/* Complete Underground Market App CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

::-webkit-scrollbar {
    display: none;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: #f5f9fc;
    overflow-x: hidden;
    height: 100vh;
    font-size: 18px;
    visibility: visible;
}

/* ===== UNDERGROUND MARKET APP ===== */
.app-container {
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: #212528;
}

/* Header */
.header {
   background: #1b1d21;
   border-bottom: 1.5px solid #383838;
   padding: 15px 15px 25px 15px;
   display: flex;
   align-items: center;
   justify-content: space-between;
   min-height: 140px;
}
.back-btn, .cancel-btn {
    background: #212528;
    border: 1.5px solid #383838;
    border-radius: 8px;
    padding: 12px;
    color: #b9eff0;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
}

.back-btn:hover, .cancel-btn:hover {
    background: #343a3f;
    color: #f5f9fc;
    transform: scale(1.05);
}

.cancel-btn {
    background: rgba(220, 38, 38, 0.2);
    border-color: rgba(220, 38, 38, 0.6);
    color: #fca5a5;
}

.cancel-btn:hover {
    background: rgba(220, 38, 38, 0.3);
    color: #fecaca;
}

.header-title {
    font-size: 22px;
    font-weight: 700;
    flex: 1;
    text-align: center;
    color: #b9eff0;
    font-variant-caps: all-petite-caps;
}

.w-5 {
    width: 20px;
    height: 20px;
}

/* Loading Screen */
.loading-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    gap: 20px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(185, 239, 240, 0.3);
    border-top: 3px solid #b9eff0;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    color: #f5f9fc;
    font-size: 18px;
    font-weight: 600;
}

/* Content Container */
.content-container {
    flex: 1;
    overflow: hidden;
    position: relative;
}

.view {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.view.active {
    opacity: 1;
    transform: translateX(0);
}

.view-header {
    padding: 15px;
    border-bottom: 1.5px solid #383838;
    background: #1b1d21;
}

.view-description {
    color: #f5f9fc;
    font-size: 18px;
    font-weight: 500;
    text-align: center;
    font-variant-caps: all-petite-caps;
}

/* Items Lists */
.items-list {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* Cards */
.dealer-card, .buyer-card {
    background: #1b1d21;
    border: 1.5px solid #383838;
    border-radius: 8px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dealer-card:hover, .buyer-card:hover {
    background: #343a3f;
    transform: translateY(-2px);
    border-color: #b9eff0;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
}

.card-title {
    font-size: 20px;
    font-weight: 700;
    color: #f5f9fc;
}

.tier-badge, .items-badge {
    background: #b9eff0;
    color: #1b1d21;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 700;
    font-variant-caps: all-petite-caps;
}

.items-badge {
    background: #10b981;
    color: #f5f9fc;
}

.card-location {
    display: flex;
    align-items: center;
    color: #f5f9fc;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 15px;
}

.card-location svg {
    width: 18px;
    height: 18px;
    margin-right: 8px;
    color: #b9eff0;
}

.trust-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.trust-label {
    color: #f5f9fc;
    font-size: 16px;
    font-weight: 500;
}

.trust-value {
    font-size: 18px;
    font-weight: 700;
}

.trust-value.low { color: #ef4444; }
.trust-value.medium { color: #f59e0b; }
.trust-value.high { color: #10b981; }
.trust-value.max { color: #b9eff0; }

.trust-bar-container {
    width: 100%;
    background: #212528;
    border-radius: 10px;
    height: 8px;
    overflow: hidden;
    border: 1px solid #383838;
}

.trust-bar {
    height: 100%;
    background: linear-gradient(90deg, #b9eff0, #10b981);
    border-radius: 10px;
    transition: width 0.3s ease;
}

/* Buyer Specific */
.buyer-trust {
    display: flex;
    align-items: center;
    color: #f5f9fc;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 15px;
}

.buyer-trust svg {
    width: 18px;
    height: 18px;
    margin-right: 8px;
    color: #b9eff0;
}

.items-preview {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.item-preview {
    background: #212528;
    border: 1px solid #383838;
    border-radius: 6px;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.item-icon {
    font-size: 20px;
}

