/*
 * QRCraft Pro Frontend Styles
 */

/* ==========================================================================
   CSS Variables & Base Styles
   ========================================================================== */

:root {
    --qrcraft-primary: #2271b1;
    --qrcraft-primary-hover: #135e96;
    --qrcraft-secondary: #646970;
    --qrcraft-success: #00a32a;
    --qrcraft-warning: #f56e28;
    --qrcraft-error: #d63638;
    
    --qrcraft-bg-primary: #ffffff;
    --qrcraft-bg-secondary: #f8f9fa;
    --qrcraft-bg-tertiary: #e9ecef;
    --qrcraft-border: #dee2e6;
    --qrcraft-border-light: #e9ecef;
    
    --qrcraft-text-primary: #212529;
    --qrcraft-text-secondary: #6c757d;
    --qrcraft-text-muted: #adb5bd;
    
    --qrcraft-shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --qrcraft-shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --qrcraft-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    --qrcraft-radius-sm: 0.25rem;
    --qrcraft-radius-md: 0.5rem;
    --qrcraft-radius-lg: 0.75rem;
    --qrcraft-radius-xl: 1rem;
    
    --qrcraft-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --qrcraft-transition-fast: all 0.15s ease-in-out;
    
    --qrcraft-spacing-xs: 0.25rem;
    --qrcraft-spacing-sm: 0.5rem;
    --qrcraft-spacing-md: 1rem;
    --qrcraft-spacing-lg: 1.5rem;
    --qrcraft-spacing-xl: 2rem;
}

/* ==========================================================================
   QR Code Wrapper & Container
   ========================================================================== */

.qrcraft-qr-wrapper {
    display: block;
    margin: var(--qrcraft-spacing-lg) 0;
}

/* Context-specific styling */
.qrcraft-context-product {
    margin: var(--qrcraft-spacing-xl) 0;
}

.qrcraft-context-shortcode {
    margin: var(--qrcraft-spacing-md) 0;
    display: inline-block;
    vertical-align: top;
}

.qrcraft-context-widget {
    margin: var(--qrcraft-spacing-md) 0;
    padding: var(--qrcraft-spacing-md);
}

.qrcraft-context-tab {
    margin: 0;
    border: none;
    box-shadow: none;
    background: transparent;
}

.qrcraft-context-tab::before {
    display: none;
}

/* ==========================================================================
   QR Code Header
   ========================================================================== */

.qrcraft-qr-header {
    text-align: center;
    margin-bottom: var(--qrcraft-spacing-lg);
    padding-bottom: var(--qrcraft-spacing-md);
    border-bottom: 1px solid var(--qrcraft-border-light);
}

.qrcraft-qr-title {
    margin: 0 0 var(--qrcraft-spacing-sm) 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--qrcraft-text-primary);
    line-height: 1.4;
}

.qrcraft-qr-description {
    margin: 0;
    font-size: 0.9rem;
    color: var(--qrcraft-text-secondary);
    line-height: 1.5;
}

/* ==========================================================================
   QR Code Container & States
   ========================================================================== */

.qrcraft-qr-container {
    position: relative;
    text-align: center;
    min-height: 200px;
}

/* Loading State */
.qrcraft-qr-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    color: var(--qrcraft-text-secondary);
}

.qrcraft-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--qrcraft-border);
    border-top-color: var(--qrcraft-primary);
    border-radius: 50%;
    animation: qrcraft-spin 1s linear infinite;
    margin-bottom: var(--qrcraft-spacing-md);
}

@keyframes qrcraft-spin {
    to {
        transform: rotate(360deg);
    }
}

.qrcraft-qr-loading span {
    font-size: 0.9rem;
    font-weight: 500;
}

/* Content State */
.qrcraft-qr-content {
    animation: qrcraft-fadeInUp 0.5s ease-out;
}

@keyframes qrcraft-fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Error State */
.qrcraft-qr-error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    color: var(--qrcraft-error);
    text-align: center;
}

.qrcraft-error-icon {
    font-size: 2rem;
    margin-bottom: var(--qrcraft-spacing-md);
}

.qrcraft-error-message {
    margin: 0 0 var(--qrcraft-spacing-md) 0;
    font-size: 0.9rem;
    color: var(--qrcraft-text-secondary);
}

/* ==========================================================================
   QR Code Image
   ========================================================================== */

