/* ═══════════════════════════════════════════════════════
   OCHEMS LLC — Unified Stylesheet v2
   Dark luxury · Gold accent · Editorial
   ═══════════════════════════════════════════════════════ */

/* ── DESIGN TOKENS ── */
:root {
  --gold:          #C9A35A;
  --gold-light:    #DDBA78;
  --gold-dim:      rgba(201,163,90,0.45);
  --gold-pale:     rgba(201,163,90,0.10);
  --gold-faint:    rgba(201,163,90,0.05);
  --border-gold:   rgba(201,163,90,0.18);
  --border-gold-s: rgba(201,163,90,0.08);
  --surface-0:     #0D1018;
  --surface-1:     #13171F;
  --surface-2:     #181D27;
  --surface-3:     #1E2430;
  --accent-deep:   #0A0F1A;
  --accent-mid:    #0F1520;
  --text-primary:  #EDF1F7;
  --text-secondary:rgba(237,241,247,0.58);
  --text-muted:    rgba(237,241,247,0.36);
  --text-lo:       rgba(237,241,247,0.24);
  --border-grey:   rgba(237,241,247,0.07);
  --border-hi:     rgba(237,241,247,0.12);
  --grey-100:      rgba(237,241,247,0.04);
  --grey-150:      rgba(237,241,247,0.06);
  --ff-serif:      'Syne', sans-serif;
  --ff-body:       'DM Sans', sans-serif;
  --r-md:          4px;
  --section-px:    clamp(24px, 5vw, 72px);
  --section-py:    clamp(64px, 8vw, 112px);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--surface-0); color: var(--text-primary);
  font-family: var(--ff-body); font-size: 15px; line-height: 1.7;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── SCROLL PROGRESS ── */
#scroll-progress {
  position: fixed; top: 0; left: 0; z-index: 1000;
  height: 1.5px; width: 0%;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  transition: width 0.1s linear; pointer-events: none;
}

/* ══════════════════════
   NAV
   ══════════════════════ */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  display: flex; align-items: center; justify-content: space-between;
  gap: clamp(8px, 1.5vw, 24px);
  padding: 10px var(--section-px); height: 104px;
  background: rgba(10,13,20,0.82);
  backdrop-filter: blur(18px) saturate(1.5);
  -webkit-backdrop-filter: blur(18px) saturate(1.5);
  border-bottom: 0.5px solid var(--border-grey);
  transition: background 0.35s, border-color 0.35s;
}
#nav.scrolled { background: rgba(10,13,20,0.97); border-bottom-color: var(--border-gold); }
#nav.hero-nav { background: transparent; border-bottom-color: transparent; }
#nav.hero-nav.scrolled { background: rgba(10,13,20,0.97); border-bottom-color: var(--border-gold); }

.nav-logo {
  font-family: var(--ff-serif); font-size: 18px; font-weight: 600;
  letter-spacing: 0.07em; color: var(--text-primary); flex-shrink: 0;
  display: flex; align-items: center; justify-content: flex-start;
  height: 100%; min-width: 0; padding: 0; margin: 0;
  background: none; border: none; text-decoration: none;
}
.nav-logo span { color: var(--gold); }
.nav-logo-img {
  height: 90px;
  width: auto;
  max-width: min(38vw, 320px);
  display: block;
  object-fit: contain;
  object-position: left center;
  filter: drop-shadow(0 0 12px rgba(201,163,90,0.35));
  transition: filter 0.3s ease;
}
.nav-logo-img:hover { filter: drop-shadow(0 0 20px rgba(201,163,90,0.55)); }
.nav-links { display: flex; align-items: center; gap: clamp(18px, 2.5vw, 38px); height: 100%; margin-left: auto; }
.nav-links a {
  font-family: var(--ff-body); font-size: 11px; font-weight: 400;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-secondary);
  position: relative; padding-bottom: 2px; transition: color 0.2s;
  display: flex; align-items: center; white-space: nowrap;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -1px; left: 0;
  width: 0; height: 0.5px; background: var(--gold); transition: width 0.3s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-cta {
  font-family: var(--ff-body); font-size: 10.5px; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--gold);
  border: 0.5px solid var(--border-gold); padding: 0 18px; white-space: nowrap;
  min-height: 42px; display: flex; align-items: center; justify-content: center;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.nav-cta:hover { background: var(--gold-pale); color: var(--gold-light); border-color: var(--gold-dim); }
.nav-hamburger {
  display: none; flex-direction: column; justify-content: center; align-items: center;
  gap: 5px; background: none; border: none; cursor: pointer; padding: 8px 4px;
  height: 100%; margin-left: auto;
}
.nav-hamburger span { display: block; width: 22px; height: 1.5px; background: var(--text-primary); transition: 0.3s ease; }
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.nav-mobile-overlay {
  display: none; position: fixed; inset: 0; z-index: 950;
  background: rgba(8,11,18,0.98); backdrop-filter: blur(20px);
  flex-direction: column; align-items: center; justify-content: center; gap: 28px;
}
.nav-mobile-overlay.open { display: flex; }
.nav-mobile-overlay a {
  font-family: var(--ff-serif); font-size: 22px; font-weight: 400;
  letter-spacing: 0.06em; color: var(--text-secondary); transition: color 0.2s;
}
.nav-mobile-overlay a:hover { color: var(--gold); }
.nav-mobile-close {
  position: absolute; top: 24px; right: var(--section-px);
  background: none; border: none; color: var(--text-secondary);
  font-size: 22px; cursor: pointer; transition: color 0.2s;
}
.nav-mobile-close:hover { color: var(--gold); }

