/* ===================================
   PROMPTBOX WEBSITE - MAIN STYLESHEET
   Modern, Clean, Responsive Design
   =================================== */

/* === CSS RESET & BASE STYLES === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --text-white: #ffffff;
    --bg-white: #ffffff;
    --bg-gray-light: #f9fafb;
    --bg-gray: #f3f4f6;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-display: 'Segoe UI', system-ui, sans-serif;
    
    /* Spacing */
    --container-max: 1200px;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

/* === CONTAINER === */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* === NAVIGATION BAR === */
.navbar {
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-dark);
    transition: var(--transition-fast);
}

.logo-icon {
    font-size: 1.75rem;
}

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

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary-color);
}

/* Navigation Dropdown */
.nav-dropdown {
    position: relative;
}

.dropdown-trigger {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.dropdown-arrow {
    font-size: 0.7rem;
    transition: var(--transition-fast);
}

.nav-dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-content {
    position: absolute;
    top: calc(100% + 1rem);
    left: 0;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    min-width: 220px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
    z-index: 100;
}

.nav-dropdown.active .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-content a {
    display: block;
    padding: 0.75rem 1.25rem;
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition-fast);
    font-weight: 500;
}

.dropdown-content a:hover,
.dropdown-content a.active {
    background-color: var(--bg-gray-light);
    color: var(--primary-color);
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    transition: var(--transition-normal);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* === HERO SECTION === */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-white);
    padding: 6rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.highlight {
    color: var(--accent-color);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
    font-size: 1rem;
    text-align: center;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--text-white);
    border-color: var(--text-white);
}

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

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.btn-icon {
    margin-right: 0.5rem;
}

/* === SECTIONS === */
.features,
.categories,
.about-content,
.contact-content,
.legal-content,
.tool-content {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* === FEATURES GRID === */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    text-align: center;
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* === CATEGORIES === */
.categories {
    background-color: var(--bg-gray-light);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.category-card {
    background-color: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    text-align: center;
    cursor: pointer;
}

.category-card:hover {
    background-color: var(--primary-color);
    color: var(--text-white);
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.category-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.category-card:hover h3,
.category-card:hover p {
    color: var(--text-white);
}

/* === CTA SECTION === */
.cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-white);
    padding: 5rem 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* === PAGE HEADER === */
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-white);
    padding: 4rem 0;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.page-header p {
    font-size: 1.125rem;
    opacity: 0.9;
}

/* === TOOL PAGES === */
.tool-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    max-width: 1100px;
    margin: 0 auto;
}

.tool-card {
    background-color: var(--bg-white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.tool-description {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1.0625rem;
}

.tool-action-center {
    text-align: center;
    margin: 2rem 0;
}

/* Form Elements */
.form-section {
    margin-bottom: 2rem;
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
    font-size: 1rem;
}

.form-select {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
    background-color: var(--bg-white);
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
    resize: vertical;
    min-height: 120px;
}

.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.character-count {
    text-align: right;
    color: var(--text-light);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-dark);
}

.checkbox-label input[type="checkbox"] {
    width: 1.125rem;
    height: 1.125rem;
    cursor: pointer;
    accent-color: var(--primary-color);
}

/* Prompt Results */
.prompt-result {
    margin-top: 2.5rem;
    padding-top: 2.5rem;
    border-top: 2px solid var(--border-color);
}

.result-label {
    display: block;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-size: 1.125rem;
}

.prompt-display {
    background-color: var(--bg-gray-light);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    word-wrap: break-word;
}

.result-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.result-actions .btn-secondary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

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

.copy-feedback {
    color: var(--secondary-color);
    font-weight: 600;
    margin-top: 1rem;
    font-size: 0.9375rem;
}

.copy-feedback-fixed {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--text-dark);
    color: var(--text-white);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    font-weight: 600;
    display: none;
    z-index: 1000;
}

/* Accordion Styles */
.accordion-section {
    margin-bottom: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background-color: var(--bg-white);
    border: none;
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-dark);
    transition: var(--transition-fast);
    text-align: left;
}

.accordion-header:hover {
    background-color: var(--bg-gray-light);
}

.accordion-section.active .accordion-header {
    background-color: var(--primary-color);
    color: var(--text-white);
}

.accordion-icon {
    font-size: 1.5rem;
}

.accordion-arrow {
    margin-left: auto;
    font-size: 0.875rem;
    transition: var(--transition-normal);
}

.accordion-section.active .accordion-arrow {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background-color: var(--bg-gray-light);
}

.accordion-section.active .accordion-content {
    max-height: 2000px;
    padding: 1.5rem;
}

/* Keyword Grid */
.keyword-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.keyword-item {
    background-color: var(--bg-white);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.keyword-item:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
    color: var(--text-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.keyword-item.copied {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--text-white);
}

.keyword-item strong {
    display: block;
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.keyword-item p {
    font-size: 0.875rem;
    margin: 0;
    opacity: 0.8;
}

.keyword-item:hover strong,
.keyword-item:hover p,
.keyword-item.copied strong,
.keyword-item.copied p {
    color: var(--text-white);
}

/* Analysis Section */
.analysis-section {
    background-color: var(--bg-gray-light);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 2rem;
}

