/* =====================================================================
   LE SEND — Design System v2.0  (Mauve profond · Light élégant)
   Palette : Mauve profond #6B46C1 + Crème #FAF8FF + accents
   Typo    : Manrope (unique, multiple weights)
   ===================================================================== */

/* ---------- 1. TOKENS ---------- */
:root {
  /* Mauve signature */
  --ls-mauve:        #6B46C1;
  --ls-mauve-dark:   #553C9A;
  --ls-mauve-darker: #432775;
  --ls-mauve-light:  #9F7AEA;
  --ls-mauve-lit:    #E9D8FD;
  --ls-mauve-soft:   #F5F0FF;
  --ls-mauve-glow:   rgba(107, 70, 193, 0.18);

  /* Neutres */
  --ls-cream:        #FAF8FF;
  --ls-cream-2:      #F3EEFF;
  --ls-cream-3:      #E8DEF9;
  --ls-ink:          #1E1B2E;
  --ls-ink-2:        #2D2A45;
  --ls-muted:        #6B6786;
  --ls-muted-2:      #9893B5;
  --ls-line:         #ECE9F5;
  --ls-line-2:       #DDD8EE;

  /* Sémantiques */
  --ls-bg:           var(--ls-cream);
  --ls-bg-elev:      #FFFFFF;
  --ls-fg:           var(--ls-ink);
  --ls-fg-muted:     var(--ls-muted);
  --ls-primary:      var(--ls-mauve);
  --ls-primary-hover:var(--ls-mauve-dark);
  --ls-success:      #16A34A;
  --ls-success-soft: #DCFCE7;
  --ls-warning:      #D97706;
  --ls-warning-soft: #FEF3C7;
  --ls-danger:       #DC2626;
  --ls-danger-soft:  #FEE2E2;
  --ls-info:         #2563EB;
  --ls-info-soft:    #DBEAFE;

  /* Rayons */
  --ls-r-xs:  6px;
  --ls-r-sm:  10px;
  --ls-r-md:  16px;
  --ls-r-lg:  22px;
  --ls-r-xl:  28px;
  --ls-r-pill: 999px;

  /* Ombrages */
  --ls-sh-1: 0 1px 2px rgba(30, 27, 46, 0.04), 0 1px 3px rgba(30, 27, 46, 0.05);
  --ls-sh-2: 0 4px 12px rgba(30, 27, 46, 0.06), 0 2px 4px rgba(30, 27, 46, 0.04);
  --ls-sh-3: 0 12px 28px rgba(30, 27, 46, 0.08), 0 4px 12px rgba(30, 27, 46, 0.05);
  --ls-sh-4: 0 20px 50px rgba(30, 27, 46, 0.12), 0 8px 20px rgba(30, 27, 46, 0.06);
  --ls-sh-glow: 0 0 0 4px var(--ls-mauve-glow);

  /* Typo */
  --ls-font: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

  /* Espacements */
  --ls-sp-1: 4px;
  --ls-sp-2: 8px;
  --ls-sp-3: 12px;
  --ls-sp-4: 16px;
  --ls-sp-5: 24px;
  --ls-sp-6: 32px;
  --ls-sp-7: 48px;
  --ls-sp-8: 64px;
  --ls-sp-9: 96px;

  /* Transitions */
  --ls-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ls-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ls-dur-1: 150ms;
  --ls-dur-2: 250ms;
  --ls-dur-3: 450ms;

