/* =============================================================================
   MIB DESIGN SYSTEM — "VIGIL"
   Composants standards. Inclure APRÈS design-tokens.css.

   Convention de nommage : préfixe .mib-* pour éviter tout conflit avec
   les classes existantes (.btn, .card, .inp) lors de la migration progressive.

   Les classes .mib-* peuvent cohabiter avec les anciennes classes le temps de
   la refonte page par page.
   ============================================================================= */

/* ==========================================================================
   RESET / BASE
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; -webkit-tap-highlight-color: transparent; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--lh-relaxed);
  color: var(--text-2);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Titres : famille display */
h1, h2, h3, h4, h5, h6,
.mib-display {
  font-family: var(--font-display);
  font-weight: var(--weight-extrabold);
  letter-spacing: var(--tracking-tight);
  color: var(--text-1);
  line-height: var(--lh-tight);
  margin: 0;
}
h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }


/* ==========================================================================
   BUTTONS
   .mib-btn — base / .mib-btn-primary, .mib-btn-secondary, .mib-btn-warning,
   .mib-btn-danger, .mib-btn-ghost, .mib-btn-outline
   Tailles : .mib-btn-sm, .mib-btn-lg
   ========================================================================== */

.mib-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.01em;
  line-height: 1.2;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-in-out);
  white-space: nowrap;
  -webkit-user-select: none; user-select: none;
  position: relative;
  overflow: hidden;
}
.mib-btn:focus-visible { outline: none; box-shadow: var(--shadow-focus); }
.mib-btn:hover:not(:disabled) { transform: translateY(-1px); }
.mib-btn:active:not(:disabled) { transform: translateY(0); box-shadow: var(--shadow-xs); }
.mib-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* Tailles */
.mib-btn-sm  { padding: 7px 12px; font-size: var(--text-xs); border-radius: var(--radius-sm); }
.mib-btn-lg  { padding: 14px 24px; font-size: var(--text-base); border-radius: var(--radius-md); min-height: 48px; }
.mib-btn-block { display: flex; width: 100%; }

/* Primary — gradient brand vert→bleu (action principale) */
.mib-btn-primary {
  background: var(--gradient-primary);
  color: var(--text-inverse);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.25) inset,
    0 6px 14px -4px rgba(16, 185, 129, 0.45),
    0 2px 6px -2px rgba(15, 23, 42, 0.10);
}
.mib-btn-primary:hover:not(:disabled) {
  background: var(--gradient-primary-hover);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.25) inset,
    0 12px 24px -6px rgba(16, 185, 129, 0.50),
    0 4px 10px -2px rgba(15, 23, 42, 0.12);
}

/* Primary solid (fallback sans gradient) */
.mib-btn-primary-solid {
  background: var(--vigil-600);
  color: var(--text-inverse);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.2) inset,
    0 4px 12px -2px rgba(16, 185, 129, 0.35);
}
.mib-btn-primary-solid:hover:not(:disabled) { background: var(--vigil-700); }

/* Secondary — graphite navy */
.mib-btn-secondary {
  background: var(--neutral-800);
  color: var(--text-inverse);
  border-color: rgba(255, 255, 255, 0.10);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.15) inset,
    0 4px 12px -2px rgba(15, 23, 42, 0.25);
}
.mib-btn-secondary:hover:not(:disabled) { background: var(--neutral-900); }

/* Warning — orange "Alerter" (plat) */
.mib-btn-warning {
  background: var(--warning-600);
  color: var(--text-inverse);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.2) inset,
    0 4px 12px -2px rgba(217, 119, 6, 0.35);
}
.mib-btn-warning:hover:not(:disabled) {
  background: var(--warning-700);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.2) inset,
    0 8px 18px -4px rgba(217, 119, 6, 0.45);
}
.mib-btn-warning:focus-visible { box-shadow: var(--shadow-focus-warning); }

/* Danger — rouge critique (suppression, erreur) */
.mib-btn-danger {
  background: var(--danger-600);
  color: var(--text-inverse);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.2) inset,
    0 4px 12px -2px rgba(220, 38, 38, 0.35);
}
.mib-btn-danger:hover:not(:disabled) {
  background: var(--danger-700);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.2) inset,
    0 8px 18px -4px rgba(220, 38, 38, 0.45);
}
.mib-btn-danger:focus-visible { box-shadow: var(--shadow-focus-danger); }

/* Ghost — transparent (annuler, action secondaire neutre) */
.mib-btn-ghost {
  background: #FFFFFF;
  color: var(--text-2);
  border-color: var(--border-default);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 2px 6px -1px rgba(15, 23, 42, 0.08);
}
.mib-btn-ghost:hover:not(:disabled) {
  background: var(--neutral-50);
  color: var(--text-1);
  border-color: var(--border-strong);
}

