/* ============================================
   STORAGE CONTENT PANEL - Panneau latéral repliable
   ============================================ */

.storage-content-panel,
.storage-content-panel-empty {
    position: fixed;
    right: 0;
    top: 200px;
    bottom: 0;
    width: 400px;
    background: var(--bg-card);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1000;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, width 0.3s ease;
}

    /* État replié */
    .storage-content-panel.collapsed,
    .storage-content-panel-empty.collapsed {
        transform: translateX(calc(100% - 0px));
        background: no-repeat;
        right: -500px;
    }

/* ✅ Bouton de repli/dépli - Version circulaire moderne */
.panel-toggle-btn {
    position: fixed;
    right: 400px;
    top: 600px;
    width: 80px;
    height: 80px;
    background: var(--primary-blue);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(0, 86, 179, 0.3);
    color: white;
}

    /* Position quand le panel est replié */
    .panel-toggle-btn.collapsed {
        right: 60px;
        top: 600px;
        background: var(--success-color);
        box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
    }

    /* Hover effect */
    .panel-toggle-btn:hover {
        transform: scale(1.15);
        box-shadow: 0 6px 20px rgba(0, 86, 179, 0.5);
    }

    .panel-toggle-btn.collapsed:hover {
        box-shadow: 0 6px 20px rgba(40, 167, 69, 0.5);
    }

    /* Active effect */
    .panel-toggle-btn:active {
        transform: scale(0.95);
    }

    /* Icône */
    .panel-toggle-btn svg {
        transition: transform 0.3s ease;
    }

/* Animation pulsation pour attirer l'attention quand replié */
@keyframes panelPulse {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
    }

    50% {
        box-shadow: 0 4px 20px rgba(40, 167, 69, 0.6);
    }
}

.panel-toggle-btn.collapsed {
    animation: panelPulse 2s infinite;
}

/* ============================================
   HEADER DU PANNEAU
   ============================================ */

.panel-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: var(--spacing-lg);
    flex-shrink: 0;
    position: relative;
}

.panel-header-content {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    opacity: 1;
    transition: opacity 0.3s ease;
}

.storage-content-panel.collapsed .panel-header-content {
    opacity: 0;
    pointer-events: none;
}

.panel-header-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    backdrop-filter: blur(10px);
}

.panel-header-info {
    flex: 1;
    min-width: 0;
}

    .panel-header-info h3 {
        margin: 0 0 var(--spacing-xs) 0;
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--white);
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .panel-header-info p {
        margin: 0;
        font-size: 0.875rem;
        opacity: 0.9;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

.panel-close-btn {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    color: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

    .panel-close-btn:hover {
        background: rgba(255, 255, 255, 0.3);
        transform: scale(1.1);
    }

/* Stats rapides */
.panel-quick-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    opacity: 1;
    transition: opacity 0.3s ease;
}

.storage-content-panel.collapsed .panel-quick-stats {
    opacity: 0;
    pointer-events: none;
    display: none;
}

.quick-stat {
    text-align: center;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    backdrop-filter: blur(10px);
}

    .quick-stat .stat-value {
        display: block;
        font-size: 1.5rem;
        font-weight: 700;
        margin-bottom: 4px;
    }

    .quick-stat .stat-label {
        display: block;
        font-size: 0.75rem;
        opacity: 0.9;
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }

    .quick-stat.available .stat-value {
        color: #d1fae5;
    }

    .quick-stat.sold .stat-value {
        color: #fee2e2;
    }

/* ============================================
   RECHERCHE LOCALE
   ============================================ */

.panel-search {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    flex-shrink: 0;
    opacity: 1;
    transition: opacity 0.3s ease, height 0.3s ease;
}

.storage-content-panel.collapsed .panel-search {
    opacity: 0;
    height: 0;
    padding: 0;
    overflow: hidden;
}

.search-icon {
    position: absolute;
    left: calc(var(--spacing-lg) + 12px);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
}

.panel-search-input {
    width: 100%;
    padding: 10px 40px 10px 40px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: var(--transition);
}

    .panel-search-input:focus {
        outline: none;
        border-color: var(--secondary-color);
        box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
    }

.search-clear {
    position: absolute;
    right: calc(var(--spacing-lg) + 12px);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

    .search-clear:hover {
        background: var(--bg-secondary);
        color: var(--text-primary);
    }

/* ============================================
   FILTRES RAPIDES
   ============================================ */

.panel-filters {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    flex-shrink: 0;
    opacity: 1;
    transition: opacity 0.3s ease, height 0.3s ease;
}