  --ls-container: 1200px;
}

/* ---------- 2. RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-rendering: optimizeLegibility; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--ls-font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ls-fg);
  background: var(--ls-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--ls-mauve); text-decoration: none; transition: color var(--ls-dur-1) var(--ls-ease); }
a:hover { color: var(--ls-mauve-dark); }
button { font-family: inherit; cursor: pointer; }
input, textarea, select, button { font: inherit; color: inherit; }
ul, ol { margin: 0; padding: 0; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ls-font);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 var(--ls-sp-4);
  color: var(--ls-ink);
}
h1 { font-size: clamp(2rem, 4vw + 0.8rem, 3.2rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 2vw + 0.8rem, 2.4rem); }
h3 { font-size: clamp(1.3rem, 1vw + 0.8rem, 1.7rem); }
h4 { font-size: 1.15rem; }
p { margin: 0 0 var(--ls-sp-4); }
small { font-size: 0.85em; }
strong { font-weight: 600; }
::selection { background: var(--ls-mauve); color: #fff; }

/* ---------- 3. LAYOUT HELPERS ---------- */
.ls-container { width: 100%; max-width: var(--ls-container); margin-inline: auto; padding-inline: clamp(16px, 4vw, 32px); }
.ls-section { padding-block: clamp(48px, 7vw, 88px); }
.ls-section-tight { padding-block: clamp(32px, 5vw, 56px); }
.ls-grid { display: grid; gap: var(--ls-sp-5); }
.ls-flow > * + * { margin-top: var(--ls-sp-4); }
.ls-text-center { text-align: center; }
.ls-text-right { text-align: right; }
.ls-hidden { display: none !important; }
.ls-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ---------- 4. BOUTONS ---------- */
.ls-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  font-family: var(--ls-font);
  font-weight: 600;
  font-size: 0.94rem;
  line-height: 1;
  border: 1.5px solid transparent;
  border-radius: var(--ls-r-sm);
  cursor: pointer;
  transition: transform var(--ls-dur-1) var(--ls-ease),
              background var(--ls-dur-1) var(--ls-ease),
              box-shadow var(--ls-dur-1) var(--ls-ease),
              border-color var(--ls-dur-1) var(--ls-ease);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}
.ls-btn:active { transform: translateY(1px); }
.ls-btn:focus-visible { outline: none; box-shadow: var(--ls-sh-glow); }
.ls-btn svg { width: 16px; height: 16px; flex-shrink: 0; }

.ls-btn-primary {
  background: var(--ls-mauve);
  color: #fff;
  box-shadow: 0 4px 12px rgba(107, 70, 193, 0.28);
}
.ls-btn-primary:hover {
  background: var(--ls-mauve-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(107, 70, 193, 0.36);
}
.ls-btn-dark {
  background: var(--ls-ink);
  color: #fff;
}
.ls-btn-dark:hover { background: var(--ls-ink-2); color: #fff; transform: translateY(-1px); }
.ls-btn-ghost {
  background: transparent;
  color: var(--ls-ink);
  border-color: var(--ls-line-2);
}
.ls-btn-ghost:hover { background: var(--ls-cream-2); border-color: var(--ls-mauve); color: var(--ls-mauve-dark); }
.ls-btn-cream {
  background: #fff;
  color: var(--ls-ink);
  border-color: var(--ls-line);
}
.ls-btn-cream:hover { background: var(--ls-cream-2); transform: translateY(-1px); box-shadow: var(--ls-sh-2); }
.ls-btn-danger {
  background: var(--ls-danger);
  color: #fff;
}
.ls-btn-danger:hover { background: #B91C1C; color: #fff; transform: translateY(-1px); }
.ls-btn-success {
  background: var(--ls-success);
  color: #fff;
}
.ls-btn-success:hover { background: #15803D; color: #fff; }
.ls-btn-lg { padding: 15px 28px; font-size: 1rem; border-radius: var(--ls-r-md); }
.ls-btn-sm { padding: 7px 12px; font-size: 0.82rem; border-radius: var(--ls-r-xs); }
.ls-btn-block { display: flex; width: 100%; }
.ls-btn-icon { padding: 10px; aspect-ratio: 1; }

