/* ============================================================
   Khan SAT-1600 · Лаборатория программирования (v148)
   Author: Xudoyorxon Bunyodov / Худоёрхон Бунёдов
   ============================================================ */
.cl-page, .cl-studio, .cl-homecard, .cl-qcode {
  --cl-g: #1B5E20; --cl-gold: #C9A227; --cl-bg: #0F2417; --cl-ink: #e8f0e9;
  --cl-kw: #C792EA; --cl-str: #A5D6A7; --cl-num: #FFCC80; --cl-bi: #82B1FF; --cl-fn: #FFE082; --cl-com: #7c8f80; --cl-op: #9fb8a4;
  --cl-sans: "Segoe UI", Roboto, "Helvetica Neue", Arial, system-ui, sans-serif;
  --cl-mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, "DejaVu Sans Mono", monospace;
}
.cl-page { max-width: 1300px; margin: 0 auto; padding: 2px 0 40px; font-family: var(--cl-sans); }
.cl-page *, .cl-page *::before, .cl-page *::after { box-sizing: border-box; }
.cl-top { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 14px; }
.cl-top h1 { margin: 0; font-size: 23px; color: inherit; }
.cl-back { color: var(--cl-g); font-weight: 600; text-decoration: none; }
html[data-theme="dark"] .cl-back { color: #A5D6A7; }
.cl-count { font-size: 13px; color: #6c7a6e; }
.cl-badge { border-radius: 10px; padding: 2px 10px; font-size: 12px; font-weight: 700; }
.cl-badge.cl-E { background: #e7f5e8; color: #2E7D32; }
.cl-badge.cl-M { background: #fff5d9; color: #8a6d00; }
.cl-badge.cl-H { background: #fde8e8; color: #b3261e; }
.cl-top select { border: 1.5px solid #cfd8cf; border-radius: 10px; padding: 7px 10px; font: 13.5px var(--cl-sans); background: #fff; color: #1a1a1a; }

.cl-hero { display: grid; grid-template-columns: 1.15fr .85fr; gap: 26px; align-items: center; background: #fff; color: #1a1a1a; border: 1.5px solid #dfe6df; border-radius: 20px; padding: 26px 28px; margin-bottom: 18px; }
.cl-kicker { color: var(--cl-g); font-weight: 700; font-size: 13.5px; }
.cl-hero h1 { font-size: 28px; margin: 5px 0 10px; }
.cl-hero p { color: #3c463d; line-height: 1.6; margin: 0 0 14px; font-size: 15px; }
.cl-stats { display: flex; gap: 10px; flex-wrap: wrap; }
.cl-stats span { display: flex; flex-direction: column; background: #f2f7f2; border-radius: 12px; padding: 8px 14px; font-size: 12.5px; color: #4a574c; }
.cl-stats b { font-size: 19px; color: var(--cl-g); }
.cl-hero-code { margin: 0; background: var(--cl-bg) !important; color: var(--cl-ink) !important; border-radius: 14px; padding: 16px 18px; font: 13px/1.55 var(--cl-mono); overflow: auto; }
.cl-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.cl-card { display: flex; flex-direction: column; gap: 6px; text-decoration: none; background: #fff; color: #1a1a1a; border: 1.5px solid #dfe6df; border-radius: 16px; padding: 16px 18px; transition: transform .15s, border-color .15s; }
.cl-card:hover { transform: translateY(-2px); border-color: var(--cl-g); }
.cl-card i { font-style: normal; font-size: 26px; color: var(--cl-g); }
.cl-card b { font-size: 16px; }
.cl-card span { font-size: 13.5px; color: #4a574c; line-height: 1.5; }
.cl-note { margin-top: 16px; background: #f6f8f6; border: 1px solid #e2e8e2; border-radius: 12px; padding: 12px 16px; font-size: 13.5px; color: #4a574c; line-height: 1.6; }

/* рабочая область */
.cl-work { display: grid; grid-template-columns: minmax(340px, 1fr) minmax(320px, 1fr); gap: 16px; align-items: start; }
.cl-left, .cl-right { min-width: 0; }
.cl-prompt { background: #fff; border: 1.5px solid #dfe6df; border-left: 5px solid var(--cl-g); border-radius: 12px; padding: 13px 16px; font-size: 14.5px; line-height: 1.6; margin-bottom: 10px; white-space: pre-wrap; color: #26302a; }

