/* ==========================================================================
   ASSOCIATION CHÂTEAU D'ASSAS - CHARTE INSTITUTIONNELLE & STYLES (2026)
   Palette :
   - Spruce Green: #005A36 (Entête/Sections), #02472B (Pied de page)
   - Metallic Gold / Sand: #A68244 / #9E7D3B (Accents & CTAs secondaires)
   - Bright Gold / Orange: #D97706 / #C87A00 (CTA Prioritaire)
   - Light Gray: #F4F5F4 / #EFEFEF
   - High-Contrast White: #FFFFFF
   - Charcoal Text: #1C1A17 / #222222
   ========================================================================== */

:root {
  --color-spruce: #005A36;
  --color-spruce-dark: #02472B;
  --color-gold: #A68244;
  --color-gold-hover: #9E7D3B;
  --color-accent-gold: #D97706;
  --color-accent-gold-hover: #C87A00;
  --color-bg-light: #F4F5F4;
  --color-bg-card: #FFFFFF;
  --color-text-main: #1C1A17;
  --color-text-muted: #4A4A48;
  --color-border: #DCDEDC;
  --color-border-dark: rgba(255, 255, 255, 0.2);
  --header-height: 75px;
  --font-family-serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-family-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}

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

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

body {
  font-family: var(--font-family-sans);
  color: var(--color-text-main);
  background-color: var(--color-bg-light);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-spruce);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover, a:focus {
  color: var(--color-gold);
}

/* ==========================================================================
   PROGRESS BAR & TOP STICKY HEADER
   ========================================================================== */

#reading-progress-bar {
  background: var(--color-gold);
  height: 4px;
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 0%;
  z-index: 999;
  transition: width 0.1s ease-out;
}

.site-header {
  background: var(--color-spruce);
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 30px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.header-left-block {
  display: flex;
  align-items: center;
  gap: 15px;
}

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

.brand-name {
  color: #FFFFFF;
  font-family: var(--font-family-serif);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.brand-subtext {
  color: var(--color-gold);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Clock Widget Spec */
.clock-widget-badge {
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  padding-left: 15px;
  margin-left: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.analog-clock-svg {
  width: 42px;
  height: 42px;
}

.dual-time-stack {
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-family: monospace;
  line-height: 1.2;
}

.time-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
}

.time-row.hq {
  color: var(--color-gold);
  font-weight: 700;
}

.time-row.client {
  color: #E0E0E0;
}

.time-label {
  font-size: 0.65rem;
  opacity: 0.9;
  letter-spacing: 0.5px;
}

/* Header Right & Navigation */
.header-right-block {
  display: flex;
  align-items: center;
  gap: 20px;
}

.main-navigation {
  display: flex;
  align-items: center;
}

.nav-menu-list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 5px;
}

.nav-item {
  position: relative;
}

.nav-link {
  color: #FFFFFF;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 4px;
  border-radius: 4px;
  transition: background-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.nav-link:hover, .nav-item:focus-within > .nav-link {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-gold);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--color-spruce-dark);
  min-width: 260px;
  list-style: none;
  padding: 8px 0;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  border-top: 2px solid var(--color-gold);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s ease;
  z-index: 1001;
  border-radius: 0 0 6px 6px;
}

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

.dropdown-link {
  color: #FFFFFF;
  display: block;
  padding: 10px 18px;
  font-size: 0.88rem;
  font-weight: 500;
  transition: background-color 0.2s ease, color 0.2s ease, padding-left 0.2s ease;
}

.dropdown-link:hover, .dropdown-link:focus {
  background-color: var(--color-spruce);
  color: var(--color-gold);
  padding-left: 22px;
}

.btn-header-cta {
  background: var(--color-accent-gold);
  color: #FFFFFF;
  padding: 12px 24px;
  font-weight: bold;
  text-transform: uppercase;
  border-radius: 4px;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  border: none;
  cursor: pointer;
  display: inline-block;
  white-space: nowrap;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.btn-header-cta:hover, .btn-header-cta:focus {
  background: var(--color-accent-gold-hover);
  color: #FFFFFF;
  transform: translateY(-1px);
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
  font-size: 1.5rem;
  padding: 8px 12px;
  border-radius: 4px;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
}

/* ==========================================================================
   PAGE HERO & BREADCRUMBS
   ========================================================================== */

