/* ═══════════════════════════════════════════════════════════
   SATHER TECH - Design System
   Consulting / digital transformation aesthetic
   ═══════════════════════════════════════════════════════════ */

/* ── Variables ─────────────────────────────────────────── */
:root {
  --navy:       #041e3a;
  --navy-mid:   #073060;
  --navy-light: rgba(255,255,255,.06);
  --white:      #ffffff;
  --warm-white: #f9f6f1;
  --warm-gray:  #f0ece5;
  --border:     #d8d2c8;
  --border-dark: rgba(255,255,255,.12);
  --text:       #111827;
  --body:       #4b5563;
  --muted:      #9ca3af;
  --blue:       #1d4ed8;
  --blue-dark:  #1e40af;
  --blue-light: #eff6ff;
}

/* ── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--white);
  color: var(--body);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }

/* ── Typography ─────────────────────────────────────────── */
.display {
  font-family: 'Cormorant Garamond', 'Georgia', serif;
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.06;
}
.display-xl  { font-size: clamp(3rem, 7vw, 5.75rem); }
.display-lg  { font-size: clamp(2.25rem, 4.5vw, 3.75rem); }
.display-md  { font-size: clamp(1.8rem, 3vw, 2.75rem); }
.display-sm  { font-size: clamp(1.4rem, 2vw, 1.875rem); }

.overline {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}
.overline--blue  { color: var(--blue); }
.overline--light { color: rgba(255,255,255,.45); }
.overline--gold  { color: #b59650; }

.body-lg { font-size: 1.1rem; line-height: 1.8; color: var(--body); }
.body-sm { font-size: 0.875rem; line-height: 1.7; color: var(--body); }

/* ── Layout ─────────────────────────────────────────────── */
.container       { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 48px; }
.container--sm   { max-width: 860px; margin: 0 auto; padding: 0 48px; }
.section         { padding: 96px 0; }
.section--lg     { padding: 128px 0; }
.section--sm     { padding: 64px 0; }
.section--dark   { background: var(--navy); }
.section--warm   { background: var(--warm-white); }
.section--gray   { background: var(--warm-gray); }
hr.rule          { border: none; height: 1px; background: var(--border); }
hr.rule--dark    { background: var(--border-dark); }

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 13px 28px;
  border-radius: 0;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn--primary   { background: var(--navy); color: var(--white); }
.btn--primary:hover { background: var(--navy-mid); }

.btn--white     { background: var(--white); color: var(--navy); }
.btn--white:hover { background: var(--warm-white); }

.btn--blue      { background: var(--blue); color: var(--white); }
.btn--blue:hover { background: var(--blue-dark); }

.btn--ghost     { background: transparent; color: var(--white); border: 1px solid rgba(255,255,255,.35); }
.btn--ghost:hover { border-color: var(--white); background: rgba(255,255,255,.08); }

.btn--outline   { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn--outline:hover { border-color: var(--text); background: var(--warm-gray); }

.btn--sm { padding: 9px 18px; font-size: 0.78rem; }
.btn--arrow::after { content: ' →'; font-weight: 400; }

/* ── Navigation ─────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 200;
  height: 64px;
  transition: background 0.3s, border-color 0.3s, color 0.3s;
}
.nav--over-dark {
  background: transparent;
  border-bottom: 1px solid var(--border-dark);
}
.nav--over-light {
  background: var(--white);
  border-bottom: 1px solid var(--border);
}
.nav.scrolled {
  background: var(--white) !important;
  border-bottom: 1px solid var(--border) !important;
}
.nav.scrolled .nav-logo,
.nav.scrolled .nav-link { color: var(--text) !important; }
.nav.scrolled .nav-link { opacity: 0.75; }
.nav.scrolled .nav-link:hover { opacity: 1; }
.nav.scrolled .hamburger span { background: var(--text); }

.nav-inner {
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: color 0.3s;
}
.nav--over-dark .nav-logo,
.nav--over-dark .nav-link { color: var(--white); }
.nav--over-light .nav-logo,
.nav--over-light .nav-link { color: var(--text); }
.nav--over-light .nav-link { opacity: 0.75; }
.nav--over-light .nav-link:hover { opacity: 1; }

