/* ============================================================
   D K Marketing — Design System
   Palette: ink navy / emerald / gold on warm paper
   Type: Fraunces (display) + Inter (body)
   ============================================================ */

:root {
  --bg: #f8faf6;
  --surface: #ffffff;
  --ink: #10273d;
  --text: #1b3049;
  --muted: #5d6c7a;
  --primary: #147a41;
  --primary-strong: #0e5f32;
  --primary-soft: #e7f4ea;
  --navy: #0f2438;
  --navy-2: #16334e;
  --gold: #d99a3d;
  --gold-deep: #b97f2a;
  --gold-soft: #faf1e0;
  --soft-blue: #ddedf8;
  --sage: #ddefd8;
  --border: #e3e8e2;
  --radius: 16px;
  --shadow-sm: 0 6px 18px rgba(16, 39, 61, 0.06);
  --shadow: 0 18px 42px rgba(16, 39, 61, 0.1);
  --shadow-lift: 0 26px 54px rgba(16, 39, 61, 0.14);
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

::selection {
  background: rgba(20, 122, 65, 0.18);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink);
}

p,
h1,
h2,
h3,
a,
button,
label {
  overflow-wrap: break-word;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
  min-height: 78px;
  padding: 14px clamp(20px, 5vw, 72px);
  background: rgba(248, 250, 246, 0.88);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 10px 30px rgba(16, 39, 61, 0.07);
}

.brand img {
  width: 236px;
  height: auto;
}

.site-nav {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.8vw, 26px);
  color: #3c4e5e;
  font-size: 14.5px;
  font-weight: 600;
}

.site-nav > a {
  position: relative;
  padding: 6px 2px;
  transition: color 0.2s ease;
}

.site-nav > a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

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

.site-nav > a:hover::after,
.site-nav > a[aria-current="page"]::after {
  transform: scaleX(1);
}

.site-nav > a[aria-current="page"] {
  color: var(--primary);
}

/* ---------- Buttons ---------- */

.header-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  border-radius: 12px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.25s ease, background 0.25s ease,
    border-color 0.25s ease, color 0.25s ease;
}

.header-cta,
.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary) 0%, #1d9153 100%);
  border: 1px solid rgba(14, 95, 50, 0.55);
  box-shadow: 0 14px 28px rgba(20, 122, 65, 0.24);
}

.header-cta {
  padding: 0 18px;
  min-height: 44px;
  white-space: nowrap;
}

.btn {
  padding: 0 24px;
}

.btn:hover,
.header-cta:hover {
  transform: translateY(-2px);
}

.btn-primary:hover,
.header-cta:hover {
  background: linear-gradient(135deg, var(--primary-strong) 0%, var(--primary) 100%);
  box-shadow: 0 18px 34px rgba(20, 122, 65, 0.3);
}

.btn-secondary {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-gold {
  color: var(--navy);
  background: linear-gradient(135deg, #eab35b 0%, var(--gold) 100%);
  border: 1px solid var(--gold-deep);
  box-shadow: 0 14px 28px rgba(217, 154, 61, 0.3);
}

.btn-gold:hover {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-deep) 100%);
  color: #fff;
}

.btn .arrow {
  display: inline-block;
  transition: transform 0.2s ease;
}

.btn:hover .arrow {
  transform: translateX(4px);
}

.nav-toggle {
  display: none;
}

/* ---------- Layout primitives ---------- */

.section-pad {
  padding: clamp(56px, 8vw, 108px) clamp(20px, 5vw, 72px);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--gold-deep);
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 2.6px;
  text-transform: uppercase;
}

.section-label::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--gold), var(--primary));
}

.section-heading {
  max-width: 780px;
  margin-bottom: 40px;
}

.section-heading.centered {
  max-width: 840px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-heading.centered .section-label {
  justify-content: center;
}

.section-heading.centered .section-label::before {
  display: none;
}

.section-heading h2,
.contact h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.1;
}

.section-heading p,
.contact-copy p {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 17.5px;
  line-height: 1.7;
}

