/* ==========================================================================
   DH LA DEMEURE HISTORIQUE - FEUILLE DE STYLE OFFICIELLE (LOI 1901)
   ESTHÉTIQUE NÉO-BRUTALISTE ÉDITORIALE HYBRIDE
   CADRE RÉGLEMENTAIRE & UTILITÉ PUBLIQUE - EXERCICE 2026
   ========================================================================== */

:root {
  --color-cream: #F5F5F0;
  --color-white: #FFFFFF;
  --color-charcoal: #1E293B;
  --color-slate-light: #334155;
  --color-border: #1E293B;
  --color-terracotta: #C2410C;
  --color-ochre: #4D7C0F;
  --color-bg-alt: #EBEBE3;
  --shadow-brutal: 4px 4px 0px #1E293B;
  --shadow-brutal-lg: 6px 6px 0px #1E293B;
  --shadow-brutal-sm: 2px 2px 0px #1E293B;
  --font-serif: "Georgia", "Baskerville", "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "Courier New", Courier, monospace;
}

*, *::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);
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-cream);
  color: var(--color-charcoal);
  line-height: 1.65;
  padding-top: 130px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1 0 auto;
}

/* --------------------------------------------------------------------------
   HEADER & NAVIGATION
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10000;
  background-color: var(--color-white);
  border-bottom: 2px solid var(--color-border);
}

.top-utility-strip {
  background-color: var(--color-charcoal);
  color: #F1F5F9;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 6px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  letter-spacing: 0.02em;
}

.top-utility-strip a {
  color: #F8FAFC;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.top-utility-strip a:hover {
  color: #FDBA74;
}

.header-main-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 32px;
  max-width: 1440px;
  margin: 0 auto;
  position: relative;
}

.brand-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--color-charcoal);
}

.brand-logo-title {
  font-family: var(--font-serif);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.1;
  text-transform: uppercase;
}

.brand-logo-sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-terracotta);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-links-list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 16px;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-charcoal);
  text-decoration: none;
  padding: 10px 14px;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  transition: all 0.15s ease;
}

.nav-link:hover,
.nav-link.active {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  box-shadow: 2px 2px 0px var(--color-border);
  transform: translate(-1px, -1px);
}

.nav-link-cta {
  background-color: var(--color-terracotta);
  color: var(--color-white) !important;
  border: 1px solid var(--color-border);
  box-shadow: 3px 3px 0px var(--color-border);
}

.nav-link-cta:hover {
  background-color: #9A3412;
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0px var(--color-border);
}

/* MEGA MENU */
.has-mega-menu:hover .mega-menu-panel,
.has-mega-menu:focus-within .mega-menu-panel {
  display: grid;
}

.mega-menu-panel {
  display: none;
  position: absolute;
  top: 100%;
  left: -180px;
  width: 780px;
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-brutal-lg);
  padding: 24px;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  z-index: 10001;
}

.mega-col-heading {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-terracotta);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 8px;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.mega-col-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mega-col-links li a {
  display: block;
  padding: 8px 10px;
  text-decoration: none;
  color: var(--color-charcoal);
  font-weight: 700;
  font-size: 0.85rem;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.mega-col-links li a:hover {
  background-color: var(--color-cream);
  border: 1px solid var(--color-border);
  box-shadow: 2px 2px 0px var(--color-border);
  transform: translate(-2px, -2px);
}

.mobile-menu-toggle {
  display: none;
  background: var(--color-white);
  border: 2px solid var(--color-border);
  box-shadow: 2px 2px 0px var(--color-border);
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
}

/* --------------------------------------------------------------------------
   TYPOGRAPHY & HEADINGS
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-charcoal);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.015em;
}

h1 {
  font-size: clamp(2.1rem, 4.2vw, 3.4rem);
  margin-bottom: 16px;
}

h2 {
  font-size: clamp(1.6rem, 2.8vw, 2.3rem);
  margin-bottom: 14px;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  margin-bottom: 10px;
}

p {
  margin-bottom: 16px;
  font-size: 1rem;
}

/* --------------------------------------------------------------------------
   LAYOUT CONTAINERS & GRIDS
   -------------------------------------------------------------------------- */
.container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 32px;
  width: 100%;
}

.section-spacer {
  padding: 64px 0;
  border-bottom: 1px solid var(--color-border);
}

.section-spacer-sm {
  padding: 40px 0;
  border-bottom: 1px solid var(--color-border);
}

/* NEO-BRUTALIST CARDS */
.brutal-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 28px;
  box-shadow: var(--shadow-brutal);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  position: relative;
}

.brutal-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-brutal-lg);
}

.brutal-card-highlight {
  border-top: 6px solid var(--color-terracotta);
}

.brutal-card-ochre {
  border-top: 6px solid var(--color-ochre);
}

.badge-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  background-color: var(--color-charcoal);
  color: var(--color-white);
  border: 1px solid var(--color-border);
  margin-bottom: 12px;
  white-space: nowrap;
}

