/* Google Gemini inspired design for G'ulomjon Restaurant */

/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Google-inspired color palette */
    --primary-blue: #1a73e8;
    --primary-blue-hover: #1557b0;
    --secondary-blue: #e8f0fe;
    --text-primary: #202124;
    --text-secondary: #5f6368;
    --text-tertiary: #9aa0a6;
    --surface: #ffffff;
    --surface-variant: #f8f9fa;
    --surface-container: #f1f3f4;
    --outline: #dadce0;
    --outline-variant: #e8eaed;
    --success: #137333;
    --success-container: #e6f4ea;
    --warning: #ea8600;
    --warning-container: #fef7e0;
    --error: #d93025;
    --error-container: #fce8e6;
    --shadow-1: 0 1px 2px 0 rgba(60,64,67,.3), 0 1px 3px 1px rgba(60,64,67,.15);
    --shadow-2: 0 1px 2px 0 rgba(60,64,67,.3), 0 2px 6px 2px rgba(60,64,67,.15);
    --shadow-3: 0 4px 8px 3px rgba(60,64,67,.15), 0 1px 3px rgba(60,64,67,.3);
    --border-radius-small: 8px;
    --border-radius-medium: 12px;
    --border-radius-large: 16px;
    --border-radius-full: 9999px;
}

body {
    font-family: 'Google Sans', 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--surface-variant);
    color: var(--text-primary);
    line-height: 1.5;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header - Google style */
header {
    background: var(--surface);
    border-bottom: 1px solid var(--outline-variant);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    min-height: 64px;
}

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

.logo {
    font-size: 24px;
    color: var(--primary-blue);
}

.restaurant-info h1 {
    font-size: 20px;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0;
}

.tagline {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 0;
}

/* Navigation - Google Material Design */
nav {
    display: flex;
    gap: 8px;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 16px;
    text-decoration: none;
    color: var(--text-secondary);
    border-radius: var(--border-radius-full);
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
    min-width: 64px;
    position: relative;
}

.nav-item:hover {
    background-color: var(--secondary-blue);
    color: var(--primary-blue);
}

.nav-item.active {
    background-color: var(--secondary-blue);
    color: var(--primary-blue);
}

.nav-icon {
    font-size: 20px;
    margin-bottom: 4px;
}

.nav-item span:not(.nav-icon) {
    font-size: 11px;
    font-weight: 500;
}

/* Main Content */
main {
    padding: 24px 0;
}

/* Cards - Google Material Design */
.card {
    background: var(--surface);
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-1);
    border: 1px solid var(--outline-variant);
    overflow: hidden;
}

.order-section {
    background: var(--surface);
    padding: 24px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-2);
    border: 1px solid var(--outline-variant);
    margin-bottom: 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    color: var(--text-primary);
}

h2 {
    font-size: 24px;
    margin-bottom: 16px;
}

h3 {
    font-size: 18px;
    margin-bottom: 12px;
}

h4 {
    font-size: 16px;
    margin-bottom: 8px;
}

/* Form Elements - Google style */
.input-group {
    position: relative;
    margin-bottom: 16px;
}

.input-group input,
.input-group select,
.input-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--outline);
    border-radius: var(--border-radius-small);
    font-size: 14px;
    font-family: inherit;
    background: var(--surface);
    color: var(--text-primary);
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.2);
}

.input-group input:hover,
.input-group select:hover,
.input-group textarea:hover {
    border-color: var(--text-primary);
}

.input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    font-size: 16px;
}

.input-group input:has(+ .input-icon) {
    padding-left: 48px;
}

/* Buttons - Google Material Design */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border: none;
    border-radius: var(--border-radius-full);
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
    position: relative;
    overflow: hidden;
}

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

.btn-primary:hover {
    background-color: var(--primary-blue-hover);
    box-shadow: var(--shadow-2);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-blue);
    border: 1px solid var(--outline);
}

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

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

.btn-success:hover {
    background-color: #0f5132;
    box-shadow: var(--shadow-2);
}

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

.btn-danger:hover {
    background-color: #b52d20;
    box-shadow: var(--shadow-2);
}

.btn-small {
    padding: 6px 16px;
    font-size: 12px;
}

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

.submit-btn {
    width: 100%;
    background-color: var(--primary-blue);
    color: white;
    padding: 16px;
    font-size: 16px;
    font-weight: 500;
    border-radius: var(--border-radius-medium);
    border: none;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
}

.submit-btn:hover {
    background-color: var(--primary-blue-hover);
    box-shadow: var(--shadow-2);
}

