/* ==========================================================================
   ASPIC ASSOC SUD PROMOTION INNOVATION CONCERTS (Loi 1901)
   SYSTEME DE CONCEPTION TYPOGRAPHIQUE & GRAPHIQUE OFFICIEL
   Aesthetic Identity: Institutional Raw Charcoal & Earth Ocher on Alabaster Paper
   ========================================================================== */

:root {
  --color-charcoal: #1C1A17;
  --color-charcoal-light: #2D2A26;
  --color-ocher: #C87D55;
  --color-ocher-dark: #A8623D;
  --color-ocher-soft: rgba(200, 125, 85, 0.12);
  --color-alabaster: #F9F6F0;
  --color-alabaster-card: #FFFFFF;
  --color-border: #D9D2C9;
  --color-border-dark: #B8AFA3;
  --color-muted-text: #5A554E;
  --font-serif: "Cinzel", "Playfair Display", "Times New Roman", Georgia, serif;
  --font-body: "Newsreader", "EB Garamond", "Times New Roman", Georgia, serif;
  --font-mono: "Courier Prime", "Courier New", Courier, monospace;
  --transition-standard: all 0.25s ease-in-out;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-subtle: 0 4px 16px rgba(28, 26, 23, 0.05);
}

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

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

body {
  background-color: var(--color-alabaster);
  color: var(--color-charcoal);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  padding-top: 110px; /* Offset for double-decker sticky header */
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1;
}

/* ==========================================================================
   READING PROGRESS STRIP
   ========================================================================== */
#reading-progress-track {
  position: fixed;
  right: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: rgba(200, 125, 85, 0.2);
  z-index: 10001;
}

#reading-progress-bar {
  width: 100%;
  height: 0%;
  background: var(--color-ocher);
  will-change: height;
}

@media (max-width: 992px) {
  #reading-progress-track {
    display: none !important;
  }
}

/* ==========================================================================
   HEADER & NAVIGATION ARCHITECTURE
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10000;
  background-color: var(--color-alabaster-card);
  box-shadow: 0 2px 10px rgba(28, 26, 23, 0.08);
}

/* Row 1: Administrative Utility Bar */
.utility-bar {
  background-color: var(--color-charcoal);
  color: var(--color-alabaster);
  height: 38px;
  font-family: var(--font-mono);
  font-size: 13px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.utility-bar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.utility-bar-left, .utility-bar-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.utility-badge {
  background: var(--color-ocher);
  color: #FFFFFF;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  letter-spacing: 0.5px;
  font-weight: bold;
}

.utility-bar a {
  color: #E2DBD2;
  text-decoration: none;
  transition: var(--transition-standard);
}

.utility-bar a:hover {
  color: var(--color-ocher);
  text-decoration: underline;
}

/* Row 2: Main Institutional Navbar */
.main-nav-bar {
  height: 72px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-alabaster-card);
}

.main-nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-identifier {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--color-charcoal);
}

.brand-monogram {
  width: 44px;
  height: 44px;
  background-color: var(--color-charcoal);
  color: var(--color-alabaster);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 1px;
  border: 2px solid var(--color-ocher);
  border-radius: var(--radius-sm);
}

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

.brand-acronym {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-charcoal);
  line-height: 1.15;
}

.brand-legal-status {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-ocher-dark);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Nav Links & Dropdowns */
.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 10px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  font-family: var(--font-serif);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-decoration: none;
  color: var(--color-charcoal);
  border-radius: var(--radius-sm);
  transition: var(--transition-standard);
  white-space: nowrap;
}

.nav-link:hover, .nav-item:hover > .nav-link, .nav-link.active {
  color: var(--color-ocher-dark);
  background-color: var(--color-ocher-soft);
}