/* ══════════════════════
   COVER HERO — compact
   ══════════════════════ */
.cover-hero {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; justify-content: flex-end;
  min-height: 72vh;
  padding: clamp(140px, 18vw, 200px) var(--section-px) clamp(40px, 5vw, 64px);
}
.cover-hero-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover; object-position: center 40%;
  filter: brightness(0.26) saturate(0.4);
}
.cover-hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(10,13,20,0.55) 0%, rgba(10,13,20,0) 30%, rgba(10,13,20,0.92) 100%);
}
.cover-hero-grid {
  position: absolute; inset: 0; z-index: 2;
  background-image: linear-gradient(rgba(201,163,90,0.025) 1px,transparent 1px), linear-gradient(90deg,rgba(201,163,90,0.025) 1px,transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 60%, black 20%, transparent 100%);
}
.cover-hero-line {
  position: absolute; left: var(--section-px); top: 0; bottom: 0; z-index: 3;
  width: 0.5px; background: linear-gradient(180deg,transparent,var(--gold) 45%,transparent); opacity: 0.18;
}
.cover-hero-content { position: relative; z-index: 4; max-width: 820px; }
.cover-hero-tag, .hero-eyebrow {
  font-family: var(--ff-body); font-size: 10.5px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 20px;
  display: flex; align-items: center; gap: 16px;
  animation: heroFade 0.9s ease 0.2s both;
}
.cover-hero-tag::before, .hero-eyebrow::before {
  content: ''; display: block; width: 36px; height: 0.5px;
  background: var(--gold); opacity: 0.8; flex-shrink: 0;
}
/* ── Titres cover-hero — taille unifiée sur tout le site ── */
.cover-hero h1 {
  font-family: var(--ff-serif); font-size: clamp(32px, 4.8vw, 68px);
  font-weight: 300; line-height: 1.05; letter-spacing: -0.03em; margin-bottom: 20px;
  color: #F2F5F9; animation: heroFade 0.9s ease 0.35s both;
}
.cover-hero h1 em { font-style: normal; color: var(--gold-light); font-weight: 300; }
.cover-hero-sub {
  font-family: var(--ff-body); font-size: 14px; font-weight: 300;
  color: rgba(242,245,249,0.6); max-width: 500px; line-height: 1.85;
  animation: heroFade 0.9s ease 0.5s both;
}
@keyframes heroFade { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

/* ── Cover hero responsive ── */
@media (max-width: 960px) {
  .cover-hero { min-height: 65vh; }
}
@media (max-width: 680px) {
  .cover-hero {
    min-height: 75vh;
    padding-left: 22px; padding-right: 22px;
    padding-bottom: clamp(40px, 8vw, 64px);
  }
  .cover-hero h1 {
    font-size: clamp(28px, 7.5vw, 42px);
    white-space: normal;
  }
  .cover-hero-sub {
    font-size: 13.5px;
    max-width: 100%;
    line-height: 1.75;
  }
  .cover-hero-tag, .hero-eyebrow { font-size: 9px; letter-spacing: 0.18em; margin-bottom: 16px; }
}

/* ══════════════════════
   FULL-PAGE HERO (index)
   ══════════════════════ */
.hero {
  min-height: 100vh; position: relative; overflow: hidden;
  display: flex; align-items: flex-end;
  padding: 0 var(--section-px) clamp(56px, 8vw, 96px);
}
.hero-video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; filter: brightness(0.25) saturate(0.4);
}
.hero-video-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(10,13,20,0.4) 0%, rgba(10,13,20,0) 40%, rgba(10,13,20,0.88) 100%);
}
.hero-grid {
  position: absolute; inset: 0; z-index: 2;
  background-image: linear-gradient(rgba(201,163,90,0.025) 1px,transparent 1px), linear-gradient(90deg,rgba(201,163,90,0.025) 1px,transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 100% 100% at 30% 60%, black 0%, transparent 75%);
}
.hero-line {
  position: absolute; left: var(--section-px); top: 0; bottom: 0; z-index: 3;
  width: 0.5px; background: linear-gradient(180deg,transparent,var(--gold) 45%,transparent); opacity: 0.2;
}
.hero-content { position: relative; z-index: 4; max-width: 820px; }
.hero-tag {
  font-family: var(--ff-body); font-size: 10.5px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 24px; display: flex; align-items: center; gap: 16px;
  animation: heroFade 0.9s ease 0.3s both;
}
.hero-tag::before { content: ''; display: block; width: 36px; height: 0.5px; background: var(--gold); opacity: 0.8; }
.hero-title {
  font-family: var(--ff-serif);
  font-weight: 300; color: #F2F5F9; margin-bottom: 24px;
  animation: heroFade 0.9s ease 0.45s both;
}
.hero-title em { font-style: italic; color: var(--gold-light); }
.hero-sub {
  font-family: var(--ff-body); font-size: 15px; font-weight: 300;
  color: rgba(242,245,249,0.6); max-width: 500px; line-height: 1.9; margin-bottom: 36px;
  animation: heroFade 0.9s ease 0.6s both;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; animation: heroFade 0.9s ease 0.75s both; }

/* ══════════════════════
   SECTION STRUCTURE
   ══════════════════════ */
section { padding: var(--section-py) var(--section-px); }
section:nth-of-type(even) { background: var(--surface-2); }
.section-tag {
  font-family: var(--ff-body); font-size: 10px; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 20px; display: flex; align-items: center; gap: 14px;
}
.section-tag::before { content: ''; display: block; width: 32px; height: 0.5px; background: var(--gold); opacity: 0.7; flex-shrink: 0; }
.section-title {
  font-family: var(--ff-serif); font-size: clamp(26px, 3vw, 46px);
  font-weight: 300; line-height: 1.1; letter-spacing: -0.02em; color: var(--text-primary);
}
.section-title em { font-style: normal; color: var(--gold-light); }
.section-lead {
  font-family: var(--ff-body); font-size: 15px; font-weight: 300;
  color: var(--text-secondary); line-height: 1.85; max-width: 560px; margin-top: 18px;
}

