/* ==========================================================================
   SPES SAUVEGARDE PATRIMOINE ET ENVIRONNEMENT DE SOUBES (Loi 1901)
   Feuille de style officielle - Système Typographique & Architectural
   Palette: Raw Charcoal (#1C1A17), Earth Ocher (#C87D55), Alabaster (#F9F6F0)
   ========================================================================== */

:root {
  --color-charcoal: #1C1A17;
  --color-ocher: #C87D55;
  --color-ocher-dark: #A6603B;
  --color-ocher-light: rgba(200, 125, 85, 0.12);
  --color-alabaster: #F9F6F0;
  --color-card-bg: #FFFFFF;
  --color-border: #D9D2C9;
  --color-muted: #57534E;
  --color-muted-light: #78716C;
  --font-serif: "Playfair Display", "Cinzel", "Georgia", "Cambria", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", Menlo, Monaco, Consolas, "Courier New", monospace;
  --header-height: 110px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--color-alabaster);
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-alabaster);
  color: var(--color-charcoal);
  line-height: 1.65;
  padding-top: var(--header-height);
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --------------------------------------------------------------------------
   Reading Progress Bar
   -------------------------------------------------------------------------- */
#reading-progress-track {
  position: fixed;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  background: rgba(200, 125, 85, 0.2);
  z-index: 10001;
  pointer-events: none;
}

#reading-progress-bar {
  width: 100%;
  height: 0%;
  background-color: var(--color-ocher);
  transition: height 0.05s ease-out;
}

/* --------------------------------------------------------------------------
   Double-Decker Header Architecture
   -------------------------------------------------------------------------- */
.header-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10000;
  box-shadow: 0 2px 8px rgba(28, 26, 23, 0.08);
}

.utility-bar {
  background: 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, 0.1);
}

.utility-container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.utility-bar span, .utility-bar a {
  color: #E7E3DC;
  text-decoration: none;
}

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

.utility-divider {
  margin: 0 10px;
  color: var(--color-ocher);
}

/* Main Navigation Bar */
.main-navbar {
  background: #FFFFFF;
  border-bottom: 1px solid var(--color-border);
  height: 72px;
  display: flex;
  align-items: center;
}

.nav-container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-identity {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.brand-acronym {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-charcoal);
  letter-spacing: 0.04em;
  line-height: 1.1;
}

.brand-subtext {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-ocher);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Desktop Navigation Menu */
.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 8px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-charcoal);
  text-decoration: none;
  border-radius: 4px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-ocher);
  background: var(--color-ocher-light);
}

/* Dropdowns */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  box-shadow: 0 8px 24px rgba(28, 26, 23, 0.12);
  min-width: 220px;
  padding: 8px 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s ease;
  z-index: 1000;
}

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

.dropdown-link {
  display: block;
  padding: 8px 18px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--color-charcoal);
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
}

.dropdown-link:hover {
  background: var(--color-alabaster);
  color: var(--color-ocher);
  padding-left: 22px;
}

.btn-nav-action {
  background: var(--color-ocher);
  color: #FFFFFF !important;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: 4px;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: background 0.2s ease, transform 0.15s ease;
  white-space: nowrap;
}

.btn-nav-action:hover {
  background: var(--color-ocher-dark);
  transform: translateY(-1px);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-charcoal);
  padding: 8px 12px;
  min-width: 44px;
  min-height: 44px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1.2rem;
}

/* --------------------------------------------------------------------------
   Structural Layout Containers
   -------------------------------------------------------------------------- */
.main-wrapper {
  flex: 1 0 auto;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 40px 20px 80px 20px;
}

/* Asymmetrical Grid: 1fr Sidebar, 3fr Main */
.asym-grid {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 30px;
  align-items: start;
}

.sidebar-log {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  padding: 24px 20px;
  border-radius: 6px;
  position: sticky;
  top: 130px;
}

.sidebar-title {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-ocher);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--color-border);
}

.sidebar-meta-list {
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-muted);
}

.sidebar-meta-list li {
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid #F3EDE3;
}

.sidebar-meta-list strong {
  display: block;
  color: var(--color-charcoal);
  font-size: 0.76rem;
  text-transform: uppercase;
}

.sidebar-links {
  list-style: none;
  margin-top: 20px;
}

.sidebar-links a {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--color-charcoal);
  text-decoration: none;
  padding: 6px 0;
  transition: color 0.2s ease;
}

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

/* Content Article & Section */
.content-body {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.card-white {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 36px;
  box-shadow: 0 1px 3px rgba(28, 26, 23, 0.03);
}

/* Typography Hierarchy */
h1.page-title {
  font-family: var(--font-serif);
  font-size: 2.35rem;
  font-weight: 700;
  color: var(--color-charcoal);
  line-height: 1.25;
  margin-bottom: 14px;
}

.page-subtitle {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--color-ocher);
  margin-bottom: 24px;
  letter-spacing: 0.03em;
}

h2.section-heading {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-charcoal);
  margin-top: 10px;
  margin-bottom: 18px;
  line-height: 1.3;
}

h3.subsection-heading {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: 12px;
}

p {
  margin-bottom: 18px;
  color: #2F2B26;
  line-height: 1.7;
}

p:last-child {
  margin-bottom: 0;
}

.lead-paragraph {
  font-size: 1.12rem;
  line-height: 1.75;
  color: var(--color-charcoal);
  font-weight: 400;
  border-left: 3px solid var(--color-ocher);
  padding-left: 20px;
  margin-bottom: 28px;
  background: #FCFAF7;
  padding-top: 12px;
  padding-bottom: 12px;
}