.analysis-section h3 {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.analysis-content {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.analysis-item {
    padding: 0.75rem;
    background-color: var(--bg-white);
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--primary-color);
    font-size: 0.9375rem;
}

/* Comparison View */
.comparison-view {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
}

.comparison-column h4 {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.comparison-text {
    background-color: var(--bg-gray-light);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    min-height: 150px;
    line-height: 1.7;
}

/* Info Section */
.info-section {
    background-color: var(--bg-gray-light);
    padding: 2rem;
    border-radius: var(--radius-lg);
    position: sticky;
    top: 6rem;
}

.info-section h3 {
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-size: 1.25rem;
}

.info-list {
    padding-left: 1.25rem;
    color: var(--text-light);
    line-height: 1.8;
}

.info-list li {
    margin-bottom: 0.5rem;
}

/* === ABOUT PAGE === */
.content-block {
    margin-bottom: 3rem;
}

.content-block h2 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.content-block h3 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.content-block p {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.feature-list {
    list-style: none;
    padding-left: 0;
}

.feature-list li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.7;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
    font-size: 1.25rem;
}

/* Process Steps */
.process-steps {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 2rem;
}

.step {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    background-color: var(--primary-color);
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
}

.step-content h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.about-cta {
    background-color: var(--bg-gray-light);
    padding: 3rem;
    border-radius: var(--radius-lg);
    text-align: center;
    margin-top: 3rem;
}

.about-cta h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* === CONTACT PAGE === */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.contact-form-section h2,
.contact-info-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* Contact Form */
.contact-form {
    margin-top: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Contact Info */
.info-block {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background-color: var(--bg-gray-light);
    border-radius: var(--radius-md);
}

.info-icon {
    font-size: 2rem;
}

.info-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.info-content p,
.info-content a {
    color: var(--text-light);
    text-decoration: none;
}

.info-content a:hover {
    color: var(--primary-color);
}

/* Map Placeholder */
.map-placeholder {
    margin-top: 2rem;
    height: 200px;
    background-color: var(--bg-gray);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-content {
    text-align: center;
    color: var(--text-light);
}

.map-content p:first-child {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

/* FAQ Section */
.faq-section {
    margin-top: 4rem;
}

.faq-section h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.faq-item {
    background-color: var(--bg-gray-light);
    padding: 1.5rem;
    border-radius: var(--radius-md);
}

.faq-item h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.faq-item p {
    color: var(--text-light);
    line-height: 1.6;
}

/* === LEGAL PAGES === */
.legal-content {
    padding: 3rem 0;
}

.legal-list {
    list-style: none;
    padding-left: 0;
}

.legal-list li {
    padding: 0.5rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.7;
}

.legal-list li::before {
    content: '•';
    position: absolute;
    left: 0.5rem;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.5rem;
}

.legal-content a {
    color: var(--primary-color);
    text-decoration: none;
}

.legal-content a:hover {
    text-decoration: underline;
}

.disclaimer-notice {
    background-color: #fef3c7;
    border-left: 4px solid var(--accent-color);
    padding: 2rem;
    border-radius: var(--radius-md);
    margin-top: 2rem;
}

.disclaimer-notice h2 {
    color: #92400e;
    margin-bottom: 1rem;
}

.disclaimer-notice p {
    color: #78350f;
}

/* === FOOTER === */
.footer {
    background-color: var(--text-dark);
    color: var(--text-white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.footer-section h4 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* === RESPONSIVE DESIGN === */

/* Tablets (max-width: 768px) */
@media (max-width: 768px) {
    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background-color: var(--bg-white);
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition-normal);
        align-items: flex-start;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-link.active::after {
        display: none;
    }
    
    /* Dropdown in mobile */
    .dropdown-content {
        position: static;
        box-shadow: none;
        padding-left: 1rem;
        margin-top: 0.5rem;
        border-left: 2px solid var(--primary-color);
    }
    
    .nav-dropdown.active .dropdown-content {
        transform: none;
    }
    
    /* Hero */
    .hero {
        padding: 4rem 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    /* Sections */
    .features,
    .categories,
    .about-content,
    .contact-content,
    .tool-content {
        padding: 3rem 0;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    /* Tool Wrapper */
    .tool-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .info-section {
        position: static;
    }
    
    /* Contact */
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Comparison View */
    .comparison-view {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Mobile (max-width: 480px) */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .features-grid,
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    .content-block h2 {
        font-size: 1.5rem;
    }
    
    .faq-grid,
    .keyword-grid {
        grid-template-columns: 1fr;
    }
    
    .checkbox-group {
        grid-template-columns: 1fr;
    }
    
    .result-actions {
        flex-direction: column;
    }
    
    .result-actions .btn {
        width: 100%;
    }
    
    .tool-card {
        padding: 1.5rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .hero-buttons,
    .cta,
    .footer,
    .nav-toggle {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    a {
        text-decoration: underline;
    }
}

/* === ACCESSIBILITY === */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #0000ff;
        --text-dark: #000000;
        --text-light: #333333;
    }
}

/* === SEO-FRIENDLY & ADSENSE-READY === */
/* Ensure content is easily readable and navigable */
/* Proper heading hierarchy maintained */
/* Semantic HTML structure for better crawling */
/* Fast loading with minimal CSS */
/* Mobile-first responsive design */
/* Clean layout with good spacing for ads */