/* ============================================
   LES BRAS DE FER — Design System
   Association Française du Syndrome Parsonage-Turner
   ============================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Colors */
  --bleu-confiance: #2B6CB0;
  --bleu-confiance-dark: #1E4E8C;
  --bleu-ciel: #63B3ED;
  --bleu-ciel-light: #BEE3F8;
  --bleu-ciel-bg: #EBF8FF;
  --orange-chaleur: #ED8936;
  --orange-chaleur-dark: #C05621;
  --orange-chaleur-light: #FEEBC8;
  --orange-chaleur-bg: #FFFAF0;
  --vert-resilience: #48BB78;
  --vert-resilience-dark: #2F855A;

  --blanc: #FFFFFF;
  --blanc-casse: #FAFBFC;
  --gris-texte: #2D3748;
  --gris-moyen: #718096;
  --gris-leger: #E2E8F0;
  --gris-tres-leger: #F7FAFC;
  --noir-doux: #1A202C;

  /* Typography */
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'DM Sans', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Borders */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.08), 0 4px 8px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 50px rgba(0,0,0,0.1), 0 8px 16px rgba(0,0,0,0.05);
  --shadow-orange: 0 4px 14px rgba(237,137,54,0.35);
  --shadow-blue: 0 4px 14px rgba(43,108,176,0.25);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --header-height: 72px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--gris-texte);
  background-color: var(--blanc);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: var(--bleu-confiance);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--bleu-confiance-dark);
}

/* --- Skip Link (Accessibility) --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--bleu-confiance);
  color: var(--blanc);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  z-index: 10000;
  font-weight: 600;
}

.skip-link:focus {
  top: var(--space-md);
  color: var(--blanc);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--noir-doux);
  line-height: 1.25;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: var(--space-md);
  max-width: 70ch;
}

.text-center { text-align: center; }
.text-muted { color: var(--gris-moyen); }
.text-small { font-size: 0.875rem; }
.text-large { font-size: 1.125rem; }

.section-label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--bleu-confiance);
  margin-bottom: var(--space-sm);
  display: block;
}

.section-title {
  margin-bottom: var(--space-lg);
}

.section-subtitle {
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: var(--gris-moyen);
  max-width: 60ch;
  line-height: 1.7;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--space-4xl) 0;
}

.section--tinted {
  background-color: var(--gris-tres-leger);
}

.section--blue {
  background-color: var(--bleu-ciel-bg);
}

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

.section--dark {
  background-color: var(--noir-doux);
  color: var(--blanc);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--blanc);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
  min-height: 48px;
}

.btn--primary {
  background-color: var(--orange-chaleur);
  color: var(--blanc);
  box-shadow: var(--shadow-orange);
}

.btn--primary:hover {
  background-color: var(--orange-chaleur-dark);
  color: var(--blanc);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(237,137,54,0.4);
}

.btn--secondary {
  background-color: var(--bleu-confiance);
  color: var(--blanc);
  box-shadow: var(--shadow-blue);
}

.btn--secondary:hover {
  background-color: var(--bleu-confiance-dark);
  color: var(--blanc);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(43,108,176,0.35);
}

.btn--outline {
  background-color: transparent;
  color: var(--bleu-confiance);
  border: 2px solid var(--bleu-confiance);
}

.btn--outline:hover {
  background-color: var(--bleu-confiance);
  color: var(--blanc);
}

.btn--ghost {
  background: transparent;
  color: var(--bleu-confiance);
  padding: 0.5rem 0;
  font-weight: 600;
}

.btn--ghost:hover {
  color: var(--bleu-confiance-dark);
}

.btn--ghost .arrow {
  transition: transform var(--transition-fast);
}

.btn--ghost:hover .arrow {
  transform: translateX(4px);
}

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
  min-height: 40px;
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1.1rem;
}

.btn--white {
  background: var(--blanc);
  color: var(--bleu-confiance);
}

.btn--white:hover {
  background: var(--gris-tres-leger);
  color: var(--bleu-confiance-dark);
}

/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gris-leger);
  z-index: 1000;
  transition: box-shadow var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.header__logo-icon {
  width: 40px;
  height: 40px;
}

.header__logo-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--bleu-confiance);
  line-height: 1.2;
}

.header__logo-text span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  color: var(--gris-moyen);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: var(--space-xs);
}

.nav-desktop a {
  padding: 0.5rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gris-texte);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-desktop a:hover {
  color: var(--bleu-confiance);
  background: var(--bleu-ciel-bg);
}

