:root {
  --color-primary: #000000;
  --color-secondary: #F5F5F5;
  --color-accent: #B00020;
  --color-text: #1A1A1A;
  --color-muted: #6B6B6B;
  --font-sans: 'Helvetica Neue', 'Gotham', 'Proxima Nova', 'Segoe UI', sans-serif;
  --max-width: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background-color: #FFFFFF;
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a:hover,
a:focus {
  color: var(--color-accent);
}

header {
  position: sticky;
  top: 0;
  z-index: 10;
  background-color: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.25rem;
  letter-spacing: 0.4rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.logo span {
  color: var(--color-accent);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

nav a {
  font-size: 0.95rem;
  letter-spacing: 0.08rem;
  text-transform: uppercase;
}

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

.hero {
  padding: 8rem 2rem 6rem;
  background: linear-gradient(110deg, #FFFFFF 0%, #F9F9F9 60%, #FFFFFF 100%);
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 2rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  letter-spacing: 0.25rem;
  text-transform: uppercase;
  margin: 0;
}

.hero p.lead {
  max-width: 42rem;
  font-size: 1.2rem;
  color: var(--color-muted);
}

.section {
  padding: 5rem 2rem;
}

.section.light {
  background-color: #FFFFFF;
}

.section.soft {
  background-color: var(--color-secondary);
}

.section.dark {
  background-color: #0E0E0E;
  color: #FFFFFF;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 2.5rem;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.2rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.section-title::before {
  content: '';
  display: inline-block;
  width: 3rem;
  height: 1px;
  background-color: var(--color-accent);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.15rem;
}

p {
  margin: 0;
}

p + p {
  margin-top: 1.25rem;
}

.grid-two {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.tile {
  border: 1px solid rgba(0, 0, 0, 0.08);
  padding: 2.5rem;
  background-color: #FFFFFF;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
}

.tile::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(176, 0, 32, 0.15);
  transform: translate(8px, 8px);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.tile:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.08);
}

.tile:hover::after {
  opacity: 1;
  transform: translate(0, 0);
}

.tile h3 {
  margin-top: 0;
  text-transform: uppercase;
  letter-spacing: 0.12rem;
  font-size: 1.2rem;
}

.keyline {
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  padding-top: 2rem;
}

.list-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 0;
  margin: 0;
  list-style: none;
  letter-spacing: 0.08rem;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.callout {
  font-size: 1.05rem;
  color: var(--color-muted);
  max-width: 48rem;
}

.cta {
  margin-top: 2rem;
  display: inline-flex;
  padding: 0.85rem 1.75rem;
  border: 1px solid var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.12rem;
  font-size: 0.85rem;
  background-color: transparent;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.cta:hover {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

footer {
  background-color: #050505;
  color: #FFFFFF;
  padding: 3rem 2rem;
}

footer .footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

footer small {
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.08rem;
  text-transform: uppercase;
}

.contact-details {
  font-size: 1.1rem;
  letter-spacing: 0.08rem;
}

blockquote {
  margin: 0;
  padding: 0 0 0 1.5rem;
  border-left: 2px solid var(--color-accent);
  color: var(--color-muted);
  font-style: italic;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-tag {
  font-size: 0.75rem;
  letter-spacing: 0.2rem;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  border: 1px solid rgba(0, 0, 0, 0.15);
}

.subnav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  letter-spacing: 0.1rem;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.subnav a {
  padding-bottom: 0.25rem;
  border-bottom: 1px solid transparent;
}

.subnav a.active {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.hero-minimal {
  padding: 5rem 2rem 3rem;
  background-color: #FFFFFF;
}

.hero-minimal h1 {
  margin: 0;
  font-size: clamp(2.2rem, 3vw, 3rem);
  letter-spacing: 0.2rem;
  text-transform: uppercase;
}

.hero-minimal p {
  max-width: 44rem;
  color: var(--color-muted);
  margin-top: 1.5rem;
}

.highlight {
  color: var(--color-accent);
  letter-spacing: 0.1rem;
  text-transform: uppercase;
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.25rem;
}

.checklist li {
  padding-left: 2rem;
  position: relative;
}

.checklist li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 1rem;
  height: 1rem;
  border: 1px solid var(--color-accent);
  transform: rotate(45deg);
}

@media (max-width: 900px) {
  nav ul {
    gap: 1rem;
  }

  header {
    position: static;
  }

  .hero {
    padding-top: 6rem;
  }
}

@media (max-width: 640px) {
  .nav-container {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }

  nav ul {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .tile {
    padding: 2rem;
  }

  .cta {
    width: 100%;
    justify-content: center;
  }
}