/* SightView — sightview.eu
   Visual language per content/brand.md: architectural print, warm paper,
   1px hairlines, one accent. No gradients, no shadows, radius max 2px. */

:root {
  --sheet: #FBFAF6;
  --sheet2: #F2EFE6;
  --ink: #1C1C1A;
  --ink2: #55554E;
  --ink3: #8A8A80;
  --hair: #D8D4C8;
  --live: #1F5E8C;
  --timber: #B8860B;
  --green: #0E7C66;
  --alert: #B4472A;

  /* Drawing-only tones: terrain, water and hardstanding in the plans.
     brand.md has no token for these; they exist nowhere else on the page. */
  --plan-wall: #3A3A34;
  --plan-water: #DCE6EA;
  --plan-water-edge: #B9CAD2;
  --plan-paving: #E8DFCB;
  --plan-paving-edge: #C9B98F;

  --serif: Georgia, "Iowan Old Style", "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, Menlo, Consolas, "Liberation Mono", monospace;

  --measure: 68ch;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
  --page: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--sheet);
  color: var(--ink2);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
}

h1,
h2,
h3 {
  font-family: var(--serif);
  color: var(--ink);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
}

p {
  margin: 0 0 1.1em;
  max-width: var(--measure);
}

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

a {
  color: var(--live);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--live);
  outline-offset: 3px;
}

/* ---------- structure ---------- */

.wrap {
  max-width: var(--page);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: clamp(3.5rem, 9vw, 7rem);
  border-top: 1px solid var(--hair);
}

.section--tint {
  background: var(--sheet2);
}

.section__title {
  font-size: clamp(1.75rem, 3.6vw, 2.6rem);
  line-height: 1.14;
  max-width: 20ch;
  margin-bottom: 1.6rem;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink2);
  margin: 0 0 1.4rem;
}

.skip-link {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: var(--gutter);
  top: 0.75rem;
  z-index: 10;
  background: var(--sheet);
  border: 1px solid var(--hair);
  padding: 0.5rem 0.9rem;
  font-family: var(--mono);
  font-size: 0.8rem;
}

/* ---------- header ---------- */

.masthead {
  padding-block: clamp(1.25rem, 3vw, 2rem);
}

.masthead__mark {
  display: block;
  width: 190px;
  height: auto;
  color: var(--ink);
}

/* ---------- hero ---------- */

.hero {
  padding-top: clamp(1.5rem, 4vw, 3rem);
  padding-bottom: clamp(3rem, 7vw, 5rem);
  border-top: 0;
}

.hero__title {
  font-size: clamp(2.15rem, 5.6vw, 3.75rem);
  line-height: 1.06;
  max-width: 17ch;
  margin-bottom: 1.4rem;
}

.hero__subhead {
  font-size: clamp(1.0625rem, 1.7vw, 1.25rem);
  color: var(--ink2);
  max-width: var(--measure);
  margin-bottom: 2.2rem;
}

.button {
  display: inline-block;
  background: var(--timber);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.85rem 1.6rem;
  border: 1px solid var(--timber);
  border-radius: 2px;
}

.button:hover {
  background: var(--sheet);
  color: var(--ink);
}

/* ---------- plans ---------- */

.plan {
  margin: clamp(2.5rem, 6vw, 4.5rem) 0 0;
}

.plan__frame {
  border: 1px solid var(--hair);
  border-radius: 2px;
  background: var(--sheet);
  padding: clamp(0.75rem, 2vw, 1.75rem);
}

.plan svg {
  display: block;
  width: 100%;
  height: auto;
}

.plan__caption {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--ink2);
  margin-top: 0.9rem;
  max-width: var(--measure);
}

.plan__zoom {
  display: none;
  margin-top: 0.9rem;
  background: none;
  border: 1px solid var(--hair);
  border-radius: 2px;
  color: var(--ink2);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.5rem 0.9rem;
  cursor: pointer;
}

.plan__zoom:hover {
  color: var(--ink);
  border-color: var(--ink3);
}

/* Only shown once the lightbox script has run — never a dead control. */
.js .plan__zoom {
  display: inline-block;
}

/* ---------- problem ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  padding-top: clamp(2rem, 4vw, 2.75rem);
  border-top: 1px solid var(--hair);
}

