/* ==========================================================================
   HAPPI36 — Feuille de styles principale
   Refonte « Coopératif contemporain » — forêt profond + sable + corail
   ========================================================================== */

/* ==========================================================================
   1. Polices self-hosted (Space Grotesk + Inter)
   ========================================================================== */

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/inter-400.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/inter-500.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/inter-600.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/inter-700.woff2") format("woff2");
}
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/space-grotesk-400.woff2") format("woff2");
}
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/space-grotesk-500.woff2") format("woff2");
}
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/space-grotesk-600.woff2") format("woff2");
}
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/space-grotesk-700.woff2") format("woff2");
}

/* ==========================================================================
   2. Design tokens
   ========================================================================== */

:root {
  --color-ink: #0F1F1A;
  --color-ink-soft: #1B2D26;
  --color-paper: #FAF7F1;
  --color-paper-deep: #F2EDE3;
  --color-surface: #FFFFFF;
  --color-accent: #FF6B4A;
  --color-accent-deep: #E5522F;
  --color-accent-text: #B83E1E;  /* corail foncé pour le texte — passe AA sur fond papier */
  --color-sage: #7C8B7F;
  --color-rule: rgba(15, 31, 26, 0.12);
  --color-rule-strong: rgba(15, 31, 26, 0.24);
  --color-error: #B33A2C;

  --font-display: "Space Grotesk", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --step--2: clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
  --step--1: clamp(0.875rem, 0.83rem + 0.22vw, 0.9375rem);
  --step-0: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
  --step-1: clamp(1.125rem, 1.05rem + 0.4vw, 1.25rem);
  --step-2: clamp(1.375rem, 1.25rem + 0.6vw, 1.5rem);
  --step-3: clamp(1.75rem, 1.55rem + 1vw, 2rem);
  --step-4: clamp(2.25rem, 1.95rem + 1.5vw, 2.75rem);
  --step-5: clamp(3rem, 2.5rem + 2.5vw, 4rem);
  --step-6: clamp(3.75rem, 3rem + 3.75vw, 5.5rem);
  --step-7: clamp(4.5rem, 3.5rem + 5vw, 7rem);

  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4.5rem;
  --space-3xl: 7rem;
  --space-4xl: 10rem;

  --width-narrow: 760px;
  --width-content: 1240px;
  --width-wide: 1480px;
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  --shadow-soft: 0 1px 2px rgba(15, 31, 26, 0.04), 0 8px 24px rgba(15, 31, 26, 0.06);
  --shadow-firm: 0 2px 4px rgba(15, 31, 26, 0.06), 0 18px 40px rgba(15, 31, 26, 0.12);
  --t-fast: 180ms cubic-bezier(0.22, 1, 0.36, 1);
  --t-base: 360ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* ==========================================================================
   3. Reset minimal + base
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--color-ink);
  background: var(--color-paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-image:
    repeating-linear-gradient(135deg,
      transparent 0,
      transparent 22px,
      rgba(124, 139, 127, 0.05) 22px,
      rgba(124, 139, 127, 0.05) 23px),
    repeating-linear-gradient(45deg,
      transparent 0,
      transparent 22px,
      rgba(124, 139, 127, 0.04) 22px,
      rgba(124, 139, 127, 0.04) 23px);
}
img, picture, video, svg { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--color-accent); color: var(--color-paper); }

a {
  color: var(--color-ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--color-rule-strong);
  text-underline-offset: 4px;
  transition: color var(--t-fast), text-decoration-color var(--t-fast);
}
a:hover {
  color: var(--color-accent-text);
  text-decoration-color: var(--color-accent);
}
a:focus-visible {
  outline: 2px solid var(--color-accent-text);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ==========================================================================
   4. Typographie
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin: 0 0 var(--space-md);
  text-wrap: balance;
}
h1 { font-size: var(--step-6); font-weight: 600; letter-spacing: -0.03em; }
h2 { font-size: var(--step-5); letter-spacing: -0.025em; }
h3 { font-size: var(--step-3); }
h4 { font-size: var(--step-2); }
h5 { font-size: var(--step-1); }
h6 {
  font-size: var(--step--1);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
}