/* ══════════════════════
   BUTTONS
   ══════════════════════ */
.btn-primary {
  display: inline-flex; align-items: center; width: auto;
  font-family: var(--ff-body); font-size: 11px; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--surface-0); background: var(--gold);
  padding: 13px 28px; border: none; cursor: pointer; transition: background 0.2s;
}
.btn-primary:hover { background: var(--gold-light); }
.btn-ghost, .btn-outline {
  display: inline-flex; align-items: center; width: auto;
  font-family: var(--ff-body); font-size: 11px; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-secondary);
  border: 0.5px solid var(--border-hi); padding: 13px 28px;
  background: transparent; cursor: pointer; transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.btn-ghost:hover, .btn-outline:hover { color: var(--gold); border-color: var(--border-gold); background: var(--gold-faint); }

/* ══════════════════════
   ABOUT
   ══════════════════════ */
#about { background: var(--surface-1); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(40px,6vw,100px); align-items: start;
  margin-top: clamp(40px,5vw,72px);
}
.about-text { display: flex; flex-direction: column; gap: 20px; }
.about-text p { font-size: 15px; font-weight: 300; color: var(--text-secondary); line-height: 1.95; }
.about-text p strong { color: var(--text-primary); font-weight: 500; }
.pull-quote {
  border-left: 2px solid var(--gold); padding: 18px 22px; margin: 4px 0;
  font-family: var(--ff-serif); font-size: clamp(14px,1.3vw,17px);
  font-style: italic; font-weight: 300; color: var(--text-primary); line-height: 1.6;
  background: var(--gold-faint);
}
.about-image-stack { position: relative; }
.about-img.main { overflow: hidden; }
.about-img.main img {
  width: 100%; height: clamp(280px,38vw,500px); object-fit: cover;
  filter: brightness(0.82) saturate(0.75); transition: transform 8s ease;
}
.about-img.main:hover img { transform: scale(1.04); }

/* ══════════════════════
   SHARED EYEBROW (network)
   ══════════════════════ */
.s-eyebrow {
  font-family: var(--ff-body); font-size: 10px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--gold); display: flex; align-items: center; gap: 14px;
}
.s-eyebrow::before { content: ''; display: block; width: 28px; height: 0.5px; background: var(--gold); opacity: 0.7; flex-shrink: 0; }

/* ══════════════════════
   SECTORS
   ══════════════════════ */
#sectors { padding: 0 var(--section-px) var(--section-py); background: var(--surface-0); }
.sectors-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--border-grey); border: 0.5px solid var(--border-grey);
  margin-top: clamp(36px,4.5vw,60px);
}
.sector-card { position: relative; overflow: hidden; aspect-ratio: 4/3; cursor: pointer; }
.sector-card img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  filter: brightness(0.45) saturate(0.5); transition: filter 0.4s, transform 8s ease;
}
.sector-card:hover img { filter: brightness(0.62) saturate(0.8); transform: scale(1.06); }
.sector-card-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, transparent 30%, rgba(10,13,20,0.9) 100%);
}
.sector-card-content {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: clamp(18px,2.5vw,32px);
}
.sector-card-tag { font-size: 9.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 8px; }
.sector-card h3 {
  font-family: var(--ff-serif); font-size: clamp(15px,1.7vw,21px);
  font-weight: 400; color: var(--text-primary); margin-bottom: 7px; line-height: 1.25;
}
.sector-card p {
  font-size: 12.5px; font-weight: 300; color: var(--text-secondary); line-height: 1.7;
  max-height: 0; overflow: hidden; transition: max-height 0.4s ease, opacity 0.3s; opacity: 0;
}
.sector-card:hover p { max-height: 80px; opacity: 1; }
.sector-card-arrow {
  font-size: 11px; letter-spacing: 0.14em; color: var(--gold); margin-top: 12px;
  opacity: 0; transform: translateX(-6px); transition: opacity 0.3s, transform 0.3s;
}
.sector-card:hover .sector-card-arrow { opacity: 1; transform: none; }

.sector-detail-panel {
  display: none; border-top: 0.5px solid var(--border-gold);
  margin-top: 1px; background: var(--surface-2);
  animation: panelSlide 0.35s ease;
}
.sector-detail-panel.active { display: block; }
@keyframes panelSlide { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
.sector-detail-inner {
  padding: clamp(28px,3.5vw,56px) var(--section-px);
  display: grid; grid-template-columns: 1fr 320px; gap: clamp(36px,4.5vw,72px);
}
.sdp-close-row { grid-column: 1/-1; display: flex; justify-content: flex-end; margin-bottom: 4px; }
.sdp-close-row button {
  background: none; border: 0.5px solid var(--border-grey);
  color: var(--text-muted); font-size: 11px; letter-spacing: 0.12em;
  padding: 7px 14px; cursor: pointer; transition: color 0.2s, border-color 0.2s;
}
.sdp-close-row button:hover { color: var(--gold); border-color: var(--border-gold); }
.sdp-main h3 {
  font-family: var(--ff-serif); font-size: clamp(20px,2.2vw,30px);
  font-weight: 300; color: var(--text-primary); margin-bottom: 18px;
}
.sdp-main p { font-size: 14px; font-weight: 300; color: var(--text-secondary); line-height: 1.95; margin-bottom: 14px; }
.sdp-aside { display: flex; flex-direction: column; gap: 16px; }
.sdp-block { padding: 20px; border: 0.5px solid var(--border-grey); background: var(--surface-1); }
.sdp-block h4 { font-family: var(--ff-body); font-size: 9.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 10px; }
.sdp-block p { font-size: 13px; font-weight: 300; color: var(--text-secondary); line-height: 1.75; }

