500;
  letter-spacing: 0.08em;
}
.walkthrough__hud {
  position: absolute;
  left: 24px;
  bottom: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  z-index: 2;
  pointer-events: none;
}
.walkthrough__counter {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-bg);
  font-weight: 500;
  background: rgba(26,26,26,0.5);
  padding: 8px 12px;
  backdrop-filter: blur(8px);
}
.walkthrough__bar {
  flex: 1;
  height: 2px;
  background: rgba(245,242,236,0.18);
  position: relative;
  overflow: hidden;
}
.walkthrough__bar > i {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0%;
  background: var(--color-sun);
  transition: width 80ms linear;
}
.walkthrough__label {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-sun);
  font-weight: 500;
  background: rgba(26,26,26,0.5);
  padding: 8px 12px;
  backdrop-filter: blur(8px);
}
.walkthrough__foot {
  padding: 32px 0 72px;
  text-align: center;
}
.walkthrough__foot p {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(245,242,236,0.6);
  font-weight: 500;
  max-width: 50ch;
  margin: 0 auto;
}
.walkthrough__foot strong { color: var(--color-sun); font-weight: 500; }

/* lightbox (click to enlarge blueprint) */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(14, 14, 14, 0.94);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  cursor: zoom-out;
  opacity: 0;
  visibility: hidden;
  transition: opacity 200ms ease, visibility 0s linear 200ms;
}
.lightbox[data-open="true"] {
  opacity: 1;
  visibility: visible;
  transition: opacity 200ms ease;
}
.lightbox__img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  cursor: default;
}
.lightbox__caption {
  position: absolute;
  left: 32px;
  bottom: 24px;
  right: 32px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(245,242,236,0.7);
  font-weight: 500;
  text-align: center;
  pointer-events: none;
}
.lightbox__close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245,242,236,0.08);
  border: 1px solid rgba(245,242,236,0.16);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.lightbox__close:hover { background: rgba(245,242,236,0.16); border-color: rgba(245,242,236,0.32); }
.lightbox__close svg { width: 22px; height: 22px; stroke: var(--color-bg); }

body.is-lightboxed { overflow: hidden; }

/* 10. spec sheet ----------------------------------------------------------- */
.spec-sheet {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border: 1px solid var(--color-line);
}
.spec-sheet > div {
  padding: 24px;
  border-right: 1px solid var(--color-line);
}
.spec-sheet > div:last-child { border-right: 0; }
.spec__label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-stone);
  margin-bottom: 8px;
  font-weight: 500;
}
.spec__value {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  color: var(--color-ink);
  letter-spacing: -0.01em;
  text-transform: none;
  line-height: 1.15;
}
.spec__value small {
  font-family: var(--font-sans);
  font-size: 11px;
  color: var(--color-stone);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-right: 4px;
  font-weight: 500;
}

/* model hero (taller, name-forward) */
.model-hero { padding: clamp(48px, 6vw, 80px) 0 0; }
.model-hero__grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
.model-hero__text { padding-top: 8px; }
.model-hero__text .section__eyebrow { margin-bottom: 12px; }
.model-hero__text h1 { margin-bottom: 16px; }
.model-hero__text .lede { margin-bottom: 32px; }
.model-hero__photo { margin-bottom: 24px; }

/* inclusions list */
.inclusions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-line);
}
.inclusions li {
  padding: 24px 0;
  border-bottom: 1px solid var(--color-line);
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 16px;
  align-items: start;
  padding-right: 24px;
}
.inclusions li:nth-child(odd) { padding-right: 32px; border-right: 1px solid var(--color-line); }
.inclusions li:nth-child(even) { padding-left: 32px; }
.inclusions__num {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  color: var(--color-stone);
  letter-spacing: -0.01em;
}
.inclusions__text {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-ink);
}
.inclusions__text strong {
  display: block;
  font-weight: 500;
  margin-bottom: 4px;
  font-size: 16px;
  color: var(--color-ink);
}
.inclusions__text span {
  font-size: 14px;
  color: var(--color-stone);
}

