/* ── Reset & Base ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:   #0C0C0C;
  --dark:    #141414;
  --card:    #1A1A1A;
  --border:  #2A2A2A;
  --mid:     #888888;
  --light:   #C8C4BC;
  --paper:   #F5F2ED;
  --gold:    #C9A44B;
  --gold-lt: #D4B66A;
  --white:   #FFFFFF;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --max: 1200px;
  --radius: 4px;
  --transition: 0.3s ease;
}

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--light);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Container ────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Navigation ───────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 2rem;
  height: 72px;
  display: flex;
  align-items: center;
  background: transparent;
  transition: background var(--transition), border-bottom var(--transition);
}
.navbar.scrolled {
  background: rgba(12,12,12,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}
.logo-mark {
  width: 36px; height: 36px;
  background: var(--gold);
  color: var(--black);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}
.logo-text {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--paper);
  text-transform: uppercase;
}
.logo-text span { color: var(--gold); font-weight: 400; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav-link {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid);
  transition: color var(--transition);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  padding: 0;
}
.nav-link:hover, .nav-link.active { color: var(--paper); }

.nav-contact {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(201,164,75,0.4);
  padding: 0.5rem 1.25rem;
  transition: background var(--transition), color var(--transition);
}
.nav-contact:hover {
  background: var(--gold);
  color: var(--black);
}

/* Dropdown */
.nav-dropdown { position: relative; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 1rem);
  left: 50%;
  transform: translateX(-50%);
  background: var(--dark);
  border: 1px solid var(--border);
  min-width: 240px;
  padding: 0.5rem 0;
}
.nav-dropdown:hover .dropdown-menu { display: block; }
.dropdown-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.9rem 1.25rem;
  transition: background var(--transition);
  border: none;
}
.dropdown-item:hover { background: var(--card); }
.dropdown-item strong {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--paper);
  letter-spacing: 0.02em;
}
.dropdown-item span {
  font-size: 0.75rem;
  color: var(--mid);
}
.dropdown-ext {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.7rem;
  color: var(--gold);
  opacity: 0.7;
  margin-top: 0.2rem;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--paper);
  transition: var(--transition);
}

/* ── Hero ─────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  padding: 0 2rem 8rem;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--black);
}
.hero-bg::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 40%;
  background: linear-gradient(to top, var(--black), transparent);
  pointer-events: none;
}

.hero-rule {
  position: absolute;
  top: 0; right: 12%;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent 0%, var(--border) 20%, var(--border) 80%, transparent 100%);
  opacity: 0.5;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  width: 100%;
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 2.5rem;
}
.hero-eyebrow::before {
  content: '';
  width: 2rem;
  height: 1px;
  background: var(--gold);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 7vw, 7rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--paper);
  letter-spacing: -0.02em;
  max-width: 800px;
  margin-bottom: 2rem;
}
.hero-title em {
  font-style: italic;
  color: var(--gold);
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--mid);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 3rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: var(--font-body);
  background: var(--gold);
  color: var(--black);
  padding: 0.9rem 2rem;
  border: none;
  cursor: pointer;
  transition: background var(--transition);
}
.btn-primary:hover { background: var(--gold-lt); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: var(--font-body);
  color: var(--mid);
  transition: color var(--transition);
}
.btn-ghost:hover { color: var(--paper); }

.hero-meta {
  position: absolute;
  right: 2rem;
  bottom: 8rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: flex-end;
}
.hero-meta-item {
  text-align: right;
}
.hero-meta-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid);
  display: block;
}
.hero-meta-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--paper);
  font-style: italic;
}

/* ── Group Bar ────────────────────────────────────── */
.group-bar {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 2rem 0;
}
.group-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.group-bar-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.group-bar-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid);
}
.group-bar-value {
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
  color: var(--paper);
}
.group-bar-divider {
  width: 1px;
  height: 2.5rem;
  background: var(--border);
}

/* ── Sections ─────────────────────────────────────── */
.section {
  padding: 7rem 0;
}
.section-alt {
  background: var(--dark);
}

.section-eyebrow {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.section-eyebrow::before {
  content: '';
  width: 1.5rem;
  height: 1px;
  background: var(--gold);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--paper);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}
.section-title em { font-style: italic; color: var(--gold); }

