* {
    box-sizing: border-box;
}

:root {
    color-scheme: light;
    --bg: #f4f1e8;
    --surface: rgba(255, 255, 255, 0.78);
    --surface-strong: rgba(255, 255, 255, 0.92);
    --text: #1f2621;
    --muted: #516153;
    --accent: #1d6b57;
    --accent-strong: #124636;
    --border: rgba(31, 38, 33, 0.12);
    --shadow: 0 24px 60px rgba(29, 53, 45, 0.12);
}

html,
body {
    margin: 0;
    min-height: 100%;
    background:
        radial-gradient(circle at top left, rgba(29, 107, 87, 0.16), transparent 32%),
        radial-gradient(circle at bottom right, rgba(200, 145, 74, 0.18), transparent 28%),
        var(--bg);
    color: var(--text);
    font-family: "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

body {
    padding: 32px 20px 64px;
}

.shell {
    max-width: 860px;
    margin: 0 auto;
}

.hero,
.content,
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(12px);
}

.hero,
.content {
    padding: 32px;
}

.hero {
    margin-bottom: 24px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.card {
    display: block;
    padding: 24px;
    color: inherit;
    text-decoration: none;
    transition: transform 160ms ease, border-color 160ms ease;
}

.card:hover,
.card:focus-visible {
    transform: translateY(-2px);
    border-color: rgba(29, 107, 87, 0.32);
}

.eyebrow,
.meta {
    color: var(--muted);
    font-size: 0.95rem;
}

.eyebrow {
    margin: 0 0 12px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.lede {
    max-width: 54ch;
    color: var(--muted);
    font-size: 1.05rem;
}

h1,
h2 {
    line-height: 1.1;
}

h1 {
    margin: 0 0 14px;
    font-size: clamp(2rem, 4vw, 3.6rem);
}

h2 {
    margin-top: 28px;
    font-size: 1.2rem;
}

p,
li {
    line-height: 1.6;
}

ul {
    padding-left: 20px;
}

a {
    color: var(--accent);
}

.back-link {
    color: var(--accent-strong);
    font-weight: 600;
    text-decoration: none;
}

@media (max-width: 640px) {
    body {
        padding: 20px 14px 40px;
    }

    .hero,
    .content,
    .card {
        border-radius: 18px;
    }

    .hero,
    .content {
        padding: 22px;
    }
}