/* pull-quote */
.pull {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.3;
  font-weight: 500;
  color: var(--color-ink);
  letter-spacing: -0.01em;
  max-width: 32ch;
  margin: 0 0 16px;
  padding-left: 24px;
  border-left: 2px solid var(--color-sun);
}
.pull cite {
  display: block;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-stone);
  font-weight: 500;
  font-style: normal;
  margin-top: 16px;
  padding-left: 24px;
}

/* 11. footer --------------------------------------------------------------- */
.footer { background: var(--color-ink); color: var(--color-bg); padding: 96px 0 32px; }
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(245, 242, 236, 0.16);
}
.footer__logo {
  display: inline-block;
  margin-bottom: 16px;
}
.footer__logo img {
  display: block;
  height: 160px;
  width: auto;
}
.footer__brand p {
  color: rgba(245, 242, 236, 0.7);
  font-size: 15px;
  line-height: 1.55;
  max-width: 30ch;
  margin: 0;
}
.footer__heading {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-sun);
  margin-bottom: 20px;
  font-weight: 500;
}
.footer__col ul { display: flex; flex-direction: column; gap: 12px; }
.footer__col a {
  color: var(--color-bg);
  font-size: 15px;
  line-height: 1.4;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}
.footer__col a:hover { border-color: var(--color-bg); }
.footer__col li {
  color: rgba(245, 242, 236, 0.7);
  font-size: 15px;
  line-height: 1.4;
}
.footer__base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  gap: 24px;
  flex-wrap: wrap;
}
.footer__base p {
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(245, 242, 236, 0.6);
  margin: 0;
  font-weight: 500;
}
.footer__base a { color: var(--color-sun); border-bottom: 1px solid currentColor; }

/* 12. utilities ------------------------------------------------------------ */
.mt-0 { margin-top: 0 !important; }
.mt-24 { margin-top: 24px; }
.mt-40 { margin-top: 40px; }
.mt-56 { margin-top: 56px; }
.mb-0 { margin-bottom: 0 !important; }
.mb-24 { margin-bottom: 24px; }
.mb-40 { margin-bottom: 40px; }
.mb-56 { margin-bottom: 56px; }
.text-stone { color: var(--color-stone); }
.text-center { text-align: center; }
.max-32ch { max-width: 32ch; }
.max-40ch { max-width: 40ch; }
.max-56ch { max-width: 56ch; }
.col-span-6 { grid-column: span 6; }
.col-span-7 { grid-column: span 7; }
.col-span-5 { grid-column: span 5; }
.col-span-8 { grid-column: span 8; }
.col-span-4 { grid-column: span 4; }

.page-meta {
  display: flex;
  gap: 24px;
  padding: 16px 0;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--color-line);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-stone);
  font-weight: 500;
  flex-wrap: wrap;
}
.page-meta strong { color: var(--color-ink); font-weight: 500; }

.subnav {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 0;
}
.subnav a {
  flex: 1;
  padding: 24px 16px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-stone);
  font-weight: 500;
  border-right: 1px solid var(--color-line);
  transition: color var(--transition);
}
.subnav a:last-child { border-right: 0; }
.subnav a:hover, .subnav a.is-active { color: var(--color-ink); }

/* 13. motion --------------------------------------------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 700ms cubic-bezier(0.2, 0.6, 0.2, 1), transform 700ms cubic-bezier(0.2, 0.6, 0.2, 1);
}
[data-reveal].is-revealed { opacity: 1; transform: translateY(0); }

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

/* 14. mobile overrides ----------------------------------------------------- */
@media (max-width: 1024px) {
  .cards-3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 2fr 1fr 1fr; }
  .spec-sheet { grid-template-columns: repeat(3, 1fr); }
  .spec-sheet > div:nth-child(3) { border-right: 0; }
  .counties { grid-template-columns: repeat(4, 1fr); }
  .counties li:nth-child(4) { border-right: 0; }
  .hero__grid, .founder__grid, .model-hero__grid, .cta-strip__row, .schedule__grid { grid-template-columns: 1fr; }
  .founder__portrait { max-width: 320px; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .container { padding: 0 20px; }
  .grid-12 { gap: 16px; }