.section-body {
  font-size: 1rem;
  color: var(--mid);
  max-width: 560px;
  line-height: 1.75;
}

/* ── Division Cards ───────────────────────────────── */
.divisions-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 3.5rem;
  gap: 2rem;
}
.divisions-note {
  font-size: 0.78rem;
  color: var(--mid);
  max-width: 260px;
  text-align: right;
  line-height: 1.6;
}

.divisions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border);
}

.division-card {
  padding: 2.5rem;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: background var(--transition);
  position: relative;
  overflow: hidden;
}
.division-card:last-child { border-right: none; }
.division-card:hover { background: var(--card); }

.division-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.division-card:hover::before { transform: scaleX(1); }

.division-num {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--mid);
  margin-bottom: 2rem;
  font-weight: 500;
}

.division-icon {
  width: 44px; height: 44px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--gold);
  transition: border-color var(--transition);
}
.division-card:hover .division-icon { border-color: var(--gold); }
.division-icon svg { width: 20px; height: 20px; }

.division-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--paper);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.division-desc {
  font-size: 0.88rem;
  color: var(--mid);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 2rem;
}

.division-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  transition: gap var(--transition);
  margin-top: auto;
}
.division-card:hover .division-link { gap: 0.8rem; }
.division-link svg { width: 14px; height: 14px; }

.division-ext-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid);
  border: 1px solid var(--border);
  padding: 0.25rem 0.6rem;
  margin-bottom: 0.75rem;
  width: fit-content;
}
.division-ext-badge svg { width: 10px; height: 10px; }

/* ── About / Story ────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}
.about-right {
  border-left: 1px solid var(--border);
  padding-left: 4rem;
}
.about-detail {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.about-detail-item {}
.about-detail-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 0.4rem;
}
.about-detail-value {
  font-size: 0.9rem;
  color: var(--light);
  line-height: 1.5;
}

/* ── Structure Banner ─────────────────────────────── */
.structure-banner {
  background: var(--dark);
  border: 1px solid var(--border);
  padding: 3rem 3.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 5rem;
}
.structure-text h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--paper);
  margin-bottom: 0.5rem;
}
.structure-text p {
  font-size: 0.85rem;
  color: var(--mid);
  max-width: 480px;
  line-height: 1.7;
}
.structure-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(201,164,75,0.4);
  padding: 0.85rem 1.75rem;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
  flex-shrink: 0;
}
.structure-link:hover {
  background: var(--gold);
  color: var(--black);
}

/* ── Page Hero (sub-pages) ────────────────────────── */
.page-hero {
  padding: 10rem 2rem 5rem;
  position: relative;
  border-bottom: 1px solid var(--border);
}
.page-hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: end;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 2rem;
}
.breadcrumb a:hover { color: var(--paper); }
.breadcrumb svg { opacity: 0.4; }

.page-hero-eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.25rem;
}
.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 700;
  color: var(--paper);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.page-hero-title em { font-style: italic; color: var(--gold); }

.page-hero-desc {
  font-size: 0.95rem;
  color: var(--mid);
  line-height: 1.75;
  max-width: 520px;
}

.page-hero-right {
  padding-bottom: 0.5rem;
}
.page-hero-visit {
  border: 1px solid var(--border);
  padding: 2.5rem;
  background: var(--dark);
}
.page-hero-visit-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 1rem;
}
.page-hero-visit-url {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-style: italic;
  color: var(--paper);
  margin-bottom: 0.75rem;
}
.page-hero-visit-note {
  font-size: 0.82rem;
  color: var(--mid);
  line-height: 1.6;
  margin-bottom: 2rem;
}
.btn-visit {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: var(--font-body);
  background: var(--gold);
  color: var(--black);
  padding: 0.85rem 1.75rem;
  border: none;
  transition: background var(--transition);
}
.btn-visit:hover { background: var(--gold-lt); }

/* ── Sub-page Content ─────────────────────────────── */
.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.overview-left {}
.overview-right {}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--light);
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.feature-list li:last-child { border-bottom: none; padding-bottom: 0; }
.feature-list li::before {
  content: '';
  width: 4px;
  height: 4px;
  background: var(--gold);
  border-radius: 50%;
  margin-top: 0.6rem;
  flex-shrink: 0;
}