/* ---------- 5. FORMULAIRES ---------- */
.ls-field { margin-bottom: var(--ls-sp-4); }
.ls-label {
  display: block;
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--ls-ink);
  margin-bottom: 6px;
  letter-spacing: 0.005em;
}
.ls-input,
.ls-textarea,
.ls-select {
  width: 100%;
  padding: 12px 14px;
  background: #fff;
  border: 1.5px solid var(--ls-line-2);
  border-radius: var(--ls-r-sm);
  font-size: 0.95rem;
  font-family: var(--ls-font);
  color: var(--ls-ink);
  transition: border-color var(--ls-dur-1) var(--ls-ease),
              box-shadow var(--ls-dur-1) var(--ls-ease);
  appearance: none;
}
.ls-input:focus,
.ls-textarea:focus,
.ls-select:focus {
  outline: none;
  border-color: var(--ls-mauve);
  box-shadow: var(--ls-sh-glow);
}
.ls-input::placeholder,
.ls-textarea::placeholder { color: var(--ls-muted-2); }
.ls-textarea { min-height: 110px; resize: vertical; }
.ls-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236B46C1' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
}
.ls-help { font-size: 0.78rem; color: var(--ls-muted); margin-top: 6px; }
.ls-error-text { font-size: 0.8rem; color: var(--ls-danger); margin-top: 6px; font-weight: 500; }

.ls-check {
  display: inline-flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--ls-ink);
}
.ls-check input { margin-top: 3px; accent-color: var(--ls-mauve); width: 16px; height: 16px; }

/* ---------- 6. CARTES ---------- */
.ls-card {
  background: var(--ls-bg-elev);
  border: 1px solid var(--ls-line);
  border-radius: var(--ls-r-md);
  padding: var(--ls-sp-5);
  box-shadow: var(--ls-sh-1);
  transition: transform var(--ls-dur-2) var(--ls-ease),
              box-shadow var(--ls-dur-2) var(--ls-ease),
              border-color var(--ls-dur-2) var(--ls-ease);
}
.ls-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--ls-sh-3);
  border-color: var(--ls-mauve-lit);
}
.ls-card-tight { padding: var(--ls-sp-4); }
.ls-card-flat { box-shadow: none; }
.ls-card-mauve {
  background: linear-gradient(135deg, var(--ls-mauve) 0%, var(--ls-mauve-dark) 100%);
  color: #fff;
  border: none;
  box-shadow: 0 12px 28px rgba(107, 70, 193, 0.32);
}
.ls-card-mauve h1, .ls-card-mauve h2, .ls-card-mauve h3, .ls-card-mauve h4 { color: #fff; }

/* Bento grid */
.ls-bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--ls-sp-5); }
.ls-bento > * { grid-column: span 12; }
@media (min-width: 640px) {
  .ls-bento > .ls-bento-6 { grid-column: span 6; }
  .ls-bento > .ls-bento-4 { grid-column: span 4; }
  .ls-bento > .ls-bento-8 { grid-column: span 8; }
  .ls-bento > .ls-bento-3 { grid-column: span 3; }
}

/* ---------- 7. BADGES & PILLS ---------- */
.ls-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: 0.76rem;
  font-weight: 600;
  border-radius: var(--ls-r-pill);
  background: var(--ls-cream-2);
  color: var(--ls-ink);
  letter-spacing: 0.01em;
}
.ls-badge-mauve { background: var(--ls-mauve-lit); color: var(--ls-mauve-darker); }
.ls-badge-success { background: var(--ls-success-soft); color: #14532D; }
.ls-badge-warning { background: var(--ls-warning-soft); color: #78350F; }
.ls-badge-danger { background: var(--ls-danger-soft); color: #7F1D1D; }
.ls-badge-info { background: var(--ls-info-soft); color: #1E3A8A; }
.ls-badge-dark { background: var(--ls-ink); color: #fff; }
.ls-badge-dot::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ---------- 8. ALERTES ---------- */
.ls-alert {
  display: flex;
  gap: 12px;
  padding: 13px 16px;
  border-radius: var(--ls-r-sm);
  border: 1px solid transparent;
  font-size: 0.9rem;
  line-height: 1.5;
}
.ls-alert svg { flex-shrink: 0; margin-top: 1px; }
.ls-alert-success { background: var(--ls-success-soft); border-color: rgba(22, 163, 74, 0.25); color: #14532D; }
.ls-alert-warning { background: var(--ls-warning-soft); border-color: rgba(217, 119, 6, 0.25); color: #78350F; }
.ls-alert-danger  { background: var(--ls-danger-soft); border-color: rgba(220, 38, 38, 0.25); color: #7F1D1D; }
.ls-alert-info    { background: var(--ls-info-soft); border-color: rgba(37, 99, 235, 0.25); color: #1E3A8A; }

