:root {
  --forest: #0E211A; --paper: #F2F5F2; --paper-2: #FFFFFF;
  --leaf: #6FBF95; --green: #2F6B4F; --amber: #EDB04A; --rust: #D4623A;
  --bg: #F2F5F2; --bg-2: #FFFFFF; --text: #101A15; --lede: #3E4F47; --faint: #7E8E86; --rule: rgba(16,26,21,0.12);
  --accent: #2F6B4F; --accent-text: #FFFFFF; --kicker: #2F6B4F; --em: #C4501F; --code-bg: rgba(16,26,21,0.06);
  --danger: #B8432A; --ok: #2F6B4F; --warn-bg: #FFF3D6; --warn-text: #6B4A00;
  --display: "Amiri", Georgia, serif; --body: "IBM Plex Sans Arabic", "Segoe UI", Tahoma, sans-serif; --mono: "JetBrains Mono", Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0E211A; --bg-2: #16342A; --text: #EAF1EC; --lede: #C3D3C8; --faint: #8A9A92; --rule: rgba(255,255,255,0.09);
    --accent: #6FBF95; --accent-text: #0E211A; --kicker: #6FBF95; --em: #EDB04A; --code-bg: rgba(255,255,255,0.06);
    --danger: #F0785A; --ok: #6FBF95; --warn-bg: #3A2E10; --warn-text: #EDB04A; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0E211A; --bg-2: #16342A; --text: #EAF1EC; --lede: #C3D3C8; --faint: #8A9A92; --rule: rgba(255,255,255,0.09);
  --accent: #6FBF95; --accent-text: #0E211A; --kicker: #6FBF95; --em: #EDB04A; --code-bg: rgba(255,255,255,0.06);
  --danger: #F0785A; --ok: #6FBF95; --warn-bg: #3A2E10; --warn-text: #EDB04A; color-scheme: dark;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.7 var(--body); min-height: 100vh; }
a { color: var(--accent); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 22px 60px; }
.narrow { max-width: 440px; margin: 48px auto; padding: 0 22px; }
header { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); font-weight: 600; }
.brand .mark { display: flex; flex-direction: column; gap: 3px; }
.brand .mark i { display: block; height: 4px; border-radius: 2px; }
.brand .mark i:nth-child(1) { width: 12px; background: var(--leaf); } .brand .mark i:nth-child(2) { width: 18px; background: var(--green); }
.brand .mark i:nth-child(3) { width: 24px; background: var(--amber); } .brand .mark i:nth-child(4) { width: 30px; background: var(--rust); }
nav { display: flex; gap: 18px; align-items: center; font-size: 14px; }
nav a { color: var(--lede); text-decoration: none; } nav a:hover { color: var(--text); }
.theme-btn { border: 1px solid var(--rule); background: var(--bg-2); color: var(--text); width: 34px; height: 34px; border-radius: 50%; cursor: pointer; display: grid; place-items: center; }
h1 { font-family: var(--display); font-size: 34px; line-height: 1.3; margin: 0 0 6px; }
h2 { font-family: var(--display); font-size: 24px; margin: 0 0 10px; }
.kicker { color: var(--kicker); font-weight: 600; font-size: 14px; }
.muted { color: var(--lede); } .faint { color: var(--faint); font-size: 13px; }
.card { background: var(--bg-2); border: 1px solid var(--rule); border-radius: 10px; padding: 22px; }
.field { margin: 12px 0; } .field label { display: block; font-size: 13px; color: var(--lede); margin-bottom: 5px; }
.field input, .field textarea, .field select { width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--rule); border-radius: 8px; padding: 10px 12px; font: inherit; }
.field input:focus, .field textarea:focus, .field select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.field textarea { min-height: 180px; resize: vertical; line-height: 1.7; }
.btn { display: inline-flex; align-items: center; gap: 8px; background: var(--accent); color: var(--accent-text); border: 0; padding: 10px 18px; border-radius: 8px; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; }
.btn:disabled { opacity: .55; cursor: default; }
.btn.ghost { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.btn.danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }
.btn.small { padding: 6px 12px; font-size: 13px; font-weight: 500; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.error { color: var(--danger); font-size: 14px; margin-top: 8px; min-height: 1.2em; }