p {
  margin: 0 0 var(--space-md);
  max-width: 60ch;
  text-wrap: pretty;
}
ul, ol { margin: 0 0 var(--space-md); padding-left: var(--space-md); }
li { margin-bottom: 0.25rem; }
strong { font-weight: 600; }
small { font-size: var(--step--1); color: var(--color-ink-soft); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
}
.tag::before {
  content: "";
  display: inline-block;
  width: 1.5rem;
  height: 1px;
  background: var(--color-sage);
}
.tag--accent { color: var(--color-accent-text); }
.tag--accent::before { background: var(--color-accent); }
.tag--on-dark { color: var(--color-paper); opacity: 0.7; }
.tag--on-dark::before { background: var(--color-paper); opacity: 0.7; }

/* ==========================================================================
   5. Layout primitives
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--width-content);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}
.container--wide { max-width: var(--width-wide); }
.container--narrow { max-width: var(--width-narrow); }

.section { padding-block: var(--space-3xl); }
.section--lg { padding-block: var(--space-4xl); }
.section--sm { padding-block: var(--space-2xl); }

.section--paper-deep { background: var(--color-paper-deep); }
.section--ink {
  background: var(--color-ink);
  color: var(--color-paper);
}
.section--ink h1,
.section--ink h2,
.section--ink h3,
.section--ink h4 { color: var(--color-paper); }
.section--ink a:not(.btn) {
  color: var(--color-paper);
  text-decoration-color: rgba(250, 247, 241, 0.3);
}
.section--ink a:not(.btn):hover {
  color: var(--color-accent);
  text-decoration-color: var(--color-accent);
}

.grid { display: grid; gap: var(--space-lg); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1rem, 2.4vw, 2rem);
}
.col-span-5 { grid-column: span 5; }
.col-span-6 { grid-column: span 6; }
.col-span-7 { grid-column: span 7; }
.col-span-8 { grid-column: span 8; }
.col-start-2 { grid-column-start: 2; }
.col-start-3 { grid-column-start: 3; }
.col-start-6 { grid-column-start: 6; }

.flow > * + * { margin-top: var(--space-md); }
.stack-sm > * + * { margin-top: var(--space-sm); }

.rule {
  border: none;
  border-top: 1px solid var(--color-rule);
  margin: 0;
}
.rule--strong { border-top-color: var(--color-rule-strong); }
.rule--ink { border-top-color: rgba(250, 247, 241, 0.16); }

/* ==========================================================================
   6. Skip-link
   ========================================================================== */

.skip-link {
  position: absolute;
  top: -60px;
  left: 1rem;
  background: var(--color-ink);
  color: var(--color-paper);
  padding: 0.5rem 1rem;
  text-decoration: none;
  font-weight: 600;
  z-index: 1000;
  border-radius: 4px;
  transition: top var(--t-fast);
}
.skip-link:focus { top: 1rem; color: var(--color-paper); }

/* ==========================================================================
   7. Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 241, 0.85);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-rule);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding-block: 1.1rem;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-1);
  letter-spacing: -0.01em;
}
.site-logo:hover { color: var(--color-accent-text); }
.site-logo__mark {
  display: inline-block;
  width: 32px;
  height: 32px;
  color: var(--color-ink);
  transition: transform var(--t-base), color var(--t-fast);
}
.site-logo:hover .site-logo__mark {
  transform: rotate(60deg);
  color: var(--color-accent-text);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav__link {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--step--1);
  font-weight: 500;
  color: var(--color-ink);
  text-decoration: none;
  padding: 0.55rem 0.85rem;
  border-radius: var(--radius-pill);
  transition: background-color var(--t-fast), color var(--t-fast);
}
.site-nav__link:hover { background: var(--color-ink); color: var(--color-paper); }
.site-nav__link[aria-current="page"] {
  color: var(--color-accent-deep);
  font-weight: 600;
}
.site-nav__link[aria-current="page"]:hover {
  background: var(--color-accent);
  color: var(--color-paper);
}
.site-nav__toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-pill);
  padding: 0.45rem 0.9rem;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: var(--step--1);
  font-weight: 500;
}
.site-nav__toggle:hover { background: var(--color-ink); color: var(--color-paper); }
.site-nav__toggle:focus-visible { outline: 2px solid var(--color-accent-text); outline-offset: 3px; }
.site-nav__toggle-icon { width: 16px; height: 16px; }

