/**
 * Styles pour les améliorations UX/UI
 * - Feedback visuel
 * - Accessibilité
 * - PWA
 */

/* ============================================
   1. NOTIFICATIONS PERSONNALISÉES
   ============================================ */

.custom-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    min-width: 300px;
    max-width: 500px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    z-index: 10000;
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.custom-notification.show {
    transform: translateX(0);
    opacity: 1;
}

body.dark-mode .custom-notification {
    background: #1e293b;
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.custom-notification-content {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
}

.custom-notification i {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.custom-notification-success {
    border-left: 4px solid #10b981;
}

.custom-notification-success i {
    color: #10b981;
}

.custom-notification-error {
    border-left: 4px solid #ef4444;
}

.custom-notification-error i {
    color: #ef4444;
}

.custom-notification-info {
    border-left: 4px solid #06b6d4;
}

.custom-notification-info i {
    color: #06b6d4;
}

.custom-notification-warning {
    border-left: 4px solid #f59e0b;
}

.custom-notification-warning i {
    color: #f59e0b;
}

.custom-notification span {
    flex: 1;
    color: #1e293b;
    font-size: 0.9rem;
}

body.dark-mode .custom-notification span {
    color: rgba(255, 255, 255, 0.9);
}

.custom-notification-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: rgba(0, 0, 0, 0.5);
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.custom-notification-close:hover {
    background: rgba(0, 0, 0, 0.1);
    color: rgba(0, 0, 0, 0.8);
}

body.dark-mode .custom-notification-close {
    color: rgba(255, 255, 255, 0.5);
}

body.dark-mode .custom-notification-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
}

/* Amélioration Toastr */
.toast {
    border-radius: 12px !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2) !important;
    backdrop-filter: blur(10px);
}

body.dark-mode .toast {
    background: rgba(30, 41, 59, 0.95) !important;
    border: 1px solid rgba(6, 182, 212, 0.3) !important;
}

/* ============================================
   3. ACCESSIBILITÉ
   ============================================ */

/* Liens de saut */
.skip-links {
    position: absolute;
    top: -100px;
    left: 0;
    z-index: 100000;
}

.skip-link {
    position: absolute;
    top: 0;
    left: 0;
    background: #06b6d4;
    color: white;
    padding: 12px 20px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 0 0 8px 0;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

.skip-link:focus {
    transform: translateY(0);
    z-index: 100001;
}

/* Focus visible amélioré */
*:focus-visible {
    outline: 3px solid #06b6d4;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Amélioration du contraste pour les éléments interactifs */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid #06b6d4;
    outline-offset: 2px;
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Indicateurs de focus pour la navigation clavier */
.keyboard-navigation *:focus {
    outline: 3px solid #06b6d4;
    outline-offset: 2px;
}

/* ============================================
   4. PWA
   ============================================ */

/* Bouton d'installation PWA */
.pwa-install-button {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: linear-gradient(135deg, #06b6d4, #14b8a6);
    color: white;
    border: none;
    padding: 14px 24px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer !important;
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.4);
    z-index: 99999 !important;
    display: none;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    pointer-events: auto !important;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.pwa-install-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(6, 182, 212, 0.5);
}

.pwa-install-button:active {
    transform: translateY(0);
}

/* Notification de mise à jour PWA */
.pwa-update-notification {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    max-width: 500px;
    margin: 0 auto;
    background: linear-gradient(135deg, #06b6d4, #14b8a6);
    color: white;
    border-radius: 12px;
    padding: 16px 20px;
    box-shadow: 0 10px 40px rgba(6, 182, 212, 0.4);
    z-index: 10000;
    transform: translateY(150px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.pwa-update-notification.show {
    transform: translateY(0);
    opacity: 1;
}

.pwa-update-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pwa-update-content i {
    font-size: 1.2rem;
    animation: spin 2s linear infinite;
}

.pwa-update-content span {
    flex: 1;
    font-weight: 500;
}

.pwa-update-btn {
    background: white;
    color: #06b6d4;
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pwa-update-btn:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: scale(1.05);
}

/* Indicateur de statut hors ligne */
.offline-indicator {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #f59e0b;
    color: white;
    text-align: center;
    padding: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    z-index: 10001;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

.offline-indicator.show {
    transform: translateY(0);
}

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

@media (max-width: 768px) {
    .custom-notification {
        right: 10px;
        left: 10px;
        min-width: auto;
        max-width: none;
    }

    .pwa-install-button {
        bottom: 10px;
        right: 10px;
        padding: 12px 20px;
        font-size: 0.85rem;
    }

    .pwa-update-notification {
        left: 10px;
        right: 10px;
    }
}

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

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* Transitions fluides pour tous les éléments interactifs */
button, a, input, select, textarea {
    transition: all 0.2s ease;
}

/* Amélioration des états hover/focus */
button:hover, a:hover {
    transform: translateY(-1px);
}

button:active, a:active {
    transform: translateY(0);
}