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

/* CSS Custom Properties for Theme Support */
:root {
    /* Light theme colors */
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --card-bg: #ffffff;
    --text-primary: #333333;
    --text-secondary: #495057;
    --text-muted: #6c757d;
    --border-color: #e9ecef;
    --border-hover: #667eea;
    --input-bg: #ffffff;
    --input-border: #e9ecef;
    --input-border-focus: #667eea;
    --btn-secondary-bg: #f8f9fa;
    --btn-secondary-text: #495057;
    --btn-secondary-border: #e9ecef;
    --btn-secondary-hover: #e9ecef;
    --preview-bg: #f8f9fa;
    --preview-border: #dee2e6;
    --template-bg: rgba(102, 126, 234, 0.02);
    --template-border: rgba(102, 126, 234, 0.1);
    --modal-overlay: rgba(0, 0, 0, 0.6);
    --dynamic-params-bg: #f8f9fa;
    --dynamic-params-border: #dee2e6;
    --scrollbar-track: #f1f3f4;
    --scrollbar-thumb: #c1c8cd;
    --scrollbar-thumb-hover: #a8b2b8;
    --icon-filter: brightness(0.3);
    --icon-hover-filter: brightness(0.1);
    --section-border: #e9ecef;
}

[data-theme="dark"] {
    /* Dark theme colors */
    --bg-gradient: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    --card-bg: #2c3e50;
    --text-primary: #ecf0f1;
    --text-secondary: #bdc3c7;
    --text-muted: #95a5a6;
    --border-color: #34495e;
    --border-hover: #3498db;
    --input-bg: #34495e;
    --input-border: #4a5f7a;
    --input-border-focus: #3498db;
    --btn-secondary-bg: #34495e;
    --btn-secondary-text: #bdc3c7;
    --btn-secondary-border: #4a5f7a;
    --btn-secondary-hover: #4a5f7a;
    --preview-bg: #34495e;
    --preview-border: #4a5f7a;
    --template-bg: rgba(52, 152, 219, 0.1);
    --template-border: rgba(52, 152, 219, 0.2);
    --modal-overlay: rgba(0, 0, 0, 0.8);
    --dynamic-params-bg: #34495e;
    --dynamic-params-border: #4a5f7a;
    --scrollbar-track: #2c3e50;
    --scrollbar-thumb: #4a5f7a;
    --scrollbar-thumb-hover: #5a6f8a;
    --icon-filter: brightness(0.8);
    --icon-hover-filter: brightness(1);
    --section-border: #4a5f7a;
}

html {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-gradient);
    height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    background-attachment: fixed;
    background-repeat: no-repeat;
    background-size: cover;
    overflow: hidden;
    transition: all 0.3s ease;
}

/* Container and base layout */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 clamp(15px, 4vw, 20px);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Ensure main content takes up available space */
.main-content {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr minmax(350px, 400px);
    gap: clamp(20px, 4vw, 30px);
    align-items: start;
    overflow: hidden;
    min-height: 0;
}

.header {
    text-align: center;
    padding: clamp(20px, 4vw, 30px) 0;
    color: white;
    flex-shrink: 0;
    position: relative;
}

.header-content .logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(10px, 2vw, 15px);
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.header-content .logo i {
    font-size: clamp(2rem, 4vw, 2.5rem);
    color: #ffd700;
}

.header-content h1 {
    font-size: clamp(2.5rem, 6vw, 3rem);
    font-weight: 700;
    margin: 0;
}

.subtitle {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    opacity: 0.9;
    font-weight: 300;
}

/* Theme Toggle */
.theme-toggle {
    position: absolute;
    top: clamp(20px, 4vw, 30px);
    right: clamp(20px, 4vw, 30px);
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    padding: 8px 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 8px;
    color: white;
    font-size: 14px;
    font-weight: 500;
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

.theme-toggle i {
    font-size: 16px;
    transition: transform 0.3s ease;
}

[data-theme="dark"] .theme-toggle .sun-icon {
    transform: rotate(180deg);
}

[data-theme="light"] .theme-toggle .moon-icon {
    transform: rotate(180deg);
}

/* Preview Section */
.preview-section {
    background: var(--card-bg);
    border-radius: clamp(15px, 3vw, 20px);
    padding: clamp(20px, 4vw, 30px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    height: 100%;
    overflow-y: auto;
    min-height: 0;
}

