/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: padding 0.3s;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--heading-color);
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    color: var(--brand-500);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    color: var(--muted-color);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--heading-color);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--heading-color);
    background: none;
    border: none;
    cursor: pointer;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-color);
        flex-direction: column;
        padding: 2rem;
        border-bottom: 1px solid var(--border-color);
        text-align: center;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-toggle {
        display: block;
    }

    .nav-actions .btn {
        display: none;
        /* Hide primary CTA on mobile nav bar to save space if needed, or adjust */
    }
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: transform 0.3s, border-color 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--brand-500);
}

.card-icon {
    width: 50px;
    height: 50px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--brand-500);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--heading-color);
}

/* Pricing Cards */
.pricing-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card.popular {
    background: rgba(99, 102, 241, 0.05);
    border-color: var(--brand-500);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--brand-500);
    color: #000;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--heading-color);
    margin: 1.5rem 0 0.5rem;
}

.price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--muted-color);
}

.features-list {
    list-style: none;
    margin: 2rem 0;
    flex-grow: 1;
}

.features-list li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-color);
}

.features-list li i {
    color: var(--brand-500);
}

.features-list li.disabled {
    color: var(--muted-color);
    text-decoration: line-through;
}

.features-list li.disabled i {
    color: var(--muted-color);
}

.form-message.success {
    background: rgba(99, 102, 241, 0.1);
    color: var(--brand-500);
    border: 1px solid var(--brand-500);
    
}

.form-message.error {
    background: rgba(255, 0, 0, 0.1);
    color: #ff4444;
    border: 1px solid #ff4444;
    
}

/* Accordion */
.accordion-item {
    border-bottom: 1px solid var(--border-color);
}

.accordion-header {
    width: 100%;
    text-align: left;
    padding: 1.5rem 0;
    background: none;
    border: none;
    color: var(--heading-color);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-header i {
    transition: transform 0.3s;
    color: var(--brand-500);
}

.accordion-header.active i {
    transform: rotate(180deg);
}

.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    color: var(--muted-color);
}

.accordion-body p {
    padding-bottom: 1.5rem;
    margin: 0;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

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

.footer-col h4 {
    color: var(--heading-color);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--muted-color);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--brand-500);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    color: var(--muted-color);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}