/* ==================================================================
   CB SECURE SEARCH — STYLESHEET
   ------------------------------------------------------------------
   COLOR SYSTEM (edit these 6 values to retheme the whole site)
   ------------------------------------------------------------------ */
:root {
  --ink:        #0E1A2B;  /* dominant dark navy ground */
  --paper:      #F7F5F0;  /* warm off-white content ground */
  --brass:      #9C7A3C;  /* single accent - use sparingly */
  --charcoal:   #2A2A28;  /* body text on light backgrounds */
  --steel:      #3D5A73;  /* secondary accent, sector tabs */
  --line:       rgba(255,255,255,0.14); /* hairline rules on dark */
  --line-dark:  rgba(14,26,43,0.14);    /* hairline rules on light */
}

/* ------------------------------------------------------------------
   RESET & BASE
   ------------------------------------------------------------------ */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  color: var(--charcoal);
  background: var(--paper);
  line-height: 1.6;
  font-size: 16px;
}

h1, h2, h3 {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  line-height: 1.1;
  color: var(--ink);
}

a { color: inherit; text-decoration: none; }

.wrap {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 32px;
}

img { max-width: 100%; display: block; }

/* Visible keyboard focus - accessibility floor */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ------------------------------------------------------------------
   ROOT TEXT HELPERS
   ------------------------------------------------------------------ */
.eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 16px;
}

.file-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 18px;
  color: rgba(255,255,255,0.78);
  max-width: 560px;
  margin-top: 20px;
}

.btn-primary {
  display: inline-block;
  margin-top: 32px;
  padding: 14px 30px;
  background: var(--brass);
  color: var(--ink);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.btn-primary:hover {
  background: #B89252;
  transform: translateY(-1px);
}

/* ------------------------------------------------------------------
   HEADER
   ------------------------------------------------------------------ */
.site-header {
  background: var(--ink);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  padding-bottom: 20px;
}

.logo {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 20px;
  color: var(--paper);
  letter-spacing: 0.01em;
}

.logo span { color: var(--brass); }

.primary-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.primary-nav a {
  font-size: 14px;
  color: rgba(255,255,255,0.82);
  font-weight: 500;
}

.primary-nav a:hover { color: var(--paper); }

.nav-cta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brass) !important;
  border: 1px solid var(--brass);
  padding: 9px 16px;
}

.nav-cta:hover {
  background: var(--brass);
  color: var(--ink) !important;
}

/* ------------------------------------------------------------------
   HERO
   ------------------------------------------------------------------ */
.hero {
  background: var(--ink);
  padding: 120px 0 140px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 42%;
  background-image: url('../assets/images/city-skyline.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.22;
  mask-image: linear-gradient(to left, rgba(0,0,0,1), rgba(0,0,0,0));
  -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,1), rgba(0,0,0,0));
}

.hero::after {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 1px;
  background: var(--line);
  margin-right: 120px;
}

.hero h1 {
  font-size: clamp(48px, 7vw, 84px);
  color: var(--paper);
  max-width: 720px;
}

/* ------------------------------------------------------------------
   GENERIC SECTION SPACING
   ------------------------------------------------------------------ */
.section {
  padding: 96px 0;
  border-bottom: 1px solid var(--line-dark);
}

.section h2 {
  font-size: clamp(30px, 4vw, 44px);
  margin-bottom: 28px;
}

/* ------------------------------------------------------------------
   ABOUT
   ------------------------------------------------------------------ */
.about-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 64px;
  margin-top: 16px;
  align-items: start;
}

.about-copy p {
  margin-bottom: 18px;
  font-size: 16px;
  max-width: 620px;
}

.about-image {
  width: 100%;
  max-width: 480px;
  margin-top: 12px;
  border-left: 3px solid var(--brass);
}

.about-stat {
  border-left: 2px solid var(--brass);
  padding-left: 28px;
  padding-top: 4px;
}

.stat-number {
  display: block;
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 64px;
  color: var(--ink);
  line-height: 1;
}

