/* ==========================================================================
   AERO CLUB DE DREUX - FEUILLE DE STYLE OFFICIELLE (MCMASTER LAYOUT)
   Association Loi 1901 - RNA W283000294 - SIREN 775162738
   ========================================================================== */

:root {
  --color-primary-maroon: #7A003C;
  --color-deep-maroon: #500027;
  --color-secondary-amber: #FDBF57;
  --color-neutral-canvas: #F8FAFC;
  --color-border-gray: #E5E7EB;
  --color-card-white: #FFFFFF;
  --color-footer-charcoal: #334155;
  --color-footer-substrip: #1E293B;
  --color-body-text: #1E293B;
  --color-muted-text: #475569;
  --color-success-green: #15803D;
  
  --font-family-serif: "Georgia", "Cambria", "Times New Roman", serif;
  --font-family-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  
  --container-max-width: 1200px;
  --border-radius-card: 10px;
  --border-radius-pill: 24px;
  --box-shadow-subtle: 0 4px 12px rgba(0, 0, 0, 0.05);
  --box-shadow-elevated: 0 8px 24px rgba(0, 0, 0, 0.08);
}

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

body {
  font-family: var(--font-family-sans);
  background-color: var(--color-neutral-canvas);
  color: var(--color-body-text);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary-maroon);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-deep-maroon);
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   TOP UTILITY BAR
   ========================================================================== */
.utility-top-bar {
  background-color: var(--color-primary-maroon);
  color: #FFFFFF;
  font-size: 13px;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-deep-maroon);
}

.utility-top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.utility-credentials {
  display: flex;
  gap: 16px;
  align-items: center;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.utility-badge {
  background-color: var(--color-deep-maroon);
  color: var(--color-secondary-amber);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.utility-links {
  display: flex;
  gap: 20px;
  align-items: center;
}

.utility-links a {
  color: #FFFFFF;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 4px 0;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.utility-links a:hover {
  color: var(--color-secondary-amber);
}

/* ==========================================================================
   MAIN BRAND HEADER
   ========================================================================== */
.main-header {
  background-color: var(--color-card-white);
  border-bottom: 2px solid var(--color-border-gray);
  padding: 20px 0;
}

.main-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 18px;
  text-decoration: none;
}

.brand-crest {
  width: 54px;
  height: 54px;
  background-color: var(--color-primary-maroon);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary-amber);
  font-size: 26px;
  font-weight: 900;
  border: 2px solid var(--color-secondary-amber);
  flex-shrink: 0;
}

.brand-text h1.brand-title {
  font-family: var(--font-family-serif);
  color: var(--color-primary-maroon);
  font-size: 26px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0;
}

.brand-subtext {
  font-size: 13px;
  color: var(--color-muted-text);
  font-weight: 500;
  margin-top: 3px;
}

.header-badges {
  display: flex;
  align-items: center;
  gap: 12px;
}

.statutory-tag {
  background-color: #FEF3C7;
  color: #92400E;
  border: 1px solid #FDE68A;
  padding: 6px 14px;
  border-radius: var(--border-radius-pill);
  font-size: 12px;
  font-weight: 700;
}

/* Mobile Toggle */
.mobile-menu-toggle {
  display: none;
  background: var(--color-primary-maroon);
  color: #FFFFFF;
  border: none;
  padding: 10px 16px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
}

/* ==========================================================================
   PRIMARY NAVIGATION BAR
   ========================================================================== */
.primary-nav-bar {
  background-color: #FFFFFF;
  border-bottom: 3px solid var(--color-primary-maroon);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.primary-nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0;
  margin: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 16px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-body-text);
  min-height: 48px;
  white-space: nowrap;
}

.nav-link:hover, .nav-item.active .nav-link {
  color: var(--color-primary-maroon);
  background-color: #FFF5F7;
}