.section-actions {
  margin-top: 26px;
}

.centered-action {
  display: flex;
  justify-content: center;
  margin-top: 16px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--primary);
  font-weight: 700;
  transition: color 0.2s ease;
}

.text-link::after {
  content: "";
  width: 8px;
  height: 8px;
  margin-left: 10px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.text-link:hover {
  color: var(--primary-strong);
}

.text-link:hover::after {
  transform: rotate(45deg) translate(2px, -2px);
}

/* ---------- Hero (home) ---------- */

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(380px, 1.02fr);
  align-items: center;
  gap: clamp(32px, 6vw, 72px);
  min-height: calc(100vh - 170px);
  padding-top: clamp(34px, 4vw, 58px);
  padding-bottom: clamp(24px, 4vw, 48px);
  overflow: hidden;
  background:
    radial-gradient(ellipse at 12% 8%, rgba(221, 239, 216, 0.55), transparent 46%),
    radial-gradient(ellipse at 90% 85%, rgba(221, 237, 248, 0.6), transparent 42%),
    var(--bg);
}

.hero-copy {
  max-width: 660px;
}

.hero h1 {
  margin: 0;
  max-width: 680px;
  font-size: clamp(40px, 4.9vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.5px;
}

.hero h1 em {
  font-style: italic;
  color: var(--primary);
}

.hero p {
  margin: 24px 0 0;
  max-width: 600px;
  color: var(--muted);
  font-size: clamp(16px, 1.7vw, 18.5px);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 13.5px;
  font-weight: 600;
}

.hero-trust span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-trust svg {
  color: var(--primary);
}

.hero-art {
  position: relative;
  min-width: 0;
}

.hero-art::before {
  content: "";
  position: absolute;
  inset: 12% -6% -8% 10%;
  border-radius: 24px;
  background: linear-gradient(135deg, var(--sage), var(--soft-blue));
  opacity: 0.7;
  z-index: -1;
  transform: rotate(2deg);
}

.hero-art img {
  width: 100%;
  border-radius: 20px;
  object-fit: cover;
  aspect-ratio: 1.58;
  box-shadow: var(--shadow-lift);
}

/* ---------- Page hero (inner pages) ---------- */

.page-hero {
  position: relative;
  min-height: 340px;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: #eaf2ec;
  background:
    radial-gradient(ellipse at 85% 10%, rgba(217, 154, 61, 0.16), transparent 44%),
    radial-gradient(ellipse at 10% 100%, rgba(29, 145, 83, 0.22), transparent 48%),
    linear-gradient(140deg, var(--navy) 0%, var(--navy-2) 65%, #1a3c58 100%);
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 26px 26px;
  pointer-events: none;
}

.page-hero > div {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.page-hero .section-label {
  color: var(--gold);
}

.page-hero h1 {
  margin: 0;
  max-width: 880px;
  color: #fff;
  font-size: clamp(36px, 4.6vw, 60px);
  line-height: 1.08;
}

.page-hero p {
  margin: 20px 0 0;
  max-width: 740px;
  color: #b9c9d6;
  font-size: clamp(16.5px, 2vw, 19.5px);
  line-height: 1.7;
}

/* ---------- Scope strip ---------- */

.scope-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: -26px clamp(20px, 5vw, 72px) 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--border);
  box-shadow: var(--shadow);
  position: relative;
  z-index: 2;
}

.scope-strip > div {
  display: grid;
  grid-template-columns: 52px 1fr;
  grid-template-rows: auto auto;
  column-gap: 16px;
  align-items: center;
  min-height: 112px;
  padding: 22px 26px;
  background: #fff;
  transition: background 0.25s ease;
}

.scope-strip > div:hover {
  background: #fbfdf9;
}

.scope-strip strong {
  color: var(--ink);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.35;
}

.scope-strip small {
  grid-column: 2;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.scope-icon,
.icon-badge {
  grid-row: 1 / span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary-soft), var(--soft-blue));
  color: var(--primary);
}

