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

:root {
    /* Colors */
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --primary-light: #6366F1;
    --secondary: #10B981;
    --dark: #0F172A;
    --dark-gray: #1E293B;
    --medium-gray: #475569;
    --light-gray: #CBD5E1;
    --bg-light: #F8FAFC;
    --white: #FFFFFF;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Shadows */
    --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);
}

body {
    font-family: var(--font-sans);
    color: var(--dark);
    line-height: 1.6;
    background: var(--white);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--light-gray);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--dark);
}

.logo-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

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

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 0.9375rem;
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--medium-gray);
}

.btn-secondary:hover {
    color: var(--primary);
    background: var(--bg-light);
}

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

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

.btn-large {
    padding: 0.875rem 2rem;
    font-size: 1rem;
}

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

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

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

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

/* Hero Section */
.hero {
    padding: 8rem var(--spacing-md) 6rem;
    background: linear-gradient(135deg, #F8FAFC 0%, #EEF2FF 100%);
    margin-top: 4rem;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    margin-bottom: var(--spacing-md);
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    color: var(--white);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.badge-mini {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    background: var(--secondary);
    color: var(--white);
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: var(--spacing-xs);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--dark);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--light-gray);
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

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

/* Features Section */
.features {
    padding: var(--spacing-2xl) var(--spacing-md);
    background: var(--white);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: var(--dark);
}

.section-description {
    font-size: 1.125rem;
    color: var(--medium-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    padding: var(--spacing-xl);
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-xl);
    transition: all 0.3s ease;
}

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

.feature-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

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

/* Integrations Section */
.integrations {
    padding: var(--spacing-2xl) var(--spacing-md);
    background: var(--bg-light);
}

.integrations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

.integration-card {
    padding: var(--spacing-xl);
    background: var(--white);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.integration-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.integration-card.highlight {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    border-color: var(--primary);
}

.integration-card.highlight h4,
.integration-card.highlight p {
    color: var(--white);
}

.integration-logo {
    height: 64px;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.integration-logo img {
    max-width: 48px;
    max-height: 48px;
    object-fit: contain;
}

.integration-logo svg {
    width: 48px;
    height: 48px;
    color: var(--primary);
}

.integration-card h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.integration-card p {
    font-size: 0.875rem;
    color: var(--medium-gray);
}

/* CTA Section */
.cta {
    padding: var(--spacing-2xl) var(--spacing-md);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.cta-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* Footer */
.footer {
    padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-lg);
    background: var(--dark);
    color: var(--light-gray);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.footer-logo .logo-text {
    color: var(--white);
    font-weight: 700;
    font-size: 1.25rem;
}

.footer-description {
    color: var(--light-gray);
    line-height: 1.7;
}

.footer-column h4 {
    color: var(--white);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

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

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

.footer-column a {
    color: var(--light-gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--dark-gray);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    color: var(--light-gray);
    text-decoration: none;
    font-size: 1.25rem;
    transition: color 0.3s ease;
}

.footer-social a:hover {
    color: var(--white);
}

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

    .nav-actions {
        gap: 0.5rem;
    }

    .hero {
        padding: 6rem var(--spacing-md) 4rem;
    }

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

    .hero-description {
        font-size: 1.125rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .section-title {
        font-size: 2rem;
    }

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

    .cta-content h2 {
        font-size: 2rem;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .btn-large {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection Color */
::selection {
    background: var(--primary);
    color: var(--white);
}

/* Focus Styles */
a:focus,
button:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}