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #FFFFFF;
  min-width: 250px;
  border: 1px solid var(--color-border-gray);
  border-top: 3px solid var(--color-primary-maroon);
  box-shadow: var(--box-shadow-elevated);
  list-style: none;
  padding: 8px 0;
  display: none;
  z-index: 1010;
  border-radius: 0 0 6px 6px;
}

.nav-dropdown a {
  display: block;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-body-text);
  min-height: 44px;
}

.nav-dropdown a:hover {
  background-color: #FFF5F7;
  color: var(--color-primary-maroon);
}

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

.nav-tag-highlight {
  background-color: var(--color-secondary-amber);
  color: #7A003C;
  font-size: 10px;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 4px;
}

/* ==========================================================================
   BUTTONS & CTAS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family-sans);
  font-weight: 700;
  font-size: 15px;
  padding: 13px 26px; /* 2x horizontal padding rule */
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 48px;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary-maroon);
  color: #FFFFFF;
  border: 2px solid var(--color-primary-maroon);
}

.btn-primary:hover {
  background-color: var(--color-deep-maroon);
  border-color: var(--color-deep-maroon);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(122, 0, 60, 0.25);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--color-primary-maroon);
  border: 2px solid var(--color-primary-maroon);
}

.btn-secondary:hover {
  background-color: #FFF5F7;
  color: var(--color-deep-maroon);
  border-color: var(--color-deep-maroon);
}

.btn-amber {
  background-color: var(--color-secondary-amber);
  color: var(--color-deep-maroon);
  border: 2px solid var(--color-secondary-amber);
}

.btn-amber:hover {
  background-color: #F59E0B;
  border-color: #F59E0B;
}

.cta-button-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   HERO SECTIONS
   ========================================================================== */
.hero-institutional {
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--color-border-gray);
  padding: 50px 0;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-content h2.hero-title {
  font-family: var(--font-family-serif);
  font-size: 38px;
  color: var(--color-primary-maroon);
  line-height: 1.2;
  margin-bottom: 18px;
  letter-spacing: -0.01em;
}

.hero-lead-text {
  font-size: 18px;
  color: var(--color-muted-text);
  line-height: 1.6;
  margin-bottom: 28px;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--border-radius-card);
  overflow: hidden;
  box-shadow: var(--box-shadow-elevated);
  border: 1px solid var(--color-border-gray);
}

.hero-image-wrapper img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* Page Banner */
.page-banner {
  background: linear-gradient(135deg, var(--color-primary-maroon) 0%, var(--color-deep-maroon) 100%);
  color: #FFFFFF;
  padding: 45px 0;
  margin-bottom: 40px;
}

.page-banner h1 {
  font-family: var(--font-family-serif);
  font-size: 36px;
  margin-bottom: 12px;
}

.page-banner p {
  font-size: 17px;
  opacity: 0.95;
  max-width: 800px;
}

/* ==========================================================================
   CONTINUOUS MISSION PARAGRAPH
   ========================================================================== */
.mission-continuous-card {
  background-color: #FFFFFF;
  border: 2px solid var(--color-border-gray);
  border-top: 4px solid var(--color-primary-maroon);
  border-radius: var(--border-radius-card);
  padding: 36px;
  margin: 40px 0;
  box-shadow: var(--box-shadow-subtle);
}

.mission-continuous-card h3 {
  font-family: var(--font-family-serif);
  color: var(--color-primary-maroon);
  font-size: 24px;
  margin-bottom: 16px;
}

.mission-continuous-text {
  font-size: 17px;
  line-height: 1.8;
  color: var(--color-body-text);
  text-align: justify;
}

/* ==========================================================================
   5-COLUMN AUDIENCE NAVIGATION BAR
   ========================================================================== */
.audience-nav-section {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border-gray);
  border-radius: var(--border-radius-card);
  padding: 24px;
  margin: 30px 0 45px;
  box-shadow: var(--box-shadow-subtle);
}

.audience-nav-title {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted-text);
  margin-bottom: 16px;
  text-align: center;
}