.nav-desktop a.active {
  color: var(--bleu-confiance);
  font-weight: 600;
}

.header__cta {
  display: none;
  align-items: center;
  gap: var(--space-sm);
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gris-texte);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.nav-mobile {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 380px;
  height: 100vh;
  background: var(--blanc);
  z-index: 999;
  padding: calc(var(--header-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
  transition: right var(--transition-slow);
  overflow-y: auto;
  box-shadow: -10px 0 40px rgba(0,0,0,0.1);
}

.nav-mobile.open {
  right: 0;
}

.nav-mobile__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.nav-mobile__overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.nav-mobile a {
  display: block;
  padding: var(--space-md) 0;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--gris-texte);
  border-bottom: 1px solid var(--gris-leger);
}

.nav-mobile a:hover {
  color: var(--bleu-confiance);
}

.nav-mobile__cta {
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.nav-mobile__cta .btn {
  width: 100%;
}

@media (min-width: 1024px) {
  .hamburger { display: none; }
  .nav-desktop { display: flex; }
  .header__cta { display: flex; }
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
  background: linear-gradient(135deg, #1a365d 0%, #2B6CB0 40%, #3182CE 70%, #63B3ED 100%);
}

.hero__bg-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.07;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(255,255,255,0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.2) 0%, transparent 40%),
    radial-gradient(circle at 60% 80%, rgba(255,255,255,0.15) 0%, transparent 45%);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  color: var(--blanc);
  padding: var(--space-3xl) 0;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.4rem 1rem;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--blanc);
  margin-bottom: var(--space-xl);
  backdrop-filter: blur(4px);
  animation: fadeInUp 0.6s ease both;
}

.hero__badge .dot {
  width: 8px;
  height: 8px;
  background: var(--vert-resilience);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero h1 {
  color: var(--blanc);
  font-size: clamp(2.2rem, 5.5vw, 3.5rem);
  line-height: 1.15;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.6s 0.15s ease both;
}

.hero h1 em {
  font-style: normal;
  color: var(--bleu-ciel-light);
}

.hero__text {
  font-size: 1.15rem;
  line-height: 1.8;
  opacity: 0.92;
  margin-bottom: var(--space-2xl);
  max-width: 540px;
  animation: fadeInUp 0.6s 0.3s ease both;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  animation: fadeInUp 0.6s 0.45s ease both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Trust bar */
.trust-bar {
  position: relative;
  z-index: 2;
  margin-top: var(--space-3xl);
  padding: var(--space-lg) 0;
  border-top: 1px solid rgba(255,255,255,0.2);
  animation: fadeInUp 0.6s 0.6s ease both;
}

.trust-bar__items {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
}

.trust-bar__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.85);
  font-weight: 500;
}

.trust-bar__item svg {
  flex-shrink: 0;
  opacity: 0.8;
}

/* Decorative floating shapes */
.hero__decor {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 500px;
  height: 500px;
  opacity: 0.08;
  z-index: 1;
}

.hero__decor circle {
  animation: float 8s ease-in-out infinite;
}

.hero__decor circle:nth-child(2) {
  animation-delay: -2s;
  animation-duration: 10s;
}

.hero__decor circle:nth-child(3) {
  animation-delay: -4s;
  animation-duration: 12s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(10px, -15px); }
  50% { transform: translate(-5px, 10px); }
  75% { transform: translate(15px, 5px); }
}

/* --- Info Cards (SPT en 30 secondes) --- */
.info-card {
  background: var(--blanc);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gris-leger);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.info-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--bleu-confiance);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.info-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.info-card:hover::before {
  transform: scaleX(1);
}

.info-card__icon {
  width: 56px;
  height: 56px;
  background: var(--bleu-ciel-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  color: var(--bleu-confiance);
}

.info-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.2rem;
}

.info-card p {
  color: var(--gris-moyen);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* --- Testimonials Carousel --- */
.testimonial-card {
  background: var(--blanc);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gris-leger);
  position: relative;
}

.testimonial-card__quote {
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--gris-texte);
  margin-bottom: var(--space-lg);
  position: relative;
  padding-left: var(--space-xl);
}

.testimonial-card__quote::before {
  content: '\201C';
  position: absolute;
  left: 0;
  top: -8px;
  font-size: 3rem;
  color: var(--bleu-ciel);
  font-family: var(--font-display);
  line-height: 1;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bleu-confiance), var(--bleu-ciel));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blanc);
  font-weight: 700;
  font-size: 1.1rem;
}

.testimonial-card__name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--noir-doux);
}

