/* ============================================================
   PRECISION MILLWRIGHT & WELDING — steel & spark
   Dark steel neutrals + welding-orange accent
   ============================================================ */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Palette — steel & spark */
  --color-bg: #f4f2ee;
  --color-surface: #faf9f6;
  --color-border: #ddd8d0;
  --color-divider: #e4e0d9;
  --color-steel: #16181a;
  --color-steel-2: #1f2224;
  --color-steel-3: #2a2e31;
  --color-text: #22242a;
  --color-text-muted: #6b6c6f;
  --color-text-on-dark: #ece9e2;
  --color-text-on-dark-muted: #a9aaad;
  --color-primary: #d95d0e;
  --color-primary-hover: #b84c07;
  --color-primary-soft: #f8e3d2;

  /* Type */
  --font-display: 'Clash Display', 'Arial Black', sans-serif;
  --font-body: 'Satoshi', 'Helvetica Neue', sans-serif;

  /* Misc */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-card: 0 1px 2px oklch(0.2 0.01 250 / 0.05), 0 6px 20px oklch(0.2 0.01 250 / 0.07);

  --content-default: 1080px;
}

/* ---------- Header ---------- */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-steel);
  color: var(--color-text-on-dark);
}

.header-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: var(--space-3) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: inherit;
}

.brand-logo { width: 64px; height: 64px; object-fit: contain; border-radius: var(--radius-sm); flex-shrink: 0; }
.brand-name { max-width: 27ch; }
.brand-wordmark { display: grid; line-height: 1.1; }
.wordmark-carter { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; letter-spacing: .08em; }
.wordmark-precision { font-size: var(--text-xs); font-weight: 700; letter-spacing: .25em; color: var(--color-primary); }
.wordmark-trade { font-size: var(--text-xs); letter-spacing: .05em; margin-top: var(--space-1); }
.identity-panel { display: flex; flex-direction: column; justify-content: center; min-height: 370px; padding: var(--space-8); background: var(--color-steel); color: var(--color-text-on-dark); border-top: 5px solid var(--color-primary); }
.identity-carter { font-family: var(--font-display); font-size: var(--text-2xl); letter-spacing: .04em; font-weight: 700; line-height: 1.1; }
.identity-precision { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 600; color: var(--color-primary); letter-spacing: .05em; }
.identity-trade { font-size: var(--text-sm); font-weight: 700; letter-spacing: .08em; margin-top: var(--space-3); }
.identity-location { font-size: var(--text-xs); color: var(--color-text-on-dark-muted); margin-top: var(--space-8); letter-spacing: .08em; }
.identity-panel a { font-size: var(--text-base); color: var(--color-text-on-dark); margin-top: var(--space-2); text-decoration-thickness: 1px; text-underline-offset: 4px; }
.remote-support { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); padding: var(--space-8); margin-top: var(--space-8); border: 1px solid var(--color-border); border-left: 4px solid var(--color-primary); background: var(--color-surface); }
.remote-support h3 { font-size: var(--text-xl); margin-bottom: var(--space-4); }
.remote-support p { margin-bottom: var(--space-4); }
.remote-support .safety-note { margin-top: var(--space-4); font-size: var(--text-sm); color: var(--color-text-muted); }
.contact-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-4); }

.brand-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-steel);
  background: var(--color-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
}

.brand-name .amp {
  color: var(--color-primary);
  font-style: italic;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav a {
  color: var(--color-text-on-dark-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
}

.nav a:hover {
  color: var(--color-text-on-dark);
}

.nav .btn-cta {
  color: #fff;
  background: var(--color-primary);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-sm);
}

.nav .btn-cta:hover {
  background: var(--color-primary-hover);
  color: #fff;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}

.btn-primary {
  color: #fff;
  background: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
}

.btn-ghost {
  color: var(--color-text-on-dark);
  border-color: color-mix(in oklab, var(--color-text-on-dark) 30%, transparent);
}

.btn-ghost:hover {
  border-color: var(--color-text-on-dark);
}

.btn-lg {
  font-size: var(--text-base);
  padding: var(--space-4) var(--space-8);
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: flex-end;
  color: var(--color-text-on-dark);
  overflow: hidden;
}

