/* ============================================================
   FONDATION RZB v5 — Composants & mise en page
   ============================================================ */
*,*::before,*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 92px; }
body {
  margin: 0;
  font-family: var(--font-text);
  font-weight: var(--fw-text);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1,h2,h3,h4 { margin: 0; font-family: var(--font-display); font-weight: 700; line-height: 1.04; letter-spacing: -.01em; }
p { margin: 0 0 1rem; }
:focus-visible { outline: 3px solid var(--navy); outline-offset: 3px; border-radius: 4px; }

.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--navy); color: #fff; padding: .75rem 1.25rem; z-index: 200; border-radius: 0 0 var(--r-sm) 0; }
.skip-link:focus { left: 0; }

/* ---------- Boutons ---------- */
.btn { --b: var(--navy); display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--font-display); font-weight: 600; font-size: var(--step-0);
  padding: .85em 1.5em; border-radius: var(--r-pill); border: 2px solid transparent;
  cursor: pointer; transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur-fast); white-space: nowrap; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-lg { padding: 1em 1.9em; font-size: var(--step-1); }
.btn-block { width: 100%; }
.btn-give { background: var(--red); color: #fff; box-shadow: 0 10px 24px rgba(216,0,30,.28); }
.btn-give:hover { background: var(--red-700); box-shadow: 0 16px 34px rgba(216,0,30,.36); }
.btn-ghost { background: transparent; color: var(--navy); border-color: currentColor; }
.btn-ghost:hover { background: var(--navy); color: #fff; }
.btn-ghost--light { color: #fff; }
.btn-ghost--light:hover { background: #fff; color: var(--navy); }

/* ---------- Eyebrow / titres de section ---------- */
.eyebrow { display: inline-flex; align-items: center; gap: .5rem; font-family: var(--font-display);
  font-weight: 600; font-size: var(--step--1); letter-spacing: .04em; text-transform: uppercase; margin: 0 0 1rem; }
.eyebrow--navy { color: var(--navy); }
.eyebrow--accent { color: var(--red); }
.eyebrow--root { color: var(--root); }
.eyebrow::before { content:""; width: 26px; height: 2px; background: currentColor; display: inline-block; }
.h2 { font-size: var(--step-3); max-width: 18ch; }
.section-head { max-width: 760px; margin-bottom: var(--sp-6); }
.section-intro { font-size: var(--step-1); color: var(--ink-soft); max-width: 52ch; }
.lead { font-size: var(--step-1); color: var(--ink-soft); }
.todo { color: var(--red); font-style: italic; font-size: .85em; opacity: .85; }
.todo--inline { font-size: .7em; }

/* ---------- HEADER ---------- */
.site-header { position: fixed; inset: 0 0 auto 0; z-index: 100; transition: background var(--dur), box-shadow var(--dur), padding var(--dur); padding: .9rem 0; }
.site-header.scrolled { background: rgba(255,255,255,.9); backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--line); padding: .55rem 0; }
.header-inner { display: flex; align-items: center; gap: 1.5rem; }
.brand { display: flex; align-items: center; gap: .65rem; font-family: var(--font-display); font-weight: 700; color: var(--navy); }
.brand-logo { width: 52px; height: 52px; object-fit: contain; transition: width var(--dur); }
.scrolled .brand-logo { width: 44px; height: 44px; }
.brand-text { font-size: var(--step-1); }
.main-nav { display: flex; gap: 1.6rem; margin-left: auto; }
.main-nav a { font-weight: 500; font-size: var(--step--1); color: var(--ink); position: relative; padding: .25rem 0; }
.main-nav a::after { content:""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px; background: var(--red); transition: width var(--dur) var(--ease); }
.main-nav a:hover::after { width: 100%; }
.header-cta { padding: .6em 1.2em; font-size: var(--step--1); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; margin-left: auto; }
.nav-toggle span { width: 26px; height: 2px; background: var(--navy); transition: transform var(--dur), opacity var(--dur); }