.scope-icon svg,
.icon-badge svg {
  width: 24px;
  height: 24px;
}

/* ---------- Stats strip ---------- */

.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 40px);
  padding: clamp(40px, 5vw, 60px) clamp(20px, 6vw, 96px);
  margin-top: clamp(48px, 6vw, 80px);
  background:
    radial-gradient(ellipse at 90% 0%, rgba(217, 154, 61, 0.14), transparent 40%),
    linear-gradient(120deg, var(--navy) 0%, var(--navy-2) 100%);
}

.stats-strip > div {
  text-align: center;
  padding: 6px 10px;
}

.stats-strip strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(30px, 3.6vw, 46px);
  font-weight: 600;
  color: var(--gold);
  line-height: 1.1;
}

.stats-strip span {
  display: block;
  margin-top: 8px;
  color: #b9c9d6;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.4px;
}

/* ---------- Cards / grids ---------- */

.about-grid,
.service-grid,
.process-list,
.list-grid,
.service-detail-grid,
.category-grid,
.feature-grid {
  display: grid;
  gap: 20px;
}

.about-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.about-grid article,
.service-card,
.process-list article,
.list-grid article,
.service-detail-grid article,
.category-grid article,
.feature-grid article,
.info-panel,
.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.about-grid article {
  padding: 34px;
}

h3 {
  margin: 0;
  font-size: 21px;
  line-height: 1.28;
}

article p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.65;
}

.services {
  background: linear-gradient(180deg, transparent 0%, #eef6ec 100%);
}

/* Service cards */

.service-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.service-card {
  position: relative;
  padding: 34px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lift);
  border-color: #d3ddd2;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 68px;
  height: 68px;
  margin: 0 auto 22px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--sage), var(--soft-blue));
  color: var(--primary);
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  transition: transform 0.28s ease;
}

.icon svg {
  width: 30px;
  height: 30px;
}

.service-card:hover .icon,
.service-detail-grid article:hover .icon {
  transform: scale(1.08) rotate(-3deg);
}

/* Feature (why choose us) */

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-grid article {
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.feature-grid article:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.feature-grid .icon-badge {
  margin-bottom: 18px;
  background: var(--gold-soft);
  color: var(--gold-deep);
}

.feature-grid h3 {
  font-size: 18.5px;
}

.feature-grid p {
  font-size: 14.5px;
}

/* ---------- About showcase ---------- */

.about-showcase {
  position: relative;
  display: grid;
  grid-template-columns: minmax(320px, 0.96fr) minmax(320px, 1fr);
  gap: clamp(34px, 7vw, 86px);
  align-items: center;
  background: #fff;
  overflow: hidden;
}

.about-visual img {
  width: 100%;
  filter: drop-shadow(0 18px 26px rgba(47, 111, 159, 0.1));
}

.about-copy h2 {
  margin: 0;
  font-size: clamp(32px, 4.5vw, 48px);
  line-height: 1.1;
}

.about-copy p {
  max-width: 650px;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.75;
}

.about-copy .btn {
  margin-top: 14px;
}

.about-points {
  display: grid;
  gap: 12px;
  margin: 22px 0 6px;
  padding: 0;
  list-style: none;
}

.about-points li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-size: 15.5px;
  font-weight: 600;
}

.about-points svg {
  flex: none;
  width: 22px;
  height: 22px;
  color: var(--primary);
}

/* ---------- Sectors showcase ---------- */

.sectors-showcase {
  position: relative;
  background: #fff;
  padding-top: clamp(44px, 6vw, 76px);
  padding-bottom: clamp(38px, 5vw, 58px);
  overflow: hidden;
}

.sector-art {
  width: 100%;
  margin-top: -6px;
}

.home-services {
  padding-top: clamp(54px, 7vw, 82px);
}

.art-strip {
  margin: 0 0 clamp(46px, 6vw, 72px);
}

.art-strip img {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ---------- Scroll models (parallax art) ---------- */

