/* ══════════════════════════════════════════════════════
   BARNHOUSE — DESIGN SYSTEM
   Sistema replicable para portfolio de arquitectura
   ══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;1,300;1,400&family=Inter:wght@300;400&display=swap');

/* ── TOKENS ───────────────────────────────────────────── */
:root {
  --bg:       #0c0c0b;
  --bg-alt:   #101010;
  --ink:      #f2ece3;
  --ink-60:   rgba(242,236,227,0.60);
  --ink-45:   rgba(242,236,227,0.45);
  --ink-30:   rgba(242,236,227,0.30);
  --ink-12:   rgba(242,236,227,0.12);
  --ink-07:   rgba(242,236,227,0.07);
  --serif:    'Cormorant Garamond', Georgia, serif;
  --sans:     'Inter', system-ui, sans-serif;
  --pad:      56px;
}

/* ── RESET ────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html  { scroll-behavior: smooth; }
body  { background: var(--bg); color: var(--ink); font-family: var(--sans); font-weight: 300; overflow-x: hidden; }
img   { display: block; max-width: 100%; }
a     { color: inherit; text-decoration: none; }

/* ── TIPOGRAFÍA ───────────────────────────────────────── */
.t-label {
  font-size: 9.5px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  opacity: 0.30;
  display: block;
}
.t-display {
  font-family: var(--serif);
  font-weight: 300;
  color: #f5f0e8;
}
.t-body {
  font-size: 13.5px;
  line-height: 1.92;
  color: var(--ink);
  opacity: 0.48;
}
.t-quote {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(24px, 2.8vw, 40px);
  line-height: 1.38;
  color: #f0ebe2;
}

/* ── NAV ──────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 34px var(--pad);
  pointer-events: none;
}
.nav * { pointer-events: all; }
.nav-logo {
  font-size: 11.5px;
  letter-spacing: 0.30em;
  text-transform: uppercase;
  opacity: 0.90;
}
.nav-links { display: flex; gap: 40px; list-style: none; }
.nav-links a {
  font-size: 10px;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  opacity: 0.52;
  transition: opacity 0.3s;
}
.nav-links a:hover,
.nav-links a.active { opacity: 1; }

/* ── CTA ──────────────────────────────────────────────── */
.cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 9.5px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  opacity: 0.55;
  transition: opacity 0.3s;
  cursor: pointer;
}
.cta:hover { opacity: 1; }
.cta-bar { width: 30px; height: 1px; background: currentColor; transition: width 0.35s ease; }
.cta:hover .cta-bar { width: 52px; }

/* ── DIVISOR ──────────────────────────────────────────── */
.div { border: none; border-top: 1px solid var(--ink-07); margin: 0 var(--pad); }

/* ══════════════════════════════════════════════════════
   HERO PROJECT
   ══════════════════════════════════════════════════════ */
.hero-project {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}
.hero-project .bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  will-change: transform;
}
.hero-project .overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(to bottom, rgba(12,12,11,0.50) 0%, rgba(12,12,11,0.0) 28%),
    linear-gradient(to top,    rgba(12,12,11,0.88) 0%, rgba(12,12,11,0.0) 52%),
    linear-gradient(to right,  rgba(12,12,11,0.30) 0%, rgba(12,12,11,0.0) 40%);
}
.hero-project .content {
  position: absolute;
  left: var(--pad); right: var(--pad); bottom: 60px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.hero-title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(50px, 7.5vw, 104px);
  line-height: 0.97;
  letter-spacing: -0.018em;
  color: #f5f0e8;
}
.hero-title em { font-style: italic; }
.hero-meta {
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding-bottom: 4px;
}
.hero-meta span {
  font-size: 9.5px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  opacity: 0.38;
}

/* ══════════════════════════════════════════════════════
   SECCIONES
   ══════════════════════════════════════════════════════ */
.section     { padding: 96px var(--pad); }
.section-lg  { padding: 120px var(--pad); }
.section-sm  { padding: 64px var(--pad); }
.bg-alt      { background: var(--bg-alt); }