/* ---------- HERO ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; padding-bottom: var(--sp-7); overflow: hidden; isolation: isolate; }
.hero-bg { position: absolute; inset: 0; z-index: -2; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 40%; }
.hero-veil { position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(8,12,30,.55) 0%, rgba(8,12,30,.18) 30%, rgba(8,12,30,.35) 70%, rgba(8,12,30,.82) 100%),
    linear-gradient(95deg, rgba(0,24,120,.55) 0%, rgba(0,24,120,0) 55%); }
.radiant { position: absolute; z-index: -1; top: -10%; right: -8%; width: min(60vw, 620px); height: min(60vw, 620px); opacity: .9; mix-blend-mode: screen; transform-box: view-box; transform-origin: 50% 50%; }
.js .radiant { animation: radiantSpin 170s linear infinite; }
@keyframes radiantSpin { to { transform: rotate(360deg); } }
.hero-inner { color: #fff; position: relative; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: .55rem; font-family: var(--font-display); font-weight: 600; letter-spacing: .04em; text-transform: uppercase; font-size: var(--step--1); background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.28); padding: .45rem 1rem; border-radius: var(--r-pill); margin-bottom: 1.5rem; }
.hero-eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 4px rgba(216,0,30,.3); }
.hero-title { font-size: var(--step-5); letter-spacing: -.025em; margin-bottom: 1.5rem; }
.hero-title .line { display: block; overflow: hidden; }
.hero-title .line > span { display: block; }
/* sans JS : tout visible ; avec JS : révélation animée en CSS */
.js .hero-title .line > span { transform: translateY(110%); animation: heroRise .95s var(--ease) forwards; }
.js .hero-title .line:nth-child(1) > span { animation-delay: .25s; }
.js .hero-title .line:nth-child(2) > span { animation-delay: .37s; }
.js .hero-title .line:nth-child(3) > span { animation-delay: .49s; }
.js .hero-eyebrow, .js .hero-sub, .js .hero-actions { opacity: 0; animation: fadeUp .9s var(--ease) forwards; }
.js .hero-eyebrow { animation-delay: .15s; }
.js .hero-sub { animation-delay: .9s; }
.js .hero-actions { animation-delay: 1.05s; }
@keyframes heroRise { to { transform: none; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
.hero-title em { font-style: normal; color: #ffd23c; position: relative; }
.hero-sub { font-size: var(--step-1); max-width: 46ch; color: rgba(255,255,255,.92); margin-bottom: 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero-scroll { position: absolute; bottom: 1.6rem; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: .5rem; color: rgba(255,255,255,.8); font-size: .75rem; letter-spacing: .15em; text-transform: uppercase; }
.scroll-line { width: 1px; height: 40px; background: linear-gradient(rgba(255,255,255,.8), transparent); animation: scrolldrop 1.8s var(--ease) infinite; }
@keyframes scrolldrop { 0%{transform:scaleY(0);transform-origin:top} 40%{transform:scaleY(1);transform-origin:top} 60%{transform:scaleY(1);transform-origin:bottom} 100%{transform:scaleY(0);transform-origin:bottom} }

/* ---------- DÉFI ---------- */
.challenge { padding: var(--sp-8) 0; background: var(--white); }
.challenge-text { font-family: var(--font-display); font-weight: 500; font-size: var(--step-2); line-height: 1.25; max-width: 24ch; margin: 0 auto; text-align: center; color: var(--ink); }
.challenge-text strong { color: var(--navy); font-weight: 700; }

/* ---------- ORIGINE ---------- */
.origin { padding: var(--sp-7) 0; background: var(--paper); }
.origin-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: var(--sp-6); align-items: center; }
.origin-portrait { position: relative; aspect-ratio: 4/5; border-radius: var(--r-lg); background:
  radial-gradient(120% 120% at 30% 20%, #fff, var(--paper-2));
  border: 1px solid var(--line); display: grid; place-items: center; color: var(--navy); box-shadow: var(--shadow-md); }
.origin-portrait svg { width: 42%; }
.placeholder-badge { position: absolute; bottom: 1rem; font-size: .75rem; background: var(--white); border: 1px solid var(--line); padding: .35rem .8rem; border-radius: var(--r-pill); color: var(--ink-soft); }
.origin-quote { margin-top: 1.5rem; padding-left: 1.25rem; border-left: 3px solid var(--red); }
.origin-quote p { font-family: var(--font-display); font-size: var(--step-1); font-style: italic; color: var(--ink); margin-bottom: .4rem; }
.origin-quote cite { font-style: normal; color: var(--ink-soft); font-size: var(--step--1); }
.origin-values { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: .7rem; }
.origin-values li { display: flex; align-items: center; gap: .7rem; font-weight: 500; }
.v-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--c); flex: none; }

/* ---------- APPROCHE ---------- */
.approach { padding: var(--sp-7) 0; }
.pillars { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--sp-3); }
.pillar { padding: var(--sp-4); border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--white); transition: transform var(--dur) var(--ease), box-shadow var(--dur), border-color var(--dur); }
.pillar:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.pillar-num { font-family: var(--font-display); font-weight: 700; font-size: var(--step-2); color: var(--paper-2); -webkit-text-stroke: 1px var(--navy); color: transparent; }
.pillar h3 { font-size: var(--step-1); margin: .5rem 0 .6rem; color: var(--navy); }
.pillar p { color: var(--ink-soft); margin: 0; }

