/* Cuebox site. Colours follow the app's dark theme (app/theme.json). */
:root {
  --bg: #0f0f13;
  --card: #16161c;
  --card-2: #1d1d25;
  --line: #25252e;
  --text: #ececf1;
  --muted: #8e8e9c;
  --violet: #8b5cf6;
  --violet-strong: #7c3aed;
  --violet-soft: rgba(139, 92, 246, 0.14);
  --mono: "Cascadia Mono", "JetBrains Mono", ui-monospace, Consolas, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1000px 520px at 50% -160px, rgba(124, 58, 237, 0.22), transparent 70%),
    var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif;
}

a { color: var(--violet); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font: 0.9em var(--mono); padding: 1px 6px; border-radius: 6px; background: var(--card-2); border: 1px solid var(--line); }
b { color: var(--text); }
.muted { color: var(--muted); }

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 18px 20px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; font-size: 18px; }
.brand img { border-radius: 8px; }
.brand:hover { text-decoration: none; }
nav { display: flex; align-items: center; gap: 22px; font-size: 14.5px; }
nav a { color: var(--muted); }
nav a:hover { color: var(--text); text-decoration: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--card-2);
  color: var(--text);
  font-weight: 650;
}
.btn:hover { text-decoration: none; border-color: var(--violet); }
.btn.small { padding: 7px 14px; font-size: 14px; color: var(--text); }
.btn.primary {
  padding: 15px 28px;
  border-color: transparent;
  background: linear-gradient(180deg, var(--violet), var(--violet-strong));
  color: #fff;
  font-size: 17px;
  box-shadow: 0 12px 34px rgba(124, 58, 237, 0.35);
}
.btn.primary:hover { filter: brightness(1.08); }
.btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

main { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
section { padding: 72px 0; }
h2 { margin: 0 0 18px; font-size: clamp(26px, 3.4vw, 36px); line-height: 1.15; letter-spacing: -0.02em; }
h3 { margin: 0 0 6px; font-size: 18px; }

.hero { text-align: center; padding-top: 48px; padding-bottom: 40px; }
.eyebrow {
  display: inline-block;
  margin: 0;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--violet-soft);
  color: var(--violet);
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.02em;
}
.hero h1 {
  margin: 18px auto 16px;
  max-width: 860px;
  font-size: clamp(34px, 6vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.035em;
}
.hero h1 em { font-style: normal; color: var(--violet); }
.lead { margin: 0 auto; max-width: 660px; color: var(--muted); font-size: 19px; }
.cta { display: flex; flex-direction: column; align-items: center; gap: 10px; margin: 32px 0 48px; }
.meta { margin: 0; color: var(--muted); font-size: 13.5px; min-height: 1.3em; }
.os-note { margin: 0; padding: 8px 14px; border-radius: 8px; background: var(--card); border: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.os-note[hidden] { display: none; }

.shot {
  margin: 0 auto;
  border-radius: 14px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--card);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(139, 92, 246, 0.08);
}
.shot img { display: block; width: 100%; height: auto; }

.layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.layout-text p { color: var(--muted); }
.kinds { list-style: none; margin: 0 0 14px; padding: 0; display: grid; gap: 8px; }
.kinds li { display: flex; align-items: baseline; gap: 12px; color: var(--muted); }
.kinds code { min-width: 54px; text-align: center; color: var(--text); }
.tree {
  margin: 0;
  padding: 22px 24px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #0b0b0f;
  font: 14px/1.75 var(--mono);
  color: var(--text);
  overflow-x: auto;
}
.tree .d { color: #c4b5fd; }
.tree .c { color: var(--muted); }
.tree .x { color: var(--violet); }

.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.grid article {
  padding: 22px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--card);
}
.grid p { margin: 0; color: var(--muted); font-size: 15px; }

.readonly { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 48px; align-items: center; }
.readonly p { color: var(--muted); }
.shot.small { box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45); }

.install { max-width: 780px; }
.steps { list-style: none; counter-reset: step; margin: 0 0 18px; padding: 0; }
.steps li { counter-increment: step; position: relative; padding: 2px 0 16px 48px; color: var(--muted); }
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--violet-soft);
  color: var(--violet);
  font-weight: 700;
  font-size: 14px;
}
.steps i { color: var(--text); font-style: normal; }

.faq { max-width: 780px; padding-top: 24px; }
.faq details { border: 1px solid var(--line); border-radius: 12px; background: var(--card); margin-bottom: 10px; }
.faq summary { cursor: pointer; padding: 14px 18px; font-weight: 600; }
.faq details p { margin: 0 18px 16px; color: var(--muted); }
.hash { word-break: break-all; white-space: normal; }

.end {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin: 24px 0 72px;
  padding: 56px 24px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background:
    radial-gradient(640px 280px at 50% 0%, rgba(124, 58, 237, 0.25), transparent 70%),
    var(--card);
  text-align: center;
}
.end img { border-radius: 16px; }
.end h2 { margin: 6px 0 8px; }

footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 24px 20px 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.center { display: grid; place-items: center; min-height: 100vh; text-align: center; }

@media (max-width: 900px) {
  section { padding: 52px 0; }
  .layout, .readonly { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .grid { grid-template-columns: minmax(0, 1fr); }
  nav a:not(.btn) { display: none; }
  .lead { font-size: 17px; }
  .tree { font-size: 12.5px; }
}

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