/* ==========================================================================
   SPEED ROCK MACHINE - INSTITUTIONAL DESIGN SYSTEM
   Duke.edu Blue Palette & Non-Profit Public Portal Architecture
   ========================================================================== */

:root {
  --duke-royal-blue: #001A57;
  --duke-deep-navy: #051C48;
  --duke-action-blue: #00539B;
  --duke-action-hover: #0073D1;
  --duke-light-canvas: #F3F4F6;
  --duke-pure-white: #FFFFFF;
  --duke-text-primary: #111827;
  --duke-text-muted: #4B5563;
  --duke-border-light: #E5E7EB;
  --duke-border-accent: #D1D5DB;
  --font-serif: "Georgia", "Garamond", "Playfair Display", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 25px rgba(0, 26, 87, 0.12);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-pill: 9999px;
  --max-width: 1240px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--duke-light-canvas);
  color: var(--duke-text-primary);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography Standards */
h1, h2, h3, h4, .serif-heading {
  font-family: var(--font-serif);
  color: var(--duke-royal-blue);
  font-weight: 700;
  line-height: 1.25;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.85rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--duke-border-light);
  padding-bottom: 0.5rem;
}

h3 {
  font-size: 1.35rem;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.2rem;
  color: var(--duke-text-primary);
  max-width: 78ch;
}

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

a {
  color: var(--duke-action-blue);
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease;
}

a:hover, a:focus-visible {
  color: var(--duke-action-hover);
  text-decoration: underline;
}

/* Reading Progress Indicator */
#progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: transparent;
  z-index: 1000;
}

#progress-bar {
  height: 100%;
  width: 0%;
  background-color: var(--duke-action-hover);
  transition: width 0.1s ease-out;
}

/* Level 1 Utility Strip */
.top-utility-strip {
  background-color: var(--duke-deep-navy);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.45rem 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.utility-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.utility-id-tags {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.utility-id-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.utility-id-tag span {
  color: #93C5FD;
  font-weight: 600;
}

.utility-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.utility-links a {
  color: #FFFFFF;
  font-size: 0.75rem;
}

.utility-links a:hover {
  color: #93C5FD;
  text-decoration: underline;
}

/* Level 2 Main Navigation Header */
.main-header {
  background-color: var(--duke-royal-blue);
  color: #FFFFFF;
  position: sticky;
  top: 0;
  z-index: 900;
  box-shadow: 0 2px 10px rgba(0, 26, 87, 0.2);
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

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

.brand-link {
  color: #FFFFFF;
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  display: flex;
  flex-direction: column;
}

.brand-link:hover {
  text-decoration: none;
  color: #FFFFFF;
}

.brand-subtitle {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #93C5FD;
  font-weight: 600;
}

/* Nav Menu & Dropdowns */
.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 0.5rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  color: #FFFFFF;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.75rem 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: var(--radius-sm);
  transition: background-color 0.15s ease, color 0.15s ease;
  min-height: 44px;
  text-decoration: none;
}

.nav-link:hover, .nav-link:focus-visible, .nav-item:hover > .nav-link {
  background-color: rgba(255, 255, 255, 0.12);
  color: #FFFFFF;
  text-decoration: none;
}

.nav-arrow {
  font-size: 0.65rem;
  transition: transform 0.2s ease;
}

.nav-item:hover .nav-arrow {
  transform: translateY(2px);
}

/* Dropdown Submenu */
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--duke-deep-navy);
  min-width: 250px;
  list-style: none;
  padding: 0.5rem 0;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.15);
  z-index: 1000;
}

.nav-item:hover .dropdown-menu,
.nav-item:focus-within .dropdown-menu {
  display: block;
}

.dropdown-link {
  display: block;
  padding: 0.65rem 1.25rem;
  color: #E5E7EB;
  font-size: 0.85rem;
  font-weight: 500;
  min-height: 44px;
  line-height: 1.4;
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.dropdown-link:hover, .dropdown-link:focus-visible {
  background-color: var(--duke-action-blue);
  color: #FFFFFF;
  text-decoration: none;
}

/* Header Featured CTA */
.nav-cta {
  background-color: var(--duke-action-blue);
  color: #FFFFFF !important;
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-left: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  text-decoration: none !important;
}

.nav-cta:hover {
  background-color: var(--duke-action-hover);
  color: #FFFFFF;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  font-size: 1.25rem;
  align-items: center;
  justify-content: center;
}

/* Main Content Container */
.site-main {
  flex: 1 0 auto;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

/* Hero Showcase Banner */
.hero-showcase {
  position: relative;
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-lg);
  min-height: 440px;
  display: flex;
  align-items: flex-end;
}

