/* Restaurant Management System - Touchscreen Friendly CSS */

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --danger-color: #dc3545;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-background: #f5f5f5;
    --card-shadow: 0 2px 10px rgba(0,0,0,0.05);
    --transition: all 0.3s ease;
}

/* Touch-friendly spacing */
* {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

input, textarea, select {
    -webkit-user-select: text;
    user-select: text;
}

/* Touch-friendly buttons */
button, .btn, .btn-action, [onclick] {
    min-height: 48px;
    min-width: 48px;
    padding: 15px 20px !important;
    font-size: 16px !important;
    border-radius: 8px !important;
    margin: 5px;
    transition: var(--transition);
    cursor: pointer;
}

button:active, .btn:active {
    opacity: 0.8;
    transform: scale(0.98);
}

/* Large touch targets */
input, select, textarea {
    min-height: 48px;
    padding: 12px !important;
    font-size: 16px !important;
    border-radius: 6px !important;
}

/* Cards */
.card {
    border-radius: 12px !important;
    box-shadow: var(--card-shadow) !important;
    border: none !important;
    margin-bottom: 20px;
}

/* Grid layouts for touch */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 10px;
}

/* Text sizes for readability */
body {
    font-size: 16px;
    line-height: 1.6;
}

h1 { font-size: 28px; }
h2 { font-size: 24px; }
h3 { font-size: 20px; }
h4 { font-size: 18px; }

/* Navbar adjustments */
.navbar {
    padding: 15px 20px;
    min-height: 60px;
}

.navbar-brand {
    font-size: 20px;
    padding: 10px 15px;
}

/* Bottom navigation for mobile */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    border-top: 1px solid #ddd;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 5px;
    padding: 10px 5px;
    z-index: 100;
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60px;
    border-radius: 8px;
    transition: var(--transition);
    background: #f8f9fa;
}

.bottom-nav-item:active {
    background: var(--primary-color);
    color: white;
}

/* Modal adjustments */
.modal-dialog {
    max-width: 90vw;
}

.modal-content {
    border-radius: 12px;
}

/* Tables for touch */
.table {
    font-size: 16px;
}

.table th, .table td {
    padding: 12px;
}

/* Avoid hover states on touch devices */
@media (hover: none) {
    button:hover, .btn:hover {
        transform: none;
    }
}

/* Orientation adjustments */
@media (orientation: landscape) {
    body {
        padding-bottom: 150px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print styles */
@media print {
    .navbar, .bottom-nav, button, [onclick] {
        display: none;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}