.page-hero {
  background: linear-gradient(rgba(0, 90, 54, 0.92), rgba(2, 71, 43, 0.95)), var(--color-spruce);
  color: #FFFFFF;
  padding: 60px 30px;
  position: relative;
}

.page-hero-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.page-hero-tag {
  display: inline-block;
  background: rgba(166, 130, 68, 0.25);
  color: #F8E7BE;
  border: 1px solid var(--color-gold);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 15px;
}

.page-hero-title {
  font-family: var(--font-family-serif);
  font-size: 2.5rem;
  line-height: 1.25;
  margin-bottom: 15px;
  color: #FFFFFF;
}

.page-hero-summary {
  font-size: 1.15rem;
  max-width: 850px;
  color: #E2E8F0;
  line-height: 1.7;
}

.hero-image-wrapper {
  margin-top: 30px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.hero-image-wrapper img {
  width: 100%;
  max-height: 450px;
}

/* ==========================================================================
   LAYOUT: MAIN CONTAINER & TWO-COLUMN ARCHITECTURE
   ========================================================================== */

.main-content-layout {
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 40px;
  align-items: start;
}

.content-article {
  background: var(--color-bg-card);
  padding: 40px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.content-article h2 {
  font-family: var(--font-family-serif);
  color: var(--color-spruce);
  font-size: 1.85rem;
  margin-top: 35px;
  margin-bottom: 15px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-gold);
}

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

.content-article h3 {
  font-family: var(--font-family-serif);
  color: var(--color-spruce-dark);
  font-size: 1.35rem;
  margin-top: 25px;
  margin-bottom: 10px;
}

.content-article p {
  margin-bottom: 20px;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-text-main);
}

.content-article ul, .content-article ol {
  margin-left: 25px;
  margin-bottom: 25px;
  font-size: 1.02rem;
  line-height: 1.7;
}

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

.article-image-box {
  margin: 30px 0;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

/* Institutional Mission Box */
.mission-callout-box {
  background: #F8F9F8;
  border-left: 5px solid var(--color-spruce);
  border-top: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 24px;
  border-radius: 0 6px 6px 0;
  margin: 30px 0;
}

.mission-callout-title {
  color: var(--color-spruce);
  font-family: var(--font-family-serif);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.mission-callout-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

/* ==========================================================================
   BUTTONS & CTAs
   ========================================================================== */

.btn-primary-gold {
  background: var(--color-gold);
  color: #FFFFFF;
  border: none;
  font-weight: bold;
  padding: 14px 28px;
  border-radius: 4px;
  display: inline-block;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.btn-primary-gold:hover, .btn-primary-gold:focus {
  background: var(--color-gold-hover);
  color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-spruce {
  background: var(--color-spruce);
  color: #FFFFFF;
  border: none;
  font-weight: bold;
  padding: 14px 28px;
  border-radius: 4px;
  display: inline-block;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.btn-spruce:hover, .btn-spruce:focus {
  background: var(--color-spruce-dark);
  color: #FFFFFF;
}

/* ==========================================================================
   SIDEBAR: JOURNAL DE BORD 2026 & OBSERVATIONS
   ========================================================================== */

.sidebar-journal {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.sidebar-widget {
  background: var(--color-bg-card);
  border-radius: 8px;
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.widget-header {
  background: var(--color-spruce);
  color: #FFFFFF;
  padding: 14px 18px;
  font-family: var(--font-family-serif);
  font-size: 1.1rem;
  font-weight: 700;
  border-bottom: 2px solid var(--color-gold);
}

.widget-body {
  padding: 18px;
}

.journal-entry-item {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 14px;
  margin-bottom: 14px;
}

.journal-entry-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.journal-date-badge {
  display: inline-block;
  background: #EAECE9;
  color: var(--color-spruce);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: 6px;
  text-transform: uppercase;
}

.journal-entry-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 4px;
  line-height: 1.35;
}

.journal-entry-desc {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}

.statut-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 3px;
  margin-top: 4px;
}

.statut-valide {
  background: #E6F4EA;
  color: #137333;
}

.statut-cours {
  background: #FEF7E0;
  color: #B06000;
}

/* ==========================================================================
   HOMEPAGE SPECIFIC: INDEX METRICS & CARDS
   ========================================================================== */

.metrics-strip-section {
  background: var(--color-spruce-dark);
  color: #FFFFFF;
  padding: 45px 30px;
  margin-top: 20px;
  border-top: 3px solid var(--color-gold);
}

