/**
 * SmartFarm Utility Classes
 * System-level CSS utilities for common patterns
 */

/* Overlay and Modal Utilities */
[data-overlay="true"][aria-hidden="true"] {
    pointer-events: none !important;
    visibility: hidden !important;
}

[data-overlay="true"]:not([aria-hidden="true"]) {
    pointer-events: auto !important;
    visibility: visible !important;
}

/* Z-index Management */
.smartfarm-overlay {
    z-index: 1000;
}

.smartfarm-modal {
    z-index: 1050;
}

.smartfarm-tooltip {
    z-index: 1070;
}

.smartfarm-toast {
    z-index: 1080;
}

.smartfarm-error-boundary {
    z-index: 1090;
}

/* Loading States */
.smartfarm-loading {
    position: relative;
    pointer-events: none;
}

.smartfarm-loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.smartfarm-loading::before {
    content: '⏳';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    z-index: 1001;
    animation: smartfarm-spin 1s linear infinite;
}

@keyframes smartfarm-spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Error States */
.smartfarm-error {
    border: 2px solid #dc3545 !important;
    background-color: #f8d7da !important;
}

.smartfarm-warning {
    border: 2px solid #ffc107 !important;
    background-color: #fff3cd !important;
}

.smartfarm-success {
    border: 2px solid #28a745 !important;
    background-color: #d4edda !important;
}

/* Accessibility Utilities */
.smartfarm-sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.smartfarm-focus-visible:focus {
    outline: 2px solid #007bff !important;
    outline-offset: 2px !important;
}

/* Responsive Utilities */
.smartfarm-hidden-mobile {
    display: block;
}

.smartfarm-hidden-desktop {
    display: none;
}

@media (max-width: 768px) {
    .smartfarm-hidden-mobile {
        display: none !important;
    }
    
    .smartfarm-hidden-desktop {
        display: block !important;
    }
}

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

.smartfarm-fade-out {
    animation: smartfarm-fade-out 0.3s ease-in-out;
}

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

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

@keyframes smartfarm-fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes smartfarm-fade-out {
    from { opacity: 1; }
    to { opacity: 0; }
}

@keyframes smartfarm-slide-in {
    from { transform: translateY(-20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes smartfarm-slide-out {
    from { transform: translateY(0); opacity: 1; }
    to { transform: translateY(-20px); opacity: 0; }
}

/* Form Utilities */
.smartfarm-form-group {
    margin-bottom: 1rem;
}

.smartfarm-form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.smartfarm-form-control {
    display: block;
    width: 100%;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    color: #495057;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.smartfarm-form-control:focus {
    color: #495057;
    background-color: #fff;
    border-color: #80bdff;
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.smartfarm-form-control.smartfarm-error {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

/* Button Utilities */
.smartfarm-btn {
    display: inline-block;
    font-weight: 400;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    background-color: transparent;
    border: 1px solid transparent;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: 0.25rem;
    transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.smartfarm-btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

.smartfarm-btn-primary {
    color: #fff;
    background-color: #007bff;
    border-color: #007bff;
}

.smartfarm-btn-primary:hover:not(:disabled) {
    color: #fff;
    background-color: #0056b3;
    border-color: #004085;
}

.smartfarm-btn-secondary {
    color: #fff;
    background-color: #6c757d;
    border-color: #6c757d;
}

.smartfarm-btn-secondary:hover:not(:disabled) {
    color: #fff;
    background-color: #545b62;
    border-color: #4e555b;
}

.smartfarm-btn-success {
    color: #fff;
    background-color: #28a745;
    border-color: #28a745;
}

.smartfarm-btn-success:hover:not(:disabled) {
    color: #fff;
    background-color: #1e7e34;
    border-color: #1c7430;
}

.smartfarm-btn-danger {
    color: #fff;
    background-color: #dc3545;
    border-color: #dc3545;
}

.smartfarm-btn-danger:hover:not(:disabled) {
    color: #fff;
    background-color: #c82333;
    border-color: #bd2130;
}

.smartfarm-btn-warning {
    color: #212529;
    background-color: #ffc107;
    border-color: #ffc107;
}

.smartfarm-btn-warning:hover:not(:disabled) {
    color: #212529;
    background-color: #e0a800;
    border-color: #d39e00;
}

/* Alert Utilities */
.smartfarm-alert {
    position: relative;
    padding: 0.75rem 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: 0.25rem;
}

.smartfarm-alert-primary {
    color: #004085;
    background-color: #cce7ff;
    border-color: #b3d7ff;
}

.smartfarm-alert-secondary {
    color: #383d41;
    background-color: #e2e3e5;
    border-color: #d6d8db;
}

.smartfarm-alert-success {
    color: #155724;
    background-color: #d4edda;
    border-color: #c3e6cb;
}

.smartfarm-alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}

.smartfarm-alert-warning {
    color: #856404;
    background-color: #fff3cd;
    border-color: #ffeaa7;
}

.smartfarm-alert-info {
    color: #0c5460;
    background-color: #d1ecf1;
    border-color: #bee5eb;
}

/* Grid Utilities */
.smartfarm-container {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

@media (min-width: 576px) {
    .smartfarm-container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .smartfarm-container {
        max-width: 720px;
    }
}

@media (min-width: 992px) {
    .smartfarm-container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .smartfarm-container {
        max-width: 1140px;
    }
}

.smartfarm-row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -15px;
    margin-left: -15px;
}

.smartfarm-col {
    flex-basis: 0;
    flex-grow: 1;
    max-width: 100%;
    padding-right: 15px;
    padding-left: 15px;
}

/* Print Utilities */
@media print {
    .smartfarm-no-print {
        display: none !important;
    }
    
    .smartfarm-print-only {
        display: block !important;
    }
}

/* Dark Mode Utilities */
@media (prefers-color-scheme: dark) {
    .smartfarm-auto-dark {
        background-color: #212529;
        color: #fff;
    }
    
    .smartfarm-auto-dark .smartfarm-form-control {
        background-color: #495057;
        border-color: #6c757d;
        color: #fff;
    }
    
    .smartfarm-auto-dark .smartfarm-form-control:focus {
        background-color: #495057;
        border-color: #80bdff;
        color: #fff;
    }
}