.hero-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, oklch(0.15 0.01 250 / 0.92) 0%, oklch(0.15 0.01 250 / 0.45) 55%, oklch(0.15 0.01 250 / 0.35) 100%);
}

.hero-content {
  position: relative;
  max-width: var(--content-default);
  margin: 0 auto;
  width: 100%;
  padding: var(--space-24) var(--space-6) var(--space-20);
}

.kicker {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-3xl);
  line-height: 1.05;
  max-width: 16ch;
  margin-bottom: var(--space-6);
}

.hero-sub {
  font-size: var(--text-lg);
  font-weight: 300;
  line-height: 1.5;
  color: var(--color-text-on-dark-muted);
  max-width: 56ch;
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* ---------- Sections ---------- */

.section {
  padding-block: clamp(var(--space-12), 7vw, var(--space-24));
}

.container {
  max-width: var(--content-default);
  margin: 0 auto;
  padding-inline: var(--space-6);
}

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-12);
}

.section-head h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}

.section-lede {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  font-weight: 300;
  line-height: 1.5;
}

/* ---------- Services ---------- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-8) var(--space-6);
  box-shadow: var(--shadow-card);
}

.service-card h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}

.service-card p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.55;
}

.service-card {
  border-top: 3px solid var(--color-primary);
}

/* ---------- Divider ---------- */

.divider {
  position: relative;
  height: 42vh;
  overflow: hidden;
}

.divider img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- About ---------- */

.about-grid {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}

.about-media img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.about-copy h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-xl);
  margin-bottom: var(--space-5);
}

.about-copy p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.65;
}

.career-list {
  margin-top: var(--space-8);
  border-left: 3px solid var(--color-primary);
  padding-left: var(--space-5);
  display: grid;
  gap: var(--space-3);
}

.career-list li {
  font-size: var(--text-sm);
  color: var(--color-text);
}

.career-list strong {
  font-weight: 700;
}

/* ---------- Service area (dark) ---------- */

.section-dark {
  background: var(--color-steel);
  color: var(--color-text-on-dark);
}

.section-head-light h2 {
  color: var(--color-text-on-dark);
}

.section-head-light .section-lede {
  color: var(--color-text-on-dark-muted);
}

.area-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.area-col h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
  color: var(--color-primary);
}

.area-col p {
  color: var(--color-text-on-dark-muted);
  line-height: 1.6;
}

/* ---------- Contact ---------- */

.section-contact {
  background:
    radial-gradient(ellipse at 50% -20%, var(--color-primary-soft) 0%, transparent 55%),
    var(--color-bg);
}

.contact-inner {
  text-align: center;
  display: grid;
  justify-items: center;
  gap: var(--space-5);
}

.contact-inner h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-xl);
}

.contact-inner > p {
  color: var(--color-text-muted);
  max-width: 52ch;
  line-height: 1.6;
}

.contact-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

/* ---------- Footer ---------- */

.footer {
  background: var(--color-steel);
  color: var(--color-text-on-dark-muted);
  padding-block: var(--space-8);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--color-text-on-dark);
}

.footer-brand .amp {
  color: var(--color-primary);
  font-style: italic;
}

.footer-meta {
  font-size: var(--text-xs);
}

.footer-meta a {
  color: var(--color-text-on-dark-muted);
}

.footer-meta a:hover {
  color: var(--color-text-on-dark);
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .remote-support { grid-template-columns: 1fr; }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .area-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

@media (max-width: 640px) {
  .remote-support { padding: var(--space-5); }
  .contact-actions .btn { padding-inline: var(--space-4); font-size: var(--text-sm); }
  .brand-name { display: inline !important; }
  .brand-logo { width: 56px; height: 56px; }
  .nav a { min-height: 44px; display: inline-flex; align-items: center; }
  .brand-name {
    display: none;
  }
  .header-inner {
    flex-wrap: wrap;
    row-gap: var(--space-1);
    padding-block: var(--space-3);
  }
  .nav {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
    row-gap: var(--space-2);
    gap: var(--space-3);
  }
  .nav a {
    font-size: var(--text-xs);
    color: #c9cace;
  }
  .nav .btn-cta {
    font-size: var(--text-xs);
    padding: var(--space-2) var(--space-4);
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .hero-content {
    padding-bottom: var(--space-16);
  }
}