/* Modern Invoice Generator Styles */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    /* Light Theme Colors */
    --primary-color: #000000;
    --secondary-color: #707070;
    --text-color: #333333;
    --text-light: #666666;
    --background-color: #f7f7f9;
    --card-background: #ffffff;
    --border-color: #e0e0e0;
    --success-color: #4caf50;
    --danger-color: #f44336;
    --warning-color: #ff9800;
    
    /* Font */
    --font-family: 'Poppins', sans-serif;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    
    /* Shadow */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* Dark Theme */
.dark-mode {
    --primary-color: #333333; /* Change from white to dark gray */
    --secondary-color: #a0a0a0;
    --text-color: #f1f1f1;
    --text-light: #b0b0b0;
    --background-color: #121212;
    --card-background: #1e1e1e;
    --border-color: #333333;
    --primary-text-color: #ffffff; /* New variable for text on primary backgrounds */
}
/* Update main navigation for dark mode */
.dark-mode .main-nav {
    background-color: var(--primary-color);
}

.dark-mode .nav-links a {
    color: var(--primary-text-color);
}

.dark-mode .logo a {
    color: var(--primary-text-color);
}

/* Update footer for dark mode */
.dark-mode .main-footer {
    background-color: var(--primary-color);
    color: var(--primary-text-color);
}

.dark-mode .footer-links a, 
.dark-mode .footer-contact a {
    color: rgba(255, 255, 255, 0.8);
}

.dark-mode .footer-links a:hover, 
.dark-mode .footer-contact a:hover {
    color: white;
}

/* Update modals for dark mode */
.dark-mode .modal-header {
    background-color: var(--primary-color);
    color: var(--primary-text-color);
}

/* Update button styles for dark mode */
.dark-mode .btn-primary {
    background-color: var(--primary-color);
    color: var(--primary-text-color);
}

/* Update preview header for dark mode */
.dark-mode .preview-header {
    background-color: var(--primary-color);
    color: var(--primary-text-color);
}
/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background-color: var(--background-color);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: var(--spacing-md);
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

/* Button Styles */
button {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: var(--font-family);
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-weight: 500;
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    font-weight: 500;
}

.btn-secondary:hover {
    background-color: rgba(0, 0, 0, 0.05);
    transform: translateY(-2px);
}

.btn-icon {
    background-color: transparent;
    color: var(--text-color);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background-color: rgba(0, 0, 0, 0.05);
    color: var(--primary-color);
}

.btn-add {
    background-color: var(--success-color);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.btn-add:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* Header Styles */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

#darkModeToggle {
    background-color: transparent;
    border: none;
    font-size: 1.2rem;
    color: var(--text-color);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

#darkModeToggle:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

/* App Container */
.app-container {
    background-color: var(--card-background);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    padding: var(--spacing-lg);
}

/* Invoice Container */
.invoice-container {
    display: flex;
    gap: var(--spacing-xl);
}

@media (max-width: 1200px) {
    .invoice-container {
        flex-direction: column;
    }
}

/* Form Styles */
.invoice-form {
    flex: 1;
    overflow-y: auto;
    max-height: 80vh;
    padding-right: var(--spacing-md);
}

.form-section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.form-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.form-row {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-group {
    flex: 1;
    display: flex;
    flex-direction: column;
}

label {
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-light);
}

input, textarea, select {
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-family);
    background-color: var(--card-background);
    color: var(--text-color);
    transition: border-color 0.3s;
}

input:focus, textarea:focus, select:focus {
    border-color: var(--primary-color);
    outline: none;
}

textarea {
    min-height: 80px;
    resize: vertical;
}

/* Logo Upload */
.logo-upload {
    margin-bottom: var(--spacing-md);
}

.logo-preview {
    width: 150px;
    height: 150px;
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.3s;
}

.logo-preview:hover {
    border-color: var(--primary-color);
}

.logo-preview i {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

.logo-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

#logoUpload {
    display: none;
}

/* Invoice Items Table */
.invoice-items-table {
    margin-bottom: var(--spacing-md);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
}

thead {
    background-color: var(--primary-color);
    color: white;
}

th, td {
    padding: var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

tbody tr:nth-child(even) {
    background-color: rgba(0, 0, 0, 0.02);
}

tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.item-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.item-actions button {
    background-color: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
}

.btn-delete {
    color: var(--danger-color);
}

.btn-edit {
    color: var(--warning-color);
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

/* Preview Section */
.invoice-preview {
    flex: 1;
    background-color: var(--card-background);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
}

.preview-header {
    padding: var(--spacing-md);
    background-color: var(--primary-color);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.preview-header h2 {
    margin-bottom: 0;
}

.preview-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.preview-actions button {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border-radius: var(--border-radius-sm);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-actions button:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.preview-content {
    flex: 1;
    padding: var(--spacing-md);
    overflow-y: auto;
    background-color: white;
    min-height: 300px;
}