#why { background: var(--surface-1); }
.why-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--border-grey); border: 0.5px solid var(--border-grey);
  margin-top: clamp(36px,4.5vw,60px);
}
.why-card {
  background: var(--surface-0); padding: clamp(26px,3vw,42px) clamp(22px,2.5vw,34px);
  position: relative; transition: background 0.3s;
}
.why-card:hover { background: var(--surface-2); }
.why-card::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 1.5px; background: var(--gold); transition: width 0.5s ease;
}
.why-card:hover::after { width: 100%; }
.why-num { font-family: var(--ff-serif); font-size: 11px; letter-spacing: 0.2em; color: var(--gold); margin-bottom: 18px; display: block; }
.why-card h3 { font-family: var(--ff-serif); font-size: clamp(15px,1.5vw,19px); font-weight: 400; color: var(--text-primary); margin-bottom: 11px; line-height: 1.3; }
.why-card p { font-size: 13px; font-weight: 300; color: var(--text-secondary); line-height: 1.85; }

/* ══════════════════════
   NETWORK PAGE
   ══════════════════════ */
.s-statement {
  background: var(--accent-deep); padding: clamp(56px,7vw,96px) var(--section-px);
  border-bottom: 0.5px solid var(--border-gold-s); position: relative;
}
.s-statement::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 60% 80% at 0% 100%, rgba(201,163,90,0.05) 0%, transparent 60%);
}
.s-statement-inner {
  max-width: 960px; margin: 0 auto;
  display: grid; grid-template-columns: 180px 1fr; gap: 0 64px; align-items: start;
  position: relative; z-index: 1;
}
.s-statement-left { padding-top: 4px; }
.s-statement-left .s-eyebrow { margin-bottom: 24px; }
.s-statement-divider { width: 0.5px; height: 48px; margin-top: 14px; background: linear-gradient(180deg, var(--gold) 0%, transparent 100%); opacity: 0.28; }
.s-statement-body {
  font-family: var(--ff-serif); font-size: clamp(17px,1.6vw,24px);
  font-weight: 300; font-style: italic; color: var(--text-primary); line-height: 1.75; max-width: 640px;
}
.s-statement-body strong { font-weight: 400; font-style: normal; color: #F2F5F9; }

.s-engagements {
  background: var(--accent-mid); padding: clamp(56px,7vw,96px) var(--section-px); position: relative;
}
.s-engagements::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 70% 50% at 100% 0%, rgba(201,163,90,0.04) 0%, transparent 60%);
}
.s-engagements-inner { max-width: 1100px; margin: 0 auto; position: relative; z-index: 1; }
.s-engagements-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  flex-wrap: wrap; gap: 16px; margin-bottom: clamp(36px,4.5vw,60px);
  border-bottom: 0.5px solid var(--border-gold-s); padding-bottom: 24px;
}
.s-engagements-title {
  font-family: var(--ff-serif); font-size: clamp(22px,2.2vw,34px);
  font-weight: 300; color: var(--text-primary); letter-spacing: -0.02em; line-height: 1.15; margin-top: 14px;
}
.s-engagements-note {
  font-family: var(--ff-body); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-muted); text-align: right; max-width: 220px; line-height: 1.7;
}
.eng-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(201,163,90,0.07); }
.eng-card {
  background: var(--accent-mid); padding: clamp(26px,3vw,40px) clamp(22px,3vw,40px);
  transition: background 0.25s; display: flex; flex-direction: column;
  position: relative; overflow: hidden;
}
.eng-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 0; height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light)); transition: width 0.5s ease;
}
.eng-card:hover { background: var(--surface-2); }
.eng-card:hover::before { width: 100%; }
.eng-card--full { grid-column: 1 / -1; }
.eng-tag {
  font-family: var(--ff-body); font-size: 9.5px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 16px; display: flex; align-items: center; gap: 10px;
}
.eng-tag::before { content: ''; display: block; width: 16px; height: 0.5px; background: var(--gold); opacity: 0.6; flex-shrink: 0; }
.eng-body { font-family: var(--ff-body); font-size: 13.5px; font-weight: 300; color: var(--text-secondary); line-height: 1.85; flex: 1; margin-bottom: 18px; }
.eng-footer { display: flex; align-items: center; gap: 12px; margin-top: auto; }
.eng-region, .eng-type { font-family: var(--ff-body); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-lo); }
.eng-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--border-gold); flex-shrink: 0; }

/* Colour accent: sector left borders */
.eng-card:nth-child(1),
.eng-card:nth-child(2),
.eng-card:nth-child(3) { border-left: 2px solid rgba(100,165,225,0.28); }  /* aviation: blue */
.eng-card:nth-child(4) { border-left: 2px solid rgba(201,140,40,0.35); }   /* oil: amber */
.eng-card:nth-child(5) { border-left: 2px solid rgba(72,180,140,0.28); }   /* medical: teal */
.eng-card:nth-child(6) { border-left: 2px solid rgba(200,80,150,0.25); }   /* music: pink */
.eng-card:nth-child(7) { border-left: 2px solid rgba(201,163,90,0.38); }   /* minerals: gold */

.s-cta {
  background: var(--surface-2); padding: clamp(64px,8vw,112px) var(--section-px);
  text-align: center; position: relative; overflow: hidden;
}
.s-cta::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 60% 70% at 50% 50%, rgba(201,163,90,0.04) 0%, transparent 70%);
}
.s-cta > * { position: relative; z-index: 1; }
.s-cta-eyebrow { justify-content: center; margin-bottom: 22px; }
.s-cta-title { font-family: var(--ff-serif); font-size: clamp(24px,2.8vw,42px); font-weight: 300; letter-spacing: -0.025em; line-height: 1.1; color: var(--text-primary); margin-bottom: 18px; }
.s-cta-title em { font-style: italic; color: var(--gold); }
.s-cta-sub { font-family: var(--ff-body); font-size: 14.5px; font-weight: 300; color: var(--text-secondary); max-width: 420px; margin: 0 auto 40px; line-height: 1.85; }