.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-link {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: color 0.2s, opacity 0.2s;
}
.nav-link.active { opacity: 1 !important; }
.nav-cta { margin-left: 12px; }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.hamburger span {
  display: block; width: 22px; height: 1.5px;
  background: currentColor; transition: all 0.25s;
}
.nav--over-dark .hamburger span { background: var(--white); }
.nav--over-light .hamburger span { background: var(--text); }

.mobile-nav {
  display: none;
  position: fixed; top: 64px; left: 0; right: 0; bottom: 0;
  background: var(--white); z-index: 199;
  flex-direction: column; align-items: center; justify-content: center; gap: 32px;
  border-top: 1px solid var(--border);
}
.mobile-nav.open { display: flex; }
.mobile-nav a { font-size: 1.1rem; font-weight: 500; color: var(--text); }
.mobile-nav a:hover { color: var(--navy); }

/* ── Hero (home) ────────────────────────────────────────── */
.hero {
  background: var(--navy);
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
}
/* Subtle texture: overlapping lines */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 1;
}
.hero-top {
  padding: 140px 0 72px;
}
.hero-overline {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 36px;
}
.hero-headline {
  color: var(--white);
  max-width: 900px;
}
.hero-headline em {
  font-style: italic;
  color: rgba(255,255,255,.65);
}
.hero-sub {
  color: rgba(255,255,255,.55);
  font-size: 1.05rem;
  line-height: 1.8;
  max-width: 500px;
  margin-top: 28px;
  margin-bottom: 44px;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* Hero bottom stats bar */
.hero-bar {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 28px 0;
  position: relative; z-index: 1;
}
.hero-bar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.hero-bar-item {
  padding: 0 28px;
  border-right: 1px solid rgba(255,255,255,.1);
}
.hero-bar-item:first-child { padding-left: 0; }
.hero-bar-item:last-child  { border-right: none; }
.hero-bar-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  margin-bottom: 5px;
}
.hero-bar-val {
  font-size: 0.875rem;
  color: rgba(255,255,255,.7);
  font-weight: 500;
}

/* ── Page hero (inner pages) ────────────────────────────── */
.page-hero {
  padding-top: 140px;
  padding-bottom: 72px;
  border-bottom: 1px solid var(--border);
}
.page-hero--warm { background: var(--warm-white); }
.page-hero--dark { background: var(--navy); }
.page-hero--dark .page-hero-overline { color: rgba(255,255,255,.4); }
.page-hero--dark .page-hero-title    { color: var(--white); }
.page-hero--dark .page-hero-sub      { color: rgba(255,255,255,.55); }
.page-hero--dark + * { /* first section after dark hero */ }
.page-hero-overline {
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 24px;
}
.page-hero-title { color: var(--text); max-width: 820px; margin-bottom: 24px; }
.page-hero-sub   { color: var(--body); font-size: 1.05rem; line-height: 1.8; max-width: 600px; }

/* ── Credibility bar ───────────────────────────────────── */
.credibility-bar {
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  background: var(--white);
}
.credibility-inner {
  display: flex;
  align-items: flex-end;
  gap: 0;
}
.credibility-label {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
  padding-right: 32px;
  border-right: 1px solid var(--border);
  align-self: center;
}
.credibility-logos {
  display: flex;
  align-items: center;
  gap: 52px;
  flex-wrap: wrap;
  padding-left: 40px;
}
.credibility-item {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
}
.credibility-logo {
  display: block;
  width: auto;
  max-width: none;
  object-fit: contain;
  opacity: 0.4;
  -webkit-filter: grayscale(1);
  filter: grayscale(1);
  transition: opacity 0.2s;
}
.credibility-item:hover .credibility-logo { opacity: 0.75; }

.credibility-item--amazon    .credibility-logo { height: 22px; }
.credibility-item--apple     .credibility-logo { height: 28px; }
.credibility-item--google    .credibility-logo { height: 28px; }
.credibility-item--mckinsey  .credibility-logo { height: 38px; }
.credibility-item--accenture .credibility-logo { height: 22px; }