.preview-container h2 {
    color: var(--text-primary);
    margin-bottom: clamp(15px, 3vw, 20px);
    font-size: clamp(1.3rem, 3vw, 1.5rem);
    font-weight: 600;
}

.badge-preview {
    background: var(--preview-bg);
    border: 2px dashed var(--preview-border);
    border-radius: 12px;
    padding: clamp(30px, 6vw, 40px);
    text-align: center;
    margin-bottom: clamp(20px, 4vw, 30px);
    min-height: clamp(100px, 15vw, 120px);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.badge-preview img {
    max-width: 100%;
    height: auto;
    display: none;
}

.preview-placeholder {
    color: var(--text-muted);
    text-align: center;
}

.preview-placeholder i {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: 10px;
    opacity: 0.5;
}

.preview-placeholder p {
    font-size: clamp(0.9rem, 2vw, 1rem);
    margin: 0;
}

/* Export Section */
.export-section h3 {
    color: var(--text-primary);
    margin-bottom: clamp(12px, 2.5vw, 15px);
    font-size: clamp(1.1rem, 2.5vw, 1.2rem);
    font-weight: 600;
}

.export-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: clamp(8px, 2vw, 10px);
}

/* Controls Section */
.controls-section {
    background: var(--card-bg);
    border-radius: clamp(15px, 3vw, 20px);
    padding: clamp(20px, 4vw, 30px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
    height: 100%;
    min-height: 0;
}

.section {
    margin-bottom: clamp(20px, 4vw, 30px);
    padding-bottom: clamp(20px, 4vw, 30px);
    border-bottom: 1px solid var(--section-border);
}

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

.section h3 {
    color: var(--text-primary);
    margin-bottom: clamp(15px, 3vw, 20px);
    font-size: clamp(1.2rem, 3vw, 1.3rem);
    font-weight: 600;
}

.section h4 {
    color: var(--text-secondary);
    margin-bottom: clamp(8px, 2vw, 10px);
    font-size: clamp(0.95rem, 2vw, 1rem);
    font-weight: 500;
}

/* Form Elements */
.form-group {
    margin-bottom: clamp(15px, 3vw, 20px);
}

.form-group label {
    display: block;
    margin-bottom: clamp(6px, 1.5vw, 8px);
    font-weight: 500;
    color: var(--text-secondary);
    font-size: clamp(0.9rem, 2vw, 1rem);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: clamp(10px, 2.5vw, 12px) clamp(12px, 3vw, 16px);
    border: 2px solid var(--input-border);
    border-radius: 8px;
    font-size: clamp(0.85rem, 2vw, 14px);
    transition: all 0.2s ease;
    background: var(--input-bg);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--input-border-focus);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Color Input Group */
.color-input-group {
    display: flex;
    gap: clamp(8px, 2vw, 10px);
    flex-wrap: wrap;
}

.color-input-group input[type="color"] {
    width: clamp(40px, 8vw, 50px);
    height: clamp(40px, 8vw, 44px);
    padding: 2px;
    cursor: pointer;
    flex-shrink: 0;
}

.color-input-group input[type="text"] {
    flex: 1;
    min-width: 120px;
}

/* Color Presets */
.preset-colors {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(35px, 1fr));
    gap: clamp(6px, 1.5vw, 8px);
    max-width: 100%;
}

.color-preset {
    width: 100%;
    aspect-ratio: 1;
    min-width: 35px;
    min-height: 35px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.color-preset:hover {
    transform: scale(1.1);
    border-color: var(--border-hover);
}

/* Templates */
.templates {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: clamp(8px, 2vw, 10px);
}

.template-btn {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: clamp(10px, 2.5vw, 12px);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
}

.template-btn:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.template-btn img {
    max-width: 100%;
    height: auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: clamp(6px, 1.5vw, 8px);
    padding: clamp(10px, 2.5vw, 12px) clamp(16px, 3vw, 20px);
    border: none;
    border-radius: 8px;
    font-size: clamp(0.85rem, 2vw, 14px);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    justify-content: center;
    white-space: nowrap;
}