.qrcraft-qr-image-wrapper {
    display: inline-block;
    position: relative;
    margin-bottom: var(--qrcraft-spacing-lg);
    padding: var(--qrcraft-spacing-md);
    background: repeating-conic-gradient(
        var(--qrcraft-bg-tertiary) 0% 25%, 
        transparent 0% 50%
    ) 50% / 20px 20px;
    border-radius: var(--qrcraft-radius-lg);
    transition: var(--qrcraft-transition);
}

.qrcraft-qr-image-wrapper:hover {
    transform: scale(1.02);
    box-shadow: var(--qrcraft-shadow-md);
}

.qrcraft-qr-image {
    display: block;
    max-width: 100%;
    height: auto;
}

@keyframes qrcraft-zoomIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.qrcraft-qr-image-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid transparent;
    border-radius: var(--qrcraft-radius-lg);
    transition: var(--qrcraft-transition);
    pointer-events: none;
}

.qrcraft-qr-image-wrapper:hover::after {
    border-color: var(--qrcraft-primary);
    box-shadow: 0 0 0 4px rgba(34, 113, 177, 0.1);
}

/* ==========================================================================
   Action Buttons
   ========================================================================== */

.qrcraft-qr-actions {
    display: flex;
    gap: var(--qrcraft-spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--qrcraft-spacing-lg);
}

.qrcraft-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--qrcraft-spacing-sm);
    padding: var(--qrcraft-spacing-md) var(--qrcraft-spacing-lg);
    background: var(--qrcraft-primary);
    color: white;
    text-decoration: none;
    border: 2px solid var(--qrcraft-primary);
    border-radius: var(--qrcraft-radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1;
    cursor: pointer;
    transition: var(--qrcraft-transition);
    position: relative;
    overflow: hidden;
}

.qrcraft-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--qrcraft-transition);
}

.qrcraft-btn:hover::before {
    left: 100%;
}

.qrcraft-btn:hover {
    background: var(--qrcraft-primary-hover);
    border-color: var(--qrcraft-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--qrcraft-shadow-md);
    text-decoration: none;
    color: white;
}

.qrcraft-btn:active {
    transform: translateY(0);
    box-shadow: var(--qrcraft-shadow-sm);
}

.qrcraft-btn:focus {
    outline: 2px solid var(--qrcraft-primary);
    outline-offset: 2px;
}

/* Button Variants */
.qrcraft-btn-download {
    background: var(--qrcraft-success);
    border-color: var(--qrcraft-success);
}

.qrcraft-btn-download:hover {
    background: #007a20;
    border-color: #007a20;
}

.qrcraft-btn-share {
    background: var(--qrcraft-secondary);
    border-color: var(--qrcraft-secondary);
}

.qrcraft-btn-share:hover {
    background: #495057;
    border-color: #495057;
}

.qrcraft-btn-fullscreen {
    background: var(--qrcraft-warning);
    border-color: var(--qrcraft-warning);
}

.qrcraft-btn-fullscreen:hover {
    background: #e55d1f;
    border-color: #e55d1f;
}

.qrcraft-btn-retry {
    background: var(--qrcraft-error);
    border-color: var(--qrcraft-error);
}

.qrcraft-btn-retry:hover {
    background: #b02a2a;
    border-color: #b02a2a;
}

/* Button Icons */
.qrcraft-icon {
    width: 16px;
    height: 16px;
    display: inline-block;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.qrcraft-icon-download {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8l-6-6z"/><path d="M14 2v6h6"/><path d="M12 18v-6"/><path d="m9 15 3 3 3-3"/></svg>');
}

.qrcraft-icon-share {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><circle cx="18" cy="5" r="3"/><circle cx="6" cy="12" r="3"/><circle cx="18" cy="19" r="3"/><path d="M8.59 13.51l6.83 3.98"/><path d="M15.41 6.51l-6.82 3.98"/></svg>');
}

.qrcraft-icon-expand {
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 24 24"><path d="M8 3H5a2 2 0 0 0-2 2v3m18 0V5a2 2 0 0 0-2-2h-3m0 18h3a2 2 0 0 0 2-2v-3M3 16v3a2 2 0 0 0 2 2h3"/></svg>');
}

/* ==========================================================================
   QR Code Footer
   ========================================================================== */

.qrcraft-qr-footer {
    text-align: center;
    padding-top: var(--qrcraft-spacing-md);
    border-top: 1px solid var(--qrcraft-border-light);
}

