:root {
  --bg: #0b0d17;
  --bg-raised: #12152299;
  --line: #222740;
  --ink: #eef0f8;
  --body: #c3c8d8;
  --dim: #8f96ad;
  --blue: #5aa9ff;
  --purple: #bb9af7;
  --green: #9ece6a;
  --pink: #f7768e;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: dark;
}

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

html { -webkit-text-size-adjust: 100%; scroll-padding-top: 5rem; }

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--body);
  font: 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, p, dl, dd, ol, ul, pre, figure { margin: 0; }
ol, ul { padding: 0; list-style: none; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
::selection { background: #5aa9ff44; }

:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 4px; }

h1, h2 { color: var(--ink); font-weight: 650; letter-spacing: -0.022em; text-wrap: balance; }
h1 { font-size: clamp(2.6rem, 6.4vw, 4.75rem); line-height: 1.04; }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.5rem); line-height: 1.14; }
h3 { color: var(--ink); font-size: 1.05rem; font-weight: 600; }

code, kbd, .mono { font-family: var(--mono); }
code { color: var(--ink); font-size: 0.88em; }
strong { color: var(--ink); font-weight: 600; }

kbd {
  display: inline-block;
  padding: 0.05em 0.45em;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 6px;
  background: #171b2c;
  color: var(--ink);
  font-size: 0.85em;
  white-space: nowrap;
}

.wrap { width: min(1120px, 100% - 2.5rem); margin-inline: auto; }
.dim { color: var(--dim); font-size: 0.94rem; }
.c-green { color: var(--green); }
.c-pink { color: var(--pink); }

.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; z-index: 20; padding: 0.5rem 0.9rem; background: var(--ink); color: var(--bg); border-radius: 6px; }

.btn {
  display: inline-block;
  padding: 0.72rem 1.3rem;
  border-radius: 10px;
  background: var(--blue);
  color: #07111f;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.15s ease;
}
.btn:hover { background: #82c0ff; }
.btn-small { padding: 0.36rem 0.8rem; border-radius: 8px; font-size: 0.9rem; }

.link { color: var(--blue); text-decoration: none; }
.link:hover { text-decoration: underline; text-underline-offset: 3px; }

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: #0b0d17d9;
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}
.nav-inner { display: flex; align-items: center; gap: 2rem; height: 60px; }
.brand { display: flex; align-items: center; gap: 0.55rem; color: var(--ink); font-weight: 600; text-decoration: none; }
.nav nav { display: flex; gap: 1.5rem; margin-left: auto; font-size: 0.93rem; }
.nav nav a { color: var(--dim); text-decoration: none; transition: color 0.15s ease; }
.nav nav a:hover { color: var(--ink); }

/* Hero */
.hero { padding-top: clamp(3.5rem, 8vw, 6rem); overflow: hidden; background: radial-gradient(70% 480px at 50% 62%, #5aa9ff1f, transparent 70%); }
.eyebrow { margin-bottom: 1.1rem; color: var(--dim); font-size: 0.92rem; }
.lede { max-width: 38rem; margin-top: 1.4rem; font-size: clamp(1.08rem, 1.7vw, 1.24rem); }
.cta { display: flex; flex-wrap: wrap; align-items: center; gap: 1.4rem; margin-top: 2rem; }
.meta { margin-top: 0.9rem; color: var(--dim); font-size: 0.9rem; }
.meta a { color: var(--body); text-underline-offset: 3px; }
.shot-wrap { margin-top: clamp(2.5rem, 6vw, 4rem); margin-bottom: -1px; }

.shot { width: 100%; border: 1px solid var(--line); border-radius: 12px; }
.shot-wrap .shot { border-bottom-left-radius: 0; border-bottom-right-radius: 0; border-bottom: 0; box-shadow: 0 -10px 70px #0009; }
.shot-tall { max-width: 330px; justify-self: center; }

/* Facts */
.facts { border-block: 1px solid var(--line); }
.facts-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.facts-grid > div { padding: 1.7rem 1.5rem; border-left: 1px solid var(--line); }
.facts-grid > div:first-child { border-left: 0; padding-left: 0; }
.facts dt { color: var(--ink); font-size: 1.4rem; font-weight: 650; letter-spacing: -0.015em; }
.facts dd { color: var(--dim); font-size: 0.92rem; line-height: 1.45; }

/* Sections */
.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section + .section { border-top: 1px solid var(--line); }
.section h2 + p { margin-top: 1rem; }

.split-grid { display: grid; grid-template-columns: 5fr 7fr; align-items: center; gap: clamp(2rem, 5vw, 4rem); }
.split-git .split-grid { grid-template-columns: 5fr 7fr; }

.ticks { margin-top: 1.3rem; display: grid; gap: 0.55rem; }
.ticks li { position: relative; padding-left: 1.3rem; font-size: 0.97rem; }
.ticks li::before { content: "❯"; position: absolute; left: 0; color: var(--green); font-family: var(--mono); font-size: 0.85em; line-height: 1.8; }

/* Feature list */
.spec { margin-top: 2rem; border-top: 1px solid var(--line); }
.spec article { display: grid; grid-template-columns: 180px 1fr; gap: 1rem 2rem; padding-block: 1.7rem; border-bottom: 1px solid var(--line); }
.spec h3 { color: var(--purple); font-size: 0.98rem; font-weight: 500; line-height: 1.8; }
.spec div { max-width: 44rem; }
.spec p + p { margin-top: 0.6rem; }
.spec a { color: var(--blue); text-underline-offset: 3px; }

