/*
 * app.css — Feuille de styles principale de la plateforme Le Takunga
 *
 * IDENTITÉ VISUELLE :
 *   Fond profond  : #080b26   (navy profond)
 *   Panneaux      : #0e1233   (navy panneau)   /  #141a40 (navy carte)
 *   Or            : #d4af37   (or principal)   /  #e8c66b (or lumineux)
 *   Texte ivoire  : #f5f1e6   (principal)      /  #b9b4a3 (atténué)
 *   Erreur        : #c0392b
 *   Succès        : #27ae60
 *
 * TYPOGRAPHIE :
 *   Serif  : "Cormorant Garamond", "EB Garamond", "Playfair Display", Georgia, serif
 *   Sans   : system-ui, -apple-system, "Segoe UI", Roboto, sans-serif
 *
 * TABLE DES MATIÈRES :
 *   1. Reset & base
 *   2. Variables CSS
 *   3. Typographie
 *   4. Layout / Container
 *   5. Navigation
 *   6. Sélecteur de langue
 *   7. Héros / Sections
 *   8. Cartes
 *   9. Grilles
 *  10. Formulaires
 *  11. Boutons
 *  12. Alertes / Flash
 *  13. Badges
 *  14. Tableau
 *  15. Indicateur d'étapes
 *  16. Boîte de consentement
 *  17. Diamant / Motif décoratif
 *  18. Pied de page
 *  19. Layout admin (sidebar)
 *  20. Utilitaires
 *  21. Responsive
 */

/* ════════════════════════════════════════════════
   1. RESET & BASE
════════════════════════════════════════════════ */

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

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

/* ════════════════════════════════════════════════
   2. VARIABLES CSS
════════════════════════════════════════════════ */

:root {
  /* Couleurs */
  --color-bg:           #080b26;
  --color-panel:        #0e1233;
  --color-card:         #141a40;
  --color-gold:         #d4af37;
  --color-gold-bright:  #e8c66b;
  --color-gold-dim:     #a08a25;
  --color-ivory:        #f5f1e6;
  --color-muted:        #b9b4a3;
  --color-border:       rgba(212, 175, 55, 0.25);
  --color-border-hover: rgba(212, 175, 55, 0.6);
  --color-success:      #27ae60;
  --color-success-bg:   rgba(39, 174, 96, 0.12);
  --color-error:        #c0392b;
  --color-error-bg:     rgba(192, 57, 43, 0.12);
  --color-info:         #2980b9;
  --color-info-bg:      rgba(41, 128, 185, 0.12);

  /* Typographie */
  --font-serif: "Cormorant Garamond", "EB Garamond", "Playfair Display", Georgia, serif;
  --font-sans:  system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Espacements */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.75rem;
  --space-xl:  2.5rem;
  --space-2xl: 4rem;

  /* Rayons */
  --radius-sm: 3px;
  --radius-md: 6px;
  --radius-lg: 12px;

  /* Transitions */
  --transition: 0.2s ease;

  /* Navigation */
  --nav-height: 70px;
}

/* ════════════════════════════════════════════════
   3. TYPOGRAPHIE
════════════════════════════════════════════════ */

body {
  background-color: var(--color-bg);
  color: var(--color-ivory);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6,
.h-serif {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-ivory);
}

h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: var(--space-md); }
h2 { font-size: clamp(1.4rem, 3vw, 2.1rem); margin-bottom: var(--space-sm); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.6rem); margin-bottom: var(--space-sm); }
h4 { font-size: 1.2rem; }
h5 { font-size: 1.05rem; }

p { margin-bottom: var(--space-md); color: var(--color-ivory); }

a {
  color: var(--color-gold);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--color-gold-bright); }

strong { font-weight: 600; }
em     { font-style: italic; }

.muted  { color: var(--color-muted); font-size: 0.9rem; }
.lead   { font-size: 1.15rem; line-height: 1.8; color: var(--color-muted); }

