/* ==========================================================================
   GIC VALLÉE D'AVRE - INSTITUTIONAL CSS DESIGN SYSTEM
   Statutory Non-Profit Compliance & Mobile-First Responsive Architecture
   ========================================================================== */

:root {
  /* Color Palette Tokens */
  --color-primary-purple: #4F2683;
  --color-dark-navy: #3A1B63;
  --color-text-charcoal: #1E1E24;
  --color-body-grey: #475569;
  --color-off-white: #F4F5F7;
  --color-pure-white: #FFFFFF;
  --color-border-line: #E2E8F0;
  --color-accent-emerald: #10B981;
  --color-accent-hover: #3D1C68;

  /* Typography System */
  --font-sans: 'Open Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, "Times New Roman", serif;

  /* Spacing and Structural Tokens */
  --header-height: 80px;
  --max-width: 1200px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition-fast: 0.2s ease-in-out;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12);
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--color-body-grey);
  background-color: var(--color-pure-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-charcoal);
  font-family: var(--font-serif);
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 1rem;
}

h1 { font-size: 2.75rem; letter-spacing: -0.02em; }
h2 { font-size: 2.15rem; letter-spacing: -0.01em; margin-bottom: 1.25rem; }
h3 { font-size: 1.45rem; margin-bottom: 0.75rem; }
h4 { font-size: 1.15rem; margin-bottom: 0.5rem; }

p {
  margin-bottom: 1.25rem;
  max-width: 75ch;
}

a {
  color: var(--color-primary-purple);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover, a:focus-visible {
  color: var(--color-dark-navy);
}

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

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section-spacing {
  padding: 72px 0;
}

.bg-off-white {
  background-color: var(--color-off-white);
}

.bg-pure-white {
  background-color: var(--color-pure-white);
}

.bg-purple {
  background-color: var(--color-primary-purple);
  color: var(--color-pure-white);
}

.bg-navy {
  background-color: var(--color-dark-navy);
  color: var(--color-pure-white);
}

/* UI Badges & Chips */
.category-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: rgba(79, 38, 131, 0.1);
  color: var(--color-primary-purple);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 6px 14px;
  border-radius: 9999px;
  margin-bottom: 16px;
  white-space: nowrap;
}

.category-pill.pill-light {
  background-color: rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
}

/* Buttons and Dual-CTA Layout */
.cta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  text-align: center;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  min-height: 44px;
  min-width: 44px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary-purple);
  color: #FFFFFF;
}

.btn-primary:hover, .btn-primary:focus-visible {
  background-color: var(--color-accent-hover);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(79, 38, 131, 0.25);
}

.btn-secondary {
  background-color: transparent;
  border: 2px solid var(--color-primary-purple);
  color: var(--color-primary-purple);
}

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

.btn-outline-white {
  background-color: transparent;
  border: 2px solid #FFFFFF;
  color: #FFFFFF;
}

.btn-outline-white:hover {
  background-color: #FFFFFF;
  color: var(--color-primary-purple);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
  min-height: 40px;
}

/* Top Institutional Compliance Bar */
.institutional-top-bar {
  background-color: #261142;
  color: #E2E8F0;
  font-size: 0.8rem;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.institutional-top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.institutional-top-bar .compliance-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

.institutional-top-bar .quick-contact {
  display: inline-flex;
  gap: 16px;
  align-items: center;
}

.institutional-top-bar a {
  color: #E2E8F0;
}

.institutional-top-bar a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

/* Sticky Header */
.site-header {
  height: var(--header-height);
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-pure-white);
  border-bottom: 1px solid var(--color-border-line);
  box-shadow: var(--shadow-sm);
}

.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

/* Logo Zone */
.logo-zone {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-height: 44px;
}

.logo-icon-svg {
  width: 44px;
  height: 44px;
  color: var(--color-primary-purple);
  flex-shrink: 0;
}

.logo-text-block {
  display: flex;
  flex-direction: column;
}

.logo-main-text {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--color-primary-purple);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.logo-sub-text {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--color-body-grey);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Navigation Menu */
.nav-matrix {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 28px;
  margin: 0;
  padding: 0;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-charcoal);
  padding: 8px 0;
  position: relative;
  transition: color var(--transition-fast);
  display: inline-block;
  min-height: 44px;
  line-height: 28px;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary-purple);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--color-primary-purple);
  border-radius: 2px 2px 0 0;
}