.notice { background: var(--warn-bg); color: var(--warn-text); border-radius: 8px; padding: 12px 14px; font-size: 14px; margin: 14px 0; }
.ok { color: var(--ok); }
code, .key { font-family: var(--mono); font-size: 13px; background: var(--code-bg); padding: 3px 8px; border-radius: 6px; direction: ltr; unicode-bidi: embed; display: inline-block; }
pre { font-family: var(--mono); font-size: 12.5px; background: var(--code-bg); padding: 14px 16px; border-radius: 8px; direction: ltr; text-align: left; overflow-x: auto; line-height: 1.6; margin: 10px 0 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.stat { background: var(--bg); border: 1px solid var(--rule); border-radius: 8px; padding: 12px 14px; }
.stat b { display: block; font-size: 24px; font-variant-numeric: tabular-nums; }
.stat span { font-size: 13px; color: var(--lede); }
.bar { height: 6px; background: var(--rule); border-radius: 3px; overflow: hidden; margin-top: 8px; }
.bar i { display: block; height: 100%; background: var(--accent); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: start; color: var(--lede); font-weight: 500; font-size: 12px; padding: 8px 6px; border-bottom: 1px solid var(--rule); }
td { padding: 10px 6px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.pill { display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 999px; background: var(--code-bg); font-family: var(--mono); }
.pill.ready { background: var(--ok); color: var(--accent-text); } .pill.failed { background: var(--danger); color: #fff; }
.tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--rule); margin-bottom: 18px; overflow-x: auto; }
.tabs button { white-space: nowrap; background: none; border: 0; border-bottom: 2px solid transparent; padding: 10px 12px; font: inherit; color: var(--lede); cursor: pointer; }
.tabs button.on { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }
.section { display: none; } .section.on { display: block; }
.toast { position: fixed; bottom: 18px; inset-inline-start: 50%; transform: translateX(50%); background: var(--bg-2); border: 1px solid var(--rule); padding: 10px 16px; border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,.25); opacity: 0; transition: opacity .3s; pointer-events: none; }
.toast.on { opacity: 1; }
@media (max-width: 800px) { .grid2, .stats { grid-template-columns: 1fr; } }

/* ---- notebooks as cards: the output on one side, its links beside it ---- */
.nbs { display: grid; gap: 16px; }
.nb-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 10px; }
.out { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 12px 0; border-top: 1px solid var(--rule); flex-wrap: wrap; }
.out-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.out-side b { display: block; }
.out-links { display: grid; gap: 6px; }
.lnk { display: grid; grid-template-columns: 200px 1fr auto auto; gap: 8px; align-items: center; }
.share-links { display: grid; gap: 12px; }
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.55); display: none; place-items: center; z-index: 50; padding: 20px; }
.overlay.on { display: grid; }
.modal { background: var(--bg-2); border: 1px solid var(--rule); border-radius: 12px; padding: 20px; width: min(760px, 100%); max-height: 90vh; overflow: auto; }
.lnk-l { font-size: 13px; color: var(--lede); }
.lnk input { background: var(--bg); color: var(--text); border: 1px solid var(--rule); border-radius: 6px; padding: 6px 8px; font: 12.5px var(--mono); direction: ltr; min-width: 0; }
.add-out { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; padding-top: 12px; border-top: 1px solid var(--rule); margin-top: 4px; }
.add-out select { background: var(--bg); color: var(--text); border: 1px solid var(--rule); border-radius: 8px; padding: 6px 10px; font: inherit; }
@media (max-width: 800px) { .lnk { grid-template-columns: 1fr auto auto; } .lnk > div:first-child { grid-column: 1 / -1; } }

.orow { margin: 2px 0; white-space: nowrap; }
td.acts { white-space: nowrap; } td.acts .btn { margin-inline-start: 6px; }