/* Image Wrappers (no figcaption per directive) */
.media-frame {
  width: 100%;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  margin-bottom: 24px;
  background: #EAE5DC;
}

.media-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

/* 4 Core Pillars Grid */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.pillar-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.pillar-card-content {
  padding: 24px;
  flex: 1;
}

.pillar-card-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: 10px;
}

.pillar-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--color-ocher-light);
  color: var(--color-ocher-dark);
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: 12px;
  text-transform: uppercase;
  font-weight: 600;
}

/* Impact Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 32px 0;
}

.metric-box {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  padding: 24px 16px;
  border-radius: 6px;
  text-align: center;
}

.metric-number {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-ocher);
  line-height: 1;
  margin-bottom: 8px;
}

.metric-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-muted);
  letter-spacing: 0.05em;
}

/* Interactive Slider */
.slider-container {
  position: relative;
  width: 100%;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  margin-bottom: 36px;
}

.slider-slide {
  position: relative;
}

.slider-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 40px;
  background: linear-gradient(180deg, rgba(28, 26, 23, 0) 0%, rgba(28, 26, 23, 0.85) 100%);
  color: #FFFFFF;
}

.slider-overlay h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  margin-bottom: 10px;
  color: #FFFFFF;
}

.slider-overlay p {
  color: #E7E3DC;
  max-width: 750px;
  font-size: 1.05rem;
}

/* Tables (Ledgers, Finances, Minutes, Agenda) */
.data-table-container {
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid var(--color-border);
  border-radius: 6px;
}

table.institutional-table {
  width: 100%;
  border-collapse: collapse;
  background: #FFFFFF;
  font-size: 0.92rem;
}

table.institutional-table th {
  background: #F3EDE3;
  color: var(--color-charcoal);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

table.institutional-table td {
  padding: 12px 16px;
  border-bottom: 1px solid #ECE7DE;
  color: #332F2A;
}

table.institutional-table tr:hover {
  background: #FAF8F5;
}

/* Call to Action Buttons (Non-Commercial Directives) */
.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: 4px;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 44px;
}

.btn-primary {
  background: var(--color-ocher);
  color: #FFFFFF;
  border: 1px solid var(--color-ocher);
}

.btn-primary:hover {
  background: var(--color-ocher-dark);
  border-color: var(--color-ocher-dark);
}

.btn-outline {
  background: transparent;
  color: var(--color-charcoal);
  border: 1px solid var(--color-charcoal);
}

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

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

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-charcoal);
  margin-bottom: 6px;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 12px 14px;
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-charcoal);
  transition: border-color 0.2s ease;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--color-ocher);
  box-shadow: 0 0 0 3px var(--color-ocher-light);
}

/* Official Declarations & Non-Profit Callouts */
.statutory-declaration {
  background: #F4EFEA;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-ocher);
  padding: 20px 24px;
  border-radius: 4px;
  margin: 24px 0;
  font-size: 0.95rem;
}

.statutory-declaration strong {
  color: var(--color-charcoal);
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.8rem;
  display: block;
  margin-bottom: 6px;
}

/* --------------------------------------------------------------------------
   Footer Architecture
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-charcoal);
  color: #E7E3DC;
  padding: 60px 20px 30px 20px;
  border-top: 3px solid var(--color-ocher);
  margin-top: auto;
}

.footer-container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--color-ocher);
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}

.footer-col p {
  color: #C2BCB3;
  font-size: 0.9rem;
  margin-bottom: 10px;
}

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

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

.footer-links-list a {
  color: #D9D2C9;
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.2s ease;
}

.footer-links-list a:hover {
  color: var(--color-ocher);
  text-decoration: underline;
}

.mandatory-legal-string {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 18px 22px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.6;
  color: #BFB8AE;
  margin-bottom: 24px;
}

.footer-bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: #9E978E;
  padding-top: 20px;
}

.footer-bottom-bar a {
  color: var(--color-ocher);
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  :root {
    --header-height: 100px;
  }

  #reading-progress-track {
    display: none !important;
  }

  .utility-bar {
    font-size: 11px;
  }

  .utility-container {
    flex-direction: column;
    justify-content: center;
    gap: 2px;
    padding: 4px 15px;
  }

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

  .sidebar-log {
    position: static;
    margin-bottom: 24px;
  }

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

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

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

  .mobile-toggle {
    display: block;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #FFFFFF;
    flex-direction: column;
    align-items: stretch;
    padding: 20px;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
    border-top: 1px solid var(--color-border);
    display: none;
    gap: 0;
  }

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

  .nav-item {
    width: 100%;
    border-bottom: 1px solid #F3EDE3;
  }

  .nav-link {
    padding: 12px 0;
    font-size: 0.95rem;
    justify-content: space-between;
  }

  .nav-dropdown {
    position: static;
    box-shadow: none;
    border: none;
    padding: 0 0 10px 16px;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
  }

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

  .btn-nav-action {
    margin-top: 12px;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }

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

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

  .card-white {
    padding: 22px 18px;
  }

  h1.page-title {
    font-size: 1.85rem;
  }

  .slider-overlay {
    padding: 20px;
  }

  .slider-overlay h2 {
    font-size: 1.35rem;
  }
}