/* редактор */
.cl-editor { display: flex; background: var(--cl-bg); border-radius: 12px; overflow: hidden; border: 1.5px solid #17351f; font: 13.5px/1.5 var(--cl-mono); }
.cl-gutter { flex: none; width: 46px; padding: 12px 0; background: #0b1c11; color: #5c7663; text-align: right; overflow: hidden; user-select: none; }
.cl-gutter i { display: block; font-style: normal; padding: 0 9px 0 0; font: inherit; }
.cl-gutter i.on { background: #24502f; color: #ffe082; font-weight: 700; }
.cl-codewrap { position: relative; flex: 1; min-width: 0; height: 330px; background: var(--cl-bg); }
/* !important: у платформы свои правила для pre и textarea, иначе поле
   станет белым и перекроет подсвеченный код под ним */
.cl-editor .cl-hl, .cl-editor .cl-ta {
  position: absolute !important; inset: 0; width: 100%; height: 100%; margin: 0;
  padding: 12px 14px !important; font: inherit !important; white-space: pre !important;
  overflow: auto; tab-size: 4; border: 0 !important; border-radius: 0 !important;
}
.cl-editor .cl-hl { color: var(--cl-ink) !important; background: transparent !important; pointer-events: none; }
.cl-editor .cl-ta {
  color: transparent !important; background: transparent !important; caret-color: #ffe082;
  resize: none !important; outline: none !important; box-shadow: none !important;
  -webkit-text-fill-color: transparent; z-index: 2;
}
.cl-ta::selection { background: rgba(130,177,255,.35); }
.cl-curline { display: inline-block; min-width: 100%; background: rgba(36,80,47,.55); }
.cm-kw { color: var(--cl-kw); } .cm-str { color: var(--cl-str); } .cm-num { color: var(--cl-num); }
.cm-bi { color: var(--cl-bi); } .cm-fn { color: var(--cl-fn); } .cm-def { color: #FFE082; font-weight: 600; }
.cm-com { color: var(--cl-com); font-style: italic; } .cm-op { color: var(--cl-op); }
.cl-qcode { background: var(--cl-bg) !important; color: var(--cl-ink) !important; border-radius: 12px; padding: 14px 16px; font: 13.5px/1.55 var(--cl-mono); overflow: auto; margin: 0 0 12px; }

.cl-runbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 10px 0; }
.cl-btn { border: 1.5px solid #cfd8cf; background: #fff; color: #1a1a1a !important; border-radius: 10px; padding: 8px 13px; font: 600 13.5px var(--cl-sans); cursor: pointer; text-decoration: none !important; }
.cl-btn:hover { border-color: var(--cl-g); background: #f2f7f2; }
.cl-btn-p { background: var(--cl-g); border-color: var(--cl-g); color: #fff !important; }
.cl-btn-p:hover { background: #164a1a; }
.cl-inp { display: flex; align-items: center; gap: 6px; font-size: 12.5px; color: #6c7a6e; }
.cl-inp input { border: 1.5px solid #cfd8cf; border-radius: 9px; padding: 6px 9px; font: 13px var(--cl-sans); width: 180px; }
.cl-hintline { font-size: 12.5px; color: #6c7a6e; }
.cl-msg { border-radius: 10px; padding: 9px 13px; font-size: 13.5px; line-height: 1.5; background: #f4f6f4; color: #3c463d; min-height: 18px; }
.cl-msg.ok { background: #f1f8f1; color: #1f5c22; }
.cl-msg.bad { background: #fdf3f2; color: #b3261e; }
.cl-msg.hint { background: #fff8e1; color: #7a5c00; }

