:root {
  --bg: #f4f5f8;
  --bg-2: #ffffff;
  --text: #11151b;
  --muted: #5c6673;
  --border: #c9cfd8;
  --accent: #11151b;
  --code-bg: #0e1116;
  --code-bar: #161b22;
  --code-text: #e7eaef;
  --btn-bg: #11151b;
  --btn-ink: #ffffff;
  --frame: #e7eaef;
}

[data-theme="dark"] {
  --bg: #0c0e12;
  --bg-2: #12151b;
  --text: #e8ebef;
  --muted: #9aa4b0;
  --border: #222a33;
  --accent: #e8ebef;
  --code-bg: #0a0c10;
  --code-bar: #141922;
  --code-text: #e8ebef;
  --btn-bg: #e8ebef;
  --btn-ink: #0c0e12;
  --frame: #1b2028;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

:root { --mono: "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace; }

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

h1, h2, h3 { font-family: var(--mono); letter-spacing: -0.01em; line-height: 1.25; }
p { margin: 0 0 16px; }

code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: color-mix(in srgb, var(--text) 8%, transparent);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.08em 0.38em;
}

.muted { color: var(--muted); }
.small { font-size: 0.9rem; }

.wrap { max-width: 1060px; margin: 0 auto; padding: 0 24px; position: relative; }
.wrap.narrow { max-width: 720px; }

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.logo { display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-weight: 700; font-size: 1rem; text-decoration: none; }
.logo-mark { width: 22px; height: 22px; border-radius: 6px; display: block; }
.logo-name { letter-spacing: -0.01em; }
.nav-mid { display: flex; gap: 24px; }
.nav-mid a { font-family: var(--mono); font-size: 0.85rem; color: var(--muted); text-decoration: none; }
.nav-mid a:hover { color: var(--text); }
.nav-right { display: flex; align-items: center; gap: 16px; }
.ver { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); text-decoration: none; }
.ver:hover { color: var(--text); }
.icon-btn { background: transparent; border: 1px solid var(--border); border-radius: 4px; padding: 6px; cursor: pointer; color: var(--text); display: flex; align-items: center; justify-content: center; }
.icon-btn:hover { border-color: var(--accent); }
.gh { display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 0.85rem; color: var(--muted); text-decoration: none; }
.gh:hover { color: var(--text); }

.hero { padding: 72px 0 48px; text-align: left; }
.eyebrow { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin: 0 0 12px; }
h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); margin: 0 0 16px; font-weight: 800; }
.lede { font-size: 1.05rem; color: var(--muted); max-width: 720px; margin: 0 0 24px; }
.actions { display: flex; gap: 12px; margin-bottom: 28px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 20px; border: 1px solid var(--border); border-radius: 4px; font-family: var(--mono); font-size: 0.85rem; font-weight: 600; text-decoration: none; color: var(--text); background: var(--bg-2); }
.btn:hover { border-color: var(--text); }
.btn.primary { background: var(--btn-bg); color: var(--btn-ink); border-color: var(--btn-bg); }
.btn.primary:hover { opacity: 0.9; }

.shot-frame { max-width: 470px; margin: 0 auto; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; background: var(--bg-2); }
.shot-frame.wide { max-width: 100%; margin: 0; }
.shot-bar { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-bottom: 1px solid var(--border); background: color-mix(in srgb, var(--text) 4%, var(--bg-2)); }
.shot-title { font-family: var(--mono); font-size: 0.72rem; color: var(--muted); }
.shot-frame img { display: block; width: 100%; height: auto; }
.shot-frame a { display: block; line-height: 0; }
.shot-note { font-family: var(--mono); font-size: 0.76rem; color: var(--muted); margin: 10px 0 0; }

.hud { margin: 22px 0 0; }
.hud-figure { display: flex; align-items: center; gap: 18px; margin: 0; flex-wrap: wrap; }
.hud-figure img { display: block; max-width: 100%; height: auto; border: 1px solid var(--border); border-radius: 6px; background: var(--bg-2); }
.hud-figure figcaption { max-width: 560px; color: var(--muted); font-size: 0.9rem; }
.hud-figure figcaption b { display: block; font-family: var(--mono); font-size: 0.85rem; color: var(--text); margin-bottom: 2px; }

