/* ==========================================================================
   STYLE.CSS - Kinetic Swiss Editorial Framework
   Association Mémoire Vive des Pays compris entre Doux, Eyrieux et Rhône
   Association Loi 1901 | RNA: W073001884 | SIREN: 523257798
   ========================================================================== */

:root {
  --color-canvas: #fcfbf9;
  --color-surface: #ffffff;
  --color-surface-subtle: #f5f4f0;
  --color-ink: #18181b;
  --color-ink-muted: #52525b;
  --color-border: #e4e4e7;
  --color-border-dark: #27272a;
  
  --color-primary: #1e3a2b; /* Deep Alpine Heritage Green */
  --color-primary-hover: #14281e;
  --color-accent: #9b2c2c; /* Rhône Terracotta / Historical Ochre */
  --color-accent-soft: #fef2f2;
  
  --color-header-bg: #ffffff;
  --color-topbar-bg: #18181b;
  --color-topbar-text: #a1a1aa;
  --color-footer-bg: #141416;
  --color-footer-text: #d4d4d8;

  --font-display: "Fraunces", "Playfair Display", Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", Menlo, Consolas, monospace;

  --spacing-unit: 8px;
  --max-width: 1240px;
  --transition-fast: 0.18s ease-in-out;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-canvas);
  color: var(--color-ink);
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-ink);
  background-color: var(--color-canvas);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Typography Scale */
h1, h2, h3, h4, .font-serif {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-ink);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.65rem, 2.8vw, 2.25rem);
  margin-top: 2rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.5rem;
}

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

p {
  margin-bottom: 1.25rem;
  max-width: 76ch;
}

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

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

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

/* ==========================================================================
   TOP UTILITY STRIP
   ========================================================================== */
.top-utility-strip {
  background-color: var(--color-topbar-bg);
  color: var(--color-topbar-text);
  font-size: 0.8125rem;
  padding: 8px 16px;
  border-bottom: 1px solid var(--color-border-dark);
  letter-spacing: 0.02em;
}

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

.legal-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
}

.top-contacts {
  display: flex;
  gap: 16px;
}

.top-contacts a {
  color: #e4e4e7;
}

.top-contacts a:hover {
  color: #ffffff;
  text-decoration: underline;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  background-color: var(--color-header-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
}

.brand-wrapper {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.brand-subtitle {
  font-size: 0.78rem;
  color: var(--color-ink-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Navigation Architecture */
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-ink);
  border-radius: 4px;
  min-height: 44px;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

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

/* Dropdown styling */
.has-dropdown:hover .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 260px;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
  border-radius: 6px;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: all 0.2s ease-in-out;
  z-index: 100;
  list-style: none;
}

.dropdown-item a {
  display: block;
  padding: 10px 18px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-ink);
  min-height: 44px;
  line-height: 24px;
}

.dropdown-item a:hover {
  background-color: var(--color-surface-subtle);
  color: var(--color-primary);
  padding-left: 22px;
}

/* Header Action CTA */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  background-color: var(--color-primary);
  color: #ffffff !important;
  font-size: 0.9375rem;
  font-weight: 700;
  border-radius: 4px;
  min-height: 44px;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.btn-contact:hover {
  background-color: var(--color-primary-hover);
  box-shadow: 0 4px 12px rgba(30, 58, 43, 0.25);
}

.btn-contact-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  background-color: transparent;
  color: var(--color-primary) !important;
  font-size: 0.9375rem;
  font-weight: 700;
  border-radius: 4px;
  min-height: 44px;
  border: 1px solid var(--color-primary);
  transition: all var(--transition-fast);
}

.btn-contact-outline:hover {
  background-color: var(--color-primary);
  color: #ffffff !important;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  padding: 8px 12px;
  border-radius: 4px;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-ink);
  margin: 4px 0;
  transition: 0.3s;
}

/* ==========================================================================
   LAYOUT STRUCTURE & SWISS EDITORIAL FRAMING
   ========================================================================== */
.main-content {
  flex: 1 0 auto;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

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

.section-padding-lg {
  padding: 90px 0;
}

.editorial-frame {
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  border-radius: 6px;
  padding: 36px;
  margin-bottom: 40px;
}

.editorial-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px;
}

.col-12 { grid-column: span 12; }
.col-8  { grid-column: span 8; }
.col-6  { grid-column: span 6; }
.col-4  { grid-column: span 4; }
.col-3  { grid-column: span 3; }

/* Asymmetrical Kinetic Swiss Layouts */
.swiss-header-block {
  border-left: 4px solid var(--color-primary);
  padding-left: 20px;
  margin-bottom: 30px;
}

.swiss-tag {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 6px;
  display: block;
}