.storage-content-panel.collapsed .panel-filters {
    opacity: 0;
    height: 0;
    padding: 0;
    overflow: hidden;
}

.filter-chip {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    border-radius: 16px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

    .filter-chip:hover {
        background: var(--bg-secondary);
        border-color: var(--primary-blue);
    }

    .filter-chip.active {
        background: var(--primary-blue);
        color: var(--white);
        border-color: var(--primary-blue);
    }

/* ============================================
   LISTE DES ITEMS
   ============================================ */

.panel-items-list {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    opacity: 1;
    transition: opacity 0.3s ease;
}

.storage-content-panel.collapsed .panel-items-list {
    opacity: 0;
    pointer-events: none;
}

.panel-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    gap: var(--spacing-md);
    color: var(--text-secondary);
}

.spinner-small {
    width: 32px;
    height: 32px;
    border: 3px solid #e5e7eb;
    border-top-color: var(--primary-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.panel-no-items {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--text-secondary);
}

    .panel-no-items svg {
        opacity: 0.3;
        margin-bottom: var(--spacing-md);
    }

    .panel-no-items h4 {
        margin: 0 0 var(--spacing-xs) 0;
        color: var(--text-primary);
    }

    .panel-no-items p {
        margin: 0;
        font-size: 0.875rem;
    }

/* ============================================
   CARTE D'ITEM
   ============================================ */

.panel-item-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: var(--spacing-md);
    display: flex;
    gap: var(--spacing-md);
    transition: var(--transition);
}

    .panel-item-card:hover {
        box-shadow: var(--shadow-md);
        border-color: var(--primary-blue);
        transform: translateX(-2px);
    }

.panel-item-image {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

    .panel-item-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

.panel-item-no-image {
    color: var(--gray-400);
    display: flex;
    align-items: center;
    justify-content: center;
}

.panel-item-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    min-width: 0;
}

.panel-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.panel-item-name {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* Status badges */
.status-badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    flex-shrink: 0;
}

    .status-badge.status-available {
        background: rgba(16, 185, 129, 0.15);
        color: #059669;
    }

    .status-badge.status-sold {
        background: rgba(239, 68, 68, 0.15);
        color: #dc2626;
    }

    .status-badge.status-info {
        background: rgba(59, 130, 246, 0.55);
        color: white;
    }

    .status-badge.status-danger {
        background: rgba(239, 68, 68, 0.15);
        color: #dc2626;
    }

    .status-badge.status-warning {
        background: rgba(245, 158, 11, 0.15);
        color: #d97706;
    }

    .status-badge.status-neutral {
        background: rgba(107, 114, 128, 0.15);
        color: #6b7280;
    }

.panel-item-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-sm);
    font-size: 0.8rem;
}

.info-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.info-value {
    color: var(--text-primary);
    font-family: monospace;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

    .info-value.rfid {
        color: var(--secondary-color);
        font-weight: 600;
    }

    .info-value.price {
        color: var(--success-color);
        font-weight: 700;
    }

.panel-item-actions {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: auto;
}

.btn-panel-action {
    flex: 1;
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

    .btn-panel-action:hover {
        background: var(--bg-secondary);
        border-color: var(--primary-blue);
        color: var(--primary-blue);
    }

/* ============================================
   FOOTER DU PANNEAU
   ============================================ */

.panel-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
    background: var(--bg-secondary);
    opacity: 1;
    transition: opacity 0.3s ease, height 0.3s ease;
}

.storage-content-panel.collapsed .panel-footer {
    opacity: 0;
    height: 0;
    padding: 0;
    overflow: hidden;
}

.panel-footer .btn {
    flex: 1;
    padding: 10px 16px;
    font-size: 0.875rem;
}

/* ============================================
   ÉTAT VIDE
   ============================================ */

.storage-content-panel-empty {
    position: fixed;
    right: 0;
    top: 80px;
    bottom: 0;
    width: 400px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-card) 100%);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
    z-index: 1000;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

    .storage-content-panel-empty.collapsed {
        transform: translateX(calc(100% - 60px));
    }

    /* Effet de fond décoratif */
    .storage-content-panel-empty::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -50%;
        width: 200%;
        height: 200%;
        background: radial-gradient(circle, rgba(59, 130, 246, 0.03) 0%, transparent 70%);
        pointer-events: none;
    }

.empty-state-icon {
    position: relative;
    z-index: 1;
    margin-bottom: var(--spacing-xl);
    opacity: 1;
    transition: opacity 0.3s ease, margin 0.3s ease;
}