/* ==========================================================================
   8. Boutons CTA
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.95rem 1.5rem;
  font-family: var(--font-display);
  font-size: var(--step-0);
  font-weight: 500;
  letter-spacing: -0.01em;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color var(--t-fast), color var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
  min-height: 48px;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 2px solid var(--color-accent-text); outline-offset: 3px; }

.btn--primary {
  background: var(--color-ink);
  color: var(--color-paper);
  border-color: var(--color-ink);
}
.btn--primary:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-ink);
}
.btn--accent {
  background: var(--color-accent);
  color: var(--color-ink);
  border-color: var(--color-accent);
}
.btn--accent:hover {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-paper);
}
.btn--outline {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-ink);
}
.btn--outline:hover {
  background: var(--color-ink);
  color: var(--color-paper);
}
.btn--on-ink {
  background: var(--color-paper);
  color: var(--color-ink);
  border-color: var(--color-paper);
}
.btn--on-ink:hover {
  background: var(--color-accent);
  color: var(--color-ink);
  border-color: var(--color-accent);
}
.btn--on-ink-outline {
  background: transparent;
  color: var(--color-paper);
  border-color: rgba(250, 247, 241, 0.4);
}
.btn--on-ink-outline:hover {
  background: var(--color-paper);
  color: var(--color-ink);
  border-color: var(--color-paper);
}

.btn-arrow { display: inline-block; transition: transform var(--t-fast); }
.btn:hover .btn-arrow { transform: translateX(3px); }

.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-ink);
  padding-bottom: 2px;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.arrow-link::after {
  content: "→";
  transition: transform var(--t-fast);
}
.arrow-link:hover {
  color: var(--color-accent-text);
  border-color: var(--color-accent);
}
.arrow-link:hover::after { transform: translateX(4px); }
.arrow-link--on-ink {
  color: var(--color-paper);
  border-color: var(--color-paper);
}
.arrow-link--on-ink:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* ==========================================================================
   9. Hero
   ========================================================================== */

.hero {
  padding-block: clamp(4rem, 8vw, 7rem) var(--space-3xl);
  position: relative;
}
.hero__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-rule);
}
.hero__title {
  font-size: var(--step-7);
  font-weight: 600;
  line-height: 0.96;
  letter-spacing: -0.04em;
  margin-bottom: var(--space-lg);
  max-width: 14ch;
}
.hero__title em {
  font-style: normal;
  color: var(--color-accent-text);
}
.hero__lead {
  font-family: var(--font-body);
  font-size: var(--step-2);
  line-height: 1.4;
  color: var(--color-ink);
  max-width: 36rem;
  margin-bottom: var(--space-xl);
  font-weight: 400;
}
.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}
.hero__visual-wrap {
  margin-top: var(--space-2xl);
  position: relative;
}
.hero__visual {
  aspect-ratio: 16 / 9;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-ink);
}
.hero__visual svg { width: 100%; height: 100%; display: block; }
.hero__visual-caption {
  position: absolute;
  bottom: 1.25rem;
  left: 1.5rem;
  color: var(--color-paper);
  font-family: var(--font-display);
  font-size: var(--step--1);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  opacity: 0.85;
}

/* ==========================================================================
   9b. CTA banner (sections « Soutenir », « Premier pas »…)
   ========================================================================== */