.what-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  margin-top: 3rem;
}
.what-item {
  background: var(--black);
  padding: 2rem;
}
.section-alt .what-item { background: var(--dark); }
.what-item-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--paper);
  letter-spacing: 0.04em;
  margin-bottom: 0.6rem;
}
.what-item-desc {
  font-size: 0.82rem;
  color: var(--mid);
  line-height: 1.65;
}

/* ── Other Divisions (sub-page) ───────────────────── */
.other-divisions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 3rem;
}
.other-div-card {
  border: 1px solid var(--border);
  padding: 2rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: border-color var(--transition), background var(--transition);
}
.other-div-card:hover {
  border-color: var(--gold);
  background: var(--card);
}
.other-div-card h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper);
  margin-bottom: 0.3rem;
}
.other-div-card p {
  font-size: 0.8rem;
  color: var(--mid);
}
.other-div-card span {
  font-size: 1.2rem;
  color: var(--gold);
  flex-shrink: 0;
}

/* ── Contact Section ──────────────────────────────── */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}
.contact-info-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}
.contact-info-item:first-child { padding-top: 0; }
.contact-info-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid);
}
.contact-info-value {
  font-size: 0.95rem;
  color: var(--light);
}
.contact-info-value a:hover { color: var(--gold); }
.contact-note {
  font-size: 0.82rem;
  color: var(--mid);
  line-height: 1.7;
  padding: 1.5rem;
  border: 1px solid var(--border);
  margin-top: 2rem;
}
.contact-note strong { color: var(--light); }

/* ── Footer ───────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}
.footer-brand-desc {
  font-size: 0.85rem;
  color: var(--mid);
  line-height: 1.7;
  margin-top: 1.25rem;
  max-width: 280px;
}
.footer-parent-note {
  font-size: 0.75rem;
  color: var(--mid);
  opacity: 0.65;
  line-height: 1.6;
  margin-top: 1rem;
}
.footer-parent-note a { color: var(--gold); opacity: 1; }
.footer-parent-note a:hover { text-decoration: underline; }

.footer-col h5 {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--paper);
  margin-bottom: 1.25rem;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col ul li a {
  font-size: 0.85rem;
  color: var(--mid);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--paper); }
.footer-col .footer-contact li {
  font-size: 0.82rem;
  color: var(--mid);
}
.footer-col .footer-contact .addr-head {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper);
  margin-top: 0.5rem;
}
.footer-col .footer-contact a:hover { color: var(--gold); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-bottom p {
  font-size: 0.75rem;
  color: var(--mid);
  opacity: 0.7;
}
.footer-legal {
  display: flex;
  gap: 1.5rem;
}
.footer-legal a {
  font-size: 0.72rem;
  color: var(--mid);
  opacity: 0.7;
  transition: color var(--transition), opacity var(--transition);
}
.footer-legal a:hover { color: var(--paper); opacity: 1; }

/* ── Reveal Animations ────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 1024px) {
  .divisions-grid { grid-template-columns: 1fr; }
  .division-card { border-right: none; border-bottom: 1px solid var(--border); }
  .division-card:last-child { border-bottom: none; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-right { border-left: none; padding-left: 0; border-top: 1px solid var(--border); padding-top: 3rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .page-hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .overview-grid { grid-template-columns: 1fr; gap: 3rem; }
  .contact-wrap { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
  .nav-menu { display: none; }
  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px; left: 0; right: 0; bottom: 0;
    background: var(--black);
    padding: 2rem;
    gap: 1.5rem;
    overflow-y: auto;
    z-index: 99;
  }
  .hamburger { display: flex; }
  .nav-contact { display: none; }
  .hero { padding-bottom: 6rem; }
  .hero-meta { display: none; }
  .hero-title { font-size: clamp(2.5rem, 8vw, 4rem); }
  .group-bar-divider { display: none; }
  .group-bar-inner { gap: 1.5rem; }
  .section { padding: 4rem 0; }
  .divisions-header { flex-direction: column; align-items: flex-start; }
  .divisions-note { text-align: left; max-width: 100%; }
  .other-divisions { grid-template-columns: 1fr; }
  .what-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .structure-banner { flex-direction: column; }
  .contact-info-item { gap: 0.25rem; }
}