/* ==========================================================================
   VANGUARD ACADEMY OF SCIENCE & RESEARCH
   Global Design System Stylesheet: style.css
   Pure CSS3 — Executive Warm Light Mode — Zero Animations Architecture
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens & CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Palette: Executive Warm Light Mode */
  --color-bg-pure: #FFFFFF;
  --color-bg-surface: #F8FAFC;
  --color-bg-subtle: #F1F5F9;
  --color-bg-dark: #0F172A;
  --color-bg-dark-accent: #172554;

  /* Brand Accents & Identity */
  --color-primary-indigo: #1E3A8A;
  --color-primary-hover: #172554;
  --color-accent-gold: #D97706;
  --color-accent-gold-dark: #B45309;
  --color-accent-gold-light: #FEF3C7;
  --color-accent-gold-border: #FDE68A;

  /* Typography Colors */
  --color-text-headline: #0F172A;
  --color-text-body: #475569;
  --color-text-muted: #64748B;
  --color-text-light: #F8FAFC;
  --color-text-light-muted: #94A3B8;

  /* Deep Royal Blue Alternating Theme Tokens */
  --color-royal-blue: #0F234D;
  --color-royal-indigo: #1E3A8A;
  --color-midnight-slate: #172F66;
  --color-midnight-card: #132759;
  --color-midnight-navy: #0B1938;
  --color-gold-vibrant: #F59E0B;
  --color-ice-blue: #CBD5E1;
  --color-ice-blue-light: #E2E8F0;

  /* Crisp Hair-Thin Borders */
  --color-border-hairline: #E2E8F0;
  --color-border-mid: #CBD5E1;
  --color-border-dark: #334155;

  /* Typography Scale */
  --font-serif-editorial: 'Cormorant Garamond', 'Cinzel', Georgia, serif;
  --font-sans-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono-tabular: 'JetBrains Mono', monospace;

  /* Layout Spacing */
  --container-max-width: 1240px;
  --section-spacing-y: 96px;
  --section-spacing-sm: 64px;
  --radius-sharp: 3px;
  --radius-subtle: 6px;
  --radius-badge: 2px;
}

/* --------------------------------------------------------------------------
   2. Absolute Rule: ZERO ANIMATIONS, ZERO TRANSITIONS, ZERO TRANSFORMS
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  transition: none !important;
  animation: none !important;
  transform: none !important;
  scroll-behavior: auto !important;
}

/* --------------------------------------------------------------------------
   3. Base Document & Typography Hierarchy
   -------------------------------------------------------------------------- */
html {
  font-size: 16px;
  background-color: var(--color-bg-pure);
  color: var(--color-text-body);
  font-family: var(--font-sans-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--color-bg-pure);
  color: var(--color-text-body);
  font-size: 1rem;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-headline);
  font-family: var(--font-serif-editorial);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

h1 {
  font-size: 3.25rem;
  font-weight: 700;
  line-height: 1.15;
}

h2 {
  font-size: 2.35rem;
  font-weight: 600;
  line-height: 1.2;
}

h3 {
  font-size: 1.45rem;
  font-weight: 600;
  line-height: 1.3;
}

h4 {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.35;
}

p {
  margin-bottom: 1.15rem;
  color: var(--color-text-body);
  font-family: var(--font-sans-primary);
  font-size: 1rem;
  line-height: 1.68;
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-primary-indigo);
  text-decoration: none;
}

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

/* --------------------------------------------------------------------------
   4. Layout Utilities & Container System
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

.section {
  padding-top: var(--section-spacing-y);
  padding-bottom: var(--section-spacing-y);
  position: relative;
}

.section-alt {
  background-color: var(--color-bg-surface);
  border-top: 1px solid var(--color-border-hairline);
  border-bottom: 1px solid var(--color-border-hairline);
}

.section-alabaster {
  background-color: var(--color-bg-surface); /* Clean Alabaster White #F8FAFC */
  border-top: 1px solid var(--color-border-hairline);
  border-bottom: 1px solid var(--color-border-hairline);
}

.section-slate {
  background-color: var(--color-bg-subtle); /* Warm Light Slate #F1F5F9 */
  border-top: 1px solid var(--color-border-hairline);
  border-bottom: 1px solid var(--color-border-hairline);
}