/* Règle horizontale dorée */
hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-xl) 0;
}

/* ════════════════════════════════════════════════
   4. LAYOUT / CONTAINER
════════════════════════════════════════════════ */

.container {
  width: 100%;
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.section {
  padding-block: var(--space-2xl);
}

.section + .section {
  border-top: 1px solid var(--color-border);
}

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

/* ════════════════════════════════════════════════
   5. NAVIGATION
════════════════════════════════════════════════ */

.nav-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(8, 11, 38, 0.97);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  height: var(--nav-height);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-text {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  transition: color var(--transition);
}

.nav-logo:hover .nav-logo-text { color: var(--color-gold-bright); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
  flex: 1;
}

.nav-link {
  display: block;
  padding: 0.4rem 0.5rem;
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  text-decoration: none;
  transition: color var(--transition);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link--active {
  color: var(--color-gold);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-shrink: 0;
  margin-left: auto;
}

.nav-auth {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-link--admin {
  color: var(--color-gold-dim);
}

/* Bouton hamburger (mobile) */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-gold);
  border-radius: 2px;
  transition: var(--transition);
}

/* ════════════════════════════════════════════════
   6. SÉLECTEUR DE LANGUE
════════════════════════════════════════════════ */

.lang-switch {
  display: flex;
  align-items: center;
  gap: 2px;
}

.lang-switch__item {
  padding: 0.2rem 0.45rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  transition: color var(--transition), border-color var(--transition);
}

.lang-switch__item:hover {
  color: var(--color-gold);
  border-color: var(--color-border);
}

.lang-switch__item--active {
  color: var(--color-gold);
  border-color: var(--color-border);
}

/* ════════════════════════════════════════════════
   7. HÉROS / SECTIONS
════════════════════════════════════════════════ */

.hero {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.hero__subtitle {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--color-gold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--color-ivory);
  margin-bottom: var(--space-lg);
}

.hero__body {
  max-width: 680px;
  margin-inline: auto;
  color: var(--color-muted);
  font-size: 1.05rem;
  line-height: 1.85;
}

/* ════════════════════════════════════════════════
   8. CARTES
════════════════════════════════════════════════ */

.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.card:hover {
  border-color: var(--color-border-hover);
  box-shadow: 0 6px 32px rgba(0, 0, 0, 0.45);
}

.card__header {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-md);
  margin-bottom: var(--space-lg);
}

.card__title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-gold);
}

/* ════════════════════════════════════════════════
   9. GRILLES
════════════════════════════════════════════════ */

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

/* ════════════════════════════════════════════════
   10. FORMULAIRES
════════════════════════════════════════════════ */

.field {
  margin-bottom: var(--space-lg);
}

.label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-xs);
}

.label--required::after {
  content: ' *';
  color: var(--color-gold);
}

.input,
textarea.input,
select.input {
  display: block;
  width: 100%;
  padding: 0.65rem 0.9rem;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-ivory);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.5;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

.input:focus,
textarea.input:focus,
select.input:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.2);
}

.input::placeholder { color: var(--color-muted); opacity: 0.7; }

textarea.input {
  resize: vertical;
  min-height: 120px;
}

select.input {
  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='%23b9b4a3' d='M0 0l6 8 6-8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  padding-right: 2.5rem;
}

.input--error {
  border-color: var(--color-error);
}

.field-error {
  display: block;
  font-size: 0.8rem;
  color: var(--color-error);
  margin-top: var(--space-xs);
}

/* Ligne de case à cocher */
.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.checkbox-row input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--color-gold);
  cursor: pointer;
}

.checkbox-row label {
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--color-ivory);
  cursor: pointer;
}

/* Aide de champ */
.field-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: var(--space-xs);
}

/* ════════════════════════════════════════════════
   11. BOUTONS
════════════════════════════════════════════════ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 1.4rem;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), box-shadow var(--transition);
  white-space: nowrap;
  user-select: none;
}