/* ---------- 9. NAVIGATION ---------- */
.ls-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(250, 248, 255, 0.85);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--ls-line);
}
.ls-nav-inner {
  display: flex;
  align-items: center;
  gap: var(--ls-sp-5);
  padding-block: 14px;
}
.ls-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--ls-font);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--ls-ink);
  letter-spacing: -0.025em;
  white-space: nowrap;
}
.ls-brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--ls-r-xs);
  background: linear-gradient(135deg, var(--ls-mauve) 0%, var(--ls-mauve-dark) 100%);
  color: #fff;
  box-shadow: 0 4px 10px rgba(107, 70, 193, 0.32);
}
.ls-nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
  margin: 0;
  padding: 0;
  margin-left: auto;
}
.ls-nav-links a {
  padding: 8px 12px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ls-ink);
  border-radius: var(--ls-r-xs);
  transition: background var(--ls-dur-1) var(--ls-ease), color var(--ls-dur-1) var(--ls-ease);
}
.ls-nav-links a:hover { background: var(--ls-cream-2); color: var(--ls-mauve-dark); }
.ls-nav-links a.is-active { background: var(--ls-mauve-soft); color: var(--ls-mauve-dark); }
.ls-nav-actions { display: flex; align-items: center; gap: 8px; margin-left: 16px; }

.ls-burger {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--ls-line-2);
  border-radius: var(--ls-r-xs);
  background: transparent;
  align-items: center;
  justify-content: center;
  color: var(--ls-ink);
}
.ls-burger svg { width: 22px; height: 22px; }

@media (max-width: 980px) {
  .ls-burger { display: inline-flex; }
  .ls-nav-links {
    position: fixed;
    inset: 64px 0 0 0;
    background: var(--ls-cream);
    flex-direction: column;
    align-items: stretch;
    padding: 20px;
    gap: 6px;
    transform: translateX(100%);
    transition: transform var(--ls-dur-3) var(--ls-ease-out);
    box-shadow: -10px 0 40px rgba(0,0,0,0.08);
    overflow-y: auto;
  }
  .ls-nav-links.is-open { transform: translateX(0); }
  .ls-nav-links a { padding: 14px 16px; font-size: 1rem; border-bottom: 1px solid var(--ls-line); }
  .ls-nav-actions { margin-left: auto; gap: 6px; }
  .ls-nav-actions .ls-btn { padding: 7px 12px; font-size: 0.82rem; }
}

/* ---------- 10. HERO ---------- */
.ls-hero {
  position: relative;
  padding-block: clamp(56px, 9vw, 100px);
  overflow: hidden;
  isolation: isolate;
}
.ls-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ls-sp-7);
  align-items: center;
}
@media (min-width: 980px) {
  .ls-hero-grid { grid-template-columns: 1.05fr 0.95fr; }
}
.ls-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: var(--ls-r-pill);
  background: var(--ls-mauve-soft);
  color: var(--ls-mauve-dark);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--ls-sp-4);
}
.ls-hero-title {
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--ls-sp-4);
}
.ls-hero-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--ls-mauve) 0%, var(--ls-mauve-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--ls-mauve);
}
.ls-hero-lead {
  font-size: clamp(1.02rem, 0.8vw + 0.85rem, 1.2rem);
  line-height: 1.65;
  color: var(--ls-muted);
  max-width: 56ch;
  margin-bottom: var(--ls-sp-5);
}