/* ══════════════════════
   SERVICES PAGE
   ══════════════════════ */
#services { background: var(--surface-0); padding-top: 0; }
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--border-grey); border: 0.5px solid var(--border-grey);
  margin-top: clamp(36px,4.5vw,64px);
}
.service-card {
  background: var(--surface-0); padding: clamp(28px,3.5vw,48px) clamp(22px,2.8vw,38px);
  position: relative; overflow: hidden; transition: background 0.3s;
}
.service-card:hover { background: var(--surface-2); }
.service-card::after { content: ''; position: absolute; top: 0; left: 0; width: 1.5px; height: 0; background: var(--gold); transition: height 0.5s ease; }
.service-card:hover::after { height: 100%; }
.service-card-bg-num {
  position: absolute; top: -10px; right: 18px;
  font-family: var(--ff-serif); font-size: clamp(72px,8.5vw,120px); font-weight: 700;
  color: var(--grey-100); line-height: 1; pointer-events: none; user-select: none;
  transition: color 0.3s; letter-spacing: -0.04em;
}
.service-card:hover .service-card-bg-num { color: var(--grey-150); }
.service-num { font-family: var(--ff-body); font-size: 10px; color: var(--gold); letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 22px; display: block; position: relative; z-index: 1; }
.service-card h3 { font-family: var(--ff-serif); font-size: clamp(17px,1.7vw,22px); font-weight: 400; line-height: 1.25; margin-bottom: 13px; color: var(--text-primary); position: relative; z-index: 1; }
.service-card > p { font-size: 13px; font-weight: 300; color: var(--text-secondary); line-height: 1.9; margin-bottom: 22px; position: relative; z-index: 1; }
.service-divider { height: 0.5px; background: var(--border-grey); margin: 0 0 18px; position: relative; z-index: 1; }
.service-list { list-style: none; display: flex; flex-direction: column; gap: 9px; position: relative; z-index: 1; }
.service-list li { font-size: 12.5px; color: var(--text-muted); display: flex; align-items: flex-start; gap: 10px; line-height: 1.6; }
.service-list li::before { content: '—'; color: var(--gold); flex-shrink: 0; margin-top: 1px; }

#approach { background: var(--surface-2); }
.approach-lead {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px,4.5vw,72px); align-items: center;
  margin-top: clamp(36px,4.5vw,64px);
}
.approach-lead-img { position: relative; overflow: hidden; }
.approach-lead-img img { width: 100%; height: clamp(260px,33vw,400px); object-fit: cover; filter: brightness(0.75) saturate(0.7); display: block; transition: transform 8s ease; }
.approach-lead-img:hover img { transform: scale(1.04); }
.approach-lead-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,12,18,0.78) 0%, transparent 65%); display: flex; align-items: center; padding: clamp(24px,3.5vw,40px); }
.approach-lead-overlay blockquote { font-family: var(--ff-serif); font-size: clamp(14px,1.5vw,20px); font-weight: 300; font-style: italic; color: #F0F3F7; line-height: 1.45; border-left: 2px solid var(--gold); padding-left: 18px; max-width: 280px; }
.approach-lead-overlay blockquote em { color: var(--gold-light); font-style: normal; }
.approach-lead-text p { font-size: 14px; font-weight: 300; color: var(--text-secondary); line-height: 1.95; margin-bottom: 14px; }
.approach-lead-text p strong { color: var(--text-primary); font-weight: 500; }

.process-timeline {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 1px; background: var(--border-grey); border: 0.5px solid var(--border-grey);
  margin-top: clamp(32px,4vw,56px);
}
.process-step-v2 { background: var(--surface-0); padding: clamp(24px,3vw,40px) clamp(18px,2.2vw,28px); position: relative; overflow: hidden; transition: background 0.3s; }
.process-step-v2:hover { background: var(--surface-1); }
.process-step-v2::after { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 2px; background: linear-gradient(90deg, var(--gold), var(--gold-light)); transform: scaleX(0); transform-origin: left; transition: transform 0.5s ease; }
.process-step-v2:hover::after { transform: scaleX(1); }
.ps2-num { font-family: var(--ff-serif); font-size: clamp(26px,2.8vw,40px); font-weight: 300; color: var(--grey-150); line-height: 1; margin-bottom: 14px; }
.ps2-label { font-size: 9.5px; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 9px; }
.process-step-v2 h4 { font-family: var(--ff-serif); font-size: clamp(13px,1.3vw,16px); font-weight: 400; color: var(--text-primary); line-height: 1.35; margin-bottom: 9px; }
.process-step-v2 p { font-size: 12px; font-weight: 300; color: var(--text-secondary); line-height: 1.85; }

#engagement { background: var(--surface-0); }
.engagement-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border-grey); border: 0.5px solid var(--border-grey); margin-top: clamp(36px,4.5vw,64px); }
.engagement-block { background: var(--surface-1); padding: clamp(28px,3.5vw,48px) clamp(24px,3vw,44px); position: relative; overflow: hidden; transition: background 0.3s; }
.engagement-block:hover { background: var(--surface-0); }
.engagement-block::before { content: ''; position: absolute; top: 0; left: 0; width: 2px; height: 0; background: var(--gold); transition: height 0.5s ease; }
.engagement-block:hover::before { height: 100%; }
.eb-tag { font-size: 10px; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 13px; display: block; }
.engagement-block h3 { font-family: var(--ff-serif); font-size: clamp(18px,1.8vw,24px); font-weight: 400; color: var(--text-primary); margin-bottom: 13px; line-height: 1.25; }
.engagement-block p { font-size: 13px; font-weight: 300; color: var(--text-secondary); line-height: 1.85; }
.engagement-list { list-style: none; display: flex; flex-direction: column; gap: 9px; margin-top: 18px; }
.engagement-list li { font-size: 13px; color: var(--text-muted); display: flex; align-items: flex-start; gap: 10px; }
.engagement-list li::before { content: '—'; color: var(--gold); flex-shrink: 0; }