.btn-primary {
    background: var(--bg-gradient);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: var(--btn-secondary-bg);
    color: var(--btn-secondary-text);
    border: 2px solid var(--btn-secondary-border);
}

.btn-secondary:hover {
    background: var(--btn-secondary-hover);
    transform: translateY(-1px);
}

.btn-large {
    padding: clamp(14px, 3vw, 16px) clamp(24px, 5vw, 32px);
    font-size: clamp(1rem, 2.5vw, 16px);
    width: 100%;
}

/* Checkbox */
.checkbox-group {
    display: flex;
    align-items: center;
    gap: 15px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-weight: 500;
    margin-bottom: 0;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    position: relative;
    transition: all 0.2s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--border-hover);
    border-color: var(--border-hover);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

input[type="checkbox"] {
    opacity: 0;
    position: absolute;
}

#cache-value:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Generate Section */
.generate-section {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--section-border);
}

/* Footer */
.footer {
    text-align: center;
    padding: clamp(10px, 2vw, 15px) 0;
    color: white;
    opacity: 0.8;
    flex-shrink: 0;
}

.footer a {
    color: #ffd700;
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

/* Fix footer spacing and layout on smaller screens */
@media (max-width: 480px) {
    .footer {
        padding: clamp(8px, 1.5vw, 10px) 0;
    }
    
    .container {
        height: 100vh;
        overflow: hidden;
    }
    
    .header {
        padding: clamp(10px, 2vw, 15px) 0;
    }
}

/* Toast Notification */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #28a745;
    color: white;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transform: translateX(400px);
    transition: transform 0.3s ease;
    z-index: 1000;
}

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

.toast-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Badge Type Tabs */
.badge-type-tabs {
    display: flex;
    background: #f8f9fa;
    border-radius: 8px;
    padding: 4px;
    margin-bottom: 20px;
}

.tab-btn {
    flex: 1;
    padding: 12px 16px;
    border: none;
    background: transparent;
    color: #6c757d;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 500;
}

.tab-btn.active {
    background: white;
    color: #667eea;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.tab-btn:hover:not(.active) {
    color: #495057;
    background: rgba(255, 255, 255, 0.5);
}

/* Templates Section Styles */
.templates-section {
    margin-bottom: clamp(20px, 4vw, 30px);
    padding-bottom: clamp(20px, 4vw, 30px);
    border-bottom: 1px solid var(--section-border);
}

.section-header {
    cursor: pointer;
    user-select: none;
    transition: all 0.2s ease;
    padding: clamp(8px, 2vw, 10px) 0;
    border-radius: 6px;
}

.section-header:hover {
    background: rgba(102, 126, 234, 0.05);
}

.section-header h3 {
    display: flex;
    align-items: center;
    gap: clamp(8px, 2vw, 10px);
    margin: 0;
    color: var(--text-primary);
    font-size: clamp(1.2rem, 3vw, 1.3rem);
    font-weight: 600;
}

.template-toggle {
    font-size: clamp(0.8rem, 2vw, 1rem);
    color: #667eea;
    transition: transform 0.3s ease;
}

.template-toggle.collapsed {
    transform: rotate(-90deg);
}

.template-content {
    max-height: 1000px;
    overflow: hidden;
    transition: all 0.4s ease;
    opacity: 1;
}

.template-content.collapsed {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
}

.template-category {
    margin-top: clamp(15px, 3vw, 20px);
    padding: clamp(15px, 3vw, 20px);
    background: var(--template-bg);
    border: 1px solid var(--template-border);
    border-radius: 8px;
}

.template-category h4 {
    color: var(--text-secondary);
    margin-bottom: clamp(12px, 2.5vw, 15px);
    font-size: clamp(1rem, 2.5vw, 1.1rem);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.template-category h4::before {
    content: '';
    width: 4px;
    height: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

/* Dynamic Section Styles */
.dynamic-section {
    display: none; /* Hidden by default */
    transition: all 0.3s ease;
}

.dynamic-section:not(.hidden) {
    display: block; /* Show when not hidden */
}

.dynamic-params {
    margin-top: 20px;
    padding: 20px;
    background: var(--dynamic-params-bg);
    border-radius: 8px;
    border: 2px dashed var(--dynamic-params-border);
}