.btn:disabled,
.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Or plein */
.btn-gold {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: #080b26;
}

.btn-gold:hover {
  background: var(--color-gold-bright);
  border-color: var(--color-gold-bright);
  color: #080b26;
  box-shadow: 0 2px 12px rgba(212, 175, 55, 0.4);
}

/* Contour or */
.btn-outline {
  background: transparent;
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.btn-outline:hover {
  background: var(--color-gold);
  color: #080b26;
}

/* Plein blanc/ivoire */
.btn-ivory {
  background: var(--color-ivory);
  border-color: var(--color-ivory);
  color: var(--color-bg);
}

.btn-ivory:hover {
  background: #ede8d6;
  border-color: #ede8d6;
  color: var(--color-bg);
}

/* Danger */
.btn-danger {
  background: var(--color-error);
  border-color: var(--color-error);
  color: #fff;
}

.btn-danger:hover {
  background: #a93226;
  border-color: #a93226;
}

/* Tailles */
.btn--sm {
  padding: 0.38rem 0.9rem;
  font-size: 0.78rem;
}

.btn--lg {
  padding: 0.85rem 2rem;
  font-size: 1rem;
}

/* Pleine largeur */
.btn-block {
  display: flex;
  width: 100%;
}

/* ════════════════════════════════════════════════
   12. ALERTES / FLASH
════════════════════════════════════════════════ */

.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid transparent;
  margin-bottom: var(--space-md);
  font-size: 0.92rem;
  line-height: 1.5;
}

.alert-success {
  background: var(--color-success-bg);
  border-left-color: var(--color-success);
  color: #a8dfc0;
}

.alert-error {
  background: var(--color-error-bg);
  border-left-color: var(--color-error);
  color: #f0a099;
}

.alert-info {
  background: var(--color-info-bg);
  border-left-color: var(--color-info);
  color: #90c4e4;
}

/* ════════════════════════════════════════════════
   13. BADGES
════════════════════════════════════════════════ */

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 20px;
  white-space: nowrap;
}

.badge-pending          { background: rgba(180, 140, 0, 0.2); color: #e8c66b; }
.badge-awaiting_payment { background: rgba(180, 140, 0, 0.2); color: #e8c66b; }
.badge-approved         { background: var(--color-success-bg); color: #6fdba0; }
.badge-paid             { background: var(--color-success-bg); color: #6fdba0; }
.badge-confirmed        { background: var(--color-success-bg); color: #6fdba0; }
.badge-completed        { background: rgba(41, 128, 185, 0.15); color: #90c4e4; }
.badge-rejected         { background: var(--color-error-bg); color: #f0a099; }
.badge-cancelled        { background: var(--color-error-bg); color: #f0a099; }
.badge-refused          { background: var(--color-error-bg); color: #f0a099; }
.badge-new              { background: rgba(41, 128, 185, 0.15); color: #90c4e4; }
.badge-draft            { background: rgba(100, 100, 100, 0.2); color: var(--color-muted); }
.badge-published        { background: var(--color-success-bg); color: #6fdba0; }
.badge-live             { background: rgba(192, 57, 43, 0.2); color: #f0a099; }
.badge-scheduled        { background: rgba(180, 140, 0, 0.2); color: #e8c66b; }
.badge-ended            { background: rgba(100, 100, 100, 0.2); color: var(--color-muted); }

/* Badges de rôle */
.badge-superadmin  { background: rgba(212, 175, 55, 0.25); color: var(--color-gold); }
.badge-admin       { background: rgba(155, 89, 182, 0.2); color: #d7a8f0; }
.badge-secretary   { background: rgba(41, 128, 185, 0.2); color: #90c4e4; }
.badge-moderator   { background: rgba(39, 174, 96, 0.15); color: #6fdba0; }
.badge-worker      { background: rgba(100, 100, 100, 0.2); color: var(--color-muted); }
.badge-fidele      { background: rgba(20, 26, 64, 0.5); color: var(--color-muted); border: 1px solid var(--color-border); }