/* Outline — bordure brand (action secondaire de marque) */
.mib-btn-outline {
  background: #FFFFFF;
  color: var(--vigil-700);
  border-color: var(--vigil-500);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 2px 6px -1px rgba(15, 23, 42, 0.06);
}
.mib-btn-outline:hover:not(:disabled) {
  background: var(--vigil-50);
  border-color: var(--vigil-600);
}


/* ==========================================================================
   INPUTS / FORMS
   ========================================================================== */

.mib-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-2);
  margin-bottom: var(--space-2);
  letter-spacing: 0;
}

.mib-inp,
.mib-select,
.mib-textarea {
  display: block;
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-surface);
  color: var(--text-1);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.4;
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
.mib-inp::placeholder,
.mib-textarea::placeholder { color: var(--text-4); }

.mib-inp:hover,
.mib-select:hover,
.mib-textarea:hover { border-color: var(--border-strong); }

.mib-inp:focus,
.mib-select:focus,
.mib-textarea:focus {
  border-color: var(--vigil-500);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.mib-inp:disabled,
.mib-select:disabled,
.mib-textarea:disabled {
  background: var(--neutral-50);
  color: var(--text-4);
  cursor: not-allowed;
}

.mib-inp.is-error,
.mib-select.is-error,
.mib-textarea.is-error {
  border-color: var(--danger-500);
}
.mib-inp.is-error:focus { box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15); }

.mib-help { font-size: var(--text-xs); color: var(--text-3); margin-top: var(--space-1); }
.mib-help.is-error { color: var(--text-danger); }

.mib-textarea { min-height: 100px; resize: vertical; }

.mib-select {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3e%3cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2364748B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

/* Inputs plus grands sur mobile (accessibilité tactile) */
@media (max-width: 768px) {
  .mib-inp, .mib-select, .mib-textarea { padding: 13px 14px; font-size: 16px; /* évite zoom iOS */ }
}


/* ==========================================================================
   CARDS — relief 3D + barre brand 3px en haut
   ========================================================================== */

.mib-card {
  position: relative;
  overflow: hidden;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 4px 12px -2px rgba(15, 23, 42, 0.10),
    0 2px 4px -1px rgba(15, 23, 42, 0.06);
  padding: var(--space-6);
}
.mib-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-primary);
  z-index: 1;
}
.mib-card-elevated {
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 10px 30px -10px rgba(15, 23, 42, 0.18),
    0 4px 8px -2px rgba(15, 23, 42, 0.08);
}
.mib-card-bordered {
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.9) inset;
  border-color: var(--border-default);
}
.mib-card-interactive {
  cursor: pointer;
  transition: transform var(--duration-standard) var(--ease-out),
              box-shadow var(--duration-standard);
}
.mib-card-interactive:hover {
  transform: translateY(-2px);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 12px 24px -6px rgba(15, 23, 42, 0.15),
    0 4px 8px -2px rgba(15, 23, 42, 0.08);
}
.mib-card-no-bar::before { display: none; }

.mib-card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--text-1);
  margin: 0 0 var(--space-4);
}


/* ==========================================================================
   BADGES / TAGS / PILLS
   ========================================================================== */

.mib-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  line-height: 1.4;
  white-space: nowrap;
}
.mib-badge-success { background: var(--success-100); color: var(--success-800); }
.mib-badge-warning { background: var(--warning-100); color: var(--warning-800); }
.mib-badge-danger  { background: var(--danger-100);  color: var(--danger-800); }
.mib-badge-info    { background: var(--info-100);    color: var(--info-800); }
.mib-badge-neutral { background: var(--neutral-100); color: var(--neutral-700); }
.mib-badge-brand   { background: var(--vigil-100);   color: var(--vigil-800); }


/* ==========================================================================
   ALERT / TOAST
   ========================================================================== */

.mib-alert {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--neutral-300);
  background: var(--bg-surface);
  box-shadow: var(--shadow-sm);
  font-size: var(--text-sm);
  line-height: var(--lh-normal);
  color: var(--text-2);
}
.mib-alert-success { border-color: var(--success-500); background: var(--success-50); color: var(--success-800); }
.mib-alert-warning { border-color: var(--warning-500); background: var(--warning-50); color: var(--warning-800); }
.mib-alert-danger  { border-color: var(--danger-500);  background: var(--danger-50);  color: var(--danger-800); }
.mib-alert-info    { border-color: var(--info-500);    background: var(--info-50);    color: var(--info-800); }


/* ==========================================================================
   MODAL
   ========================================================================== */