.dynamic-params.has-content {
    border-style: solid;
    border-color: #667eea;
    background: rgba(102, 126, 234, 0.05);
}

.param-group {
    margin-bottom: 15px;
}

.param-group:last-child {
    margin-bottom: 0;
}

.param-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 14px;
}

.param-group input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ced4da;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.2s ease;
}

.param-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.1);
}

.param-description {
    font-size: 12px;
    color: #6c757d;
    margin-top: 4px;
    font-style: italic;
}

/* Dynamic Examples */
.dynamic-examples {
    margin-top: 20px;
}

.example-badge {
    display: inline-block;
    margin: 5px 10px 5px 0;
    padding: 8px 12px;
    background: #e9ecef;
    border-radius: 6px;
    font-size: 12px;
    color: #495057;
    border: 1px solid #ced4da;
    cursor: pointer;
    transition: all 0.2s ease;
}

.example-badge:hover {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

.example-badge img {
    max-height: 20px;
    vertical-align: middle;
}

/* Service Info */
.service-info {
    background: #e3f2fd;
    border: 1px solid #2196f3;
    border-radius: 6px;
    padding: 12px;
    margin-bottom: 15px;
    font-size: 14px;
    color: #1565c0;
}

.service-info i {
    margin-right: 8px;
}

/* Parameter Grid */
.param-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.param-grid .param-group {
    margin-bottom: 0;
}

/* Hide/Show Animations */
.static-section, .dynamic-section {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.static-section.hidden, .dynamic-section.hidden {
    display: none !important;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .main-content {
        grid-template-columns: 1fr minmax(300px, 350px);
        gap: clamp(15px, 3vw, 25px);
    }
}

@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
        gap: clamp(15px, 3vw, 20px);
        grid-template-rows: 1fr auto;
    }
    
    .preview-section {
        order: 2;
        height: auto;
        max-height: 40vh;
        overflow-y: auto;
    }
    
    .controls-section {
        order: 1;
        height: auto;
        max-height: 60vh;
    }
    
    .export-buttons {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 clamp(10px, 3vw, 15px);
        height: 100vh;
        overflow: hidden;
    }
    
    .header {
        padding: clamp(15px, 3vw, 20px) 0;
    }
    
    .header-content h1 {
        font-size: clamp(2rem, 8vw, 2.5rem);
    }
    
    .header-content .logo {
        flex-direction: column;
        gap: clamp(8px, 2vw, 10px);
    }
    
    .main-content {
        gap: clamp(10px, 2vw, 15px);
        grid-template-rows: 1fr 1fr;
    }
    
    .preview-section,
    .controls-section {
        padding: clamp(15px, 4vw, 20px);
        border-radius: clamp(10px, 2.5vw, 15px);
        height: 100%;
        max-height: none;
    }
    
    .templates {
        grid-template-columns: 1fr;
    }
    
    .template-category {
        margin-top: clamp(12px, 2.5vw, 15px);
        padding: clamp(12px, 2.5vw, 15px);
    }
    
    .template-category h4 {
        font-size: clamp(0.9rem, 2.5vw, 1rem);
        margin-bottom: clamp(10px, 2vw, 12px);
    }
    
    .preset-colors {
        grid-template-columns: repeat(auto-fit, minmax(30px, 1fr));
    }
    
    .checkbox-group {
        flex-direction: column;
        align-items: flex-start;
        gap: clamp(8px, 2vw, 10px);
    }
    
    .param-grid {
        grid-template-columns: 1fr;
        gap: clamp(8px, 2vw, 10px);
    }
    
    .badge-type-tabs {
        flex-direction: column;
        gap: 4px;
    }
    
    .tab-btn {
        justify-content: center;
        padding: clamp(12px, 3vw, 16px);
    }
    
    .export-buttons {
        grid-template-columns: 1fr 1fr;
        gap: clamp(6px, 1.5vw, 8px);
    }
    
    .dynamic-params {
        padding: clamp(15px, 3vw, 20px);
        margin-top: clamp(15px, 3vw, 20px);
    }
    
    .param-group {
        margin-bottom: clamp(12px, 2.5vw, 15px);
    }
    
    .param-group label {
        font-size: clamp(0.85rem, 2vw, 0.9rem);
    }
    
    .param-group input {
        padding: clamp(10px, 2.5vw, 12px);
        font-size: clamp(0.85rem, 2vw, 0.9rem);
    }
    