.hero-showcase-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero-overlay-card {
  position: relative;
  z-index: 2;
  background-color: rgba(5, 28, 72, 0.92);
  color: #FFFFFF;
  padding: 2.25rem 2.5rem;
  margin: 1.75rem;
  max-width: 780px;
  border-radius: var(--radius-md);
  border-left: 5px solid var(--duke-action-blue);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(4px);
}

.hero-overlay-card h1 {
  color: #FFFFFF;
  font-size: 2.15rem;
  margin: 0.75rem 0 1rem;
}

.hero-summary-statement {
  font-size: 1.05rem;
  line-height: 1.6;
  color: #E2E8F0;
  margin-bottom: 1.5rem;
}

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

/* Category Tag Pills */
.category-pill {
  display: inline-block;
  background-color: var(--duke-action-blue);
  color: #FFFFFF;
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

/* Button Component Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  min-height: 44px;
  min-width: 44px;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none !important;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--duke-action-blue);
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: var(--duke-action-hover);
  color: #FFFFFF;
  box-shadow: 0 4px 10px rgba(0, 83, 155, 0.3);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

.btn-outline {
  background-color: transparent;
  color: var(--duke-action-blue);
  border-color: var(--duke-action-blue);
}

.btn-outline:hover {
  background-color: var(--duke-action-blue);
  color: #FFFFFF;
}

/* 120+ Word Mission Callout Container */
.mission-callout-block {
  background-color: var(--duke-pure-white);
  border-left: 6px solid var(--duke-action-blue);
  padding: 2rem 2.25rem;
  margin: 2rem 0 2.5rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  box-shadow: var(--shadow-md);
  border-top: 1px solid var(--duke-border-light);
  border-right: 1px solid var(--duke-border-light);
  border-bottom: 1px solid var(--duke-border-light);
}

.mission-callout-badge {
  color: var(--duke-action-blue);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
  display: block;
}

.mission-callout-text {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--duke-text-primary);
  font-style: italic;
}

/* Funding & Non-Profit Reinvestment Notice Banner */
.reinvestment-banner {
  background-color: #EFF6FF;
  border: 1px solid #BFDBFE;
  border-left: 4px solid var(--duke-action-blue);
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.reinvestment-banner p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--duke-deep-navy);
  font-weight: 600;
}

/* Asymmetric Duke Grid */
.asymmetric-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2rem;
  margin: 2.5rem 0;
}

.editorial-card {
  background-color: var(--duke-pure-white);
  border: 1px solid var(--duke-border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.editorial-card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.editorial-card-body {
  padding: 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.editorial-card-body h3 {
  margin-top: 0.5rem;
  font-size: 1.35rem;
}

.editorial-card-body p {
  flex: 1;
  font-size: 0.95rem;
  color: var(--duke-text-muted);
}

.card-footer-cta {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--duke-border-light);
}

/* 4-Card Initiative Grid (Index Specific) */
.initiative-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.initiative-card {
  background-color: var(--duke-pure-white);
  border: 1px solid var(--duke-border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.initiative-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.initiative-card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.initiative-card-body h3 {
  font-size: 1.15rem;
  margin-top: 0.5rem;
  margin-bottom: 0.75rem;
}

.initiative-card-summary {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--duke-text-primary);
  flex: 1;
  margin-bottom: 1.25rem;
}

/* 3-Column Content Cards */
.content-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin: 2.5rem 0;
}

/* Blockquote Section */
.serif-quote-section {
  background-color: var(--duke-light-canvas);
  border-top: 2px solid var(--duke-border-accent);
  border-bottom: 2px solid var(--duke-border-accent);
  padding: 3rem 2rem;
  margin: 3.5rem 0;
  text-align: center;
}

.serif-quote-text {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--duke-royal-blue);
  line-height: 1.5;
  max-width: 900px;
  margin: 0 auto 1.25rem;
  font-style: italic;
}

.serif-quote-author {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--duke-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Statistical Indicator Panel */
.stats-panel {
  background-color: var(--duke-pure-white);
  border: 1px solid var(--duke-border-light);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  margin: 2.5rem 0;
  box-shadow: var(--shadow-md);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item {
  padding: 1rem;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--duke-action-blue);
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--duke-royal-blue);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.stat-desc {
  font-size: 0.8rem;
  color: var(--duke-text-muted);
  line-height: 1.4;
}

/* Testimonial Profile Frame */
.testimonial-frame {
  background-color: var(--duke-royal-blue);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 3rem 2.5rem;
  margin: 3rem 0;
  display: flex;
  align-items: center;
  gap: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.testimonial-avatar-wrapper {
  flex-shrink: 0;
}

