/* CSS Variables - Violet Theme */
:root {
    /* Violet Color Palette */
    --violet-primary: #8B5CF6;
    --violet-dark: #6D28D9;
    --violet-light: #A78BFA;
    --violet-lighter: #C4B5FD;
    --violet-lightest: #EDE9FE;
    --violet-bg: #F5F3FF;

    /* Neutral Colors */
    --text-primary: #1F2937;
    --text-secondary: #4B5563;
    --text-light: #9CA3AF;
    --text-inverse: #FFFFFF;

    /* Background Colors */
    --bg-primary: #FFFFFF;
    --bg-secondary: var(--violet-bg);
    --bg-dark: #1F2937;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(139, 92, 246, 0.1);
    --shadow-md: 0 2px 8px rgba(139, 92, 246, 0.15);
    --shadow-lg: 0 4px 16px rgba(139, 92, 246, 0.2);

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

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    padding-bottom: 80px;
    /* Space for sticky footer */
}

/* Header Styles */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-sm) 0;
    transform: translateY(-100%);
    transition: transform 0.3s ease-in-out;
    z-index: 1000;
}

header.visible {
    transform: translateY(0);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    height: 40px;
    width: auto;
    display: block;
}

.logo svg {
    display: block;
}

nav h1 {
    font-size: 1.5rem;
    color: var(--violet-primary);
    margin: 0;
}

/* Main Content */

.hero {
    height: 80dvh;
    display: flex;
    align-items: center;
    background-color: var(--bg-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.hero-logo-container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.hero-logo {
    width: 100%;
    height: auto;
    display: block;
}

.hero-logo svg {
    display: block;
    width: 100%;
    height: auto;
}

.hero-content {
    text-align: right;
    padding: var(--spacing-lg) var(--spacing-md);
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--violet-dark);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-md) auto;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--violet-primary);
    color: var(--text-inverse);
    box-shadow: var(--shadow-sm);
}

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

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Features Section */
.features {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-lg) 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    color: var(--violet-dark);
    margin-bottom: var(--spacing-lg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-card {
    background-color: var(--bg-primary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

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

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

/* CTA Section */
.cta {
    background-color: var(--bg-primary);
    padding: var(--spacing-lg) var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.cta h2 {
    font-size: 2rem;
    color: var(--violet-dark);
    margin-bottom: var(--spacing-sm);
}

.cta p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

/* Footer Styles */
footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-dark);
    color: var(--text-inverse);
    text-align: center;
    padding: var(--spacing-md);
    z-index: 999;
}

footer p {
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding-bottom: 70px;
        /* Adjust for smaller footer on mobile */
    }

    main {
        padding-top: calc(var(--spacing-md) + 50px);
        /* Less space for smaller header */
    }

    .logo {
        height: 32px;
    }

    nav h1 {
        font-size: 1.25rem;
    }

    .hero-logo {
        height: 80px;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

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

    .feature-card {
        padding: var(--spacing-sm);
    }

    .feature-icon {
        font-size: 2.5rem;
    }

    .feature-card h3 {
        font-size: 1.25rem;
    }

    .cta {
        padding: var(--spacing-md) var(--spacing-sm);
    }

    .cta h2 {
        font-size: 1.5rem;
    }

    .cta p {
        font-size: 1rem;
    }

    .btn {
        padding: 0.625rem 1.5rem;
        font-size: 0.9rem;
    }

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

    nav,
    main {
        padding-left: var(--spacing-sm);
        padding-right: var(--spacing-sm);
    }

    footer {
        padding: var(--spacing-sm);
    }
}