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

.item-name {
    color: #f5f9fc;
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 4px;
}

.item-price {
    color: #b9eff0;
    font-weight: 700;
    font-size: 16px;
}

.more-items {
    grid-column: span 2;
    text-align: center;
    color: #f5f9fc;
    font-style: italic;
    font-size: 14px;
    padding: 10px;
}

/* Buyer Details */
.buyer-details-card {
    background: #1b1d21;
    border: 1.5px solid #383838;
    border-radius: 8px;
    padding: 25px;
    margin: 15px;
}

.buyer-name {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 15px;
    color: #b9eff0;
    font-variant-caps: all-petite-caps;
}

.buyer-trust-info {
    display: flex;
    align-items: center;
    color: #f5f9fc;
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 25px;
}

.buyer-trust-info svg {
    width: 20px;
    height: 20px;
    margin-right: 8px;
    color: #b9eff0;
}

.items-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    color: #f5f9fc;
    font-variant-caps: all-petite-caps;
}

.items-title svg {
    width: 22px;
    height: 22px;
    margin-right: 10px;
    color: #b9eff0;
}

.items-detailed {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.item-detailed {
    background: #212528;
    border: 1px solid #383838;
    border-radius: 6px;
    padding: 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.2s ease;
}

.item-detailed:hover {
    background: #343a3f;
    border-color: #b9eff0;
}

.item-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.item-icon-large {
    font-size: 24px;
}

.item-details h4 {
    font-weight: 700;
    margin-bottom: 6px;
    color: #f5f9fc;
    font-size: 18px;
}

.item-category {
    color: #f5f9fc;
    font-size: 14px;
    text-transform: capitalize;
    opacity: 0.8;
    font-weight: 500;
}

.item-right {
    text-align: right;
}

.item-price-large {
    color: #b9eff0;
    font-weight: 800;
    font-size: 20px;
}

.item-per {
    color: #f5f9fc;
    font-size: 14px;
    opacity: 0.8;
    margin-top: 4px;
}

/* Action Button */
.action-btn {
    background: #b9eff0;
    color: #1b1d21;
    border: none;
    border-radius: 8px;
    padding: 18px 20px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    font-variant-caps: all-petite-caps;
}

.action-btn:hover {
    background: #f5f9fc;
    transform: translateY(-2px) scale(1.02);
}

.action-btn svg {
    width: 22px;
    height: 22px;
}

/* Warning Box */
.warning-box {
    margin-top: 20px;
    padding: 15px;
    background: rgba(217, 119, 6, 0.15);
    border: 1.5px solid rgba(217, 119, 6, 0.4);
    border-radius: 8px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.warning-icon {
    color: #f59e0b;
    margin-top: 2px;
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.warning-text {
    color: #f5f9fc;
    font-size: 14px;
    line-height: 1.5;
    font-weight: 500;
}

/* No Items State */
.no-items {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
    flex: 1;
}

.no-items-icon {
    font-size: 60px;
    margin-bottom: 20px;
    opacity: 0.7;
}

.no-items-title {
    color: #f5f9fc;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    font-variant-caps: all-petite-caps;
}

.no-items-subtitle {
    color: #f5f9fc;
    font-size: 16px;
    opacity: 0.8;
    font-weight: 500;
}

/* ===== SALE MENU INTERFACE ===== */
.sale-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.sale-menu-container {
    background: #1b1d21;
    border: 1.5px solid #383838;
    border-radius: 12px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.sale-header {
    background: #212528;
    border-bottom: 1.5px solid #383838;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sale-title {
    color: #b9eff0;
    font-size: 20px;
    font-weight: 700;
    font-variant-caps: all-petite-caps;
}

.close-sale-btn {
    background: rgba(220, 38, 38, 0.2);
    border: 1px solid rgba(220, 38, 38, 0.4);
    border-radius: 6px;
    padding: 8px;
    color: #fca5a5;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.close-sale-btn:hover {
    background: rgba(220, 38, 38, 0.3);
    color: #fecaca;
}

.close-sale-btn svg {
    width: 18px;
    height: 18px;
}

.sale-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.buyer-info {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    padding: 15px;
    background: #212528;
    border: 1px solid #383838;
    border-radius: 8px;
}