@media (max-width: 1024px) {
  .credibility-logos { gap: 36px; }
}
@media (max-width: 768px) {
  .credibility-bar { padding: 24px 0; }
  .credibility-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .credibility-label {
    align-self: auto;
    border-right: none; padding-right: 0;
    border-bottom: 1px solid var(--border);
    padding-bottom: 14px; width: 100%;
  }
  .credibility-logos { padding-left: 0; gap: 20px 32px; align-items: center; }
  .credibility-item--amazon    .credibility-logo { height: 17px; }
  .credibility-item--apple     .credibility-logo { height: 22px; }
  .credibility-item--google    .credibility-logo { height: 22px; }
  .credibility-item--mckinsey  .credibility-logo { height: 30px; }
  .credibility-item--accenture .credibility-logo { height: 17px; }
}

/* ── Intro / split sections ─────────────────────────────── */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.split--40-60 { grid-template-columns: 2fr 3fr; }
.split--60-40 { grid-template-columns: 3fr 2fr; }

.split-rule {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.split-rule-left {
  padding-right: 64px;
  border-right: 1px solid var(--border);
}
.split-rule-right { padding-left: 64px; }

.statement {
  font-family: 'Cormorant Garamond', 'Georgia', serif;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--text);
}
.statement em { font-style: italic; color: var(--body); }

/* ── Services list ──────────────────────────────────────── */
.services-list { display: flex; flex-direction: column; }
.service-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 0;
  padding: 32px 0;
  border-top: 1px solid var(--border);
  align-items: start;
  transition: background 0.15s;
  cursor: default;
}
.service-item:last-child { border-bottom: 1px solid var(--border); }
.service-item-num {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--muted);
  padding-top: 3px;
}
.service-item-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.service-item-body p {
  font-size: 0.9rem;
  color: var(--body);
  line-height: 1.7;
  max-width: 580px;
}
.service-item-link {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
  padding-top: 3px;
  transition: color 0.2s;
}
.service-item:hover .service-item-link { color: var(--blue); }
.service-item:hover { background: var(--warm-gray); margin: 0 -24px; padding: 32px 24px; }

/* Services full page */
.service-block {
  padding: 72px 0;
  border-bottom: 1px solid var(--border);
}
.service-block:first-of-type { border-top: 1px solid var(--border); }
.service-block-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 64px;
  align-items: start;
}
.service-block-meta {}
.service-block-num {
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.1em;
  color: var(--muted); margin-bottom: 12px; display: block;
}
.service-block-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 500;
  color: var(--text);
  line-height: 1.15;
  margin-bottom: 20px;
}
.service-block-tag {
  font-size: 0.75rem; font-weight: 600;
  color: var(--blue); background: var(--blue-light);
  padding: 4px 10px; display: inline-block;
}
.service-block-desc { font-size: 0.95rem; color: var(--body); line-height: 1.8; margin-bottom: 28px; }
.service-block-includes h4 {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 16px;
}
.service-block-includes ul { display: flex; flex-direction: column; gap: 10px; }
.service-block-includes li {
  font-size: 0.875rem; color: var(--body); line-height: 1.6;
  display: flex; gap: 12px; align-items: baseline;
}
.service-block-includes li::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--blue);
  flex-shrink: 0;
  margin-top: 8px;
}

/* ── Industries grid ────────────────────────────────────── */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.industry-cell {
  padding: 32px 28px;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
}
.industry-cell-name {
  font-size: 0.95rem; font-weight: 600; color: var(--text); margin-bottom: 6px;
}
.industry-cell-examples {
  font-size: 0.78rem; color: var(--muted); margin-bottom: 12px;
}
.industry-cell-pain {
  font-size: 0.85rem; color: var(--body); line-height: 1.65;
}

/* ── Process timeline ───────────────────────────────────── */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--border-dark);
  margin-top: 48px;
}
.process-step {
  padding: 40px 28px;
  border-right: 1px solid var(--border-dark);
}
.process-step:last-child { border-right: none; }
.process-step-num {
  font-size: 0.65rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(255,255,255,.35);
  margin-bottom: 20px; display: block;
}
.process-step-phase {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem; font-weight: 500;
  color: var(--white); line-height: 1.2;
  margin-bottom: 12px;
}
.process-step-timing {
  font-size: 0.72rem; font-weight: 600; color: rgba(255,255,255,.35);
  letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 16px;
}
.process-step-desc {
  font-size: 0.875rem; color: rgba(255,255,255,.5); line-height: 1.7;
}

