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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.logo-text h1 {
    font-size: 28px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: -5px;
}

.logo-text p {
    font-size: 14px;
    color: #6b7280;
    font-weight: 500;
}

.header-stats {
    display: flex;
    gap: 30px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: #667eea;
}

.stat-label {
    font-size: 12px;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Navigation */
.nav {
    background: white;
    border-bottom: 1px solid #e5e7eb;
    padding: 0;
}

.nav-tabs {
    display: flex;
    overflow-x: auto;
    gap: 0;
}

.nav-tab {
    background: none;
    border: none;
    padding: 20px 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
    font-weight: 500;
    color: #6b7280;
}

.nav-tab:hover {
    background: #f9fafb;
    color: #374151;
}

.nav-tab.active {
    color: #667eea;
    border-bottom-color: #667eea;
    background: #f8faff;
}

.nav-tab i {
    font-size: 18px;
}

/* Main Content */
.main {
    padding: 40px 0;
}

.tool-section {
    display: none;
}

.tool-section.active {
    display: block;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: white;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.section-header p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

/* Tool Cards */
.tool-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.tool-card.featured {
    border: 2px solid #667eea;
    position: relative;
    overflow: hidden;
}

.tool-card.featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.tool-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.tool-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.tool-info h3 {
    font-size: 20px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 5px;
}

.tool-info p {
    color: #6b7280;
    font-size: 14px;
}

/* Form Elements */
.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #374151;
    font-size: 14px;
}

input[type="text"],
input[type="number"],
input[type="url"],
input[type="email"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
    background: #fafafa;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

button {
    background: #f3f4f6;
    border: 1px solid #d1d5db;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
}

button:hover {
    background: #e5e7eb;
    border-color: #9ca3af;
}

/* Currency Converter */
.currency-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 15px;
    align-items: end;
    margin-bottom: 20px;
}

.currency-select select {
    font-size: 14px;
}

.swap-btn {
    background: #667eea;
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.swap-btn:hover {
    background: #5a67d8;
    transform: rotate(180deg);
}

.result-display {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border: 2px solid #0ea5e9;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    margin-top: 20px;
}

.result-amount {
    font-size: 28px;
    font-weight: 700;
    color: #0c4a6e;
    margin-bottom: 5px;
}

.result-rate {
    font-size: 14px;
    color: #0369a1;
    margin-bottom: 5px;
}

.result-updated {
    font-size: 12px;
    color: #64748b;
}

/* Unit Converter */
.unit-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 15px;
    align-items: center;
    margin-bottom: 20px;
}

.unit-row i {
    color: #667eea;
    font-size: 18px;
}

/* Color Converter */
.color-picker-group {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.color-picker-group input[type="color"] {
    width: 60px;
    height: 45px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

.color-formats {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.format-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.format-item label {
    min-width: 40px;
    margin: 0;
    font-weight: 600;
    color: #374151;
}

.format-item input {
    flex: 1;
    font-family: 'Courier New', monospace;
}

.format-item button {
    padding: 8px 12px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 6px;
}

/* File Upload Areas */
.file-upload-area {
    border: 2px dashed #d1d5db;
    border-radius: 12px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
    position: relative;
}

.file-upload-area:hover {
    border-color: #667eea;
    background: #f8faff;
}

.file-upload-area.dragover {
    border-color: #667eea;
    background: #f0f9ff;
}

.upload-icon {
    font-size: 48px;
    color: #9ca3af;
    margin-bottom: 15px;
}

.upload-text h4 {
    font-size: 18px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 5px;
}

.upload-text p {
    color: #6b7280;
    font-size: 14px;
}

.file-upload-area input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

/* Conversion Options */
.conversion-options {
    margin-bottom: 20px;
}

.radio-group {
    display: flex;
    gap: 20px;
    margin-top: 10px;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    font-weight: normal;
}

.quality-slider,
.compression-level {
    margin-bottom: 20px;
}

.quality-slider label,
.compression-level label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

input[type="range"] {
    width: 100%;
    height: 6px;
    background: #e5e7eb;
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: #667eea;
    border-radius: 50%;
    cursor: pointer;
}

input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: #667eea;
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