/* ---------- 11. EYEBROW + TITRES DE SECTION ---------- */
.ls-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ls-mauve);
  margin-bottom: var(--ls-sp-3);
}
.ls-eyebrow::before {
  content: '';
  display: inline-block;
  width: 22px;
  height: 2px;
  background: var(--ls-mauve);
  border-radius: 2px;
}
.ls-section-title { margin-bottom: var(--ls-sp-3); }
.ls-section-lead { font-size: 1.02rem; color: var(--ls-muted); max-width: 60ch; }

/* ---------- 12. STATS ---------- */
.ls-stat { display: flex; flex-direction: column; gap: 4px; }
.ls-stat-value {
  font-weight: 800;
  font-size: clamp(1.8rem, 2.5vw, 2.6rem);
  color: var(--ls-ink);
  letter-spacing: -0.025em;
  line-height: 1;
}
.ls-stat-label { font-size: 0.83rem; color: var(--ls-muted); font-weight: 500; }
.ls-stat-accent .ls-stat-value { color: var(--ls-mauve); }

/* ---------- 13. TABLEAUX ---------- */
.ls-table-wrap {
  background: var(--ls-bg-elev);
  border: 1px solid var(--ls-line);
  border-radius: var(--ls-r-md);
  overflow: hidden;
  box-shadow: var(--ls-sh-1);
}
.ls-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.ls-table thead { background: var(--ls-cream-2); border-bottom: 1px solid var(--ls-line); }
.ls-table th {
  padding: 13px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--ls-muted);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.ls-table td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--ls-line);
  color: var(--ls-ink);
  vertical-align: middle;
}
.ls-table tbody tr:last-child td { border-bottom: none; }
.ls-table tbody tr { transition: background var(--ls-dur-1) var(--ls-ease); }
.ls-table tbody tr:hover { background: var(--ls-cream); }
.ls-table-wrap { overflow-x: auto; }

/* ---------- 14. MODALES — premium glassmorphisme ---------- */
.ls-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(30, 27, 46, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--ls-dur-2) var(--ls-ease), visibility var(--ls-dur-2) var(--ls-ease);
}
.ls-modal-backdrop.is-open { opacity: 1; visibility: visible; }
.ls-modal {
  background: var(--ls-bg-elev);
  border-radius: var(--ls-r-lg);
  width: 100%;
  max-width: 520px;
  max-height: 92vh;
  overflow: hidden;
  box-shadow: var(--ls-sh-4);
  transform: translateY(20px) scale(0.96);
  opacity: 0;
  transition: transform var(--ls-dur-3) var(--ls-ease-out), opacity var(--ls-dur-3) var(--ls-ease-out);
  display: flex;
  flex-direction: column;
}
.ls-modal-backdrop.is-open .ls-modal { transform: translateY(0) scale(1); opacity: 1; }
.ls-modal-lg { max-width: 740px; }
.ls-modal-xl { max-width: 920px; }
.ls-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--ls-line);
  background: var(--ls-cream);
}
.ls-modal-title {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ls-ink);
  margin: 0;
  letter-spacing: -0.015em;
}
.ls-modal-close {
  width: 34px; height: 34px;
  border: none;
  background: transparent;
  border-radius: var(--ls-r-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ls-muted);
  transition: background var(--ls-dur-1), color var(--ls-dur-1);
}
.ls-modal-close:hover { background: var(--ls-cream-2); color: var(--ls-ink); }
.ls-modal-body { padding: 22px; overflow-y: auto; flex: 1; }
.ls-modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 22px;
  border-top: 1px solid var(--ls-line);
  background: var(--ls-cream);
}
@media (max-width: 540px) {
  .ls-modal-footer { flex-direction: column-reverse; }
  .ls-modal-footer .ls-btn { width: 100%; }
}