  .top-strip__row { gap: 4px; padding: 8px 0; font-size: 9px; letter-spacing: 0.02em; flex-direction: column; align-items: stretch; text-align: center; }
  .top-strip__row > * { max-width: 100%; overflow-wrap: break-word; word-break: break-word; }
  .top-strip__divider { display: none; }

  .nav__row { height: 64px; }
  .nav__logo img { height: 36px; width: auto; }
  .nav__links { display: none; }
  .nav__toggle { display: flex; }

  .hero { padding: 8px 0 40px; }
  .hero-video__frame { padding: 0 20px; }
  .hero-video__frame > .placeholder-block { width: 100%; min-width: 0; }
  .hero__centered h1, .hero__centered .lede { overflow-wrap: break-word; word-wrap: break-word; max-width: 100%; }
  .hero__ctas { flex-direction: column; align-items: stretch; }
  .hero__ctas .btn { width: 100%; }
  .hero__text h1 { max-width: none; }

  .section { padding: var(--section-m) 0; }
  .section--tight { padding: 48px 0; }
  .section-head { margin-bottom: 40px; }

  .cards-3, .cards-2 { grid-template-columns: 1fr; gap: 32px; }
  .steps { grid-template-columns: 1fr; gap: 0; }
  .steps__item { border-top: 1px solid var(--color-line); padding: 20px 0; border-bottom: 0; }
  .steps__item:last-child { border-bottom: 1px solid var(--color-line); }

  .footer { padding: 64px 0 24px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; padding-bottom: 40px; }
  .footer__brand { grid-column: span 2; }
  .footer__base { flex-direction: column; align-items: flex-start; gap: 12px; }

  .spec-sheet { grid-template-columns: repeat(2, 1fr); }
  .spec-sheet > div { border-right: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }
  .spec-sheet > div:nth-child(2n) { border-right: 0; }
  .spec-sheet > div:nth-last-child(-n+2) { border-bottom: 0; }
  .spec__value { font-size: 18px; }

  .counties { grid-template-columns: repeat(2, 1fr); }
  .counties li { border-right: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }
  .counties li:nth-child(2n) { border-right: 0; }
  .counties li:nth-last-child(-n+2) { border-bottom: 0; }

  .cta-strip__row { gap: 24px; }
  .cta-strip .btn { width: 100%; }

  .inclusions { grid-template-columns: 1fr; }
  .inclusions li:nth-child(odd) { padding-right: 0; border-right: 0; border-bottom: 1px solid var(--color-line); }
  .inclusions li:nth-child(even) { padding-left: 0; }
  .inclusions li { padding-left: 0 !important; padding-right: 0 !important; }

  .gallery { grid-template-columns: 1fr; gap: 12px; }

  .card__photo-triple { grid-template-columns: 1fr !important; gap: 8px !important; }
  .card__photo-triple img { aspect-ratio: 16 / 10; width: 100%; }

  .docs { grid-template-columns: 1fr; }
  .walkthrough__head { padding: 48px 0 24px; }
  .walkthrough__stage { height: 220vh; }
  .walkthrough__hud { left: 16px; right: 16px; bottom: 16px; gap: 12px; }
  .walkthrough__foot { padding: 24px 0 48px; }

  .pull { font-size: 20px; }

  .model-hero { padding: 32px 0 0; }
  .model-hero__text .lede { margin-bottom: 24px; }

  .subnav { flex-direction: column; }
  .subnav a { border-right: 0; border-bottom: 1px solid var(--color-line); padding: 16px 0; text-align: left; }
  .subnav a:last-child { border-bottom: 0; }
}

@media (max-width: 380px) {
  .container { padding: 0 16px; }
  h1 { font-size: 18px !important; line-height: 1.35; }
  h2 { font-size: 17px !important; }
  .nav__panel-list a { font-size: 26px; }
  .hero-video__frame { padding: 0 16px; }
  .top-strip__row { font-size: 9px; }
  .hero__centered .lede { font-size: 14px; }
  .section__eyebrow, .card__eyebrow { font-size: 10px; }
}