:root {
    --blue: #1f7ea8;
    --blue-dark: #145c7c;
    --text: #1f2933;
    --muted: #5f6f7a;
    --border: #dce6eb;
    --bg-muted: #f3f8fa;
    --white: #ffffff;
    --shadow: rgba(15, 50, 70, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
}

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

a:hover {
    text-decoration: underline;
}

.container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    border-bottom: 1px solid var(--border);
    background: var(--white);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 72px;
    gap: 24px;
}

.site-logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text);
}

.site-nav {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}

.site-nav a {
    color: var(--text);
    font-weight: 600;
    font-size: 0.95rem;
}

.site-nav a.active,
.site-nav a:hover {
    color: var(--blue);
    text-decoration: none;
}

.hero {
    background: linear-gradient(180deg, #eef8fb 0%, #ffffff 100%);
    padding: 72px 0;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr;
}

.hero-copy {
    max-width: 720px;
}

.eyebrow {
    color: var(--blue-dark);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

h1 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1.05;
    margin: 0 0 20px;
}

h2 {
    font-size: 2rem;
    margin: 0 0 24px;
}

h3 {
    margin-top: 0;
}

.hero p {
    font-size: 1.2rem;
    color: var(--muted);
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 28px;
}

.button {
    display: inline-block;
    background: var(--blue);
    color: var(--white);
    padding: 12px 18px;
    border-radius: 999px;
    font-weight: 700;
}

.button:hover {
    background: var(--blue-dark);
    text-decoration: none;
}

.button-secondary {
    background: var(--white);
    color: var(--blue-dark);
    border: 1px solid var(--border);
}

.section {
    padding: 56px 0;
}

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

.card-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.card {
    display: block;
    padding: 22px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: var(--white);
    box-shadow: 0 8px 24px var(--shadow);
    color: var(--text);
}

.card:hover {
    transform: translateY(-2px);
    text-decoration: none;
}

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

.split {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.site-footer {
    border-top: 1px solid var(--border);
    padding: 28px 0;
    color: var(--muted);
    font-size: 0.95rem;
}

@media (max-width: 850px) {
    .header-inner {
        align-items: flex-start;
        flex-direction: column;
        padding: 18px 0;
    }

    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .split {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 560px) {
    .card-grid {
        grid-template-columns: 1fr;
    }
}

.narrow {
    max-width: 820px;
}

.page-header,
.article-header {
    background: linear-gradient(180deg, #eef8fb 0%, #ffffff 100%);
}

.lede {
    font-size: 1.2rem;
    color: var(--muted);
    max-width: 760px;
}

.video-embed {
    position: relative;
    width: 100%;
    margin-top: 32px;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 18px;
    background: #000;
}

.video-embed iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.article-body {
    font-size: 1.08rem;
}

.article-section {
    margin-bottom: 36px;
}

.article-section h2 {
    margin-bottom: 10px;
}