/* =========================================================
   Onyx Capital — Brand Stylesheet
   Palette: PATINA BRONZE / EMBER COPPER (locked 2026-05-14)
   --------------------------------------------------------
   Aligned with the brand identity doc (v1.0). Legacy variable
   names (--navy, --brass, --safety) kept as aliases so any
   pre-existing inline styles still resolve correctly.
   ========================================================= */

:root {
  --onyx: #0B0B0F;
  --char: #18181C;
  --oxblood: #2E1818;
  --forge: #3E4651;
  --forge-soft: #5A6470;
  --copper: #B86E3C;
  --copper-soft: #D08858;
  --bone: #F5F2EC;
  --bone-soft: #ECE6D8;
  --hairline: rgba(184, 110, 60, 0.32);

  /* Legacy aliases — keep so inline styles still work */
  --navy: var(--char);
  --navy-2: var(--oxblood);
  --graphite: var(--char);
  --graphite-2: var(--oxblood);
  --steel: var(--forge);
  --steel-soft: var(--forge-soft);
  --brass: var(--copper);
  --brass-soft: var(--copper-soft);
  --safety: var(--copper);
  --safety-soft: var(--copper-soft);
}

* {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  box-sizing: border-box;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--onyx);
  color: var(--bone);
  margin: 0;
  line-height: 1.5;
}

h1, h2, h3, h4, .display {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  letter-spacing: -0.02em;
  font-weight: 600;
  margin: 0;
}

p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

/* Brand color utilities (legacy + new) */
.bg-onyx { background-color: var(--onyx); }
.bg-navy, .bg-graphite, .bg-char { background-color: var(--char); }
.bg-navy-2, .bg-graphite-2, .bg-oxblood { background-color: var(--oxblood); }
.bg-bone { background-color: var(--bone); }
.text-brass, .text-safety, .text-copper { color: var(--copper); }
.text-bone { color: var(--bone); }
.text-steel { color: var(--forge-soft); }

/* Hairline accent */
.hairline {
  height: 1px;
  width: 60px;
  background: var(--copper);
  display: inline-block;
}

/* ===== Buttons ===== */
.btn-brass, .btn-safety, .btn-copper {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--copper);
  color: var(--onyx);
  font-weight: 700;
  padding: 0.95rem 1.6rem;
  border-radius: 2px;
  border: 1px solid var(--copper);
  transition: all 0.18s ease;
  letter-spacing: 0.02em;
  text-decoration: none;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  font-size: 0.98rem;
}
.btn-brass:hover, .btn-safety:hover, .btn-copper:hover {
  background: var(--copper-soft);
  border-color: var(--copper-soft);
  transform: translateY(-1px);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--bone);
  font-weight: 500;
  padding: 0.95rem 1.6rem;
  border-radius: 2px;
  border: 1px solid rgba(245, 242, 236, 0.25);
  transition: all 0.18s ease;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  font-size: 0.98rem;
}
.btn-ghost:hover {
  border-color: var(--copper);
  color: var(--copper);
}

/* ===== Nav ===== */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 11, 15, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(62, 70, 81, 0.4);
}

.nav-link {
  color: rgba(245, 242, 236, 0.72);
  font-size: 0.92rem;
  text-decoration: none;
  letter-spacing: 0.01em;
  padding: 0.5rem 0;
  position: relative;
  transition: color 0.15s ease;
}
.nav-link:hover { color: var(--copper); }
.nav-link.active { color: var(--bone); }
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0; right: 0;
  height: 2px;
  background: var(--copper);
}

/* ===== Logo / Wordmark ===== */
.wordmark {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--bone);
}
.wordmark .logo-svg {
  height: 38px;
  width: auto;
  display: block;
}
.wordmark .logo-svg polygon { transition: stroke 0.2s ease; }
.wordmark:hover .logo-svg polygon { stroke: var(--copper); }

/* ===== CSS-only placeholder graphics ===== */
.hero-visual {
  position: relative;
  aspect-ratio: 4/3;
  background:
    radial-gradient(ellipse at 22% 32%, rgba(184, 110, 60, 0.22), transparent 55%),
    radial-gradient(ellipse at 80% 70%, rgba(46, 24, 24, 0.85), transparent 60%),
    linear-gradient(135deg, #16161a 0%, #0B0B0F 100%);
  border: 1px solid rgba(62, 70, 81, 0.5);
  overflow: hidden;
}
.hero-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245, 242, 236, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 242, 236, 0.06) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.hero-visual::after {
  content: 'ONYX';
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 4rem;
  letter-spacing: 0.12em;
  color: rgba(184, 110, 60, 0.18);
}