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

.nav-item:hover .nav-link-dropdown-arrow {
  transform: rotate(180deg);
}

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background-color: var(--color-alabaster-card);
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 24px rgba(28, 26, 23, 0.12);
  border-radius: var(--radius-sm);
  list-style: none;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition-standard);
  z-index: 10002;
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: flex;
  flex-direction: column;
  padding: 10px 18px;
  text-decoration: none;
  color: var(--color-charcoal);
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.25;
  transition: var(--transition-standard);
  border-left: 3px solid transparent;
}

.dropdown-link span.sub-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-muted-text);
  margin-top: 3px;
}

.dropdown-link:hover {
  background-color: var(--color-alabaster);
  border-left-color: var(--color-ocher);
  color: var(--color-ocher-dark);
}

.nav-btn-action {
  background-color: var(--color-ocher);
  color: #FFFFFF !important;
  font-family: var(--font-serif);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: var(--transition-standard);
  display: inline-block;
  white-space: nowrap;
}

.nav-btn-action:hover {
  background-color: var(--color-ocher-dark);
  box-shadow: 0 4px 12px rgba(200, 125, 85, 0.3);
}

/* Mobile Menu Toggle */
.mobile-toggle-btn {
  display: none;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: var(--color-charcoal);
  font-size: 1.4rem;
}

/* ==========================================================================
   TYPOGRAPHY & STRUCTURAL ELEMENTS
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-charcoal);
  line-height: 1.25;
  margin-bottom: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: 1.95rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.4rem;
}

h3 {
  font-size: 1.45rem;
}

h4 {
  font-size: 1.18rem;
}

p {
  margin-bottom: 1.25rem;
  text-align: justify;
}

a {
  color: var(--color-ocher-dark);
  text-decoration: underline;
  transition: var(--transition-standard);
}

a:hover {
  color: var(--color-charcoal);
}

strong {
  font-weight: 700;
  color: var(--color-charcoal);
}

/* Metadata & Monospace Blocks */
.meta-tag, .mono-data {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-muted-text);
}

.mono-box {
  background-color: var(--color-alabaster);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-ocher);
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  margin: 20px 0;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   LAYOUT CONTAINERS & ASYMMETRICAL GRID
   ========================================================================== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-spacing {
  padding: 60px 0;
}

.page-header-banner {
  background-color: var(--color-charcoal);
  color: var(--color-alabaster);
  padding: 55px 0;
  border-bottom: 4px solid var(--color-ocher);
  margin-bottom: 40px;
}

.page-header-banner h1 {
  color: var(--color-alabaster);
  margin-bottom: 0.5rem;
}

.page-header-banner .lead-tagline {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: #E2DBD2;
  letter-spacing: 0.5px;
}

/* Asymmetrical Grid: 1fr sidebar + 3fr main content */
.asymmetrical-layout {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 36px;
  align-items: start;
}

.sidebar-log {
  background-color: var(--color-alabaster-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-subtle);
  position: sticky;
  top: 130px;
}

.sidebar-log h4 {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-charcoal);
  border-bottom: 1px dashed var(--color-border-dark);
  padding-bottom: 8px;
  margin-bottom: 16px;
}

.sidebar-data-list {
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-data-list li {
  border-bottom: 1px solid var(--color-alabaster);
  padding-bottom: 8px;
  line-height: 1.4;
}

.sidebar-data-list span.label {
  display: block;
  color: var(--color-muted-text);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.sidebar-data-list span.val {
  color: var(--color-charcoal);
  font-weight: 600;
}

.main-content-column {
  background-color: var(--color-alabaster-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 40px;
  box-shadow: var(--shadow-subtle);
}

/* ==========================================================================
   HOMEPAGE SPECIFIC STYLES
   ========================================================================== */
.hero-slider-section {
  position: relative;
  background-color: var(--color-charcoal);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 40px;
  border: 1px solid var(--color-border);
}

.hero-image-wrapper {
  width: 100%;
  height: 480px;
  position: relative;
  overflow: hidden;
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.78);
  transition: transform 0.6s ease;
}

