/* ===========================================================
   DIASPO'ACTIF — UI/UX Pro Max Enhancements
   Appliqué selon les règles UI/UX Pro Max : accessibilité,
   interactions, typographie, animations, formulaires, navigation.
   =========================================================== */

/* ── Tokens supplémentaires ── */
:root {
  --shadow-sm: 0 1px 3px rgba(27,58,107,.07), 0 1px 2px rgba(27,58,107,.04);
  --shadow-md: 0 4px 16px rgba(27,58,107,.10), 0 2px 6px rgba(27,58,107,.06);
  --shadow-lg: 0 12px 40px rgba(27,58,107,.14), 0 4px 12px rgba(27,58,107,.08);
  --shadow-xl: 0 24px 64px rgba(27,58,107,.18);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --transition: 200ms cubic-bezier(.4,0,.2,1);
  --transition-fast: 140ms cubic-bezier(.4,0,.2,1);
  --surface: #fff;
  --surface-2: #f8fafc;
  --primary: var(--navy);
  --orange-hover: #0f4a99;
  --danger: #dc2626;
  --success: #16a34a;
}

/* ── Accessibilité : focus rings visibles (WCAG AA) ── */
*:focus-visible {
  outline: 2.5px solid var(--orange);
  outline-offset: 3px;
  border-radius: 4px;
}
*:focus:not(:focus-visible) { outline: none; }

/* ── Tous les éléments cliquables → cursor pointer ── */
button, [role="button"], label[for], .card[onclick],
.chat-item, .feed-actions span, .init-card, a { cursor: pointer; }

/* ── Transitions globales fluides (transform + opacity seulement) ── */
.btn, .card, .sidebar a, .nav a, .chat-item,
.feed-post, .init-card, .tag, .badge, .tab-btn,
.tuto-tab, .feed-filter-bar button, button {
  transition: transform var(--transition-fast),
              box-shadow var(--transition),
              background-color var(--transition-fast),
              border-color var(--transition-fast),
              color var(--transition-fast),
              opacity var(--transition-fast);
}

/* ── Boutons — états améliorés ── */
.btn {
  position: relative;
  overflow: hidden;
  letter-spacing: .01em;
  transition: transform var(--transition-fast), box-shadow var(--transition), background-color var(--transition-fast);
}
.btn:hover:not([disabled]) { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active:not([disabled]) { transform: translateY(0) scale(.97); box-shadow: var(--shadow-sm); }
.btn[disabled] { opacity: .45; cursor: not-allowed; transform: none !important; }

.btn-orange:hover:not([disabled]) { background: var(--orange-hover); }
.btn-navy:hover:not([disabled])   { background: var(--navy-light); }
.btn-outline:hover:not([disabled]){ background: var(--orange-light); }

/* Bouton en état chargement */
.btn.loading { pointer-events: none; opacity: .75; }
.btn.loading::after {
  content: '';
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,.5);
  border-top-color: #fff;
  border-radius: 50%;
  margin-left: 8px;
  animation: spin .6s linear infinite;
  vertical-align: middle;
}

/* ── Cards — elevation cohérente ── */
.card {
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition-fast);
}
.card:has(onclick):hover, a .card:hover, .card.hoverable:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ── Navigation topbar — hover amélioré ── */
.nav a {
  position: relative;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.nav a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transition: transform var(--transition);
  transform-origin: left;
}
.nav a:hover::after, .nav a.active::after { transform: scaleX(1); }
.nav a:hover { color: var(--navy); }

/* ── Sidebar — liens plus lisibles ── */
.sidebar a {
  border-radius: 10px;
  font-size: 13.5px;
}
.sidebar a:hover {
  background: rgba(255,255,255,.1);
  color: #fff;
  transform: translateX(2px);
}
.sidebar a.active {
  background: rgba(255,255,255,.15);
  color: #fff;
  box-shadow: inset 3px 0 0 var(--orange);
}

/* ── Inputs — focus state amélioré + tap-friendly ── */
input, select, textarea {
  min-height: 44px;
  font-family: inherit;
  font-size: 14px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  -webkit-tap-highlight-color: transparent;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--orange) !important;
  box-shadow: 0 0 0 3px rgba(21,101,192,.12);
}
input::placeholder { color: var(--muted); opacity: .7; }

/* Input field générique */
.input-field {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
  background: #fff;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.input-field:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(21,101,192,.10);
  outline: none;
}

/* ── Formulaires — labels explicites ── */
.auth-form-card label,
.form-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 5px;
  display: block;
}
.auth-form-card input:focus,
.auth-form-card select:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(21,101,192,.10);
  outline: none;
}

/* Indicateur champ requis */
.required::after { content: ' *'; color: var(--danger); }

/* ── Toasts / notifications ── */
.toast {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 99999;
  background: #1e293b;
  color: #fff;
  border-radius: var(--radius-md);
  padding: 13px 18px;
  font-size: 13.5px;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  display: flex; align-items: center; gap: 10px;
  max-width: 340px;
  animation: toastIn .22s cubic-bezier(.34,1.56,.64,1) both;
}
.toast.toast-success { background: #15803d; }
.toast.toast-error   { background: #dc2626; }
.toast.toast-info    { background: #1d4ed8; }
.toast.toast-out     { animation: toastOut .18s ease-in forwards; }

