/* styles.css — base + composants réutilisables du back-office et de la page publique */

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .font-display {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-ink);
  margin: 0;
}

a { color: inherit; }

button {
  font-family: var(--font-body);
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ---------------------------------------------------------------------- */
/* Layout applicatif (back-office)                                        */
/* ---------------------------------------------------------------------- */

.app-shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  padding: var(--space-5) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-2);
}

.sidebar-logo-mark {
  width: 26px;
  height: 26px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.sidebar-logo-word {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  color: var(--color-ink);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-3);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-ink-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: background 0.15s ease, color 0.15s ease;
}

.sidebar-nav a:hover {
  background: var(--color-surface-muted);
  color: var(--color-ink);
}

.sidebar-nav a.active {
  background: var(--color-accent-soft);
  color: var(--color-accent-strong);
}

.sidebar-nav svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.main {
  flex: 1;
  min-width: 0;
}

.topbar {
  height: var(--header-height);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
}

.content {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-6);
}

.page-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-5);
}

.page-header h1 {
  font-size: var(--text-2xl);
}

.page-header p {
  color: var(--color-ink-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-1);
}

/* ---------------------------------------------------------------------- */
/* Composant : Card                                                        */
/* ---------------------------------------------------------------------- */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  overflow-x: auto;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.card-header h3 {
  font-size: var(--text-base);
  font-weight: 600;
}

.grid {
  display: grid;
  gap: var(--space-4);
}

.grid-kpi { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

/* ---------------------------------------------------------------------- */
/* Composant : KPIStat                                                     */
/* ---------------------------------------------------------------------- */

.kpi-stat .kpi-value {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: var(--color-ink);
}

.kpi-stat .kpi-label {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  margin-top: var(--space-1);
}

/* ---------------------------------------------------------------------- */
/* Composant : StatusBadge — pastille discrète + point coloré              */
/* ---------------------------------------------------------------------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: 999px;
  font-size: var(--text-xs);
  font-weight: 600;
  background: var(--color-surface-muted);
  color: var(--color-ink-muted);
  border: 1px solid var(--color-border);
  white-space: nowrap;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.badge-accent { color: var(--color-accent-strong); background: var(--color-accent-soft); border-color: transparent; }
.badge-success { color: var(--color-success); background: var(--color-success-soft); border-color: transparent; }
.badge-warning { color: var(--color-warning); background: var(--color-warning-soft); border-color: transparent; }
.badge-danger { color: var(--color-danger); background: var(--color-danger-soft); border-color: transparent; }
.badge-info { color: var(--color-info); background: var(--color-info-soft); border-color: transparent; }

/* ---------------------------------------------------------------------- */
/* Composant : Button                                                      */
/* ---------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.btn-primary { background: var(--color-accent); color: #fff; }
.btn-primary:hover { background: var(--color-accent-strong); }

.btn-secondary { background: var(--color-surface); color: var(--color-ink); border-color: var(--color-border-strong); }
.btn-secondary:hover { background: var(--color-surface-muted); }

.btn-ghost { background: transparent; color: var(--color-ink-muted); }
.btn-ghost:hover { color: var(--color-ink); background: var(--color-surface-muted); }

.btn-whatsapp { background: var(--color-success-soft); color: var(--color-success); }
.btn-whatsapp:hover { background: #d7e6d6; }

/* ---------------------------------------------------------------------- */
/* Composant : Table                                                       */
/* ---------------------------------------------------------------------- */

.table { width: 100%; border-collapse: collapse; }
.table th {
  text-align: left;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
  font-weight: 600;
  padding: var(--space-3) var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
.table td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-sm);
}
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--color-surface-muted); }

/* ---------------------------------------------------------------------- */
/* Composant : Timeline                                                    */
/* ---------------------------------------------------------------------- */

.timeline { display: flex; flex-direction: column; }
.timeline-item {
  display: flex;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
  position: relative;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: 5px;
  top: 16px;
  bottom: 0;
  width: 1px;
  background: var(--color-border);
}
.timeline-item:last-child::before { display: none; }
.timeline-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  border: 2px solid var(--color-accent);
  flex-shrink: 0;
  margin-top: 4px;
}
.timeline-time { font-size: var(--text-xs); color: var(--color-ink-faint); }
.timeline-text { font-size: var(--text-sm); }

/* ---------------------------------------------------------------------- */
/* Composant : EmptyState                                                  */
/* ---------------------------------------------------------------------- */

