/* ============================================
   OBSIDIAN AV — Premium Dark Theme
   Gold/amber accents on near-black
   Serif headlines · Sans-serif body · Mono labels
   ============================================ */

:root {
  --bg: #0a0a0b;
  --bg-elev: #121214;
  --bg-card: #16161a;
  --bg-light: #f5f3ef;
  --text: #e8e6e1;
  --text-dim: #8a8a8f;
  --text-light: #1a1a1c;
  --text-light-dim: #555;
  --gold: #c8a45e;
  --gold-bright: #e0b870;
  --gold-dim: #8a7440;
  --line: #2a2a2e;
  --line-light: #e0ddd5;
  --serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', 'Courier New', monospace;
  --max: 1280px;
  --pad: clamp(20px, 4vw, 60px);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold); }

::selection { background: var(--gold); color: var(--bg); }

/* ============ HEADER ============ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,10,11,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  max-width: var(--max); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px var(--pad); gap: 20px;
}
.brand { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.brand-name {
  font-family: var(--sans); font-weight: 700;
  font-size: 13px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--text); white-space: nowrap;
}
.brand-sub {
  font-family: var(--mono); font-size: 10px;
  color: var(--gold); letter-spacing: .08em; display: block;
}
.nav { list-style: none; display: flex; gap: 2px; flex-wrap: wrap; }
.nav a {
  font-size: 12px; font-weight: 500; letter-spacing: .04em;
  text-transform: uppercase; padding: 6px 10px; border-radius: 2px;
  color: var(--text-dim);
}
.nav a:hover, .nav a[aria-current] { color: var(--gold); }
.header-phone {
  font-family: var(--mono); font-size: 13px;
  color: var(--gold); white-space: nowrap; flex-shrink: 0;
}
.nav-toggle {
  display: none; background: none; border: 1px solid var(--line);
  color: var(--text); font-size: 11px; letter-spacing: .08em;
  padding: 8px 14px; cursor: pointer; border-radius: 2px;
}
.skip { position: absolute; left: -9999px; }

/* ============ LAYOUT ============ */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }
section { padding: clamp(50px, 8vw, 100px) 0; }
section.dark { background: var(--bg); }
section.light { background: var(--bg-light); color: var(--text-light); }
section.elev { background: var(--bg-elev); }

.eyebrow {
  font-family: var(--mono); font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 18px;
}
h1 {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(36px, 5.5vw, 64px); line-height: 1.08;
  letter-spacing: -.01em; margin-bottom: 24px;
}
h2 {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(28px, 4vw, 44px); line-height: 1.15;
  letter-spacing: -.005em; margin-bottom: 20px;
}
h3 {
  font-family: var(--sans); font-weight: 600;
  font-size: clamp(18px, 2.5vw, 24px); margin-bottom: 14px;
}
p { margin-bottom: 18px; }
.dark p { color: var(--text); }
.light p { color: var(--text-light); }
.lead { font-size: clamp(16px, 2vw, 20px); line-height: 1.5; }

/* ============ HERO ============ */
.hero {
  position: relative; min-height: 90vh; display: flex; align-items: center;
  padding: 120px 0 80px; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background: var(--bg-elev);
}
.hero-bg img {
  width: 100%; height: 100%; object-fit: cover; opacity: .5;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(10,10,11,.6) 0%, rgba(10,10,11,.85) 100%);
}
.hero-content { position: relative; z-index: 2; max-width: 720px; }
.hero-content .eyebrow { margin-bottom: 24px; }
.hero-content h1 { font-size: clamp(40px, 6vw, 72px); margin-bottom: 28px; }
.hero-content .lead { font-size: clamp(17px, 2vw, 22px); margin-bottom: 36px; max-width: 580px; }

/* ============ BUTTONS ============ */
.btn, .button {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--sans); font-weight: 600; font-size: 14px;
  letter-spacing: .04em; text-transform: uppercase;
  padding: 14px 28px; border-radius: 2px;
  transition: all .25s; cursor: pointer; border: none;
}
.btn--gold, .button.gold {
  background: var(--gold); color: var(--bg);
}
.btn--gold:hover, .button.gold:hover {
  background: var(--gold-bright); color: var(--bg);
}
.btn--outline, .button.outline {
  background: transparent; color: var(--text); border: 1px solid var(--line);
}
.btn--outline:hover { border-color: var(--gold); color: var(--gold); }
.text-link {
  font-size: 14px; font-weight: 500; letter-spacing: .02em;
  color: var(--gold); display: inline-flex; gap: 6px; align-items: center;
  border-bottom: 1px solid transparent; transition: border-color .2s;
}
.text-link:hover { border-bottom-color: var(--gold); color: var(--gold); }
.text-link.dark-link { color: var(--text-light); }
.text-link.dark-link:hover { color: var(--gold); }