.storage-content-panel-empty.collapsed .empty-state-icon {
    margin-bottom: 0;
}

.empty-state-icon svg {
    color: var(--primary-blue);
    opacity: 0.3;
    filter: drop-shadow(0 4px 12px rgba(59, 130, 246, 0.1));
    animation: floatAnimation 3s ease-in-out infinite;
    transition: width 0.3s ease, height 0.3s ease;
}

.storage-content-panel-empty.collapsed .empty-state-icon svg {
    width: 40px;
    height: 40px;
}

.storage-content-panel-empty h3,
.storage-content-panel-empty > p,
.empty-state-hint {
    position: relative;
    z-index: 1;
    opacity: 1;
    transition: opacity 0.3s ease, height 0.3s ease, margin 0.3s ease;
}

.storage-content-panel-empty.collapsed h3,
.storage-content-panel-empty.collapsed > p,
.storage-content-panel-empty.collapsed .empty-state-hint {
    opacity: 0;
    height: 0;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

.storage-content-panel-empty h3 {
    margin: 0 0 var(--spacing-sm) 0;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 700;
}

.storage-content-panel-empty > p {
    margin: 0 0 var(--spacing-xl) 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    max-width: 300px;
}

.empty-state-hint {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-sm);
    max-width: 320px;
    text-align: left;
}

    .empty-state-hint svg {
        flex-shrink: 0;
        color: var(--primary-blue);
        margin-top: 2px;
    }

    .empty-state-hint span {
        font-size: 0.85rem;
        color: var(--text-secondary);
        line-height: 1.5;
    }

@keyframes floatAnimation {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }

    25% {
        transform: translateY(-8px) rotate(-2deg);
    }

    50% {
        transform: translateY(-12px) rotate(0deg);
    }

    75% {
        transform: translateY(-8px) rotate(2deg);
    }
}

/* ============================================
   SCROLLBAR
   ============================================ */

.panel-items-list::-webkit-scrollbar {
    width: 6px;
}

.panel-items-list::-webkit-scrollbar-track {
    background: var(--bg-card);
}

.panel-items-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

    .panel-items-list::-webkit-scrollbar-thumb:hover {
        background: var(--text-secondary);
    }

/* ============================================
   RESPONSIVE - HAUTEUR LIMITÉE (PRIORITÉ MAX)
   ============================================ */

/* Pour écrans avec hauteur < 700px - Masquer header complet */
@media (max-height: 700px) {
    .panel-header-content {
        display: none !important;
    }

    .panel-quick-stats {
        display: none !important;
    }

    .panel-header {
        padding: 8px 12px !important;
        min-height: auto !important;
    }

    /* Réduire l'espace du panel-close-btn */
    .panel-close-btn {
        width: 28px;
        height: 28px;
        position: absolute;
        top: 8px;
        right: 8px;
    }

    /* Optimiser la recherche */
    .panel-search {
        padding: 8px 12px !important;
    }

    .panel-search-input {
        padding: 8px 35px !important;
        font-size: 13px !important;
    }

    /* Réduire les filtres */
    .panel-filters {
        padding: 8px 12px !important;
        gap: 6px !important;
    }

    .filter-chip {
        padding: 4px 8px !important;
        font-size: 0.75rem !important;
    }

    /* Optimiser les items */
    .panel-items-list {
        padding: 8px !important;
        gap: 8px !important;
    }

    .panel-item-card {
        padding: 8px !important;
    }

    .panel-item-image {
        width: 60px !important;
        height: 60px !important;
    }

    /* Réduire le footer */
    .panel-footer {
        padding: 8px 12px !important;
    }

        .panel-footer .btn {
            padding: 8px 12px !important;
            font-size: 0.8rem !important;
        }
}

/* Pour écrans avec hauteur < 600px - Mode ultra compact */
@media (max-height: 600px) {
    .panel-header {
        display: none !important;
    }

    .panel-filters {
        padding: 6px 10px !important;
    }

    .panel-search {
        padding: 6px 10px !important;
    }

    .panel-items-list {
        padding: 6px !important;
        gap: 6px !important;
    }

    .panel-item-card {
        padding: 6px !important;
        gap: 8px !important;
    }

    .panel-item-image {
        width: 50px !important;
        height: 50px !important;
    }