/* ---------- 15. TOASTS ---------- */
.ls-toast-stack {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 360px;
  pointer-events: none;
}
.ls-toast {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 13px 16px;
  background: var(--ls-bg-elev);
  border-radius: var(--ls-r-sm);
  border: 1px solid var(--ls-line);
  border-left: 4px solid var(--ls-mauve);
  box-shadow: var(--ls-sh-3);
  pointer-events: auto;
  animation: ls-toast-in 0.35s var(--ls-ease-out) both;
}
.ls-toast-success { border-left-color: var(--ls-success); }
.ls-toast-warning { border-left-color: var(--ls-warning); }
.ls-toast-danger { border-left-color: var(--ls-danger); }
.ls-toast-info { border-left-color: var(--ls-info); }
.ls-toast-title { font-weight: 700; font-size: 0.9rem; color: var(--ls-ink); }
.ls-toast-body { font-size: 0.83rem; color: var(--ls-muted); margin-top: 2px; }
@keyframes ls-toast-in { from { transform: translateX(120%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
.ls-toast.leaving { animation: ls-toast-out 0.3s var(--ls-ease) forwards; }
@keyframes ls-toast-out { to { transform: translateX(120%); opacity: 0; } }

/* ---------- 16. TIMELINE ---------- */
.ls-timeline {
  display: flex;
  gap: 0;
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: step;
}
.ls-timeline li {
  flex: 1;
  position: relative;
  padding: 28px 14px 0;
  text-align: center;
}
.ls-timeline li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--ls-cream-2);
  color: var(--ls-muted);
  font-weight: 700;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--ls-line);
  z-index: 2;
}
.ls-timeline li::after {
  content: '';
  position: absolute;
  top: 17px;
  left: 50%;
  width: 100%;
  height: 2px;
  background: var(--ls-line);
  z-index: 1;
}
.ls-timeline li:last-child::after { display: none; }
.ls-timeline li.is-done::before {
  background: var(--ls-mauve);
  color: #fff;
  border-color: var(--ls-mauve);
}
.ls-timeline li.is-done::after { background: var(--ls-mauve); }
.ls-timeline-step { font-weight: 600; font-size: 0.88rem; color: var(--ls-ink); margin-top: 8px; }
.ls-timeline-desc { font-size: 0.8rem; color: var(--ls-muted); margin-top: 4px; }

@media (max-width: 640px) {
  .ls-timeline { flex-direction: column; align-items: stretch; gap: 16px; }
  .ls-timeline li { padding: 0 0 0 52px; text-align: left; }
  .ls-timeline li::before { left: 0; transform: none; top: 0; }
  .ls-timeline li::after { top: 18px; left: 17px; width: 2px; height: calc(100% + 16px); }
  .ls-timeline li:last-child::after { display: none; }
}

/* ---------- 17. BANDEAU MESSAGE ADMIN ---------- */
.ls-banner {
  background: linear-gradient(90deg, var(--ls-mauve) 0%, var(--ls-mauve-dark) 100%);
  color: #fff;
  padding: 12px 0;
  position: relative;
  z-index: 999;
}
.ls-banner-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: var(--ls-container);
  margin: 0 auto;
  padding-inline: clamp(16px, 4vw, 32px);
}
.ls-banner-icon {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.ls-banner-content {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.5;
}
.ls-banner-close {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.85);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--ls-r-xs);
  transition: background var(--ls-dur-1), color var(--ls-dur-1);
}
.ls-banner-close:hover { background: rgba(255, 255, 255, 0.18); color: #fff; }
@media (max-width: 640px) {
  .ls-banner-content { font-size: 0.84rem; }
}

