:root {
    --color-primary: #0f4c81;
    --color-primary-dark: #0a3560;
    --color-secondary: #ff6b35;
    --color-text: #1a1a2e;
    --color-muted: #f5f7fa;
    --color-border: #dce3eb;
    --color-white: #ffffff;
    --max-width: 1100px;
    --radius: 6px;
    --spacing: 24px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-white);
}

a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    width: min(var(--max-width), 100% - 2 * var(--spacing));
    margin-inline: auto;
}

/* Header */
.site-header {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

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

.main-nav {
    display: flex;
    gap: 24px;
}

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

.main-nav a:hover {
    color: var(--color-primary);
}

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    margin: 0 0 16px;
    font-size: 2.5rem;
}

.hero p {
    max-width: 640px;
    margin: 0 auto 32px;
    font-size: 1.125rem;
    opacity: 0.9;
}

/* Buttons */
.button-primary,
.button-secondary {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    text-align: center;
}

.button-primary {
    background-color: var(--color-secondary);
    color: var(--color-white);
    border: 2px solid var(--color-secondary);
}

.button-primary:hover {
    background-color: #e65a2b;
    border-color: #e65a2b;
    text-decoration: none;
}

.button-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.button-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    text-decoration: none;
}

/* Page header */
.page-header {
    background-color: var(--color-muted);
    padding: 60px 0;
    text-align: center;
    margin-bottom: 48px;
}

.page-header h1 {
    margin: 0 0 12px;
    color: var(--color-primary);
}

.page-header p {
    margin: 0;
    font-size: 1.125rem;
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    padding: 48px 0;
}

.feature-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px;
    background-color: var(--color-white);
}

.feature-card h3 {
    margin-top: 0;
    color: var(--color-primary);
}

/* CTA */
.cta {
    padding: 64px 0;
    text-align: center;
}

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

.cta h2 {
    margin: 0 0 16px;
    color: var(--color-primary);
}

.cta p {
    max-width: 560px;
    margin: 0 auto 24px;
}

.cta .button-secondary {
    margin-left: 12px;
}

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    padding: 32px 0;
}

.pricing-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px;
    text-align: center;
}

.pricing-card.featured {
    border-color: var(--color-primary);
    border-width: 2px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.pricing-card h3 {
    margin-top: 0;
    color: var(--color-primary);
}

.price {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 16px 0 24px;
}

.pricing-card ul {
    text-align: left;
    padding-left: 20px;
    margin-bottom: 24px;
}

.pricing-card li {
    margin-bottom: 8px;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 48px;
    padding: 32px 0;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-form label {
    font-weight: 600;
}

.contact-form input,
.contact-form textarea {
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 1rem;
}

.contact-form button {
    align-self: flex-start;
    cursor: pointer;
    border: none;
}

.form-note {
    font-size: 0.875rem;
    color: #555;
}

/* Policy pages */
.policy-page {
    padding: 48px 0;
}

.policy-page h1 {
    color: var(--color-primary);
}

.policy-meta {
    color: #555;
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.policy-page h2 {
    color: var(--color-primary);
    margin-top: 32px;
    font-size: 1.25rem;
}

/* Footer */
.site-footer {
    background-color: var(--color-muted);
    border-top: 1px solid var(--color-border);
    padding: 48px 0 24px;
    margin-top: 48px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
    margin-bottom: 32px;
}

.footer-grid ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-grid li {
    margin-bottom: 6px;
}

.copyright {
    text-align: center;
    color: #555;
    font-size: 0.875rem;
    border-top: 1px solid var(--color-border);
    padding-top: 16px;
    margin: 0;
}

/* Mobile */
@media (max-width: 640px) {
    .hero h1 {
        font-size: 1.75rem;
    }

    .main-nav {
        flex-wrap: wrap;
        gap: 12px;
        font-size: 0.875rem;
    }

    .cta .button-secondary {
        margin-left: 0;
        margin-top: 12px;
    }

    .button-primary,
    .button-secondary {
        display: block;
        width: 100%;
    }
}