.audience-nav-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}

.audience-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 16px 12px;
  background-color: var(--color-neutral-canvas);
  border: 1px solid var(--color-border-gray);
  border-radius: 8px;
  color: var(--color-body-text);
  font-weight: 600;
  font-size: 13px;
  transition: all 0.2s ease;
  min-height: 70px;
  justify-content: center;
}

.audience-nav-item:hover {
  background-color: #FFF5F7;
  border-color: var(--color-primary-maroon);
  color: var(--color-primary-maroon);
  transform: translateY(-2px);
}

/* ==========================================================================
   STRATEGIC PILLARS GRID (4 PILLARS)
   ========================================================================== */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin: 30px 0;
}

.pillar-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border-gray);
  border-radius: var(--border-radius-card);
  padding: 28px;
  box-shadow: var(--box-shadow-subtle);
  transition: transform 0.2s ease;
}

.pillar-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--box-shadow-elevated);
}

.pillar-number {
  color: var(--color-primary-maroon);
  font-family: var(--font-family-serif);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
}

.pillar-title {
  font-family: var(--font-family-serif);
  font-size: 20px;
  color: var(--color-deep-maroon);
  margin-bottom: 12px;
}

.pillar-description {
  font-size: 15px;
  color: var(--color-muted-text);
  line-height: 1.6;
}

/* ==========================================================================
   NEWS CARDS GRID
   ========================================================================== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 30px 0;
}

.news-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border-gray);
  border-radius: var(--border-radius-card);
  overflow: hidden;
  box-shadow: var(--box-shadow-subtle);
  display: flex;
  flex-direction: column;
}

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

.news-card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.news-badge {
  display: inline-block;
  background-color: #F1F5F9;
  color: var(--color-primary-maroon);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 10px;
  align-self: flex-start;
}

.news-card-title {
  font-family: var(--font-family-serif);
  font-size: 19px;
  color: var(--color-body-text);
  margin-bottom: 12px;
  line-height: 1.3;
}

.news-card-summary {
  font-size: 14px;
  color: var(--color-muted-text);
  line-height: 1.6;
  margin-bottom: 16px;
  flex-grow: 1;
}

.news-card-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary-maroon);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 0;
}

/* ==========================================================================
   CONTENT ARTICLE / LONG FORM SECTIONS
   ========================================================================== */
.content-section {
  padding: 40px 0;
}

.article-content {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border-gray);
  border-radius: var(--border-radius-card);
  padding: 40px;
  box-shadow: var(--box-shadow-subtle);
  margin-bottom: 40px;
}

.article-content h2 {
  font-family: var(--font-family-serif);
  color: var(--color-primary-maroon);
  font-size: 26px;
  margin: 32px 0 16px;
  border-bottom: 2px solid #FFF5F7;
  padding-bottom: 8px;
}

.article-content h2:first-of-type {
  margin-top: 0;
}

.article-content h3 {
  font-size: 20px;
  color: var(--color-deep-maroon);
  margin: 24px 0 12px;
}

.article-content p {
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 20px;
  color: var(--color-body-text);
}

.article-content ul, .article-content ol {
  margin: 0 0 24px 24px;
  font-size: 16px;
  line-height: 1.7;
}

.article-content li {
  margin-bottom: 8px;
}

.article-image-box {
  margin: 30px 0;
  border-radius: var(--border-radius-card);
  overflow: hidden;
  border: 1px solid var(--color-border-gray);
}

.article-image-box img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* Funding Transparency Box */
.funding-transparency-box {
  background-color: #F8FAFC;
  border: 2px solid #E2E8F0;
  border-left: 6px solid var(--color-primary-maroon);
  border-radius: 8px;
  padding: 24px;
  margin: 32px 0;
}

.funding-transparency-box h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary-maroon);
  margin-bottom: 8px;
}

.funding-transparency-box p {
  font-size: 14.5px;
  color: var(--color-muted-text);
  margin-bottom: 0;
  line-height: 1.6;
}

