/* ==========================================================================
   PORTAIL DOCUMENTAIRE INSTITUTIONNEL - B C D BIBLIOTHEQUE CENTRE DOCUMENTAIRE
   CHARTE GRAPHIQUE NÉO-BRUTALISTE "DATA-CARD" & DESIGN RÉACTIF 2026
   ========================================================================== */

:root {
  --color-slate: #2F4F4F;
  --color-slate-light: #3D6464;
  --color-slate-dark: #1F3636;
  --color-orange: #CC5500;
  --color-orange-hover: #E06000;
  --color-cream: #FFFDD0;
  --color-cream-card: #FAF8C8;
  --color-cream-border: #E8E4B0;
  --color-charcoal: #1C1A17;
  --color-charcoal-muted: #3D3A36;
  --border-thick: 2px solid var(--color-slate);
  --border-card: 2px solid var(--color-slate);
  --shadow-brutal: 4px 4px 0px var(--color-slate);
  --shadow-brutal-lg: 6px 6px 0px var(--color-slate);
  --shadow-brutal-orange: 4px 4px 0px var(--color-orange);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-cream);
  color: var(--color-charcoal);
  font-family: var(--font-sans);
  line-height: 1.65;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-cream);
  color: var(--color-charcoal);
}

/* Top Progress Bar */
#reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background-color: var(--color-orange);
  width: 0%;
  z-index: 2000;
  transition: width 0.1s linear;
}

/* Sticky Logbook Header */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-slate);
  color: var(--color-cream);
  border-bottom: 3px solid var(--color-charcoal);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.header-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--color-cream);
}

.brand-badge {
  background-color: var(--color-orange);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.35rem 0.65rem;
  border: 1.5px solid var(--color-cream);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
}

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

.brand-name {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--color-cream);
  line-height: 1.2;
}

.brand-sub {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--color-cream-border);
  letter-spacing: 0.02em;
}

/* Navigation & Dropdowns */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--color-cream);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 700;
  padding: 0.5rem 0.85rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  min-height: 44px;
}

.nav-btn:hover, .nav-btn:focus-visible {
  background-color: var(--color-slate-light);
  border-color: var(--color-orange);
  color: #FFFFFF;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 260px;
  background-color: var(--color-slate);
  border: 2px solid var(--color-charcoal);
  box-shadow: var(--shadow-brutal-orange);
  padding: 0.5rem 0;
  list-style: none;
  z-index: 1010;
}

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

.dropdown-link {
  display: block;
  padding: 0.65rem 1.25rem;
  color: var(--color-cream);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.15s ease;
  border-left: 4px solid transparent;
  min-height: 44px;
  line-height: 1.4;
}

.dropdown-link:hover, .dropdown-link:focus {
  background-color: var(--color-slate-light);
  color: #FFFFFF;
  border-left-color: var(--color-orange);
  padding-left: 1.5rem;
}

/* Mobile Navigation Toggle */
.mobile-toggle {
  display: none;
  background-color: var(--color-orange);
  color: #FFFFFF;
  border: 2px solid var(--color-cream);
  padding: 0.5rem 0.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
}

/* Container & Layout */
main {
  flex: 1;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
}

.page-header-band {
  background-color: var(--color-slate);
  color: var(--color-cream);
  border-bottom: 3px solid var(--color-charcoal);
  padding: 2.5rem 1.5rem;
}

.page-header-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.badge-tag {
  display: inline-block;
  background-color: var(--color-orange);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
  border: 1px solid var(--color-charcoal);
}

.page-title {
  font-size: 2.25rem;
  font-weight: 900;
  line-height: 1.2;
  color: var(--color-cream);
  margin-bottom: 0.5rem;
}

.page-subtitle {
  font-size: 1.1rem;
  color: var(--color-cream-border);
  max-width: 850px;
  line-height: 1.5;
}