.buyer-avatar {
    width: 50px;
    height: 50px;
    background: #b9eff0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #1b1d21;
}

.buyer-name-sale {
    color: #f5f9fc;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
}

.buyer-status {
    color: #10b981;
    font-size: 14px;
    font-weight: 500;
}

.sale-items-section {
    margin-bottom: 20px;
}

.section-title {
    color: #f5f9fc;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-variant-caps: all-petite-caps;
}

.section-title svg {
    color: #b9eff0;
}

.sale-items-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sale-item {
    background: #212528;
    border: 1px solid #383838;
    border-radius: 8px;
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all 0.2s ease;
}

.sale-item:hover {
    background: #343a3f;
    border-color: #b9eff0;
    transform: translateY(-1px);
}

.sale-item-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sale-item-icon {
    font-size: 24px;
}

.sale-item-info h4 {
    color: #f5f9fc;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}

.sale-item-category {
    color: #f5f9fc;
    font-size: 12px;
    opacity: 0.7;
    text-transform: capitalize;
}

.sale-item-amount {
    color: #b9eff0;
    font-size: 12px;
    font-weight: 600;
    margin-top: 2px;
}

.sale-item-right {
    text-align: right;
}

.sale-item-price {
    color: #b9eff0;
    font-size: 18px;
    font-weight: 800;
}

.sale-item-per {
    color: #f5f9fc;
    font-size: 12px;
    opacity: 0.7;
}

.no-sale-items {
    text-align: center;
    padding: 40px 20px;
}

.sale-actions {
    border-top: 1.5px solid #383838;
    padding-top: 20px;
    display: flex;
    gap: 12px;
}

.cancel-sale-btn {
    background: rgba(220, 38, 38, 0.2);
    border: 1px solid rgba(220, 38, 38, 0.4);
    color: #fca5a5;
    border-radius: 8px;
    padding: 12px 20px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: center;
}

.cancel-sale-btn:hover {
    background: rgba(220, 38, 38, 0.3);
    color: #fecaca;
}

/* ===== QUANTITY MODAL ===== */
.quantity-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1100;
    padding: 20px;
}

.quantity-modal {
    background: #1b1d21;
    border: 1.5px solid #383838;
    border-radius: 12px;
    width: 100%;
    max-width: 400px;
    overflow: hidden;
}

.quantity-header {
    background: #212528;
    border-bottom: 1.5px solid #383838;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.quantity-title {
    color: #b9eff0;
    font-size: 18px;
    font-weight: 700;
    font-variant-caps: all-petite-caps;
}

.close-quantity-btn {
    background: rgba(220, 38, 38, 0.2);
    border: 1px solid rgba(220, 38, 38, 0.4);
    border-radius: 6px;
    padding: 6px;
    color: #fca5a5;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
}

.close-quantity-btn:hover {
    background: rgba(220, 38, 38, 0.3);
    color: #fecaca;
}

.close-quantity-btn svg {
    width: 16px;
    height: 16px;
}

.quantity-content {
    padding: 20px;
}

.item-preview-large {
    background: #212528;
    border: 1px solid #383838;
    border-radius: 8px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.item-icon-xl {
    font-size: 32px;
}

.item-label-large {
    color: #f5f9fc;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
}

.item-price-xl {
    color: #b9eff0;
    font-size: 20px;
    font-weight: 800;
}

.item-stock {
    color: #f5f9fc;
    font-size: 14px;
    opacity: 0.8;
    margin-top: 4px;
}

.quantity-selector {
    margin-bottom: 20px;
}

.quantity-label {
    color: #f5f9fc;
    font-size: 16px;
    font-weight: 600;
    display: block;
    margin-bottom: 12px;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.qty-btn {
    background: #212528;
    border: 1.5px solid #383838;
    border-radius: 6px;
    width: 40px;
    height: 40px;
    color: #b9eff0;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qty-btn:hover {
    background: #343a3f;
    border-color: #b9eff0;
}

.quantity-input {
    background: #212528;
    border: 1.5px solid #383838;
    border-radius: 6px;
    padding: 10px;
    color: #f5f9fc;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    width: 80px;
    outline: none;
}