.empty-preview {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    padding: var(--spacing-xl);
}

.empty-preview i {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.3;
}

/* Generated Invoice Styles */
.generated-invoice {
    padding: var(--spacing-md);
}

.invoice-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.company-details {
    display: flex;
    gap: var(--spacing-md);
}

.company-logo {
    width: 150px;
    height: auto;
    object-fit: contain;
    max-height: 80px;
    margin-right: 15px;
}

.invoice-info {
    border: 1px solid var(--border-color);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    width: 250px;
}

.invoice-parties {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.invoice-items {
    margin-bottom: var(--spacing-lg);
}

.invoice-summary {
    width: 300px;
    margin-left: auto;
    border-top: 2px solid var(--border-color);
    padding-top: var(--spacing-md);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
}

.total-row {
    font-weight: bold;
    font-size: 1.2em;
    border-top: 1px solid var(--border-color);
    padding-top: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.invoice-footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

/* GST Specific Styles */
.gst-fields {
    background-color: rgba(0, 0, 0, 0.02);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    margin-top: var(--spacing-md);
}

/* Main Navigation Bar */
.main-nav {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    color: white;
    text-decoration: none;
    font-size: 1.4rem;
    font-weight: 400;
}

.logo strong {
    font-weight: 700;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
}

.nav-links a:hover, .nav-links a.active {
    background-color: rgba(255, 255, 255, 0.2);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Features Section */
.features-section {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-xl) 0;
    background-color: var(--background-color);
    border-radius: var(--border-radius-lg);
}

.features-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-lg);
}

.feature-card {
    background-color: var(--card-background);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.feature-card h3 {
    margin-bottom: var(--spacing-sm);
}

/* Footer Styles */
.main-footer {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo h3 {
    margin-bottom: var(--spacing-sm);
}

.footer-links h4, .footer-contact h4 {
    margin-bottom: var(--spacing-md);
    position: relative;
}

.footer-links h4:after, .footer-contact h4:after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 50px;
    height: 2px;
    background-color: white;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a, .footer-contact a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover, .footer-contact a:hover {
    color: white;
}

.footer-contact p {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
}

.footer-contact i {
    margin-right: var(--spacing-sm);
    width: 20px;
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: background-color 0.3s;
}

.social-icons a:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
}

/* Modal Styles - FIXED */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    overflow: auto;
    backdrop-filter: blur(5px);
    transition: opacity 0.3s;
    opacity: 0;
}

.modal.show {
    display: block;
    opacity: 1;
}

.modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 0;
    width: 80%;
    max-width: 800px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    position: relative;
    transform: translateY(-20px);
    transition: transform 0.3s;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.dark-mode .modal-content {
    background-color: #1e1e1e;
    color: #f1f1f1;
}

.modal.show .modal-content {
    transform: translateY(0);
}

.modal-header {
    padding: 16px 24px;
    background-color: #000;
    color: white;
    border-radius: 8px 8px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}


.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
}

.close-modal {
    color: white;
    font-size: 1.8rem;
    font-weight: bold;
    cursor: pointer;
    border: none;
    background: transparent;
    padding: 0;
    line-height: 1;
}

.dark-mode .close-modal {
    color: #000;
}

.close-modal:hover {
    opacity: 0.7;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
}

.modal-footer {
    padding: 16px 24px;
    background-color: #f5f5f5;
    border-radius: 0 0 8px 8px;
    display: flex;
    justify-content: flex-end;
}

.dark-mode .modal-footer {
    background-color: #333;
}

.contact-info {
    text-align: center;
    padding: 32px 24px;
}

.contact-info i {
    font-size: 3rem;
    color: #000;
    margin-bottom: 16px;
}

.dark-mode .contact-info i {
    color: #fff;
}

.contact-email {
    font-size: 1.3rem;
    font-weight: 500;
    color: #000;
    margin: 16px 0;
}

.dark-mode .contact-email {
    color: #fff;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
    }
    
    .invoice-header, .invoice-parties {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .invoice-info {
        width: 100%;
    }
    
    .invoice-summary {
        width: 100%;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--primary-color);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-md);
        z-index: 101;
    }
    
    .nav-links.show {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links h4:after, .footer-contact h4:after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-contact p {
        justify-content: center;
    }
    
    .social-icons {
        justify-content: center;
    }
    
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
}

/* Invalid field highlighting */
.invalid-field {
    border-color: var(--danger-color) !important;
    background-color: rgba(244, 67, 54, 0.05) !important;
}

.invalid-section {
    border: 1px solid var(--danger-color) !important;
    background-color: rgba(244, 67, 54, 0.05) !important;
}