.qrcraft-qr-info {
    margin: 0;
    font-size: 0.85rem;
    color: var(--qrcraft-text-secondary);
    line-height: 1.4;
}

/* ==========================================================================
   Modal Styles
   ========================================================================== */

.qrcraft-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--qrcraft-transition);
}

.qrcraft-modal.show {
    display: flex;
    opacity: 1;
}

.qrcraft-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.qrcraft-modal-content {
    position: relative;
    background: var(--qrcraft-bg-primary);
    border-radius: var(--qrcraft-radius-xl);
    max-width: 90vw;
    max-height: 90vh;
    overflow: auto;
    box-shadow: var(--qrcraft-shadow-lg);
    animation: qrcraft-modalSlide 0.3s ease-out;
}

@keyframes qrcraft-modalSlide {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-50px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.qrcraft-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--qrcraft-spacing-lg) var(--qrcraft-spacing-xl);
    border-bottom: 1px solid var(--qrcraft-border-light);
}

.qrcraft-modal-title {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--qrcraft-text-primary);
}

.qrcraft-modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    color: var(--qrcraft-text-secondary);
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--qrcraft-transition);
}

.qrcraft-modal-close:hover {
    background: var(--qrcraft-bg-secondary);
    color: var(--qrcraft-text-primary);
}

.qrcraft-modal-body {
    padding: var(--qrcraft-spacing-xl);
    text-align: center;
}

.qrcraft-modal-qr-container {
    margin-bottom: var(--qrcraft-spacing-lg);
}

.qrcraft-modal-qr-image {
    max-width: 100%;
    height: auto;
    border-radius: var(--qrcraft-radius-lg);
    box-shadow: var(--qrcraft-shadow-md);
}

.qrcraft-modal-actions {
    display: flex;
    gap: var(--qrcraft-spacing-md);
    justify-content: center;
}

/* ==========================================================================
   Shortcode Specific Styles
   ========================================================================== */

.qrcraft-qr-shortcode {
    display: inline-block;
    margin: var(--qrcraft-spacing-md);
    vertical-align: top;
}

.qrcraft-qr-shortcode .qrcraft-qr-wrapper {
    margin: 0;
    min-width: 200px;
}

.qrcraft-qr-shortcode .qrcraft-qr-actions {
    margin-bottom: 0;
}

/* ==========================================================================
   Widget Specific Styles
   ========================================================================== */

.widget .qrcraft-qr-wrapper {
    margin: 0;
    padding: var(--qrcraft-spacing-md);
}

.widget .qrcraft-qr-title {
    font-size: 1rem;
}

.widget .qrcraft-qr-actions {
    flex-direction: column;
    gap: var(--qrcraft-spacing-sm);
}

.widget .qrcraft-btn {
    padding: var(--qrcraft-spacing-sm) var(--qrcraft-spacing-md);
    font-size: 0.85rem;
}

/* ==========================================================================
   Product Tab Specific Styles
   ========================================================================== */

.woocommerce-tabs .qrcraft-qr-wrapper {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: var(--qrcraft-spacing-lg) 0;
}

.woocommerce-tabs .qrcraft-qr-wrapper::before {
    display: none;
}

.woocommerce-tabs .qrcraft-qr-image-wrapper {
    margin-bottom: var(--qrcraft-spacing-xl);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 768px) {
    .qrcraft-qr-wrapper {
        margin: var(--qrcraft-spacing-md) 0;
        padding: var(--qrcraft-spacing-md);
    }
    
    .qrcraft-qr-title {
        font-size: 1.1rem;
    }
    
    .qrcraft-qr-actions {
        flex-direction: column;
        gap: var(--qrcraft-spacing-sm);
    }
    
    .qrcraft-btn {
        width: 100%;
        justify-content: center;
        padding: var(--qrcraft-spacing-md);
    }
    
    .qrcraft-modal-content {
        margin: var(--qrcraft-spacing-md);
        max-width: calc(100vw - 2rem);
    }
    
    .qrcraft-modal-header,
    .qrcraft-modal-body {
        padding: var(--qrcraft-spacing-md);
    }
    
    .qrcraft-modal-title {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .qrcraft-qr-wrapper {
        padding: var(--qrcraft-spacing-sm);
    }
    
    .qrcraft-qr-image-wrapper {
        padding: var(--qrcraft-spacing-sm);
    }
    
    .qrcraft-btn {
        font-size: 0.85rem;
        padding: var(--qrcraft-spacing-sm) var(--qrcraft-spacing-md);
    }
    