/* Portrait / team placeholder */
.placeholder-card {
  aspect-ratio: 1/1;
  background:
    radial-gradient(circle at 50% 38%, rgba(184, 110, 60, 0.30), rgba(184, 110, 60, 0.04) 55%, transparent 70%),
    linear-gradient(160deg, var(--oxblood), var(--onyx));
  border: 1px solid rgba(62, 70, 81, 0.5);
  position: relative;
  overflow: hidden;
}
.placeholder-card::after {
  content: '';
  position: absolute;
  inset: auto 0 0 0;
  height: 35%;
  background: linear-gradient(180deg, transparent, var(--onyx));
}
.placeholder-card .initials {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 2.2rem;
  color: var(--copper);
  letter-spacing: 0.05em;
  z-index: 2;
}

/* ===== Pillar card ===== */
.pillar {
  background: var(--char);
  border: 1px solid rgba(62, 70, 81, 0.4);
  padding: 2.25rem 1.75rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.pillar:hover {
  transform: translateY(-3px);
  border-color: var(--copper);
}
.pillar .num {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--copper);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  font-weight: 700;
}
.pillar h3 {
  font-size: 1.35rem;
  margin: 0.85rem 0 0.75rem 0;
  color: var(--bone);
  line-height: 1.25;
}
.pillar p {
  color: rgba(245, 242, 236, 0.72);
  line-height: 1.65;
  font-size: 0.97rem;
}

/* ===== Service card ===== */
.service-card {
  background: linear-gradient(180deg, var(--char) 0%, #101013 100%);
  border: 1px solid rgba(62, 70, 81, 0.4);
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
  height: 100%;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 60px; height: 3px;
  background: var(--copper);
}
.service-card .icon {
  width: 56px; height: 56px;
  border: 1px solid var(--copper);
  display: grid; place-items: center;
  color: var(--copper);
  margin-bottom: 1.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
}
.service-card h3 {
  font-size: 1.4rem;
  color: var(--bone);
  margin-bottom: 0.85rem;
}
.service-card .lede {
  color: var(--copper);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.service-card p {
  color: rgba(245, 242, 236, 0.72);
  line-height: 1.65;
  font-size: 0.97rem;
}
.service-card ul {
  margin-top: 1.25rem;
}
.service-card ul li {
  color: rgba(245, 242, 236, 0.78);
  font-size: 0.93rem;
  padding-left: 1.25rem;
  position: relative;
  margin-bottom: 0.55rem;
  line-height: 1.5;
}
.service-card ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--copper);
}

/* ===== Process step ===== */
.step {
  position: relative;
  padding: 0;
}
.step .step-num {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--copper);
  font-weight: 700;
  font-size: 2.5rem;
  line-height: 1;
}
.step h4 {
  font-size: 1.1rem;
  margin: 0.85rem 0 0.5rem 0;
  color: var(--bone);
}
.step p {
  color: rgba(245, 242, 236, 0.65);
  font-size: 0.93rem;
  line-height: 1.6;
}

/* ===== Form ===== */
.form-card {
  background: var(--char);
  border: 1px solid rgba(62, 70, 81, 0.5);
  padding: 2.5rem;
}
.form-grid {
  display: grid;
  gap: 1.4rem;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.form-field label {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--copper);
  text-transform: uppercase;
  font-weight: 700;
}
.form-field input,
.form-field select,
.form-field textarea {
  background: var(--onyx);
  border: 1px solid rgba(62, 70, 81, 0.55);
  color: var(--bone);
  padding: 0.85rem 1rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.97rem;
  border-radius: 2px;
  transition: border-color 0.15s ease;
  width: 100%;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--copper);
}
.form-field textarea { min-height: 140px; resize: vertical; }
.form-status {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--copper);
  min-height: 1.2rem;
}

/* ===== Section heading helpers ===== */
.eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--copper);
  text-transform: uppercase;
  font-weight: 700;
  display: inline-block;
}

/* ===== Footer ===== */
.site-footer {
  background: #050507;
  border-top: 1px solid rgba(62, 70, 81, 0.3);
  color: rgba(245, 242, 236, 0.55);
  font-size: 0.9rem;
}
.site-footer a { color: rgba(245, 242, 236, 0.7); text-decoration: none; transition: color 0.15s ease; }
.site-footer a:hover { color: var(--copper); }

/* ===== Mobile nav ===== */
.mobile-toggle {
  background: transparent;
  border: 1px solid rgba(245, 242, 236, 0.25);
  color: var(--bone);
  padding: 0.45rem 0.85rem;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
}
.mobile-toggle:hover { border-color: var(--copper); color: var(--copper); }

#mobileNav {
  display: none;
  border-top: 1px solid rgba(62, 70, 81, 0.3);
  background: var(--onyx);
  padding: 1rem 1.5rem 1.5rem;
}
#mobileNav.open { display: block; }
#mobileNav .nav-link {
  display: block;
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(62, 70, 81, 0.2);
}

/* ===== Responsive helpers ===== */
@media (max-width: 860px) {
  .desktop-only { display: none !important; }
}
@media (min-width: 861px) {
  .mobile-only { display: none !important; }
}

/* ===== Stats inline ===== */
.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--copper);
  line-height: 1;
}
.stat-label {
  color: rgba(245,242,236,0.65);
  font-size: 0.88rem;
  margin-top: 0.5rem;
}