.section-royal-indigo {
  background-color: var(--color-royal-indigo); /* Rich Deep Indigo Blue #1E3A8A */
  color: #FFFFFF;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.section-royal-indigo .section-header .section-overline {
  color: var(--color-gold-vibrant);
  border: 1px solid var(--color-gold-vibrant);
  background-color: rgba(245, 158, 11, 0.12);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-badge);
  letter-spacing: 0.12em;
}

.section-royal-indigo .section-title {
  color: #FFFFFF;
}

.section-royal-indigo .section-description {
  color: var(--color-ice-blue);
}

.section-royal-indigo .philosophy-card {
  background-color: var(--color-midnight-card); /* Darker Midnight Blue cards #132759 */
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.section-royal-indigo .philosophy-card:hover {
  border-color: var(--color-gold-vibrant);
}

.section-royal-indigo .pillar-number {
  color: var(--color-gold-vibrant);
}

.section-royal-indigo .pillar-title {
  color: #FFFFFF;
}

.section-royal-indigo .pillar-text {
  color: var(--color-ice-blue);
}

.section-royal-indigo .pillar-bullet-list {
  border-top-color: rgba(255, 255, 255, 0.16);
  color: var(--color-ice-blue);
}

.section-royal-indigo .pillar-bullet-item::before {
  color: var(--color-gold-vibrant);
}

.section-dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-header.text-center {
  text-align: center;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.section-overline {
  display: inline-block;
  font-family: var(--font-sans-primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-accent-gold-dark);
  margin-bottom: 0.85rem;
}

.section-title {
  margin-bottom: 1rem;
}

.section-description {
  font-size: 1.1rem;
  color: var(--color-text-body);
  max-width: 720px;
  line-height: 1.7;
}

.text-center .section-description {
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------------------------
   5. Buttons & Action Elements (Instant Hover, No Transitions)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.85rem;
  font-family: var(--font-sans-primary);
  font-size: 0.925rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-align: center;
  white-space: nowrap;
  border-radius: var(--radius-sharp);
  cursor: pointer;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-primary-indigo);
  color: #FFFFFF;
  border: 1px solid var(--color-primary-indigo);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: #FFFFFF;
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--color-primary-indigo);
  border: 1px solid var(--color-border-hairline);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background-color: var(--color-bg-surface);
  border-color: var(--color-border-mid);
  color: var(--color-text-headline);
}

.btn-gold {
  background-color: var(--color-gold-vibrant);
  color: var(--color-royal-blue);
  font-weight: 700;
  border: 1px solid var(--color-gold-vibrant);
}

.btn-gold:hover,
.btn-gold:focus-visible {
  background-color: var(--color-accent-gold);
  border-color: var(--color-accent-gold);
  color: var(--color-royal-blue);
}

.btn-sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.85rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans-primary);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary-indigo);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.text-link:hover,
.text-link:focus-visible {
  color: var(--color-accent-gold-dark);
  border-bottom-color: var(--color-accent-gold-dark);
}

.text-link-gold {
  color: var(--color-accent-gold-dark);
}

.text-link-gold:hover {
  color: var(--color-text-headline);
  border-bottom-color: var(--color-text-headline);
}

/* --------------------------------------------------------------------------
   6. Top Notification Ribbon (Slim)
   -------------------------------------------------------------------------- */
.top-ribbon {
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
  font-size: 0.8rem;
  border-bottom: 1px solid var(--color-border-dark);
  padding: 0.55rem 0;
  letter-spacing: 0.01em;
}

.top-ribbon .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.ribbon-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 500;
}

.ribbon-badge {
  background-color: var(--color-accent-gold);
  color: #FFFFFF;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-badge);
}

.ribbon-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  color: var(--color-text-light-muted);
}

.ribbon-right a {
  color: var(--color-text-light);
  font-weight: 600;
  text-decoration: none;
}

.ribbon-right a:hover {
  color: var(--color-accent-gold);
}

/* --------------------------------------------------------------------------
   7. Global Navigation Header
   -------------------------------------------------------------------------- */
.site-header {
  background-color: var(--color-bg-pure);
  border-bottom: 1px solid var(--color-border-hairline);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

/* Institute Logo & Wordmark */
.site-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
  color: var(--color-text-headline);
}

.brand-crest {
  width: 44px;
  height: 44px;
  background-color: var(--color-primary-indigo);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-primary-hover);
  border-radius: var(--radius-sharp);
  flex-shrink: 0;
}