/* ════════════════════════════════════════════════
   14. TABLEAU
════════════════════════════════════════════════ */

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.table th {
  background: var(--color-panel);
  color: var(--color-muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.7rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid rgba(212, 175, 55, 0.08);
  color: var(--color-ivory);
  vertical-align: middle;
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table tbody tr:hover td {
  background: rgba(212, 175, 55, 0.04);
}

/* ════════════════════════════════════════════════
   15. INDICATEUR D'ÉTAPES (steps 1-2-3)
════════════════════════════════════════════════ */

.steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: var(--space-xl);
  counter-reset: steps;
}

.steps__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  flex: 1;
  position: relative;
}

.steps__item:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 16px;
  left: calc(50% + 20px);
  right: calc(-50% + 20px);
  height: 1px;
  background: var(--color-border);
}

.steps__item.steps__item--done::after {
  background: var(--color-gold-dim);
}

.steps__num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-muted);
  background: var(--color-panel);
  position: relative;
  z-index: 1;
}

.steps__item--active .steps__num {
  border-color: var(--color-gold);
  color: var(--color-gold);
  background: var(--color-card);
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.3);
}

.steps__item--done .steps__num {
  border-color: var(--color-gold-dim);
  color: var(--color-bg);
  background: var(--color-gold-dim);
}

.steps__label {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  text-align: center;
}

.steps__item--active .steps__label {
  color: var(--color-gold);
}

/* ════════════════════════════════════════════════
   16. BOÎTE DE CONSENTEMENT
════════════════════════════════════════════════ */

.consent-box {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  max-height: 340px;
  overflow-y: auto;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--color-muted);
  margin-bottom: var(--space-lg);
  scroll-behavior: smooth;
}

.consent-box::-webkit-scrollbar {
  width: 6px;
}
.consent-box::-webkit-scrollbar-track {
  background: var(--color-card);
}
.consent-box::-webkit-scrollbar-thumb {
  background: var(--color-gold-dim);
  border-radius: 3px;
}

.consent-box h3, .consent-box h4 {
  color: var(--color-ivory);
  margin-bottom: var(--space-sm);
  margin-top: var(--space-md);
  font-size: 1rem;
}

.consent-notice {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.6rem 0.9rem;
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
}

/* ════════════════════════════════════════════════
   17. DIAMANT / MOTIF DÉCORATIF
════════════════════════════════════════════════ */

.diamond {
  color: var(--color-gold);
  font-size: 1rem;
  display: inline-block;
  line-height: 1;
}

.diamond--lg { font-size: 1.6rem; }
.diamond--sm { font-size: 0.7rem; }

/* Séparateur décoratif */
.gold-rule {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

.gold-rule::before,
.gold-rule::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.price {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-gold);
  letter-spacing: -0.01em;
}

.price--sm {
  font-size: 1.2rem;
}

.price__currency {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-muted);
}

/* ════════════════════════════════════════════════
   18. PIED DE PAGE
════════════════════════════════════════════════ */

.site-footer {
  background: var(--color-panel);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.footer-divider {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.footer-rule {
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.footer-brand {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.footer-cause {
  font-size: 0.85rem;
  color: var(--color-muted);
  max-width: 560px;
  margin-inline: auto;
  font-style: italic;
  line-height: 1.7;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm) var(--space-lg);
  margin-bottom: var(--space-xl);
}

.footer-nav a {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  transition: color var(--transition);
}

.footer-nav a:hover {
  color: var(--color-gold);
}

.footer-lang {
  justify-content: center;
  margin-bottom: var(--space-xl);
}

.footer-copy {
  text-align: center;
  font-size: 0.78rem;
  color: var(--color-muted);
  margin: 0;
}

