/* ==========================================================================
   Technofrigo project-page styling
   Built on top of solution-page.css (nav, .wrap, .btn, contact-cta).
   Adds project-detail layout: hero with photo, fact-sheet, body sections,
   tech-spec table, gallery, related projects.
   ========================================================================== */

/* ── Projects index ────────────────────────────────────────────────── */
.projects-hero {
  position: relative;
  background: var(--tf-darkgreen);
  color: var(--fg-inverse);
  padding: clamp(160px, 18vw, 240px) 0 clamp(48px, 6vw, 88px);
  overflow: hidden;
}
.projects-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(60% 50% at 80% 0%, rgba(155,204,158,0.18), transparent 70%),
    radial-gradient(40% 40% at 0% 100%, rgba(155,204,158,0.10), transparent 70%);
  pointer-events: none;
}
.projects-hero .wrap { position: relative; z-index: 2; }
.projects-hero .breadcrumb {
  font-family: var(--font-display); font-size: 12px; letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-inverse-3);
  margin-bottom: 28px;
  display: flex; gap: 12px; align-items: center;
}
.projects-hero .breadcrumb a { color: var(--tf-pale-green); text-decoration: none; }
.projects-hero .breadcrumb .sep { color: var(--fg-inverse-3); }
.projects-hero .breadcrumb .current { color: var(--fg-inverse); }
.projects-hero__eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-display);
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--tf-sage);
  margin-bottom: 24px;
}
.projects-hero__eyebrow::before {
  content: ''; width: 36px; height: 1px; background: var(--tf-sage);
}
.projects-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(40px, 6vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--fg-inverse);
  margin: 0 0 24px;
  max-width: 18ch;
  text-wrap: balance;
}
.projects-hero h1 .sage { color: var(--tf-sage); font-style: italic; font-weight: 600; }
.projects-hero__lede {
  font-size: clamp(15px, 1.1vw, 18px);
  line-height: 1.6;
  color: var(--fg-inverse-2);
  max-width: 64ch;
  margin: 0;
}

/* ── Index card grid ──────────────────────────────────────────────── */
.proj-index-section {
  background: var(--tf-cream);
  padding: clamp(64px, 8vw, 112px) 0;
}
.proj-index-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.proj-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex; flex-direction: column;
  text-decoration: none;
  color: var(--fg);
  transition: transform var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out),
              border-color var(--dur-base) var(--ease-out);
}
.proj-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--tf-forest);
}
.proj-card__img {
  aspect-ratio: 16 / 9;
  background-size: cover;
  background-position: center;
  background-color: var(--tf-darkgreen);
  position: relative;
  overflow: hidden;
}
.proj-card__img.placeholder {
  background-image:
    repeating-linear-gradient(45deg,
      rgba(155,204,158,0.10) 0,
      rgba(155,204,158,0.10) 14px,
      transparent 14px,
      transparent 28px),
    linear-gradient(135deg, var(--tf-forest), var(--tf-darkgreen));
  display: grid; place-items: center;
}
.proj-card__img.placeholder::after {
  content: attr(data-label);
  font-family: var(--font-mono), var(--font-display);
  font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--tf-sage);
  text-align: center;
  padding: 12px 18px;
  border: 1px dashed rgba(155,204,158,0.5);
  border-radius: var(--radius-sm);
  max-width: 60%;
  line-height: 1.5;
}
.proj-card__num {
  position: absolute;
  top: 14px; left: 14px;
  font-family: var(--font-mono), var(--font-display);
  font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--tf-sage);
  background: rgba(14,20,16,0.65);
  padding: 6px 10px;
  border-radius: var(--radius-xs);
  backdrop-filter: blur(8px);
}
.proj-card__body {
  padding: 28px;
  display: flex; flex-direction: column; gap: 14px;
  flex: 1;
}
.proj-card__meta {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.proj-card__meta .tag {
  font-family: var(--font-display);
  font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--tf-pale-green);
  color: var(--tf-darkgreen);
}
.proj-card__meta .tag.muted {
  background: var(--surface-muted);
  color: var(--fg-2);
}
.proj-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0;
}
.proj-card__desc {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--fg-2);
  margin: 0;
  flex: 1;
}
.proj-card__foot {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.proj-card__loc {
  font-family: var(--font-display);
  font-size: 12px; font-weight: 600;
  color: var(--fg-3);
  display: inline-flex; align-items: center; gap: 6px;
}
.proj-card__loc svg { width: 12px; height: 12px; opacity: 0.6; }
.proj-card__cta {
  font-family: var(--font-display);
  font-size: 12.5px; font-weight: 600;
  color: var(--tf-forest);
  display: inline-flex; align-items: center; gap: 6px;
}
.proj-card:hover .proj-card__cta { color: var(--tf-darkgreen); }

