/* ============================================================
   PROJETO (detail) · Milano Engenharia
   Page-specific styles. Shared header/footer/eyebrow live
   in css/shared.css.
   ============================================================ */

/* TODO marker used in copy that's pending client confirmation */
.todo {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.85em;
  color: var(--signal-600);
  background: var(--signal-100);
  padding: 0 6px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ============================================================
   1 · PROJECT HERO
   ============================================================ */
.project-hero {
  position: relative;
  color: var(--ink-0);
  overflow: hidden;
  isolation: isolate;
  min-height: clamp(680px, 92vh, 880px);
  display: flex;
  flex-direction: column;
  padding: clamp(180px, 24vh, 240px) 0 clamp(56px, 8vh, 88px);
  background: var(--ink-900);
}
.project-hero-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  opacity: 0.85;
  filter: saturate(0.85) contrast(1.06);
}
.project-hero-veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(to bottom,
      rgba(6, 11, 22, 0.78) 0%,
      rgba(6, 11, 22, 0.45) 22%,
      rgba(10, 22, 40, 0.55) 55%,
      rgba(10, 22, 40, 0.85) 82%,
      rgba(10, 22, 40, 0.97) 100%);
  pointer-events: none;
}
.project-hero-inner {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: var(--sp-6);
  width: 100%;
}

.project-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-3);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-200);
}
.project-breadcrumb a {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--ink-200);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(10, 22, 40, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.project-breadcrumb a:hover {
  color: var(--ink-0);
  border-color: var(--signal-500);
}
.crumb-sep { color: var(--ink-500); }
.crumb-current {
  color: var(--ink-0);
  border-bottom: 1px solid var(--signal-500);
  padding-bottom: 2px;
}

.project-hero-meta {
  max-width: 900px;
}
.project-hero-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-0);
  background: var(--signal-500);
  padding: 6px 12px;
  margin-bottom: var(--sp-5);
}
.project-hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 5.6vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin: 0 0 var(--sp-4);
  color: var(--ink-0);
  text-wrap: balance;
  text-transform: none;
}
.project-hero-sub {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-200);
  margin: 0;
}
.project-hero-sub svg { color: var(--signal-500); }

/* ============================================================
   2 · DETAIL · 2-col grid
   ============================================================ */
.project-detail {
  background: var(--bg-canvas);
  padding: clamp(80px, 12vh, 128px) 0;
}
.project-detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
}
@media (max-width: 960px) {
  .project-detail-grid { grid-template-columns: 1fr; }
}

/* ——— LEFT: content ——— */
.project-content { min-width: 0; }
.project-h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 3.6vw, 48px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 var(--sp-8);
  color: var(--text-primary);
  text-wrap: balance;
  text-transform: none;
}
.project-lead {
  font-size: clamp(17px, 1.3vw, 19px);
  line-height: 1.65;
  color: var(--text-primary);
  margin: 0 0 var(--sp-5);
  max-width: 64ch;
  text-wrap: pretty;
}
.project-body {
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0 0 var(--sp-12);
  max-width: 64ch;
  text-wrap: pretty;
}

/* ——— gallery ——— */
.project-gallery {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--sp-10);
  margin-bottom: var(--sp-12);
}
.gallery-head {
  margin-bottom: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.gallery-head .eyebrow { margin-bottom: 0; }
.gallery-h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--text-primary);
  text-transform: none;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
}
@media (max-width: 600px) {
  .gallery-grid { grid-template-columns: 1fr; }
}
.gallery-item {
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  transition: border-color var(--dur-base) var(--ease-out),
              transform var(--dur-base) var(--ease-out);
  text-decoration: none;
}
.gallery-item:hover {
  border-color: var(--ink-700);
  transform: translateY(-2px);
}
.gallery-placeholder {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  background:
    linear-gradient(135deg, var(--ink-100) 0%, var(--ink-200) 100%);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.gallery-placeholder::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--ink-300) 1px, transparent 1px),
    linear-gradient(90deg, var(--ink-300) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.3;
  pointer-events: none;
}
.gallery-placeholder > * { position: relative; }

