:root {
    --primary: #33383F;
    --accent: #00FFAA;
    --dark: #2A2E34;
    --light: #E0E0E0;
    --text: #FFFFFF;
    --text-secondary: #AAAAAA;
}

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

body {
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.tablet-ui {
    width: 100%;
    max-width: 900px;
    background-color: var(--primary);
    border-radius: 25px;
    padding: 30px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    color: var(--text);
    border: 1px solid rgba(0, 255, 170, 0.2);
    position: relative;
    overflow: hidden;
    animation: scaleIn 0.3s ease-out forwards;
}

.tablet-ui.closing {
    animation: scaleOut 0.3s ease-out forwards;
}

.tablet-ui::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    pointer-events: none;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    margin-bottom: 25px;
    border-bottom: 1px solid rgba(0, 255, 170, 0.3);
    position: relative;
}

.header h1 {
    font-size: 28px;
    font-weight: 700;
    background: rgb(255, 255, 255);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: 1px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.balance {
    background-color: rgba(0, 255, 170, 0.1);
    padding: 8px 15px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    color: var(--accent);
    border: 1px solid rgba(0, 255, 170, 0.3);
    display: flex;
    align-items: center;
    gap: 8px;
}

.balance i {
    font-size: 14px;
}

.cart-btn {
    background-color: rgba(0, 255, 170, 0.1);
    padding: 8px 15px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    color: var(--accent);
    border: 1px solid rgba(0, 255, 170, 0.3);
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.cart-btn:hover {
    background-color: rgba(0, 255, 170, 0.2);
    transform: translateY(-2px);
}

.cart-btn i {
    font-size: 14px;
}

.cart-count {
    background-color: var(--accent);
    color: var(--primary);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 12px;
    font-weight: 700;
}

.tabs {
    display: flex;
    margin-bottom: 30px;
    gap: 10px;
    position: relative;
}

.tab {
    flex: 1;
    text-align: center;
    padding: 15px 0;
    background-color: var(--dark);
    color: var(--text);
    border: none;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-size: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 170, 0.2) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}

.tab:hover {
    color: var(--text);
    transform: translateY(-2px);
}

.tab:hover::before {
    opacity: 1;
}

.tab.active {
    background: linear-gradient(135deg, rgba(0, 255, 170, 0.2) 0%, transparent 100%);
    color: var(--text);
    box-shadow: 0 5px 15px rgba(0, 255, 170, 0.3);
}

.tab i {
    font-size: 18px;
}

.content {
    min-height: 500px;
}

.category {
    display: flex;
    animation: fadeIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.category.active {
    display: block;
}

.item-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 20px;
}

.item-card {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border-radius: 15px;
    padding: 20px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.item-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(0, 255, 170, 0.3);
}

.item-card:hover::before {
    opacity: 1;
}

.item-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary) 0%, #3a4048 100%);
    border-radius: 18px;
    margin: 0 auto 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s;
    overflow: hidden;
}

.item-icon img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.item-card:hover .item-icon {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(0, 255, 170, 0.2);
}

.item-name {
    font-weight: 600;
    margin-bottom: 5px;
    text-align: center;
    font-size: 16px;
    color: var(--text);
}

.item-price {
    color: var(--accent);
    text-align: center;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 15px;
}

.add-to-cart {
    width: 100%;
    padding: 12px;
    margin-top: 15px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border: 1px solid rgba(0, 255, 170, 0.3);
    color: var(--accent);
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.add-to-cart:hover {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 170, 0.2);
}

.add-to-cart i {
    font-size: 14px;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease-out forwards;
}

.modal.closing {
    animation: fadeOut 0.3s ease-out forwards;
}

.modal-content {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border-radius: 20px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    padding: 30px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(0, 255, 170, 0.3);
    position: relative;
    animation: scaleIn 0.3s ease-out forwards;
}

.modal-content.closing {
    animation: scaleOut 0.3s ease-out forwards;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(0, 255, 170, 0.3);
}

.modal-header h2 {
    font-size: 24px;
    background: rgb(255, 255, 255);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.close-modal {
    background: rgba(255, 85, 85, 0.1);
    border: 1px solid rgba(255, 85, 85, 0.3);
    color: #ff5555;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s;
    margin-right: 10px;
    font-size: 16px;
    position: relative;
}

.close-modal i {
    transition: transform 0.3s ease-out;
}

.close-modal:hover {
    background: rgba(255, 85, 85, 0.2);
}

.close-modal:hover i {
    transform: rotate(90deg);
}

.confirmation-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0);
    z-index: 1001;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease-out forwards;
}