    .service-info {
        padding: clamp(10px, 2.5vw, 12px);
        font-size: clamp(0.85rem, 2vw, 0.9rem);
    }
    
    .example-badge {
        margin: clamp(4px, 1vw, 5px) clamp(8px, 2vw, 10px) clamp(4px, 1vw, 5px) 0;
        padding: clamp(6px, 1.5vw, 8px) clamp(10px, 2.5vw, 12px);
        font-size: clamp(0.75rem, 1.8vw, 0.85rem);
    }
}

@media (max-width: 480px) {
    .header-content h1 {
        font-size: clamp(1.8rem, 10vw, 2rem);
    }
    
    .color-input-group {
        flex-direction: column;
        gap: clamp(6px, 1.5vw, 8px);
    }
    
    .color-input-group input[type="color"] {
        width: 100%;
        height: clamp(40px, 10vw, 50px);
    }
    
    .export-buttons {
        grid-template-columns: 1fr;
    }
    
    .btn {
        padding: clamp(12px, 3vw, 14px) clamp(16px, 4vw, 20px);
        font-size: clamp(0.8rem, 2.5vw, 0.9rem);
    }
    
    .templates {
        grid-template-columns: 1fr;
    }
    
    .template-btn {
        padding: clamp(12px, 3vw, 15px);
    }
    
    .preset-colors {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 360px) {
    .container {
        padding: 0 clamp(8px, 2vw, 12px);
    }
    
    .badge-preview {
        padding: clamp(20px, 5vw, 25px);
    }
    
    .section {
        margin-bottom: clamp(15px, 3vw, 20px);
        padding-bottom: clamp(15px, 3vw, 20px);
    }
    
    .form-group {
        margin-bottom: clamp(12px, 2.5vw, 15px);
    }
}

/* Additional responsive improvements for dynamic sections */
@media (max-width: 768px) {
    .dynamic-params {
        padding: clamp(15px, 3vw, 20px);
        margin-top: clamp(15px, 3vw, 20px);
    }
    
    .param-group {
        margin-bottom: clamp(12px, 2.5vw, 15px);
    }
    
    .param-group label {
        font-size: clamp(0.85rem, 2vw, 0.9rem);
    }
    
    .param-group input {
        padding: clamp(10px, 2.5vw, 12px);
        font-size: clamp(0.85rem, 2vw, 0.9rem);
    }
    
    .service-info {
        padding: clamp(10px, 2.5vw, 12px);
        font-size: clamp(0.85rem, 2vw, 0.9rem);
    }
    
    .example-badge {
        margin: clamp(4px, 1vw, 5px) clamp(8px, 2vw, 10px) clamp(4px, 1vw, 5px) 0;
        padding: clamp(6px, 1.5vw, 8px) clamp(10px, 2.5vw, 12px);
        font-size: clamp(0.75rem, 1.8vw, 0.85rem);
    }
}

@media (max-width: 480px) {
    .checkbox-group {
        gap: clamp(8px, 2vw, 12px);
    }
    
    .checkbox-label {
        font-size: clamp(0.85rem, 2vw, 0.9rem);
    }
    
    .checkmark {
        width: clamp(18px, 4vw, 20px);
        height: clamp(18px, 4vw, 20px);
    }
}

/* Improve text readability on very small screens */
@media (max-width: 360px) {
    .param-description {
        font-size: clamp(0.7rem, 2vw, 0.75rem);
        line-height: 1.4;
    }
    
    .dynamic-examples h4 {
        font-size: clamp(0.9rem, 2.5vw, 1rem);
    }
}

/* Landscape orientation improvements for mobile */
@media (max-width: 768px) and (orientation: landscape) {
    .main-content {
        grid-template-columns: 1fr 1fr;
        gap: clamp(15px, 3vw, 20px);
    }
    
    .preview-section {
        order: 1;
        position: sticky;
        top: 10px;
        max-height: calc(100vh - 20px);
        overflow-y: auto;
    }
    
    .controls-section {
        order: 2;
    }
}

/* Very wide screens optimization */
@media (min-width: 1400px) {
    .main-content {
        grid-template-columns: 1fr 420px;
        gap: 40px;
    }
    
