/* Flat: architecture studio.
   Limestone ground, graphite text, one ultramarine accent.
   The UI gets out of the way; photographs carry the page.
   Shape rule: zero radius, rules used sparingly (title blocks only). */

:root {
  --limestone: #E4E5DF;
  --graphite: #1D1E1A;
  --paper: #F4F4F1;
  --ultramarine: #2438C7;
  --stone: #5D6156;
  --sans: "Archivo", "Helvetica Neue", sans-serif;
}

* { box-sizing: border-box; margin: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--limestone);
  color: var(--graphite);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ultramarine);
  color: var(--paper);
  padding: 0.6rem 1rem;
  font-weight: 600;
}
.skip:focus { left: 0; z-index: 100; }

a { color: inherit; }

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* Top bar: wordmark, two links, one action */

.bar {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1.1rem max(1.5rem, calc((100vw - 1240px) / 2));
}

.wordmark {
  font-weight: 700;
  font-variation-settings: "wdth" 125;
  font-size: 1.3rem;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.bar nav {
  display: flex;
  gap: 1.5rem;
}
.bar nav a {
  text-decoration: none;
  color: var(--stone);
  font-size: 0.95rem;
}
.bar nav a:hover { color: var(--graphite); }

.act {
  margin-left: auto;
  color: var(--ultramarine);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(36, 56, 199, 0.45);
  padding-bottom: 0.1rem;
  white-space: nowrap;
}
.act:hover { border-bottom-color: var(--ultramarine); }

/* Hero: thesis left, photograph bleeding off the right edge */

.hero {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: end;
  gap: 3rem;
  padding: 4.5rem 0 0 max(1.5rem, calc((100vw - 1240px) / 2));
}

.pitch h1 {
  font-weight: 700;
  font-variation-settings: "wdth" 125;
  font-size: clamp(2.6rem, 5vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
  max-width: 11ch;
}

.pitch p {
  margin-top: 1.4rem;
  max-width: 32ch;
  color: var(--stone);
}

.bleed .plane {
  display: block;
  width: 100%;
  aspect-ratio: 14 / 12;
  min-height: 28rem;
}

/* Work: full-bleed sheets with drawing title blocks */

.work {
  padding-top: 6rem;
}

.sheet {
  position: relative;
}

.sheet .plane {
  display: block;
  width: 100%;
  aspect-ratio: 18 / 10;
  min-height: 22rem;
}

.sheet-tall .plane {
  aspect-ratio: 14 / 16;
  max-height: 92vh;
  min-height: 36rem;
}

.block {
  position: absolute;
  left: max(1.5rem, calc((100vw - 1240px) / 2));
  bottom: -1px;
  display: grid;
  grid-auto-flow: column;
  background: var(--paper);
  border: 1px solid var(--graphite);
}

.sheet-tall .block {
  left: auto;
  right: max(1.5rem, calc((100vw - 1240px) / 2));
  bottom: auto;
  top: -1px;
}

.block div {
  padding: 0.55rem 1.1rem 0.65rem;
  border-left: 1px solid var(--graphite);
}
.block div:first-child { border-left: 0; }

.block dt {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
}

.block dd {
  font-weight: 600;
  font-size: 0.92rem;
  margin-top: 0.15rem;
  white-space: nowrap;
}

/* Practice */

.practice {
  padding: 6.5rem max(1.5rem, calc((100vw - 1240px) / 2));
}

.practice h2 {
  font-weight: 700;
  font-variation-settings: "wdth" 125;
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  margin-bottom: 1.2rem;
}

.practice p {
  max-width: 52ch;
  color: var(--graphite);
}

/* Footer */

.foot {
  border-top: 1px solid rgba(29, 30, 26, 0.25);
  padding: 2rem max(1.5rem, calc((100vw - 1240px) / 2)) 3rem;
  display: flex;
  align-items: baseline;
  gap: 2rem;
  flex-wrap: wrap;
}

.foot .act { margin-left: 0; }

.fine {
  margin-left: auto;
  color: var(--stone);
  font-size: 0.85rem;
}


/* Tonal planes — mock stand-ins until commissioned photography.
   Graphite/stone/limestone only; no stock photos, no external imgs. */

.plane {
  position: relative;
  overflow: hidden;
  background: #3a3b36;
}

.plane::before,
.plane::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.plane--hero {
  background:
    linear-gradient(165deg, #2a2b27 0%, #2a2b27 38%, transparent 38%),
    linear-gradient(195deg, transparent 42%, #1d1e1a 42%, #1d1e1a 100%),
    linear-gradient(180deg, #5d6156 0%, #3a3b36 55%, #1d1e1a 100%);
}
.plane--hero::before {
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 18px,
      rgba(244, 244, 241, 0.06) 18px,
      rgba(244, 244, 241, 0.06) 19px
    );
  mix-blend-mode: soft-light;
  opacity: 0.7;
}
.plane--hero::after {
  background: linear-gradient(180deg, rgba(228, 229, 223, 0.12), transparent 40%, rgba(29, 30, 26, 0.35));
}

.plane--house {
  background:
    linear-gradient(90deg, #2f302c 0%, #2f302c 46%, transparent 46%),
    linear-gradient(180deg, #6a6e62 0%, #6a6e62 22%, transparent 22%),
    linear-gradient(135deg, #4a4c45 0%, #1d1e1a 70%);
}
.plane--house::before {
  background:
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 22px,
      rgba(228, 229, 223, 0.07) 22px,
      rgba(228, 229, 223, 0.07) 23px
    );
  opacity: 0.85;
}
.plane--house::after {
  background: radial-gradient(ellipse at 70% 20%, rgba(244, 244, 241, 0.18), transparent 45%);
}

.plane--terrace {
  background:
    linear-gradient(180deg, #5d6156 0 14%, transparent 14%),
    linear-gradient(180deg, transparent 0, transparent 28%, #4a4c45 28% 42%, transparent 42%),
    linear-gradient(180deg, transparent 0, transparent 48%, #3a3b36 48% 62%, transparent 62%),
    linear-gradient(180deg, transparent 0, transparent 68%, #2a2b27 68% 82%, transparent 82%),
    linear-gradient(180deg, #1d1e1a, #1d1e1a);
}
.plane--terrace::before {
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 40px,
      rgba(244, 244, 241, 0.05) 40px,
      rgba(244, 244, 241, 0.05) 41px
    );
}
.plane--terrace::after {
  background: linear-gradient(200deg, rgba(228, 229, 223, 0.14), transparent 50%);
}

@media (max-width: 860px) {
  .bleed .plane { min-height: 18rem; }
  .sheet .plane { min-height: 14rem; }
  .sheet-tall .plane { min-height: 22rem; }
}

/* Motion: hover and focus only, nothing loops */

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

/* Mobile */

@media (max-width: 860px) {
  .bar {
    flex-wrap: wrap;
    row-gap: 0.6rem;
    padding-top: 1rem;
  }
  .bar nav { order: 3; width: 100%; }
  .hero {
    grid-template-columns: 1fr;
    gap: 2.2rem;
    padding-top: 2.5rem;
    padding-right: 0;
  }
  .pitch { padding-right: 1.5rem; }
  .block {
    position: static;
    grid-auto-flow: row;
    grid-template-columns: 1fr 1fr;
    border-top: 0;
  }
  .block div {
    border-left: 0;
    border-top: 1px solid var(--graphite);
  }
  .block div:nth-child(odd) {
    border-right: 1px solid var(--graphite);
  }
  .sheet-tall .block { position: static; }
  .practice { padding-top: 4.5rem; }
  .fine { margin-left: 0; }
}