/* Institutional Summary Banner (2-sentence direct mandate) */
.inst-summary-banner {
  background-color: var(--color-slate-dark);
  border: 2px solid var(--color-orange);
  color: var(--color-cream);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0 2rem 0;
  box-shadow: var(--shadow-brutal-orange);
}

.inst-summary-banner p {
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.6;
}

/* Neo-Brutalist Data Cards & Panels */
.data-card {
  background-color: var(--color-cream-card);
  border: var(--border-card);
  box-shadow: var(--shadow-brutal);
  padding: 1.75rem;
  margin-bottom: 2rem;
  position: relative;
}

.data-card-header {
  border-bottom: 2px solid var(--color-slate);
  padding-bottom: 0.75rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.data-card-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-slate);
  letter-spacing: -0.01em;
}

.data-meta-chip {
  background-color: var(--color-slate);
  color: var(--color-cream);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--color-charcoal);
  text-transform: uppercase;
}

/* Solidarity Metrics Panel (4 Columns) */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin: 2rem 0;
}

.metric-box {
  background-color: var(--color-slate);
  border: 2px solid var(--color-charcoal);
  box-shadow: var(--shadow-brutal-orange);
  color: var(--color-cream);
  padding: 1.5rem 1.25rem;
  text-align: center;
}

.metric-number {
  font-family: var(--font-mono);
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--color-orange);
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

.metric-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-cream);
}

.metric-detail {
  font-size: 0.75rem;
  color: var(--color-cream-border);
  margin-top: 0.35rem;
}

/* 4 Activity Cards Grid */
.cards-grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
  margin: 2rem 0;
}

.activity-card {
  background-color: var(--color-cream-card);
  border: var(--border-card);
  box-shadow: var(--shadow-brutal);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.activity-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-brutal-lg);
}

.card-media {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-bottom: 2px solid var(--color-slate);
  overflow: hidden;
  background-color: var(--color-slate-light);
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-body h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-slate);
  margin-bottom: 0.75rem;
}

.card-body p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-charcoal);
  margin-bottom: 1.25rem;
  flex: 1;
}

/* Two-column Content + Sidebar Grid */
.content-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}

.main-content article {
  background-color: var(--color-cream-card);
  border: var(--border-card);
  box-shadow: var(--shadow-brutal);
  padding: 2.25rem;
  margin-bottom: 2rem;
}

.main-content h2 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--color-slate);
  margin: 1.75rem 0 0.85rem 0;
  border-bottom: 2px solid var(--color-slate);
  padding-bottom: 0.35rem;
}

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

.main-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-orange);
  margin: 1.25rem 0 0.5rem 0;
}

.main-content p {
  margin-bottom: 1.2rem;
  font-size: 1rem;
  line-height: 1.7;
}

.main-content ul, .main-content ol {
  margin: 0.75rem 0 1.5rem 1.75rem;
}

.main-content li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

/* Journal de Bord 2026 (Sidebar Widget) */
.logbook-widget {
  background-color: var(--color-slate);
  color: var(--color-cream);
  border: 2px solid var(--color-charcoal);
  box-shadow: var(--shadow-brutal-orange);
  padding: 1.5rem;
  position: sticky;
  top: 90px;
}

.logbook-widget h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-orange);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-slate-light);
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.log-entry {
  border-left: 3px solid var(--color-orange);
  padding-left: 0.85rem;
  margin-bottom: 1.25rem;
}

.log-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-cream-border);
  text-transform: uppercase;
}

.log-title {
  font-weight: 700;
  font-size: 0.92rem;
  color: #FFFFFF;
  margin: 0.15rem 0;
}

.log-desc {
  font-size: 0.82rem;
  color: var(--color-cream);
  line-height: 1.4;
}

/* Buttons and CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.65rem 1.3rem;
  text-decoration: none;
  border: 2px solid var(--color-charcoal);
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 44px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-orange);
  color: #FFFFFF;
  box-shadow: 3px 3px 0px var(--color-charcoal);
}

