@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
    --primary-color: #6B46C1;
    --primary-dark: #553C9A;
    --background-dark: #1A202C;

    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.15);
    --glass-shadow: 0 8px 24px 0 rgba(0, 0, 0, 0.6);
    --text-light: #F7FAFC;

    --success: #48BB78;
    --warning: #ED8936;
    --error: #F56565;
}

body {
    background-color: var(--background-dark);
    color: var(--text-light);
    min-height: 100vh;
}

.glass {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--glass-shadow);
    color: var(--text-light);
}

.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--background-dark);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    transition: opacity 0.5s ease-out;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.lightning-container {
    width: 100px;
    height: 100px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

.shop-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(107, 70, 193, 0.5);
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(1); opacity: 0.7; }
}

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

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

.form-input, .form-textarea {
    width: 100%;
    padding: 12px 15px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-light);
    font-size: 1rem;
    transition: box-shadow 0.2s, border-color 0.2s;
    box-sizing: border-box;
    resize: vertical;
    overflow-y: auto;
}

.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--primary-dark);
    box-shadow: 0 0 0 3px rgba(159, 122, 234, 0.5);
}

.main-container {
    padding: 0;
    min-height: 100vh;
}

.modal {
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    overflow-y: auto;
    padding: 20px 0;
}

.modal-content {
    width: 90%;
    max-width: 450px;
    padding: 25px;
    border-radius: 15px;

    max-height: 90vh;

    overflow-y: auto;

    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);

    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-header h2 {
    color: var(--primary-dark);
    font-size: 1.5rem;
    font-weight: 600;
}

input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

input[type="checkbox"] + label {
    position: relative;
    padding-left: 28px;
    cursor: pointer;
    line-height: 20px;
    display: inline-block;
}

input[type="checkbox"] + label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 20px;
    height: 20px;
    border: 2px solid var(--glass-border);
    background: var(--glass-bg);
    border-radius: 4px;
    transition: all 0.2s ease;
}

input[type="checkbox"]:checked + label::after {
    content: '✓';
    position: absolute;
    left: 4px;
    top: 0px;
    font-size: 14px;
    color: var(--primary-dark);
    font-weight: bold;
    line-height: 20px;
}

input[type="checkbox"]:checked + label::before {
    background: rgba(139, 95, 191, 0.3);
    border-color: var(--primary-color);
}

.form-group {
    margin-bottom: 15px;
}

.form-select {
    position: relative;
    padding-right: 35px;
}

.form-select-wrapper {
    position: relative;
}

.form-select-wrapper::after {
    content: '▼';
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: 0.8rem;
    pointer-events: none;
    opacity: 0.6;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 5px;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 5px;
}

.quantity-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-light);
    border-radius: 8px;
    padding: 8px 15px;
    font-size: 1.2rem;
    line-height: 1;
    cursor: pointer;
    transition: background 0.2s;
}

.quantity-btn:hover {
    background: rgba(255, 255, 255, 0.25);
}

.content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem 1.5rem;
    display: block;
}


.header {
    width: 100%;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(26, 32, 44, 0.95);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
    border: none;
}

.header h1 {
    font-size: 1.8rem;
    margin: 0;
}

.menu-btn, .admin-btn, .cart-btn {
    cursor: pointer;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--text-light);
    padding: 5px;
}


.search-bar {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem 0.5rem;
    width: 100%;
    box-sizing: border-box;
}

.search-bar input {
    width: 100%;
    padding: 12px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-light);
    font-size: 1rem;
    transition: box-shadow 0.2s;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(107, 70, 193, 0.5);
}


.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100%;
    transform: translateX(-100%);
    border-radius: 0 18px 18px 0;
    z-index: 100;
    transition: transform 0.3s ease-in-out;

    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--glass-shadow);
    padding: 20px;

    overflow-y: auto;
    padding-bottom: 50px;
}

.sidebar.active {
    transform: translateX(0);
}

.action-btn {
    width: 100%;
    padding: 12px 20px;
    margin-top: 15px;
    background: var(--primary-color);
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
}