.brand-crest svg {
  width: 26px;
  height: 26px;
  stroke-width: 1.75;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-serif-editorial);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.1;
  color: var(--color-text-headline);
  text-transform: uppercase;
}

.brand-subtext {
  font-family: var(--font-sans-primary);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--color-accent-gold-dark);
  text-transform: uppercase;
  margin-top: 0.2rem;
}

/* Navigation Links */
.desktop-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}

.nav-link {
  font-family: var(--font-sans-primary);
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--color-text-body);
  text-decoration: none;
  padding: 0.5rem 0;
  position: relative;
  letter-spacing: 0.01em;
}

.nav-link:hover {
  color: var(--color-primary-indigo);
}

.nav-link.active {
  color: var(--color-primary-indigo);
  font-weight: 700;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary-indigo);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.mobile-toggle-btn {
  display: none;
  background: none;
  border: 1px solid var(--color-border-hairline);
  padding: 0.6rem;
  border-radius: var(--radius-sharp);
  cursor: pointer;
  color: var(--color-text-headline);
}

.mobile-toggle-btn svg {
  width: 22px;
  height: 22px;
  display: block;
}

/* Mobile Drawer (Side Menu Bar) */
.mobile-nav-drawer {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  height: 100vh;
  height: 100dvh;
  max-height: 100vh;
  max-height: 100dvh;
  width: 340px;
  max-width: 85vw;
  background-color: var(--color-bg-pure);
  border-left: 1px solid var(--color-border-hairline);
  z-index: 1050;
  padding: 1.75rem 1.5rem 2.25rem 1.5rem;
  flex-direction: column;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

/* Custom clean scrollbar for the side menu drawer */
.mobile-nav-drawer::-webkit-scrollbar {
  width: 5px;
}

.mobile-nav-drawer::-webkit-scrollbar-track {
  background: transparent;
}

.mobile-nav-drawer::-webkit-scrollbar-thumb {
  background-color: var(--color-border-mid);
  border-radius: 4px;
}

.mobile-nav-drawer.is-open {
  display: flex;
}

.mobile-drawer-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.6);
  z-index: 1040;
}

.mobile-drawer-backdrop.is-open {
  display: block;
}

.drawer-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border-hairline);
}

.drawer-title {
  font-family: var(--font-serif-editorial);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-headline);
}

.drawer-close-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-headline);
  padding: 0.35rem;
}

.drawer-close-btn svg {
  width: 24px;
  height: 24px;
}

.mobile-nav-list {
  flex-shrink: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  margin-bottom: 1.5rem;
}

.mobile-nav-link {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-text-headline);
  display: block;
  padding: 0.35rem 0;
}

.mobile-nav-link.active {
  color: var(--color-primary-indigo);
  font-weight: 700;
  border-left: 3px solid var(--color-primary-indigo);
  padding-left: 0.75rem;
}

.mobile-nav-drawer .btn {
  flex-shrink: 0;
}

/* Aside Notification Ribbon placed inside the Side Menu Bar at the bottom */
.mobile-nav-drawer aside#topRibbon,
.mobile-nav-drawer .drawer-ribbon {
  flex-shrink: 0;
  margin-top: 1.75rem;
  background-color: var(--color-royal-blue); /* Deep Royal Blue */
  color: #FFFFFF;
  border-radius: var(--radius-sharp);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 1.25rem;
  box-shadow: 0 4px 14px rgba(15, 35, 77, 0.18);
}

.mobile-nav-drawer aside#topRibbon .container,
.mobile-nav-drawer .drawer-ribbon .container {
  width: 100%;
  max-width: 100%;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.85rem;
}

.mobile-nav-drawer aside#topRibbon .ribbon-left,
.mobile-nav-drawer .drawer-ribbon .ribbon-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.45rem;
  font-size: 0.8rem;
  line-height: 1.45;
  color: var(--color-ice-blue-light);
}

.mobile-nav-drawer aside#topRibbon .ribbon-badge,
.mobile-nav-drawer .drawer-ribbon .ribbon-badge {
  background-color: var(--color-gold-vibrant);
  color: var(--color-royal-blue);
  font-weight: 700;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-badge);
}

.mobile-nav-drawer aside#topRibbon .ribbon-right,
.mobile-nav-drawer .drawer-ribbon .ribbon-right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--color-ice-blue);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 0.75rem;
  width: 100%;
}

