/* Modern NetStacks Website - No Bootstrap */

/* CSS Variables */
:root {
    --primary-color: #0066cc;
    --primary-dark: #0052a3;
    --primary-light: #3399ff;
    --secondary-color: #00cc88;
    --accent-color: #ff6b35;
    --text-dark: #1a1a2e;
    --text-light: #64748b;
    --background: #ffffff;
    --background-alt: #f8fafc;
    --background-dark: #0f172a;
    --border-color: #e2e8f0;
    --gradient-primary: linear-gradient(135deg, #0066cc 0%, #00cc88 100%);
    --gradient-accent: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-hero: linear-gradient(135deg, #0066cc 0%, #3399ff 50%, #00cc88 100%);
    --shadow-sm: 0 2px 4px 0 rgba(0, 0, 0, 0.08);
    --shadow-md: 0 6px 12px -2px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 12px 24px -4px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 24px 48px -8px rgba(0, 0, 0, 0.18);
    --shadow-colored: 0 12px 24px -4px rgba(0, 102, 204, 0.25);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--background);
}

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

/* Navbar */
.navbar {
    background: var(--background);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
}

.nav-brand .pro {
    color: var(--primary-color);
}

.nav-logo {
    height: 40px;
    width: auto;
    display: block;
    transition: transform 0.3s ease;
}

.nav-logo:hover {
    transform: scale(1.05);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    transition: color 0.3s;
}

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

.nav-links a.btn-primary {
    color: #ffffff !important;
    background: var(--primary-color) !important;
}

.nav-links a.btn-primary:hover {
    color: #ffffff !important;
    background: var(--primary-dark) !important;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 8rem 0 6rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0.08;
    clip-path: polygon(20% 0, 100% 0, 100% 100%, 0% 100%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.08; }
    50% { opacity: 0.12; }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 8s ease infinite;
    background-size: 200% auto;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 600px;
    margin-bottom: 2rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 4rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 700px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* Buttons */
.btn-primary,
.btn-secondary {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    letter-spacing: 0.025em;
}

.btn-primary {
    background: var(--primary-color);
    color: #ffffff;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-colored);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: var(--background-alt);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

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

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

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s ease;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    text-decoration: none;
    display: block;
    color: inherit;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-colored);
    border-color: var(--primary-light);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.feature-card h3 {
    font-size: 1.375rem;
    margin-bottom: 0.875rem;
    font-weight: 700;
    color: var(--text-dark);
}

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

.feature-card .learn-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.875rem;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.feature-card:hover .learn-more {
    opacity: 1;
    transform: translateX(0);
}

/* Benefits Section */
.benefits {
    padding: 6rem 0;
}

.benefits-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.benefits-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.benefit-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.benefit-item {
    display: flex;
    gap: 1rem;
}

.benefit-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.benefit-item h4 {
    margin-bottom: 0.5rem;
}

.benefit-item p {
    color: var(--text-light);
    font-size: 0.875rem;
}

.benefits-visual {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.visual-card {
    flex: 1;
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.visual-card.highlight {
    background: var(--gradient);
    color: white;
    transform: scale(1.05);
}

.visual-card h3 {
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.visual-card ul {
    list-style: none;
}

.visual-card li {
    padding: 0.5rem 0;
    font-size: 0.875rem;
}

.arrow {
    font-size: 2rem;
    color: var(--primary-color);
}

/* Comparison Section */
.comparison {
    padding: 6rem 0;
    background: var(--background);
}

.comparison-table {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.comparison-header,
.comparison-row,
.comparison-footer {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    align-items: center;
}

.comparison-header {
    background: var(--gradient-primary);
    color: white;
    padding: 2rem 1.5rem;
    font-weight: 700;
}

.comparison-version {
    text-align: center;
}

.comparison-version.highlight {
    background: rgba(255,255,255,0.15);
    padding: 1rem;
    border-radius: 8px;
}

.comparison-version h3 {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.comparison-version p {
    font-size: 0.875rem;
    opacity: 0.9;
    margin: 0;
}

.comparison-row {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    transition: background 0.2s;
}

.comparison-row:hover {
    background: var(--background-alt);
}

.comparison-row.highlight-row {
    background: rgba(0, 204, 136, 0.03);
}

.comparison-row.highlight-row:hover {
    background: rgba(0, 204, 136, 0.08);
}

.comparison-feature {
    font-weight: 500;
    color: var(--text-dark);
}

.comparison-check,
.comparison-none {
    text-align: center;
    font-size: 1.25rem;
    font-weight: 600;
}

.comparison-check {
    color: var(--secondary-color);
}

.comparison-check.pro {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.comparison-none {
    color: var(--text-light);
    opacity: 0.5;
}

.comparison-footer {
    padding: 2rem 1.5rem;
    background: var(--background-alt);
    border-top: 2px solid var(--border-color);
}

.comparison-action {
    display: flex;
    justify-content: center;
}

.comparison-note {
    margin-top: 3rem;
    padding: 1.5rem;
    background: var(--background-alt);
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
}

.comparison-note p {
    color: var(--text-light);
    line-height: 1.7;
    margin: 0;
}

.comparison-note strong {
    color: var(--text-dark);
}

/* Pricing Section */
.pricing {
    padding: 6rem 0;
    background: var(--background-alt);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.pricing-card .badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price-period {
    color: var(--text-light);
    font-size: 0.875rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.75rem 0;
    color: var(--text-light);
}

/* CTA Section */
.cta {
    padding: 6rem 0;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0,0,0,0.1) 25%, transparent 25%, transparent 75%, rgba(0,0,0,0.1) 75%, rgba(0,0,0,0.1)),
                linear-gradient(45deg, rgba(0,0,0,0.1) 25%, transparent 25%, transparent 75%, rgba(0,0,0,0.1) 75%, rgba(0,0,0,0.1));
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
    opacity: 0.1;
    z-index: 0;
}

