:root {
  --color-bg: #0c1220;
  --color-bg-alt: #111827;
  --color-surface: #1a2332;
  --color-surface-light: #243044;
  --color-text: #e8edf5;
  --color-text-muted: #94a3b8;
  --color-accent: #c9a227;
  --color-accent-hover: #dbb84a;
  --color-border: rgba(255, 255, 255, 0.08);
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
  --header-h: 72px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Header */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  transition: background 0.3s, box-shadow 0.3s, backdrop-filter 0.3s;
}

.header--scrolled {
  background: rgba(12, 18, 32, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--color-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo__mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  border-radius: 8px;
}

.logo__text {
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.2s;
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.3s, opacity 0.3s;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    url("https://images.unsplash.com/photo-1574195133041-e6eed8c424dc?auto=format&fit=crop&w=1920&q=80")
    center / cover no-repeat;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(12, 18, 32, 0.88) 0%,
    rgba(12, 18, 32, 0.65) 50%,
    rgba(12, 18, 32, 0.82) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-block: 4rem;
  max-width: 680px;
}

.hero__eyebrow {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.75rem, 6vw, 4.25rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.hero__lead {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 540px;
  margin-bottom: 2.25rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-bg);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: rgba(255, 255, 255, 0.25);
}

.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn--full {
  width: 100%;
}

/* Stats */
.stats {
  position: relative;
  z-index: 2;
  margin-top: -3rem;
  padding-bottom: 2rem;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.stat {
  text-align: center;
  padding: 0.5rem;
}

.stat__value {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  color: var(--color-accent);
  line-height: 1;
}

.stat__suffix {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-accent);
}

.stat__label {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Sections */
.section {
  padding-block: 5.5rem;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section--cta {
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg-alt) 100%);
  border-block: 1px solid var(--color-border);
}

.section__eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section__header {
  text-align: center;
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 3rem;
}

.section__header h2,
.about__text h2,
.contact__info h2,
.cta h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.section__desc {
  color: var(--color-text-muted);
}

/* About */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.about__text p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.about__list {
  list-style: none;
  margin-top: 1.5rem;
}

.about__list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.625rem;
  color: var(--color-text);
  font-size: 0.95rem;
}

.about__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}

.about__visual {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.about__card--accent {
  border-color: rgba(201, 162, 39, 0.3);
  background: linear-gradient(135deg, rgba(201, 162, 39, 0.08), transparent);
}

.about__card-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.about__card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Services */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.25s, transform 0.25s;
}

.service-card:hover {
  border-color: rgba(201, 162, 39, 0.35);
  transform: translateY(-4px);
}

.service-card__icon {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-accent);
  opacity: 0.6;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.625rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Sectors */
.sectors__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.sector-tag {
  padding: 0.625rem 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: border-color 0.2s, color 0.2s;
}

.sector-tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* CTA */
.cta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.cta p {
  color: var(--color-text-muted);
}

.cta__points {
  list-style: none;
}

.cta__points li {
  position: relative;
  padding: 0.875rem 0 0.875rem 2rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.cta__points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* Contact */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: start;
}

.contact__info p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.contact__item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.contact__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.contact__item a {
  color: var(--color-text);
  transition: color 0.2s;
}

.contact__item a:hover {
  color: var(--color-accent);
}

.social {
  display: flex;
  gap: 0.75rem;
}

.social a {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.social a:hover {
  color: var(--color-accent);
  border-color: rgba(201, 162, 39, 0.4);
}

.contact__form {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-success {
  margin-top: 1rem;
  padding: 0.875rem;
  background: rgba(201, 162, 39, 0.12);
  border: 1px solid rgba(201, 162, 39, 0.3);
  border-radius: 8px;
  color: var(--color-accent);
  font-size: 0.9rem;
  text-align: center;
}

/* Footer */
.footer {
  padding-block: 2rem;
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Responsive */
@media (max-width: 960px) {
  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about,
  .services__grid,
  .cta,
  .contact {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .nav-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto;
    flex-direction: column;
    gap: 0;
    background: rgba(12, 18, 32, 0.98);
    backdrop-filter: blur(12px);
    padding: 1rem 1.25rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s, opacity 0.3s;
  }

  .nav--open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav a {
    padding: 0.875rem 0;
    border-bottom: 1px solid var(--color-border);
  }

  .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);
  }

  .stats__grid,
  .services__grid {
    grid-template-columns: 1fr;
  }

  .logo__text {
    display: none;
  }
}