:root {
  --ink: #1f2430;
  --muted: #5b6270;
  --paper: #fbf9f4;
  --card: #ffffff;
  --line: #e4dfd3;
  --accent: #b23a48;
  --accent-soft: #f6e3e6;
}
* { box-sizing: border-box; }
html { font-size: 17px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Segoe UI", Tahoma, "Noto Naskh Arabic", "Noto Sans Arabic", Arial, sans-serif;
  line-height: 1.85;
}
main { max-width: 760px; margin: 0 auto; padding: 2.5rem 1.25rem 4rem; }
header.site { border-bottom: 3px double var(--line); margin-bottom: 2rem; padding-bottom: 1rem; }
header.site .brand { font-size: 0.95rem; color: var(--muted); text-decoration: none; }
header.site .brand:hover { color: var(--accent); }
h1 { font-size: 1.9rem; line-height: 1.35; margin: 0.4rem 0 0.6rem; }
h2 { font-size: 1.3rem; margin: 2.2rem 0 0.6rem; border-inline-start: 4px solid var(--accent); padding-inline-start: 0.6rem; }
h3 { font-size: 1.08rem; margin: 1.4rem 0 0.4rem; }
p { margin: 0 0 1rem; }
.lead { font-size: 1.12rem; color: var(--muted); }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #7d2632; }
ul, ol { padding-inline-start: 1.4rem; }
li { margin-bottom: 0.45rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 1.1rem 1.3rem; margin: 1rem 0; }
.notes li { margin-bottom: 0.9rem; }
.notes li a { font-weight: 600; }
.notes li span { display: block; color: var(--muted); font-size: 0.95rem; }
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; margin: 1rem 0 1.4rem; }
th, td { border: 1px solid var(--line); padding: 0.5rem 0.6rem; vertical-align: top; text-align: start; }
th { background: var(--accent-soft); }
.table-wrap { overflow-x: auto; }
code, kbd { font-family: Consolas, "Courier New", monospace; font-size: 0.92em; background: #f1eee6; padding: 0.05rem 0.35rem; border-radius: 4px; }
.copy-row { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; margin: 0.5rem 0 1rem; }
.copy-row button {
  font: inherit; font-size: 0.92rem; cursor: pointer;
  background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 0.35rem 0.8rem;
}
.copy-row button:hover { border-color: var(--accent); color: var(--accent); }
.copy-row .box { border: 1px dashed var(--muted); padding: 0.2rem 0.5rem; min-width: 2.4rem; text-align: center; background: var(--card); }
.checklist li { margin-bottom: 0.7rem; }
section[lang="en"] { border-top: 1px solid var(--line); margin-top: 2.5rem; padding-top: 1.2rem; font-size: 0.97rem; color: var(--muted); }
footer { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9rem; }
footer nav a { margin-inline-end: 1rem; }
@media (max-width: 600px) { html { font-size: 16px; } h1 { font-size: 1.55rem; } }