/* ── BRIEF ────────────────────────────────────────────── */
.brief {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 88px;
  align-items: start;
}
.brief-meta { display: flex; flex-direction: column; gap: 28px; }
.brief-item .t-label  { margin-bottom: 7px; }
.brief-item .val      { font-size: 13px; line-height: 1.65; opacity: 0.62; }
.brief-narrative {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(20px, 2.3vw, 30px);
  line-height: 1.55;
  color: #f0ebe2;
}
.brief-narrative p + p { margin-top: 28px; }
.brief-narrative em    { font-style: italic; }

/* ── STAGE HEADER ─────────────────────────────────────── */
.stage-header {
  display: flex;
  align-items: baseline;
  gap: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--ink-07);
  margin-bottom: 52px;
}
.stage-num   { font-size: 10px; letter-spacing: 0.16em; opacity: 0.20; }
.stage-title { font-size: 9.5px; letter-spacing: 0.28em; text-transform: uppercase; opacity: 0.35; }

/* ══════════════════════════════════════════════════════
   LAYOUTS DE IMAGEN
   ══════════════════════════════════════════════════════ */

/* Contenedores de imagen */
.img-panel { overflow: hidden; }
.img-panel img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.82) saturate(0.88);
  transition: transform 0.9s cubic-bezier(0.25,0.46,0.45,0.94), filter 0.9s ease;
}
.img-panel:hover img { transform: scale(1.05); filter: brightness(0.94) saturate(1.0); }

/* Alturas fijas */
.h-screen { height: 100vh; }
.h-80     { height: 80vh;  }
.h-70     { height: 70vh;  }
.h-60     { height: 60vh;  }
.h-50     { height: 50vh;  }
.h-45     { height: 45vh;  }
.h-40     { height: 40vh;  }

/* Grids de imágenes — todos con gap de 3px */
.img-full  { width: 100%; }
.img-full .img-panel { width: 100%; }

.img-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
}
.img-pair-asym {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: 3px;
}
.img-trio {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 3px;
}
.img-trio-equal {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 3px;
}

/* ── NARRATIVE (imagen + texto) ───────────────────────── */
.narrative {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.narrative.rev { grid-template-columns: 1fr 1fr; }
.narrative.rev .img-panel { order: 2; }
.narrative.rev .narrative-text { order: 1; }
.narrative-text { display: flex; flex-direction: column; gap: 22px; }
.narrative-text .t-label { margin-bottom: 4px; }

/* ── CAPTION ──────────────────────────────────────────── */
.caption {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 14px;
  padding: 0 2px;
}
.caption .note {
  font-size: 11px;
  line-height: 1.7;
  opacity: 0.36;
  max-width: 340px;
  text-align: right;
}

/* ── DETAIL STRIP (3 imágenes verticales) ─────────────── */
.detail-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
}
.detail-card { position: relative; overflow: hidden; cursor: pointer; }
.detail-card img { width: 100%; aspect-ratio: 3/4; object-fit: cover; display: block; filter: brightness(0.78) saturate(0.85); transition: transform 0.8s ease, filter 0.8s ease; }
.detail-card:hover img { transform: scale(1.07); filter: brightness(0.94) saturate(1.0); }
.detail-card-label { position: absolute; bottom: 18px; left: 18px; font-size: 9px; letter-spacing: 0.22em; text-transform: uppercase; opacity: 0.50; }

/* ── QUOTE SECTION ────────────────────────────────────── */
.quote-section {
  padding: 96px var(--pad);
  background: var(--bg-alt);
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 80px;
  align-items: center;
}
.quote-line { width: 1px; height: 80px; background: var(--ink); opacity: 0.15; }

