/**
 * sys.quebec - Composants UX partagés
 * Source de vérité pour tous les éléments d'interface utilisateur
 * 
 * Usage: <link rel="stylesheet" href="/ux/ux-components.css?<?= filemtime($_SERVER['DOCUMENT_ROOT'] . '/ux/ux-components.css') ?>">
 * 
 * Ce fichier est conçu pour être embeddable dans des exports HTML standalone.
 * Toutes les icônes sont en SVG inline, jamais d'emojis ou caractères graphiques.
 * 
 * PERSONNALISATION PAR APP:
 * Les apps peuvent définir --accent dans leur CSS pour personnaliser:
 * - La couleur du toast undo (bouton + barre de progression)
 * Exemple: :root { --accent: #7C4DFF; }
 */

/* ============================
   VARIABLES UX (à ne pas surcharger)
   ============================ */

:root {
    /* Couleurs de boutons standard */
    --ux-btn-default: #2ECC71;
    --ux-btn-default-hover: #27AE60;
    --ux-btn-primary: #3498DB;
    --ux-btn-primary-hover: #2980B9;
    --ux-btn-secondary: rgba(255, 255, 255, 0.08);
    --ux-btn-secondary-hover: rgba(255, 255, 255, 0.15);
    --ux-btn-danger: #E74C3C;
    --ux-btn-danger-hover: #C0392B;
    --ux-btn-purple: #8b5cf6;
    --ux-btn-purple-hover: #7c3aed;
    --ux-btn-pink: #ec4899;
    --ux-btn-pink-hover: #db2777;
    --ux-btn-orange: #F39C12;
    --ux-btn-orange-hover: #E67E22;
    --ux-btn-cyan: #00BCD4;
    --ux-btn-cyan-hover: #00ACC1;
    
    /* Couleurs de feedback */
    --ux-success: #2ECC71;
    --ux-error: #E74C3C;
    --ux-warning: #F39C12;
    --ux-info: #3498DB;
    
    /* Transitions */
    --ux-transition-fast: 0.15s ease;
    --ux-transition-normal: 0.25s ease;
}

/* ============================
   BOUTONS STANDARD
   ============================ */

.ux-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--ux-transition-fast);
    user-select: none;
    white-space: nowrap;
}

.ux-btn svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    flex-shrink: 0;
}

/* Bouton par défaut = Vert (action principale) */
.ux-btn-default, .ux-btn {
    background: var(--ux-btn-default);
    color: white;
}
.ux-btn-default:hover, .ux-btn:hover {
    background: var(--ux-btn-default-hover);
    transform: translateY(-1px);
}

/* Bouton primaire = Bleu */
.ux-btn-primary {
    background: var(--ux-btn-primary);
    color: white;
}
.ux-btn-primary:hover {
    background: var(--ux-btn-primary-hover);
    transform: translateY(-1px);
}

/* Bouton secondaire */
.ux-btn-secondary {
    background: var(--ux-btn-secondary);
    color: var(--text-primary, #f0f0f5);
    border: 1px solid rgba(255, 255, 255, 0.08);
}
.ux-btn-secondary:hover {
    background: var(--ux-btn-secondary-hover);
    border-color: rgba(255, 255, 255, 0.15);
}

/* Bouton danger */
.ux-btn-danger {
    background: var(--ux-btn-danger);
    color: white;
}
.ux-btn-danger:hover {
    background: var(--ux-btn-danger-hover);
    transform: translateY(-1px);
}

/* Variations de couleur */
.ux-btn-purple {
    background: var(--ux-btn-purple);
    color: white;
}
.ux-btn-purple:hover {
    background: var(--ux-btn-purple-hover);
    transform: translateY(-1px);
}

.ux-btn-pink {
    background: var(--ux-btn-pink);
    color: white;
}
.ux-btn-pink:hover {
    background: var(--ux-btn-pink-hover);
    transform: translateY(-1px);
}

.ux-btn-orange {
    background: var(--ux-btn-orange);
    color: white;
}
.ux-btn-orange:hover {
    background: var(--ux-btn-orange-hover);
    transform: translateY(-1px);
}

.ux-btn-cyan {
    background: var(--ux-btn-cyan);
    color: white;
}
.ux-btn-cyan:hover {
    background: var(--ux-btn-cyan-hover);
    transform: translateY(-1px);
}

/* Tailles de boutons */
.ux-btn-sm {
    padding: 8px 14px;
    font-size: 13px;
}