/* Theme preview */
.themes-grid { display: grid; grid-template-columns: 5fr 6fr; align-items: center; gap: clamp(2rem, 5vw, 4rem); }
.theme-picker { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1.5rem; }
.theme-picker[hidden] { display: none; }
.theme-picker button {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.65rem 0.3rem 0.45rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: transparent;
  color: var(--body);
  font: 500 0.86rem var(--sans);
  cursor: pointer;
}
.theme-picker button::before {
  content: "";
  width: 14px;
  height: 14px;
  border: 3px solid var(--swatch);
  border-radius: 50%;
  outline: 1px solid #ffffff2e;
  background: var(--swatch-accent);
}
.theme-picker button:hover { border-color: var(--dim); }
.theme-picker button[aria-pressed="true"] { border-color: var(--blue); color: var(--ink); background: #5aa9ff1a; }

.term {
  --t-bg: #0e1016; --t-fg: #d4d8e5; --t-border: #232733; --t-accent: #5aa9ff;
  --t-red: #f7768e; --t-green: #9ece6a; --t-yellow: #e0af68; --t-magenta: #bb9af7; --t-cyan: #7dcfff;
  border: 1px solid var(--t-border);
  border-radius: 12px;
  background: var(--t-bg);
  color: var(--t-fg);
  overflow-x: auto;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.term pre { padding: 1.3rem 1.4rem; font-size: 0.86rem; line-height: 1.6; }
.t-path { color: var(--t-magenta); }
.t-branch { color: var(--t-red); }
.t-prompt { color: var(--t-green); }
.t-warn { color: var(--t-yellow); }
.t-info { color: var(--t-cyan); }
.t-cursor { display: inline-block; width: 0.6em; height: 1.1em; border: 1px solid var(--t-accent); vertical-align: -0.2em; }

/* Shortcuts */
.keys { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 2.5rem; margin-top: 2rem; }
.keys > div { display: flex; align-items: center; gap: 0.8rem; padding-block: 0.75rem; border-bottom: 1px solid var(--line); font-size: 0.95rem; }
.keys dt { flex: none; min-width: 6.2rem; }

/* Install */
.install-grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(2rem, 5vw, 4rem); }
.steps { counter-reset: step; display: grid; gap: 0.8rem; margin-block: 1.5rem; }
.steps li { counter-increment: step; position: relative; padding-left: 2rem; }
.steps .link { text-decoration: underline; text-underline-offset: 3px; }
.steps li::before { content: counter(step); position: absolute; left: 0; color: var(--blue); font-family: var(--mono); }
.notice { padding: 1.5rem; border: 1px solid var(--line); border-radius: 12px; background: var(--bg-raised); font-size: 0.97rem; }
.notice p { margin-top: 0.75rem; }
.code { display: flex; align-items: center; gap: 0.75rem; margin-top: 0.6rem; padding: 0.65rem 0.8rem; border: 1px solid var(--line); border-radius: 8px; background: #0e1016; }
.code code { flex: 1; min-width: 0; font-size: 0.8rem; overflow-wrap: anywhere; }
.copy { flex: none; padding: 0.2rem 0.6rem; border: 1px solid var(--line); border-radius: 6px; background: #171b2c; color: var(--ink); font: 500 0.8rem var(--sans); cursor: pointer; }
.copy:hover { border-color: var(--dim); }
.copy[hidden] { display: none; }

/* Closing */
.closing { padding-block: clamp(3.5rem, 8vw, 6rem); border-top: 1px solid var(--line); text-align: center; background: radial-gradient(60% 300px at 50% 100%, #bb9af71c, transparent 70%); }
.closing img { margin: 0 auto 1rem; }
.closing h2 { margin-bottom: 1.8rem; }

/* Footer */
.footer { border-top: 1px solid var(--line); color: var(--dim); font-size: 0.9rem; }
.footer-grid { display: grid; grid-template-columns: 1.7fr repeat(4, 1fr); gap: 2.2rem 2rem; padding-block: 3rem 2.4rem; }
.footer-brand p { max-width: 17rem; margin-top: 0.8rem; line-height: 1.5; }
.footer h2 { margin-bottom: 0.7rem; color: var(--ink); font-size: 0.9rem; font-weight: 600; letter-spacing: 0; }
.footer ul { display: grid; gap: 0.5rem; }
.footer ul a, .footer-bottom nav a { display: inline-block; padding-block: 0.1rem; text-decoration: none; }
.footer ul a:hover, .footer-bottom nav a:hover { color: var(--ink); }
.footer p a { color: var(--body); text-decoration: underline; text-underline-offset: 3px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 0.8rem 3rem; padding-block: 1.3rem; border-top: 1px solid var(--line); font-size: 0.84rem; }
.footer-bottom nav { display: flex; flex: none; gap: 1.3rem; }

.not-found { display: grid; place-content: center; gap: 0.4rem; min-height: 100vh; padding: 1.5rem; }
.not-found p:last-child { margin-top: 1rem; }

@media (max-width: 860px) {
  .nav nav { display: none; }
  .btn-small { margin-left: auto; }
  .facts-grid { grid-template-columns: repeat(2, 1fr); }
  .facts-grid > div:nth-child(odd) { border-left: 0; padding-left: 0; }
  .facts-grid > div:nth-child(n + 3) { border-top: 1px solid var(--line); }
  .split-grid, .split-git .split-grid, .themes-grid, .install-grid { grid-template-columns: 1fr; }
  .split-git .shot { order: 2; }
  .keys { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
}

@media (max-width: 600px) {
  body { font-size: 16px; }
  .spec article { grid-template-columns: 1fr; gap: 0.3rem; }
  .keys { grid-template-columns: 1fr; }
}