    .qrcraft-modal-close {
        width: 32px;
        height: 32px;
        font-size: 1.5rem;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .qrcraft-qr-wrapper {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .qrcraft-qr-actions,
    .qrcraft-modal {
        display: none !important;
    }
    
    .qrcraft-qr-image {
        max-width: 200px;
        height: auto;
    }
}

/* ==========================================================================
   Accessibility Enhancements
   ========================================================================== */

/* Screen reader only content */
.qrcraft-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;
}

/* Live regions for dynamic content */
.qrcraft-live-region {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* Focus management */
.qrcraft-btn:focus-visible,
.qrcraft-qr-image:focus-visible,
.qrcraft-modal-close:focus-visible {
    outline: 3px solid var(--qrcraft-primary);
    outline-offset: 2px;
}

/* Skip links for keyboard navigation */
.qrcraft-skip-link {
    position: absolute;
    left: -9999px;
    z-index: 999999;
    padding: 8px;
    background: var(--qrcraft-primary);
    color: white;
    text-decoration: none;
}

.qrcraft-skip-link:focus {
    left: 6px;
    top: 7px;
}

/* Modal accessibility */
.qrcraft-modal[aria-hidden="true"] {
    display: none !important;
}

.qrcraft-modal-content {
    role: dialog;
    aria-modal: true;
    aria-labelledby: modal-title;
}

/* Button states for accessibility */
.qrcraft-btn:active,
.qrcraft-btn[aria-pressed="true"] {
    transform: scale(0.98);
}

/* Loading states */
.qrcraft-qr-loading[aria-live] {
    aria-live: assertive;
}

/* Error states */
.qrcraft-qr-error[role="alert"] {
    border-left: 4px solid var(--qrcraft-error);
    padding-left: var(--qrcraft-spacing-md);
}

/* Success states */
.qrcraft-success[role="status"] {
    border-left: 4px solid var(--qrcraft-success);
    padding-left: var(--qrcraft-spacing-md);
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --qrcraft-border: #000000;
        --qrcraft-border-light: #000000;
        --qrcraft-shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.3);
        --qrcraft-shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.3);
        --qrcraft-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.4);
    }

    .qrcraft-qr-wrapper {
        border-width: 3px;
        border-color: #000000;
    }

    .qrcraft-btn {
        border-width: 3px;
        border-color: #000000;
        font-weight: bold;
    }

    .qrcraft-qr-image {
        border: 2px solid #000000;
    }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .qrcraft-spinner {
        animation: none;
        border-top-color: var(--qrcraft-primary);
    }

    .qrcraft-spinner::after {
        content: "Loading...";
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        font-size: 12px;
        color: var(--qrcraft-text-secondary);
    }
}

/* Color scheme preferences */
@media (prefers-color-scheme: dark) {
    .qrcraft-high-contrast {
        --qrcraft-primary: #ffffff;
        --qrcraft-bg-primary: #000000;
        --qrcraft-text-primary: #ffffff;
        --qrcraft-text-secondary: #cccccc;
    }
}

@media (prefers-color-scheme: light) {
    .qrcraft-high-contrast {
        --qrcraft-primary: #000000;
        --qrcraft-bg-primary: #ffffff;
        --qrcraft-text-primary: #000000;
        --qrcraft-text-secondary: #333333;
    }
}

/* Large text support */
@media (min-resolution: 2dppx) {
    .qrcraft-qr-image {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Print accessibility */
@media print {
    .qrcraft-sr-only {
        position: static !important;
        width: auto !important;
        height: auto !important;
        padding: 0 !important;
        margin: 0 !important;
        overflow: visible !important;
        clip: auto !important;
        white-space: normal !important;
        border: 0 !important;
    }

    .qrcraft-btn,
    .qrcraft-modal {
        display: none !important;
    }
}

/* Focus styles for keyboard navigation */
.qrcraft-btn:focus,
.qrcraft-modal-close:focus {
    outline: 2px solid var(--qrcraft-primary);
    outline-offset: 2px;
}