.empty-state {
  text-align: center;
  padding: var(--space-7) var(--space-5);
  color: var(--color-ink-muted);
}
.empty-state h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-ink);
  font-weight: 600;
  margin-bottom: var(--space-1);
}
.empty-state p { font-size: var(--text-sm); margin: 0 0 var(--space-4); }

/* ---------------------------------------------------------------------- */
/* Page publique de réservation — mobile-first                             */
/* ---------------------------------------------------------------------- */

.public-shell {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--color-bg);
  padding-bottom: var(--space-7);
}

.public-header {
  padding: var(--space-6) var(--space-5) var(--space-5);
  text-align: center;
}

.public-header .avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--color-accent-soft);
  margin: 0 auto var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-strong);
  font-family: var(--font-display);
  font-size: var(--text-xl);
}

.public-header h1 {
  font-size: var(--text-xl);
}

.public-header p {
  color: var(--color-ink-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-2);
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: 0 var(--space-4);
}

.service-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  text-align: left;
  width: 100%;
}

.service-card .service-name {
  font-weight: 600;
  font-size: var(--text-base);
}

.service-card .service-price {
  color: var(--color-ink-muted);
  font-size: var(--text-sm);
  margin-top: 2px;
}

.service-card .service-arrow {
  color: var(--color-ink-faint);
}

.public-section-title {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
  font-weight: 600;
  padding: 0 var(--space-4);
  margin: var(--space-5) 0 var(--space-3);
}

/* ---------------------------------------------------------------------- */
/* Composant : Modal                                                       */
/* ---------------------------------------------------------------------- */

.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(36, 31, 28, 0.45);
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: var(--space-4);
}

.modal-overlay.open { display: flex; }

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  width: 100%;
  max-width: 440px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-md);
}

/* ---------------------------------------------------------------------- */
/* Composant : Formulaire                                                  */
/* ---------------------------------------------------------------------- */

.form-group { margin-bottom: var(--space-4); }

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.form-input {
  width: 100%;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  background: var(--color-surface);
  color: var(--color-ink);
}

.form-input:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
  border-color: var(--color-accent);
}

textarea.form-input { resize: vertical; min-height: 80px; }

/* ---------------------------------------------------------------------- */
/* Composant : Kanban (Pipeline)                                           */
/* ---------------------------------------------------------------------- */

.kanban-board {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  padding-bottom: var(--space-3);
  align-items: flex-start;
}

.kanban-column {
  background: var(--color-surface-muted);
  border-radius: var(--radius-lg);
  min-width: 240px;
  max-width: 240px;
  flex-shrink: 0;
  padding: var(--space-3);
}

.kanban-column-header {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-ink-muted);
  padding: var(--space-2) var(--space-2) var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.kanban-count {
  background: var(--color-surface);
  border-radius: 999px;
  padding: 0 var(--space-2);
  font-size: var(--text-xs);
}

.kanban-column-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-height: 40px;
  border-radius: var(--radius-md);
  transition: background 0.15s ease;
}

.kanban-column-body.drag-over {
  background: var(--color-accent-soft);
}

.kanban-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  cursor: grab;
  box-shadow: var(--shadow-sm);
}

.kanban-card.dragging { opacity: 0.4; }

.kanban-card-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink);
}

.kanban-card-meta {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  margin-top: var(--space-1);
}

/* ---------------------------------------------------------------------- */
/* Écran d'authentification (connexion / inscription)                     */
/* ---------------------------------------------------------------------- */

.auth-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  padding: var(--space-4);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-7) var(--space-6);
  box-shadow: var(--shadow-md);
}

.auth-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.auth-logo svg { width: 26px; height: 26px; color: var(--color-accent); }
.auth-logo span { font-family: var(--font-display); font-style: italic; font-size: var(--text-xl); }

.auth-tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.auth-tab {
  flex: 1;
  text-align: center;
  padding: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink-muted);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  background: none;
  border-top: none; border-left: none; border-right: none;
  font-family: var(--font-body);
}

.auth-tab.active {
  color: var(--color-accent-strong);
  border-bottom-color: var(--color-accent);
}

.auth-error {
  background: var(--color-danger-soft);
  color: var(--color-danger);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

/* ---------------------------------------------------------------------- */
/* Responsive                                                              */
/* ---------------------------------------------------------------------- */

@media (max-width: 860px) {
  .app-shell { flex-direction: column; }

  .sidebar {
    width: 100%;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-3) var(--space-4);
    position: sticky;
    top: 0;
    z-index: 10;
  }

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

  .sidebar-nav a span { display: none; }

  .content { padding: var(--space-4); }
}