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

:root {
  --bg:       #08090f;
  --bg-2:     #0d0f1a;
  --card:     #10121e;
  --border:   rgba(255,255,255,0.07);
  --accent:   #7c3aed;
  --accent-2: #06b6d4;
  --text:     #e8eeff;
  --text-2:   #8090b0;
  --text-3:   #3a4560;
  --font:     'Inter', system-ui, sans-serif;
  --mono:     'JetBrains Mono', monospace;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.7; font-size: 15px; }
a    { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ─── Layout ─────────────────────────────────────────────────────────────── */
.page { max-width: 780px; margin: 0 auto; padding: 0 24px 80px; }

/* ─── Navbar ─────────────────────────────────────────────────────────────── */
.navbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(8,9,15,0.9); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.navbar-inner { max-width: 780px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; height: 54px; }
.nav-logo { font-weight: 800; font-size: 1rem; letter-spacing: -0.02em; background: linear-gradient(135deg, #fff 30%, #a78bfa); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.nav-back { font-size: 0.83rem; color: var(--text-2); transition: color 0.2s; -webkit-text-fill-color: var(--text-2); }
.nav-back:hover { color: var(--text); -webkit-text-fill-color: var(--text); text-decoration: none; }

/* ─── Header ─────────────────────────────────────────────────────────────── */
.doc-header { padding: 48px 0 40px; border-bottom: 1px solid var(--border); margin-bottom: 40px; }
.doc-header h1 { font-size: clamp(1.6rem, 4vw, 2.2rem); letter-spacing: -0.03em; margin-bottom: 10px; }
.doc-header .meta { font-size: 0.82rem; color: var(--text-3); display: flex; gap: 20px; flex-wrap: wrap; }
.doc-header .meta span { display: flex; align-items: center; gap: 6px; }

/* ─── Table of contents ──────────────────────────────────────────────────── */
.toc {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 22px 26px; margin-bottom: 48px;
}
.toc h2 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-3); font-weight: 600; margin-bottom: 14px; }
.toc ol  { padding-left: 18px; display: flex; flex-direction: column; gap: 4px; }
.toc li  { font-size: 0.88rem; }
.toc li a { color: var(--text-2); }
.toc li a:hover { color: var(--text); text-decoration: none; }
.toc .divider { border: none; border-top: 1px solid var(--border); margin: 12px 0; }

/* ─── Doc sections ───────────────────────────────────────────────────────── */
.doc-section { margin-bottom: 56px; scroll-margin-top: 80px; }
.section-tag {
  display: inline-block; padding: 3px 12px; border-radius: 999px; font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 14px;
  background: rgba(124,58,237,0.1); border: 1px solid rgba(124,58,237,0.25); color: #a78bfa;
}
.doc-section h2 { font-size: 1.35rem; letter-spacing: -0.02em; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }

/* ─── Clauses ────────────────────────────────────────────────────────────── */
.clause { margin-bottom: 28px; scroll-margin-top: 80px; }
.clause h3 { font-size: 0.95rem; font-weight: 700; color: var(--text); margin-bottom: 8px; display: flex; align-items: center; gap: 8px; }
.clause h3 .num { font-family: var(--mono); font-size: 0.72rem; color: var(--text-3); min-width: 24px; }
.clause p  { font-size: 0.9rem; color: var(--text-2); margin-bottom: 8px; }
.clause ul, .clause ol { padding-left: 20px; display: flex; flex-direction: column; gap: 5px; }
.clause li { font-size: 0.9rem; color: var(--text-2); }

/* ─── Highlight box ──────────────────────────────────────────────────────── */
.highlight-box {
  background: rgba(6,182,212,0.06); border: 1px solid rgba(6,182,212,0.2);
  border-radius: 10px; padding: 16px 20px; margin: 16px 0;
}
.highlight-box p { color: var(--text-2); font-size: 0.88rem; margin: 0; }
.highlight-box strong { color: var(--accent-2); }

.warning-box {
  background: rgba(245,158,11,0.06); border: 1px solid rgba(245,158,11,0.2);
  border-radius: 10px; padding: 16px 20px; margin: 16px 0;
}
.warning-box p { color: var(--text-2); font-size: 0.88rem; margin: 0; }

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.doc-footer { border-top: 1px solid var(--border); padding-top: 32px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 0.8rem; color: var(--text-3); }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(124,58,237,0.3); border-radius: 3px; }
::selection { background: rgba(124,58,237,0.3); color: #fff; }