/* тесты */
.cl-tests { margin-top: 10px; display: flex; flex-direction: column; gap: 6px; }
.cl-test { display: grid; grid-template-columns: 20px auto 1fr; gap: 9px; align-items: baseline; background: #fff; border: 1.5px solid #e4e9e4; border-radius: 10px; padding: 8px 11px; font-size: 13px; }
.cl-test i { font-style: normal; color: #9aa79c; }
.cl-test.ok { border-color: #a8d5aa; background: #f4faf4; } .cl-test.ok i { color: #2E7D32; }
.cl-test.bad { border-color: #e8b4b1; background: #fdf5f4; } .cl-test.bad i { color: #b3261e; }
.cl-test code { font: 12.5px var(--cl-mono); color: #1a1a1a; }
.cl-test span { color: #5b675c; }
.cl-test b { color: #1a1a1a; }

/* пошаговый разбор */
.cl-steps { background: #fff; border: 1.5px solid #dfe6df; border-radius: 14px; overflow: hidden; }
.cl-sbar { display: flex; align-items: center; gap: 7px; padding: 9px 11px; border-bottom: 1px solid #e7ece7; flex-wrap: wrap; }
.cl-sbar .cl-btn { padding: 6px 11px; font-size: 13px; }
.cl-scrub { flex: 1; min-width: 90px; accent-color: #1B5E20; }
.cl-stepn { font-size: 12.5px; color: #6c7a6e; min-width: 62px; text-align: right; font-variant-numeric: tabular-nums; }
.cl-speed { display: flex; align-items: center; gap: 5px; font-size: 12px; color: #6c7a6e; }
.cl-speed input { width: 70px; accent-color: #C9A227; }
.cl-panes { display: grid; grid-template-rows: auto auto; }
.cl-pane { padding: 10px 12px; }
.cl-pane + .cl-pane { border-top: 1px solid #e7ece7; }
.cl-pane h4 { margin: 0 0 8px; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; color: #7b877c; }
.cl-frames { display: flex; flex-direction: column-reverse; gap: 8px; max-height: 300px; overflow: auto; }
.cl-frame { border: 1.5px solid #e4e9e4; border-radius: 10px; padding: 8px 10px; background: #fbfcfb; }
.cl-frame.top { border-color: var(--cl-g); background: #f3f8f3; }
.cl-frame b { display: block; font-size: 12.5px; color: var(--cl-g); margin-bottom: 5px; }
.cl-frame table { width: 100%; border-collapse: collapse; font-size: 13px; }
.cl-frame td { padding: 3px 4px; vertical-align: middle; }
.cl-frame td:first-child { width: 34%; color: #45514a; font: 12.5px var(--cl-mono); }
.cl-none { color: #9aa79c; font-size: 12.5px; }
.cl-ret { margin-top: 6px; font-size: 12.5px; color: #1f5c22; background: #f1f8f1; border-radius: 8px; padding: 5px 9px; }
.cl-out { margin: 0; background: #0F2417 !important; color: #e8f0e9 !important; border-radius: 10px; padding: 10px 12px; font: 13px/1.5 var(--cl-mono); min-height: 76px; max-height: 220px; overflow: auto; white-space: pre-wrap; }
.cl-err { display: block; margin-top: 6px; color: #ff8a80; }

/* значения */
.cl-v { font: 12.5px var(--cl-mono); padding: 1px 5px; border-radius: 6px; background: #eef2ee; }
.cl-v.cl-int, .cl-v.cl-float { color: #1565C0; background: #e8f1fb; }
.cl-v.cl-str { color: #2E7D32; background: #edf7ed; }
.cl-v.cl-bool { color: #C62828; background: #fdecea; }
.cl-v.cl-none { color: #78909C; }
.cl-v.cl-func { color: #6A1B9A; background: #f4ecf8; }
.cl-seq { display: inline-flex; gap: 2px; flex-wrap: wrap; }
.cl-cell { display: inline-flex; flex-direction: column; align-items: center; border: 1.5px solid #cfd8cf; border-radius: 7px; padding: 1px 4px 2px; background: #fff; min-width: 26px; }
.cl-cell i { font-style: normal; font-size: 9px; color: #9aa79c; }
.cl-tuple .cl-cell { border-radius: 12px; }
.cl-map { display: inline-flex; flex-direction: column; gap: 2px; border: 1.5px solid #cfd8cf; border-radius: 8px; padding: 3px 6px; background: #fff; }
.cl-pair { display: flex; align-items: center; gap: 5px; font-size: 12px; }
.cl-pair b { color: #9aa79c; font-weight: 400; }
.cl-more { color: #9aa79c; font-size: 11px; }

