/* ==========================================================================
   AMICALE LAÏQUE DE VOUSSAC TARGET - STYLESHEET OFFICIEL (LOI 1901)
   Architecture Neo-Brutaliste Éditoriale Hybride - Millésime Opérationnel 2026
   ========================================================================== */

:root {
  --color-bg: #F5F5F0;
  --color-white: #FFFFFF;
  --color-slate: #1E293B;
  --color-slate-light: #334155;
  --color-border: #1E293B;
  --color-terracotta: #C2410C;
  --color-terracotta-hover: #9A3412;
  --color-ochre: #4D7C0F;
  --color-muted: #64748B;
  --color-surface-tint: #ECECE4;

  --font-display: "Cabinet Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Newsreader", "Georgia", "Cambria", serif;
  --font-mono: "JetBrains Mono", "SF Mono", "Consolas", monospace;

  --shadow-neo: 4px 4px 0px var(--color-border);
  --shadow-neo-lg: 6px 6px 0px var(--color-border);
  --shadow-neo-sm: 2px 2px 0px var(--color-border);
  --transition-neo: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

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

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

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

/* Fluid Typography */
h1, .h1 {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-slate);
}

h2, .h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--color-slate);
}

h3, .h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 700;
  line-height: 1.35;
}

h4, .h4 {
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

p {
  margin-bottom: 1.25rem;
  max-width: 75ch;
}

p.lead {
  font-size: clamp(1.1rem, 1.5vw, 1.3rem);
  line-height: 1.6;
  font-weight: 500;
  color: var(--color-slate-light);
}

a {
  color: var(--color-terracotta);
  text-decoration: none;
  transition: var(--transition-neo);
}

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

/* ==========================================================================
   HEADER & MEGA MENU
   ========================================================================== */
.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 Monospace Utility Strip */
.header-utility-strip {
  background-color: var(--color-slate);
  color: #E2E8F0;
  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, 0.1);
  letter-spacing: 0.02em;
}

.header-utility-left {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.header-utility-right a {
  color: #CBD5E1;
  text-decoration: underline;
}

.header-utility-right a:hover {
  color: #FFFFFF;
}

/* Main Navigation Bar */
.main-nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  max-width: 1440px;
  margin: 0 auto;
}

.brand-logo {
  display: flex;
  flex-direction: column;
  color: var(--color-slate);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 1.1;
}

.brand-logo .logo-main {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.brand-logo .logo-sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--color-terracotta);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 8px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 14px;
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-slate);
  border: 1px solid transparent;
}

.nav-link:hover, .nav-link.active {
  background-color: var(--color-bg);
  border-color: var(--color-border);
  box-shadow: var(--shadow-neo-sm);
  transform: translate(-2px, -2px);
  color: var(--color-slate);
}

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 8px 20px;
  background-color: var(--color-terracotta);
  color: var(--color-white) !important;
  font-weight: 700;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-neo-sm);
  transition: var(--transition-neo);
}

.nav-cta-btn:hover {
  background-color: var(--color-terracotta-hover);
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-neo);
}

/* Mega Menu Container */
.mega-menu-item:hover .mega-menu-panel,
.mega-menu-item:focus-within .mega-menu-panel {
  display: grid;
}

.mega-menu-panel {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 820px;
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-neo-lg);
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  z-index: 10001;
  margin-top: 8px;
}

.mega-menu-column {
  padding: 24px;
  border-right: 1px solid var(--color-border);
}

.mega-menu-column:last-child {
  border-right: none;
  background-color: #FAF9F6;
}

.mega-column-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-terracotta);
  margin-bottom: 16px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--color-border);
}

.mega-menu-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mega-menu-links li a {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-slate);
  padding: 4px 0;
}

.mega-menu-links li a span {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--color-muted);
  text-transform: none;
}

.mega-menu-links li a:hover {
  color: var(--color-terracotta);
  transform: translateX(4px);
}

/* Mobile Navigation Toggle */
.mobile-nav-toggle {
  display: none;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-neo-sm);
  padding: 8px 12px;
  font-size: 1rem;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
}

/* ==========================================================================
   PAGE LAYOUT & CONTAINER
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 24px;
}

.main-content {
  flex: 1 0 auto;
}

/* Structural Neo-Brutalist Sections */
.section {
  padding: 60px 0;
  border-bottom: 2px solid var(--color-border);
}

.section-hero {
  background-color: var(--color-white);
  padding: 60px 0 80px;
}

.section-cream {
  background-color: var(--color-bg);
}

.section-white {
  background-color: var(--color-white);
}

.section-slate {
  background-color: var(--color-slate);
  color: #F8FAFC;
  border-color: #0F172A;
}

.section-slate h1, .section-slate h2, .section-slate h3 {
  color: #FFFFFF;
}

.section-slate p {
  color: #CBD5E1;
}

/* Header Banners for Subpages */
.page-banner {
  background-color: var(--color-white);
  border-bottom: 2px solid var(--color-border);
  padding: 48px 0;
}

.page-banner-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}

.page-banner-image {
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-neo);
  background-color: var(--color-white);
  overflow: hidden;
  line-height: 0;
}

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

/* Tag / Badge */
.neo-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  background-color: var(--color-slate);
  color: var(--color-white);
  border: 1px solid var(--color-border);
  margin-bottom: 16px;
  box-shadow: var(--shadow-neo-sm);
}

.neo-badge-terracotta {
  background-color: var(--color-terracotta);
}

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

/* Neo-Brutalist Cards */
.neo-card {
  background-color: var(--color-white);
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-neo);
  padding: 28px;
  transition: var(--transition-neo);
  display: flex;
  flex-direction: column;
}