.stat-label {
  display: block;
  margin-top: 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--steel);
}

.stat-badge {
  display: inline-block;
  margin-top: 12px;
  padding: 6px 12px;
  border: 1px solid var(--brass);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brass);
  display: block;
  width: fit-content;
}

/* ------------------------------------------------------------------
   SECTORS — case-file tab device
   ------------------------------------------------------------------ */
.sectors { background: #EFEBE2; }

.sector-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 24px;
  border: 1px solid var(--line-dark);
}

.sector-tab {
  padding: 0;
  border-right: 1px solid var(--line-dark);
  background: var(--paper);
  transition: background 0.2s ease;
  overflow: hidden;
}

.sector-img-wrap {
  width: 100%;
  height: 160px;
  overflow: hidden;
}

.sector-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.sector-tab:hover .sector-img {
  transform: scale(1.04);
}

.sector-tab:last-child { border-right: none; }

.sector-tab:hover { background: #fff; }

.sector-tab h3 {
  font-size: 21px;
  margin-bottom: 10px;
  padding: 24px 24px 0;
}

.sector-tab p {
  font-size: 14px;
  color: var(--charcoal);
  opacity: 0.85;
  padding: 0 24px 28px;
}

/* ------------------------------------------------------------------
   PROCESS
   ------------------------------------------------------------------ */
.process-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 16px;
}

.process-header h2 { margin-bottom: 0; }

.process-image {
  width: 220px;
  height: 140px;
  object-fit: cover;
  border-left: 3px solid var(--brass);
  flex-shrink: 0;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 16px;
}

.process-step {
  border-top: 2px solid var(--brass);
  padding-top: 20px;
}

.step-mark {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--ink);
  font-weight: 500;
  margin-bottom: 10px;
}

.process-step p:last-child {
  font-size: 14.5px;
  color: var(--charcoal);
  opacity: 0.85;
}

/* ------------------------------------------------------------------
   CONTACT
   ------------------------------------------------------------------ */
.contact { background: var(--ink); border-bottom: none; }

.contact .eyebrow { color: var(--brass); }
.contact h2 { color: var(--paper); }

.contact-wrap {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 72px;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-row-full { grid-column: 1 / -1; }

.form-row label {
  display: block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 8px;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--line);
  color: var(--paper);
  padding: 12px 14px;
  font-family: 'Inter', sans-serif;
  font-size: 15px;
}

.form-row select option { color: var(--ink); }

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  background: rgba(255,255,255,0.1);
  border-color: var(--brass);
}

.contact-form .btn-primary {
  grid-column: 1 / -1;
  justify-self: start;
}

/* Honeypot - visually hidden, still in DOM for bots to fill */
.form-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

/* Inline form success state */
.form-success {
  grid-column: 1 / -1;
  padding: 40px 0;
}

.form-success-msg {
  margin-top: 16px;
  font-size: 18px;
  color: rgba(255,255,255,0.78);
  max-width: 480px;
}

/* ------------------------------------------------------------------
   FOOTER
   ------------------------------------------------------------------ */
.site-footer {
  background: var(--ink);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-logo { font-size: 16px; }

.footer-meta,
.footer-copyright {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: rgba(255,255,255,0.55);
}

/* ------------------------------------------------------------------
   RESPONSIVE
   ------------------------------------------------------------------ */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .sector-grid { grid-template-columns: repeat(2, 1fr); }
  .sector-tab { border-bottom: 1px solid var(--line-dark); }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 28px 24px; }
  .contact-wrap { grid-template-columns: 1fr; gap: 40px; }
  .process-header { flex-direction: column; align-items: flex-start; }
  .process-image { width: 100%; height: 180px; }
}

@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .primary-nav { gap: 16px; }
  .primary-nav a:not(.nav-cta) { display: none; }
  .hero { padding: 80px 0 90px; }
  .hero::after { display: none; }
  .sector-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .contact-form { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
}