/* =========================================================
   TS FABRICATION — Design System
   Industrial / technical B2B aesthetic for AV & LED integrators
   ========================================================= */

:root {
  --bg: #0b0d10;
  --bg-alt: #101318;
  --surface: #161a20;
  --surface-2: #1c2129;
  --border: #262c35;
  --border-strong: #343c47;
  --text: #eceef1;
  --text-muted: #9aa4b0;
  --text-faint: #616b77;
  --accent: #ff5a1f;
  --accent-dim: #b8431b;
  --accent-tint: rgba(255, 90, 31, 0.12);
  --steel: #6f8faf;
  --ok: #4ade80;
  --radius: 2px;
  --container: 1240px;
  --font-head: 'Space Grotesk', 'Inter', -apple-system, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 48px 48px;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 4.4vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); }
h3 { font-size: 1.3rem; }

p.lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 62ch;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--accent);
}

/* ---------- Placeholder content markers ---------- */
.placeholder {
  outline: 1px dashed var(--accent-dim);
  outline-offset: 4px;
  background: var(--accent-tint);
  position: relative;
}
.placeholder-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(255, 90, 31, 0.14);
  border: 1px solid var(--accent-dim);
  padding: 2px 8px;
  border-radius: var(--radius);
  margin-bottom: 8px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 14px 26px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #0b0d10;
  font-weight: 700;
}
.btn-primary:hover { background: #ff7440; }
.btn-outline {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-block { width: 100%; justify-content: center; }

/* ---------- Maintenance banner ---------- */
.maintenance-banner {
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
  padding: 10px 16px;
}

/* ---------- Header / Nav ---------- */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 13, 16, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.logo {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.logo .mark {
  color: var(--accent);
}
.logo small {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-faint);
  letter-spacing: 0.14em;
  font-weight: 500;
}
nav.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}
nav.main-nav a {
  font-size: 0.92rem;
  color: var(--text-muted);
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--text);
  border-color: var(--accent);
}
.nav-cta { display: flex; align-items: center; gap: 20px; }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 8px 10px;
  font-family: var(--font-mono);
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  padding: 96px 0 80px;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items: center;
}
.hero h1 { margin-bottom: 22px; }
.hero h1 .accent { color: var(--accent); }
.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 34px;
  flex-wrap: wrap;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 56px;
  border-top: 1px solid var(--border);
  padding-top: 28px;
}
.hero-stats .stat { border-left: 1px solid var(--border); padding-left: 20px; }
.hero-stats .stat:first-child { border-left: none; padding-left: 0; }
.stat .num {
  font-family: var(--font-mono);
  font-size: 1.9rem;
  color: var(--text);
  font-weight: 600;
}
.stat .label {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 4px;
}
.hero-visual {
  aspect-ratio: 4/5;
  background:
    repeating-linear-gradient(135deg, rgba(255,90,31,0.06) 0 2px, transparent 2px 14px),
    linear-gradient(160deg, var(--surface), var(--bg-alt));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px;
  overflow: hidden;
}
.hero-visual.has-image { padding: 0; }
.hero-visual img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------- Sections ---------- */
section { padding: 88px 0; }
section.tight { padding: 64px 0; }
section.alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { max-width: 720px; margin-bottom: 52px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- Split / path cards (Home) ---------- */
.path-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.path-card {
  border: 1px solid var(--border-strong);
  background: var(--surface);
  padding: 40px;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.path-card.primary { border-color: var(--accent-dim); background: linear-gradient(160deg, var(--surface-2), var(--surface)); }
.path-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.path-card h3 { margin-bottom: 14px; }
.path-card p { color: var(--text-muted); margin-bottom: 24px; flex-grow: 1; }
.path-card .tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}

/* ---------- Feature grid ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.feature-item {
  background: var(--bg);
  padding: 36px;
}
.feature-item .idx {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.85rem;
  margin-bottom: 16px;
  display: block;
}
.feature-item h3 { font-size: 1.1rem; margin-bottom: 10px; }
.feature-item p { color: var(--text-muted); font-size: 0.94rem; }

/* ---------- Process steps ---------- */
.process-list { border-top: 1px solid var(--border); }
.process-step {
  display: grid;
  grid-template-columns: 90px 1fr 1.3fr;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.process-step .step-num {
  font-family: var(--font-mono);
  color: var(--text-faint);
  font-size: 0.85rem;
}
.process-step h4 { font-size: 1.05rem; margin-bottom: 4px; }
.process-step p { color: var(--text-muted); font-size: 0.94rem; }

