/* ==========================================================================
   css/layout.css — Topbar, Shell, Grilles Layout A (Ichika, Diantha) & Layout B (Lusamine)
   ========================================================================== */

/* Topbar Globale */
.app-topbar {
  background-color: var(--topbar-bg);
  color: var(--topbar-text);
  padding: 11px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 12.5px;
  position: relative;
  width: 100%;
  box-sizing: border-box;
  margin: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: background-color var(--transition-theme), color var(--transition-theme);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-shrink: 0;
}

.topbar-user {
  font-weight: 600;
  font-size: 12.5px;
  letter-spacing: 0.4px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.topbar-user svg {
  width: 15px;
  height: 15px;
  color: var(--topbar-muted);
}

.topbar-logo {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: 14px;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  padding: 2px 6px;
  border-radius: var(--radius-xs);
}

.topbar-center {
  display: flex;
  align-items: center;
  gap: 20px;
  flex: 1;
  max-width: 640px;
  min-width: 0;
  margin: 0 16px;
}

.topbar-kanji {
  font-size: 11.5px;
  color: var(--topbar-muted);
  letter-spacing: 1.2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 500;
}

.topbar-slider-track {
  flex: 1;
  height: 3px;
  background-color: var(--topbar-slider);
  border-radius: var(--radius-pill);
  position: relative;
  overflow: hidden;
}

.topbar-slider-fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 45%;
  background: var(--grad);
  border-radius: var(--radius-pill);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

/* Switcher de Thème */
.theme-switch-group {
  display: flex;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.06);
  padding: 3px;
  border-radius: var(--radius-pill);
  gap: 2px;
}

.theme-tab-btn {
  padding: 5px 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--topbar-muted);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
}

.theme-tab-btn:hover {
  color: var(--topbar-text);
  background-color: rgba(255, 255, 255, 0.05);
}

.theme-tab-btn[aria-selected="true"] {
  background: var(--accent);
  color: var(--accent-contrast);
  box-shadow: 0 2px 10px var(--accent-glow);
}

/* Conteneur Global & Shell */
.app-container {
  width: 100%;
  max-width: 1420px;
  margin: 0 auto;
  padding: 28px 32px 56px;
  position: relative;
}

/* Shell Principal : Transparent et aéré sur Ichika/Diantha (Inspi 2), Encadré sur Lusamine (Inspi 1) */
.app-shell {
  background-color: var(--shell-bg);
  border: 1px solid var(--shell-border);
  box-shadow: var(--shell-shadow);
  border-radius: var(--radius-shell);
  padding: 8px 0;
  position: relative;
  z-index: 10;
  transition: background-color var(--transition-theme), border-color var(--transition-theme), box-shadow var(--transition-theme), padding var(--transition-theme);
}

html[data-theme="lusamine"] .app-shell {
  padding: var(--pad-shell);
}

/* Header du Shell (Aligné au-dessus des colonnes, sans ligne de séparation dure comme l'inspi 2) */
.shell-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 22px;
  padding-bottom: 4px;
  border-bottom: none;
}

/* En Layout A, décaler légèrement le titre DASHBOARD pour l'aligner avec la colonne centrale (après la sidebar pilule) */
@media (min-width: 768px) {

  html[data-theme="ichika"] .shell-header,
  html[data-theme="diantha"] .shell-header {
    padding-left: calc(68px + var(--gap-grid));
  }
}

.shell-header-left {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.breadcrumb-title {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb-title .active-crumb {
  color: var(--text);
  font-weight: 700;
}

/* Sélecteur de Serveur Accessible */
.server-select-wrapper {
  position: relative;
}

.server-select-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--surface);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  box-shadow: var(--card-shadow);
  transition: all var(--transition-fast);
}

.server-select-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--card-shadow-hover);
}

.server-select-btn svg {
  width: 14px;
  height: 14px;
  color: var(--muted);
  transition: transform var(--transition-fast);
}

.server-select-btn[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.server-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background-color: var(--surface);
  border-radius: var(--radius-sm);
  box-shadow: var(--card-shadow-hover);
  padding: 6px;
  z-index: 100;
  display: none;
}