.section { padding: 64px 0; border-top: 1px solid var(--border); text-align: center; }
.section-kicker { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin: 0 0 12px; }
.section h2 { font-size: clamp(1.3rem, 3vw, 1.7rem); font-weight: 700; margin: 0 0 20px; }
.section-lede { max-width: 640px; margin: 0 auto 28px; color: var(--muted); font-size: 0.95rem; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 10px 0 18px; text-align: left; }
.card { background: var(--bg-2); border: 1px solid var(--border); border-radius: 6px; padding: 20px; }
.card h3 { margin: 0 0 8px; font-size: 0.95rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.92rem; }

.truth { list-style: none; margin: 20px 0 0; padding: 0; text-align: left; display: grid; gap: 10px; }
.truth li { border-left: 2px solid var(--border); padding: 2px 0 2px 14px; color: var(--muted); font-size: 0.92rem; }
.truth strong { color: var(--text); font-family: var(--mono); font-size: 0.85rem; }

.gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; text-align: left; }
.tile { margin: 0; border: 1px solid var(--border); border-radius: 6px; background: var(--bg-2); overflow: hidden; }
.tile a { display: block; line-height: 0; background: var(--frame); }
.tile img { display: block; width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; object-position: top center; }
.tile figcaption { padding: 10px 12px 12px; font-size: 0.88rem; color: var(--muted); border-top: 1px solid var(--border); }
.tile figcaption b { display: block; font-family: var(--mono); font-size: 0.82rem; color: var(--text); margin-bottom: 2px; }

.notes { margin-top: 28px; text-align: left; border: 1px solid var(--border); border-radius: 6px; background: var(--bg-2); padding: 18px 20px 4px; }
.notes h3 { margin: 0 0 8px; font-size: 0.9rem; }
.notes p { color: var(--muted); font-size: 0.9rem; }
.notes b { color: var(--text); }

.ostabs { display: flex; gap: 8px; justify-content: center; margin: 6px 0 20px; flex-wrap: wrap; }
.ostabs button {
  font-family: var(--mono); font-size: 0.82rem; font-weight: 600;
  padding: 8px 18px; border-radius: 4px; cursor: pointer;
  border: 1px solid var(--border); background: var(--bg-2);
  color: var(--muted);
}
.ostabs button:hover { color: var(--text); border-color: var(--accent); }
.ostabs button[aria-selected="true"] {
  background: var(--btn-bg); color: var(--btn-ink); border-color: var(--btn-bg);
}
.ospanel { max-width: 720px; margin: 0 auto 10px; text-align: left; }
.ospanel[hidden] { display: none; }
.terminal { margin: 0 0 14px; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; background: var(--code-bg); }
.terminal-bar { display: flex; align-items: center; gap: 8px; padding: 7px 12px; border-bottom: 1px solid var(--border); background: var(--code-bar); }
.dots { display: flex; gap: 5px; }
.dots i { width: 8px; height: 8px; border-radius: 50%; background: #4b5563; }
.terminal-title { font-family: var(--mono); font-size: 0.72rem; color: #8b98a8; }
.terminal-body { padding: 10px 14px; }
.terminal-body code { display: block; background: transparent; border: none; padding: 0; color: var(--code-text); white-space: pre-wrap; overflow-wrap: anywhere; }
.prompt { color: #7f8b9c; padding-right: 6px; }
.ospanel p { margin: 10px 0 0; color: var(--muted); font-size: 0.92rem; }
.alts { margin: 8px 0 0; color: var(--muted); font-size: 0.85rem; }
.alts a { color: var(--text); text-decoration: underline; }

.site-footer { border-top: 1px solid var(--border); padding: 30px 0; margin-top: 40px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-family: var(--mono); color: var(--muted); font-size: 0.82rem; }
.footer-links { display: flex; gap: 18px; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--text); }

@media (max-width: 860px) {
  .nav-mid { display: none; }
  .nav-inner { height: auto; min-height: 56px; padding: 8px 24px; gap: 12px; }
  .nav-right { gap: 10px; }
  .gh span { display: none; }
  .grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 36px; }
}

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