/* Data Table */
.data-table-wrapper {
  overflow-x: auto;
  margin: 24px 0;
}

.institutional-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
  text-align: left;
}

.institutional-table th {
  background-color: #F1F5F9;
  color: var(--color-primary-maroon);
  font-weight: 700;
  padding: 12px 16px;
  border-bottom: 2px solid var(--color-border-gray);
}

.institutional-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border-gray);
  color: var(--color-body-text);
}

.institutional-table tr:hover td {
  background-color: #F8FAFC;
}

/* ==========================================================================
   FORMS & INTERACTIVE CONTROLS
   ========================================================================== */
.form-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border-gray);
  border-radius: var(--border-radius-card);
  padding: 36px;
  box-shadow: var(--box-shadow-subtle);
  max-width: 720px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--color-body-text);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  font-size: 15px;
  border: 1px solid var(--color-border-gray);
  border-radius: 6px;
  background-color: #FFFFFF;
  color: var(--color-body-text);
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary-maroon);
  box-shadow: 0 0 0 3px rgba(122, 0, 60, 0.12);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* Modal Popup */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background-color: #FFFFFF;
  border-radius: var(--border-radius-card);
  max-width: 500px;
  width: 90%;
  padding: 36px;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  transform: scale(0.92);
  transition: transform 0.25s ease;
}

.modal-backdrop.active .modal-dialog {
  transform: scale(1);
}

.modal-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: #DCFCE7;
  color: #15803D;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin: 0 auto 20px;
}

.modal-title {
  font-family: var(--font-family-serif);
  color: var(--color-primary-maroon);
  font-size: 24px;
  margin-bottom: 12px;
}

.modal-text {
  font-size: 15.5px;
  color: var(--color-muted-text);
  margin-bottom: 24px;
  line-height: 1.6;
}

/* ==========================================================================
   MASTER FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--color-footer-charcoal);
  color: #F1F5F9;
  margin-top: 60px;
  border-top: 4px solid var(--color-primary-maroon);
}

.footer-top-matrix {
  padding: 50px 0 35px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 36px;
}

.footer-col h4.footer-heading {
  color: var(--color-secondary-amber);
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 18px;
}

.footer-col p {
  font-size: 14px;
  line-height: 1.7;
  color: #CBD5E1;
  margin-bottom: 12px;
}

.footer-links-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links-list li {
  margin-bottom: 10px;
}

.footer-links-list a {
  color: #E2E8F0;
  font-size: 14px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.footer-links-list a:hover {
  color: var(--color-secondary-amber);
}

.footer-disclosure-bar {
  background-color: #1E293B;
  padding: 24px 0;
  border-top: 1px solid #334155;
  font-size: 13px;
  line-height: 1.7;
  color: #94A3B8;
  text-align: center;
}

.footer-statutory-statement {
  max-width: 980px;
  margin: 0 auto 12px;
}

.footer-copyright-line {
  font-size: 12.5px;
  color: #64748B;
  border-top: 1px solid #334155;
  padding-top: 12px;
  margin-top: 12px;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .audience-nav-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .utility-top-bar .container {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .header-badges {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .primary-nav-list {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    padding: 12px 0;
  }
  
  .primary-nav-list.is-open {
    display: flex;
  }
  
  .nav-item {
    width: 100%;
  }
  
  .nav-link {
    width: 100%;
    padding: 14px 20px;
    border-bottom: 1px solid var(--color-border-gray);
  }
  
  .nav-dropdown {
    position: static;
    display: block;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--color-primary-maroon);
    margin-left: 20px;
    padding: 4px 0;
  }
  
  .audience-nav-grid {
    grid-template-columns: 1fr;
  }
  
  .news-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-content h2.hero-title {
    font-size: 28px;
  }
  
  .cta-button-group {
    flex-direction: column;
    width: 100%;
  }
  
  .cta-button-group .btn {
    width: 100%;
  }
}