.scroll-model {
  position: absolute;
  z-index: 0;
  pointer-events: none;
  user-select: none;
  opacity: 0.68;
  transform: translate3d(var(--scroll-shift, 0px), 0, 0);
  transition: opacity 0.25s ease;
  will-change: transform;
}

.hero > :not(.scroll-model),
.about-showcase > :not(.scroll-model),
.sectors-showcase > :not(.scroll-model) {
  position: relative;
  z-index: 1;
}

.aircraft-model {
  width: clamp(170px, 22vw, 320px);
  top: 88px;
  right: 13%;
  opacity: 0.4;
}

.ship-model {
  width: clamp(230px, 34vw, 480px);
  left: -140px;
  bottom: 16px;
  opacity: 0.18;
}

.bulk-model {
  width: clamp(220px, 32vw, 440px);
  right: -150px;
  bottom: 6px;
  opacity: 0.16;
}

/* ---------- Split / info / lists ---------- */

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.48fr);
  gap: clamp(24px, 5vw, 64px);
  align-items: start;
}

.info-panel {
  padding: 32px;
  border-top: 4px solid var(--gold);
  box-shadow: var(--shadow);
}

.list-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.list-grid article {
  padding: 26px 24px;
  border-top: 3px solid transparent;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.list-grid article:hover {
  transform: translateY(-4px);
  border-top-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.list-grid h3 {
  font-size: 17.5px;
}

.list-grid p {
  font-size: 14px;
}

.service-detail-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-detail-grid article {
  padding: 30px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.service-detail-grid article:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.service-detail-grid .icon {
  margin: 0 0 20px;
}

.service-detail-grid h2,
.category-grid h2,
.timeline h2 {
  margin: 0;
  font-size: 21px;
  line-height: 1.26;
}

.service-detail-grid p,
.category-grid p,
.timeline p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.65;
}

/* ---------- Category cards (sectors page) ---------- */

.category-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.category-grid article {
  position: relative;
  padding: 28px 26px 28px 30px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.category-grid article::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--primary), var(--gold));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.category-grid article:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.category-grid article:hover::before {
  opacity: 1;
}

.sector-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.sector-grid span {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 17px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  color: #40515d;
  font-size: 15px;
  font-weight: 600;
}

/* ---------- Process ---------- */

.process {
  background: #fff;
}

.process-band {
  background: linear-gradient(180deg, #f8fbfd 0%, #eef6ec 100%);
}

.process-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.process-list article {
  padding: 30px;
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.process-list strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 20px;
  border-radius: 12px;
  background: var(--sage);
  color: var(--primary-strong);
  font-family: var(--font-display);
  font-size: 17px;
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 18px;
  max-width: 1140px;
  margin: 0 auto;
}

.process-timeline article {
  position: relative;
  text-align: center;
}

.process-timeline article:not(:last-child)::after {
  content: "";
  position: absolute;
  left: calc(50% + 38px);
  right: calc(-50% + 38px);
  top: 38px;
  border-top: 2px dashed #c3d4c8;
}

.process-timeline strong {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 76px;
  height: 76px;
  border: 2px solid #d8e6da;
  border-radius: 50%;
  background: #fff;
  color: var(--primary);
  font-family: var(--font-display);
  font-size: 22px;
  box-shadow: 0 12px 24px rgba(16, 39, 61, 0.06);
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease,
    color 0.25s ease;
}

.process-timeline article:hover strong {
  transform: scale(1.1);
  border-color: var(--gold);
  background: var(--gold-soft);
  color: var(--gold-deep);
}

.process-timeline h3 {
  margin-top: 16px;
  font-size: 17.5px;
}

.process-timeline p {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.55;
}

/* ---------- Timeline (project support) ---------- */

.timeline {
  display: grid;
  gap: 16px;
  counter-reset: step;
}

.timeline article {
  display: grid;
  grid-template-columns: 54px minmax(0, 0.38fr) minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.timeline article:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow);
}

.timeline strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--sage), var(--soft-blue));
  color: var(--primary-strong);
  font-family: var(--font-display);
  font-size: 18px;
}