/* ---------- 18. FOOTER ---------- */
.ls-footer {
  background: var(--ls-ink);
  color: rgba(255, 255, 255, 0.7);
  padding-block: clamp(48px, 6vw, 72px) 28px;
}
.ls-footer a { color: rgba(255, 255, 255, 0.7); }
.ls-footer a:hover { color: var(--ls-mauve-light); }
.ls-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ls-sp-6);
  margin-bottom: var(--ls-sp-6);
}
@media (min-width: 720px) {
  .ls-footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}
.ls-footer-brand {
  font-weight: 800;
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 12px;
  letter-spacing: -0.025em;
}
.ls-footer h5 {
  font-weight: 700;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ls-mauve-light);
  margin-bottom: 14px;
}
.ls-footer ul { list-style: none; padding: 0; margin: 0; }
.ls-footer li { margin-bottom: 8px; font-size: 0.88rem; }
.ls-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ---------- 19. ANIMATIONS ---------- */
@keyframes ls-fade-up { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes ls-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes ls-shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
.ls-animate-up { animation: ls-fade-up 0.6s var(--ls-ease-out) both; }
.ls-animate-fade { animation: ls-fade 0.6s var(--ls-ease-out) both; }
.ls-delay-1 { animation-delay: 0.1s; }
.ls-delay-2 { animation-delay: 0.2s; }
.ls-delay-3 { animation-delay: 0.3s; }
.ls-delay-4 { animation-delay: 0.4s; }

.ls-skeleton {
  background: linear-gradient(90deg, var(--ls-cream-2) 25%, var(--ls-cream-3) 50%, var(--ls-cream-2) 75%);
  background-size: 200% 100%;
  animation: ls-shimmer 1.4s infinite linear;
  border-radius: var(--ls-r-xs);
}

/* ---------- 20. UTILITAIRES ---------- */
.ls-divider { height: 1px; background: var(--ls-line); border: none; margin-block: var(--ls-sp-5); }
.ls-flex { display: flex; }
.ls-flex-col { flex-direction: column; }
.ls-items-center { align-items: center; }
.ls-justify-between { justify-content: space-between; }
.ls-gap-2 { gap: var(--ls-sp-2); }
.ls-gap-3 { gap: var(--ls-sp-3); }
.ls-gap-4 { gap: var(--ls-sp-4); }
.ls-gap-5 { gap: var(--ls-sp-5); }
.ls-mt-0 { margin-top: 0; }
.ls-mb-0 { margin-bottom: 0; }
.ls-text-muted { color: var(--ls-muted); }
.ls-text-mauve { color: var(--ls-mauve); }
.ls-text-success { color: var(--ls-success); }
.ls-text-danger { color: var(--ls-danger); }
.ls-bg-cream { background: var(--ls-cream-2); }
.ls-bg-mauve { background: var(--ls-mauve); color: #fff; }
.ls-rounded-pill { border-radius: var(--ls-r-pill); }

/* Pattern background subtil */
.ls-pattern-mauve {
  background-color: var(--ls-cream);
  background-image:
    radial-gradient(circle at 20% 30%, var(--ls-mauve-soft) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, var(--ls-mauve-lit) 0%, transparent 45%);
}

/* ---------- 21. IMPRESSION ---------- */
@media print {
  .ls-nav, .ls-footer, .ls-burger, .ls-toast-stack, .ls-modal-backdrop, .ls-banner { display: none !important; }
  body { background: #fff; color: #000; }
  .ls-card { box-shadow: none; border: 1px solid #ccc; }
}