.testimonial-card__detail {
  font-size: 0.85rem;
  color: var(--gris-moyen);
}

/* Carousel controls */
.carousel {
  position: relative;
}

.carousel__track {
  display: flex;
  gap: var(--space-xl);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: var(--space-md);
}

.carousel__track::-webkit-scrollbar {
  display: none;
}

.carousel__track > * {
  scroll-snap-align: start;
  flex: 0 0 calc(100% - var(--space-xl));
  min-width: 280px;
}

@media (min-width: 768px) {
  .carousel__track > * {
    flex: 0 0 calc(50% - var(--space-md));
  }
}

@media (min-width: 1024px) {
  .carousel__track > * {
    flex: 0 0 calc(33.333% - var(--space-lg));
  }
}

.carousel__dots {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gris-leger);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.carousel__dot.active {
  background: var(--bleu-confiance);
  width: 28px;
  border-radius: 5px;
}

/* --- Mission Cards --- */
.mission-card {
  background: var(--blanc);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  border: 1px solid var(--gris-leger);
  transition: all var(--transition-base);
}

.mission-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--bleu-ciel-light);
}

.mission-card__icon {
  width: 48px;
  height: 48px;
  background: var(--bleu-ciel-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  color: var(--bleu-confiance);
}

.mission-card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

.mission-card p {
  font-size: 0.9rem;
  color: var(--gris-moyen);
}

/* --- Pro Section (CTA Banner) --- */
.cta-banner {
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  align-items: flex-start;
}

.cta-banner--blue {
  background: linear-gradient(135deg, #2B6CB0, #3182CE);
  color: var(--blanc);
}

.cta-banner--blue h2,
.cta-banner--blue h3 {
  color: var(--blanc);
}

.cta-banner p {
  opacity: 0.92;
  max-width: 55ch;
}

.cta-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .cta-banner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .cta-banner__content {
    flex: 1;
  }
}

/* --- News Cards --- */
.news-card {
  background: var(--blanc);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gris-leger);
  transition: all var(--transition-base);
}

.news-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.news-card__img {
  height: 200px;
  background: linear-gradient(135deg, var(--bleu-ciel-bg), var(--bleu-ciel-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bleu-confiance);
}

.news-card__body {
  padding: var(--space-lg);
}

.news-card__date {
  font-size: 0.8rem;
  color: var(--gris-moyen);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.news-card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

.news-card p {
  font-size: 0.9rem;
  color: var(--gris-moyen);
  margin-bottom: var(--space-md);
}

/* --- Donation Section --- */
.donation-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

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

.donation-box {
  background: var(--blanc);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
  border: 2px solid transparent;
  transition: all var(--transition-base);
  text-align: center;
}

.donation-box:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.donation-box--don {
  border-color: var(--orange-chaleur);
}

.donation-box--adhesion {
  border-color: var(--bleu-confiance);
}

.donation-box__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
}

.donation-box--don .donation-box__icon {
  background: var(--orange-chaleur-light);
  color: var(--orange-chaleur);
}

.donation-box--adhesion .donation-box__icon {
  background: var(--bleu-ciel-bg);
  color: var(--bleu-confiance);
}

.donation-box h3 {
  margin-bottom: var(--space-sm);
}

.donation-box p {
  color: var(--gris-moyen);
  margin: 0 auto var(--space-lg);
  max-width: 35ch;
}

.donation-box .btn {
  width: 100%;
}

.fiscal-note {
  margin-top: var(--space-md);
  font-size: 0.8rem;
  color: var(--gris-moyen);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
}

/* --- Newsletter Section --- */
.newsletter {
  text-align: center;
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 480px;
  margin: var(--space-xl) auto 0;
}

@media (min-width: 640px) {
  .newsletter-form {
    flex-direction: row;
  }
}

.newsletter-form input[type="email"] {
  flex: 1;
  padding: 0.85rem 1.25rem;
  border: 2px solid var(--gris-leger);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--gris-texte);
  transition: border-color var(--transition-fast);
  min-height: 48px;
}

.newsletter-form input[type="email"]:focus {
  outline: none;
  border-color: var(--bleu-confiance);
  box-shadow: 0 0 0 3px rgba(43,108,176,0.15);
}

.newsletter-form input[type="email"]::placeholder {
  color: var(--gris-moyen);
}

.newsletter__privacy {
  font-size: 0.8rem;
  color: var(--gris-moyen);
  margin-top: var(--space-md);
}

/* --- Counter / Stats --- */
.stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xl);
  justify-content: center;
}