.server-dropdown-menu.is-open {
  display: block;
}

.server-option-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius-xs);
  font-size: 12px;
  font-weight: 500;
  color: var(--text);
  text-align: left;
}

.server-option-btn:hover,
.server-option-btn[aria-selected="true"] {
  background-color: var(--input-bg);
  color: var(--accent);
}

/* Header Droite : Pagination & Date */
.shell-header-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.pagination-group {
  display: flex;
  align-items: center;
  gap: 4px;
  background-color: transparent;
  padding: 2px;
  border-radius: var(--radius-pill);
}

.page-tab-btn {
  padding: 5px 10px;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
}

.page-tab-btn:hover {
  color: var(--text);
}

.page-tab-btn[aria-selected="true"] {
  background-color: var(--surface);
  color: var(--accent-2);
  box-shadow: var(--card-shadow);
}

.header-date {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.header-date svg {
  width: 14px;
  height: 14px;
  color: var(--muted);
}

/* Structure Principale du Dashboard : Sidebar + Grille */
.dashboard-layout {
  display: flex;
  gap: var(--gap-grid);
  position: relative;
  align-items: flex-start;
}

/* ==========================================================================
   SIDEBAR : LAYOUT A (Pilule étroite flottante) vs LAYOUT B (Blanche avec labels)
   ========================================================================== */

.app-nav {
  display: flex;
  flex-shrink: 0;
  z-index: 40;
  transition: width var(--transition-theme), background-color var(--transition-theme), border-radius var(--transition-theme), padding var(--transition-theme);
}

@media (min-width: 768px) {
  .app-nav {
    flex-direction: column;
    position: sticky;
    top: 24px;
  }

  /* Layout A (Ichika & Diantha) : Pilule Icônes Flottante fidèle à l'inspi 2 */
  html[data-theme="ichika"] .app-nav,
  html[data-theme="diantha"] .app-nav {
    width: 68px;
    min-height: 620px;
    background-color: var(--sidebar-bg);
    box-shadow: var(--sidebar-shadow);
    border-radius: var(--radius-pill);
    padding: 16px 10px 22px;
    align-items: center;
    gap: 18px;
  }

  /* Avatar en haut de la sidebar en Layout A */
  .sidebar-avatar-wrapper {
    position: relative;
    width: 46px;
    height: 46px;
    border-radius: var(--radius-pill);
    margin-bottom: 6px;
  }

  .sidebar-avatar-img {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-pill);
    object-fit: cover;
    object-position: top;
    border: 2px solid var(--surface);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  }

  .sidebar-avatar-status {
    position: absolute;
    bottom: 1px;
    right: 1px;
    width: 11px;
    height: 11px;
    background-color: var(--status-online);
    border: 2px solid var(--surface);
    border-radius: 50%;
  }

  /* Masquer les labels textuels et brand en Layout A */
  html[data-theme="ichika"] .app-nav .nav-brand-block,
  html[data-theme="diantha"] .app-nav .nav-brand-block,
  html[data-theme="ichika"] .app-nav .nav-label,
  html[data-theme="diantha"] .app-nav .nav-label,
  html[data-theme="ichika"] .app-nav .nav-footer-extra,
  html[data-theme="diantha"] .app-nav .nav-footer-extra {
    display: none;
  }

  /* Liste de liens nav */
  .nav-links-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    list-style: none;
    align-items: center;
  }

  .nav-item {
    width: 100%;
    display: flex;
    justify-content: center;
    position: relative;
  }

  .nav-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-pill);
    color: var(--sidebar-item-color);
    position: relative;
    transition: all var(--transition-fast);
  }

  .nav-btn svg {
    width: 19px;
    height: 19px;
    flex-shrink: 0;
  }

  .nav-btn:hover {
    background-color: var(--sidebar-item-hover);
    color: var(--text);
  }

  /* Bouton actif doux */
  .nav-btn[aria-current="page"] {
    background: var(--sidebar-item-active-bg);
    color: var(--sidebar-item-active-color);
    box-shadow: 0 4px 12px var(--accent-glow);
  }