.confirmation-modal.closing {
    animation: fadeOut 0.3s ease-out forwards;
}

.confirmation-modal-content {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border-radius: 15px;
    width: 90%;
    max-width: 400px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0);
    border: 1px solid rgba(255, 85, 85, 0.3);
    position: relative;
    animation: scaleIn 0.3s ease-out forwards;
}

.confirmation-modal-content.closing {
    animation: scaleOut 0.3s ease-out forwards;
}

.confirmation-modal-header {
    margin-bottom: 20px;
    text-align: center;
}

.confirmation-modal-header h3 {
    color: white;
    font-size: 20px;
    font-weight: 600;
}

.confirmation-modal-body {
    margin-bottom: 25px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 16px;
}

.confirmation-modal-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.confirmation-btn {
    padding: 10px 25px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    font-size: 14px;
}

.confirm-btn {
    background-color: rgba(255, 85, 85, 0.2);
    color: #ff5555;
    border: 1px solid rgba(255, 85, 85, 0.4);
}

.confirm-btn:hover {
    background-color: rgba(255, 85, 85, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 85, 85, 0.2);
}

.cancel-btn {
    background-color: rgba(0, 255, 170, 0.1);
    color: var(--accent);
    border: 1px solid rgba(0, 255, 170, 0.3);
}

.cancel-btn:hover {
    background-color: rgba(0, 255, 170, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 170, 0.2);
}

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

.cart-item {
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.cart-item-info {
    color: white;
    display: flex;
    align-items: center;
    gap: 15px;
}

.cart-item-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.cart-item-icon img {
    width: 35px;
    height: 35px;
    object-fit: contain;
}

.cart-item-name {
    color: white;
    font-weight: 600;
}

.cart-item-price {
    color: white;
    font-weight: 700;
}

.cart-item-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.quantity-control {
    display: flex;
    align-items: center;
    gap: 8px;
}

.quantity-btn {
    width: 25px;
    height: 25px;
    border-radius: 50%;
    background-color: rgba(0, 255, 170, 0.1);
    border: 1px solid rgba(0, 255, 170, 0.3);
    color: var(--accent);
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 12px;
}

.quantity-btn:hover {
    background-color: rgba(0, 255, 170, 0.2);
}

.quantity-input {
    width: 50px;
    text-align: center;
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(0, 255, 170, 0.3);
    color: var(--text);
    border-radius: 5px;
    padding: 5px;
    font-size: 14px;
    -moz-appearance: textfield;
}

.quantity-input::-webkit-outer-spin-button,
.quantity-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.quantity-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(0, 255, 170, 0.2);
}

.quantity {
    min-width: 20px;
    text-align: center;
}

.remove-item {
    color: #ff5555;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s;
}

.remove-item:hover {
    transform: scale(1.2);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--accent);
    padding: 20px 0;
    border-top: 1px solid rgba(0, 255, 170, 0.3);
    font-size: 18px;
    font-weight: 700;
}

.total-amount {
    color: var(--accent);
}

.cart-actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
}

.cart-btn-action {
    padding: 12px 25px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.checkout-btn {
    background: linear-gradient(135deg, rgba(0, 255, 170, 0.2) 0%, transparent 100%);
    color: var(--text);
    border: none;
}

.checkout-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 170, 0.3);
}

.close-btn {
    background: rgba(255, 85, 85, 0.1);
    border: 1px solid rgba(255, 85, 85, 0.3);
    color: #ff5555;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s;
    margin-right: 10px;
    font-size: 16px;
    position: relative;
}

.close-btn i {
    transition: transform 0.3s ease-out;
}

.close-btn:hover {
    background: rgba(255, 85, 85, 0.2);
}

.close-btn:hover i {
    transform: rotate(90deg);
}

.clear-btn {
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.clear-btn:hover {
    color: #ff5555;
    border-color: rgba(255, 85, 85, 0.3);
}

/* Empty cart message */
.empty-cart {
    text-align: center;
    padding: 40px 0;
    color: var(--text-secondary);
}

.empty-cart i {
    font-size: 40px;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

/* Tablet styling */
@media (max-width: 768px) {
    .item-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }
    
    .tab {
        padding: 12px 0;
        font-size: 14px;
    }
    
    .tab i {
        font-size: 16px;
    }

    .modal-content {
        width: 95%;
        padding: 20px;
    }

    .cart-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .cart-item-actions {
        width: 100%;
        justify-content: space-between;
    }
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 255, 170, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(0, 255, 170, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 255, 170, 0); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-3px); }
    40%, 80% { transform: translateX(3px); }
}

@keyframes scaleIn {
    0% { transform: scale(0.9); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes scaleOut {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(0.9); opacity: 0; }
}

@keyframes fadeInDown {
    0% { opacity: 0; transform: translateY(-20px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@keyframes fadeOutUp {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(-20px); }
}