/* ══════════════════════════════════════════════════════
   PROCESO — TIMELINE
   ══════════════════════════════════════════════════════ */
.timeline {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 3px;
}
.timeline-card { position: relative; overflow: hidden; }
.timeline-card img { width: 100%; aspect-ratio: 3/4; object-fit: cover; display: block; filter: brightness(0.72) saturate(0.80); transition: filter 0.6s; }
.timeline-card:hover img { filter: brightness(0.90) saturate(0.95); }
.timeline-info {
  padding: 18px 0 0;
}
.timeline-step  { font-size: 9px; letter-spacing: 0.24em; text-transform: uppercase; opacity: 0.28; margin-bottom: 6px; }
.timeline-label { font-size: 12px; letter-spacing: 0.06em; opacity: 0.55; }

/* ══════════════════════════════════════════════════════
   NEXT PROJECT
   ══════════════════════════════════════════════════════ */
.next-project {
  display: block;
  position: relative;
  height: 62vh;
  overflow: hidden;
  cursor: pointer;
}
.next-project .bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.45) saturate(0.75);
  transition: transform 0.9s ease, filter 0.9s ease;
}
.next-project:hover .bg { transform: scale(1.05); filter: brightness(0.65) saturate(0.88); }
.next-project .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(12,12,11,0.60) 0%, rgba(12,12,11,0) 50%);
}
.next-project .text {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  justify-content: center; align-items: center;
  gap: 14px;
}
.next-label { font-size: 9.5px; letter-spacing: 0.30em; text-transform: uppercase; opacity: 0.44; }
.next-title  { font-family: var(--serif); font-weight: 300; font-size: clamp(38px, 5.5vw, 72px); color: #f5f0e8; text-align: center; }

/* ══════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════ */
.footer {
  padding: 44px var(--pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--ink-07);
}
.footer-logo { font-size: 11px; letter-spacing: 0.30em; text-transform: uppercase; opacity: 0.28; }
.footer-loc  { font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase; opacity: 0.18; }

/* ══════════════════════════════════════════════════════
   PROYECTOS INDEX
   ══════════════════════════════════════════════════════ */
.page-header {
  padding: 180px var(--pad) 64px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-bottom: 1px solid var(--ink-07);
}
.page-title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(52px, 7vw, 96px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: #f5f0e8;
}
.page-count { font-size: 10px; letter-spacing: 0.22em; opacity: 0.28; padding-bottom: 6px; }

.projects-list { display: flex; flex-direction: column; }
.project-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  border-top: 1px solid var(--ink-07);
  min-height: 70vh;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.4s;
}
.project-row:last-child { border-bottom: 1px solid var(--ink-07); }
.project-row:hover { background: rgba(242,236,227,0.01); }
.project-row.rev { grid-template-columns: 1fr 1.4fr; }
.project-row.rev .project-row-img { order: 2; }
.project-row.rev .project-row-info { order: 1; }

.project-row-img { overflow: hidden; position: relative; }
.project-row-img img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  filter: brightness(0.78) saturate(0.85);
  transition: transform 1.0s cubic-bezier(0.25,0.46,0.45,0.94), filter 1.0s ease;
}
.project-row:hover .project-row-img img { transform: scale(1.06); filter: brightness(0.92) saturate(1.0); }

.project-row-info {
  padding: 56px 52px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.pr-num        { font-size: 10px; letter-spacing: 0.18em; opacity: 0.18; margin-bottom: 28px; }
.pr-name       { font-family: var(--serif); font-weight: 300; font-size: clamp(32px, 3.2vw, 50px); line-height: 1.08; color: #f2ece3; margin-bottom: 18px; }
.pr-name em    { font-style: italic; }
.pr-tags       { display: flex; flex-direction: column; gap: 5px; margin-bottom: 32px; }
.pr-tag        { font-size: 9.5px; letter-spacing: 0.24em; text-transform: uppercase; opacity: 0.32; }
.pr-excerpt    { font-size: 13px; line-height: 1.88; opacity: 0.42; max-width: 330px; margin-bottom: 40px; }

/* ── Parallax JS hook ─────────────────────────────────── */
.parallax { will-change: transform; }