/* ---------- 22. ACCESSIBILITÉ ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- 23. SURCHARGES BOOTSTRAP (cohérence si BS5 présent) ---------- */
.btn-primary { background: var(--ls-mauve) !important; border-color: var(--ls-mauve) !important; }
.btn-primary:hover { background: var(--ls-mauve-dark) !important; border-color: var(--ls-mauve-dark) !important; }
.btn-outline-primary { color: var(--ls-mauve) !important; border-color: var(--ls-mauve) !important; }
.btn-outline-primary:hover { background: var(--ls-mauve) !important; border-color: var(--ls-mauve) !important; color: #fff !important; }
.text-primary { color: var(--ls-mauve) !important; }
.bg-primary { background-color: var(--ls-mauve) !important; }
.bg-dark { background-color: var(--ls-ink) !important; }
a { color: var(--ls-mauve); }
a:hover { color: var(--ls-mauve-dark); }
.form-control:focus, .form-select:focus {
  border-color: var(--ls-mauve);
  box-shadow: 0 0 0 0.25rem rgba(107, 70, 193, 0.18);
}
.modal-content { border-radius: var(--ls-r-lg) !important; border: none !important; box-shadow: var(--ls-sh-4) !important; overflow: hidden; }
.modal-header { background: var(--ls-cream) !important; border-bottom: 1px solid var(--ls-line) !important; padding: 18px 22px !important; }
.modal-title { font-weight: 700 !important; color: var(--ls-ink) !important; }
.modal-body { padding: 22px !important; }
.modal-footer { border-top: 1px solid var(--ls-line) !important; background: var(--ls-cream) !important; padding: 14px 22px !important; }

/* ---------- 24. ANIMATIONS SUPPLÉMENTAIRES (v3) ---------- */

/* Gradient animé pour les hero titles */
@keyframes ls-gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Shimmer sur les boutons primaires */
.ls-btn-primary {
  position: relative;
  overflow: hidden;
}
.ls-btn-primary::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s var(--ls-ease);
  pointer-events: none;
}
.ls-btn-primary:hover::after { left: 100%; }

/* Card hover lift + glow */
.ls-card {
  position: relative;
}
.ls-card:hover::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--ls-r-md);
  background: linear-gradient(135deg, rgba(107, 70, 193, 0.05), transparent);
  pointer-events: none;
}

/* Pulse sur les badges de notification */
.ls-badge-mauve {
  animation: ls-badge-pulse 2s ease-in-out infinite;
}
@keyframes ls-badge-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(107, 70, 193, 0.3); }
  50% { box-shadow: 0 0 0 6px rgba(107, 70, 193, 0); }
}

/* Slide-in au scroll (activé via JS IntersectionObserver) */
.ls-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ls-ease-out), transform 0.6s var(--ls-ease-out);
}
.ls-reveal.ls-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Float animation pour les cards importantes */
@keyframes ls-float-card {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* Rotate sur les icons au hover */
.ls-btn svg, .ls-admin-link svg {
  transition: transform var(--ls-dur-2) var(--ls-ease);
}
.ls-btn:hover svg {
  transform: scale(1.1);
}

/* Scale sur les stats au hover */
.ls-stat {
  transition: transform var(--ls-dur-2) var(--ls-ease);
}
.ls-stat:hover {
  transform: scale(1.05);
}

/* Border glow sur les inputs au focus */
.ls-input:focus, .ls-select:focus, .ls-textarea:focus {
  animation: ls-input-glow 0.4s var(--ls-ease-out);
}
@keyframes ls-input-glow {
  0% { box-shadow: 0 0 0 0 rgba(107, 70, 193, 0); }
  100% { box-shadow: var(--ls-sh-glow); }
}

/* Progress bar animated */
@keyframes ls-progress {
  0% { width: 0%; }
}

/* Spinner */
.ls-spinner {
  display: inline-block;
  width: 20px; height: 20px;
  border: 2.5px solid var(--ls-mauve-lit);
  border-top-color: var(--ls-mauve);
  border-radius: 50%;
  animation: ls-spin 0.8s linear infinite;
}
@keyframes ls-spin { to { transform: rotate(360deg); } }

/* Confetti pulse pour les success states */
@keyframes ls-success-bounce {
  0% { transform: scale(0); opacity: 0; }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); opacity: 1; }
}
.ls-success-icon {
  animation: ls-success-bounce 0.6s var(--ls-ease-out) both;
}