  /* Tooltip accessible sur hover et focus en Layout A */
  .nav-tooltip {
    position: absolute;
    left: calc(100% + 14px);
    top: 50%;
    transform: translateY(-50%) translateX(-6px);
    background-color: var(--topbar-bg);
    color: var(--topbar-text);
    padding: 5px 10px;
    border-radius: var(--radius-xs);
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    z-index: 120;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  }

  .nav-btn:hover .nav-tooltip,
  .nav-btn:focus-visible .nav-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(0);
  }

  .nav-spacer {
    flex: 1;
    min-height: 24px;
  }

  .nav-logout-btn {
    margin-top: auto;
  }

  /* ==========================================================================
     LAYOUT B (LUSAMINE) : Sidebar Blanche Arrondie avec Labels & Brand (Inspi 1)
     ========================================================================== */
  html[data-theme="lusamine"] .app-nav {
    width: 220px;
    background-color: var(--sidebar-bg);
    box-shadow: var(--sidebar-shadow);
    border-radius: var(--radius-card);
    padding: 24px 16px;
    align-items: stretch;
    gap: 16px;
  }

  html[data-theme="lusamine"] .app-nav .sidebar-avatar-wrapper {
    display: none;
  }

  /* Brand Block pour Lusamine */
  .nav-brand-block {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 14px;
  }

  .nav-brand-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    object-fit: cover;
    object-position: top;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  }

  .nav-brand-texts {
    display: flex;
    flex-direction: column;
  }

  .nav-brand-title {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
  }

  .nav-brand-sub {
    font-size: 10.5px;
    font-weight: 500;
    color: var(--muted);
  }

  /* Liens en Layout B */
  html[data-theme="lusamine"] .app-nav .nav-links-list {
    align-items: stretch;
    gap: 6px;
  }

  html[data-theme="lusamine"] .app-nav .nav-btn {
    width: 100%;
    height: 40px;
    justify-content: flex-start;
    padding: 0 14px;
    gap: 12px;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 12.5px;
  }

  html[data-theme="lusamine"] .app-nav .nav-label {
    display: inline-block;
    white-space: nowrap;
  }

  html[data-theme="lusamine"] .app-nav .nav-tooltip {
    display: none;
  }

  /* Footer Extra en Layout B */
  .nav-footer-extra {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: auto;
    padding-top: 14px;
  }

  .nav-notif-cta {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-radius: var(--radius-pill);
    background: var(--grad);
    color: #ffffff;
    font-weight: 600;
    font-size: 12px;
    box-shadow: 0 6px 16px rgba(251, 146, 60, 0.25);
  }

  .nav-notif-cta svg {
    width: 16px;
    height: 16px;
  }

  .nav-badge-count {
    background-color: rgba(255, 255, 255, 0.28);
    padding: 2px 7px;
    border-radius: var(--radius-pill);
    font-size: 10.5px;
    font-weight: 700;
  }

  .nav-utility-row {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .nav-sq-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background-color: var(--surface-alt);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-sq-btn:hover {
    background-color: var(--accent);
    color: #ffffff;
  }

  .nav-sq-btn svg {
    width: 17px;
    height: 17px;
  }
}

/* ==========================================================================
   GRILLE DU CONTENU PRINCIPAL
   ========================================================================== */
.main-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--gap-grid);
}

/* Grille 3 Colonnes Aérées */
.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 1.05fr) minmax(0, 1.15fr);
  gap: var(--gap-grid);
  align-items: start;
}

/* Colonnes */
.grid-col {
  display: flex;
  flex-direction: column;
  gap: var(--gap-grid);
  min-width: 0;
}

/* ==========================================================================
   PERSO LATÉRAL LUSAMINE (Fixé en bas à droite, visible >= 1600px uniquement)
   ========================================================================== */
.lusamine-side-character {
  position: fixed;
  right: 16px;
  bottom: 0;
  height: clamp(320px, 42vh, 480px);
  max-width: 340px;
  width: auto;
  pointer-events: none;
  z-index: 90;
  display: none;
  filter: drop-shadow(0 16px 28px rgba(14, 116, 144, 0.18));
}

@media (min-width: 1600px) {
  html[data-theme="lusamine"] .lusamine-side-character {
    display: block;
  }
}