/* Confidentiality banner */
.confidentiality-banner { position: relative; overflow: hidden; background: #07090D; }
.conf-inner { display: grid; grid-template-columns: 1fr 1fr; min-height: 460px; }
.conf-left { position: relative; padding: clamp(44px,5.5vw,72px) clamp(28px,4.5vw,64px); display: flex; flex-direction: column; justify-content: space-between; gap: 28px; border-right: 0.5px solid rgba(201,163,90,0.12); overflow: hidden; }
.conf-left::before { content: ''; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(ellipse 80% 60% at 0% 100%, rgba(201,163,90,0.06) 0%, transparent 60%), radial-gradient(ellipse 50% 40% at 100% 0%, rgba(201,163,90,0.03) 0%, transparent 60%); }
.conf-left-grid { position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(201,163,90,0.03) 1px,transparent 1px), linear-gradient(90deg,rgba(201,163,90,0.03) 1px,transparent 1px); background-size: 48px 48px; mask-image: radial-gradient(ellipse 80% 80% at 20% 80%, black 20%, transparent 80%); }
.conf-eyebrow { font-family: var(--ff-body); font-size: 10px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--gold); display: flex; align-items: center; gap: 14px; position: relative; z-index: 1; }
.conf-eyebrow::before { content: ''; display: block; width: 28px; height: 0.5px; background: var(--gold); opacity: 0.7; }
.conf-headline { font-family: var(--ff-serif); font-size: clamp(26px,2.8vw,46px); font-weight: 300; line-height: 1.08; letter-spacing: -0.03em; color: #F2F5F9; position: relative; z-index: 1; margin: 0; }
.conf-headline em { font-style: italic; color: var(--gold); display: block; }
.conf-statement { font-family: var(--ff-body); font-size: 13.5px; font-weight: 300; color: rgba(240,243,247,0.5); line-height: 1.85; max-width: 360px; position: relative; z-index: 1; }
.conf-right { display: flex; flex-direction: column; }
.conf-item { padding: clamp(24px,3vw,40px) clamp(24px,3vw,44px); border-bottom: 0.5px solid rgba(201,163,90,0.07); position: relative; overflow: hidden; transition: background 0.3s; flex: 1; }
.conf-item:last-child { border-bottom: none; }
.conf-item::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 1.5px; background: linear-gradient(90deg, var(--gold), transparent); transition: width 0.5s ease; }
.conf-item:hover { background: rgba(201,163,90,0.03); }
.conf-item:hover::after { width: 100%; }
.conf-item-icon { width: 24px; height: 0.5px; background: var(--gold); opacity: 0.4; margin-bottom: 16px; }
.conf-item-title { font-family: var(--ff-body); font-size: 11px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(240,243,247,0.88); margin-bottom: 9px; }
.conf-item-text { font-family: var(--ff-body); font-size: 12.5px; font-weight: 300; color: rgba(240,243,247,0.38); line-height: 1.8; }

/* ══════════════════════
   CONTACT PAGE
   ══════════════════════ */
#contact { background: var(--surface-0); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: clamp(36px,5.5vw,80px); align-items: start; margin-top: clamp(28px,3.5vw,52px); }
.contact-map { display: flex; flex-direction: column; gap: 18px; }
.map-label { padding-bottom: 14px; border-bottom: 0.5px solid var(--border-grey); }
.map-label-tag { font-size: 9.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); display: block; margin-bottom: 9px; }
.map-label p { font-size: 13px; font-weight: 300; color: var(--text-secondary); line-height: 1.7; }
.map-frame { height: clamp(200px,27vw,340px); border: 0.5px solid var(--border-grey); overflow: hidden; }
.map-frame iframe { display: block; }
.contact-info-blocks { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border-grey); border: 0.5px solid var(--border-grey); margin-bottom: 36px; }
.cib { background: var(--surface-1); padding: clamp(18px,2.2vw,28px) clamp(18px,2.5vw,32px); position: relative; overflow: hidden; transition: background 0.3s; }
.cib:hover { background: var(--surface-0); }
.cib::before { content: ''; position: absolute; top: 0; left: 0; width: 2px; height: 0; background: var(--gold); transition: height 0.4s ease; }
.cib:hover::before { height: 100%; }
.cib-label { font-size: 9.5px; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 9px; display: block; }
.cib p { font-size: 13px; font-weight: 300; color: var(--text-secondary); line-height: 1.8; }
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 9.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-muted); }
.form-group input, .form-group select, .form-group textarea { background: var(--surface-1); border: 0.5px solid var(--border-grey); color: var(--text-primary); font-family: var(--ff-body); font-size: 13.5px; font-weight: 300; padding: 11px 14px; outline: none; transition: border-color 0.2s, background 0.2s; -webkit-appearance: none; appearance: none; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--border-gold); background: var(--surface-2); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-group textarea { min-height: 110px; resize: vertical; }
.form-group select { cursor: pointer; }
.form-group select option { background: var(--surface-2); }
.form-submit { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 14px; padding-top: 6px; }
.form-note { font-size: 11px; color: var(--text-muted); letter-spacing: 0.04em; }
.form-success { display: none; padding: 14px 18px; background: var(--gold-pale); border: 0.5px solid var(--border-gold); color: var(--gold-light); font-size: 13px; font-weight: 300; }
.form-success.visible { display: block; }