/* Fix for table background in PDF and Print */
.generated-invoice thead {
    background-color: #000000 !important; /* Using solid black instead of var(--primary-color) for PDF compatibility */
    color: white !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
}

.generated-invoice th {
    color: white !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
}

.generated-invoice tbody tr:nth-child(even) {
    background-color: #f2f2f2 !important; /* Using light grey instead of rgba for PDF compatibility */
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
}

.generated-invoice .company-logo {
    max-width: 150px !important;
    max-height: 80px !important;
    width: auto !important;
    height: auto !important;
    object-fit: contain !important;
    margin-right: 15px !important;
}

/* Print styles */
@media print {
    .main-nav, .action-buttons, .preview-actions, .main-footer {
        display: none !important;
    }
    
    .app-container {
        box-shadow: none !important;
        padding: 0 !important;
    }
    
    .invoice-container {
        flex-direction: column !important;
    }
    
    .invoice-form {
        display: none !important;
    }
    
    .invoice-preview {
        border: none !important;
        box-shadow: none !important;
    }
    
    .preview-header {
        display: none !important;
    }
    
    .preview-content {
        padding: 0 !important;
    }
    
    .generated-invoice thead {
        background-color: #000000 !important;
        color: white !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
    
    .generated-invoice tbody tr:nth-child(even) {
        background-color: #f2f2f2 !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
}

/* Custom tweaks for jsPDF */
#previewContent {
    background-color: white !important;
}

/* Dark mode overrides for print and PDF */
.dark-mode .generated-invoice thead {
    background-color: #000000 !important;
    color: white !important;
}

.dark-mode .generated-invoice tbody tr:nth-child(even) {
    background-color: #f2f2f2 !important;
    color: #333333 !important;
}

.dark-mode .generated-invoice {
    color: #333333 !important;
    background-color: white !important;
}

.highlight {
    border-color: var(--primary-color) !important;
    background-color: rgba(0, 0, 0, 0.05) !important;
}
/* Add this to styles.css */
.upload-info {
    margin-top: var(--spacing-xs);
    color: var(--text-light);
    font-size: 0.8rem;
    text-align: left;
    max-width: 200px;
}

/* FAQ Section Styles */
.faq-section {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-xl) 0;
    background-color: var(--background-color);
    border-radius: var(--border-radius-lg);
}

.faq-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--card-background);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
}

.faq-question {
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.3s;
}

.faq-question:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

.faq-question h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 500;
}

.faq-toggle {
    transition: transform 0.3s;
}

.faq-item.active .faq-toggle {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 var(--spacing-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    max-height: 500px; /* This should be enough for most answers */
}

/* Dark mode adjustments */
.dark-mode .faq-question:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .faq-question h3 {
        font-size: 1rem;
    }
    
    .faq-question {
        padding: var(--spacing-md);
    }
    
    .faq-answer {
        padding: 0 var(--spacing-md);
    }
    
    .faq-item.active .faq-answer {
        padding: 0 var(--spacing-md) var(--spacing-md);
    }
}
/* UPI QR Code Upload Styles */
.qr-upload {
    margin-bottom: var(--spacing-md);
}

.qr-preview {
    width: 150px;
    height: 150px;
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.3s;
}

.qr-preview:hover {
    border-color: var(--primary-color);
}

.qr-preview i {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

.qr-preview img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

#upiQrUpload {
    display: none;
}

.upi-qr-container {
    margin: var(--spacing-md) 0;
    text-align: center;
}

.upi-qr-code {
    max-width: 150px;
    max-height: 150px;
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm);
    background-color: white;
}
/* Download Tooltip Styles */
.download-tooltip {
    position: absolute;
    z-index: 9999;
    pointer-events: none;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.download-tooltip.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.tooltip-content {
    background-color: var(--primary-color);
    color: white;
    padding: 12px 16px;
    border-radius: 6px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    max-width: 250px;
}

.tooltip-arrow {
    position: absolute;
    width: 12px;
    height: 12px;
    background-color: var(--primary-color);
    right: -6px;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.dark-mode .tooltip-content,
.dark-mode .tooltip-arrow {
    background-color: #333;
}

/* Pulse animation for download button */
.pulse-animation {
    animation: pulse 1.5s infinite;
    box-shadow: 0 0 0 rgba(255, 255, 255, 0.4);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(255, 255, 255, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    }
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .download-tooltip {
        position: fixed;
        top: auto !important;
        left: 50% !important;
        bottom: 20px;
        transform: translateX(-50%) translateY(20px);
    }
    
    .download-tooltip.show {
        transform: translateX(-50%) translateY(0);
    }
    
    .tooltip-content {
        width: 280px;
        max-width: 90vw;
    }
    
    .tooltip-arrow {
        right: auto;
        top: -6px;
        left: 50%;
        transform: translateX(-50%) rotate(45deg);
    }
}