.mib-modal-backdrop {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  animation: mib-fade-in var(--duration-standard) var(--ease-out);
}
.mib-modal {
  position: relative;
  background: var(--bg-modal);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 560px;
  width: 100%;
  max-height: calc(100vh - 32px);
  overflow-y: auto;
  padding: var(--space-8);
  animation: mib-modal-in var(--duration-standard) var(--ease-out);
}
.mib-modal::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-primary);
  z-index: 1;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

/* Bottom-sheet sur mobile */
@media (max-width: 640px) {
  .mib-modal-backdrop { align-items: flex-end; padding: 0; }
  .mib-modal {
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    max-height: 90vh;
    padding: var(--space-6);
    animation: mib-slide-up var(--duration-standard) var(--ease-out);
  }
}


/* ==========================================================================
   KPI CARDS (dashboards) — relief 3D + barre brand
   ========================================================================== */

.mib-kpi {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #FFFFFF 0%, var(--vigil-50) 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 6px 16px -4px rgba(15, 23, 42, 0.12),
    0 2px 6px -2px rgba(15, 23, 42, 0.06);
  transition: transform var(--duration-standard) var(--ease-out),
              box-shadow var(--duration-standard);
}
.mib-kpi::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-primary);
  z-index: 1;
}
.mib-kpi:hover {
  transform: translateY(-3px);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 14px 28px -6px rgba(15, 23, 42, 0.18),
    0 4px 10px -2px rgba(15, 23, 42, 0.08);
}
.mib-kpi-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-2);
}
.mib-kpi-value {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-extrabold);
  color: var(--text-1);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
}
.mib-kpi-delta {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  margin-left: var(--space-2);
}
.mib-kpi-delta.is-positive { color: var(--success-700); }
.mib-kpi-delta.is-negative { color: var(--danger-700); }


/* ==========================================================================
   TABLE — header + responsive (devient cards en mobile)
   ========================================================================== */

.mib-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.mib-table th {
  background: var(--neutral-50);
  text-align: left;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  border-bottom: 1px solid var(--border-default);
}
.mib-table td {
  padding: var(--space-4);
  font-size: var(--text-sm);
  color: var(--text-2);
  border-bottom: 1px solid var(--border-subtle);
}
.mib-table tr:last-child td { border-bottom: none; }
.mib-table tbody tr:hover { background: var(--neutral-50); }


/* ==========================================================================
   LOGO MIB (gradient)
   ========================================================================== */

.mib-logo {
  font-family: var(--font-display);
  font-weight: var(--weight-extrabold);
  letter-spacing: var(--tracking-tight);
  background: var(--gradient-logo);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}


/* ==========================================================================
   UTILITIES (minimal)
   ========================================================================== */

.mib-flex   { display: flex; }
.mib-grid   { display: grid; }
.mib-hidden { display: none !important; }
.mib-block  { display: block; }
.mib-inline-flex { display: inline-flex; }

.mib-gap-1 { gap: var(--space-1); }
.mib-gap-2 { gap: var(--space-2); }
.mib-gap-3 { gap: var(--space-3); }
.mib-gap-4 { gap: var(--space-4); }
.mib-gap-6 { gap: var(--space-6); }

.mib-text-center { text-align: center; }
.mib-text-right  { text-align: right; }

.mib-text-1 { color: var(--text-1); }
.mib-text-2 { color: var(--text-2); }
.mib-text-3 { color: var(--text-3); }
.mib-text-brand { color: var(--text-brand); }
.mib-text-warning { color: var(--text-warning); }
.mib-text-danger  { color: var(--text-danger); }


/* ==========================================================================
   ANIMATIONS
   ========================================================================== */

@keyframes mib-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes mib-modal-in {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes mib-slide-up {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}
@keyframes mib-spin {
  to { transform: rotate(360deg); }
}

.mib-spinner {
  width: 20px;
  height: 20px;
  border: 2.5px solid var(--neutral-200);
  border-top-color: var(--vigil-600);
  border-radius: 50%;
  animation: mib-spin 0.8s linear infinite;
  display: inline-block;
}


/* ==========================================================================
   RESPONSIVE HELPERS
   ========================================================================== */

/* Cacher selon breakpoint */
@media (max-width: 767px)  { .mib-hide-mobile  { display: none !important; } }
@media (min-width: 768px)  { .mib-only-mobile  { display: none !important; } }
@media (max-width: 1023px) { .mib-hide-tablet  { display: none !important; } }
@media (min-width: 1024px) { .mib-only-tablet  { display: none !important; } }


/* ==========================================================================
   SAFE AREAS (iOS notch / home bar)
   ========================================================================== */

.mib-safe-top    { padding-top:    env(safe-area-inset-top); }
.mib-safe-bottom { padding-bottom: env(safe-area-inset-bottom); }


/* ==========================================================================
   FOCUS — toujours visible (WCAG 2.1)
   ========================================================================== */

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--vigil-500);
  outline-offset: 2px;
}