.mobile-nav-drawer aside#topRibbon .ribbon-right a,
.mobile-nav-drawer .drawer-ribbon .ribbon-right a {
  color: var(--color-gold-vibrant);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.drawer-footer {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border-hairline);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   8. Hero Section (Editorial Asymmetric Layout)
   -------------------------------------------------------------------------- */
.hero-section {
  padding-top: 5rem;
  padding-bottom: 5.5rem;
  background-color: var(--color-bg-pure);
  border-bottom: 1px solid var(--color-border-hairline);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 4.5rem;
  align-items: center;
}

.hero-left {
  display: flex;
  flex-direction: column;
}

.hero-category-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-gold-dark);
  margin-bottom: 1.25rem;
}

.category-line {
  display: inline-block;
  width: 28px;
  height: 1px;
  background-color: var(--color-accent-gold-dark);
}

.hero-headline {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.12;
  color: var(--color-text-headline);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-subparagraph {
  font-size: 1.18rem;
  line-height: 1.7;
  color: var(--color-text-body);
  margin-bottom: 2.25rem;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-trust-bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--color-border-hairline);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.trust-item strong {
  color: var(--color-text-headline);
  font-weight: 600;
}

.trust-divider {
  color: var(--color-border-mid);
}

/* Hero Right: High-Res Real Classroom Photo */
.hero-visual-wrapper {
  position: relative;
  border: 1px solid var(--color-border-hairline);
  padding: 0.75rem;
  background-color: var(--color-bg-surface);
  border-radius: var(--radius-sharp);
}

.hero-image-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border-hairline);
  aspect-ratio: 4 / 3;
  background-color: var(--color-bg-subtle);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Floating Info Box at Bottom Corner */
.hero-floating-box {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  background-color: #FFFFFF;
  border: 1px solid var(--color-border-hairline);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sharp);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
}

.floating-box-inner {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.floating-box-icon {
  width: 20px;
  height: 20px;
  color: var(--color-accent-gold-dark);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.floating-box-title {
  font-family: var(--font-sans-primary);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-headline);
  line-height: 1.35;
  margin-bottom: 0.2rem;
}

.floating-box-subtitle {
  font-size: 0.76rem;
  color: var(--color-text-muted);
  line-height: 1.3;
}

/* --------------------------------------------------------------------------
   9. Section 4: Verified Institutional Metrics (4-Column Data Grid)
   -------------------------------------------------------------------------- */
.metrics-section {
  padding: 3.75rem 0;
  background-color: var(--color-royal-blue); /* Deep Royal Blue #0F234D */
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background-color: rgba(255, 255, 255, 0.15); /* Subtle white-opacity vertical divider borders */
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sharp);
  overflow: hidden;
}

.metric-card {
  background-color: var(--color-midnight-slate); /* Midnight Navy Slate #172F66 */
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
}

.metric-value {
  font-family: var(--font-serif-editorial);
  font-size: 2.85rem;
  font-weight: 700;
  color: #FFFFFF; /* Bold white font */
  line-height: 1.1;
  margin-bottom: 0.65rem;
  letter-spacing: -0.02em;
}

.metric-label {
  font-family: var(--font-sans-primary);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-gold-vibrant); /* Amber-gold label tag */
  margin-bottom: 0.45rem;
  line-height: 1.35;
}

.metric-sub {
  font-size: 0.84rem;
  color: var(--color-ice-blue); /* Crisp Light Ice Blue */
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   10. Section 5: Core Academic Divisions (Curated Overview)
   -------------------------------------------------------------------------- */
.divisions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3.5rem;
}

.division-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border-hairline);
  border-radius: var(--radius-sharp);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
}

.division-card:hover {
  border-color: var(--color-primary-indigo);
}

.division-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-gold-dark);
  margin-bottom: 1rem;
}

.division-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 1rem;
  line-height: 1.25;
}

.division-desc {
  font-size: 0.95rem;
  color: var(--color-text-body);
  margin-bottom: 1.75rem;
  flex-grow: 1;
  line-height: 1.6;
}

.division-specs {
  border-top: 1px solid var(--color-border-hairline);
  padding-top: 1.25rem;
  margin-bottom: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.825rem;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.spec-val {
  font-weight: 600;
  color: var(--color-text-headline);
}

.divisions-footer-action {
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border-hairline);
}