.cta-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-xl) var(--space-2xl);
}
.cta-banner__content {
  flex: 1 1 30rem;
  max-width: 56rem;
}
.cta-banner__title {
  font-size: var(--step-5);
  letter-spacing: -0.03em;
  margin-top: var(--space-md);
  margin-bottom: var(--space-md);
}
.cta-banner__lead {
  font-size: var(--step-1);
  line-height: 1.5;
  color: rgba(250, 247, 241, 0.85);
  max-width: 56rem;
  margin-bottom: 0;
}
.cta-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  flex-shrink: 0;
}
@media (max-width: 767px) {
  .cta-banner__actions { width: 100%; }
  .cta-banner__actions .btn { flex: 1 1 100%; justify-content: center; }
}

/* ==========================================================================
   10. En-tête de page
   ========================================================================== */

.page-header {
  padding-block: clamp(4rem, 8vw, 7rem) var(--space-2xl);
  border-bottom: 1px solid var(--color-rule);
}
.page-header__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-rule);
}
.page-header__title {
  font-size: var(--step-6);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-md);
  max-width: 18ch;
}
.page-header__lead {
  font-size: var(--step-1);
  color: var(--color-ink);
  max-width: 48rem;
  font-weight: 400;
  margin-bottom: 0;
}

/* ==========================================================================
   11. Idées (3 idées sur accueil)
   ========================================================================== */

.idea {
  padding-block: var(--space-lg);
  border-top: 1px solid var(--color-rule);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-md) var(--space-xl);
  align-items: start;
  transition: background var(--t-base);
}
.idea:hover { background: var(--color-paper-deep); }
.idea__number {
  font-family: var(--font-display);
  font-size: var(--step-2);
  font-weight: 500;
  color: var(--color-ink-soft);
  font-variant-numeric: tabular-nums;
  min-width: 4ch;
}
.idea__body { max-width: 50rem; }
.idea__title { font-size: var(--step-3); margin-bottom: var(--space-sm); }
.idea__text {
  font-size: var(--step-1);
  color: var(--color-ink-soft);
  margin: 0;
}

/* ==========================================================================
   12. Programmes (page nos-programmes)
   ========================================================================== */

.programme {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: clamp(2rem, 5vw, 5rem);
  padding-block: var(--space-3xl);
  align-items: start;
  border-top: 1px solid var(--color-rule);
}
.programme:first-of-type { border-top: none; }
.programme--reverse .programme__media { order: 2; }
.programme__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--color-paper-deep);
}
.programme__media img,
.programme__media svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.programme__number {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: var(--step--1);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-text);
  margin-bottom: var(--space-md);
}
.programme__number::before {
  content: "";
  width: 32px;
  height: 2px;
  background: var(--color-accent);
}
.programme__title { font-size: var(--step-4); margin-bottom: var(--space-md); }
.programme__text { font-size: var(--step-1); color: var(--color-ink-soft); }

/* ==========================================================================
   13. Projets (cards accueil)
   ========================================================================== */

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-rule);
}
.project {
  padding: var(--space-xl) var(--space-lg);
  border-right: 1px solid var(--color-rule);
  border-bottom: 1px solid var(--color-rule);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  transition: background var(--t-base);
}
.project:last-child { border-right: none; }
.project:hover { background: var(--color-surface); }
.project__icon { width: 36px; height: 36px; color: var(--color-accent-text); }
.project__title { font-size: var(--step-2); margin: 0; }
.project__text {
  flex: 1;
  margin: 0;
  color: var(--color-ink-soft);
  font-size: var(--step-0);
}
.project__link { margin-top: auto; align-self: flex-start; }

/* ==========================================================================
   14. Témoignages
   ========================================================================== */