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--color-orange-hover);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--color-charcoal);
}

.btn-secondary {
  background-color: var(--color-slate);
  color: var(--color-cream);
  box-shadow: 3px 3px 0px var(--color-charcoal);
}

.btn-secondary:hover, .btn-secondary:focus {
  background-color: var(--color-slate-light);
  color: #FFFFFF;
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--color-charcoal);
}

/* Funding & Reinvestment Transparency Box */
.funding-box {
  background-color: var(--color-cream);
  border: 2px solid var(--color-slate);
  padding: 1.5rem;
  margin: 2rem 0;
  box-shadow: var(--shadow-brutal);
}

.funding-box h4 {
  color: var(--color-slate);
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.funding-box p {
  font-size: 0.92rem;
  color: var(--color-charcoal);
  line-height: 1.6;
}

.reinvest-quote {
  border-left: 4px solid var(--color-orange);
  background-color: var(--color-cream-card);
  padding: 0.85rem 1.25rem;
  margin: 1rem 0;
  font-weight: 700;
  font-style: italic;
  color: var(--color-slate-dark);
}

/* Data Tables */
.data-table-wrapper {
  overflow-x: auto;
  margin: 1.5rem 0;
  border: var(--border-card);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background-color: #FFFFFF;
  text-align: left;
  font-size: 0.9rem;
}

.data-table th {
  background-color: var(--color-slate);
  color: var(--color-cream);
  padding: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-right: 1px solid var(--color-slate-light);
}

.data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-cream-border);
  border-right: 1px solid var(--color-cream-border);
  color: var(--color-charcoal);
}

.data-table tr:nth-child(even) {
  background-color: var(--color-cream);
}

.data-table tr:hover {
  background-color: var(--color-cream-card);
}

/* Form Styles */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-slate);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--color-slate);
  background-color: #FFFFFF;
  color: var(--color-charcoal);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-orange);
  box-shadow: 0 0 0 2px var(--color-orange);
}

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

/* Footer & Compliance */
footer.site-footer {
  background-color: var(--color-slate);
  color: var(--color-cream);
  border-top: 4px solid var(--color-charcoal);
  padding: 3rem 1.5rem 2rem 1.5rem;
  margin-top: auto;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.footer-col h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-orange);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--color-slate-light);
  padding-bottom: 0.35rem;
}

.footer-col p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--color-cream);
  margin-bottom: 0.75rem;
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--color-cream);
  text-decoration: none;
  font-size: 0.88rem;
  display: inline-block;
  min-height: 24px;
  transition: color 0.15s ease, padding-left 0.15s ease;
}

.footer-links a:hover, .footer-links a:focus {
  color: var(--color-orange);
  padding-left: 0.25rem;
}

.footer-legal-block {
  border-top: 2px solid var(--color-slate-light);
  padding-top: 1.75rem;
  margin-top: 1.5rem;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--color-cream-border);
}

.footer-untruncated-compliance {
  background-color: var(--color-slate-dark);
  border: 1px solid var(--color-orange);
  padding: 1rem 1.25rem;
  margin-top: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-cream);
  line-height: 1.5;
}

/* Image container styling without caption */
.image-stage {
  margin: 1.75rem 0;
  border: var(--border-card);
  box-shadow: var(--shadow-brutal);
  overflow: hidden;
  background-color: var(--color-slate);
}

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

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .header-container {
    flex-wrap: wrap;
  }

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

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

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

  .logbook-widget {
    position: static;
  }
}

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

  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    padding-top: 1rem;
    border-top: 1px solid var(--color-slate-light);
  }

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

  .nav-item {
    width: 100%;
  }

  .nav-btn {
    width: 100%;
    justify-content: space-between;
  }

  .dropdown-menu {
    position: static;
    width: 100%;
    box-shadow: none;
    border-left: none;
    border-right: none;
    background-color: var(--color-slate-dark);
  }

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

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

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

  .page-title {
    font-size: 1.75rem;
  }
}