/* ===========================================================
   HippoBonus — CSS partagé (chargé une fois, mis en cache)
   Variables, reset, header, footer, composants communs
   Optimisé SEO + UX desktop / tablet / mobile — 2026
   =========================================================== */

:root {
  --bg: #0d0d12;
  --bg-elevated: #15151c;
  --bg-card: #1a1a24;
  --border: #2a2a3a;
  --text: #e8e8f0;
  --text-secondary: #8a8aa0;
  --text-muted: #8a8aa0;
  --accent: #ff4757;
  --accent-glow: rgba(255,71,87,0.15);
  --green: #2ed573;
  --yellow: #ffa502;
  --cyan: #00d2d3;
  --purple: #a855f7;
  --blue: #3742fa;
  --slott: #ff6b6b;
  --ringo: #a855f7;
  --radius: 14px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --maxw: 1100px; /* Desktop plus large pour meilleure lecture */
  --header-h: 68px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Focus visible pour accessibilité clavier */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.aff-note { font-size: 12px; color: var(--text-muted); }

a { text-decoration: none; color: var(--accent); }
a:hover { text-decoration: none; }

footer a,
.footer-links a,
.content a,
article a,
.breadcrumbs a {
  text-decoration: none !important;
}

.related-card,
.guide-card,
a.related-card,
a.guide-card {
  text-decoration: none !important;
  color: inherit;
}

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

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Header --- */
header {
  background: rgba(13,13,18,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -1px;
  color: #fff;
  -webkit-text-fill-color: #fff;
  background: none;
  flex-shrink: 0;
  text-decoration: none !important;
}

.logo-word {
  display: inline;
  white-space: nowrap;
  color: #fff;
  -webkit-text-fill-color: #fff;
}
.logo-word > span {
  color: #ff4757;
  -webkit-text-fill-color: #ff4757;
  background: none;
}

.logo-img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  flex-shrink: 0;
}

.back-link {
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}
.back-link:hover { color: var(--text); text-decoration: none; }

/* Nav desktop */
.header-inner > nav {
  display: flex;
  gap: 28px;
  align-items: center;
}

.header-inner > nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
  white-space: nowrap;
}
.header-inner > nav a:hover {
  color: var(--text);
  text-decoration: none;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent) 0%, #ff6b81 100%);
  color: #fff !important;
  padding: 11px 22px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  box-shadow: 0 4px 16px var(--accent-glow);
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none !important;
  border: none;
  cursor: pointer;
  min-height: 44px; /* Touch target */
}
.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-glow);
  text-decoration: none;
}
.cta-btn.outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text) !important;
  box-shadow: none;
}
.cta-btn.outline:hover {
  border-color: var(--accent);
  color: var(--accent) !important;
}

/* --- Menu mobile (hamburger) --- */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
  border-radius: 8px;
}
.menu-toggle:hover,
.menu-toggle:focus-visible {
  background: var(--bg-card);
}
.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  z-index: 99;
  padding: 16px 20px 32px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.mobile-menu.open { display: block; }
.mobile-menu nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 24px;
}
.mobile-menu nav a {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  padding: 16px 16px;
  border-radius: 12px;
  transition: background 0.2s;
  min-height: 52px;
  display: flex;
  align-items: center;
}
.mobile-menu nav a:active,
.mobile-menu nav a.active {
  background: var(--bg-card);
  color: var(--accent);
}
.mobile-menu .cta-btn {
  display: block;
  text-align: center;
  width: 100%;
  padding: 16px;
  font-size: 16px;
  box-sizing: border-box;
  min-height: 52px;
}

/* --- CTA mobile fixe en bas --- */
.mobile-sticky-cta { display: none; }
@media (max-width: 768px) {
  .header-inner > nav,
  .header-inner > a.cta-btn { display: none; }
  .menu-toggle { display: flex; }

  .mobile-sticky-cta {
    display: block;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 97;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom, 0px));
    background: linear-gradient(to top, var(--bg) 70%, transparent);
    pointer-events: none;
  }
  .mobile-sticky-cta .cta-btn {
    display: block;
    text-align: center;
    width: 100%;
    padding: 15px;
    font-size: 15px;
    box-sizing: border-box;
    box-shadow: 0 -2px 20px rgba(0,0,0,0.4), 0 4px 20px var(--accent-glow);
    pointer-events: auto;
    min-height: 52px;
  }
  body { padding-bottom: 80px; }
}

/* --- Tableaux scrollables sur mobile --- */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
  margin: 0 -4px;
  padding: 0 4px;
}

/* --- Footer --- */
footer {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  padding: 48px 0 40px;
  font-size: 13px;
}
footer .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 28px;
}
footer a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}
footer a:hover { color: var(--text); }
.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
}
.footer-links a {
  text-decoration: none !important;
  color: var(--text-secondary);
}
.footer-warning {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 16px 20px;
  border-radius: 12px;
  margin-top: 28px;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}
.footer-warning strong { color: var(--text-secondary); }

/* ========== Responsive global ========== */
@media (max-width: 1024px) {
  :root { --maxw: 920px; }
  .header-inner > nav { gap: 18px; }
  .header-inner > nav a { font-size: 13px; }
}

@media (max-width: 768px) {
  :root { --maxw: 100%; }
  .container { padding: 0 16px; }
  .logo { font-size: 20px; }
  footer { padding: 36px 0 32px; }
  footer .container { flex-direction: column; gap: 20px; }
  .footer-links { gap: 16px; }
}

@media (max-width: 480px) {
  .container { padding: 0 14px; }
  .logo { font-size: 18px; }
  .logo-img { width: 28px; height: 28px; }
}

/* FAQ accordéon — réponses cachées tant qu'on n'a pas cliqué */
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color 0.2s;
}
.faq-item.open { border-color: var(--accent); }
.faq-question {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  color: var(--text);
  user-select: none;
}
.faq-question:hover { color: var(--accent); }
.faq-answer {
  display: none;
  padding: 0 20px 16px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.faq-item.open .faq-answer { display: block; }
.faq-icon {
  flex-shrink: 0;
  transition: transform 0.2s;
  color: var(--text-muted);
}
.faq-item.open .faq-icon { transform: rotate(180deg); color: var(--accent); }

/* Préférences de réduction de mouvement */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}