.hero-overlay-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 40px;
  background: linear-gradient(to top, rgba(28, 26, 23, 0.95) 0%, rgba(28, 26, 23, 0.6) 65%, transparent 100%);
  color: var(--color-alabaster);
}

.hero-overlay-content h1 {
  color: #FFFFFF;
  font-size: 2.6rem;
  margin-bottom: 14px;
}

.hero-mandatory-declaration {
  background: rgba(200, 125, 85, 0.18);
  border-left: 4px solid var(--color-ocher);
  padding: 16px 20px;
  margin: 18px 0;
  border-radius: var(--radius-sm);
  font-size: 1.05rem;
  line-height: 1.6;
  color: #F9F6F0;
}

.hero-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

/* 4 Core Pillars Grid */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin: 40px 0;
}

.pillar-card {
  background: var(--color-alabaster-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  transition: var(--transition-standard);
}

.pillar-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-ocher);
}

.pillar-image-container {
  width: 100%;
  height: 220px;
  overflow: hidden;
  position: relative;
}

.pillar-image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.pillar-card:hover .pillar-image-container img {
  transform: scale(1.04);
}

.pillar-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.pillar-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-ocher-dark);
  text-transform: uppercase;
  margin-bottom: 8px;
  display: inline-block;
  font-weight: 700;
}

.pillar-body h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.pillar-body p {
  font-size: 0.98rem;
  color: var(--color-charcoal-light);
  flex: 1;
  text-align: left;
}

/* Impact Numbers Grid */
.impact-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 36px 0;
}

.impact-stat-box {
  background: var(--color-charcoal);
  color: var(--color-alabaster);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  border-bottom: 4px solid var(--color-ocher);
}

.impact-number {
  font-family: var(--font-mono);
  font-size: 2.3rem;
  font-weight: 700;
  color: var(--color-ocher);
  line-height: 1.1;
  margin-bottom: 8px;
}

.impact-label {
  font-family: var(--font-serif);
  font-size: 0.92rem;
  color: #EDE7DE;
  letter-spacing: 0.5px;
}

/* Buttons System */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-ocher);
  color: #FFFFFF !important;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  min-height: 44px;
  min-width: 44px;
  border: 1px solid var(--color-ocher-dark);
  transition: var(--transition-standard);
  cursor: pointer;
}

.btn-primary:hover {
  background-color: var(--color-ocher-dark);
  box-shadow: 0 4px 12px rgba(200, 125, 85, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  color: var(--color-charcoal) !important;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  min-height: 44px;
  min-width: 44px;
  border: 1px solid var(--color-charcoal);
  transition: var(--transition-standard);
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: var(--color-charcoal);
  color: #FFFFFF !important;
}

.btn-ghost-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.15);
  color: #FFFFFF !important;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  min-height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: var(--transition-standard);
}

.btn-ghost-light:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

/* ==========================================================================
   IMAGE RULES (NO CAPTIONS, NO OVERLAYS, RESPONSIVE)
   ========================================================================== */
img.content-photo {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  margin: 20px 0;
  display: block;
}

.photo-duo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 24px 0;
}

/* ==========================================================================
   DATA TABLES & LEDGERS
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-alabaster-card);
}

table.data-ledger {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-align: left;
}

table.data-ledger th {
  background-color: var(--color-charcoal);
  color: var(--color-alabaster);
  padding: 12px 16px;
  font-weight: 600;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--color-ocher);
}

table.data-ledger td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-charcoal);
}

table.data-ledger tr:nth-child(even) td {
  background-color: rgba(249, 246, 240, 0.6);
}

table.data-ledger tr:hover td {
  background-color: var(--color-ocher-soft);
}

table.data-ledger tfoot td {
  font-weight: bold;
  background-color: #ECE5DC;
  border-top: 2px solid var(--color-border-dark);
}