/* список задач и уроки */
.cl-filters { display: flex; gap: 9px; flex-wrap: wrap; margin-bottom: 14px; }
.cl-filters select { border: 1.5px solid #cfd8cf; border-radius: 10px; padding: 8px 11px; font: 13.5px var(--cl-sans); background: #fff; color: #1a1a1a; }
.cl-tasks { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 12px; }
.cl-task { display: flex; flex-direction: column; gap: 5px; background: #fff; border: 1.5px solid #dfe6df; border-radius: 14px; padding: 14px 16px; text-decoration: none; color: #1a1a1a; }
.cl-task:hover { border-color: var(--cl-g); }
.cl-task.done { border-left: 5px solid var(--cl-g); }
.cl-task b { font-size: 15.5px; }
.cl-task span { font-size: 13px; color: #55605a; line-height: 1.45; }
.cl-task small { font-size: 12px; color: #7b877c; }
.cl-lessons { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.cl-lesson { display: flex; align-items: center; gap: 12px; background: #fff; border: 1.5px solid #dfe6df; border-radius: 14px; padding: 14px 16px; text-decoration: none; color: #1a1a1a; }
.cl-lesson:hover { border-color: var(--cl-g); }
.cl-lesson b { width: 30px; height: 30px; flex: none; border-radius: 50%; background: #f2f7f2; color: var(--cl-g); display: grid; place-items: center; font-size: 14px; }
.cl-theory { background: #fff; border: 1.5px solid #dfe6df; border-radius: 16px; padding: 16px 20px; margin-bottom: 14px; }
.cl-theory p { margin: 0 0 10px; line-height: 1.65; font-size: 15px; color: #26302a; }
.cl-theory p:last-child { margin-bottom: 0; }
.cl-nav { display: flex; justify-content: space-between; gap: 10px; margin-top: 16px; }
.cl-homecard { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin: 0 0 18px; background: #fff; color: #1a1a1a; border: 1.5px solid #dfe6df; border-left: 6px solid #212F3C; border-radius: 18px; padding: 18px 22px; font-family: var(--cl-sans); }
.cl-homecard span { color: #212F3C; font-weight: 700; font-size: 13.5px; }
.cl-homecard b { display: block; font-size: 19px; margin: 3px 0 4px; }
.cl-homecard p { margin: 0; color: #45514a; font-size: 14px; }
.cl-homeact { display: flex; gap: 9px; flex-wrap: wrap; }
.cl-open { margin-left: auto; border: 1.5px solid #212F3C; background: #fff; color: #212F3C; border-radius: 10px; padding: 3px 10px; font: 700 12.5px var(--cl-sans); cursor: pointer; }
.topnav a.cl-navlink { font-weight: 700; }
.cl-studio { display: grid; grid-template-columns: minmax(320px, 1fr) minmax(300px, 1fr); gap: 14px; align-items: start; }
.cl-studio .cl-codewrap { height: 260px; }

@media (max-width: 1000px) {
  .cl-work, .cl-studio { grid-template-columns: 1fr; }
  .cl-cards { grid-template-columns: 1fr 1fr; }
  .cl-hero { grid-template-columns: 1fr; }
}
@media (max-width: 600px) { .cl-cards { grid-template-columns: 1fr; } .cl-codewrap { height: 260px; } }

/* тёмная тема платформы не должна перекрашивать панели лаборатории */
html[data-theme="dark"] .cl-page .cl-steps, html[data-theme="dark"] .cl-page .cl-frame,
html[data-theme="dark"] .cl-page .cl-task, html[data-theme="dark"] .cl-page .cl-card,
html[data-theme="dark"] .cl-page .cl-prompt, html[data-theme="dark"] .cl-page .cl-theory,
html[data-theme="dark"] .cl-page .cl-hero, html[data-theme="dark"] .cl-page .cl-lesson { background: #fff; color: #1a1a1a; }
/* код внутри режима «Тренировка» */
.mr-body .cl-qcode.cl-inrun { max-width: 640px; margin: 10px auto 0; text-align: left; }