:root {
    --backdrop: #1C222B;
    --backdrop-deep: #141920;
    --strip: #0E1115;
    --surface: #222933;
    --line: #313A46;
    --text: #EEF1F5;
    --body: #C9D0DA;
    --muted: #9AA5B4;
    --key: #F2E2C2;
    --key-strong: #FFF1D6;
    --ok: #9CD3A8;
    --err: #F2A69B;
    --serif: 'Bodoni Moda', 'Didot', Georgia, serif;
    --sans: 'Figtree', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(1200px 700px at 70% -10%, #2A3240 0%, transparent 60%),
        radial-gradient(900px 600px at -10% 30%, #202733 0%, transparent 60%),
        var(--backdrop);
    background-attachment: fixed;
    color: var(--text);
    font-family: var(--sans);
    font-size: 17px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}

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

button,
input,
textarea,
select {
    font: inherit;
    color: inherit;
}

:focus-visible {
    outline: 2px solid var(--key);
    outline-offset: 3px;
    border-radius: 6px;
}

.wrap {
    width: min(1160px, 100% - 40px);
    margin-inline: auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 48px;
    padding: 0 22px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background-color .15s, border-color .15s;
}

.btn-key {
    background: var(--key);
    color: #1A1F27;
}

.btn-key:hover {
    background: var(--key-strong);
}

.btn-ghost {
    border-color: var(--line);
    background: transparent;
    color: var(--text);
}

.btn-ghost:hover {
    border-color: var(--muted);
}

.btn-block {
    width: 100%;
}

.btn[disabled] {
    opacity: .6;
    cursor: progress;
}

.nav {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(28, 34, 43, .82);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(49, 58, 70, .6);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    height: 68px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
    text-decoration: none;
    font-family: var(--serif);
    font-size: 24px;
    font-weight: 500;
    letter-spacing: -.01em;
    white-space: nowrap;
}

.logo-mark { width: 32px; height: 32px; flex: 0 0 auto; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
}

.nav-links a:not(.btn):hover {
    color: var(--text);
}

.nav-links .btn {
    height: 40px;
    padding: 0 18px;
    font-size: 15px;
    color: #1A1F27;
}

footer {
    padding: 40px 0 56px;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 15px;
}

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

.footer-links {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--muted);
    text-decoration: none;
}

.footer-links a[aria-current],
.footer-links a:hover {
    color: var(--text);
}

.nav-links a[aria-current] {
    color: var(--text);
}

.page {
    width: min(760px, 100% - 40px);
    margin: 0 auto;
    padding: 72px 0 96px;
}

.page-crumb {
    margin: 0 0 22px;
    font-size: 15px;
}

.page-crumb a {
    color: var(--muted);
    text-decoration: none;
}

.page-crumb a:hover {
    color: var(--text);
}

.page h1 {
    margin: 0;
    font-family: var(--serif);
    font-size: clamp(38px, 5.6vw, 60px);
    font-weight: 400;
    line-height: 1.04;
    letter-spacing: -.02em;
}

.page-meta {
    margin: 18px 0 0;
    color: var(--muted);
    font-size: 15px;
}

.page-meta + .prose {
    margin-top: 40px;
}

.page-hero {
    margin: 36px 0 44px;
    border-radius: 14px;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: var(--surface);
}

.page-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.prose {
    color: var(--body);
    font-size: 18px;
    line-height: 1.75;
}

.prose p {
    margin: 0 0 22px;
}

.prose h2 {
    margin: 56px 0 16px;
    color: var(--text);
    font-family: var(--serif);
    font-size: clamp(28px, 3.6vw, 36px);
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -.015em;
}

.prose h3 {
    margin: 34px 0 10px;
    color: var(--text);
    font-size: 20px;
    font-weight: 600;
    line-height: 1.35;
}

.prose strong {
    color: var(--text);
    font-weight: 600;
}

.prose ul,
.prose ol {
    margin: 0 0 24px;
    padding-left: 24px;
}

.prose li {
    margin: 0 0 10px;
    padding-left: 4px;
}

.prose li::marker {
    color: var(--key);
}

.prose img {
    width: 100%;
    margin: 36px 0;
    border-radius: 12px;
}

.prose .table-scroll {
    margin: 8px 0 32px;
    overflow-x: auto;
    border: 1px solid var(--line);
    border-radius: 12px;
}

.prose table {
    width: 100%;
    min-width: 560px;
    border-collapse: collapse;
    font-size: 15.5px;
    line-height: 1.5;
}

.prose th,
.prose td {
    padding: 13px 16px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

.prose thead th {
    background: rgba(20, 25, 32, .6);
    color: var(--text);
    font-weight: 600;
}

.prose tbody tr:last-child td {
    border-bottom: 0;
}

.prose td:first-child {
    color: var(--text);
    font-weight: 500;
}

.prose-legal {
    font-size: 17px;
}

.prose-legal h2 {
    margin-top: 44px;
    font-size: clamp(24px, 3vw, 30px);
}

.prose code {
    padding: 2px 6px;
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    font-size: .88em;
}

.callout {
    margin-top: 56px;
    padding: 32px;
    border: 1px solid rgba(242, 226, 194, .3);
    border-radius: 18px;
    background: rgba(242, 226, 194, .06);
}

.callout h2 {
    margin: 0 0 10px;
    font-family: var(--serif);
    font-size: 30px;
    font-weight: 400;
    line-height: 1.15;
}

.callout p {
    margin: 0 0 22px;
    color: var(--muted);
}

.callout p:last-child {
    margin-bottom: 0;
}

@media (max-width: 680px) {
    body {
        font-size: 16px;
    }

    .wrap {
        width: min(1160px, 100% - 32px);
    }

    .nav-links a:not(.btn) {
        display: none;
    }

    .logo {
        gap: 8px;
        font-size: 18px;
    }

    .logo-mark {
        width: 26px;
        height: 26px;
    }

    .nav-links .btn {
        white-space: nowrap;
        height: 38px;
        padding: 0 14px;
        font-size: 14px;
    }

    .page {
        width: min(760px, 100% - 32px);
        padding: 44px 0 72px;
    }

    .prose {
        font-size: 17px;
    }

    .prose-legal {
        font-size: 16px;
    }

    .callout {
        padding: 24px;
    }
}

@media (max-width: 380px) {
    .nav-inner {
        gap: 8px;
    }

    .logo {
        gap: 6px;
        font-size: 16px;
    }

    .logo-mark {
        width: 24px;
        height: 24px;
    }

    .nav-links .btn {
        padding: 0 10px;
        font-size: 13px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}