/* Menu Section */
.menu-section {
    margin-bottom: 32px;
}

.menu-filters {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 16px;
    border: 1px solid var(--outline);
    background: var(--surface);
    color: var(--text-secondary);
    border-radius: var(--border-radius-full);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
}

.filter-btn:hover {
    background-color: var(--surface-container);
    border-color: var(--text-primary);
}

.filter-btn.active {
    background-color: var(--secondary-blue);
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.menu-item {
    background: var(--surface);
    border: 1px solid var(--outline-variant);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
    position: relative;
}

.menu-item:hover {
    box-shadow: var(--shadow-2);
    border-color: var(--outline);
}

.menu-item.selected {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.2);
}

.menu-item.popular::before {
    content: "⭐ Mashhur";
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--warning);
    color: white;
    padding: 4px 8px;
    border-radius: var(--border-radius-small);
    font-size: 11px;
    font-weight: 500;
    z-index: 2;
}

.menu-item-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.menu-item-content {
    padding: 16px;
}

.menu-item h4 {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.menu-item-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.price {
    font-size: 18px;
    font-weight: 500;
    color: var(--primary-blue);
}

.rating {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--warning);
    font-size: 12px;
}

.cooking-time {
    color: var(--text-secondary);
    font-size: 12px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.4;
    margin-bottom: 16px;
}

.quantity-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--surface-variant);
    padding: 12px;
    border-radius: var(--border-radius-small);
}

.quantity-btn {
    background: var(--primary-blue);
    color: white;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
}

.quantity-btn:hover {
    background-color: var(--primary-blue-hover);
    box-shadow: var(--shadow-1);
}

.quantity-btn:disabled {
    background: var(--text-tertiary);
    cursor: not-allowed;
}

.quantity-display {
    font-weight: 500;
    font-size: 16px;
    min-width: 32px;
    text-align: center;
    background: var(--surface);
    padding: 8px;
    border-radius: var(--border-radius-small);
    border: 1px solid var(--outline-variant);
}

/* Order Summary */
.order-summary {
    background: var(--surface-variant);
    padding: 20px;
    border-radius: var(--border-radius-medium);
    margin-bottom: 24px;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--outline-variant);
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-item-info {
    display: flex;
    flex-direction: column;
}

.summary-item-name {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 14px;
}

.summary-item-details {
    font-size: 12px;
    color: var(--text-secondary);
}

.total-section {
    background: var(--surface);
    padding: 16px;
    border-radius: var(--border-radius-medium);
    border: 1px solid var(--outline-variant);
}

.total-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 14px;
}

.final-total {
    font-size: 18px;
    font-weight: 500;
    color: var(--primary-blue);
    border-top: 1px solid var(--outline-variant);
    padding-top: 12px;
    margin-top: 12px;
    margin-bottom: 0;
}

/* Delivery Options */
.delivery-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.delivery-option {
    display: flex;
    align-items: center;
    padding: 16px;
    background: var(--surface);
    border: 1px solid var(--outline-variant);
    border-radius: var(--border-radius-medium);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
}

.delivery-option:hover {
    border-color: var(--primary-blue);
    background-color: var(--secondary-blue);
}

.delivery-option input[type="radio"] {
    margin-right: 12px;
    accent-color: var(--primary-blue);
}

/* Kitchen & Admin Panels */
.kitchen-orders,
.waiter-section,
.admin-dashboard {
    background: var(--surface);
    padding: 24px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-2);
    border: 1px solid var(--outline-variant);
}

.orders-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.order-card {
    background: var(--surface);
    border: 1px solid var(--outline-variant);
    border-radius: var(--border-radius-medium);
    padding: 20px;
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
    position: relative;
}

.order-card:hover {
    box-shadow: var(--shadow-2);
}

.order-card.pending {
    border-left: 4px solid var(--warning);
}

.order-card.preparing {
    border-left: 4px solid var(--primary-blue);
}

.order-card.ready {
    border-left: 4px solid var(--success);
}

.order-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--outline-variant);
}

.status {
    padding: 4px 12px;
    border-radius: var(--border-radius-full);
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
}

.status.kutilmoqda {
    background: var(--warning-container);
    color: var(--warning);
}

.status.tayyorlanmoqda {
    background: var(--secondary-blue);
    color: var(--primary-blue);
}

.status.tayyor {
    background: var(--success-container);
    color: var(--success);
}

.order-info {
    background: var(--surface-variant);
    padding: 16px;
    border-radius: var(--border-radius-small);
    margin-bottom: 16px;
}

.order-items .item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--outline-variant);
}