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

.search-toggle-btn {
  background: transparent;
  border: 1px solid var(--color-border-line);
  color: var(--color-body-grey);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-toggle-btn:hover {
  background-color: var(--color-off-white);
  color: var(--color-primary-purple);
}

.hamburger-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border-line);
  color: var(--color-text-charcoal);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* Hero Banner */
.hero-banner-container {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  background-color: #231238;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 60px 0;
}

.hero-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(26, 10, 48, 0.88) 0%, rgba(26, 10, 48, 0.55) 50%, rgba(26, 10, 48, 0.3) 100%);
}

.hero-content-wrapper {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-floating-card {
  background: var(--color-pure-white);
  max-width: 640px;
  padding: 40px 44px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border-line);
}

.hero-floating-card h1 {
  font-size: 2.25rem;
  line-height: 1.2;
  margin-bottom: 16px;
  color: var(--color-text-charcoal);
}

.hero-two-sentence-summary {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--color-body-grey);
  margin-bottom: 24px;
  padding-left: 14px;
  border-left: 3px solid var(--color-primary-purple);
}

/* Mandatory Section Reinvestment Banner */
.reinvestment-clause-bar {
  background-color: #FAF5FF;
  border: 1px solid #E9D5FF;
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 24px 0;
  font-size: 0.92rem;
  color: var(--color-dark-navy);
}

.reinvestment-clause-bar strong {
  color: var(--color-primary-purple);
}

/* Statistics Matrix Section */
.stats-matrix-section {
  background: var(--color-pure-white);
  padding: 70px 0;
  border-bottom: 1px solid var(--color-border-line);
}

.stats-mission-wrapper {
  max-width: 860px;
  margin: 0 auto 50px auto;
  text-align: center;
}

.stats-mission-text {
  font-size: 1.1rem;
  line-height: 1.75;
  color: var(--color-body-grey);
  margin-top: 16px;
  background-color: var(--color-off-white);
  padding: 24px 30px;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary-purple);
  text-align: left;
}

.stats-grid-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-border-line);
  padding-top: 40px;
}

.stat-item {
  padding: 0 30px;
  text-align: center;
}

.stat-item:not(:last-child) {
  border-right: 1px solid var(--color-border-line);
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-primary-purple);
  line-height: 1.1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-charcoal);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.stat-desc {
  font-size: 0.9rem;
  color: var(--color-body-grey);
  line-height: 1.5;
}

/* Campaign Section */
.campaign-section {
  background-color: var(--color-primary-purple);
  color: #FFFFFF;
  padding: 90px 0;
}

.campaign-grid-2col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}

.campaign-giant-title {
  font-family: var(--font-serif);
  font-size: 5.5rem;
  line-height: 1.0;
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 20px;
}

.campaign-subtitle {
  font-size: 1.45rem;
  font-family: var(--font-serif);
  color: #E9D5FF;
  margin-bottom: 20px;
}

.campaign-overview-text {
  font-size: 1.05rem;
  line-height: 1.7;
  color: #F3E8FF;
  max-width: 580px;
}

.campaign-focus-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.campaign-focus-item {
  text-align: right;
  border-top: 2px solid #FFFFFF;
  padding-top: 14px;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #FFFFFF;
  transition: all var(--transition-fast);
}

.campaign-focus-item:hover {
  padding-right: 12px;
  color: #E9D5FF;
}

/* Activity & Initiative Cards */
.activity-section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 50px auto;
}

.activity-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.horizontal-activity-card {
  display: flex;
  background: var(--color-pure-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-line);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.activity-card-img-wrap {
  width: 40%;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  background-color: #E2E8F0;
}

.activity-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.horizontal-activity-card:hover .activity-card-img-wrap img {
  transform: scale(1.05);
}

.activity-card-content {
  width: 60%;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.activity-card-content h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.activity-card-content p {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--color-body-grey);
  margin-bottom: 20px;
}

/* Institutional Content Pages Common Components */
.page-hero-header {
  background-color: var(--color-off-white);
  border-bottom: 1px solid var(--color-border-line);
  padding: 50px 0;
}

.page-hero-header h1 {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.page-hero-lead {
  font-size: 1.15rem;
  color: var(--color-body-grey);
  max-width: 800px;
  line-height: 1.65;
}

.content-grid-main-side {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
}

.article-content h2 {
  margin-top: 36px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border-line);
}