.metrics-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  text-align: center;
}

.metric-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 25px 20px;
  border-radius: 6px;
}

.metric-number {
  font-family: var(--font-family-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 8px;
}

.metric-label {
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #E2E8F0;
}

.activity-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
  margin: 30px 0;
}

.activity-preview-card {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.activity-preview-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

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

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

.activity-card-title {
  font-family: var(--font-family-serif);
  font-size: 1.25rem;
  color: var(--color-spruce);
  margin-bottom: 12px;
}

.activity-card-summary {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-main);
  margin-bottom: 18px;
  flex-grow: 1;
}

.hub-volunteer-box {
  background: #F4F5F4;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 28px;
  margin-top: 35px;
}

.volunteer-role-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: center;
  font-size: 0.92rem;
}

.volunteer-role-row:last-child {
  border-bottom: none;
}

.volunteer-role-header {
  font-weight: 700;
  color: var(--color-spruce);
  text-transform: uppercase;
  font-size: 0.82rem;
  letter-spacing: 0.5px;
}

/* ==========================================================================
   FORMS & REGISTRATION
   ========================================================================== */

.institutional-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 25px;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-field label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-main);
}

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

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-spruce);
  box-shadow: 0 0 0 3px rgba(0, 90, 54, 0.15);
}

.form-disclaimer {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   TABLES & REGISTRIES
   ========================================================================== */

.data-registry-table {
  width: 100%;
  border-collapse: collapse;
  margin: 25px 0;
  font-size: 0.92rem;
}

.data-registry-table th {
  background: var(--color-spruce);
  color: #FFFFFF;
  text-align: left;
  padding: 12px 16px;
  font-family: var(--font-family-serif);
  font-weight: 600;
}

.data-registry-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-main);
}

.data-registry-table tr:nth-child(even) {
  background: #F9FAF9;
}

/* ==========================================================================
   FOOTER ARCHITECTURE
   ========================================================================== */

.site-footer {
  background: var(--color-spruce-dark);
  color: #FFFFFF;
  padding-top: 60px;
  padding-bottom: 30px;
  border-top: 4px solid var(--color-gold);
  margin-top: 60px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 35px;
  margin-bottom: 45px;
}

.footer-col-title {
  color: var(--color-gold);
  font-family: var(--font-family-serif);
  font-size: 1.15rem;
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-desc {
  font-size: 0.88rem;
  line-height: 1.6;
  color: #D1D5DB;
  margin-bottom: 15px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: #E5E7EB;
  font-size: 0.88rem;
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

.footer-link:hover, .footer-link:focus {
  color: var(--color-gold);
  transform: translateX(3px);
}

.footer-legal-notice-box {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 25px;
  font-size: 0.82rem;
  line-height: 1.7;
  color: #9CA3AF;
  text-align: justify;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (992px & 768px)
   ========================================================================== */

@media (max-width: 992px) {
  .site-header {
    padding: 0 20px;
  }
  
  .main-content-layout {
    grid-template-columns: 1fr;
  }
  
  .sidebar-journal {
    margin-top: 20px;
  }

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

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

@media (max-width: 768px) {
  :root {
    --header-height: auto;
  }

  .site-header {
    flex-wrap: wrap;
    padding: 12px 16px;
    height: auto;
  }

  .header-left-block {
    width: 100%;
    justify-content: space-between;
    margin-bottom: 10px;
  }

  .brand-name {
    font-size: 1.05rem;
  }

  .clock-widget-badge {
    margin-left: 0;
    padding-left: 8px;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .header-right-block {
    width: 100%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 15px;
    padding-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
  }

  .header-right-block.is-open {
    display: flex;
  }

  .nav-menu-list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .nav-link {
    min-height: 44px;
    padding: 12px 14px;
    justify-content: space-between;
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: rgba(0, 0, 0, 0.2);
    box-shadow: none;
    border-top: none;
    border-left: 2px solid var(--color-gold);
    margin-left: 12px;
    display: none;
  }

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

  .dropdown-link {
    min-height: 44px;
    padding: 12px 16px;
  }

  .btn-header-cta {
    text-align: center;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  #reading-progress-bar {
    top: 0;
  }

  .page-hero {
    padding: 40px 20px;
  }

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

  .content-article {
    padding: 20px;
  }

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

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

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

  .volunteer-role-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

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