.badge-tag-alt {
  background-color: var(--color-terracotta);
  color: var(--color-white);
}

.badge-tag-ochre {
  background-color: var(--color-ochre);
  color: var(--color-white);
}

/* BUTTONS & CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 24px;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 800;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all 0.15s ease;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-terracotta);
  color: var(--color-white);
  box-shadow: var(--shadow-brutal);
}

.btn-primary:hover {
  background-color: #9A3412;
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-brutal-lg);
}

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-charcoal);
  box-shadow: var(--shadow-brutal);
}

.btn-secondary:hover {
  background-color: var(--color-cream);
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-brutal-lg);
}

.btn-dark {
  background-color: var(--color-charcoal);
  color: var(--color-white);
  box-shadow: var(--shadow-brutal);
}

.btn-dark:hover {
  background-color: #0F172A;
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-brutal-lg);
}

/* IMAGE MEDIA CONTAINER */
.media-container {
  border: 1px solid var(--color-border);
  overflow: hidden;
  background-color: var(--color-charcoal);
  position: relative;
}

.media-container img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.media-container:hover img {
  transform: scale(1.02);
}

/* STATS MATRIX */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-box {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-brutal);
  padding: 24px 20px;
  text-align: left;
}

.stat-number {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 3.5vw, 2.7rem);
  font-weight: 800;
  color: var(--color-terracotta);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-charcoal);
}

.stat-detail {
  font-size: 0.82rem;
  color: var(--color-slate-light);
  margin-top: 4px;
}

/* NOTICE BOXES */
.legal-notice-box {
  background-color: #FEF3C7;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-brutal);
  padding: 20px 24px;
  font-size: 0.92rem;
  line-height: 1.55;
  margin: 24px 0;
}

.reinvestment-clause-banner {
  background-color: #DCFCE7;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-brutal-sm);
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  color: #14532D;
  margin: 20px 0;
}

/* --------------------------------------------------------------------------
   FOOTER COMPONENT
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-white);
  border-top: 2px solid var(--color-border);
  margin-top: auto;
}

.footer-main-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 36px;
  padding: 56px 32px 40px;
  max-width: 1360px;
  margin: 0 auto;
}

.footer-col-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 800;
  text-transform: uppercase;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 8px;
  margin-bottom: 16px;
}

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

.footer-links-list li a {
  text-decoration: none;
  color: var(--color-charcoal);
  font-size: 0.9rem;
  font-weight: 600;
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  transition: color 0.15s ease;
}

.footer-links-list li a:hover {
  color: var(--color-terracotta);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-trust-baseline {
  background-color: var(--color-charcoal);
  color: #E2E8F0;
  font-size: 0.82rem;
  padding: 24px 32px;
  border-top: 1px solid var(--color-border);
}

.footer-trust-inner {
  max-width: 1360px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-legal-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.footer-legal-row a {
  color: #CBD5E1;
  text-decoration: underline;
  margin-left: 16px;
}

.footer-legal-row a:hover {
  color: var(--color-white);
}

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

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-white);
  color: var(--color-charcoal);
  box-shadow: 2px 2px 0px var(--color-border);
  outline: none;
  transition: all 0.15s ease;
  min-height: 46px;
}

.form-control:focus {
  border-color: var(--color-terracotta);
  box-shadow: 4px 4px 0px var(--color-border);
}

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

/* --------------------------------------------------------------------------
   MEDIA QUERIES & RESPONSIVE BEHAVIOR
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  body {
    padding-top: 120px;
  }

  .nav-links-list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    border-bottom: 2px solid var(--color-border);
    flex-direction: column;
    padding: 20px;
    gap: 12px;
    box-shadow: var(--shadow-brutal-lg);
  }

  .nav-links-list.mobile-open {
    display: flex;
  }

  .mobile-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .has-mega-menu .mega-menu-panel {
    position: static;
    width: 100%;
    grid-template-columns: 1fr;
    box-shadow: none;
    border: 1px solid var(--color-border);
    margin-top: 8px;
    padding: 16px;
  }

  .footer-main-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    padding: 40px 24px;
  }

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

@media (max-width: 768px) {
  body {
    padding-top: 110px;
  }

  .top-utility-strip {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 6px 16px;
    font-size: 0.72rem;
  }

  .header-main-nav {
    padding: 10px 16px;
  }

  .container {
    padding: 0 16px;
  }

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

  .footer-main-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

  .footer-legal-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-legal-row a {
    margin-left: 0;
    margin-right: 14px;
  }

  /* MOBILE RESET AS SPECIFIED IN SECTION 5 */
  .brutal-card,
  .stat-box,
  .btn,
  .legal-notice-box {
    transform: none !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    box-shadow: 2px 2px 0px var(--color-border) !important;
  }
}