.ux-btn-lg {
    padding: 16px 28px;
    font-size: 16px;
}

/* ============================
   SLIDE-TO-DELETE
   ============================ */

.ux-slide-delete-container {
    position: relative;
    display: inline-flex;
    align-items: center;
    min-width: 210px;
    height: 38px;
}

.ux-slide-delete-btn {
    position: absolute;
    right: 0;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 9px 14px;
    background: var(--ux-btn-danger);
    border: none;
    border-radius: 8px;
    color: white;
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1), background 0.15s ease;
    user-select: none;
    z-index: 2;
    white-space: nowrap;
}

.ux-slide-delete-btn:hover {
    background: var(--ux-btn-danger-hover);
}

.ux-slide-delete-btn svg {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    flex-shrink: 0;
}

.ux-slide-delete-confirm {
    position: absolute;
    right: 10px;
    padding: 8px 0;
    color: #f87171;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.2s ease 0.15s;
    z-index: 1;
}

/* État révélé */
.ux-slide-delete-container.revealed .ux-slide-delete-btn {
    right: calc(100% - 105px);
}

.ux-slide-delete-container.revealed .ux-slide-delete-confirm {
    opacity: 1;
}

/* ============================
   CHECKBOXES & TOGGLES
   ============================ */

.ux-checkbox-group,
.ux-toggle-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ux-checkbox-item,
.ux-toggle-item {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    user-select: none;
}

.ux-checkbox-item input,
.ux-toggle-item input {
    position: fixed;
    opacity: 0;
    pointer-events: none;
    width: 0;
    height: 0;
    margin: 0;
    padding: 0;
}

.ux-checkbox-custom {
    width: 22px;
    height: 22px;
    border: 2px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--ux-transition-fast), border-color var(--ux-transition-fast);
    flex-shrink: 0;
}

.ux-checkbox-item input:checked + .ux-checkbox-custom {
    background: var(--ux-btn-default);
    border-color: var(--ux-btn-default);
}

.ux-checkbox-custom::after {
    content: '';
    width: 12px;
    height: 12px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0;
    transition: opacity var(--ux-transition-fast);
}

.ux-checkbox-item input:checked + .ux-checkbox-custom::after {
    opacity: 1;
}

/* Toggle switch */
.ux-toggle-switch {
    width: 44px;
    height: 24px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    position: relative;
    transition: all var(--ux-transition-fast);
    flex-shrink: 0;
}

.ux-toggle-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: #8888a0;
    border-radius: 50%;
    transition: all var(--ux-transition-fast);
}

.ux-toggle-item input:checked + .ux-toggle-switch {
    background: rgba(46, 204, 113, 0.3);
}

.ux-toggle-item input:checked + .ux-toggle-switch::after {
    left: 22px;
    background: var(--ux-btn-default);
}

/* ============================
   DIALOGUES
   ============================ */

.ux-dialog-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.ux-dialog-overlay.visible {
    opacity: 1;
}

.ux-dialog-overlay.closing {
    opacity: 0;
}

.ux-dialog {
    position: absolute;
    min-width: 380px;
    max-width: 90vw;
    background: var(--bg-secondary, #12121a);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    box-shadow: 0 30px 100px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.2s ease;
}

.ux-dialog-overlay.visible .ux-dialog {
    transform: scale(1);
}

.ux-dialog-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--bg-tertiary, #1a1a25);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    cursor: grab;
}

.ux-dialog-header:active {
    cursor: grabbing;
}

.ux-dialog-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--ux-btn-purple);
}

.ux-dialog-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--ux-transition-fast);
}

.ux-dialog-close:hover {
    background: rgba(239, 68, 68, 0.2);
}

.ux-dialog-close svg {
    width: 18px;
    height: 18px;
    stroke: #8888a0;
}

.ux-dialog-close:hover svg {
    stroke: var(--ux-btn-danger);
}

.ux-dialog-content {
    padding: 24px;
    font-size: 14px;
    line-height: 1.6;
    color: #8888a0;
}

.ux-dialog-content p {
    margin: 0;
}

.ux-dialog-footer {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    padding: 16px 20px;
    background: var(--bg-tertiary, #1a1a25);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.ux-dialog-btn {
    padding: 10px 20px;
    border-radius: 10px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--ux-transition-fast);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary, #f0f0f5);
}

.ux-dialog-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.ux-dialog-btn.primary {
    background: var(--ux-btn-default);
    border: none;
    color: white;
}

