:root {
  --navy: #0d1b2a;
  --navy-2: #18263b;
  --slate: #415a77;
  --muted: #778da9;
  --paper: #f1f1f1;
  --white: #ffffff;
  --gold: #b08a3c;
  --line: rgba(13, 27, 42, 0.16);
  --shadow: 0 24px 70px rgba(13, 27, 42, 0.18);
  --radius: 8px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--navy);
  background: var(--paper);
  font-family: "Source Sans 3", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.site-header {
  position: relative;
  min-height: 100vh;
  color: var(--white);
  background: var(--navy);
  overflow: hidden;
}

.nav {
  position: fixed;
  z-index: 20;
  inset: 0 0 auto;
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 70px);
  background: rgba(3, 14, 26, 0.78);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.brand-mark {
  font-family: "Montserrat", Arial, sans-serif;
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1;
}

.brand-rule {
  width: 1px;
  height: 48px;
  background: currentColor;
  opacity: 0.7;
}

.brand-name {
  font-family: "Montserrat", Arial, sans-serif;
  font-size: clamp(18px, 2vw, 28px);
  font-weight: 600;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-links a { opacity: 0.86; }
.nav-links a:hover { opacity: 1; color: var(--gold); }
.nav-cta {
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 10px 14px;
  border-radius: var(--radius);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,.3);
  background: transparent;
  border-radius: var(--radius);
  color: var(--white);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.hero {
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding: 118px clamp(22px, 6vw, 80px) 72px;
  position: relative;
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media {
  background: url("assets/images/hero-mountain.png") center right / cover no-repeat;
  opacity: 0.72;
  transform: scale(1.02);
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(4, 14, 26, 0.98) 0%, rgba(5, 16, 30, 0.84) 38%, rgba(5, 16, 30, 0.38) 72%, rgba(5, 16, 30, 0.72) 100%),
    linear-gradient(180deg, rgba(5,16,30,.2), rgba(5,16,30,.86));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--gold);
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1, h2, h3 {
  font-family: "Montserrat", Arial, sans-serif;
  letter-spacing: 0;
  line-height: 1.08;
}

h1 {
  margin: 0;
  max-width: 800px;
  font-size: clamp(42px, 7vw, 84px);
  font-weight: 800;
}

.hero-copy {
  max-width: 760px;
  margin: 28px 0 0;
  color: rgba(255,255,255,.86);
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 18px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.button.primary { background: var(--gold); color: var(--white); }
.button.ghost { color: var(--white); border-color: rgba(255,255,255,.36); background: rgba(255,255,255,.05); }
.button:hover { transform: translateY(-1px); }

.hero-statement {
  margin-top: 54px;
  padding-left: 22px;
  border-left: 2px solid rgba(255,255,255,.62);
  display: grid;
  gap: 2px;
  color: rgba(255,255,255,.86);
  font-size: clamp(20px, 3vw, 28px);
}

.hero-statement strong { color: var(--white); }

.essence {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--white);
  box-shadow: var(--shadow);
  margin: -52px auto 0;
  width: min(1120px, calc(100% - 40px));
  position: relative;
  z-index: 5;
  border-radius: var(--radius);
  overflow: hidden;
}

.essence-item {
  padding: 30px 28px;
  border-right: 1px solid var(--line);
}

.essence-item:last-child { border-right: 0; }
.essence h2 {
  margin: 14px 0 4px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.essence p { margin: 0; font-size: 15px; color: #26364b; }

.icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--navy);
  color: var(--gold);
}

.icon svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.section {
  padding: clamp(76px, 10vw, 126px) clamp(22px, 6vw, 80px);
}

.section-heading {
  max-width: 880px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-heading.compact { margin-bottom: 34px; }
.section h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 58px);
}
.section-heading p:last-child {
  margin: 20px auto 0;
  max-width: 750px;
  color: #40506a;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(320px, 1.15fr);
  gap: clamp(32px, 7vw, 88px);
  max-width: 1120px;
  margin: 0 auto;
  align-items: start;
}

.intro-copy p { margin-top: 0; color: #3c4b61; }
.lead-line {
  padding: 24px 0 0 24px;
  border-left: 2px solid var(--gold);
  font-size: 22px;
  color: var(--navy) !important;
}

.services {
  background: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.service-grid {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.service-card {
  min-height: 520px;
  padding: 34px 28px 30px;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 50px rgba(13,27,42,.10);
}

.service-card.dark {
  color: var(--white);
  background: linear-gradient(160deg, #071320, #0d1b2a 55%, #162b42);
}
.service-card.slate {
  color: var(--white);
  background: linear-gradient(160deg, #2b4058, #415a77);
}
.light-card {
  background: #fbfbfb;
  border: 1px solid var(--line);
}
.light-card.accent { border-top: 4px solid var(--gold); }

