/* Luxury Jewelry Admin Dark Theme */
:root {
    --bg-dark: #0f1115;
    --bg-card: #181b22;
    --bg-card-hover: #212530;
    --bg-input: #12141a;
    --border-color: #2a2e3d;
    --border-focus: #d4af37;
    --gold-primary: #d4af37;
    --gold-light: #f3e5ab;
    --gold-gradient: linear-gradient(135deg, #d4af37 0%, #aa7c11 100%);
    --text-main: #f0f2f5;
    --text-muted: #8c93a4;
    --danger: #e74c3c;
    --danger-hover: #c0392b;
    --success: #2ecc71;
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-sm: 6px;
    --shadow-main: 0 10px 30px rgba(0, 0, 0, 0.4);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Header */
.header {
    background: rgba(24, 27, 34, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: var(--gold-gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    font-size: 20px;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.brand-title {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, #ffffff 0%, #d4af37 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-subtitle {
    font-size: 12px;
    color: var(--text-muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Layout container */
.app-container {
    display: flex;
    flex: 1;
    max-width: 1440px;
    width: 100%;
    margin: 0 auto;
    padding: 24px;
    gap: 24px;
}

/* Sidebar / Saved items list */
.sidebar {
    width: 360px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    height: calc(100vh - 120px);
    position: sticky;
    top: 88px;
    box-shadow: var(--shadow-main);
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-title {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.badge-count {
    background: rgba(212, 175, 55, 0.15);
    color: var(--gold-primary);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.search-box {
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-color);
}

.search-input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    color: var(--text-main);
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.search-input:focus {
    border-color: var(--border-focus);
}

.product-list {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.product-list::-webkit-scrollbar {
    width: 6px;
}
.product-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.product-card {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    display: flex;
    gap: 12px;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.product-card:hover, .product-card.active {
    border-color: var(--gold-primary);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.product-thumb {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    flex-shrink: 0;
}

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

.product-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 4px;
}

.product-folder {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.tag {
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.tag-gold {
    background: rgba(212, 175, 55, 0.1);
    color: var(--gold-primary);
    border-color: rgba(212, 175, 55, 0.2);
}

.card-actions {
    display: flex;
    gap: 4px;
}

.btn-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-icon:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.1);
}

.btn-icon.delete:hover {
    color: var(--danger);
    background: rgba(231, 76, 60, 0.15);
}

/* Main form panel */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-main);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-main);
}

.card-title i {
    color: var(--gold-primary);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-label span.required {
    color: var(--gold-primary);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-control {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    color: var(--text-main);
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.input-control:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
}

select.input-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238c93a4' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}

.quick-chips {
    display: flex;
    gap: 6px;
    margin-top: 6px;
    flex-wrap: wrap;
}

.chip {
    font-size: 11px;
    padding: 4px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.chip:hover, .chip.active {
    background: rgba(212, 175, 55, 0.15);
    border-color: var(--gold-primary);
    color: var(--gold-primary);
}

/* Image Upload Slots (5 slots) */
.images-section {
    margin-top: 10px;
}

.images-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
}

.images-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.image-slot {
    aspect-ratio: 1;
    background: var(--bg-input);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.image-slot:hover {
    border-color: var(--gold-primary);
    background: rgba(212, 175, 55, 0.05);
}

.image-slot.has-image {
    border-style: solid;
    border-color: var(--border-color);
}

.slot-number {
    position: absolute;
    top: 6px;
    left: 6px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    color: var(--gold-primary);
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    z-index: 2;
}

.slot-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    text-align: center;
    padding: 10px;
}

.slot-placeholder i {
    font-size: 24px;
    color: var(--gold-primary);
}

.slot-placeholder span {
    font-size: 11px;
}

.slot-preview {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}

.image-slot.has-image .slot-preview {
    display: block;
}

.image-slot.has-image .slot-placeholder {
    display: none;
}

.slot-actions {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(15, 17, 21, 0.85);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 6px;
    transform: translateY(100%);
    transition: var(--transition);
}

.image-slot.has-image:hover .slot-actions {
    transform: translateY(0);
}

.slot-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 12px;
    transition: var(--transition);
}

.slot-btn:hover {
    background: var(--gold-primary);
    color: #000;
}

.slot-btn.delete:hover {
    background: var(--danger);
    color: #fff;
}

.file-input-hidden {
    display: none;
}

/* Action Buttons */
.form-actions {
    display: flex;
    gap: 16px;
    margin-top: 10px;
}

.btn {
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: var(--gold-gradient);
    color: #000;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
    flex: 2;
}

.btn-primary:hover {
    opacity: 0.92;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.45);
}

.btn-secondary {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    flex: 1;
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--text-muted);
}

/* Toast Notification */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--gold-primary);
    border-radius: var(--radius-md);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    color: var(--text-main);
    font-size: 14px;
    animation: slideIn 0.3s ease forwards;
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }

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

@media (max-width: 992px) {
    .app-container {
        flex-direction: column;
        padding: 16px;
    }

    .sidebar {
        width: 100%;
        height: auto;
        max-height: 400px;
        position: static;
    }

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

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

    .images-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 576px) {
    .header {
        padding: 12px 16px;
    }
    
    .brand-title {
        font-size: 16px;
    }

    .images-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-actions {
        flex-direction: column;
    }
}