.order-items .item:last-child {
    border-bottom: none;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--primary-blue);
    color: white;
    padding: 24px;
    border-radius: var(--border-radius-medium);
    text-align: center;
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
}

.stat-card:hover {
    box-shadow: var(--shadow-3);
    transform: translateY(-2px);
}

.stat-card h3 {
    font-size: 14px;
    font-weight: 400;
    margin-bottom: 8px;
    opacity: 0.9;
}

.stat-value {
    font-size: 32px;
    font-weight: 400;
}

/* Tables */
.orders-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    box-shadow: var(--shadow-1);
    border: 1px solid var(--outline-variant);
}

.orders-table th,
.orders-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--outline-variant);
}

.orders-table th {
    background: var(--surface-variant);
    font-weight: 500;
    color: var(--text-primary);
    font-size: 14px;
}

.orders-table tr:hover {
    background: var(--surface-variant);
}

.status-badge {
    padding: 4px 8px;
    border-radius: var(--border-radius-small);
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
}

.status-badge.pending {
    background: var(--warning-container);
    color: var(--warning);
}

.status-badge.preparing {
    background: var(--secondary-blue);
    color: var(--primary-blue);
}

.status-badge.ready {
    background: var(--success-container);
    color: var(--success);
}

.status-badge.served {
    background: var(--surface-container);
    color: var(--text-secondary);
}

.status-badge.cancelled {
    background: var(--error-container);
    color: var(--error);
}

/* Modal */
.modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(32, 33, 36, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--surface);
    padding: 24px;
    border-radius: var(--border-radius-large);
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-3);
    position: relative;
}

.close {
    position: absolute;
    right: 16px;
    top: 16px;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-tertiary);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
}

.close:hover {
    background: var(--error-container);
    color: var(--error);
}

/* Success Page */
.success-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
    padding: 24px 0;
}

.success-card {
    background: var(--surface);
    padding: 48px 32px;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-2);
    text-align: center;
    max-width: 500px;
    width: 100%;
    border: 1px solid var(--outline-variant);
}

.success-icon {
    font-size: 64px;
    margin-bottom: 24px;
    color: var(--success);
}

/* Utility Classes */
.no-orders {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-secondary);
    background: var(--surface-variant);
    border-radius: var(--border-radius-medium);
    border: 2px dashed var(--outline);
}

.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 48px;
}

.error {
    background: var(--error-container);
    color: var(--error);
    padding: 16px;
    border-radius: var(--border-radius-small);
    margin-bottom: 16px;
    border: 1px solid var(--error);
}

.success {
    background: var(--success-container);
    color: var(--success);
    padding: 16px;
    border-radius: var(--border-radius-small);
    margin-bottom: 16px;
    border: 1px solid var(--success);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .logo-section {
        justify-content: center;
    }
    
    nav {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        gap: 4px;
    }
    
    .nav-item {
        flex: 1;
        min-width: 60px;
        padding: 8px 12px;
    }
    
    .nav-icon {
        font-size: 18px;
    }
    
    .nav-item span:not(.nav-icon) {
        font-size: 10px;
    }
    
    .order-section,
    .kitchen-orders,
    .waiter-section,
    .admin-dashboard {
        padding: 16px;
        margin: 16px 0;
    }
    
    .menu-grid {
        grid-template-columns: 1fr;
    }
    
    .delivery-options {
        grid-template-columns: 1fr;
    }
    
    .orders-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .order-header {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .modal-content {
        margin: 16px;
        padding: 20px;
    }
    
    .success-card {
        margin: 16px;
        padding: 32px 24px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }
    
    .logo {
        font-size: 20px;
    }
    
    .restaurant-info h1 {
        font-size: 18px;
    }
    
    .tagline {
        font-size: 11px;
    }
    
    .orders-table {
        font-size: 12px;
    }
    
    .orders-table th,
    .orders-table td {
        padding: 12px 8px;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.menu-item {
    animation: fadeInUp 0.3s ease forwards;
}

.menu-item:nth-child(1) { animation-delay: 0.05s; }
.menu-item:nth-child(2) { animation-delay: 0.1s; }
.menu-item:nth-child(3) { animation-delay: 0.15s; }
.menu-item:nth-child(4) { animation-delay: 0.2s; }

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

.loading::after {
    content: "";
    width: 24px;
    height: 24px;
    border: 2px solid var(--outline-variant);
    border-top: 2px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Print Styles */
@media print {
    body {
        background: white !important;
        color: black !important;
    }
    
    .nav-item,
    .order-actions,
    .submit-btn,
    .btn {
        display: none !important;
    }
    
    .order-section,
    .success-card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
        background: white !important;
    }
}