/* ── Detail-page hero ─────────────────────────────────────────────── */
.proj-detail-hero {
  position: relative;
  background: var(--tf-darkgreen);
  color: var(--fg-inverse);
  padding: clamp(160px, 18vw, 220px) 0 clamp(56px, 7vw, 96px);
  overflow: hidden;
}
.proj-detail-hero__bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.35;
  filter: saturate(0.85);
}
.proj-detail-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(14,20,16,0.7) 0%, rgba(14,20,16,0.9) 100%);
  pointer-events: none;
}
.proj-detail-hero .wrap { position: relative; z-index: 2; }
.proj-detail-hero .breadcrumb {
  font-family: var(--font-display); font-size: 12px; letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-inverse-3);
  margin-bottom: 28px;
  display: flex; gap: 12px; align-items: center; flex-wrap: wrap;
}
.proj-detail-hero .breadcrumb a { color: var(--tf-pale-green); text-decoration: none; }
.proj-detail-hero .breadcrumb .sep { color: var(--fg-inverse-3); }
.proj-detail-hero .breadcrumb .current { color: var(--fg-inverse); }

.proj-detail-hero__num {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-display);
  font-size: 11px; font-weight: 700;
  color: var(--tf-sage);
  letter-spacing: 0.16em; text-transform: uppercase;
  margin-bottom: 24px;
}
.proj-detail-hero__num::before {
  content: ''; width: 36px; height: 1px; background: var(--tf-sage);
}
.proj-detail-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(40px, 5.5vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--fg-inverse);
  margin: 0 0 28px;
  max-width: 22ch;
  text-wrap: balance;
}
.proj-detail-hero h1 .sage { color: var(--tf-sage); font-style: italic; font-weight: 600; }
.proj-detail-hero__factsheet {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  padding-top: 32px;
  margin-top: 8px;
  border-top: 1px solid rgba(255,255,255,0.18);
}
.proj-detail-hero__factsheet div { display: flex; flex-direction: column; gap: 6px; }
.proj-detail-hero__factsheet .k {
  font-family: var(--font-display);
  font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--fg-inverse-3);
}
.proj-detail-hero__factsheet .v {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  color: var(--fg-inverse);
  line-height: 1.3;
}

/* ── Body sections ────────────────────────────────────────────────── */
.proj-body { padding: clamp(64px, 8vw, 112px) 0; }
.proj-body.surface { background: var(--surface); }
.proj-body.cream { background: var(--tf-cream); }

.proj-body-grid {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr;
  gap: clamp(40px, 5vw, 80px);
  align-items: start;
}
.proj-body-grid .lhs .eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--fg-3); margin-bottom: 12px;
}
.proj-body-grid .lhs .eyebrow::before {
  content: ''; width: 28px; height: 1px; background: var(--accent);
}
.proj-body-grid .lhs h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 3vw, 42px);
  letter-spacing: -0.02em; line-height: 1.05;
  margin: 0;
  text-wrap: balance;
}
.proj-body-grid .lhs h2 .sage { color: var(--tf-forest); font-style: italic; font-weight: 600; }
.proj-body-grid .rhs p {
  font-size: 16px; line-height: 1.7;
  color: var(--fg-2);
  margin: 0 0 20px;
  max-width: 64ch;
}
.proj-body-grid .rhs h3 {
  font-family: var(--font-display);
  font-weight: 700; font-size: 19px;
  margin: 28px 0 12px;
  letter-spacing: -0.005em;
}
.proj-body-grid .rhs h4 {
  font-family: var(--font-display);
  font-weight: 600; font-size: 15px;
  margin: 20px 0 8px;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--fg-3);
}
.proj-body-grid .rhs ul {
  list-style: none; padding: 0; margin: 0 0 20px;
  display: flex; flex-direction: column; gap: 10px;
}
.proj-body-grid .rhs ul li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--fg-2);
}
.proj-body-grid .rhs ul li::before {
  content: ''; position: absolute;
  left: 0; top: 11px;
  width: 12px; height: 1px;
  background: var(--tf-forest);
}
.proj-body-grid .rhs ul li strong {
  color: var(--fg); font-weight: 600;
}