/* ==========================================================================
   FORMS SYSTEM
   ========================================================================== */
.form-institutional {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-charcoal);
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  padding: 12px 16px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  background-color: var(--color-alabaster);
  color: var(--color-charcoal);
  transition: var(--transition-standard);
  min-height: 44px;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-ocher);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(200, 125, 85, 0.2);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-notice {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-muted-text);
  line-height: 1.4;
}

/* ==========================================================================
   TIMELINES & ACCORDIONS
   ========================================================================== */
.timeline-track {
  position: relative;
  padding-left: 32px;
  margin: 30px 0;
  border-left: 2px solid var(--color-ocher);
}

.timeline-event {
  position: relative;
  margin-bottom: 28px;
}

.timeline-event::before {
  content: "";
  position: absolute;
  left: -39px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-ocher);
  border: 2px solid var(--color-alabaster-card);
}

.timeline-year {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-ocher-dark);
  font-weight: 700;
  margin-bottom: 4px;
}

.timeline-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-charcoal);
  margin-bottom: 6px;
}

/* ==========================================================================
   FOOTER ARCHITECTURE
   ========================================================================== */
.site-footer {
  background-color: var(--color-charcoal);
  color: var(--color-alabaster);
  padding: 60px 0 30px;
  border-top: 5px solid var(--color-ocher);
  margin-top: 60px;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: var(--color-alabaster);
  font-family: var(--font-serif);
  font-size: 1.05rem;
  letter-spacing: 0.5px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  padding-bottom: 10px;
  margin-bottom: 16px;
}

.footer-col p {
  font-size: 0.92rem;
  color: #D5CEC4;
  line-height: 1.6;
  text-align: left;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  color: #E2DBD2;
  text-decoration: none;
  font-size: 0.92rem;
  transition: var(--transition-standard);
  display: inline-block;
}

.footer-col ul a:hover {
  color: var(--color-ocher);
  padding-left: 4px;
}

.footer-admin-card {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 14px;
  border-radius: var(--radius-sm);
  color: #D5CEC4;
  line-height: 1.5;
}

.footer-mandatory-string {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 4px solid var(--color-ocher);
  padding: 18px 24px;
  margin: 30px 0 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: #ECE5DC;
  line-height: 1.65;
  text-align: justify;
}

.footer-bottom-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #A39D95;
}

.footer-bottom-bar a {
  color: #D5CEC4;
  text-decoration: underline;
}

/* ==========================================================================
   MOBILE & RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 992px) {
  body {
    padding-top: 100px;
  }

  .asymmetrical-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .sidebar-log {
    position: static;
  }

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

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

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

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

  .nav-menu {
    position: fixed;
    top: 100px;
    left: 0;
    width: 100%;
    height: calc(100vh - 100px);
    background-color: var(--color-alabaster-card);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    overflow-y: auto;
    border-top: 1px solid var(--color-border);
    display: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  }

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

  .nav-item {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    padding: 14px 10px;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--color-border);
    justify-content: space-between;
  }

  .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background-color: var(--color-alabaster);
    padding-left: 14px;
    display: none;
  }

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

  .nav-btn-action {
    width: 100%;
    text-align: center;
    margin-top: 16px;
    padding: 14px;
  }
}

@media (max-width: 768px) {
  body {
    padding-top: 94px;
    font-size: 1rem;
  }

  .utility-bar {
    display: none; /* Hide top micro-bar on small screens for layout safety */
  }

  .site-header {
    top: 0;
  }

  .main-nav-bar {
    height: 64px;
  }

  .brand-acronym {
    font-size: 1.1rem;
  }

  .main-content-column {
    padding: 24px 18px;
  }

  .hero-image-wrapper {
    height: 360px;
  }

  .hero-overlay-content {
    padding: 20px;
  }

  .hero-overlay-content h1 {
    font-size: 1.8rem;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

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

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

  .footer-bottom-bar {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
}