/* ── Stat row ───────────────────────────────────────────── */
.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.stat-cell {
  padding: 48px 40px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stat-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3.5rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}
.stat-label { font-size: 0.875rem; color: var(--body); line-height: 1.6; }

/* ── Case study block ───────────────────────────────────── */
.case-block {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 0;
  border: 1px solid var(--border);
}
.case-block-meta {
  padding: 40px;
  background: var(--warm-gray);
  border-right: 1px solid var(--border);
}
.case-block-meta .overline { margin-bottom: 24px; }
.case-block-meta-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem; font-weight: 500; color: var(--text); line-height: 1.2;
  margin-bottom: 16px;
}
.case-block-meta-type {
  font-size: 0.78rem; color: var(--muted);
}
.case-block-content { padding: 40px; }
.case-block-content p {
  font-size: 0.95rem; color: var(--body); line-height: 1.85; margin-bottom: 24px;
}
.case-block-content p:last-child { margin-bottom: 0; }
.case-block-results {
  display: flex; flex-direction: column; gap: 12px; margin-top: 28px;
}
.case-result {
  display: flex; gap: 12px; align-items: baseline;
}
.case-result-val {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem; font-weight: 600; color: var(--text); flex-shrink: 0;
}
.case-result-desc { font-size: 0.85rem; color: var(--body); }

/* ── Testimonials ───────────────────────────────────────── */
.testimonial-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
.testimonial-cell {
  padding: 48px 44px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.testimonial-quote {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  font-weight: 400;
  font-style: italic;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 28px;
}
.testimonial-author {
  font-size: 0.78rem; font-weight: 600; color: var(--muted); letter-spacing: 0.03em;
}

/* ── CTA strip ──────────────────────────────────────────── */
.cta-strip {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 40px;
  padding: 64px 0;
  border-top: 1px solid var(--border-dark);
}
.cta-strip--light {
  border-top: 1px solid var(--border);
}
.cta-strip-body { color: var(--white); }
.cta-strip-body--dark { color: var(--text); }
.cta-strip-headline {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 500; line-height: 1.2;
  color: var(--white); margin-bottom: 8px;
}
.cta-strip-headline--dark { color: var(--text); }
.cta-strip-sub {
  font-size: 0.9rem; color: rgba(255,255,255,.5);
}
.cta-strip-sub--dark { color: var(--body); }
.cta-strip-actions { display: flex; gap: 12px; align-items: center; flex-shrink: 0; }

/* ── FAQ ────────────────────────────────────────────────── */
.faq-list { display: flex; flex-direction: column; }
.faq-item { border-top: 1px solid var(--border); }
.faq-item:last-child { border-bottom: 1px solid var(--border); }
.faq-q {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 0; cursor: pointer; gap: 20px;
}
.faq-q h4 {
  font-size: 0.95rem; font-weight: 600; color: var(--text); letter-spacing: -0.01em;
}
.faq-toggle {
  width: 18px; height: 18px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: var(--muted); transition: transform 0.2s;
}
.faq-item.open .faq-toggle { transform: rotate(45deg); color: var(--blue); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-a-inner {
  padding: 0 0 22px;
  font-size: 0.9rem; color: var(--body); line-height: 1.8;
}

/* ── Contact ────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 0;
  border: 1px solid var(--border);
}
.contact-info {
  padding: 48px 40px;
  background: var(--warm-gray);
  border-right: 1px solid var(--border);
}
.contact-info h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.75rem; font-weight: 500; color: var(--text);
  line-height: 1.2; margin-bottom: 16px;
}
.contact-info p { font-size: 0.9rem; color: var(--body); line-height: 1.75; margin-bottom: 28px; }
.contact-detail {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.875rem; color: var(--body); margin-bottom: 10px;
}
.contact-detail a { color: var(--blue); }
.contact-form-wrap { padding: 48px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--body); margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 11px 14px;
  background: var(--warm-white); border: 1px solid var(--border);
  border-radius: 0; color: var(--text); font-size: 0.9rem;
  font-family: inherit; transition: border-color 0.2s; outline: none;
}
.form-group select {
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239ca3af' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
  background-color: var(--warm-white); padding-right: 36px;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--navy); background: var(--white); }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--muted); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-submit { justify-content: center; }

