/* Public marketing site look: airy, promotional, gradient hero. */

.site-header {
    border-bottom: 1px solid var(--color-border);
    background: #fff;
    position: sticky;
    top: 0;
    z-index: 10;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
}

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

.site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.site-nav a {
    color: var(--color-text);
    font-weight: 500;
}

.nav-toggle {
    display: none;
}

.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    padding: var(--space-6) 0;
    text-align: center;
}

.hero h1 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.hero p {
    max-width: 640px;
    margin: 0 auto var(--space-4);
    opacity: 0.92;
}

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

.hero .btn-outline {
    border-color: #fff;
    color: #fff;
}

.section {
    padding: var(--space-6) 0;
}

.section-alt {
    background: var(--color-bg-alt);
}

.section-title {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-5);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-4);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-4);
    align-items: start;
}

.pricing-card {
    text-align: center;
    border-radius: var(--radius-lg);
}

.pricing-card .price {
    font-size: 2rem;
    font-weight: 700;
    margin: var(--space-2) 0;
}

.pricing-card.featured {
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-md);
}

.site-footer {
    background: var(--color-text);
    color: #cbd3dc;
    padding: var(--space-5) 0;
    font-size: 0.9rem;
}

.site-footer a {
    color: #fff;
}

@media (max-width: 768px) {
    .nav-toggle {
        display: inline-block;
    }

    .site-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-3) var(--space-4);
        border-bottom: 1px solid var(--color-border);
        display: none;
    }

    .site-nav.open {
        display: flex;
    }
}