.ux-dialog-btn.primary:hover {
    background: var(--ux-btn-default-hover);
}

.ux-dialog-btn.danger {
    background: rgba(231, 76, 60, 0.2);
    border-color: rgba(231, 76, 60, 0.3);
    color: var(--ux-btn-danger);
}

.ux-dialog-btn.danger:hover {
    background: var(--ux-btn-danger);
    color: white;
}

/* ============================
   TOASTS
   ============================ */

.ux-toast-container {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 20000;
    pointer-events: none;
}

.ux-toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: var(--bg-secondary, #12121a);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    font-size: 14px;
    color: var(--text-primary, #f0f0f5);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    pointer-events: auto;
}

.ux-toast.visible {
    opacity: 1;
    transform: translateY(0);
}

.ux-toast svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    flex-shrink: 0;
}

.ux-toast-success { border-color: var(--ux-success); }
.ux-toast-success svg { stroke: var(--ux-success); }

.ux-toast-error { border-color: var(--ux-error); }
.ux-toast-error svg { stroke: var(--ux-error); }

.ux-toast-info { border-color: var(--ux-info); }
.ux-toast-info svg { stroke: var(--ux-info); }

.ux-toast-warning { border-color: var(--ux-warning); }
.ux-toast-warning svg { stroke: var(--ux-warning); }

/* Toast avec Undo
   La couleur s'adapte à l'app via --accent (définie par l'app)
   Fallback: --ux-btn-primary si --accent n'est pas définie */
.ux-toast-undo {
    position: relative;
    overflow: hidden;
    border-color: var(--accent, var(--ux-btn-primary));
}

.ux-toast-undo-btn {
    margin-left: 12px;
    padding: 6px 12px;
    background: var(--accent, var(--ux-btn-primary));
    border: none;
    border-radius: 6px;
    color: white;
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--ux-transition-fast), filter var(--ux-transition-fast);
}

.ux-toast-undo-btn:hover {
    filter: brightness(1.15);
}

.ux-toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 4px;
    border-radius: 0 2px 2px 0;
    background: linear-gradient(
        90deg,
        #8b5cf6 0%,
        #ec4899 25%,
        #7C4DFF 50%,
        #4a9eff 75%,
        #8b5cf6 100%
    );
    background-size: 200% 100%;
    box-shadow: 
        0 0 8px rgba(139, 92, 246, 0.6),
        0 0 16px rgba(236, 72, 153, 0.4),
        0 0 24px rgba(124, 77, 255, 0.3);
    animation: 
        uxToastProgress 5s linear forwards,
        uxToastGradientFlow 1.2s linear infinite;
}

/* Progression de la largeur */
@keyframes uxToastProgress {
    from { width: 100%; }
    to { width: 0%; }
}

/* Animation du dégradé - flux vers la droite */
@keyframes uxToastGradientFlow {
    0% { background-position: 100% 0; }
    100% { background-position: 0% 0; }
}

/* ============================
   PANEL RESIZER (redimensionnement de panneaux)
   ============================ */

/**
 * Composant de panneau redimensionnable
 * 
 * Usage:
 *   <div class="ux-resizable-layout">
 *       <aside class="ux-panel ux-panel-left" id="left-panel">...</aside>
 *       <div class="ux-resizer ux-resizer-left" id="left-resizer"></div>
 *       <main class="ux-panel-main">...</main>
 *       <div class="ux-resizer ux-resizer-right" id="right-resizer"></div>
 *       <aside class="ux-panel ux-panel-right" id="right-panel">...</aside>
 *   </div>
 * 
 * JavaScript:
 *   const leftResizer = UX.resizer({
 *       resizerId: 'left-resizer',
 *       panelId: 'left-panel',
 *       side: 'left',
 *       minWidth: 200,
 *       maxWidth: 500,
 *       storageKey: 'myapp_left_panel',
 *       collapsible: true
 *   });
 */

/* Layout conteneur */
.ux-resizable-layout {
    display: flex;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

/* Panneaux latéraux */
.ux-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg-secondary, #12121a);
    flex-shrink: 0;
    /* Pas de transition par défaut - géré par .ux-panel-animating pour collapse/expand */
}

.ux-panel-left {
    width: 280px;
    min-width: 200px;
    border-right: 1px solid var(--border, rgba(255, 255, 255, 0.08));
}

.ux-panel-right {
    width: 320px;
    min-width: 200px;
    border-left: 1px solid var(--border, rgba(255, 255, 255, 0.08));
}