/* ---------- Home CTA ---------- */

.home-cta {
  position: relative;
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
  margin: clamp(42px, 6vw, 72px) clamp(20px, 7vw, 96px);
  padding: 30px 42px;
  border-radius: 20px;
  overflow: hidden;
  color: #eaf2ec;
  background:
    radial-gradient(ellipse at 90% 0%, rgba(217, 154, 61, 0.2), transparent 45%),
    linear-gradient(120deg, var(--navy) 0%, var(--navy-2) 100%);
  box-shadow: var(--shadow-lift);
}

.home-cta img {
  width: 180px;
}

.home-cta h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.12;
}

.home-cta p {
  max-width: 620px;
  color: #b9c9d6;
  line-height: 1.65;
}

/* ---------- CTA band (inner pages) ---------- */

.cta-band {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(ellipse at 85% 20%, rgba(217, 154, 61, 0.18), transparent 44%),
    linear-gradient(120deg, var(--navy) 0%, var(--navy-2) 100%);
}

.cta-band h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.1;
}

.cta-band p {
  margin: 12px 0 0;
  color: #b9c9d6;
  max-width: 560px;
}

/* ---------- FAQ ---------- */

.faq {
  max-width: 860px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq details {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow 0.25s ease;
}

.faq details[open] {
  box-shadow: var(--shadow);
  border-color: #d3ddd2;
}

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 19px 24px;
  cursor: pointer;
  list-style: none;
  color: var(--ink);
  font-size: 16.5px;
  font-weight: 650;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 20px;
  font-weight: 500;
  transition: transform 0.25s ease, background 0.25s ease;
}

.faq details[open] summary::after {
  content: "–";
  background: var(--gold-soft);
  color: var(--gold-deep);
}

.faq details p {
  margin: 0;
  padding: 0 24px 22px;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.7;
}

/* ---------- Contact ---------- */

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(320px, 1fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: start;
}

.inquiry-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.inquiry-form label {
  display: grid;
  gap: 8px;
  color: #3c4e5e;
  font-size: 13.5px;
  font-weight: 700;
}

.inquiry-form .full,
.inquiry-form button {
  grid-column: 1 / -1;
}

.inquiry-form input,
.inquiry-form textarea,
.inquiry-form select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fbfcfa;
  color: var(--text);
  font: inherit;
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.4;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.inquiry-form input,
.inquiry-form select {
  height: 48px;
  padding: 0 14px;
}

.inquiry-form textarea {
  resize: vertical;
  min-height: 130px;
  padding: 13px 14px;
}

.inquiry-form input:focus,
.inquiry-form textarea:focus,
.inquiry-form select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(20, 122, 65, 0.13);
  background: #fff;
}

.form-note {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-top: 20px;
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.contact-card .icon-badge {
  flex: none;
  grid-row: auto;
}

.contact-card h3 {
  font-size: 16px;
}

.contact-card a {
  display: inline-flex;
  margin-top: 6px;
  color: var(--primary);
  font-weight: 700;
  transition: color 0.2s ease;
}

.contact-card a:hover {
  color: var(--primary-strong);
}

.contact-card p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
}

/* ---------- Footer ---------- */

.site-footer {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 32px;
  padding: clamp(48px, 6vw, 68px) clamp(20px, 5vw, 72px) 34px;
  color: #b9c9d6;
  background: linear-gradient(180deg, var(--navy) 0%, #0b1c2c 100%);
}

.footer-brand-chip {
  display: inline-block;
  padding: 12px 16px;
  border-radius: 12px;
  background: #f4f8f3;
}

.site-footer .footer-brand-chip img {
  width: 200px;
}

.site-footer p {
  max-width: 520px;
  margin: 18px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(170px, 1fr));
  gap: 40px;
}

.footer-links {
  display: grid;
  gap: 11px;
  align-content: start;
  font-size: 14.5px;
  font-weight: 500;
}

.footer-links a {
  color: #9fb3c2;
  transition: color 0.2s ease;
  width: fit-content;
}