.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.testimonial {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-rule);
}
.testimonial__quote {
  font-family: var(--font-display);
  font-size: var(--step-1);
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: -0.005em;
  color: var(--color-ink);
  margin-bottom: var(--space-md);
}
.testimonial__quote::before {
  content: "\201C";
  display: block;
  font-size: var(--step-5);
  color: var(--color-accent);
  line-height: 0.6;
  margin-bottom: var(--space-sm);
  font-family: var(--font-display);
}
.testimonial__author {
  margin-top: auto;
  font-family: var(--font-display);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-ink-soft);
  text-transform: uppercase;
}

/* ==========================================================================
   15. Split éditorial (passoires accueil)
   ========================================================================== */

.split {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
.split--reverse > :first-child { order: 2; }
.split__media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--color-paper-deep);
}
.split__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==========================================================================
   16. Valeurs (page à-propos)
   ========================================================================== */

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--color-rule);
}
.value {
  padding: var(--space-xl) var(--space-lg);
  border-right: 1px solid var(--color-rule);
  border-bottom: 1px solid var(--color-rule);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition: background var(--t-base);
}
.value:last-child { border-right: none; }
.value:hover { background: var(--color-paper-deep); }
.value__index {
  font-family: var(--font-display);
  font-size: var(--step--1);
  font-weight: 600;
  color: var(--color-accent-text);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}
.value__title { font-size: var(--step-2); margin: 0 0 var(--space-2xs); }
.value__text { margin: 0; color: var(--color-ink-soft); }

/* ==========================================================================
   17. Cotisations
   ========================================================================== */

.tier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}
.tier {
  padding: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition: transform var(--t-base), border-color var(--t-base);
}
.tier:hover { transform: translateY(-3px); border-color: var(--color-accent); }
.tier__label {
  font-family: var(--font-display);
  font-size: var(--step--1);
  font-weight: 600;
  color: var(--color-accent-text);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.tier__name { font-size: var(--step-2); margin: 0; }
.tier__text { margin: 0; color: var(--color-ink-soft); }

/* ==========================================================================
   18. Formulaires
   ========================================================================== */

.form {
  max-width: 42rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.form__group { display: flex; flex-direction: column; gap: 0.4rem; }
.form__group--inline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}
.form__label {
  font-family: var(--font-display);
  font-size: var(--step--1);
  font-weight: 500;
  color: var(--color-ink);
  letter-spacing: 0.02em;
}
.form__label .required { color: var(--color-accent-text); margin-left: 0.25rem; }
.form__input,
.form__select,
.form__textarea {
  padding: 0.85rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-rule-strong);
  border-radius: var(--radius-md);
  font-size: var(--step-0);
  font-family: var(--font-body);
  color: var(--color-ink);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  min-height: 48px;
  width: 100%;
}
.form__textarea { min-height: 160px; resize: vertical; line-height: 1.55; }
.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-ink);
  box-shadow: 0 0 0 3px rgba(255, 107, 74, 0.18);
}
.form__input[aria-invalid="true"] { border-color: var(--color-error); }
.form__radio-group { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.form__radio-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: var(--step--1);
  padding: 0.6rem 1rem;
  border: 1px solid var(--color-rule-strong);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  font-family: var(--font-display);
  transition: border-color var(--t-fast), background var(--t-fast);
}
.form__radio-label:hover { border-color: var(--color-ink); }
.form__radio-label input[type="radio"] { accent-color: var(--color-accent); }
.form__checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--step--1);
  color: var(--color-ink-soft);
  cursor: pointer;
  line-height: 1.5;
}
.form__checkbox-label input[type="checkbox"] {
  margin-top: 4px;
  width: 18px;
  height: 18px;
  accent-color: var(--color-accent);
  flex-shrink: 0;
}
.form__help { font-size: var(--step--2); color: var(--color-ink-soft); }
.form__error { font-size: var(--step--2); color: var(--color-error); font-weight: 500; }
.form__error:empty { display: none; }
fieldset { border: none; padding: 0; margin: 0; }
legend { font-family: var(--font-display); font-weight: 500; margin-bottom: var(--space-sm); font-size: var(--step--1); letter-spacing: 0.02em; }