.card-number {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 26px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  border: 3px solid rgba(255,255,255,.8);
  font: 800 26px/1 "Montserrat", Arial, sans-serif;
}
.card-number.gold { background: var(--gold); }

.service-card h3 {
  margin: 0 0 14px;
  font-size: 19px;
  text-transform: uppercase;
}
.service-card p { margin: 0 0 18px; font-weight: 700; }
.service-card ul {
  margin: 0;
  padding-left: 18px;
}
.service-card li { margin-bottom: 10px; }

.difference {
  background:
    linear-gradient(90deg, rgba(13,27,42,.96), rgba(13,27,42,.72)),
    url("assets/images/hero-mountain.png") center / cover no-repeat;
  color: var(--white);
}

.difference-panel {
  max-width: 1060px;
  margin: 0 auto;
}
.difference p:not(.section-kicker) {
  max-width: 830px;
  color: rgba(255,255,255,.78);
}

.proof-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.proof-grid span {
  padding: 16px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius);
  background: rgba(255,255,255,.06);
}

.methodology { background: #eef2f5; }
.steps {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.steps article {
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius);
  border-top: 3px solid var(--gold);
}
.steps span {
  color: var(--muted);
  font: 800 13px/1 "Montserrat", Arial, sans-serif;
  letter-spacing: .14em;
}
.steps h3 { margin: 14px 0 10px; font-size: 18px; }
.steps p { margin: 0; color: #46566f; font-size: 15px; }

.audiences { background: var(--white); }
.audience-grid {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.audience-grid article {
  border-left: 2px solid var(--gold);
  padding: 4px 14px 4px 18px;
}
.audience-grid h3 { font-size: 17px; margin: 0 0 10px; }
.audience-grid p { margin: 0; color: #46566f; font-size: 15px; }

.experience {
  display: grid;
  grid-template-columns: minmax(280px, .8fr) minmax(340px, 1.2fr);
  gap: clamp(32px, 7vw, 80px);
  background: var(--navy);
  color: var(--white);
}
.experience-copy p:not(.section-kicker) { color: rgba(255,255,255,.78); }
.sector-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: center;
}
.sector-cloud span {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
}

.team-grid {
  max-width: 1060px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.person {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: 0 14px 44px rgba(13,27,42,.08);
}
.person-initials {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--navy);
  color: var(--gold);
  font: 800 18px/1 "Montserrat", Arial, sans-serif;
}
.person h3 { margin: 22px 0 12px; }
.person p { margin: 0; color: #40506a; }

.contact {
  display: grid;
  grid-template-columns: minmax(280px, .9fr) minmax(320px, .75fr);
  gap: clamp(32px, 7vw, 80px);
  background: #f8f8f8;
  border-top: 1px solid var(--line);
}
.contact-copy p:not(.section-kicker) { color: #40506a; }
.contact-lines {
  margin-top: 28px;
  display: grid;
  gap: 8px;
  font-family: "Montserrat", Arial, sans-serif;
  font-weight: 700;
}
.contact-lines a:hover { color: var(--gold); }
.contact-form {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 16px;
}
.contact-form label {
  display: grid;
  gap: 7px;
  font-weight: 700;
  color: var(--navy);
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(13,27,42,.22);
  border-radius: var(--radius);
  padding: 12px 13px;
  font: inherit;
  color: var(--navy);
  background: #fbfbfb;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(176,138,60,.35);
  border-color: var(--gold);
}
.form-note {
  margin: 0;
  font-size: 14px;
  color: #59677a;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 32px;
  align-items: center;
  justify-content: space-between;
  padding: 24px clamp(22px, 6vw, 80px);
  background: #05101e;
  color: var(--white);
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.footer .brand-mark { font-size: 34px; }
.footer .brand-rule { height: 30px; }
.footer .brand-name { font-size: 16px; }
.footer p { margin: 0; }
.gold-text { color: var(--gold); }

@media (max-width: 1100px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .nav { height: 70px; }
  .brand-rule { height: 36px; }
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 70px;
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(5,16,30,.96);
    border: 1px solid rgba(255,255,255,.16);
    border-radius: var(--radius);
    padding: 8px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 13px 12px; }
  .nav-cta { border: 0; }
  .hero { padding-top: 96px; }
  .essence,
  .intro-grid,
  .experience,
  .contact,
  .team-grid { grid-template-columns: 1fr; }
  .essence { width: min(620px, calc(100% - 28px)); }
  .essence-item { border-right: 0; border-bottom: 1px solid var(--line); }
  .essence-item:last-child { border-bottom: 0; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .brand { gap: 10px; }
  .brand-name { font-size: 16px; }
  .hero-copy { font-size: 17px; }
  .hero-actions .button { width: 100%; }
  .service-grid,
  .steps,
  .audience-grid,
  .proof-grid { grid-template-columns: 1fr; }
  .service-card { min-height: auto; }
  .section { padding-left: 18px; padding-right: 18px; }
  .footer { display: grid; }
}