/* ============ SERVICE SECTIONS ============ */
.service-split {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  align-items: stretch; min-height: 520px;
}
.service-split.reverse { direction: rtl; }
.service-split.reverse > * { direction: ltr; }
.service-photo {
  position: relative; overflow: hidden; min-height: 400px;
}
.service-photo img {
  width: 100%; height: 100%; object-fit: cover;
}
.service-photo.bg {
  background-size: cover; background-position: center;
}
.service-copy { padding: clamp(40px, 6vw, 80px) var(--pad); display: flex; flex-direction: column; justify-content: center; }
.service-copy ul { list-style: none; margin: 20px 0; }
.service-copy li {
  padding: 8px 0; font-size: 15px; color: var(--text-dim);
  border-bottom: 1px solid var(--line); display: flex; gap: 10px;
}
.service-copy li::before { content: '—'; color: var(--gold); }

/* ============ CAPABILITIES GRID ============ */
.cap-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1px; background: var(--line); margin-top: 40px;
}
.cap-card {
  background: var(--bg); padding: 36px 30px;
  transition: background .25s; display: block;
}
.cap-card:hover { background: var(--bg-elev); }
.cap-card .num {
  font-family: var(--mono); font-size: 11px; color: var(--gold);
  letter-spacing: .1em; margin-bottom: 12px;
}
.cap-card h3 { font-size: 20px; margin-bottom: 8px; }
.cap-card p { font-size: 14px; color: var(--text-dim); margin-bottom: 0; }
.cap-card .arrow { color: var(--gold); font-size: 14px; }

/* ============ GALLERY ============ */
.gallery {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px; margin-top: 40px;
}
.gallery figure { overflow: hidden; border-radius: 2px; }
.gallery img { width: 100%; height: 280px; object-fit: cover; transition: transform .4s; }
.gallery img:hover { transform: scale(1.03); }
.gallery figcaption {
  font-family: var(--mono); font-size: 11px; color: var(--text-dim);
  padding: 10px 0 0; letter-spacing: .06em; text-transform: uppercase;
}

/* ============ PROCESS/STEPS ============ */
.process-steps {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 30px; margin-top: 40px; list-style: none;
}
.process-steps li { position: relative; }
.process-steps .step-num {
  font-family: var(--serif); font-size: 48px; font-weight: 300;
  color: var(--gold-dim); line-height: 1; margin-bottom: 12px;
}
.process-steps h3 { margin-bottom: 8px; }
.process-steps p { font-size: 14px; color: var(--text-dim); margin-bottom: 0; }

/* ============ STATS ============ */
.stats {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 30px; margin-top: 30px; padding: 40px;
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: 2px;
}
.stat .num {
  font-family: var(--serif); font-size: clamp(36px, 5vw, 52px);
  font-weight: 500; color: var(--gold); line-height: 1; margin-bottom: 10px;
}
.stat p { font-size: 14px; color: var(--text-dim); margin: 0; }

/* ============ FAQ ============ */
.faq-list { margin-top: 30px; }
.faq-item {
  border-bottom: 1px solid var(--line); padding: 24px 0;
}
.faq-item summary {
  cursor: pointer; font-size: 17px; font-weight: 500;
  color: var(--text); padding-right: 30px; position: relative;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; position: absolute; right: 0; top: 0;
  color: var(--gold); font-size: 20px; transition: transform .2s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin-top: 14px; color: var(--text-dim); font-size: 15px; }

/* ============ AREAS GRID ============ */
.areas-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px; margin-top: 30px;
}
.areas-grid a {
  padding: 14px 18px; background: var(--bg-elev); border: 1px solid var(--line);
  border-radius: 2px; font-size: 14px; transition: all .2s;
}
.areas-grid a:hover { border-color: var(--gold); color: var(--gold); }

/* ============ CTA / FINAL ============ */
.cta {
  text-align: center; padding: clamp(60px, 10vw, 120px) var(--pad);
  background: var(--bg-elev);
}
.cta .actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 28px; }

/* ============ FORM ============ */
.form { max-width: 600px; margin-top: 30px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-row.single { grid-template-columns: 1fr; }
.form label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 6px; color: var(--text-dim); }
.form input, .form textarea, .form select {
  width: 100%; padding: 12px 16px; background: var(--bg-elev);
  border: 1px solid var(--line); border-radius: 2px;
  color: var(--text); font-family: var(--sans); font-size: 15px;
}
.form input:focus, .form textarea:focus, .form select:focus {
  outline: none; border-color: var(--gold);
}
.form textarea { min-height: 120px; resize: vertical; }
.form button { margin-top: 8px; }

/* ============ FOOTER ============ */
.site-footer {
  background: var(--bg); border-top: 1px solid var(--line);
  padding: 60px 0 30px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; max-width: var(--max); margin: 0 auto; padding: 0 var(--pad);
}
.footer-brand { font-size: 14px; font-weight: 700; letter-spacing: .08em; margin-bottom: 16px; }
.footer-col h4 {
  font-family: var(--mono); font-size: 11px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 16px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { font-size: 14px; color: var(--text-dim); }
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  max-width: var(--max); margin: 40px auto 0; padding: 20px var(--pad) 0;
  border-top: 1px solid var(--line); font-size: 12px; color: var(--text-dim);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
}