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

.neo-card-header {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.neo-card-image {
  margin: -28px -28px 20px -28px;
  border-bottom: 2px solid var(--color-border);
  overflow: hidden;
  line-height: 0;
}

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

/* Neo Buttons */
.neo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 2px solid var(--color-border);
  cursor: pointer;
  transition: var(--transition-neo);
  box-shadow: var(--shadow-neo);
  text-decoration: none;
}

.neo-btn-primary {
  background-color: var(--color-terracotta);
  color: var(--color-white) !important;
}

.neo-btn-primary:hover {
  background-color: var(--color-terracotta-hover);
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-neo-lg);
}

.neo-btn-secondary {
  background-color: var(--color-white);
  color: var(--color-slate) !important;
}

.neo-btn-secondary:hover {
  background-color: var(--color-bg);
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-neo-lg);
}

.neo-btn-dark {
  background-color: var(--color-slate);
  color: var(--color-white) !important;
}

.neo-btn-dark:hover {
  background-color: #0F172A;
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-neo-lg);
}

/* Grids */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* Impact Metrics Matrix */
.matrix-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 2px solid var(--color-border);
  background-color: var(--color-border);
  gap: 2px;
  box-shadow: var(--shadow-neo);
  margin: 40px 0;
}

.matrix-card {
  background-color: var(--color-white);
  padding: 32px 24px;
  text-align: center;
}

.matrix-number {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 3.5vw, 3.2rem);
  font-weight: 900;
  color: var(--color-terracotta);
  line-height: 1;
  margin-bottom: 8px;
}

.matrix-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-slate);
}

/* Compliance Notice Box */
.compliance-box {
  background-color: #FEF3C7;
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-neo);
  padding: 24px 28px;
  margin: 32px 0;
}

.compliance-box h4 {
  color: #92400E;
  margin-bottom: 8px;
}

.compliance-box p {
  color: #78350F;
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* Form Styles */
.neo-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-slate);
}

.form-control {
  width: 100%;
  min-height: 48px;
  padding: 12px 16px;
  font-family: var(--font-display);
  font-size: 1rem;
  border: 2px solid var(--color-border);
  background-color: var(--color-white);
  color: var(--color-slate);
  box-shadow: var(--shadow-neo-sm);
  outline: none;
}

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

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

/* Timeline */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
  padding-left: 32px;
  border-left: 3px solid var(--color-border);
  margin: 40px 0;
}

.timeline-item {
  position: relative;
}

.timeline-marker {
  position: absolute;
  left: -42px;
  top: 4px;
  width: 18px;
  height: 18px;
  background-color: var(--color-terracotta);
  border: 2px solid var(--color-border);
  box-shadow: var(--shadow-neo-sm);
}

.timeline-year {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1rem;
  color: var(--color-terracotta);
  margin-bottom: 4px;
}

/* ==========================================================================
   FOOTER (MEGA FOOTER LOI 1901)
   ========================================================================== */
.site-footer {
  background-color: var(--color-white);
  border-top: 3px solid var(--color-border);
  margin-top: auto;
}

.footer-top {
  padding: 60px 0 40px;
  border-bottom: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
}

.footer-column h4 {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-terracotta);
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-border);
}

.footer-column p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-slate-light);
  margin-bottom: 16px;
}

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

.footer-nav-list li a {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-slate);
  padding: 4px 0;
}

.footer-nav-list li a:hover {
  color: var(--color-terracotta);
  transform: translateX(4px);
}

.footer-contact-item {
  display: flex;
  flex-direction: column;
  margin-bottom: 12px;
  font-size: 0.88rem;
}

.footer-contact-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 700;
}

.footer-contact-value {
  font-weight: 600;
  color: var(--color-slate);
}

/* Bottom Legal Trust Baseline */
.footer-baseline {
  background-color: var(--color-slate);
  color: #CBD5E1;
  padding: 32px 0;
  font-size: 0.82rem;
  line-height: 1.6;
  border-top: 1px solid var(--color-border);
}

.baseline-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.baseline-legal-text {
  font-size: 0.8rem;
  color: #94A3B8;
  max-width: 100%;
}

.baseline-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  align-items: center;
  border-top: 1px solid #334155;
  padding-top: 16px;
}

.baseline-links a {
  color: #F1F5F9;
  font-weight: 600;
  text-decoration: underline;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.baseline-links a:hover {
  color: #FFFFFF;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 992px) {
  body {
    padding-top: 120px;
  }

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

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

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .page-banner-grid {
    grid-template-columns: 1fr;
  }

  .mega-menu-panel {
    width: 90vw;
    left: 5%;
    transform: none;
  }
}

@media (max-width: 768px) {
  body {
    padding-top: 140px;
  }

  /* Mobile Reset: Force offsets and negative margins to zero */
  .neo-card, .neo-btn, .nav-link, .nav-cta-btn {
    transform: none !important;
    margin: 0 !important;
    box-shadow: 2px 2px 0px var(--color-border) !important;
  }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

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

  .nav-menu {
    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;
    box-shadow: var(--shadow-neo-lg);
    max-height: 80vh;
    overflow-y: auto;
  }

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

  .nav-item {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    margin-bottom: 6px !important;
  }

  .mega-menu-panel {
    position: static;
    width: 100%;
    box-shadow: none;
    border: 1px solid var(--color-border);
    grid-template-columns: 1fr;
    margin: 8px 0;
    display: none;
  }

  .mega-menu-item.is-open .mega-menu-panel {
    display: grid;
  }

  .mega-menu-column {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    padding: 16px;
  }

  .header-utility-strip {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 6px 16px;
  }

  .header-utility-left {
    gap: 8px;
  }

  .baseline-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}