@keyframes toastIn  { from { opacity:0; transform:translateY(12px) scale(.95); } to { opacity:1; transform:none; } }
@keyframes toastOut { to   { opacity:0; transform:translateY(8px) scale(.95); } }

/* ── Skeleton loaders ── */
.skeleton {
  background: linear-gradient(90deg, #f0f2f5 25%, #e4e7ed 50%, #f0f2f5 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-sm);
}
.skeleton-text  { height: 14px; margin-bottom: 8px; }
.skeleton-title { height: 20px; width: 60%; margin-bottom: 12px; }
.skeleton-card  { height: 120px; border-radius: var(--radius-md); }

@keyframes shimmer { 0% { background-position:200% 0; } 100% { background-position:-200% 0; } }

/* ── Animations d'entrée ── */
@keyframes fadeInUp {
  from { opacity:0; transform:translateY(12px); }
  to   { opacity:1; transform:none; }
}
@keyframes fadeIn {
  from { opacity:0; }
  to   { opacity:1; }
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes scaleIn {
  from { opacity:0; transform:scale(.94); }
  to   { opacity:1; transform:scale(1); }
}

/* Appliquer à l'ouverture des modaux */
[id$="-modal"] > div,
[id^="modal-"] > div {
  animation: scaleIn .22s cubic-bezier(.34,1.56,.64,1) both;
}

/* Cartes qui apparaissent */
.card-appear { animation: fadeInUp .22s ease-out both; }
.card-appear:nth-child(2) { animation-delay:.04s; }
.card-appear:nth-child(3) { animation-delay:.08s; }
.card-appear:nth-child(4) { animation-delay:.12s; }
.card-appear:nth-child(5) { animation-delay:.16s; }

/* ── Feed posts — hover amélioré ── */
.feed-post {
  transition: box-shadow var(--transition), transform var(--transition-fast);
}
.feed-post:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* Init cards — hover ── */
.init-card {
  transition: box-shadow var(--transition), transform var(--transition-fast);
}
.init-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ── Stat cards — micro-animation chiffres ── */
.stat-card { overflow: hidden; position: relative; }
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--navy));
  border-radius: var(--radius) var(--radius) 0 0;
}

/* ── Badges — style cohérent ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .02em;
  padding: 3px 10px;
  border-radius: 99px;
}

/* ── Tags — hover ── */
.tag:hover {
  background: var(--orange-light);
  border-color: var(--orange);
  color: var(--orange);
}

/* ── Chat bubbles — améliorées ── */
.bubble.me   { background: var(--navy); box-shadow: 0 2px 8px rgba(27,58,107,.2); }
.bubble.them { background: var(--bg); border: 1px solid var(--border); }

/* ── Tables — readability ── */
.simple-table th {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
  background: var(--bg);
}
.simple-table tr:hover td { background: #f8fafc; }

/* ── Modal overlay — backdrop amélioré ── */
.modal-overlay {
  background: rgba(15,23,42,.6);
  backdrop-filter: blur(4px);
}
.modal-box {
  box-shadow: var(--shadow-xl);
  border-radius: var(--radius-lg);
  animation: scaleIn .2s cubic-bezier(.34,1.56,.64,1) both;
}

/* ── Empty states ── */
.empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 48px 20px;
  color: var(--muted);
  font-size: 14px;
}
.empty::before {
  content: '📭';
  font-size: 36px;
  opacity: .5;
}

/* ── Section titles — hiérarchie visuelle ── */
.tuto-section-title,
.section h2,
.content h1 {
  font-weight: 800;
  letter-spacing: -.01em;
}

/* ── Hover sur les liens de navigation footer / breadcrumb ── */
.footer-link { transition: opacity var(--transition-fast); }
.footer-link:hover { opacity: .75; }

/* ── Filter bars — pill actives animées ── */
.feed-filter-bar button,
.tuto-tab {
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.feed-filter-bar button:hover:not(.active),
.tuto-tab:hover:not(.active) {
  background: var(--orange-light);
  color: var(--orange);
  border-color: var(--orange);
  transform: translateY(-1px);
}
.feed-filter-bar button.active,
.tuto-tab.active {
  box-shadow: 0 2px 8px rgba(27,58,107,.2);
}

/* ── Sidebar pill / badge ── */
.sidebar .pill {
  background: var(--orange);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(21,101,192,.4); }
  50%      { box-shadow: 0 0 0 4px rgba(21,101,192,.0); }
}

/* ── Scrollbar custom (Webkit) ── */
::-webkit-scrollbar       { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}

/* ── Amélioration typographique ── */
body { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
p, .card p, .feed-body { line-height: 1.65; }
h1,h2,h3,h4,h5,h6 { line-height: 1.25; }

/* ── Section hero — gradient animé subtil ── */
.hero {
  background-size: 200% 200%;
  animation: gradientShift 12s ease infinite;
}
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ── Checkbox / radio custom ── */
input[type="checkbox"], input[type="radio"] {
  accent-color: var(--orange);
  width: 16px; height: 16px;
  cursor: pointer;
  min-height: unset;
}

/* ── Pagination / Step indicators ── */
.step-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--border);
  transition: background var(--transition), transform var(--transition-fast);
}
.step-dot.active {
  background: var(--orange);
  transform: scale(1.3);
}

/* ── Notice banners ── */
.notice {
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--orange-light);
}

/* ── Print ── */
@media print {
  .sidebar, .topbar, .mobile-bottom-nav, .toast { display: none !important; }
  .content { padding: 0; }
}