.stat__figure {
  font-family: var(--serif);
  font-size: clamp(2rem, 4.2vw, 2.9rem);
  line-height: 1;
  color: var(--ink);
  display: block;
  margin-bottom: 0.7rem;
}

.stat__label {
  font-size: 0.9375rem;
  color: var(--ink2);
  margin: 0;
  max-width: 34ch;
}

.figure-note {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--ink2);
  margin-top: 1.75rem;
}

/* ---------- features ---------- */

/* Two columns, so the ten features fill five rows exactly. A three-column
   grid would leave two empty cells, and an empty cell in a hairline grid
   reads as an eleventh, blank feature. */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 26rem), 1fr));
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
  border-radius: 2px;
}

.feature {
  background: var(--sheet2);
  padding: clamp(1.4rem, 2.6vw, 2rem);
}

.feature__title {
  font-size: 1.1875rem;
  line-height: 1.25;
  margin-bottom: 0.65rem;
}

.feature p {
  font-size: 0.9375rem;
  margin: 0;
  max-width: 46ch;
}

/* ---------- how it works ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(1.75rem, 4vw, 3rem);
  counter-reset: step;
}

.step {
  border-top: 1px solid var(--hair);
  padding-top: 1.25rem;
}

.step__number {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--ink2);
  display: block;
  margin-bottom: 0.9rem;
}

.step__title {
  font-size: 1.375rem;
  margin-bottom: 0.6rem;
}

.step p {
  font-size: 0.9375rem;
  max-width: 40ch;
}

/* ---------- who it's for ---------- */

.columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(1.75rem, 4vw, 3rem);
}

.column__title {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
}

.column p {
  font-size: 0.9375rem;
  max-width: 40ch;
}

/* ---------- closing + distributor ---------- */

.closing__title {
  font-size: clamp(1.9rem, 4.4vw, 3rem);
  line-height: 1.1;
  max-width: 18ch;
  margin-bottom: 1.2rem;
}

.closing__body {
  font-size: 1.125rem;
  max-width: var(--measure);
}

.distributor {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  background: var(--sheet2);
  border: 1px solid var(--hair);
  border-radius: 2px;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  max-width: 30rem;
}

/* Nothing rendered server-side means no card at all. */
.distributor:empty {
  display: none;
}

.distributor__eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink2);
  margin: 0 0 1rem;
}

.distributor__heading {
  font-size: 1.25rem;
  line-height: 1.25;
  margin-bottom: 0.55rem;
}

.distributor__name {
  font-size: 1rem;
  color: var(--ink2);
  margin: 0 0 1.1rem;
}

.distributor__action {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
}

/* ---------- footer ---------- */

.footer {
  border-top: 1px solid var(--hair);
  padding-block: clamp(2.5rem, 5vw, 3.5rem);
  font-size: 0.875rem;
}

.footer__line {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--ink2);
  margin-bottom: 0.5rem;
}

.footer__claim {
  color: var(--ink2);
  margin-bottom: 2rem;
}

.footer__legal {
  font-size: 0.585rem;
  line-height: 1.7;
  color: var(--ink3);
  max-width: var(--measure);
}

.footer__links {
  margin-top: 1rem;
  font-size: 0.8125rem;
}

/* ---------- lightbox (JS only) ---------- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: var(--sheet);
  padding: clamp(1rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
}

.lightbox[hidden] {
  display: none;
}

.lightbox__bar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0.75rem;
}

.lightbox__close {
  background: none;
  border: 1px solid var(--hair);
  border-radius: 2px;
  color: var(--ink2);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.5rem 0.9rem;
  cursor: pointer;
}

.lightbox__stage {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
}

.lightbox__stage svg {
  width: 100%;
  height: auto;
  max-height: 100%;
}

/* ---------- privacy page ---------- */

.prose h2 {
  font-size: 1.375rem;
  margin: 2.5rem 0 0.75rem;
}

.prose .updated {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink2);
  margin-bottom: 2rem;
}

.prose .placeholder {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--alert);
  border: 1px solid var(--hair);
  border-radius: 2px;
  padding: 0.75rem 1rem;
  display: block;
  max-width: var(--measure);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}