:root {
  --navy: #0c1a2e;
  --navy-light: #152238;
  --gold: #c4a052;
  --gold-light: #d4b872;
  --cream: #f7f5f0;
  --white: #ffffff;
  --text: #2c3e50;
  --text-muted: #5a6b7d;
  --border: #e2e8f0;
  --max-width: 1120px;
  --font-serif: "Georgia", "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--text);
  line-height: 1.65;
  background: var(--white);
}

a { color: var(--navy); text-decoration: none; }
a:hover { color: var(--gold); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(12, 26, 46, 0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(196, 160, 82, 0.2);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.02em;
}

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

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: rgba(255,255,255,0.85);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero */
section.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 60%, #1a3050 100%);
  padding-top: 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 70%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(196,160,82,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  padding: 4rem 0;
}

.hero-eyebrow {
  display: inline-block;
  color: var(--gold);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 400;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 2.5rem;
  max-width: 560px;
}

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

.btn {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gold);
  color: var(--navy);
}

.btn-primary:hover {
  background: var(--gold-light);
  color: var(--navy);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.4);
}

.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* Sections */
section { padding: 5rem 0; }

/* Alternate cream bands on later sections only. Hero and contact stay navy
   so white type never sits on cream (nth-child counted the header, so .hero
   was even and this rule used to overwrite the navy gradient). */
section:nth-of-type(even):not(.hero):not(.contact-section) {
  background: var(--cream);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}

.section-eyebrow {
  color: var(--gold);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  color: var(--navy);
  margin-bottom: 1rem;
}

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

/* About grid */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.about-card {
  background: var(--white);
  padding: 2rem;
  border-left: 3px solid var(--gold);
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.about-card h3 {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  color: var(--navy);
  margin-bottom: 0.75rem;
}

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

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  padding: 2rem;
  border: 1px solid var(--border);
  transition: box-shadow 0.2s, border-color 0.2s;
}

.service-card:hover {
  box-shadow: 0 4px 20px rgba(12,26,46,0.08);
  border-color: var(--gold);
}

.service-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.75rem;
}

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

/* Publications */
.pub-list { display: flex; flex-direction: column; gap: 1.5rem; }

.pub-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: start;
  background: var(--white);
  padding: 2rem;
  border: 1px solid var(--border);
}

.pub-meta {
  font-size: 0.75rem;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.pub-card h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--navy);
  margin-bottom: 0.75rem;
}

.pub-card p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 1rem; }

.pub-card-featured {
  border-color: var(--gold);
  border-width: 2px;
  background: linear-gradient(135deg, var(--white) 0%, var(--cream) 100%);
}

.pub-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.tag {
  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;
  background: var(--cream);
  color: var(--text-muted);
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pub-actions { display: flex; flex-direction: column; gap: 0.5rem; min-width: 140px; }

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  text-align: center;
}

/* Founder */
.founder-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3rem;
  align-items: start;
}

.founder-photo {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: center top;
  border: 1px solid var(--border);
}

.founder-content h3 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--navy);
  margin-bottom: 0.25rem;
}

.founder-title {
  color: var(--gold);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

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

.credentials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.credential-item strong {
  display: block;
  font-size: 0.8rem;
  color: var(--navy);
  margin-bottom: 0.25rem;
}

.credential-item span { font-size: 0.85rem; color: var(--text-muted); }

/* Philosophy */
.philosophy-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  color: var(--navy);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 2rem;
  line-height: 1.5;
  font-style: italic;
}

.philosophy-steps {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-weight: 600;
  color: var(--gold);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
}

/* Contact */
section.contact-section { background: var(--navy); color: var(--white); }

.contact-section .section-header h2 { color: var(--white); }
.contact-section .section-header p { color: rgba(255,255,255,0.7); }
.contact-section .section-eyebrow { color: var(--gold); }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 960px;
  margin: 0 auto;
}

.contact-info p { color: rgba(255,255,255,0.75); margin-bottom: 1rem; }

.contact-info a { color: var(--gold); }

.disclaimer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Footer */
.site-footer {
  background: #060e18;
  color: rgba(255,255,255,0.5);
  padding: 2rem 0;
  font-size: 0.8rem;
  text-align: center;
}

/* Mobile */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 4rem;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    padding: 1rem 1.5rem 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid rgba(196,160,82,0.2);
  }

  .nav-links.open { display: flex; }

  .nav-toggle { display: block; }

  .pub-card { grid-template-columns: 1fr; }

  .founder-grid { grid-template-columns: 1fr; }

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