.stat {
  text-align: center;
}

.stat__number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--bleu-confiance);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat__label {
  font-size: 0.9rem;
  color: var(--gris-moyen);
  font-weight: 500;
}

/* --- Footer --- */
.footer {
  background: var(--noir-doux);
  color: rgba(255,255,255,0.75);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer h4 {
  color: var(--blanc);
  font-size: 1rem;
  margin-bottom: var(--space-lg);
  font-family: var(--font-body);
  font-weight: 700;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

@media (min-width: 640px) {
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 30ch;
  color: rgba(255,255,255,0.6);
}

.footer__links {
  list-style: none;
}

.footer__links li {
  margin-bottom: var(--space-sm);
}

.footer__links a {
  color: rgba(255,255,255,0.65);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--blanc);
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-md);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
}

.footer__socials {
  display: flex;
  gap: var(--space-md);
}

.footer__socials a {
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-fast);
}

.footer__socials a:hover {
  color: var(--blanc);
}

/* --- Forms --- */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 2px solid var(--gris-leger);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--gris-texte);
  transition: border-color var(--transition-fast);
  min-height: 48px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--bleu-confiance);
  box-shadow: 0 0 0 3px rgba(43,108,176,0.15);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

/* --- Accordion (FAQ) --- */
.accordion-item {
  border: 1px solid var(--gris-leger);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  overflow: hidden;
}

.accordion-trigger {
  width: 100%;
  padding: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--blanc);
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--gris-texte);
  text-align: left;
  transition: background var(--transition-fast);
}

.accordion-trigger:hover {
  background: var(--gris-tres-leger);
}

.accordion-trigger svg {
  transition: transform var(--transition-base);
  flex-shrink: 0;
  margin-left: var(--space-md);
}

.accordion-item.open .accordion-trigger svg {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.accordion-content__inner {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--gris-moyen);
  line-height: 1.7;
}

/* --- Page Intérieure --- */
.page-header {
  padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-3xl);
  background: linear-gradient(135deg, var(--bleu-ciel-bg), var(--blanc));
}

.page-header h1 {
  margin-bottom: var(--space-md);
}

.page-header .breadcrumb {
  display: flex;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--gris-moyen);
  margin-bottom: var(--space-lg);
}

.page-header .breadcrumb a {
  color: var(--bleu-confiance);
}

.page-content {
  padding: var(--space-3xl) 0;
}

.page-content h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.page-content h3 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.page-content p,
.page-content li {
  max-width: 70ch;
}

.page-content ul {
  padding-left: var(--space-xl);
  margin-bottom: var(--space-md);
}

.page-content li {
  margin-bottom: var(--space-sm);
}

/* Callout boxes */
.callout {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  margin: var(--space-xl) 0;
  border-left: 4px solid;
}

.callout--info {
  background: var(--bleu-ciel-bg);
  border-color: var(--bleu-confiance);
}

.callout--hope {
  background: #F0FFF4;
  border-color: var(--vert-resilience);
}

.callout--warning {
  background: var(--orange-chaleur-bg);
  border-color: var(--orange-chaleur);
}

.callout p {
  margin-bottom: 0;
}

.callout strong {
  color: var(--noir-doux);
}

/* --- Donation amounts --- */
.amount-grid {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.amount-btn {
  padding: 0.75rem 1.5rem;
  border: 2px solid var(--gris-leger);
  border-radius: var(--radius-md);
  background: var(--blanc);
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gris-texte);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-width: 80px;
  text-align: center;
}

.amount-btn:hover,
.amount-btn.active {
  border-color: var(--orange-chaleur);
  color: var(--orange-chaleur);
  background: var(--orange-chaleur-bg);
}

.amount-btn--custom {
  flex: 1;
  min-width: 120px;
}

.amount-btn--custom input {
  border: none;
  background: transparent;
  width: 100%;
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  text-align: center;
}

.amount-btn--custom input:focus {
  outline: none;
}

/* --- Animations (scroll-triggered) --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* --- Responsive adjustments --- */
@media (max-width: 640px) {
  .section {
    padding: var(--space-3xl) 0;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .hero__content {
    padding: var(--space-2xl) 0;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .trust-bar__items {
    flex-direction: column;
    gap: var(--space-md);
  }

  .cta-banner {
    padding: var(--space-2xl);
  }

  .donation-box {
    padding: var(--space-xl);
  }
}

/* --- Print --- */
@media print {
  .header, .footer, .nav-mobile, .nav-mobile__overlay {
    display: none;
  }
  body {
    font-size: 12pt;
  }
}