:root {
    --primary: #0a0a0a;
    --on-primary: #ffffff;
    --brand-green: #00d4a4;
    --brand-green-deep: #00b48a;
    --brand-green-soft: #7cebcb;
    --brand-tag: #3772cf;
    --canvas: #ffffff;
    --surface: #f7f7f7;
    --surface-soft: #fafafa;
    --surface-code: #1c1c1e;
    --hairline: #e5e5e5;
    --hairline-soft: #ededed;
    --ink: #0a0a0a;
    --charcoal: #1c1c1e;
    --slate: #3a3a3c;
    --steel: #5a5a5c;
    --stone: #888888;
    --muted: #a8a8aa;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--canvas);
    color: var(--ink);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

code, pre, .mono {
    font-family: 'Geist Mono', 'SF Mono', Menlo, Consolas, monospace;
}

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

.topbar {
    background-color: var(--canvas);
    border-bottom: 1px solid var(--hairline-soft);
    height: 64px;
}

.btn-primary-pill {
    background-color: var(--primary);
    color: var(--on-primary);
    border-radius: 9999px;
    padding: 10px 20px;
    font-weight: 500;
    font-size: 14px;
    border: none;
    display: inline-block;
}

.btn-green-pill {
    background-color: var(--brand-green);
    color: var(--primary);
    border-radius: 9999px;
    padding: 10px 20px;
    font-weight: 500;
    font-size: 14px;
    border: none;
    display: inline-block;
}

.btn-outline-pill {
    background-color: transparent;
    color: var(--ink);
    border: 1px solid var(--hairline);
    border-radius: 9999px;
    padding: 10px 20px;
    font-weight: 500;
    font-size: 14px;
    display: inline-block;
}

.hero-band {
    background: linear-gradient(180deg, #87a8c8 0%, #f5e9d8 100%);
    padding: 96px 0;
}

.hero-band h1 {
    letter-spacing: -2px;
    font-weight: 600;
}

.card-doc {
    background-color: var(--canvas);
    border: 1px solid var(--hairline);
    border-radius: 12px;
    padding: 24px;
    height: 100%;
}

.card-feature {
    background-color: var(--surface);
    border-radius: 12px;
    padding: 32px;
}

.badge-green {
    background-color: var(--brand-green);
    color: var(--primary);
    border-radius: 9999px;
    padding: 2px 10px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.02em;
    display: inline-block;
}

.badge-tag {
    background-color: rgba(55, 114, 207, 0.15);
    color: var(--brand-tag);
    border-radius: 6px;
    padding: 2px 8px;
    font-size: 13px;
    font-weight: 600;
    display: inline-block;
}

.code-inline {
    background-color: var(--surface);
    color: var(--charcoal);
    border-radius: 4px;
    padding: 2px 6px;
    border: 1px solid var(--hairline);
    font-size: 13px;
}

table.table-mint th {
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.05em;
    color: var(--steel);
    border-bottom: 1px solid var(--hairline);
}

table.table-mint td {
    border-bottom: 1px solid var(--hairline-soft);
    font-size: 14px;
}

.toc-rail {
    position: sticky;
    top: 24px;
}

.toc-rail a {
    color: var(--steel);
    font-size: 14px;
    display: block;
    padding: 4px 0;
}

.toc-rail a.active {
    color: var(--ink);
    font-weight: 500;
    border-left: 2px solid var(--brand-green);
    padding-left: 10px;
}

details.faq-item {
    background-color: var(--canvas);
    border: 1px solid var(--hairline-soft);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 12px;
}

details.faq-item summary {
    cursor: pointer;
    list-style: none;
    font-weight: 600;
    font-size: 18px;
    display: flex;
    justify-content: space-between;
}

details.faq-item summary::-webkit-details-marker {
    display: none;
}

.article-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
}

footer.site-footer {
    background-color: var(--canvas);
    border-top: 1px solid var(--hairline);
    padding: 64px 0 32px;
}

footer.site-footer h6 {
    font-size: 13px;
    font-weight: 600;
    color: var(--ink);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

footer.site-footer a {
    color: var(--steel);
    font-size: 14px;
    display: block;
    padding: 3px 0;
}

#cookie-banner {
    position: fixed;
    left: 20px;
    right: 20px;
    bottom: 20px;
    max-width: 480px;
    margin: 0 auto;
    background-color: var(--primary);
    color: var(--on-primary);
    border-radius: 12px;
    padding: 20px 24px;
    z-index: 999;
    box-shadow: rgba(0,0,0,0.2) 0 12px 32px 0;
}

.form-control-mint {
    border: 1px solid var(--hairline);
    border-radius: 8px;
    height: 40px;
    padding: 8px 12px;
}

textarea.form-control-mint {
    height: auto;
}

.form-control-mint:focus {
    outline: none;
    border-color: var(--brand-green);
    border-width: 2px;
    box-shadow: none;
}