/* ==========================================================================
   The Welding Co. - landing page styles
   Theme: industrial black + steel, with an ember-orange accent
   ========================================================================== */

:root {
  --bg: #0d0d0d;
  --bg-2: #151515;
  --bg-3: #1d1d1d;
  --panel: #181818;
  --ink: #f4f1ec;
  --ink-dim: #b9b4ab;
  --ink-mute: #86817a;
  --line: #2a2a2a;
  --accent: #e05a00;       /* ember / forge orange */
  --accent-2: #ffb347;     /* spark */
  --danger: #c0392b;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow-1: 0 4px 16px rgba(0,0,0,.35);
  --shadow-2: 0 12px 36px rgba(0,0,0,.45);
  --container: 1180px;

  --font-display: 'Oswald', 'Impact', 'Arial Narrow Bold', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

/* ---------- reset / base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-2); text-decoration: none; }
a:hover { color: #fff; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: .01em;
  margin: 0 0 .5em;
  text-transform: uppercase;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.8rem); }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); }
h3 { font-size: 1.25rem; letter-spacing: .04em; }
p  { margin: 0 0 1em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 20px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: #fff; padding: 8px 14px;
  z-index: 999;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  letter-spacing: .08em;
  font-weight: 600;
  text-transform: uppercase;
  font-size: .95rem;
  padding: 14px 22px;
  border: 2px solid transparent;
  border-radius: var(--radius);
  transition: transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
  cursor: pointer;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: #ff6a10;
  border-color: #ff6a10;
  color: #fff;
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: rgba(255,255,255,.3);
}
.btn-ghost:hover {
  border-color: var(--ink);
  color: #fff;
}

/* ---------- eyebrow / section head ---------- */
.eyebrow {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .22em;
  font-size: .8rem;
  color: var(--accent-2);
  margin: 0 0 .8em;
}
.section { padding: clamp(60px, 8vw, 110px) 0; }
.section-head { max-width: 780px; margin: 0 auto 48px; text-align: center; }
.section-sub { color: var(--ink-dim); font-size: 1.05rem; }
.accent { color: var(--accent-2); }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13,13,13,.92);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: 14px;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  color: var(--ink);
}
.brand img {
  width: 52px; height: 52px; object-fit: contain;
  background: #fff; border-radius: 50%; padding: 0;
  box-shadow: 0 0 0 2px var(--accent);
}
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-top { font-family: var(--font-display); font-size: 2rem; text-transform: uppercase; }
.brand-bot { font-family: var(--font-display); font-size: 1.15rem; letter-spacing: .28em; color: var(--accent-2); text-transform: uppercase; }

.primary-nav {
  display: flex; align-items: center; gap: 28px;
}
.primary-nav a {
  color: var(--ink-dim);
  font-weight: 500;
  font-size: .95rem;
  letter-spacing: .04em;
}
.primary-nav a:hover { color: #fff; }
.primary-nav .nav-cta {
  background: var(--accent);
  color: #fff;
  padding: 10px 18px;
  border-radius: var(--radius);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.primary-nav .nav-cta:hover { background: #ff6a10; color: #fff; }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0;
  cursor: pointer;
  flex-direction: column;
  align-items: center; justify-content: center;
  gap: 5px;
}
.nav-toggle span {
  width: 20px; height: 2px; background: var(--ink);
  transition: transform .25s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex; align-items: center;
  overflow: hidden;
  isolation: isolate;
}
.hero-media {
  position: absolute; inset: 0; z-index: -1;
}
.hero-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(.95) contrast(1.05) brightness(.72);
}
.hero-scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(13,13,13,.45) 0%, rgba(13,13,13,.55) 45%, rgba(13,13,13,.92) 100%),
    radial-gradient(80% 60% at 20% 40%, rgba(224,90,0,.18), transparent 70%);
}
.hero-inner {
  padding-block: clamp(90px, 14vh, 160px);
  max-width: 820px;
}
.hero h1 {
  margin-bottom: .2em;
  text-shadow: 0 2px 12px rgba(0,0,0,.5);
}
.tagline {
  font-family: var(--font-display);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent-2);
  font-size: clamp(.95rem, 1.6vw, 1.15rem);
  margin: 0 0 1.5em;
}
.tagline strong { font-weight: 600; }
.lead {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--ink-dim);
  max-width: 640px;
}
.hero-ctas {
  display: flex; flex-wrap: wrap; gap: 14px; margin-top: 1.2em;
}
.hero-bullets {
  list-style: none; padding: 0; margin: 2.4em 0 0;
  display: flex; flex-wrap: wrap; gap: 10px 22px;
  color: var(--ink-dim);
  font-size: .95rem;
}
.hero-bullets li {
  position: relative; padding-left: 22px;
}
.hero-bullets li::before {
  content: '';
  position: absolute; left: 0; top: .55em;
  width: 12px; height: 2px; background: var(--accent);
}