/* ══════════════════════
   INDEX — PRINCIPLES
   ══════════════════════ */
#principles { background: var(--surface-2); }
.principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border-grey); border: 0.5px solid var(--border-grey); margin-top: clamp(40px,5vw,72px); }
.principle-card { background: var(--surface-0); padding: clamp(28px,3.5vw,48px) clamp(22px,2.8vw,38px); position: relative; overflow: hidden; transition: background 0.3s; }
.principle-card:hover { background: var(--surface-2); }
.principle-card::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 1.5px; background: var(--gold); transition: width 0.5s ease; }
.principle-card:hover::after { width: 100%; }
.principle-num { display: inline-flex; width: 30px; height: 30px; align-items: center; justify-content: center; background: var(--surface-2); border: 0.5px solid var(--border-grey); border-radius: 50%; font-family: var(--ff-serif); font-size: 11px; color: var(--gold); margin-bottom: 18px; transition: background 0.2s, border-color 0.2s; }
.principle-card:hover .principle-num { background: rgba(201,163,90,0.1); border-color: var(--gold); }
.principle-card h3 { font-family: var(--ff-serif); font-size: clamp(16px,1.5vw,19px); font-weight: 400; color: var(--text-primary); margin-bottom: 11px; line-height: 1.35; }
.principle-card p { font-size: 13px; font-weight: 300; color: var(--text-secondary); line-height: 1.8; }

/* ══════════════════════
   FOOTER
   ══════════════════════ */
footer { background: var(--accent-deep); border-top: 0.5px solid var(--border-gold-s); padding: clamp(44px,5.5vw,72px) var(--section-px) 0; }

/* Desktop + tablet: logo left, 3 columns pushed right */
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: clamp(36px,4.5vw,56px);
  border-bottom: 0.5px solid var(--border-gold-s);
}
.footer-brand {
  display: flex; flex-direction: column; align-items: flex-start; flex-shrink: 0;
  padding-right: clamp(28px,4vw,56px);
  border-right: 0.5px solid rgba(201,163,90,0.18);
}
.footer-logo-img {
  height: 80px;
  width: auto;
  max-width: min(36vw, 280px);
  display: block;
  object-fit: contain;
  object-position: left center;
  filter: drop-shadow(0 0 10px rgba(201,163,90,0.30));
  margin-bottom: 14px;
}
.footer-tagline {
  font-family: var(--ff-body);
  font-size: 11px; font-weight: 300;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 220px;
  margin-top: 0;
}
.footer-logo { font-family: var(--ff-serif); font-size: 20px; font-weight: 600; letter-spacing: 0.06em; color: var(--text-primary); margin-bottom: 4px; }
.footer-logo span { color: var(--gold); }

/* 3 columns aligned right */
.footer-links {
  display: flex;
  gap: clamp(28px,4.5vw,64px);
  flex-wrap: nowrap;
  margin-left: auto;
  align-items: flex-start;
}
.footer-col h5 { font-family: var(--ff-body); font-size: 9.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 14px; white-space: nowrap; }
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col a { font-size: 12.5px; font-weight: 300; color: var(--text-muted); transition: color 0.2s; }
.footer-col a:hover { color: var(--text-secondary); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; padding: 18px 0; }
.footer-bottom p { font-size: 11px; color: var(--text-lo); }

/* ── MOBILE footer layout ── */
@media (max-width: 640px) {
  .footer-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 28px;
  }
  .footer-brand {
    align-items: flex-start;
    border-right: none !important;
    padding-right: 0 !important;
    border-bottom: 0.5px solid rgba(201,163,90,0.14);
    padding-bottom: 24px;
    width: 100%;
  }
  .footer-logo-img { height: 56px; max-width: 60vw; margin-bottom: 10px; }
  .footer-tagline { font-size: 11px; max-width: 100%; }

  /* 2-column grid for the 3 link groups */
  .footer-links {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    grid-template-rows: auto auto !important;
    gap: 28px 24px !important;
    flex-wrap: unset !important;
    margin-left: 0 !important;
    width: 100%;
  }

  /* Company (col 1) → left column, spans both rows */
  .footer-col:nth-child(1) {
    grid-column: 1;
    grid-row: 1 / 3;
  }

  /* Services (col 2) → right column, row 1 */
  .footer-col:nth-child(2) {
    grid-column: 2;
    grid-row: 1;
  }

  /* Sectors (col 3) → right column, row 2 */
  .footer-col:nth-child(3) {
    grid-column: 2;
    grid-row: 2;
  }

  /* footer-bottom: centered */
  .footer-bottom {
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    gap: 6px !important;
    padding-bottom: 20px !important;
  }
  .footer-bottom p { text-align: center !important; }
  .footer-bottom p:last-child { justify-content: center !important; }

  /* legal/privacy page bottom breathing room */
  .legal-page { padding-bottom: 48px !important; }
}

/* ── Mobile overlay CTA — same size as nav links, gold distinguished ── */
.nav-mobile-cta {
  font-family: var(--ff-serif) !important;
  font-size: 22px !important;
  font-weight: 400 !important;
  letter-spacing: 0.06em !important;
  color: var(--gold) !important;
  text-transform: none !important;
  border: none !important;
  padding: 0 !important;
  min-height: unset !important;
  width: auto !important;
  align-self: unset !important;
  display: block !important;
  margin-top: 0 !important;
  position: relative;
  transition: color 0.2s !important;
}
.nav-mobile-cta::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 100%; height: 0.5px;
  background: var(--gold);
  opacity: 0.45;
  transition: opacity 0.2s;
}
.nav-mobile-cta:hover { color: var(--gold-light) !important; }
.nav-mobile-cta:hover::after { opacity: 0.8; }
.nav-mobile-cta:active { color: var(--gold-light) !important; }