    .container {
        max-width: 1600px;
    }
}

/* Loading Animation */
@keyframes pulse {
    0% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0.6;
    }
}

.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Smooth Scrollbar */
.controls-section::-webkit-scrollbar {
    width: 6px;
}

.controls-section::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
    border-radius: 3px;
}

.controls-section::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 3px;
}

.controls-section::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover);
}

/* Logo Input Group */
.logo-input-group {
    display: flex;
    gap: clamp(8px, 2vw, 10px);
    align-items: stretch;
}

.logo-input-group input {
    flex: 1;
    margin: 0;
}

.icon-selector-btn {
    white-space: nowrap;
    padding: clamp(10px, 2.5vw, 12px) clamp(12px, 3vw, 16px);
    font-size: clamp(0.8rem, 2vw, 0.9rem);
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--card-bg);
    border-radius: clamp(15px, 3vw, 20px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: clamp(320px, 90vw, 800px);
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: clamp(20px, 4vw, 25px);
    border-bottom: 1px solid var(--section-border);
    flex-shrink: 0;
}

.modal-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: clamp(1.2rem, 3vw, 1.4rem);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-close {
    background: none;
    border: none;
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    color: #6c757d;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 35px;
    height: 35px;
}

.modal-close:hover {
    color: #dc3545;
    background: #f8f9fa;
}

.modal-body {
    padding: clamp(15px, 3vw, 20px) clamp(20px, 4vw, 25px);
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-footer {
    padding: clamp(15px, 3vw, 20px) clamp(20px, 4vw, 25px);
    border-top: 1px solid var(--section-border);
    display: flex;
    gap: clamp(10px, 2vw, 15px);
    justify-content: flex-end;
    flex-shrink: 0;
}

/* Icon Search */
.icon-search {
    position: relative;
    margin-bottom: clamp(15px, 3vw, 20px);
}

.search-input {
    width: 100%;
    padding: clamp(10px, 2.5vw, 12px) clamp(40px, 8vw, 45px) clamp(10px, 2.5vw, 12px) clamp(15px, 3vw, 20px);
    border: 2px solid var(--input-border);
    border-radius: 8px;
    font-size: clamp(0.9rem, 2vw, 1rem);
    transition: all 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--input-border-focus);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.search-icon {
    position: absolute;
    right: clamp(12px, 3vw, 15px);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: clamp(0.9rem, 2vw, 1rem);
}

/* Icon Categories */
.icon-categories {
    display: flex;
    gap: clamp(8px, 2vw, 10px);
    margin-bottom: clamp(15px, 3vw, 20px);
    flex-wrap: wrap;
}

.category-btn {
    background: #f8f9fa;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    padding: clamp(8px, 2vw, 10px) clamp(12px, 3vw, 16px);
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.category-btn:hover,
.category-btn.active {
    background: var(--border-hover);
    color: white;
    border-color: var(--border-hover);
}

/* Icon Grid */
.icon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: clamp(8px, 2vw, 12px);
    overflow-y: auto;
    max-height: 400px;
    padding: clamp(8px, 2vw, 10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: #fafafa;
}

.icon-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: clamp(10px, 2.5vw, 15px);
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    min-height: 80px;
    justify-content: center;
}

.icon-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.icon-item.selected {
    border-color: var(--border-hover);
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
}

.icon-item i {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: clamp(4px, 1vw, 6px);
}

.icon-item .icon-name {
    font-size: clamp(0.7rem, 1.8vw, 0.8rem);
    font-weight: 500;
    color: var(--text-secondary);
    word-break: break-word;
    line-height: 1.2;
}

.icon-item.selected .icon-name {
    color: #667eea;
    font-weight: 600;
}

/* Icon Preview */
.icon-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: clamp(4px, 1vw, 6px);
}

.icon-preview img {
    transition: all 0.2s ease;
}

.icon-item:hover .icon-preview img {
    filter: brightness(0.1) !important;
}

.icon-item.selected .icon-preview img {
    filter: hue-rotate(220deg) saturate(2) brightness(0.8) !important;
}