/* ---------- trust strip ---------- */
.trust {
  background: var(--bg-2);
  border-block: 1px solid var(--line);
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  padding-block: 28px;
  text-align: center;
}
.trust-grid > div {
  padding: 10px 6px;
  border-left: 1px solid var(--line);
}
.trust-grid > div:first-child { border-left: 0; }
.trust-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
  letter-spacing: .04em;
  color: #fff;
  text-transform: uppercase;
}
.trust-lbl {
  display: block;
  color: var(--ink-mute);
  font-size: .8rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-top: 2px;
}

/* ---------- services ---------- */
.services { background: var(--bg); }
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.service-card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 28px 26px;
  border-radius: var(--radius-lg);
  transition: transform .18s ease, border-color .2s ease, background .2s ease;
}
.service-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  background: #1c1c1c;
}
.service-icon {
  width: 52px; height: 52px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--accent-2);
  background: rgba(224,90,0,.12);
  border: 1px solid rgba(224,90,0,.35);
  border-radius: var(--radius);
  margin-bottom: 18px;
}
.service-card h3 { margin: 0 0 .35em; color: #fff; }
.service-card p  { color: var(--ink-dim); margin: 0; font-size: .98rem; }

/* ---------- gallery ---------- */
.work { background: var(--bg-2); }
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: 14px;
}
.gallery-item {
  position: relative;
  margin: 0;
  padding: 0;
  display: block;
  width: 100%; height: 100%;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: #000;
  border: 1px solid var(--line);
  cursor: zoom-in;
  font: inherit;
  color: inherit;
  text-align: left;
}
.gallery-item.span-2 { grid-column: span 2; }
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease, filter .3s ease;
}
.gallery-item:hover img,
.gallery-item:focus-visible img {
  transform: scale(1.04);
  filter: brightness(.85);
}
.gallery-item:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.gallery-caption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 16px 18px;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.85));
  color: var(--ink);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .1em;
  font-size: .85rem;
  pointer-events: none;
}
.gallery-zoom {
  position: absolute;
  top: 12px; right: 12px;
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,.6);
  color: #fff;
  border-radius: 50%;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity .2s ease, transform .2s ease;
  pointer-events: none;
}
.gallery-item:hover .gallery-zoom,
.gallery-item:focus-visible .gallery-zoom {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  background: rgba(5, 5, 5, .94);
  padding: 24px;
  opacity: 0;
  transition: opacity .2s ease;
}
.lightbox[hidden] { display: none; }
.lightbox.is-open { opacity: 1; }
.lb-stage {
  margin: 0;
  max-width: min(1400px, 100%);
  max-height: 100%;
  display: flex; flex-direction: column; align-items: center;
  gap: 14px;
}
.lb-img {
  max-width: 100%;
  max-height: calc(100vh - 120px);
  width: auto; height: auto;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 20px 60px rgba(0,0,0,.6);
  background: #000;
  animation: lb-pop .25s ease-out;
}
@keyframes lb-pop {
  from { opacity: 0; transform: scale(.96); }
  to   { opacity: 1; transform: scale(1);   }
}
.lb-caption {
  color: var(--ink);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .9rem;
  text-align: center;
  max-width: 80ch;
}
.lb-btn {
  position: absolute;
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  background: rgba(20,20,20,.8);
  color: #fff;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50%;
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease, transform .15s ease;
}
.lb-btn:hover {
  background: var(--accent);
  border-color: var(--accent);
}
.lb-btn:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
}
.lb-btn:active { transform: scale(.95); }
.lb-close { top: 18px; right: 18px; }
.lb-prev  { top: 50%; left: 18px;  transform: translateY(-50%); }
.lb-next  { top: 50%; right: 18px; transform: translateY(-50%); }
.lb-prev:active { transform: translateY(-50%) scale(.95); }
.lb-next:active { transform: translateY(-50%) scale(.95); }