/* ==========================================================================
   19. Footer
   ========================================================================== */

.site-footer {
  background: var(--color-ink);
  color: rgba(250, 247, 241, 0.85);
  padding-block: var(--space-2xl) var(--space-lg);
  font-size: var(--step--1);
}
.site-footer a { color: var(--color-paper); text-decoration: none; }
.site-footer a:hover { color: var(--color-accent); }
.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(250, 247, 241, 0.12);
  margin-bottom: var(--space-md);
}
.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.site-footer__brand .site-logo { color: var(--color-paper); }
.site-footer__brand .site-logo__mark { color: var(--color-accent); }
.site-footer__col h6 {
  color: var(--color-paper);
  font-size: var(--step--1);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  opacity: 0.5;
  font-family: var(--font-display);
}
.site-footer__col ul { list-style: none; padding: 0; margin: 0; }
.site-footer__col li { margin-bottom: 0.4rem; }
.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: var(--step--2);
  color: rgba(250, 247, 241, 0.5);
  letter-spacing: 0.03em;
}

/* ==========================================================================
   20. Carte OSM
   ========================================================================== */

.osm-map {
  width: 100%;
  height: 420px;
  border: 1px solid var(--color-rule-strong);
  border-radius: var(--radius-lg);
  filter: saturate(0.78) contrast(1.05);
}

/* ==========================================================================
   21. Legal pages
   ========================================================================== */

.legal-content { max-width: var(--width-narrow); margin-inline: auto; }
.legal-content h2 { margin-top: var(--space-xl); font-size: var(--step-3); }
.legal-content h3 { margin-top: var(--space-lg); font-size: var(--step-2); }
.legal-content dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.6rem var(--space-md);
  margin-bottom: var(--space-md);
}
.legal-content dt {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-ink-soft);
  letter-spacing: 0.02em;
}
.legal-content dd { margin: 0; }

/* ==========================================================================
   22. Animations entrée
   ========================================================================== */

[data-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms cubic-bezier(0.22, 1, 0.36, 1),
              transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}
[data-animate].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  [data-animate] { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================================
   23. Responsive
   ========================================================================== */

@media (max-width: 1023px) {
  .grid-12 > * { grid-column: span 12; }
  .col-start-2, .col-start-3, .col-start-6 { grid-column-start: 1; }
  .project-grid,
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .project:nth-child(2) { border-right: none; }
  .value:nth-child(2n) { border-right: none; }
  .programme,
  .split { grid-template-columns: 1fr; }
  .programme--reverse .programme__media { order: 0; }
  .testimonials { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 2fr 1fr 1fr; gap: var(--space-xl); }
}

@media (max-width: 767px) {
  .site-nav__toggle { display: inline-flex; }
  .site-nav__list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--color-paper);
    border-bottom: 1px solid var(--color-rule);
    padding: var(--space-sm);
    box-shadow: var(--shadow-firm);
  }
  .site-nav__list[data-open="true"] { display: flex; }
  .site-nav__link { padding: 0.85rem 1rem; border-radius: var(--radius-md); }
  .site-header__inner { position: relative; }

  .hero__title { font-size: var(--step-6); }
  .idea { grid-template-columns: 1fr; gap: var(--space-2xs); }
  .project-grid,
  .values-grid,
  .tier-grid { grid-template-columns: 1fr; }
  .project, .value { border-right: none; }
  .form__group--inline { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 479px) {
  .site-footer__grid { grid-template-columns: 1fr; }
  .hero__ctas .btn { width: 100%; justify-content: center; }
}

/* ==========================================================================
   24. Print
   ========================================================================== */

@media print {
  .site-header, .site-footer, .skip-link, .btn, .site-nav { display: none; }
  body { background: white; color: black; }
  a { color: black; text-decoration: underline; }
  h1, h2, h3 { page-break-after: avoid; }
  .programme, .idea, .project { page-break-inside: avoid; }
}