/* Responsive Modal */
@media (max-width: 768px) {
    .modal-content {
        width: 95vw;
        max-height: 85vh;
        margin: 20px;
    }
    
    .icon-grid {
        grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
        max-height: 300px;
    }
    
    .icon-categories {
        justify-content: center;
    }
    
    .modal-footer {
        flex-direction: column-reverse;
    }
    
    .modal-footer .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .logo-input-group {
        flex-direction: column;
        gap: clamp(8px, 2vw, 10px);
    }
    
    .icon-selector-btn {
        width: 100%;
        justify-content: center;
    }
    
    .icon-grid {
        grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    }
    
    .icon-item {
        min-height: 70px;
        padding: clamp(8px, 2vw, 10px);
    }
}

/* Favorites Section */
.favorites-section {
    background: var(--template-bg);
    border: 1px solid var(--template-border);
    border-radius: 8px;
    padding: clamp(15px, 3vw, 20px);
    margin-top: clamp(25px, 5vw, 35px);
    margin-bottom: clamp(20px, 4vw, 30px);
}

.favorites-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: clamp(15px, 3vw, 20px);
}

.favorites-header h4 {
    margin: 0;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.favorites-actions {
    display: flex;
    gap: clamp(8px, 2vw, 10px);
}

.favorite-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: clamp(10px, 2.5vw, 12px);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: clamp(8px, 2vw, 10px);
    transition: all 0.2s ease;
    cursor: pointer;
}

.favorite-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.favorite-info {
    flex: 1;
    min-width: 0;
}

.favorite-name {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: clamp(0.85rem, 2vw, 0.9rem);
}

.favorite-preview {
    font-size: clamp(0.75rem, 1.8vw, 0.8rem);
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.favorite-actions-btn {
    display: flex;
    gap: 4px;
}

.favorite-btn {
    background: none;
    border: none;
    padding: 4px 6px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-muted);
    font-size: 12px;
}

.favorite-btn:hover {
    background: var(--btn-secondary-hover);
    color: var(--text-primary);
}

.favorite-btn.delete:hover {
    color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
}

.empty-favorites {
    text-align: center;
    padding: clamp(20px, 4vw, 30px);
    color: var(--text-muted);
    font-style: italic;
}

.empty-favorites i {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: 10px;
    opacity: 0.5;
}

/* Custom Logo Upload */
.logo-upload-section {
    margin-bottom: clamp(15px, 3vw, 20px);
}

.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: clamp(20px, 4vw, 30px);
    text-align: center;
    transition: all 0.2s ease;
    cursor: pointer;
    background: var(--input-bg);
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--border-hover);
    background: rgba(102, 126, 234, 0.05);
}

.upload-content {
    color: var(--text-muted);
}

.upload-content i {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: 10px;
    opacity: 0.6;
}

.upload-content p {
    margin: 0;
    font-size: clamp(0.85rem, 2vw, 0.9rem);
}

.upload-content .upload-hint {
    font-size: clamp(0.75rem, 1.8vw, 0.8rem);
    margin-top: 5px;
    opacity: 0.8;
}

.uploaded-logo {
    display: flex;
    align-items: center;
    gap: clamp(10px, 2vw, 15px);
    padding: clamp(10px, 2.5vw, 12px);
    background: var(--preview-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-top: 10px;
}

.uploaded-logo img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 4px;
    background: white;
    padding: 4px;
}

.uploaded-logo-info {
    flex: 1;
    min-width: 0;
}

.uploaded-logo-name {
    font-weight: 500;
    color: var(--text-primary);
    font-size: clamp(0.85rem, 2vw, 0.9rem);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.uploaded-logo-size {
    font-size: clamp(0.75rem, 1.8vw, 0.8rem);
    color: var(--text-muted);
}

.remove-logo {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.remove-logo:hover {
    color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
}

/* Mobile theme toggle adjustments */
@media (max-width: 768px) {
    .theme-toggle {
        top: clamp(15px, 3vw, 20px);
        right: clamp(15px, 3vw, 20px);
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .theme-toggle i {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .theme-toggle {
        position: relative;
        top: auto;
        right: auto;
        margin: 0 auto 15px;
        display: inline-flex;
    }
    
    .header {
        position: relative;
    }
    
    .header-content {
        margin-top: 20px;
    }
}