body.lb-locked { overflow: hidden; }

@media (max-width: 600px) {
  .lb-btn { width: 42px; height: 42px; }
  .lb-close { top: 10px; right: 10px; }
  .lb-prev  { left: 8px; }
  .lb-next  { right: 8px; }
  .lb-img { max-height: calc(100vh - 140px); }
  .lightbox { padding: 12px; }
}

/* ---------- split section (pricing) ---------- */
.split { background: var(--bg); }
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}
.split-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-2);
  aspect-ratio: 4 / 5;
  background: #000;
  position: relative;
}
.split-media img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.split-body .eyebrow { margin-top: 0; }
.check-list { list-style: none; padding: 0; margin: 1.2em 0 1.8em; }
.check-list li {
  position: relative;
  padding: 8px 0 8px 32px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-dim);
}
.check-list li:last-child { border-bottom: 0; }
.check-list li::before {
  content: '';
  position: absolute; left: 0; top: 14px;
  width: 16px; height: 10px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

/* ---------- about ---------- */
.about { background: var(--bg-2); border-block: 1px solid var(--line); }
.about-inner { max-width: 780px; margin: 0 auto; text-align: center; }
.about-inner p { color: var(--ink-dim); font-size: 1.05rem; }
.quote {
  margin: 2em auto 0;
  padding: 22px 26px;
  border-left: 3px solid var(--accent);
  background: var(--panel);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  text-align: left;
  letter-spacing: .02em;
  max-width: 640px;
}

/* ---------- contact ---------- */
.contact { background: var(--bg); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 50px;
  align-items: center;
}
.contact-lead h2 { margin-bottom: .4em; }
.contact-lead p { color: var(--ink-dim); max-width: 440px; }
.contact-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.contact-card {
  display: block;
  padding: 22px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  color: var(--ink);
  transition: border-color .2s ease, transform .15s ease;
}
a.contact-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  color: #fff;
}
.contact-label {
  display: block;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .75rem;
  color: var(--ink-mute);
  margin-bottom: 8px;
}
.contact-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: .03em;
  color: #fff;
}
.contact-value small {
  display: block;
  font-family: var(--font-body);
  font-size: .8rem;
  color: var(--ink-mute);
  letter-spacing: 0;
  margin-top: 4px;
}

/* ---------- footer ---------- */
.site-footer {
  background: #070707;
  border-top: 1px solid var(--line);
  padding: 36px 0 30px;
}
.footer-inner {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center;
  gap: 24px;
}
.footer-brand {
  display: flex; align-items: center; gap: 14px;
}
.footer-brand img {
  background: #fff; border-radius: 50%; padding: 0;
}
.footer-meta { text-align: right; color: var(--ink-dim); font-size: .9rem; }
.footer-meta p { margin: 0 0 4px; }
.footer-meta a { color: var(--ink); }
.footer-meta a:hover { color: var(--accent-2); }
.muted { color: var(--ink-mute); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 200px; }
  .gallery-item.span-2 { grid-column: span 2; }
  .split-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .split-media { aspect-ratio: 16 / 11; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid > div:nth-child(3) { border-left: 0; }
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .primary-nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--line);
    padding: 10px 20px 18px;
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease, transform .2s ease;
  }
  .primary-nav.is-open {
    opacity: 1; transform: translateY(0); pointer-events: auto;
  }
  .primary-nav a {
    padding: 14px 4px;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }
  .primary-nav a:last-child { border-bottom: 0; }
  .primary-nav .nav-cta {
    text-align: center;
    margin-top: 10px;
  }
  .header-inner { position: relative; }

  .service-grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; grid-auto-rows: 240px; }
  .gallery-item.span-2 { grid-column: span 1; }
  .contact-cards { grid-template-columns: 1fr; }
  .footer-meta { text-align: left; }
  .hero { min-height: 78vh; }
  .hero-bullets { gap: 8px 18px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}