/* ══════════════════════
   COOKIE BANNER
   ══════════════════════ */
#cookie-banner {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 9999;
  background: var(--surface-0);
  border-top: 0.5px solid var(--border-gold);
  padding: 18px clamp(20px, 5vw, 72px);
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  box-shadow: 0 -8px 32px rgba(0,0,0,0.35);
}
#cookie-banner.visible { display: flex; }
.cookie-text {
  font-size: 12.5px; font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7; margin: 0;
  flex: 1 1 280px; max-width: 640px;
}
.cookie-text a { color: var(--gold); text-decoration: underline; text-underline-offset: 2px; }
.cookie-actions {
  display: flex; align-items: center; gap: 10px; flex-shrink: 0;
}
.cookie-btn {
  font-family: var(--ff-body); font-size: 10.5px; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  padding: 10px 20px; cursor: pointer;
  border: 0.5px solid var(--border-gold);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  white-space: nowrap; background: none;
}
.cookie-btn-accept { color: var(--gold); }
.cookie-btn-accept:hover { background: var(--gold-pale); color: var(--gold-light); border-color: var(--gold-dim); }
.cookie-btn-refuse { color: var(--text-muted); border-color: var(--border-grey); }
.cookie-btn-refuse:hover { color: var(--text-secondary); border-color: var(--border-hi); }
.cookie-close {
  background: none; border: none; color: var(--text-muted);
  font-size: 16px; cursor: pointer; padding: 4px 6px;
  transition: color 0.2s; flex-shrink: 0; line-height: 1;
}
.cookie-close:hover { color: var(--text-secondary); }

@media (max-width: 640px) {
  #cookie-banner { padding: 16px 20px; gap: 14px; }
  .cookie-text { font-size: 12px; }
  .cookie-actions { width: 100%; justify-content: flex-end; }
  .cookie-btn { padding: 9px 16px; font-size: 10px; }
}

/* Back to top */
#back-to-top { position: fixed; bottom: 24px; right: 24px; z-index: 800; width: 38px; height: 38px; background: var(--surface-2); border: 0.5px solid var(--border-gold); color: var(--gold); font-size: 15px; cursor: pointer; display: none; align-items: center; justify-content: center; transition: background 0.2s; }
#back-to-top:hover { background: var(--gold-pale); }
#back-to-top.visible { display: flex; }

/* Fade-up */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-up.visible { opacity: 1; transform: none; }

/* ══════════════════════
   RESPONSIVE
   ══════════════════════ */
@media (max-width: 1100px) {
  .conf-inner { grid-template-columns: 1fr; min-height: auto; }
  .conf-left { border-right: none; border-bottom: 0.5px solid rgba(201,163,90,0.12); }
  .s-statement-inner { grid-template-columns: 1fr; gap: 18px 0; }
  .s-statement-divider { display: none; }
  .sector-detail-inner { grid-template-columns: 1fr 260px; }
}
@media (max-width: 1024px) {
  .process-timeline { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1.1fr; gap: 36px; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  #nav { height: 80px; padding-top: 8px; padding-bottom: 8px; }
  .nav-logo-img { height: 64px; max-width: 62vw; }
  .nav-links { display: none; }
  .nav-cta   { display: none; }
  .nav-hamburger { display: flex; }
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .sectors-grid { grid-template-columns: repeat(2, 1fr); }
  .sector-detail-inner { grid-template-columns: 1fr; }
  .sdp-aside { flex-direction: row; flex-wrap: wrap; gap: 14px; }
  .sdp-block { flex: 1 1 180px; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .approach-lead { grid-template-columns: 1fr; gap: 0; }
  .approach-lead-img img { height: 240px; }
  .process-timeline { grid-template-columns: 1fr 1fr; }
  .engagement-grid { grid-template-columns: 1fr; }
  .eng-grid { grid-template-columns: 1fr; }
  .eng-card--full { grid-column: 1; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-info-blocks { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .about-img.main img { height: clamp(200px,48vw,340px); }
  .footer-logo-img { height: 64px; max-width: 55vw; }
  .principles-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  :root { --section-py: 48px; }
  #nav { height: 76px; padding-left: 20px; padding-right: 20px; }
  .nav-logo-img { height: 60px; max-width: 70vw; }
  .cover-hero { padding-top: 96px; }
  .sectors-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .process-timeline { grid-template-columns: 1fr; }
  .principles-grid { grid-template-columns: 1fr; }
  /* footer-links: handled by mobile footer block above */
  .s-engagements-header { flex-direction: column; align-items: flex-start; }
  .s-engagements-note { text-align: left; max-width: 100%; }
  .form-submit { flex-direction: column; align-items: flex-start; }
  #back-to-top { bottom: 14px; right: 14px; }
}
@media (max-width: 480px) {
  #nav { height: 72px; padding: 8px 18px; }
  .nav-logo-img { height: 58px; max-width: 68vw; }
  .nav-mobile-overlay a { font-size: 19px; }
  .sector-card { aspect-ratio: 3/2; }
  .sdp-aside { flex-direction: column; }
  .conf-left { padding: 40px 20px; }
  .conf-item { padding: 28px 20px; }
}


/* ── INDEX hero: reduce top gap on tablet ── */
@media (min-width: 641px) and (max-width: 1024px) {
  .hero { min-height: 78vh !important; }
}

/* ── Final responsive logo/header alignment overrides ───────────────── */
.nav-logo span { display: none; }
.footer-logo span { display: none; }

@media (max-width: 390px) {
  #nav { height: 70px; }
  .nav-logo-img { height: 54px; max-width: 68vw; }
}