/* ---------- Spec table ---------- */
.spec-table { width: 100%; border-collapse: collapse; border: 1px solid var(--border); }
.spec-table th, .spec-table td {
  text-align: left;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}
.spec-table th {
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  background: var(--surface);
}
.spec-table td:first-child { color: var(--text-muted); width: 34%; }
.spec-table tr:last-child td { border-bottom: none; }

/* ---------- Cards (services / projects) ---------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card-grid.two { grid-template-columns: repeat(2, 1fr); }
.card {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.card-media {
  aspect-ratio: 16/10;
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,0.025) 0 2px, transparent 2px 12px),
    var(--bg-alt);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.card-media img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------- Tab-panel supporting photos ---------- */
.tab-photo {
  width: 100%;
  aspect-ratio: 21/9;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  display: block;
  margin-bottom: 48px;
}
.photo-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 48px;
}
.photo-row figure { margin: 0; }
.photo-row img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  display: block;
}
.photo-row figcaption {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-top: 10px;
}
@media (max-width: 800px) {
  .photo-row { grid-template-columns: 1fr; }
}
.card-body { padding: 26px; flex-grow: 1; display: flex; flex-direction: column; }
.card-body h3 { margin-bottom: 10px; }
.card-body p { color: var(--text-muted); font-size: 0.94rem; flex-grow: 1; }
.card-meta {
  display: flex;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ---------- Testimonial / quote ---------- */
.quote-block {
  border-left: 3px solid var(--accent);
  padding: 8px 0 8px 32px;
}
.quote-block p { font-size: 1.25rem; font-family: var(--font-head); font-weight: 500; margin-bottom: 18px; }
.quote-block .attr { color: var(--text-muted); font-size: 0.9rem; font-family: var(--font-mono); }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--surface-2), var(--bg-alt));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.cta-band h2 { font-size: 1.8rem; margin-bottom: 10px; }
.cta-band p { color: var(--text-muted); }
.cta-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.field.full { grid-column: 1 / -1; }
.field label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}
.field input, .field select, .field textarea {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 13px 14px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border-radius: var(--radius);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 0.82rem; color: var(--text-faint); margin-top: 14px; }

/* ---------- Tabbed section (LED Fabrication / Install) ---------- */
.tab-strip {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 52px;
}
.tab-btn {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 16px 4px;
  margin-right: 36px;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--accent); border-color: var(--accent); }
.tab-btn .n {
  display: inline-block;
  font-size: 0.72rem;
  color: var(--text-faint);
  margin-right: 8px;
}
.tab-btn.active .n { color: var(--accent-dim); }
.tab-panel { display: none; }
.tab-panel.active { display: block; animation: tab-fade 0.2s ease; }
@keyframes tab-fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
.tab-panel .section-head { margin-bottom: 40px; }

/* ---------- Info strip ---------- */
.info-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.info-strip .info-item { border-top: 2px solid var(--accent); padding-top: 18px; }
.info-item .k { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; color: var(--text-faint); letter-spacing: 0.08em; margin-bottom: 8px; }
.info-item .v { font-size: 1rem; color: var(--text); }

/* ---------- Footer ---------- */
footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
  background: var(--bg-alt);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-grid h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  margin-bottom: 18px;
}
.footer-grid ul li { margin-bottom: 10px; }
.footer-grid ul li a { color: var(--text-muted); font-size: 0.92rem; }
.footer-grid ul li a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-faint);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom .links { display: flex; gap: 22px; }
.footer-bottom .links a:hover { color: var(--accent); }

/* ---------- Breadcrumb / page header ---------- */
.page-header {
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--border);
}
.page-header .eyebrow { margin-bottom: 18px; }

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0; }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { aspect-ratio: 16/9; order: -1; }
  .path-grid, .card-grid, .card-grid.two { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .info-strip { grid-template-columns: 1fr; }
  .process-step { grid-template-columns: 1fr; gap: 8px; }
  .hero-stats { grid-template-columns: 1fr; gap: 20px; }
  .hero-stats .stat { border-left: none; padding-left: 0; border-top: 1px solid var(--border); padding-top: 16px; }
  .hero-stats .stat:first-child { border-top: none; padding-top: 0; }
}

@media (max-width: 800px) {
  nav.main-nav { display: none; position: absolute; top: 76px; left: 0; right: 0; background: var(--bg); border-bottom: 1px solid var(--border); flex-direction: column; align-items: flex-start; padding: 20px 32px; gap: 18px; }
  nav.main-nav.open { display: flex; }
  .nav-toggle { display: block; }
  .nav-cta .btn-outline { display: none; }
  .cta-band { flex-direction: column; align-items: flex-start; }
}