/* ---------- COMMUNES ---------- */
.communes { padding: var(--sp-7) 0; background: var(--paper); }
.commune-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); }
.commune-card { position: relative; border-radius: var(--r-lg); overflow: hidden; background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: transform var(--dur) var(--ease), box-shadow var(--dur); }
.commune-card::before { content:""; position: absolute; inset: 0; border-radius: inherit; border: 2px solid var(--c); opacity: 0; transition: opacity var(--dur); z-index: 3; pointer-events: none; }
.commune-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.commune-card:hover::before { opacity: 1; }
.commune-img { aspect-ratio: 4/3; overflow: hidden; }
.commune-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.commune-card:hover .commune-img img { transform: scale(1.07); }
.commune-body { padding: 1.4rem 1.4rem 1.6rem; position: relative; }
.commune-body::before { content:""; position: absolute; top: -5px; left: 1.4rem; width: 44px; height: 5px; border-radius: var(--r-pill); background: var(--c); }
.commune-tag { display: inline-block; font-size: var(--step--1); font-weight: 600; color: var(--c); filter: saturate(1.1) brightness(.85); margin-bottom: .4rem; }
.commune-body h3 { font-size: var(--step-1); color: var(--ink); margin-bottom: .5rem; }
.commune-body p { color: var(--ink-soft); font-size: var(--step-0); margin-bottom: .8rem; }
.commune-meta { font-size: .8rem; }

/* carte schématique racine */
.commune-map { grid-column: span 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem; background: var(--navy); color: #fff; border-radius: var(--r-lg); padding: 1.5rem; }
.commune-map svg { width: 80%; max-width: 240px; }
#rootPath { stroke: rgba(255,255,255,.35); stroke-width: 2; }
.map-node { fill: #fff; }
.map-node-ring { fill: none; stroke-width: 2; opacity: .9; }
.map-caption { font-size: var(--step--1); text-align: center; color: rgba(255,255,255,.8); margin: 0; }
.map-caption .todo { color: #ffd23c; }

/* ---------- IMPACT ---------- */
.impact { padding: var(--sp-7) 0; }
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: var(--sp-3); }
.stat { text-align: center; padding: var(--sp-3) 1rem; border-radius: var(--r-lg); background: linear-gradient(180deg,var(--paper),var(--white)); border: 1px solid var(--line); }
.stat-num { display: block; font-family: var(--font-display); font-weight: 800; font-size: var(--step-4); line-height: 1; color: var(--navy); }
.stat:nth-child(1) .stat-num { color: var(--abobo); }
.stat:nth-child(2) .stat-num { color: var(--yamoussoukro); }
.stat:nth-child(3) .stat-num { color: var(--bouake); }
.stat:nth-child(4) .stat-num { color: var(--root); }
.stat-label { display: block; margin-top: .5rem; font-size: var(--step--1); color: var(--ink-soft); }
.impact-disclaimer { margin-top: var(--sp-4); text-align: center; font-size: var(--step--1); color: var(--ink-soft); max-width: 60ch; margin-inline: auto; }

/* ---------- CERCLE / DON ---------- */
.cercle { padding: var(--sp-7) 0; background: var(--paper); }
.give-card { max-width: 760px; margin: 0 auto; background: var(--white); border: 1px solid var(--line); border-radius: var(--r-xl); padding: clamp(1.5rem, 4vw, 3rem); box-shadow: var(--shadow-lg); }
.give-toggle { display: inline-flex; background: var(--paper-2); border-radius: var(--r-pill); padding: 4px; margin: 0 auto 1.8rem; }
.give-freq { border: 0; background: transparent; font-family: var(--font-display); font-weight: 600; padding: .6em 1.4em; border-radius: var(--r-pill); cursor: pointer; color: var(--ink-soft); transition: background var(--dur-fast), color var(--dur-fast); }
.give-freq.is-active { background: var(--navy); color: #fff; }
.give-tiers { display: grid; grid-template-columns: repeat(3,1fr); gap: .8rem; margin-bottom: 1.6rem; }
.tier { text-align: left; border: 2px solid var(--line); background: var(--white); border-radius: var(--r-md); padding: 1rem; cursor: pointer; transition: border-color var(--dur-fast), transform var(--dur-fast), box-shadow var(--dur); display: flex; flex-direction: column; gap: .25rem; }
.tier:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.tier.is-active { border-color: var(--red); box-shadow: 0 0 0 4px rgba(216,0,30,.12); }
.tier-amt { font-family: var(--font-display); font-weight: 700; font-size: var(--step-1); color: var(--ink); }
.tier-amt small { font-size: .6em; color: var(--ink-soft); font-weight: 500; }
.tier-impact { font-size: .82rem; color: var(--ink-soft); line-height: 1.3; }
.tier--anchor { background: linear-gradient(180deg, #fff, var(--paper)); }
.tier--free input { width: 5.5ch; border: 0; border-bottom: 2px solid var(--line); font-family: var(--font-display); font-weight: 700; font-size: var(--step-1); color: var(--ink); background: transparent; }
.tier--free input:focus { outline: none; border-color: var(--red); }
.give-summary { text-align: center; margin-bottom: 1.5rem; }
.give-line { font-size: var(--step-1); margin-bottom: .25rem; }
.give-line strong { color: var(--red); font-family: var(--font-display); }
.give-impact { color: var(--root); font-weight: 600; margin: 0; }
.give-pay { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; justify-content: center; margin-top: 1.5rem; font-size: var(--step--1); color: var(--ink-soft); }
.pay-chips { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; padding: 0; margin: 0; }
.pay-chips li { background: var(--paper-2); border-radius: var(--r-pill); padding: .3rem .8rem; font-weight: 600; font-size: .8rem; color: var(--navy); }
.give-note { text-align: center; font-size: .8rem; color: var(--ink-soft); margin: 1rem 0 0; }