    .panel-item-name {
        font-size: 0.85rem !important;
    }

    .info-row {
        font-size: 0.7rem !important;
    }

    .panel-footer {
        padding: 6px 10px !important;
    }
}

/* Pour écrans avec hauteur < 500px - Mode minimal */
@media (max-height: 500px) {
    .panel-header,
    .panel-quick-stats {
        display: none !important;
    }

    .panel-filters {
        display: none !important;
    }

    .panel-search {
        padding: 5px 8px !important;
        border-bottom: 1px solid var(--border-color);
    }

    .panel-search-input {
        padding: 6px 30px !important;
        font-size: 12px !important;
    }

    .panel-items-list {
        padding: 5px !important;
        gap: 5px !important;
    }

    .panel-item-card {
        padding: 5px !important;
        gap: 6px !important;
    }

    .panel-item-image {
        width: 45px !important;
        height: 45px !important;
    }

    .panel-footer {
        padding: 5px 8px !important;
    }

        .panel-footer .btn {
            padding: 6px 10px !important;
            font-size: 0.75rem !important;
        }
}

/* ============================================
   RESPONSIVE - TABLETTE (1024px - 1400px)
   ============================================ */

@media (max-width: 1400px) {
    .storage-content-panel,
    .storage-content-panel-empty {
        width: 350px;
    }

    .panel-toggle-btn {
        right: 350px;
        width: 70px;
        height: 70px;
    }

        .panel-toggle-btn.collapsed {
            right: 60px;
        }

    .storage-content-panel.collapsed,
    .storage-content-panel-empty.collapsed {
        transform: translateX(calc(100% - 0px));
        right: -500px;
    }
}

@media (max-width: 1200px) {
    .storage-content-panel,
    .storage-content-panel-empty {
        top: 140px;
        width: 320px;
    }

    .panel-toggle-btn {
        right: 320px;
        top: 500px;
        width: 65px;
        height: 65px;
    }

        .panel-toggle-btn.collapsed {
            right: 40px;
        }

    .panel-quick-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }

    .quick-stat .stat-value {
        font-size: 1.3rem;
    }

    .quick-stat .stat-label {
        font-size: 0.7rem;
    }
}

@media (max-width: 1024px) and (min-width: 769px) {
    .storage-content-panel,
    .storage-content-panel-empty {
        width: 350px;
        top: 120px;
    }

    .panel-toggle-btn {
        right: 350px;
        top: 450px;
        width: 65px;
        height: 65px;
    }

        .panel-toggle-btn.collapsed {
            right: 35px;
        }

    .panel-header {
        padding: 16px;
    }

    .panel-header-info h3 {
        font-size: 1.1rem;
    }

    .panel-item-card {
        padding: 12px;
    }

    .panel-item-image {
        width: 70px;
        height: 70px;
    }

    .filter-chip {
        font-size: 0.8rem;
        padding: 5px 10px;
    }
}

/* ============================================
   RESPONSIVE - MASQUER SUR TABLETTE ET MOBILE (≤ 768px)
   ============================================ */

@media (max-width: 768px) {
    /* Masquer complètement le panneau latéral */
    .storage-content-panel,
    .storage-content-panel-empty {
        display: none !important;
    }

    /* Masquer le bouton toggle */
    .panel-toggle-btn {
        display: none !important;
    }
}

/* ============================================
   RESPONSIVE - CONFIRMATION MASQUAGE MOBILE
   ============================================ */

@media (max-width: 480px) {
    .storage-content-panel,
    .storage-content-panel-empty,
    .panel-toggle-btn {
        display: none !important;
    }
}

@media (max-width: 320px) {
    .storage-content-panel,
    .storage-content-panel-empty,
    .panel-toggle-btn {
        display: none !important;
    }
}

/* ============================================
   LANDSCAPE MODE - MOBILE (masqué aussi)
   ============================================ */

@media (max-height: 500px) and (orientation: landscape) and (max-width: 768px) {
    .storage-content-panel,
    .storage-content-panel-empty,
    .panel-toggle-btn {
        display: none !important;
    }
}

/* ============================================
   HAUTEUR LIMITÉE SUR DESKTOP (Landscape ou petits écrans)
   ============================================ */

@media (min-width: 769px) and (max-height: 700px) {
    .storage-content-panel,
    .storage-content-panel-empty {
        top: 100px;
    }

    .panel-toggle-btn {
        top: 300px;
    }
}

@media (min-width: 769px) and (max-height: 600px) {
    .storage-content-panel,
    .storage-content-panel-empty {
        top: 0px;
        z-index:3000;
    }

    .panel-toggle-btn {
        top: 250px;
    }
}