/* ── Section header ─────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 56px;
}
.section-header--dark { border-bottom-color: var(--border-dark); }
.section-header-left .overline { margin-bottom: 8px; }
.section-header-title { color: var(--text); margin-bottom: 0; }
.section-header-title--light { color: var(--white); }

/* ── Footer ─────────────────────────────────────────────── */
.footer { background: var(--navy); padding: 72px 0 40px; }
.footer-main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--border-dark);
  margin-bottom: 32px;
}
.footer-brand { }
.footer-logo {
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--white); margin-bottom: 12px;
  display: block;
}
.footer-tagline { font-size: 0.85rem; color: rgba(255,255,255,.35); line-height: 1.6; max-width: 240px; }
.footer-col-title {
  font-size: 0.65rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(255,255,255,.3);
  margin-bottom: 16px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.85rem; color: rgba(255,255,255,.5); transition: color 0.2s;
}
.footer-links a:hover { color: var(--white); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.footer-copy { font-size: 0.78rem; color: rgba(255,255,255,.25); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: 0.78rem; color: rgba(255,255,255,.25); transition: color 0.2s; }
.footer-legal a:hover { color: rgba(255,255,255,.5); }

/* ── Utilities ──────────────────────────────────────────── */
.text-center { text-align: center; }
.text-white  { color: var(--white); }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-48 { margin-bottom: 48px; }
.flex-gap { display: flex; gap: 12px; flex-wrap: wrap; }
.max-600 { max-width: 600px; }
.max-720 { max-width: 720px; }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .container, .container--sm { padding: 0 32px; }
  .hero-bar-grid { grid-template-columns: repeat(2, 1fr); }
  .split, .split--40-60, .split--60-40 { grid-template-columns: 1fr; gap: 48px; }
  .split-rule { grid-template-columns: 1fr; }
  .split-rule-left { border-right: none; border-bottom: 1px solid var(--border); padding-right: 0; padding-bottom: 48px; }
  .split-rule-right { padding-left: 0; padding-top: 48px; }
  .service-block-grid { grid-template-columns: 1fr; gap: 32px; }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-row { grid-template-columns: repeat(3, 1fr); }
  .case-block { grid-template-columns: 1fr; }
  .case-block-meta { border-right: none; border-bottom: 1px solid var(--border); }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-info { border-right: none; border-bottom: 1px solid var(--border); }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 40px; }
  .testimonial-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .container, .container--sm { padding: 0 20px; }
  .section, .section--lg { padding: 64px 0; }
  .section--sm { padding: 48px 0; }
  .nav-links { display: none; }
  .nav-cta.desktop { display: none; }
  .hamburger { display: flex; }
  .hero { min-height: auto; }
  .hero-top { padding: 110px 0 56px; }
  .hero-bar-grid { grid-template-columns: repeat(2, 1fr); gap: 0; }
  .page-hero { padding-top: 110px; padding-bottom: 48px; }
  .service-item { grid-template-columns: 48px 1fr; }
  .service-item-link { display: none; }
  .service-item:hover { margin: 0; padding: 32px 0; background: transparent; }
  .industries-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .process-step { border-right: none; border-bottom: 1px solid var(--border-dark); }
  .stat-row { grid-template-columns: 1fr; }
  .cta-strip { grid-template-columns: 1fr; gap: 28px; }
  .footer-main { grid-template-columns: 1fr; gap: 32px; }
  .contact-form-wrap { padding: 32px 24px; }
  .contact-info { padding: 32px 24px; }
  .form-row { grid-template-columns: 1fr; }
  .section-header { flex-direction: column; align-items: flex-start; gap: 16px; }
}