/* File List */
.file-list {
    margin-top: 20px;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    background: #f9fafb;
    border-radius: 8px;
    margin-bottom: 10px;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.file-icon {
    width: 32px;
    height: 32px;
    background: #667eea;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
}

.file-details h4 {
    font-size: 14px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 2px;
}

.file-details p {
    font-size: 12px;
    color: #6b7280;
}

.file-actions {
    display: flex;
    gap: 8px;
}

.file-actions button {
    padding: 6px 12px;
    font-size: 12px;
}

/* Password Generator */
.password-options {
    margin-bottom: 20px;
}

.option-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: normal;
}

.password-result {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.password-result input {
    flex: 1;
    font-family: 'Courier New', monospace;
    font-weight: 600;
}

.password-strength {
    height: 6px;
    background: #e5e7eb;
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 10px;
}

.strength-bar {
    height: 100%;
    transition: all 0.3s ease;
}

.strength-weak { background: #ef4444; }
.strength-medium { background: #f59e0b; }
.strength-strong { background: #10b981; }

/* QR Code */
.qr-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 20px;
}

.qr-result {
    text-align: center;
    margin-top: 20px;
}

.qr-result img {
    max-width: 100%;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    margin-bottom: 15px;
}

/* Lorem Ipsum */
.lorem-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 20px;
}

.lorem-result {
    position: relative;
}

.lorem-result button {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #667eea;
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
}

/* Calculator */
.calculator {
    max-width: 320px;
    margin: 0 auto;
}

.calc-display {
    margin-bottom: 15px;
}

.calc-display input {
    text-align: right;
    font-size: 24px;
    font-weight: 600;
    font-family: 'Courier New', monospace;
    background: #1f2937;
    color: white;
    border: none;
    height: 60px;
}

.calc-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.calc-btn {
    height: 60px;
    width: 100%;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #f3f4f6;
    color: #374151;
    display: flex;
    align-items: center;
    justify-content: center;
}

.calc-btn:hover {
    background: #e5e7eb;
    transform: scale(0.95);
}

.calc-btn.operator {
    background: #667eea;
    color: white;
}

.calc-btn.equals {
    background: #10b981;
    color: white;
    grid-column: span 1;
    grid-row: span 2;
}

.calc-btn.clear {
    background: #ef4444;
    color: white;
}

.calc-btn.zero {
    grid-column: span 2;
}

/* Tip Calculator */
.tip-results {
    background: #f0f9ff;
    border: 2px solid #0ea5e9;
    border-radius: 12px;
    padding: 20px;
    margin-top: 20px;
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    font-size: 16px;
}

.result-item.highlight {
    font-weight: 700;
    font-size: 18px;
    color: #0c4a6e;
    border-top: 1px solid #0ea5e9;
    padding-top: 10px;
    margin-top: 15px;
}

/* BMI Calculator */
.unit-toggle {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    justify-content: center;
}

.unit-toggle label {
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    font-weight: normal;
}

.bmi-result {
    text-align: center;
    margin-top: 20px;
}

.bmi-value {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border: 2px solid #0ea5e9;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.bmi-number {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: #0c4a6e;
    margin-bottom: 5px;
}

.bmi-category {
    font-size: 16px;
    font-weight: 600;
    color: #0369a1;
}

.bmi-scale {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.scale-item {
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    font-size: 12px;
    font-weight: 600;
}

.scale-item.underweight {
    background: #dbeafe;
    color: #1e40af;
}

.scale-item.normal {
    background: #dcfce7;
    color: #166534;
}

.scale-item.overweight {
    background: #fef3c7;
    color: #92400e;
}

.scale-item.obese {
    background: #fee2e2;
    color: #991b1b;
}

.scale-item.active {
    border: 2px solid currentColor;
    transform: scale(1.05);
}