.action-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-edit {
    background: #4A5568;
    color: var(--text-light);
}

.btn-sm {
    padding: 5px 10px;
    font-size: 0.8rem;
    border-radius: 6px;
    cursor: pointer;
    border: none;
    font-weight: 500;
    white-space: nowrap;
}

.btn-edit:hover {
    background: #718096;
}

.delete-btn {
    background: var(--error);
    color: var(--text-light);
}

.delete-btn:hover {
    background: #C53030;
}

body.sidebar-open::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 99;
}

.category-list {
    list-style: none;
    padding: 0;
    margin-top: 20px;
}

.close-modal {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s, color 0.2s;
}

.close-modal:hover {
    opacity: 1;
    color: var(--error);
}

.category-item {
    padding: 10px 15px;
    border-radius: 10px;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-bottom: 5px;
}

.category-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.category-item.active {
    background-color: var(--primary-color);
    font-weight: 600;
}



.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    padding: 0;
    width: 100%;
}

.product-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    padding: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
    text-align: center;

    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 350px;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.7);
}

.product-image, .no-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 10px;
    flex-shrink: 0;
}

.no-image {
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.product-name {
    font-weight: 600;
    margin-bottom: 5px;
    height: 2.4em;
    overflow: hidden;
    font-size: 0.95rem;
}

.product-price {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 700;
}

.add-to-cart-btn {
    width: 100%;
    padding: 8px 15px;
    background-color: var(--primary-color);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: auto;
}

.add-to-cart-btn:hover {
    background-color: var(--primary-dark);
}

.cart-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    z-index: 100;
}

.cart-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--error);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 0.7rem;
    line-height: 20px;
    text-align: center;
}


.cart-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 1rem;
}


.cart-modal.active, .product-modal.active {
    opacity: 1;
    visibility: visible;
}

.cart-content, .product-content {
    background: #2D3748;
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    box-shadow: var(--glass-shadow);
    width: 90%;
    max-width: 450px;
    padding: 25px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    transition: none;
}


.cart-header, .product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 10px;
}

.cart-items {
    max-height: 40vh;
    overflow-y: auto;
    margin-bottom: 20px;
}

.cart-item {
    display: flex;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.cart-item > img,
.cart-item > .no-image {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    object-fit: cover;
    margin-right: 15px;
    flex-shrink: 0;
}

.cart-item > .no-image {
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    opacity: 0.7;
}

.cart-item-info {
    flex-grow: 1;
}

.cart-item-title {
    font-weight: 500;
}

.cart-item-price {
    font-size: 0.9rem;
    opacity: 0.7;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 5px;
}

.qty-btn {
    width: 25px;
    height: 25px;
    background: var(--primary-color);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
}

.cart-item-remove {
    cursor: pointer;
    font-size: 1.2rem;
    opacity: 0.5;
    transition: opacity 0.2s;
}

.cart-item-remove:hover {
    opacity: 1;
    color: var(--error);
}

.checkout-btn {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.checkout-btn:hover {
    background-color: var(--primary-dark);
}

.cart-total {
    margin-bottom: 20px;
    text-align: center;
    font-size: 1.2rem;
}

.empty-cart-message {
    text-align: center;
    opacity: 0.7;
    padding: 30px 0;
}

.banner-container {
    margin: 15px 0;
    width: 100%;
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: var(--glass-shadow);
}

.banner-slider {
    display: flex;
    transition: transform 0.3s ease-in-out;
}

.banner-item {
    min-width: 100%;
    height: 150px;
    background-size: cover;
    background-position: center;
    border-radius: 15px;
    cursor: pointer;
    text-decoration: none;
    display: block;
}

.banner-dots {
    display: flex;
    justify-content: center;
    padding: 10px 0 5px 0;
    gap: 8px;
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: background-color 0.3s;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.dot.active {
    background-color: var(--primary-dark);
    transform: scale(1.2);
}