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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #FAFAF8;
    color: #1a1a1a;
    line-height: 1.6;
    font-size: 16px;
    background-image:
        linear-gradient(rgba(0,0,0,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4 {
    font-family: 'Chakra Petch', sans-serif;
    font-weight: 700;
}

.chip {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #6b6b6b;
    margin-bottom: 1rem;
}

.button {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s;
}

.button.primary {
    background-color: #0f2040;
    color: #FAFAF8;
}

.button.primary:hover {
    background-color: #1a3a6e;
}

.button.secondary {
    background-color: transparent;
    color: #0f2040;
    border: 2px solid #0f2040;
}

.button.secondary:hover {
    background-color: #0f2040;
    color: #FAFAF8;
}

/* Navigation */
.nav {
    position: sticky;
    top: 0;
    background-color: rgba(250, 250, 248, 0.95);
    padding: 20px 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    z-index: 1000;
    transition: background-color 0.3s;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: #1a1a1a;
    font-family: 'Chakra Petch', sans-serif;
    letter-spacing: 0.5px;
}

.nav ul {
    display: flex;
    list-style: none;
}

.nav li {
    margin-left: 2rem;
}

.nav a {
    text-decoration: none;
    color: #1a1a1a;
    font-weight: 500;
}

.nav a:hover {
    color: #0f2040;
}

/* Hero */
.hero {
    padding: 100px 0;
}

.hero h1 {
    font-size: 3.5rem;
    max-width: 800px;
    margin-bottom: 1rem;
}

.hero .subtext {
    font-size: 1.25rem;
    max-width: 600px;
    margin-bottom: 2rem;
    color: #4a4a4a;
}

.ctas {
    display: flex;
    gap: 1rem;
}

/* Products */
.products {
    padding: 80px 0;
    border-top: 1px solid #e0e0e0;
}

.products h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.product-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background-color: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
}

.card h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.card p {
    margin-bottom: 2rem;
    flex-grow: 1;
}

.card .button {
    margin-top: auto;
    align-self: flex-start;
}

/* How It Works */
.how-it-works {
    padding: 80px 0;
    background-color: #f0f0ee;
}

.how-it-works h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.steps {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
}

.step {
    flex: 1;
    text-align: center;
}

.step .icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.step h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

/* Why BSV */
.why-bsv {
    padding: 80px 0;
    border-top: 1px solid #e0e0e0;
}

.why-bsv h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.features {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
}

.features li {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.features .icon {
    font-size: 1.5rem;
    margin-right: 1rem;
}

/* CTA */
.cta {
    padding: 80px 0;
    background-color: #0f2040;
    color: #FAFAF8;
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.email-form {
    display: flex;
    justify-content: center;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.email-form input {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
}

.email-form button {
    padding: 12px 24px;
}

/* Footer */
footer {
    padding: 40px 0;
    border-top: 1px solid #e0e0e0;
    font-size: 0.875rem;
    color: #6b6b6b;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-left {
    text-align: left;
}

.footer-middle, .footer-right {
    text-align: left;
}

.footer-middle h4, .footer-right h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-middle ul, .footer-right ul {
    list-style: none;
}

.footer-middle li, .footer-right li {
    margin-bottom: 0.5rem;
}

.footer-middle a, .footer-right a {
    color: #6b6b6b;
    text-decoration: none;
}

.footer-middle a:hover, .footer-right a:hover {
    color: #0f2040;
}

.copyright {
    margin-top: 1rem;
    font-size: 0.875rem;
}

.chips, .stat-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.chip-tag {
    background-color: #f0f0ee;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
}

.use-cases {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.use-case {
    background-color: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.cta-form {
    text-align: center;
    margin-top: 3rem;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form label {
    font-weight: 500;
}

.contact-form input, .contact-form textarea {
    padding: 12px;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    font-size: 1rem;
}

.contact-form textarea {
    min-height: 150px;
}

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

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .ctas {
        flex-direction: column;
    }

    .steps {
        flex-direction: column;
    }

    .product-cards {
        grid-template-columns: 1fr;
    }

    .email-form {
        flex-direction: column;
    }
}