:root {
  --ink: #0a0d16;
  --panel: #101624;
  --panel-edge: #1d2740;
  --amber: #ffb000;
  --amber-dim: #b87e00;
  --paper: #ede9dc;
  --muted: #8b94a7;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.65;
  background-image: radial-gradient(60rem 30rem at 85% -5%, #141d33 0%, transparent 60%);
}

main {
  max-width: 68rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

h1, h2, .brand-name, .term-title, dt, .priv-name, pre, code {
  font-family: var(--mono);
}

h1 {
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 1rem 0 1.25rem;
}

h1 .hush {
  color: var(--amber);
  text-shadow: 0 0 2.5rem rgba(255, 176, 0, 0.35);
}

h2 {
  font-size: 1.4rem;
  font-weight: 600;
  margin: 0 0 1.5rem;
}

section { padding: 4.5rem 0; }
section + section { border-top: 1px solid var(--panel-edge); }

a { color: var(--amber); }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

/* header */

.top {
  max-width: 68rem;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand { text-decoration: none; color: var(--paper); font-size: 1.1rem; }
.brand-name { font-weight: 800; }
.top-links { display: flex; gap: 1.25rem; }
.top-links a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.top-links a:hover { color: var(--paper); }

/* hero */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 3rem;
  align-items: center;
  padding-top: 3rem;
}

.version-line {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0;
}

.lede { color: var(--muted); max-width: 38ch; }
.lede, .hint, .then, .priv-row p, .commands dd, .closer p, footer p { max-width: 72ch; }

.cta-row { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 1.75rem; }

.copy-btn {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 600;
  background: var(--amber);
  color: #131313;
  border: 0;
  border-radius: 0.6rem;
  padding: 0.7rem 1.3rem;
  cursor: pointer;
}
.copy-btn:hover { background: #ffc233; }
.copy-btn.small { font-size: 0.85rem; padding: 0.45rem 0.9rem; margin-top: 0.75rem; }

.ghost-btn {
  font-family: var(--mono);
  font-size: 0.95rem;
  color: var(--paper);
  text-decoration: none;
  border: 1px solid var(--panel-edge);
  border-radius: 0.6rem;
  padding: 0.7rem 1.3rem;
  display: inline-block;
}
.ghost-btn:hover { border-color: var(--amber); }

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

/* terminal */

.terminal {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 0.8rem;
  overflow: hidden;
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.5);
}

.term-bar {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--panel-edge);
}

.dot { width: 0.7rem; height: 0.7rem; border-radius: 50%; background: #2b3752; }
.dot:first-child { background: var(--amber-dim); }

.term-title { font-size: 0.8rem; color: var(--muted); margin-left: 0.5rem; }

.replay {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--panel-edge);
  border-radius: 0.45rem;
  padding: 0.25rem 0.7rem;
  cursor: pointer;
}
.replay:hover { color: var(--amber); border-color: var(--amber); }

.term-screen {
  font-family: var(--mono);
  font-size: 0.85rem;
  line-height: 1.75;
  padding: 1.25rem 1.25rem 1.5rem;
  min-height: 21rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.term-screen .sys { color: var(--muted); }
.term-screen .me { color: var(--amber); }
.term-screen .priv { color: var(--amber); font-weight: 600; }
.term-screen .caret::after {
  content: "▊";
  color: var(--amber);
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* install */

.tabs { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.tabs [role="tab"] {
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--panel-edge);
  border-radius: 0.6rem;
  padding: 0.5rem 1.1rem;
  cursor: pointer;
}
.tabs [role="tab"][aria-selected="true"] {
  color: var(--ink);
  background: var(--amber);
  border-color: var(--amber);
  font-weight: 600;
}

.tab-panels pre {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 0.6rem;
  padding: 1.1rem 1.25rem;
  overflow-x: auto;
  margin: 0;
}
.tab-panels code {
  font-family: var(--mono);
  font-size: 0.88rem;
  color: var(--paper);
}
.then { color: var(--muted); margin-top: 1.5rem; }
.then code, .priv-row code {
  font-family: var(--mono);
  font-size: 0.88em;
  color: var(--amber);
}

/* privacy */

.priv-rows { display: grid; gap: 0; }
.priv-row { padding: 1.5rem 0; }
.priv-row + .priv-row { border-top: 1px solid var(--panel-edge); }
.priv-name { font-weight: 600; margin: 0 0 0.5rem; }
.priv-row p:last-child { color: var(--muted); margin: 0; }

/* commands */

.cmd-list { margin: 0; }
.cmd-list > div {
  display: grid;
  grid-template-columns: minmax(10rem, 16rem) 1fr;
  gap: 1rem;
  padding: 0.7rem 0;
  border-top: 1px solid var(--panel-edge);
}
.cmd-list > div:last-child { border-bottom: 1px solid var(--panel-edge); }
.cmd-list dt { color: var(--amber); font-size: 0.95rem; }
.cmd-list dd { margin: 0; color: var(--muted); }

/* closer + footer */

.closer p { color: var(--muted); }

footer {
  max-width: 68rem;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--panel-edge);
}

@media (max-width: 60rem) {
  .hero { grid-template-columns: 1fr; }
  .term-screen { min-height: 18rem; }
  .cmd-list > div { grid-template-columns: 1fr; gap: 0.15rem; }
}

@media (prefers-reduced-motion: reduce) {
  .term-screen .caret::after { animation: none; }
}