.footer-links a:hover {
  color: var(--gold);
}

.footer-links h2 {
  margin: 0 0 10px;
  color: #fff;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  line-height: 1.2;
}

.copyright {
  grid-column: 1 / -1;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #7e93a5;
  font-size: 13.5px;
}

/* ---------- Reveal animations ---------- */

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.65s ease, transform 0.65s cubic-bezier(0.22, 0.61, 0.36, 1);
    transition-delay: var(--reveal-delay, 0ms);
  }

  .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- Responsive ---------- */

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto auto;
  }

  .brand img {
    width: 216px;
  }

  .nav-toggle {
    justify-self: end;
    display: inline-grid;
    gap: 5px;
    width: 44px;
    height: 44px;
    place-content: center;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fff;
    cursor: pointer;
  }

  .nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 2px;
    background: var(--primary);
    transition: transform 0.25s ease, opacity 0.2s ease;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .site-nav,
  .header-cta {
    display: none;
  }

  .site-nav.is-open {
    grid-column: 1 / -1;
    display: grid;
    justify-self: stretch;
    gap: 0;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fff;
    box-shadow: var(--shadow);
    overflow: hidden;
  }

  .site-nav.is-open a {
    padding: 15px 18px;
    border-bottom: 1px solid var(--border);
  }

  .site-nav.is-open a::after {
    display: none;
  }

  .site-nav.is-open a:last-child {
    border-bottom: 0;
  }

  .hero,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 56px;
  }

  .aircraft-model {
    right: -40px;
    top: 132px;
    opacity: 0.22;
  }

  .ship-model,
  .bulk-model {
    display: none;
  }

  .scope-strip,
  .service-grid,
  .feature-grid,
  .process-list,
  .process-timeline,
  .list-grid,
  .service-detail-grid,
  .category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stats-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 18px;
  }

  .about-showcase,
  .home-cta {
    grid-template-columns: 1fr;
  }

  .home-cta {
    align-items: start;
  }

  .process-timeline article:not(:last-child)::after {
    display: none;
  }

  .split-section,
  .timeline article {
    grid-template-columns: 1fr;
  }

  .timeline article {
    gap: 12px;
  }

  .cta-band {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 680px) {
  .site-header {
    gap: 12px;
    padding-left: 20px;
    padding-right: 20px;
  }

  .brand img {
    width: 184px;
  }

  .section-pad {
    padding: 54px 20px;
  }

  .page-hero {
    min-height: 320px;
  }

  .hero h1 {
    font-size: 37px;
  }

  .aircraft-model {
    display: none;
  }

  .page-hero h1 {
    font-size: 36px;
  }

  .page-hero p,
  .contact-copy p {
    max-width: 100%;
    font-size: 16.5px;
  }

  .hero p {
    font-size: 16.5px;
  }

  .hero-actions,
  .btn {
    width: 100%;
  }

  .scope-strip,
  .about-grid,
  .service-grid,
  .feature-grid,
  .process-list,
  .process-timeline,
  .list-grid,
  .service-detail-grid,
  .category-grid,
  .inquiry-form,
  .site-footer,
  .footer-columns,
  .stats-strip {
    grid-template-columns: 1fr;
  }

  .scope-strip {
    margin: 0 20px;
  }

  .scope-strip > div {
    grid-template-columns: 44px 1fr;
    min-height: 92px;
    padding: 16px;
  }

  .scope-icon {
    width: 42px;
    height: 42px;
  }

  .scope-icon svg {
    width: 20px;
    height: 20px;
  }

  .about-showcase {
    padding-top: 42px;
  }

  .home-cta {
    margin: 38px 20px;
    padding: 26px 22px;
  }

  .home-cta img {
    width: 140px;
  }

  .stats-strip {
    gap: 24px;
  }

  .inquiry-form {
    padding: 24px 20px;
  }

  .inquiry-form .full,
  .inquiry-form button,
  .copyright {
    grid-column: auto;
  }
}