/* ════════════════════════════════════════════════
   19. LAYOUT ADMIN (sidebar)
════════════════════════════════════════════════ */

.admin-body {
  background: var(--color-bg);
  overflow-x: hidden;
}

.admin-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

/* ─── Sidebar ─── */
.sidebar {
  background: var(--color-panel);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.2rem;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  text-decoration: none;
}

.sidebar-badge {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(212, 175, 55, 0.15);
  color: var(--color-gold);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 0.15rem 0.5rem;
}

.sidebar-nav {
  list-style: none;
  padding: 0.75rem 0;
  flex: 1;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.6rem 1.2rem;
  font-size: 0.84rem;
  color: var(--color-muted);
  text-decoration: none;
  transition: color var(--transition), background var(--transition);
  border-left: 2px solid transparent;
}

.sidebar-link:hover {
  color: var(--color-ivory);
  background: rgba(212, 175, 55, 0.05);
}

.sidebar-link--active {
  color: var(--color-gold);
  border-left-color: var(--color-gold);
  background: rgba(212, 175, 55, 0.08);
}

.sidebar-icon {
  width: 16px;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.7;
}

.sidebar-footer {
  padding: 0.75rem 0;
  border-top: 1px solid var(--color-border);
}

/* ─── Zone de contenu admin ─── */
.admin-content {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow: hidden;
}

.admin-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: 0 var(--space-xl);
  height: var(--nav-height);
  background: var(--color-panel);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.admin-topbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.admin-user {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.admin-user__name {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.admin-main {
  flex: 1;
  padding: var(--space-xl);
  overflow-x: auto;
}

/* ════════════════════════════════════════════════
   20. UTILITAIRES
════════════════════════════════════════════════ */

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mt-4 { margin-top: var(--space-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }
.mb-4 { margin-bottom: var(--space-xl); }

.gap-1 { gap: var(--space-sm); }
.gap-2 { gap: var(--space-md); }
.gap-3 { gap: var(--space-lg); }

.flex       { display: flex; }
.flex-wrap  { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-end     { justify-content: flex-end; }
.justify-center  { justify-content: center; }

.w-full { width: 100%; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ════════════════════════════════════════════════
   21. RESPONSIVE
════════════════════════════════════════════════ */

/* Tablette (≤ 900px) */
@media (max-width: 1024px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    display: none; position: fixed; top: var(--nav-height); left: 0; right: 0;
    background: var(--color-panel); border-bottom: 1px solid var(--color-border);
    flex-direction: column; align-items: flex-start; padding: var(--space-md);
    gap: 0; z-index: 999; box-shadow: 0 8px 24px rgba(0,0,0,0.4); max-height: 80vh; overflow-y: auto;
  }
  .nav-menu.nav-menu--open { display: flex; }
  .nav-menu li { width: 100%; }
  .nav-menu .nav-link {
    padding: 0.65rem var(--space-md); width: 100%; font-size: 0.9rem;
    border-bottom: 1px solid rgba(212,175,55,0.06);
  }
  .nav-right { gap: var(--space-sm); }
  .nav-auth { gap: 0.35rem; }
  .nav-auth .nav-link { font-size: 0.72rem; }
}

@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }

  /* Admin: sidebar effondrable en overlay */
  .admin-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    left: -260px;
    top: 0;
    z-index: 2000;
    width: 240px;
    height: 100vh;
    transition: left 0.25s ease;
    box-shadow: 4px 0 24px rgba(0,0,0,0.5);
  }

  .sidebar.sidebar--open {
    left: 0;
  }

  .admin-content {
    width: 100%;
  }
}

/* Mobile (≤ 640px) */
@media (max-width: 640px) {
  :root {
    --space-lg:  1.25rem;
    --space-xl:  2rem;
    --space-2xl: 3rem;
  }

  .container {
    padding-inline: var(--space-md);
  }

  /* Navigation mobile */
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-panel);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-md);
    gap: 0;
    z-index: 999;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  }