/* ——— prev/next pager ——— */
.project-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
}
@media (max-width: 540px) {
  .project-pager { grid-template-columns: 1fr; }
}
.pager-link {
  background: var(--bg-surface);
  padding: var(--sp-5) var(--sp-10);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  min-height: 92px;
  justify-content: center;
  transition: background var(--dur-base) var(--ease-out),
              color var(--dur-base) var(--ease-out);
}
.pager-link:hover {
  background: var(--ink-900);
  color: var(--ink-0);
}
.pager-next { text-align: right; }
.pager-key {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.pager-next .pager-key { justify-content: flex-end; }
.pager-link:hover .pager-key { color: var(--signal-400); }
.pager-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: inherit;
}

/* ——— RIGHT: sidebar ——— */
.project-sidebar {
  position: sticky;
  top: 120px;
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
  align-self: start;
}
@media (max-width: 960px) {
  .project-sidebar { position: static; }
}

.spec-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: var(--sp-8);
}
.spec-card-head {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
  padding-bottom: var(--sp-5);
  border-bottom: 1px solid var(--border-subtle);
}
.spec-card-head .eyebrow { margin-bottom: 0; }
.spec-card-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.2;
  margin: 0;
  color: var(--text-primary);
  text-transform: none;
  letter-spacing: -0.01em;
}

.spec-list {
  margin: 0;
  display: flex;
  flex-direction: column;
}
.spec-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: var(--sp-5) 0;
  border-bottom: 1px solid var(--border-subtle);
}
.spec-row:first-child { padding-top: 0; }
.spec-row:last-child { border-bottom: 0; padding-bottom: 0; }
.spec-row dt {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0;
}
.spec-row dd {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.45;
  color: var(--text-primary);
  margin: 0;
}

.spec-cta {
  background: var(--ink-900);
  color: var(--ink-0);
  padding: var(--sp-8);
  position: relative;
  overflow: hidden;
}
.spec-cta::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--ink-800) 1px, transparent 1px),
    linear-gradient(90deg, var(--ink-800) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.4;
  mask-image: radial-gradient(ellipse at 100% 0%, black 0%, transparent 60%);
  -webkit-mask-image: radial-gradient(ellipse at 100% 0%, black 0%, transparent 60%);
  pointer-events: none;
}
.spec-cta > * { position: relative; }
.spec-cta-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0 0 var(--sp-3);
  color: var(--ink-0);
  text-transform: none;
}
.spec-cta-desc {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-200);
  margin: 0 0 var(--sp-5);
}
.spec-cta-btn {
  width: 100%;
  justify-content: center;
  margin-bottom: var(--sp-3);
}
.spec-cta-alt {
  display: inline-flex;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-300);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-700);
  padding-bottom: 4px;
  transition: color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.spec-cta-alt:hover {
  color: var(--signal-400);
  border-color: var(--signal-400);
}

/* ============================================================
   3 · RELATED PROJECTS
   ============================================================ */
.related-section {
  background: var(--ink-100);
  padding: clamp(72px, 11vh, 120px) 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}
.related-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal-500);
  text-decoration: none;
  align-self: end;
  transition: color var(--dur-fast) var(--ease-out);
}
.related-link > span {
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}
.related-link:hover { color: var(--signal-400); }

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}
@media (max-width: 960px) { .related-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .related-grid { grid-template-columns: 1fr; } }

/* ——— project-card (rebuilt locally, same as portfolio) ——— */
.project-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  transition: border-color var(--dur-base) var(--ease-out),
              transform var(--dur-base) var(--ease-out);
}
.project-card:hover {
  border-color: var(--ink-700);
  transform: translateY(-2px);
}
.project-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--ink-100);
}
.project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
  filter: saturate(0.9);
}
.project-card:hover .project-media img { transform: scale(1.06); }
.project-hover {
  position: absolute;
  inset: 0;
  background: rgba(6, 11, 22, 0.55);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out);
  color: var(--ink-0);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.project-card:hover .project-hover { opacity: 1; }
.project-body {
  padding: var(--sp-5) var(--sp-5) var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.project-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--signal-600);
  margin-bottom: var(--sp-1);
}
.project-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin: 0;
  text-transform: none;
}
.project-city {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}