.quantity-input:focus {
    border-color: #b9eff0;
}

.quantity-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.max-qty {
    color: #f5f9fc;
    font-size: 14px;
    opacity: 0.8;
}

.total-calculation {
    background: #212528;
    border: 1px solid #383838;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 25px;
}

.total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.total-label {
    color: #f5f9fc;
    font-size: 16px;
    font-weight: 600;
}

.total-amount {
    color: #b9eff0;
    font-size: 22px;
    font-weight: 800;
}

.quantity-actions {
    display: flex;
    gap: 12px;
}

.confirm-sale-btn {
    background: #b9eff0;
    color: #1b1d21;
    border: none;
    border-radius: 8px;
    padding: 15px 20px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex: 2;
    font-variant-caps: all-petite-caps;
}

.confirm-sale-btn:hover {
    background: #f5f9fc;
    transform: translateY(-1px);
}

.cancel-quantity-btn {
    background: #212528;
    border: 1.5px solid #383838;
    color: #f5f9fc;
    border-radius: 8px;
    padding: 15px 20px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    flex: 1;
}

.cancel-quantity-btn:hover {
    background: #343a3f;
    border-color: #b9eff0;
}

/* Scrollbar Styling */
.items-list::-webkit-scrollbar,
.sale-content::-webkit-scrollbar {
    width: 6px;
}

.items-list::-webkit-scrollbar-track,
.sale-content::-webkit-scrollbar-track {
    background: #212528;
    border-radius: 3px;
}

.items-list::-webkit-scrollbar-thumb,
.sale-content::-webkit-scrollbar-thumb {
    background: #383838;
    border-radius: 3px;
}

.items-list::-webkit-scrollbar-thumb:hover,
.sale-content::-webkit-scrollbar-thumb:hover {
    background: #b9eff0;
}

/* Responsive Design */
@media (max-width: 480px) {
    .header {
        padding: 12px;
    }
    
    .header-title {
        font-size: 18px;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .card-title {
        font-size: 18px;
    }
    
    .items-preview {
        grid-template-columns: 1fr;
    }
    
    .item-detailed {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .item-right {
        text-align: left;
        width: 100%;
    }
    
    .buyer-details-card {
        margin: 10px;
        padding: 20px;
    }
    
    .buyer-name {
        font-size: 20px;
    }
    
    .action-btn {
        padding: 15px;
        font-size: 16px;
    }
    
    .view-description {
        font-size: 16px;
    }
    
    .sale-menu-overlay {
        padding: 10px;
    }
    
    .sale-menu-container {
        max-width: 100%;
    }
    
    .sale-header {
        padding: 15px;
    }
    
    .sale-title {
        font-size: 18px;
    }
    
    .sale-content {
        padding: 15px;
    }
    
    .buyer-info {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .sale-actions {
        flex-direction: column;
    }
    
    .quantity-modal-overlay {
        padding: 10px;
    }
    
    .quantity-modal {
        max-width: 100%;
    }
    
    .quantity-header {
        padding: 15px;
    }
    
    .quantity-content {
        padding: 15px;
    }
    
    .item-preview-large {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .quantity-actions {
        flex-direction: column;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-right {
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.skeleton {
    background: linear-gradient(90deg, #212528 25%, #383838 50%, #212528 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Focus States for Accessibility */
.back-btn:focus,
.cancel-btn:focus,
.action-btn:focus,
.dealer-card:focus,
.buyer-card:focus,
.sale-item:focus,
.confirm-sale-btn:focus,
.cancel-sale-btn:focus,
.qty-btn:focus,
.quantity-input:focus {
    outline: 2px solid #b9eff0;
    outline-offset: 2px;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .dealer-card,
    .buyer-card,
    .sale-item {
        border-width: 2px;
    }
    
    .trust-bar {
        background: #f5f9fc;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .view {
        transition: none;
    }
    
    .loading-spinner {
        animation: none;
    }
    
    .skeleton {
        animation: none;
    }
    
    .dealer-card,
    .buyer-card,
    .action-btn,
    .sale-item,
    .confirm-sale-btn {
        transition: none;
    }
}