  .nav-menu.nav-menu--open {
    display: flex;
  }

  .nav-menu li { width: 100%; }

  .nav-link {
    padding: 0.65rem var(--space-md);
    width: 100%;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(212, 175, 55, 0.06);
  }

  .nav-right {
    display: none;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .steps {
    gap: 0;
  }

  .steps__item:not(:last-child)::after {
    display: none;
  }

  .steps {
    flex-direction: row;
    overflow-x: auto;
  }

  .admin-main {
    padding: var(--space-md);
  }

  .admin-topbar {
    padding: 0 var(--space-md);
  }

  .card {
    padding: var(--space-lg);
  }

  .btn--lg {
    padding: 0.7rem 1.5rem;
    font-size: 0.9rem;
  }
}


/* ── Grouped nav dropdowns ─────────────────────────────── */
.nav-item { position: relative; }
.nav-caret { font-size: .68em; opacity: .65; }
.nav-dropdown {
  position: absolute; top: 100%; left: 0; min-width: 210px;
  background: var(--color-panel); border: 1px solid var(--color-border);
  border-radius: 10px; box-shadow: 0 12px 32px rgba(0,0,0,.5);
  padding: .4rem; margin: 0; list-style: none; display: none; z-index: 1000;
}
.nav-item--has-children:hover > .nav-dropdown,
.nav-item--has-children:focus-within > .nav-dropdown { display: block; }
.nav-dropdown__link {
  display: block; padding: .55rem .8rem; border-radius: 6px;
  color: var(--color-muted); text-decoration: none; font-size: .82rem;
  letter-spacing: .04em; white-space: nowrap; transition: all var(--transition);
}
.nav-dropdown__link:hover { background: rgba(212,175,55,.12); color: var(--color-gold); }

@media (max-width: 1024px) {
  .nav-caret { display: none; }
  .nav-item--has-children > .nav-dropdown {
    position: static; display: block; box-shadow: none; border: 0;
    background: transparent; padding: 0 0 .25rem 1rem; min-width: 0;
  }
  .nav-dropdown__link { padding: .5rem .25rem; font-size: .85rem; }
}


/* ── Compact language dropdown ─────────────────────────── */
.lang-dd { position: relative; }
.lang-dd:hover > .lang-dropdown, .lang-dd:focus-within > .lang-dropdown { display: block; }
.lang-dropdown { left: auto; right: 0; min-width: 168px; }
.lang-trigger {
  background: none; border: 0; color: var(--color-muted); cursor: pointer;
  font: inherit; letter-spacing: .04em; padding: .35rem .5rem; white-space: nowrap;
  display: inline-flex; align-items: center; gap: .35rem;
}
.lang-trigger:hover { color: var(--color-gold); }


/* ── Mobile menu: language + auth inside hamburger ─────── */
.nav-mobile-only { display: none; }
@media (max-width: 1024px) {
  .nav-right { display: none !important; }
  .nav-menu .nav-mobile-only { display: block; width: 100%; }
  .nav-mobile-sep { border-top: 1px solid var(--color-border); margin-top: .5rem; padding-top: .6rem; }
  .nav-mobile-lang { display: flex; gap: .4rem; padding: .4rem var(--space-md); flex-wrap: wrap; }
  .nav-mobile-lang a { padding: .4rem .7rem; border: 1px solid var(--color-border); border-radius: 6px; color: var(--color-muted); text-decoration: none; font-size: .82rem; letter-spacing: .05em; }
  .nav-mobile-lang a.nav-mobile-lang--active { color: var(--color-gold); border-color: var(--color-gold); }
}

@media (max-width: 1024px) {
  .nav-menu .nav-mobile-langtop { display: block; width: 100%; border-bottom: 1px solid var(--color-border); margin-bottom: .3rem; padding-bottom: .4rem; }
}

img{ -webkit-user-drag:none; user-drag:none; -webkit-touch-callout:none; }