/* ============ PAGE HERO (inner pages) ============ */
.page-hero {
  padding: 100px 0 60px; background: var(--bg-elev);
  border-bottom: 1px solid var(--line);
}
.page-hero h1 { margin-bottom: 20px; }
.page-hero .lead { max-width: 680px; }

/* ============ CONTENT BLOCKS ============ */
.content-section { padding: clamp(40px, 6vw, 80px) 0; }
.content-section img { border-radius: 2px; margin: 30px 0; }
.content-section ul { margin: 20px 0; padding-left: 0; list-style: none; }
.content-section li { padding: 8px 0; border-bottom: 1px solid var(--line); display: flex; gap: 10px; }
.content-section li::before { content: '—'; color: var(--gold); flex-shrink: 0; }

/* ============ ARTICLES ============ */
.article-meta {
  font-family: var(--mono); font-size: 12px; color: var(--text-dim);
  letter-spacing: .06em; margin-bottom: 24px;
}
.article-body { max-width: 760px; }
.article-body h2 { margin-top: 40px; }
.article-body h3 { margin-top: 30px; }

/* ============ BRAND STRIP ============ */
.brand-strip {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: 40px; padding: 40px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.brand-strip .brand-item {
  font-family: var(--serif); font-size: clamp(18px, 2vw, 28px); font-weight: 500;
  color: var(--text-dim); letter-spacing: .02em; transition: color .25s; text-align: center;
}
.brand-strip .brand-item:hover { color: var(--gold); }

/* ============ TESTIMONIALS ============ */
.testimonials { margin-top: 40px; }
.testimonial {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: 2px;
  padding: 32px 28px; margin-bottom: 20px; position: relative;
}
.testimonial::before {
  content: '"'; position: absolute; top: 8px; left: 20px;
  font-family: var(--serif); font-size: 64px; color: var(--gold-dim); line-height: 1;
}
.testimonial p { font-size: 16px; line-height: 1.6; color: var(--text); padding-left: 24px; margin-bottom: 16px; }
.testimonial .author { font-family: var(--mono); font-size: 12px; color: var(--gold); letter-spacing: .06em; padding-left: 24px; }
.testimonial .author .location { color: var(--text-dim); margin-left: 8px; }
.testimonial .stars { color: var(--gold); font-size: 14px; margin-bottom: 8px; padding-left: 24px; }

/* ============ PROCESS TIMELINE ============ */
.process-timeline {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0; margin-top: 40px; border-top: 1px solid var(--line);
}
.process-step {
  padding: 32px 24px 32px 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  position: relative;
}
.process-step:last-child { border-right: none; }
.process-step .step-icon {
  font-family: var(--mono); font-size: 11px; color: var(--gold); letter-spacing: .1em; margin-bottom: 10px;
}
.process-step h3 { font-size: 18px; margin-bottom: 8px; }
.process-step p { font-size: 14px; color: var(--text-dim); margin-bottom: 0; }

/* ============ HOMEPAGE FAQ ============ */
.home-faq { max-width: 760px; margin-top: 30px; }
.home-faq .faq-item { border-bottom: 1px solid var(--line); padding: 20px 0; }
.home-faq .faq-item summary {
  cursor: pointer; font-size: 16px; font-weight: 500; color: var(--text);
  padding-right: 30px; position: relative; list-style: none;
}
.home-faq .faq-item summary::-webkit-details-marker { display: none; }
.home-faq .faq-item summary::after {
  content: '+'; position: absolute; right: 0; top: 0;
  color: var(--gold); font-size: 20px; transition: transform .2s;
}
.home-faq .faq-item[open] summary::after { transform: rotate(45deg); }
.home-faq .faq-item p { margin-top: 12px; color: var(--text-dim); font-size: 15px; }

/* ============ WHY CHOOSE GRID ============ */
.why-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px; background: var(--line); margin-top: 30px;
}
.why-card { background: var(--bg); padding: 28px 24px; }
.why-card .icon { font-size: 24px; color: var(--gold); margin-bottom: 12px; }
.why-card h3 { font-size: 16px; margin-bottom: 8px; }
.why-card p { font-size: 14px; color: var(--text-dim); margin-bottom: 0; }

/* ============ RELATED SERVICES ============ */
.related-services { margin-top: 40px; padding-top: 30px; border-top: 1px solid var(--line); }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; margin-top: 20px; }
.related-grid a {
  padding: 14px 18px; background: var(--bg-elev); border: 1px solid var(--line);
  border-radius: 2px; font-size: 14px; transition: all .2s; display: flex; align-items: center; gap: 8px;
}
.related-grid a:hover { border-color: var(--gold); color: var(--gold); }
.related-grid a::after { content: '→'; margin-left: auto; color: var(--gold); font-size: 14px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .service-split { grid-template-columns: 1fr; }
  .service-split.reverse { direction: ltr; }
  .service-photo { min-height: 300px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav { display: none; }
  .nav-toggle { display: block; }
  .nav.open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-elev); padding: 16px; border-bottom: 1px solid var(--line); z-index: 100; }
  .nav.open a { padding: 10px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .header-phone { display: none; }
  .gallery { grid-template-columns: 1fr 1fr; }
}