.cta > * {
    position: relative;
    z-index: 1;
}

.cta h2 {
    font-size: 2.75rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.cta p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

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

.cta .btn-primary {
    background: #ffffff;
    color: var(--primary-color);
    font-weight: 700;
    border: 2px solid #ffffff;
}

.cta .btn-primary:hover {
    background: var(--background-alt);
    color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.2);
}

.cta .btn-secondary {
    border-color: #ffffff;
    color: #ffffff;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
}

.cta .btn-secondary:hover {
    background: #ffffff;
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* Contact Page */
.contact-hero {
    padding: 4rem 0 2rem;
    text-align: center;
    background: var(--background-alt);
}

.contact-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-section {
    padding: 4rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-form-wrapper {
    background: var(--background-alt);
    padding: 2rem;
    border-radius: 12px;
}

.contact-form-wrapper h2 {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.contact-form-wrapper > p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

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

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-control,
.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

.form-notice {
    margin: 1rem 0;
    padding: 0.75rem;
    background: #fef3c7;
    border-left: 4px solid #f59e0b;
    border-radius: 4px;
}

.form-notice p {
    margin: 0;
    color: #92400e;
}

.form-notice a {
    color: var(--primary-color);
    text-decoration: underline;
}

.form-message {
    grid-column: 1 / -1;
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    display: none;
}

.form-message.success {
    background: #d1fae5;
    color: #065f46;
    display: block;
}

.form-message.error {
    background: #fee2e2;
    color: #991b1b;
    display: block;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-card {
    background: var(--background-alt);
    padding: 1.5rem;
    border-radius: 12px;
}

.info-card.highlight {
    background: var(--gradient);
    color: white;
}

.info-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.info-card h3 {
    margin-bottom: 0.5rem;
}

.info-card p {
    color: var(--text-light);
    font-size: 0.875rem;
}

.info-card.highlight p {
    color: white;
    opacity: 0.9;
}

.info-card a {
    color: inherit;
    text-decoration: none;
}

.info-card a:hover {
    text-decoration: underline;
}

/* FAQ Section */
.faq-section {
    padding: 4rem 0;
    background: var(--background-alt);
}

.faq-section h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.faq-item {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.faq-item h3 {
    margin-bottom: 0.75rem;
    font-size: 1.125rem;
}

.faq-item p {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

.footer-section .pro {
    color: var(--primary-color);
}

.footer-section p {
    color: #9ca3af;
    font-size: 0.875rem;
}

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

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

.footer-section a {
    color: #9ca3af;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    color: #9ca3af;
    font-size: 0.875rem;
}

/* Feature Pages */
.feature-hero {
    background: var(--gradient-primary);
    color: white;
    padding: 6rem 0 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.feature-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.feature-hero-content {
    position: relative;
    z-index: 1;
}

.feature-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.feature-hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.feature-hero-subtitle {
    font-size: 1.375rem;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.95;
}

.feature-overview {
    padding: 6rem 0;
}

.overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.overview-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.feature-highlights {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 3rem;
}

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

.highlight-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.highlight-item h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.highlight-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.overview-visual {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.code-preview {
    background: var(--background-dark);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    color: #94a3b8;
    font-size: 0.875rem;
}

.code-badge {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.code-preview pre {
    margin: 0;
    padding: 1.5rem;
    overflow-x: auto;
}

.code-preview code {
    color: #e2e8f0;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.7;
}

.deployment-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    border: 1px solid var(--border-color);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-light);
    font-size: 0.875rem;
    font-weight: 500;
}

.key-features {
    padding: 6rem 0;
    background: var(--background-alt);
}

.key-features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
    font-weight: 700;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.capability-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
    border: 1px solid var(--border-color);
}

.capability-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

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

.capability-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    font-weight: 700;
    color: var(--text-dark);
}

.capability-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.use-cases {
    padding: 6rem 0;
}

.use-cases h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
    font-weight: 700;
}

.use-case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.use-case-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-color);
    position: relative;
}

.use-case-number {
    position: absolute;
    top: -15px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.125rem;
    box-shadow: var(--shadow-md);
}

.use-case-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 700;
    color: var(--text-dark);
}

.use-case-card p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.use-case-result {
    padding: 1rem;
    background: var(--background-alt);
    border-radius: 8px;
    font-size: 0.875rem;
    color: var(--text-dark);
}

.use-case-result strong {
    color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .benefits-content {
        grid-template-columns: 1fr;
    }

    .benefits-visual {
        flex-direction: column;
    }

    .arrow {
        transform: rotate(90deg);
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .overview-grid {
        grid-template-columns: 1fr;
    }

    .capabilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .use-case-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        grid-template-columns: 1fr;
    }

    .hero-cta {
        flex-direction: column;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .comparison-header,
    .comparison-row,
    .comparison-footer {
        grid-template-columns: 1fr;
        text-align: left;
    }

    .comparison-version,
    .comparison-check,
    .comparison-none {
        text-align: left;
        padding: 0.5rem 0;
    }

    .comparison-header {
        gap: 1rem;
    }

    .comparison-version h3::before {
        content: '';
        display: block;
        margin-top: 1rem;
    }

    .comparison-feature::after {
        content: '';
        display: block;
        margin-bottom: 0.5rem;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .cta-buttons {
        flex-direction: column;
    }

    .contact-form {
        grid-template-columns: 1fr;
    }

    .faq-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .feature-hero h1 {
        font-size: 2.5rem;
    }

    .capabilities-grid {
        grid-template-columns: 1fr;
    }
}