* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --secondary-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --light-bg: #f3f4f6;
    --border-color: #e5e7eb;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-bg);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 40px 20px;
    border-radius: 10px;
    margin-bottom: 30px;
    text-align: center;
    box-shadow: var(--shadow);
}

.header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.header p {
    font-size: 1.1em;
    opacity: 0.9;
}

/* Stats Section */
.stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    border-left: 4px solid var(--primary-color);
}

.stat-card h3 {
    font-size: 2em;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-card p {
    color: var(--text-secondary);
    font-size: 0.9em;
}

/* Content Area */
.content {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow);
}

/* Form Section */
.form-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--light-bg);
}

.form-section h2 {
    margin-bottom: 20px;
    color: var(--text-primary);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1em;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-hint {
    display: block;
    font-size: 0.85em;
    color: var(--text-secondary);
    margin-top: 5px;
    font-style: italic;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(37, 99, 235, 0.2);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background-color: #059669;
}

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

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-info {
    background-color: #3b82f6;
    color: white;
}

.btn-info:hover {
    background-color: #2563eb;
}

.btn-warning {
    background-color: var(--warning-color);
    color: white;
}

.btn-warning:hover {
    background-color: #d97706;
}

.btn-small {
    padding: 6px 12px;
    font-size: 0.9em;
    margin-right: 8px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn:disabled:hover {
    transform: none;
    box-shadow: none;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    padding: 12px 24px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 1em;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 3px solid transparent;
    transition: all 0.3s;
}

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

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.product-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    transition: all 0.3s;
    position: relative;
}

.product-card.purchased {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-color: var(--secondary-color);
    opacity: 0.9;
}

.product-card.purchased:hover {
    opacity: 1;
}

.product-card.archived {
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    border-color: #9ca3af;
    opacity: 0.8;
}

.product-card.archived:hover {
    opacity: 1;
}

.purchased-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--secondary-color);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.archived-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #6b7280;
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* When both badges are present, move archived badge down */
.product-card.purchased.archived .archived-badge {
    top: 45px;
}

.product-card:hover {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.product-photo {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 6px;
    margin-bottom: 15px;
    background-color: var(--light-bg);
}

.product-photo.placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 3em;
}

/* Map containers */
.map-container {
    width: 100%;
    height: 300px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-top: 10px;
    overflow: hidden;
    z-index: 1;
}

.product-map-container {
    margin: 20px 0;
}

.product-map {
    width: 100%;
    height: 250px;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Photo gallery */
.photos-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
    margin-top: 10px;
}

.photo-item {
    position: relative;
    overflow: hidden;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.photo-item img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    display: block;
}

.photo-item .delete-btn {
    position: absolute;
    top: 5px;
    right: 5px;
    background: rgba(239, 68, 68, 0.9);
    color: white;
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.photo-item:hover .delete-btn {
    opacity: 1;
}

.photo-item .delete-btn:hover {
    background: rgba(220, 38, 38, 1);
}

.product-card .photos-gallery {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
}

.product-card .photo-item img {
    height: 100px;
}

.product-card h3 {
    margin-bottom: 10px;
    color: var(--primary-color);
    word-break: break-all;
}

.product-card a {
    color: var(--primary-color);
    text-decoration: none;
    word-break: break-all;
}

.product-card a:hover {
    text-decoration: underline;
}

.product-meta {
    margin: 15px 0;
    padding: 15px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.product-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 8px 0;
    font-size: 0.95em;
}

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

.product-value {
    font-weight: 600;
    color: var(--text-primary);
}

.price {
    color: var(--secondary-color);
    font-size: 1.4em;
}

.stars {
    color: var(--warning-color);
    font-size: 1.2em;
}

.product-desc {
    margin: 15px 0;
    padding: 10px;
    background-color: var(--light-bg);
    border-radius: 6px;
    font-size: 0.9em;
    color: var(--text-secondary);
    max-height: 100px;
    overflow-y: auto;
}

.product-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
}

/* Photo Preview */
.photo-preview {
    margin-top: 10px;
    max-width: 100%;
}

.photo-preview img {
    max-width: 100%;
    max-height: 200px;
    border-radius: 6px;
    box-shadow: var(--shadow);
}

/* Events List */
.events-list {
    margin-top: 20px;
}

.event-item {
    background: var(--light-bg);
    padding: 15px;
    border-left: 4px solid var(--primary-color);
    margin-bottom: 15px;
    border-radius: 6px;
}

.event-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.event-product {
    font-size: 0.9em;
    color: var(--text-secondary);
    padding: 8px;
    background: white;
    border-radius: 4px;
    margin-bottom: 8px;
}

.event-type {
    background-color: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
}

.event-type.created {
    background-color: var(--secondary-color);
}

.event-type.purchased {
    background-color: var(--warning-color);
}

.event-type.deleted {
    background-color: var(--danger-color);
}

.event-type.archived {
    background-color: #6b7280;
}

.event-type.unarchived {
    background-color: #3b82f6;
}

.event-time {
    font-size: 0.85em;
    color: var(--text-secondary);
}

.event-description {
    color: var(--text-primary);
    margin-bottom: 8px;
}

.event-values {
    font-size: 0.9em;
    color: var(--text-secondary);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
    font-size: 1.1em;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s;
}

.modal.show {
    display: block;
}

.modal-content {
    background-color: white;
    margin: 10% auto;
    padding: 30px;
    border-radius: 10px;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s;
}

.close {
    color: var(--text-secondary);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover {
    color: var(--text-primary);
}

.modal-content h2 {
    margin-bottom: 20px;
}

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

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .header h1 {
        font-size: 1.8em;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .tabs {
        flex-wrap: wrap;
    }

    .modal-content {
        width: 95%;
    }
}