/* 2-Sentence Summary Box */
.lead-summary-box {
  background-color: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  padding: 24px 28px;
  margin: 24px 0 36px 0;
  border-radius: 0 4px 4px 0;
}

.lead-summary-box p {
  font-size: 1.15rem;
  line-height: 1.7;
  font-weight: 500;
  color: #1e293b;
  margin-bottom: 0;
}

/* Dedicated Notre Mission Box (120+ words) */
.mission-statement-card {
  background-color: #ffffff;
  border: 2px solid var(--color-primary);
  padding: 36px;
  border-radius: 6px;
  margin: 36px 0;
  box-shadow: 0 4px 20px -2px rgba(30, 58, 43, 0.08);
}

.mission-statement-card h2 {
  border-bottom: none;
  margin-top: 0;
  color: var(--color-primary);
}

.mission-text-exact {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: #27272a;
  font-style: normal;
  text-align: justify;
}

/* ==========================================================================
   HERO BANNER
   ========================================================================== */
.hero-section {
  position: relative;
  background-color: #0f172a;
  color: #ffffff;
  padding: 80px 0 100px 0;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

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

.hero-bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  filter: brightness(0.9);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
}

.hero-section h1 {
  color: #ffffff;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-tagline {
  font-size: 1.25rem;
  line-height: 1.6;
  color: #f1f5f9;
  margin-bottom: 24px;
}

/* ==========================================================================
   CARDS & GRIDS
   ========================================================================== */
.cards-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 30px;
}

.activity-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.activity-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px -6px rgba(0, 0, 0, 0.08);
}

.card-image-wrap {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: #e2e8f0;
}

.card-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.activity-card:hover .card-image-wrap img {
  transform: scale(1.04);
}

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

.card-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.card-title {
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--color-ink);
  line-height: 1.3;
}

.card-text-100w {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-ink-muted);
  flex: 1;
  margin-bottom: 20px;
}

.card-footer {
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

/* Transparency Block */
.transparency-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 32px 0;
}

.transparency-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 24px;
}

.transparency-item h3 {
  margin-top: 0;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Data Tables for Financials */
.data-table-wrap {
  overflow-x: auto;
  margin: 28px 0;
  border: 1px solid var(--color-border);
  border-radius: 6px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--color-surface);
  text-align: left;
  font-size: 0.9375rem;
}

.data-table th, 
.data-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
}

.data-table th {
  background-color: var(--color-surface-subtle);
  font-weight: 700;
  color: var(--color-ink);
  text-transform: uppercase;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background-color: #fafaf9;
}

/* Dedicated Forms */
.contact-form {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 36px;
  border-radius: 6px;
}

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

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: 6px;
  color: var(--color-ink);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 1rem;
  font-family: inherit;
  background-color: #ffffff;
  transition: border-color 0.2s;
  min-height: 44px;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 43, 0.15);
}

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

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  border-top: 4px solid var(--color-primary);
  padding-top: 60px;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--color-border-dark);
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.1rem;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.footer-col p {
  color: #a1a1aa;
  font-size: 0.9375rem;
  line-height: 1.6;
}

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

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

.footer-links a {
  color: #d4d4d8;
  font-size: 0.9375rem;
  display: inline-block;
  min-height: 32px;
  line-height: 32px;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.footer-legal-block {
  padding: 30px 0;
  font-size: 0.84rem;
  color: #a1a1aa;
  line-height: 1.65;
}

.footer-legal-block p {
  max-width: 100%;
}

.footer-legal-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid #27272a;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (STRICT REQUIREMENT)
   ========================================================================== */
@media (max-width: 992px) {
  .editorial-grid {
    grid-template-columns: 1fr;
  }
  
  .col-8, .col-6, .col-4, .col-3 {
    grid-column: span 12;
  }

  .cards-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: #ffffff;
    border-bottom: 2px solid var(--color-primary);
    flex-direction: column;
    padding: 16px 20px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    display: none;
  }

  .main-nav.is-open {
    display: flex;
  }

  .nav-links {
    flex-direction: column;
    width: 100%;
    align-items: stretch;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    justify-content: space-between;
    padding: 12px 8px;
    border-bottom: 1px solid var(--color-border);
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background-color: var(--color-surface-subtle);
    padding: 4px 0 4px 16px;
    border-left: 3px solid var(--color-primary);
    border-radius: 0;
    display: none;
  }

  .has-dropdown.dropdown-open .dropdown-menu {
    display: block;
  }

  .header-actions {
    width: 100%;
    margin-top: 12px;
  }

  .btn-contact {
    width: 100%;
  }

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

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

  .section-padding {
    padding: 40px 0;
  }

  .section-padding-lg {
    padding: 50px 0;
  }

  .editorial-frame {
    padding: 20px;
  }

  .mission-statement-card {
    padding: 20px;
  }
}