/* ── Tech spec table ──────────────────────────────────────────────── */
.proj-specs {
  background: var(--tf-darkgreen);
  color: var(--fg-inverse);
  padding: clamp(64px, 8vw, 112px) 0;
}
.proj-specs .section-head h2 { color: var(--fg-inverse); }
.proj-specs .section-head h2 .sage { color: var(--tf-sage); }
.proj-specs .section-head .eyebrow { color: var(--tf-sage); }
.proj-specs .section-head .eyebrow::before { background: var(--tf-sage); }
.proj-specs .section-head .rhs { color: var(--fg-inverse-2); }

.specs-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.10);
}
.specs-table .row {
  background: var(--tf-darkgreen);
  padding: 22px 28px;
  display: flex; flex-direction: column; gap: 6px;
}
.specs-table .row .k {
  font-family: var(--font-display);
  font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--tf-sage);
}
.specs-table .row .v {
  font-family: var(--font-display);
  font-weight: 600; font-size: 17px;
  line-height: 1.35;
  color: var(--fg-inverse);
}
.specs-table .row .v ul {
  list-style: none; padding: 0; margin: 4px 0 0;
  font-weight: 400;
  font-size: 14.5px;
  color: var(--fg-inverse-2);
}
.specs-table .row .v ul li { padding-left: 14px; position: relative; line-height: 1.5; }
.specs-table .row .v ul li::before {
  content: ''; position: absolute;
  left: 0; top: 10px; width: 8px; height: 1px;
  background: var(--tf-sage);
}

/* ── Gallery ─────────────────────────────────────────────────────── */
.proj-gallery {
  padding: clamp(64px, 8vw, 112px) 0;
  background: var(--surface);
}
.proj-gallery .gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.proj-gallery .gallery-grid.single { grid-template-columns: 1fr; }
.proj-gallery img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  display: block;
}

/* ── Impact list ─────────────────────────────────────────────────── */
.proj-impact {
  background: var(--tf-cream);
  padding: clamp(64px, 8vw, 112px) 0;
}
.proj-impact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.proj-impact-cell {
  background: white;
  padding: 28px;
  display: flex; flex-direction: column; gap: 10px;
}
.proj-impact-cell .n {
  font-family: var(--font-mono), var(--font-display);
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--tf-forest);
}
.proj-impact-cell .t {
  font-family: var(--font-display); font-weight: 600; font-size: 16px;
  line-height: 1.3;
  color: var(--fg);
}
.proj-impact-cell .d {
  font-size: 13.5px; line-height: 1.55; color: var(--fg-3); margin: 0;
}

/* ── Related projects ────────────────────────────────────────────── */
.related-projects { padding: clamp(48px, 6vw, 88px) 0; background: white; }
.related-projects h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(22px, 2.4vw, 28px); letter-spacing: -0.01em;
  margin: 0 0 28px;
}
.related-projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.related-projects-grid .pr {
  text-decoration: none; color: var(--fg);
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex; flex-direction: column; gap: 8px;
  transition: border-color var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out);
}
.related-projects-grid .pr:hover {
  border-color: var(--tf-forest);
  background: var(--surface-muted);
}
.related-projects-grid .pr .num {
  font-family: var(--font-mono), var(--font-display);
  font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--fg-3);
}
.related-projects-grid .pr .ttl {
  font-family: var(--font-display);
  font-weight: 600; font-size: 15.5px; line-height: 1.3;
}
.related-projects-grid .pr .meta {
  font-size: 12.5px; color: var(--fg-3);
  font-family: var(--font-display);
}

@media (max-width: 1024px) {
  .proj-body-grid { grid-template-columns: 1fr; gap: 24px; }
  .proj-detail-hero__factsheet { grid-template-columns: repeat(2, 1fr); }
  .specs-table { grid-template-columns: 1fr; }
  .proj-gallery .gallery-grid { grid-template-columns: 1fr; }
  .proj-index-grid { grid-template-columns: 1fr; }
  .proj-impact-grid { grid-template-columns: 1fr; }
  .related-projects-grid { grid-template-columns: 1fr; }
}