/* Zyrk — pool-hall night, highway signage. */
:root {
    --night: #0b0d12;
    --night-deep: #040509;
    --card: rgba(255, 255, 255, 0.045);
    --line: rgba(255, 255, 255, 0.09);
    --ink: #e9e7e1;
    --muted: #9aa1ad;
    --lamp: #ffc761;
    --sign-green: #00734a;
    --die: #4a6dff;
    --radius: 18px;
    --measure: 42rem;
}

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

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

body {
    margin: 0;
    background: var(--night);
    color: var(--ink);
    font: 400 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background:
        radial-gradient(60rem 34rem at 50% -14rem, rgba(255, 199, 97, 0.16), transparent 70%),
        radial-gradient(48rem 40rem at 82% 8%, rgba(74, 109, 255, 0.10), transparent 68%),
        linear-gradient(180deg, transparent 40%, var(--night-deep) 100%);
    pointer-events: none;
    z-index: -1;
}

h1, h2, h3, .wordmark, .badge {
    font-family: "Oswald", "Helvetica Neue", Arial, sans-serif;
    font-weight: 600;
    font-stretch: condensed;
    letter-spacing: 0.01em;
    line-height: 1.15;
}

a { color: var(--lamp); text-underline-offset: 3px; text-decoration-color: rgba(255, 199, 97, 0.45); }
a:hover { text-decoration-color: currentColor; }

.wrap { width: min(64rem, 100% - 2.5rem); margin-inline: auto; }

/* ── Header ─────────────────────────────────────────── */
.top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.6rem 0 0;
}

.wordmark {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.35rem;
    letter-spacing: 0.16em;
    color: var(--ink);
    text-decoration: none;
    text-transform: uppercase;
}

.wordmark img { width: 30px; height: 30px; border-radius: 8px; }

.langs { display: flex; gap: 0.75rem; font-size: 0.92rem; }
.langs a { color: var(--muted); text-decoration: none; letter-spacing: 0.08em; text-transform: uppercase; }
.langs a[aria-current] { color: var(--lamp); }

/* ── Hero ───────────────────────────────────────────── */
.hero {
    display: grid;
    grid-template-columns: minmax(0, 20rem) minmax(0, 1fr);
    align-items: center;
    gap: clamp(2rem, 6vw, 4.5rem);
    padding: clamp(3rem, 9vw, 6rem) 0 clamp(2.5rem, 6vw, 4rem);
}

.hero h1 {
    margin: 0 0 1rem;
    font-size: clamp(2.6rem, 7vw, 4.4rem);
    letter-spacing: -0.005em;
}

.hero p {
    margin: 0 0 1.6rem;
    max-width: 34rem;
    font-size: clamp(1.05rem, 2.4vw, 1.2rem);
    color: var(--muted);
}

.ball { width: 100%; height: auto; filter: drop-shadow(0 2rem 3rem rgba(0, 0, 0, 0.6)); animation: bob 7s ease-in-out infinite; }

@keyframes bob {
    0%, 100% { transform: translateY(-0.5%) rotate(-0.6deg); }
    50% { transform: translateY(1.5%) rotate(0.6deg); }
}

@media (prefers-reduced-motion: reduce) {
    .ball { animation: none; }
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.62rem 1.15rem;
    border: 1px solid rgba(255, 199, 97, 0.4);
    border-radius: 999px;
    background: rgba(255, 199, 97, 0.08);
    color: var(--lamp);
    font-size: 0.95rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* ── Features ───────────────────────────────────────── */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    gap: 1rem;
    padding-bottom: clamp(3rem, 8vw, 5rem);
    list-style: none;
    margin: 0;
}

.cards li {
    padding: 1.4rem 1.5rem 1.6rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card);
}

.cards h2 {
    margin: 0 0 0.5rem;
    font-size: 1.12rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--lamp);
}

.cards p { margin: 0; color: var(--muted); font-size: 0.98rem; }

/* ── Article (privacy) ──────────────────────────────── */
.doc { padding: clamp(2.5rem, 7vw, 4rem) 0 2rem; }
.doc header { max-width: var(--measure); }
.doc h1 { margin: 0 0 0.4rem; font-size: clamp(2rem, 5vw, 2.9rem); }
.doc .updated { color: var(--muted); font-size: 0.95rem; margin: 0 0 2.5rem; }
.doc section { max-width: var(--measure); margin-bottom: 2.4rem; }
.doc h2 {
    margin: 0 0 0.7rem;
    font-size: 1.22rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--lamp);
}
.doc p, .doc li { color: #d5d3cd; }
.doc p { margin: 0 0 0.9rem; }
.doc ul { margin: 0 0 0.9rem; padding-left: 1.2rem; }
.doc li { margin-bottom: 0.45rem; }
.doc code {
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 0.88em;
    padding: 0.1em 0.38em;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.07);
    color: var(--ink);
}

.tldr {
    max-width: var(--measure);
    margin: 0 0 2.8rem;
    padding: 1.3rem 1.5rem 1.4rem;
    border: 1px solid var(--line);
    border-left: 3px solid var(--sign-green);
    border-radius: var(--radius);
    background: var(--card);
}
.tldr ul { margin: 0; padding-left: 1.1rem; }
.tldr li:last-child { margin-bottom: 0; }

/* ── Footer ─────────────────────────────────────────── */
.foot {
    border-top: 1px solid var(--line);
    padding: 2rem 0 3rem;
    color: var(--muted);
    font-size: 0.9rem;
}
.foot nav { display: flex; flex-wrap: wrap; gap: 1.2rem; margin-bottom: 1.2rem; }
.foot p { margin: 0 0 0.7rem; max-width: var(--measure); }
.foot img { height: 16px; width: auto; vertical-align: -2px; margin-right: 0.45rem; opacity: 0.85; }

@media (max-width: 46rem) {
    .hero { grid-template-columns: 1fr; text-align: center; padding-top: 2.5rem; }
    .hero p { margin-inline: auto; }
    .ball { max-width: 17rem; margin-inline: auto; display: block; }
}