/* Text Tools */
.text-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.stat-item {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border: 2px solid #0ea5e9;
    border-radius: 12px;
    padding: 15px;
    text-align: center;
}

.stat-item .stat-number {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: #0c4a6e;
    margin-bottom: 5px;
}

.stat-item .stat-label {
    font-size: 12px;
    color: #0369a1;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.transform-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.transform-buttons button {
    background: #667eea;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

.find-replace-controls {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 15px;
    align-items: end;
    margin-bottom: 20px;
}

/* Web Tools */
.url-result {
    margin-top: 20px;
    padding: 15px;
    background: #f0f9ff;
    border: 2px solid #0ea5e9;
    border-radius: 8px;
}

.short-url {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.short-url input {
    flex: 1;
    font-family: 'Courier New', monospace;
    font-weight: 600;
}

.base64-buttons,
.json-buttons {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.base64-buttons button,
.json-buttons button {
    background: #667eea;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
}

.json-status {
    margin-top: 10px;
    padding: 10px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
}

.json-status.valid {
    background: #dcfce7;
    color: #166534;
}

.json-status.invalid {
    background: #fee2e2;
    color: #991b1b;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #667eea;
}

.footer-section p {
    color: #9ca3af;
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    color: #9ca3af;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #667eea;
}

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

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 0;
    border-radius: 16px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.modal-header {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 20px 30px;
    border-radius: 16px 16px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-body {
    padding: 30px;
    line-height: 1.6;
}

.close {
    color: white;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.close:hover {
    opacity: 0.7;
}

/* AdSense Styles */
.ad-container {
    margin: 40px auto;
    text-align: center;
    max-width: 1200px;
    padding: 0 20px;
}

.ad-container .adsbygoogle {
    margin: 20px 0;
}

/* Legal Page Styles */
.legal-content h2 {
    color: #1f2937;
    margin-bottom: 20px;
    font-size: 24px;
}

.legal-content h3 {
    color: #374151;
    margin: 25px 0 15px 0;
    font-size: 18px;
}

.legal-content p {
    margin-bottom: 15px;
    color: #4b5563;
}

.legal-content ul {
    margin: 15px 0;
    padding-left: 20px;
}

.legal-content li {
    margin-bottom: 8px;
    color: #4b5563;
}

.contact-info {
    background: #f8faff;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #667eea;
    margin: 20px 0;
}

.contact-info h4 {
    color: #1f2937;
    margin-bottom: 10px;
}

.contact-info p {
    margin-bottom: 5px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .header-stats {
        gap: 15px;
        justify-content: center;
    }
    
    .nav-tabs {
        justify-content: flex-start;
        padding: 0 15px;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .tool-card {
        padding: 20px;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .currency-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .swap-btn {
        justify-self: center;
        transform: rotate(90deg);
    }
    
    .unit-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .qr-options,
    .lorem-options {
        grid-template-columns: 1fr;
    }
    
    .find-replace-controls {
        grid-template-columns: 1fr;
    }
    
    .calc-buttons {
        gap: 6px;
    }
    
    .calc-btn {
        font-size: 16px;
        height: 50px;
    }
    
    .bmi-scale {
        grid-template-columns: 1fr;
    }
    
    .text-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .transform-buttons {
        justify-content: center;
    }
    
    .base64-buttons,
    .json-buttons {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .modal-body {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .logo-text h1 {
        font-size: 24px;
    }
    
    .section-header h2 {
        font-size: 24px;
    }
    
    .tool-card {
        padding: 15px;
    }
    
    .text-stats {
        grid-template-columns: 1fr;
    }
    
    .result-amount {
        font-size: 24px;
    }
    
    .bmi-number {
        font-size: 28px;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tool-section.active {
    animation: fadeIn 0.5s ease;
}

/* Copy Success Animation */
@keyframes copySuccess {
    0% {
        background: #10b981;
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        background: #10b981;
        transform: scale(1);
    }
}

.copy-success {
    animation: copySuccess 0.3s ease;
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #667eea;
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.hidden { display: none; }
.visible { display: block; }