/* Zone principale centrale */
.ux-panel-main {
    flex: 1;
    min-width: 200px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Barre de redimensionnement verticale */
.ux-resizer {
    width: 6px;
    background: var(--ux-resizer-bg, rgba(255, 255, 255, 0.06));
    cursor: col-resize;
    flex-shrink: 0;
    position: relative;
    transition: background 0.2s ease;
    -webkit-user-select: none;
    user-select: none;
    z-index: 10;
}

.ux-resizer:hover,
.ux-resizer.ux-resizer-dragging {
    background: var(--accent, #8b5cf6);
}

/* Indicateur visuel central - barre verticale */
.ux-resizer::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 3px;
    height: 40px;
    background: var(--ux-resizer-color, var(--accent, #8b5cf6));
    opacity: 0.7;
    border-radius: 2px;
    transition: all 0.2s ease;
}

.ux-resizer:hover::after,
.ux-resizer.ux-resizer-dragging::after {
    background: rgba(255, 255, 255, 0.9);
    opacity: 1;
    height: 60px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

/* État fermé du panneau - GAUCHE */
.ux-resizer-left.ux-resizer-collapsed {
    background: linear-gradient(90deg, var(--accent, #8b5cf6), rgba(139, 92, 246, 0.7));
    cursor: pointer;
    width: 8px;
}

.ux-resizer-left.ux-resizer-collapsed::after {
    width: 3px;
    height: 50px;
    background: rgba(255, 255, 255, 0.7);
    opacity: 1;
}

/* Chevron indiquant qu'on peut réouvrir - vers la droite */
.ux-resizer-left.ux-resizer-collapsed::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, calc(-50% - 35px));
    width: 0;
    height: 0;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-left: 6px solid rgba(255, 255, 255, 0.8);
}

/* État fermé du panneau - DROITE */
.ux-resizer-right.ux-resizer-collapsed {
    background: linear-gradient(270deg, var(--accent, #8b5cf6), rgba(139, 92, 246, 0.7));
    cursor: pointer;
    width: 8px;
}

.ux-resizer-right.ux-resizer-collapsed::after {
    width: 3px;
    height: 50px;
    background: rgba(255, 255, 255, 0.7);
    opacity: 1;
}

/* Chevron indiquant qu'on peut réouvrir - vers la gauche */
.ux-resizer-right.ux-resizer-collapsed::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, calc(-50% - 35px));
    width: 0;
    height: 0;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-right: 6px solid rgba(255, 255, 255, 0.8);
}

.ux-resizer.ux-resizer-collapsed:hover {
    background: var(--accent-hover, #7c3aed);
    filter: brightness(1.1);
}

/* Panneau collapsé */
.ux-panel-collapsed {
    min-width: 0 !important;
    width: 0 !important;
    overflow: hidden;
    flex: none !important;
    border: none !important;
}

.ux-panel-collapsed > * {
    opacity: 0;
    pointer-events: none;
}

/* Animation de transition */
.ux-panel-animating {
    transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1), 
                min-width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* PERFORMANCE: Désactiver les transitions pendant le drag */
.ux-panel-resizing,
.ux-panel-resizing * {
    transition: none !important;
}

/* Empêcher la sélection de texte pendant le resize */
body.ux-resizing,
body.ux-resizing * {
    user-select: none !important;
    -webkit-user-select: none !important;
    cursor: col-resize !important;
}

/* Tooltip au survol du resizer fermé */
.ux-resizer.ux-resizer-collapsed[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    padding: 6px 12px;
    background: var(--bg-tertiary, #1a1a25);
    border: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-primary, #f0f0f5);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 100;
    width: auto;
    height: auto;
}

.ux-resizer-left.ux-resizer-collapsed[data-tooltip]::after {
    left: calc(100% + 8px);
}

.ux-resizer-right.ux-resizer-collapsed[data-tooltip]::after {
    right: calc(100% + 8px);
}

.ux-resizer.ux-resizer-collapsed:hover[data-tooltip]::after {
    opacity: 1;
}

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

@media (max-width: 768px) {
    .ux-dialog {
        min-width: auto;
        width: calc(100vw - 32px);
        max-width: 400px;
    }
    
    .ux-toast {
        max-width: calc(100vw - 32px);
    }
}

@media (max-width: 480px) {
    .ux-dialog-footer {
        flex-direction: column;
    }
    
    .ux-dialog-btn {
        width: 100%;
        justify-content: center;
        text-align: center;
    }
}