.testimonial-avatar {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--duke-action-blue);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.testimonial-quote {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  line-height: 1.6;
  font-style: italic;
  color: #F8FAFC;
  margin-bottom: 1rem;
}

.testimonial-meta {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: #93C5FD;
  font-weight: 600;
}

/* Content Article Blocks & Sections */
.article-section {
  background-color: var(--duke-pure-white);
  border: 1px solid var(--duke-border-light);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

.article-section h2 {
  margin-top: 0;
}

.photo-duo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 1.75rem 0;
}

.photo-duo-grid img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--duke-border-light);
}

.photo-single-full {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--duke-border-light);
  margin: 1.5rem 0;
}

/* Tables for Financials, Agenda & Transparency */
.data-table-wrapper {
  overflow-x: auto;
  margin: 1.5rem 0;
  border: 1px solid var(--duke-border-light);
  border-radius: var(--radius-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.data-table th {
  background-color: var(--duke-royal-blue);
  color: #FFFFFF;
  padding: 0.85rem 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.8rem;
}

.data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--duke-border-light);
}

.data-table tr:nth-child(even) {
  background-color: #F9FAFB;
}

.data-table tr:hover {
  background-color: #F3F4F6;
}

/* Form Styling */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--duke-royal-blue);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: var(--font-sans);
  color: var(--duke-text-primary);
  background-color: #FFFFFF;
  border: 1px solid var(--duke-border-accent);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  min-height: 44px;
}

.form-control:focus {
  outline: none;
  border-color: var(--duke-action-blue);
  box-shadow: 0 0 0 3px rgba(0, 83, 155, 0.15);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

/* Institutional Footer */
.site-footer {
  background-color: var(--duke-royal-blue);
  color: #FFFFFF;
  padding: 4rem 1.25rem 2rem;
  border-top: 4px solid var(--duke-action-blue);
  margin-top: auto;
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-grid-4 {
  display: grid;
  grid-template-columns: 1.2fr 1.1fr 1fr 1.3fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-col h3, .footer-col h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  border-bottom: 2px solid var(--duke-action-blue);
  padding-bottom: 0.5rem;
  display: inline-block;
}

.footer-col p {
  color: #D1D5DB;
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.footer-nav-list {
  list-style: none;
}

.footer-nav-list li {
  margin-bottom: 0.5rem;
}

.footer-nav-list a {
  color: #E5E7EB;
  font-size: 0.875rem;
  display: inline-block;
  padding: 0.2rem 0;
  min-height: 32px;
}

.footer-nav-list a:hover {
  color: #93C5FD;
  text-decoration: underline;
}

.footer-compliance-text {
  font-size: 0.8rem;
  line-height: 1.6;
  color: #CBD5E1;
  background-color: rgba(5, 28, 72, 0.6);
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  color: #9CA3AF;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom-links a {
  color: #D1D5DB;
}

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

/* ==========================================================================
   MOBILE & RESPONSIVE BREAKPOINTS (STRICT ENFORCEMENT)
   ========================================================================== */

@media (max-width: 992px) {
  .initiative-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .content-grid-3 {
    grid-template-columns: 1fr;
  }

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

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

  .footer-grid-4 {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .hero-showcase {
    min-height: 480px;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 1.95rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .top-utility-strip {
    font-size: 0.7rem;
    padding: 0.5rem 1rem;
  }

  .utility-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
  }

  .mobile-toggle {
    display: inline-flex;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background-color: var(--duke-deep-navy);
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-lg);
    gap: 0;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    padding: 0.85rem 1.25rem;
    border-radius: 0;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .dropdown-menu {
    position: static;
    display: none;
    background-color: #03112E;
    box-shadow: none;
    border-radius: 0;
    border: none;
    border-left: 3px solid var(--duke-action-blue);
    margin-left: 1rem;
  }

  .nav-item.open .dropdown-menu {
    display: block;
  }

  .nav-cta {
    margin: 1rem 1.25rem 0.5rem;
    text-align: center;
    justify-content: center;
  }

  .hero-overlay-card {
    margin: 1rem;
    padding: 1.5rem;
  }

  .hero-overlay-card h1 {
    font-size: 1.65rem;
  }

  .initiative-grid-4 {
    grid-template-columns: 1fr;
  }

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

  .testimonial-frame {
    flex-direction: column;
    text-align: center;
    padding: 2rem 1.5rem;
  }

  .photo-duo-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid-4 {
    grid-template-columns: 1fr;
  }

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