/* ---------- TRANSPARENCE ---------- */
.transparence { padding: var(--sp-7) 0; }
.transp-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--sp-6); align-items: center; }
.transp-list { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: .8rem; }
.transp-list li { display: flex; align-items: center; gap: .7rem; font-weight: 500; }
.tdot { width: 12px; height: 12px; border-radius: 50%; background: var(--c); flex: none; }
.alloc { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); padding: var(--sp-4); }
.alloc-bar { display: flex; height: 28px; border-radius: var(--r-pill); overflow: hidden; }
.alloc-bar span { width: var(--p); background: var(--c); transition: width 1.2s var(--ease); }
.alloc-legend { list-style: none; padding: 0; margin: 1.2rem 0 .5rem; display: grid; gap: .5rem; }
.alloc-legend li { display: flex; align-items: center; gap: .6rem; font-size: var(--step--1); }
.alloc-legend b { margin-left: auto; font-family: var(--font-display); color: var(--ink); }
.lg { width: 14px; height: 14px; border-radius: 4px; background: var(--c); }

/* ---------- CTA BAND ---------- */
.cta-band { padding: var(--sp-7) 0; background: var(--navy); color: #fff; text-align: center; position: relative; overflow: hidden; }
.cta-band::after { content:""; position: absolute; inset: 0; background: radial-gradient(60% 120% at 50% -20%, rgba(255,210,60,.18), transparent 60%); }
.cta-inner { position: relative; display: flex; flex-direction: column; align-items: center; gap: 1.8rem; }
.cta-band .h2 { color: #fff; max-width: 20ch; font-size: var(--step-3); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* ---------- FOOTER ---------- */
.site-footer { background: #0a1020; color: rgba(255,255,255,.75); padding: var(--sp-6) 0 var(--sp-3); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: var(--sp-4); padding-bottom: var(--sp-4); border-bottom: 1px solid rgba(255,255,255,.12); }
.footer-brand img { background: #fff; border-radius: 14px; padding: 6px; }
.footer-tag { font-family: var(--font-display); font-size: var(--step-0); color: #fff; margin-top: 1rem; max-width: 22ch; }
.footer-col h4 { font-family: var(--font-display); color: #fff; font-size: var(--step-0); margin-bottom: 1rem; }
.footer-col a, .footer-col p { display: block; color: rgba(255,255,255,.7); font-size: var(--step--1); margin: 0 0 .6rem; transition: color var(--dur-fast); }
.footer-col a:hover { color: #fff; }
.footer-social { display: flex; gap: 1rem; margin-top: .5rem; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-top: var(--sp-3); font-size: .8rem; color: rgba(255,255,255,.5); }
.footer-credit { margin: 0; }
.site-footer .todo { color: #ffb3bd; }

/* ---------- Reveal (anim au scroll) ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  .origin-grid, .transp-grid { grid-template-columns: 1fr; gap: var(--sp-5); }
  .pillars, .commune-grid { grid-template-columns: repeat(2,1fr); }
  .stats { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .main-nav, .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .site-header.nav-open { background: var(--navy); }
  .site-header.nav-open .brand, .site-header.nav-open .nav-toggle span { color: #fff; background-color: currentColor; }
  .site-header.nav-open .brand { color: #fff; }
  .mobile-nav { position: fixed; inset: 0; background: var(--navy); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1.5rem; z-index: 90; opacity: 0; pointer-events: none; transition: opacity var(--dur); }
  .mobile-nav.open { opacity: 1; pointer-events: auto; }
  .mobile-nav a { color: #fff; font-family: var(--font-display); font-size: var(--step-2); }
  .mobile-nav .btn { margin-top: 1rem; }
  .give-tiers { grid-template-columns: repeat(2,1fr); }
  .pillars { grid-template-columns: 1fr; }
  .hero { padding-bottom: var(--sp-6); }
}
@media (max-width: 520px) {
  .commune-grid, .stats { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .give-tiers { grid-template-columns: 1fr 1fr; }
}