:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #0ea5e9;
    --dark: #0f172a;
    --darker: #020617;
    --light: #f8fafc;
    --muted: #64748b;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: var(--dark);
    color: var(--light);
}

.bg-black {
    background-color: var(--darker) !important;
}

.bg-dark {
    background-color: var(--dark) !important;
}

.text-primary {
    color: var(--primary) !important;
}

.text-info {
    color: var(--secondary) !important;
}

.text-muted {
    color: var(--muted) !important;
}

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

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

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

.btn-outline-primary:hover, .btn-outline-primary:focus {
    background-color: var(--primary);
    border-color: var(--primary);
}

.border-primary {
    border-color: var(--primary) !important;
}

.hero-glow {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, rgba(15, 23, 42, 0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    filter: blur(40px);
}

.bg-grid-pattern {
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.3;
}

.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: rgba(99, 102, 241, 0.1);
}

/* Form styles */
.form-control, .form-select {
    background-color: var(--darker);
    border-color: #334155;
    color: var(--light);
}

.form-control:focus, .form-select:focus {
    background-color: var(--darker);
    border-color: var(--primary);
    color: var(--light);
    box-shadow: 0 0 0 0.25rem rgba(99, 102, 241, 0.25);
}

.form-control::placeholder {
    color: var(--muted);
}

/* Custom form validation styles */
.form-control.is-invalid {
    border-color: #ef4444;
    background-image: none;
}

.invalid-feedback {
    color: #ef4444;
}

/* Pricing table styles */
.pricing-card {
    border: 1px solid #334155;
    border-radius: 0.5rem;
    overflow: hidden;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.2);
}

/* Documentation styles */
.doc-sidebar {
    position: sticky;
    top: 2rem;
}

.doc-link {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--muted);
    text-decoration: none;
    border-left: 3px solid transparent;
    transition: all 0.2s ease;
}

.doc-link:hover, .doc-link.active {
    color: var(--primary);
    border-left-color: var(--primary);
    background-color: rgba(99, 102, 241, 0.1);
}

code {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
}

pre {
    background-color: var(--darker);
    border: 1px solid #334155;
    border-radius: 0.5rem;
    padding: 1rem;
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
    .doc-sidebar {
        position: static;
        margin-bottom: 2rem;
    }
}