/* Angineered Systems — legal document pages (privacy, terms) */
:root {
  --bg: #1a1b1d;
  --panel: #1e2022;
  --ink: #e9eaec;
  --muted: #9aa0a8;
  --line: rgba(255, 255, 255, 0.10);
  --primary: rgb(54, 226, 232);
  --secondary: rgb(240, 47, 51);
  --edge: clamp(22px, 6vw, 80px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Space Grotesk', system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* top accent bar */
.accent-bar {
  height: 3px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--primary) 55%, var(--secondary) 55%, var(--secondary) 100%);
  flex: 0 0 auto;
}

/* header */
.doc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: clamp(20px, 4vh, 36px) var(--edge);
  border-bottom: 1px solid var(--line);
}
.brand { text-decoration: none; color: var(--ink); display: block; }
.brand .mark { font-weight: 700; font-size: clamp(15px, 1.6vw, 18px); letter-spacing: 0.34em; }
.brand .sub { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--muted); margin-top: 5px; }
.back-link {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.2s ease;
}
.back-link:hover { color: var(--primary); }
.back-link .arr { color: var(--primary); }

/* document body */
main.doc {
  flex: 1 0 auto;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(40px, 8vh, 88px) var(--edge) clamp(48px, 8vh, 96px);
}
.doc-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--primary);
  display: block;
  margin-bottom: 1.1rem;
}
.doc h1 {
  font-size: clamp(2.1rem, 5.5vw, 3.4rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin-bottom: 0.9rem;
  text-wrap: balance;
}
.updated {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 2.4rem;
}

.intro {
  font-size: clamp(1.05rem, 1.7vw, 1.2rem);
  color: var(--ink);
  padding: 1.3rem 1.5rem;
  border-left: 2px solid var(--primary);
  background: rgba(54, 226, 232, 0.04);
  margin-bottom: 2.8rem;
}

.disclaimer {
  font-size: 0.92rem;
  color: var(--muted);
  padding: 1rem 1.3rem;
  border: 1px dashed rgba(240, 47, 51, 0.4);
  margin-bottom: 2.8rem;
}
.disclaimer strong { color: var(--secondary); }

.doc h2 {
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 2.6rem 0 0.9rem;
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
}
.doc h2 .n {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7em;
  color: var(--secondary);
  font-weight: 500;
}
.doc h3 { font-size: 1.05rem; font-weight: 600; margin: 1.6rem 0 0.5rem; }
.doc p { color: var(--muted); margin-bottom: 1rem; }
.doc p strong, .doc li strong { color: var(--ink); font-weight: 600; }
.doc a { color: var(--primary); text-decoration: none; }
.doc a:hover { text-decoration: underline; }

.doc ul { list-style: none; margin: 0 0 1.2rem; padding: 0; }
.doc li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--muted);
  margin-bottom: 0.6rem;
}
.doc li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--primary);
}

/* a definition/contact card */
.card {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 1.4rem 1.5rem;
  margin: 1.2rem 0 1.6rem;
}
.card dl { display: grid; grid-template-columns: minmax(120px, max-content) 1fr; gap: 0.55rem 1.4rem; margin: 0; }
.card dt { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); padding-top: 0.2em; }
.card dd { margin: 0; color: var(--ink); }
.placeholder { color: var(--secondary); font-style: italic; }

/* back-to-site button at the foot of the document */
.back-to-site {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-top: clamp(2.4rem, 6vh, 4rem);
  padding: 0.95rem 1.7rem;
  border: 1px solid var(--primary);
  color: var(--ink);
  background: transparent;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.25s ease, color 0.25s ease, gap 0.25s ease;
}
.back-to-site:hover { background: var(--primary); color: #07181a; gap: 1.1rem; text-decoration: none; }
.back-to-site .arr { color: var(--primary); transition: color 0.25s ease; }
.back-to-site:hover .arr { color: #07181a; }

/* footer */
.doc-foot {
  flex: 0 0 auto;
  border-top: 1px solid var(--line);
  padding: clamp(24px, 5vh, 44px) var(--edge);
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 2rem;
  align-items: center;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.doc-foot nav { display: flex; flex-wrap: wrap; gap: 1.4rem; }
.doc-foot a { color: var(--muted); text-decoration: none; transition: color 0.2s ease; }
.doc-foot a:hover { color: var(--primary); }

@media (max-width: 560px) {
  .card dl { grid-template-columns: 1fr; gap: 0.2rem; }
  .card dt { margin-top: 0.7rem; }
  .doc-foot { flex-direction: column; align-items: flex-start; }
}