/* --------------------------------------------------------------------------
   11. Section 6: The Vanguard Pedagogical Philosophy
   -------------------------------------------------------------------------- */
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.philosophy-card {
  background-color: var(--color-bg-pure);
  border: 1px solid var(--color-border-hairline);
  border-radius: var(--radius-sharp);
  padding: 2.75rem 2.25rem;
  display: flex;
  flex-direction: column;
}

.pillar-number {
  font-family: var(--font-serif-editorial);
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--color-accent-gold);
  line-height: 1;
  margin-bottom: 1.25rem;
  display: block;
}

.pillar-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-text-headline);
}

.pillar-text {
  font-size: 0.95rem;
  color: var(--color-text-body);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.pillar-bullet-list {
  list-style: none;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border-hairline);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.pillar-bullet-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pillar-bullet-item::before {
  content: '■';
  color: var(--color-primary-indigo);
  font-size: 0.55rem;
}

/* --------------------------------------------------------------------------
   12. Section 7: Campus Infrastructure Preview
   -------------------------------------------------------------------------- */
.infra-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.infra-card {
  border: 1px solid var(--color-border-hairline);
  background-color: #FFFFFF;
  border-radius: var(--radius-sharp);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.infra-image-wrapper {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: var(--color-bg-subtle);
  border-bottom: 1px solid var(--color-border-hairline);
}

.infra-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.infra-content {
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.infra-caption {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-gold-dark);
  margin-bottom: 0.5rem;
}

.infra-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.65rem;
}

.infra-desc {
  font-size: 0.9rem;
  color: var(--color-text-body);
  line-height: 1.55;
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   13. Section 8: Leadership & Faculty Overview
   -------------------------------------------------------------------------- */
.leadership-box {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border-hairline);
  border-radius: var(--radius-sharp);
  padding: 3.5rem;
}

.leadership-grid {
  display: grid;
  grid-template-columns: 1fr 1.65fr;
  gap: 3.5rem;
  align-items: center;
}

.leadership-profile {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--color-border-hairline);
  padding-right: 3.5rem;
}

.profile-avatar-frame {
  width: 130px;
  height: 130px;
  border: 2px solid var(--color-border-hairline);
  border-radius: var(--radius-sharp);
  background-color: var(--color-primary-indigo);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif-editorial);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.director-name {
  font-size: 1.85rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  color: var(--color-text-headline);
}

.director-designation {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-accent-gold-dark);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

.director-credentials {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.leadership-narrative {
  display: flex;
  flex-direction: column;
}

.quote-lead {
  font-family: var(--font-serif-editorial);
  font-size: 1.65rem;
  font-style: italic;
  color: var(--color-text-headline);
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

.narrative-text {
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--color-text-body);
  margin-bottom: 2rem;
}

.faculty-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--color-border-hairline);
  border-bottom: 1px solid var(--color-border-hairline);
}

.fac-stat-item strong {
  display: block;
  font-family: var(--font-serif-editorial);
  font-size: 1.6rem;
  color: var(--color-primary-indigo);
  line-height: 1.1;
  margin-bottom: 0.2rem;
}

.fac-stat-item span {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --------------------------------------------------------------------------
   14. Section 9: Recent Milestones & Social Proof Teaser
   -------------------------------------------------------------------------- */
.social-proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.proof-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border-hairline);
  border-radius: var(--radius-sharp);
  padding: 2.25rem 1.85rem;
  display: flex;
  flex-direction: column;
  position: relative;
}

.proof-badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.rank-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: var(--color-accent-gold-light);
  color: var(--color-accent-gold-dark);
  border: 1px solid var(--color-accent-gold-border);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-badge);
  letter-spacing: 0.03em;
}

.roll-verif {
  font-family: var(--font-mono-tabular);
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

.proof-quote {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-text-body);
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.proof-student-meta {
  border-top: 1px solid var(--color-border-hairline);
  padding-top: 1rem;
}

.student-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-headline);
  margin-bottom: 0.15rem;
}

.student-admission-dest {
  font-size: 0.8rem;
  color: var(--color-primary-indigo);
  font-weight: 600;
}

.proof-footer-action {
  text-align: center;
  padding-top: 1rem;
}

/* --------------------------------------------------------------------------
   15. Section 10: Quick Admission Ingestion Banner
   -------------------------------------------------------------------------- */
.ingestion-banner {
  background-color: var(--color-royal-blue); /* Deep Royal Blue #0F234D */
  color: #FFFFFF;
  border-radius: var(--radius-sharp);
  padding: 3.75rem 3.5rem;
  position: relative;
  overflow: hidden;
  border: 1.5px solid var(--color-gold-vibrant); /* Amber-gold border accent */
  box-shadow: 0 12px 36px rgba(15, 35, 77, 0.35);
}

