:root { --bg: #f6f7f9; --card: #fff; --ink: #1a1d23; --muted: #6b7280; --line: #e5e7eb; --accent: #0f766e; --err: #b91c1c; }
@media (prefers-color-scheme: dark) { :root { --bg: #0f1115; --card: #181b21; --ink: #e8eaee; --muted: #9aa1ad; --line: #2a2f38; --accent: #2dd4bf; --err: #f87171; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", "IBM Plex Sans Arabic", sans-serif; }
body.center { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 24px; }
.login { max-width: 360px; width: 100%; text-align: center; }
.login #gbtn { display: flex; justify-content: center; margin: 16px 0; }
.muted { color: var(--muted); }
.err { color: var(--err); }
header { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 16px; max-width: 1100px; margin: 0 auto; }
header h1 { margin: 0; font-size: 20px; }
header a, nav a { color: var(--muted); font-size: 14px; }
main.hub { max-width: 1100px; margin: 0 auto; padding: 0 16px 48px; }
h2 { font-size: 13px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin: 32px 0 4px; }
h3 { font-size: 17px; margin: 20px 0 10px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.deck { display: block; text-decoration: none; color: inherit; padding: 14px 16px; }
.deck:hover { border-color: var(--accent); }
.deck .t { font-weight: 600; }
.deck .m { color: var(--muted); font-size: 13px; margin-top: 6px; }
.tag { display: inline-block; font-size: 12px; color: var(--accent); margin-inline-end: 8px; }
nav { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; font-size: 14px; }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: start; padding: 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
input, select, button { font: inherit; color: var(--ink); background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; }
button { cursor: pointer; }
button:hover { border-color: var(--accent); }
.row { display: flex; gap: 8px; flex-wrap: wrap; }