:root {
    --color-text: #1a1a1a;
    --color-muted: #555;
    --color-bg: #ffffff;
    --color-soft: #fafafa;
    --color-border: #e5e5e5;
    --color-accent: #00a86b;
    --color-accent-dark: #008a58;
    --max: 800px;
    --radius: 8px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    font-size: 16px;
}

.container {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 20px;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--color-accent-dark);
    text-decoration: underline;
}

/* Header */
header {
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg);
    padding: 18px 0;
    position: sticky;
    top: 0;
    z-index: 10;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.logo {
    font-weight: 700;
    font-size: 18px;
    color: var(--color-text);
    letter-spacing: -0.01em;
    text-decoration: none;
}

.logo:hover {
    color: var(--color-accent);
    text-decoration: none;
}

header nav {
    display: flex;
    gap: 24px;
}

header nav a {
    color: var(--color-muted);
    font-size: 15px;
    font-weight: 500;
}

header nav a:hover {
    color: var(--color-accent);
    text-decoration: none;
}

/* Hero */
.hero {
    padding: 80px 0;
    text-align: center;
    background: var(--color-soft);
    border-bottom: 1px solid var(--color-border);
}

.hero h2 {
    font-size: 32px;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    font-weight: 700;
}

.hero p {
    font-size: 17px;
    color: var(--color-muted);
    max-width: 620px;
    margin: 0 auto;
}

/* Sections */
.section {
    padding: 60px 0;
    border-bottom: 1px solid var(--color-border);
}

.section h3 {
    font-size: 22px;
    margin-bottom: 20px;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.section p {
    margin-bottom: 14px;
    color: var(--color-text);
}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 8px;
}

.card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px;
    background: var(--color-bg);
    transition: border-color 0.15s ease, transform 0.15s ease;
}

.card:only-child {
    max-width: 480px;
    margin: 0 auto;
}

.card:hover {
    border-color: var(--color-accent);
}

.card h4 {
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: 700;
}

.card p {
    color: var(--color-muted);
    margin-bottom: 16px;
    font-size: 15px;
}

.btn {
    display: inline-block;
    padding: 9px 16px;
    background: var(--color-accent);
    color: #fff;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 14px;
    transition: background 0.15s ease;
}

.btn:hover {
    background: var(--color-accent-dark);
    color: #fff;
    text-decoration: none;
}

/* Legal pages */
.legal {
    padding: 60px 0;
}

.legal h2 {
    font-size: 28px;
    margin-bottom: 8px;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.legal .meta {
    color: var(--color-muted);
    font-size: 14px;
    margin-bottom: 36px;
}

.legal h3 {
    font-size: 18px;
    margin-top: 36px;
    margin-bottom: 12px;
    font-weight: 700;
}

.legal p {
    margin-bottom: 14px;
    line-height: 1.7;
}

.legal ul {
    margin: 12px 0 18px 24px;
    line-height: 1.7;
}

.legal li {
    margin-bottom: 6px;
}

/* Footer */
footer {
    background: var(--color-soft);
    padding: 40px 0 32px;
    margin-top: 0;
    border-top: 1px solid var(--color-border);
}

footer .container > div {
    margin-bottom: 18px;
}

footer .footer-info p {
    font-size: 14px;
    color: var(--color-muted);
    margin-bottom: 4px;
    line-height: 1.5;
}

footer .footer-links {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}

footer .footer-links a {
    font-size: 14px;
}

footer .footer-disclaimer small,
footer .footer-copyright small {
    color: var(--color-muted);
    font-size: 12px;
    line-height: 1.5;
    display: block;
}

footer .footer-disclaimer {
    padding-top: 18px;
    border-top: 1px solid var(--color-border);
}

/* Responsive */
@media (min-width: 768px) {
    body {
        font-size: 16px;
    }

    .hero h2 {
        font-size: 40px;
    }

    .section {
        padding: 80px 0;
    }

    .section h3 {
        font-size: 26px;
    }

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

    .legal h2 {
        font-size: 32px;
    }
}