/* Screen reader only content */
.qrcraft-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ==========================================================================
   Dark Mode Support
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    :root {
        --qrcraft-bg-primary: #1a1a1a;
        --qrcraft-bg-secondary: #2d2d2d;
        --qrcraft-bg-tertiary: #404040;
        --qrcraft-border: #404040;
        --qrcraft-border-light: #505050;
        --qrcraft-text-primary: #ffffff;
        --qrcraft-text-secondary: #cccccc;
        --qrcraft-text-muted: #aaaaaa;
    }
    
    .qrcraft-qr-image-wrapper {
        background: repeating-conic-gradient(
            #333333 0% 25%, 
            transparent 0% 50%
        ) 50% / 20px 20px;
    }
    
    .qrcraft-modal-overlay {
        background: rgba(0, 0, 0, 0.8);
    }
}

/* ==========================================================================
   RTL Language Support
   ========================================================================== */

[dir="rtl"] .qrcraft-qr-actions {
    flex-direction: row-reverse;
}

[dir="rtl"] .qrcraft-btn {
    flex-direction: row-reverse;
}

[dir="rtl"] .qrcraft-modal-header {
    flex-direction: row-reverse;
}

/* ==========================================================================
   Animation Classes
   ========================================================================== */

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

.qrcraft-slide-up {
    animation: qrcraft-slideUp 0.5s ease-out;
}

.qrcraft-bounce-in {
    animation: qrcraft-bounceIn 0.7s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

@keyframes qrcraft-slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes qrcraft-bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
    70% {
        opacity: 0.9;
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.qrcraft-hidden {
    display: none !important;
}

.qrcraft-invisible {
    visibility: hidden !important;
}

.qrcraft-text-center {
    text-align: center !important;
}

.qrcraft-text-left {
    text-align: left !important;
}

.qrcraft-text-right {
    text-align: right !important;
}

.qrcraft-no-margin {
    margin: 0 !important;
}

.qrcraft-no-padding {
    padding: 0 !important;
}

.qrcraft-full-width {
    width: 100% !important;
}

.qrcraft-loading-state {
    pointer-events: none;
    opacity: 0.7;
}

.qrcraft-error-state {
    border-color: var(--qrcraft-error);
    background-color: rgba(214, 54, 56, 0.05);
}

.qrcraft-success-state {
    border-color: var(--qrcraft-success);
    background-color: rgba(0, 163, 42, 0.05);
}
.qrcraft-warning-state {
    border-color: var(--qrcraft-warning);
    background-color: rgba(245, 110, 40, 0.05);
}

.qrcraft-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 12px 20px;
    border-radius: 6px;
    color: white;
    font-weight: 500;
    z-index: 10000;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    max-width: 300px;
    word-wrap: break-word;
}

.qrcraft-toast.show {
    transform: translateX(0);
}

.qrcraft-toast-success {
    background: #00a32a;
}

.qrcraft-toast-error {
    background: #d63638;
}

.qrcraft-toast-warning {
    background: #f56e28;
}

.qrcraft-toast-info {
    background: #2271b1;
}

@media (max-width: 480px) {
    .qrcraft-toast {
        left: 10px;
        right: 10px;
        bottom: 10px;
        transform: translateY(100%);
        max-width: none;
    }

    .qrcraft-toast.show {
        transform: translateY(0);
    }
}

.qrcraft-mobile .qrcraft-qr-image-wrapper {
    padding: 0.5rem;
}

.qrcraft-mobile .qrcraft-btn {
    font-size: 0.9rem;
    padding: 0.75rem 1rem;
}

.qrcraft-share-input:focus {
    outline: 2px solid #2271b1;
    outline-offset: 2px;
}

.qrcraft-btn-copy {
    background: #646970;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

.qrcraft-btn-copy:hover {
    background: #50575e;
}

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

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

.qrcraft-spinner {
    border-width: 2px;
    animation-duration: 0.8s;
}

.qrcraft-btn:focus-visible {
    outline: 2px solid #2271b1;
    outline-offset: 2px;
}

.qrcraft-qr-image:focus-visible {
    outline: 3px solid #2271b1;
    outline-offset: 3px;
    border-radius: 4px;
}

@media (prefers-contrast: high) {
    .qrcraft-btn {
        border-width: 3px;
        font-weight: bold;
    }

    .qrcraft-qr-wrapper {
        border-width: 2px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .qrcraft-spinner {
        animation: none;
        border-top-color: transparent;
    }

    .qrcraft-spinner::after {
        content: "Loading...";
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        font-size: 12px;
    }
}

/* ==========================================================================
   End of QRCraft Pro Frontend Styles
   ========================================================================== */