.article-content h3 {
  margin-top: 24px;
}

.article-content ul, .article-content ol {
  margin-bottom: 24px;
  padding-left: 28px;
}

.article-content li {
  margin-bottom: 8px;
  color: var(--color-body-grey);
}

.info-sidebar-card {
  background: var(--color-pure-white);
  border: 1px solid var(--color-border-line);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.info-sidebar-card h4 {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary-purple);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border-line);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.92rem;
}

.data-table th, .data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border-line);
}

.data-table th {
  background-color: var(--color-off-white);
  color: var(--color-text-charcoal);
  font-weight: 700;
}

.data-table tr:hover {
  background-color: rgba(79, 38, 131, 0.02);
}

/* Forms */
.form-card {
  background: var(--color-pure-white);
  border: 1px solid var(--color-border-line);
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: var(--shadow-md);
}

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

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-charcoal);
  margin-bottom: 8px;
}

.form-label .required-mark {
  color: #DC2626;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border-line);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-text-charcoal);
  background: #FFFFFF;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  min-height: 44px;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary-purple);
  box-shadow: 0 0 0 3px rgba(79, 38, 131, 0.12);
}

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

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

.form-disclaimer {
  font-size: 0.82rem;
  color: var(--color-body-grey);
  margin-top: 14px;
  line-height: 1.5;
}

/* Modal Popup */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background: var(--color-pure-white);
  border-radius: var(--radius-md);
  padding: 40px;
  max-width: 520px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border-line);
  animation: modalEnter 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalEnter {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-icon-circle {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background-color: #ECFDF5;
  color: #059669;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
}

.modal-card h3 {
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.modal-card p {
  color: var(--color-body-grey);
  margin-bottom: 24px;
}

/* Footer Architecture */
.pre-footer-bar {
  background-color: var(--color-off-white);
  border-top: 1px solid var(--color-border-line);
  border-bottom: 1px solid var(--color-border-line);
  padding: 24px 0;
}

.pre-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.pre-footer-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--color-text-charcoal);
}

.pre-footer-item svg {
  color: var(--color-primary-purple);
  flex-shrink: 0;
}

.main-institutional-footer {
  background-color: var(--color-dark-navy);
  color: #FFFFFF;
  padding: 70px 0 40px 0;
}

.footer-4col-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 0.9fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-disclosure-text {
  font-size: 0.88rem;
  line-height: 1.65;
  color: #CBD5E1;
  margin-bottom: 16px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links-list a {
  color: #E2E8F0;
  font-size: 0.9rem;
  display: inline-block;
  min-height: 44px;
  line-height: 44px;
}

.footer-links-list a:hover {
  color: #FFFFFF;
  padding-left: 4px;
}

.footer-contact-block {
  font-size: 0.88rem;
  line-height: 1.6;
  color: #CBD5E1;
}

.footer-contact-block p {
  margin-bottom: 10px;
}

.sub-footer-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.sub-footer-legal-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}

.sub-footer-legal-links a {
  color: #CBD5E1;
  font-size: 0.85rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.sub-footer-legal-links a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

.sub-footer-copyright {
  font-size: 0.8rem;
  color: #94A3B8;
  line-height: 1.5;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .nav-matrix {
    display: none;
  }

  .nav-matrix.mobile-active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-pure-white);
    padding: 24px;
    border-bottom: 2px solid var(--color-primary-purple);
    box-shadow: var(--shadow-lg);
    gap: 16px;
  }

  .hamburger-btn {
    display: inline-flex;
  }

  .campaign-grid-2col {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .campaign-focus-item {
    text-align: left;
  }

  .stats-grid-3col {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .stat-item:not(:last-child) {
    border-right: none;
    border-bottom: 1px solid var(--color-border-line);
    padding-bottom: 30px;
  }

  .footer-4col-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

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

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.65rem; }
  .campaign-giant-title { font-size: 3.5rem; }

  .hero-floating-card {
    padding: 24px 20px;
  }

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

  .horizontal-activity-card {
    flex-direction: column;
  }

  .activity-card-img-wrap {
    width: 100%;
    height: 200px;
  }

  .activity-card-content {
    width: 100%;
    padding: 20px;
  }

  .form-grid-2 {
    grid-template-columns: 1fr;
  }

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

  .cta-row {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .institutional-top-bar .container {
    justify-content: center;
    text-align: center;
  }
}