.banner-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  flex-wrap: wrap;
}

.banner-left {
  max-width: 680px;
}

.banner-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold-vibrant);
  margin-bottom: 0.75rem;
}

.banner-title {
  color: #FFFFFF; /* Crisp white headline */
  font-size: 2.35rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.85rem;
}

.banner-subtext {
  color: var(--color-ice-blue);
  font-size: 1.02rem;
  line-height: 1.65;
  margin-bottom: 0;
}

.banner-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-start;
}

.banner-actions .btn {
  width: 100%;
}

.banner-aux-note {
  font-size: 0.78rem;
  color: var(--color-ice-blue-light);
}

/* --------------------------------------------------------------------------
   16. Section 11: Global Footer (Deep Royal Midnight Navy)
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-midnight-navy); /* Solid Dark Midnight Navy #0B1938 */
  color: var(--color-ice-blue);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 5rem;
  padding-bottom: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.35fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col-title {
  font-family: var(--font-sans-primary);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #FFFFFF; /* Pure white column headings */
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
  padding-bottom: 0.5rem;
}

/* Amber underline accents */
.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--color-gold-vibrant);
}

.footer-about-text {
  color: #94A3B8; /* Clean light slate */
  font-size: 0.88rem;
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.footer-trust-reg {
  font-size: 0.78rem;
  color: var(--color-ice-blue);
  border-left: 2px solid var(--color-gold-vibrant);
  padding-left: 0.75rem;
  line-height: 1.5;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-link {
  color: #94A3B8; /* Hyperlinks in clean light slate */
  font-size: 0.88rem;
  text-decoration: none;
}

.footer-link:hover {
  color: #FFFFFF;
}

.footer-contact-item {
  margin-bottom: 1.2rem;
  font-size: 0.88rem;
  line-height: 1.5;
}

.footer-contact-label {
  display: block;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #94A3B8;
  margin-bottom: 0.2rem;
}

.footer-contact-val {
  color: #FFFFFF;
  font-weight: 500;
}

.footer-contact-val a {
  color: var(--color-gold-vibrant);
  text-decoration: none;
}

.footer-contact-val a:hover {
  color: #FFFFFF;
}

.footer-coords-box {
  background-color: #071228;
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.75rem;
  border-radius: var(--radius-sharp);
  margin-top: 1rem;
  font-size: 0.78rem;
  color: #94A3B8;
}

.coords-code {
  font-family: var(--font-mono-tabular);
  color: var(--color-gold-vibrant);
  display: block;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

/* Sub-Footer */
.sub-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.8rem;
  color: #64748B;
}

.sub-footer-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
}

.sub-footer-links a {
  color: #94A3B8;
  text-decoration: none;
}

.sub-footer-links a:hover {
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   17. Responsive Media Queries (Mobile First Precision)
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

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

  .divisions-grid,
  .philosophy-grid,
  .infra-grid,
  .social-proof-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .leadership-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .leadership-profile {
    border-right: none;
    border-bottom: 1px solid var(--color-border-hairline);
    padding-right: 0;
    padding-bottom: 2rem;
  }

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

@media (max-width: 860px) {
  .desktop-nav,
  .header-actions .btn {
    display: none;
  }

  .mobile-toggle-btn {
    display: block;
  }

  /* Remove brand-subtext span in mobile view */
  .brand-subtext,
  header#siteHeader .site-brand .brand-subtext,
  header#siteHeader > div > div > a#headerBrandLink > div:nth-of-type(2) > span:nth-of-type(2) {
    display: none;
  }

  .hero-headline {
    font-size: 2.65rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .top-ribbon .container {
    flex-direction: column;
    align-items: flex-start;
  }

  .banner-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .banner-actions {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .container {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .section {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  .metrics-grid,
  .divisions-grid,
  .philosophy-grid,
  .infra-grid,
  .social-proof-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-headline {
    font-size: 2.25rem;
  }

  .hero-cta-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .leadership-box {
    padding: 1.75rem;
  }

  .faculty-stats-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .ingestion-banner {
    padding: 2.25rem 1.5rem;
  }

  .sub-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .sub-footer-links {
    flex-direction: column;
    gap: 0.75rem;
  }
}