:root {
    --navy: #0b1f33;
    --blue: #1261a0;
    --blue-light: #eaf4fb;
    --text: #243447;
    --muted: #64748b;
    --border: #dbe4ec;
    --background: #f7f9fc;
    --white: #ffffff;
    --max-width: 1180px;
    --narrow-width: 850px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;
    color: var(--text);
    background: var(--background);
    line-height: 1.7;
}

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

a:hover {
    text-decoration: underline;
}

.container {
    width: min(calc(100% - 40px), var(--max-width));
    margin: 0 auto;
}

.narrow {
    max-width: var(--narrow-width);
}

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

.header-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--navy);
    font-weight: 700;
    font-size: 1.05rem;
    white-space: nowrap;
}

.brand:hover {
    text-decoration: none;
}

.logo {
    width: 42px;
    height: 42px;
    object-fit: contain;
}

.navigation {
    display: flex;
    align-items: center;
    gap: 24px;
}

.navigation a {
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 500;
}

.navigation a:hover {
    color: var(--blue);
}

.hero {
    background:
        linear-gradient(
            135deg,
            #eef6fc 0%,
            #ffffff 55%,
            #f4f8fb 100%
        );
    padding: 105px 0;
    border-bottom: 1px solid var(--border);
}

.hero h1 {
    margin: 0 0 20px;
    color: var(--navy);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.05;
    letter-spacing: -0.04em;
}

.hero-text {
    max-width: 760px;
    margin: 0 0 30px;
    color: var(--muted);
    font-size: 1.2rem;
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--blue);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.button {
    display: inline-block;
    padding: 12px 20px;
    border-radius: 7px;
    font-weight: 700;
    border: 1px solid transparent;
}

.button:hover {
    text-decoration: none;
}

.button.primary {
    color: var(--white);
    background: var(--blue);
}

.button.secondary {
    color: var(--navy);
    background: var(--white);
    border-color: var(--border);
}

.section {
    padding: 85px 0;
    background: var(--white);
}

.section:nth-of-type(even) {
    background: var(--background);
}

.section-heading {
    margin-bottom: 30px;
}

.section-heading h2 {
    margin: 0;
    color: var(--navy);
    font-size: clamp(1.8rem, 4vw, 2.7rem);
    line-height: 1.2;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.card {
    padding: 28px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 10px;
}

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

.card p {
    margin-bottom: 0;
    color: var(--muted);
}

.document-list {
    display: grid;
    gap: 12px;
}

.document-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 22px 24px;
    color: var(--text);
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 9px;
}

.document-item:hover {
    border-color: var(--blue);
    text-decoration: none;
}

.document-item h3 {
    margin: 0 0 5px;
    color: var(--navy);
}

.document-item p {
    margin: 0;
    color: var(--muted);
}

.document-meta {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    margin-top: 24px;
    color: var(--muted);
    font-size: 0.9rem;
}

.document-header {
    padding: 75px 0 45px;
    background: var(--white);
    border-bottom: 1px solid var(--border);
}

.document-content {
    padding: 65px 0 90px;
    background: var(--white);
}

.document-content h2 {
    margin-top: 42px;
    color: var(--navy);
}

.document-content h3 {
    margin-top: 30px;
    color: var(--navy);
}

.document-content ul,
.document-content ol {
    padding-left: 25px;
}

.site-footer {
    padding: 45px 0 25px;
    background: var(--navy);
    color: #dbe7f2;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 40px;
}

.footer-inner strong {
    color: var(--white);
}

.footer-inner p {
    color: #aebfd0;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-links a {
    color: #dbe7f2;
}

.copyright {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    color: #9fb2c5;
    font-size: 0.85rem;
}

@media (max-width: 900px) {
    .header-inner {
        align-items: flex-start;
        flex-direction: column;
        padding: 18px 0;
    }

    .navigation {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 4px;
    }

    .card-grid {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        flex-direction: column;
    }

    .hero {
        padding: 75px 0;
    }

    .section {
        padding: 60px 0;
    }
}

@media (max-width: 520px) {
    .container {
        width: min(calc(100% - 28px), var(--max-width));
    }

    .navigation {
        gap: 16px;
    }

    .navigation a {
        white-space: nowrap;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .button {
        text-align: center;
    }
}