/* COMPASS Workbench — style sheet of the CDC 6600 IDE.
   Light and dark themes through CSS variables (system preference + manual choice). */

:root {
  --font-ui: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "Cascadia Mono", "Cascadia Code", "SF Mono", Menlo, Consolas, "DejaVu Sans Mono", "Liberation Mono", monospace;

  --bg: #eef0f4;
  --bg-2: #e6e9ef;
  --panel: #ffffff;
  --panel-2: #f7f8fa;
  --panel-3: #f0f2f5;
  --border: #dde1e7;
  --border-2: #c9ced7;
  --text: #1b2230;
  --text-2: #4f5968;
  --text-3: #858e9c;
  --accent: #2563eb;
  --accent-2: #1d4ed8;
  --accent-weak: rgba(37, 99, 235, 0.11);
  --accent-text: #ffffff;
  --ok: #15803d;
  --ok-weak: rgba(21, 128, 61, 0.12);
  --warn: #b45309;
  --warn-weak: rgba(217, 119, 6, 0.14);
  --err: #c62828;
  --err-weak: rgba(198, 40, 40, 0.11);
  --shadow-1: 0 1px 2px rgba(16, 24, 40, 0.06);
  --shadow-2: 0 8px 28px rgba(16, 24, 40, 0.16), 0 2px 6px rgba(16, 24, 40, 0.08);
  --hover: rgba(15, 23, 42, 0.05);
  --active: rgba(15, 23, 42, 0.09);
  --focus: 0 0 0 2px rgba(37, 99, 235, 0.35);
  --logo-bg: #1f3b63;
  --logo-fg: #e8eef8;
  --logo-accent: #48d17c;

  --ed-bg: #ffffff;
  --ed-gutter: #f7f8fa;
  --ed-gutter-text: #a1a8b4;
  --ed-curline: rgba(37, 99, 235, 0.055);
  --ed-sel: rgba(37, 99, 235, 0.22);
  --ed-caret: #1d4ed8;
  --ed-guide: rgba(37, 99, 235, 0.13);
  --ed-limit: rgba(198, 40, 40, 0.35);
  --ed-seq: rgba(15, 23, 42, 0.035);
  --ed-match: rgba(234, 179, 8, 0.35);
  --ed-match-cur: rgba(234, 120, 8, 0.55);
  --ed-exec: rgba(250, 204, 21, 0.28);
  --ed-exec-bar: #d4a106;
  --ed-errline: rgba(198, 40, 40, 0.06);
  --ed-warnline: rgba(217, 119, 6, 0.06);
  --bp: #d63a3a;

  --t-label: #7c3aed;
  --t-mn: #0b57b8;
  --t-pseudo: #b4235a;
  --t-macro: #a35c00;
  --t-opx: #475569;
  --t-reg: #0e7c72;
  --t-num: #b45309;
  --t-str: #2f7d16;
  --t-micro: #a8168f;
  --t-com: #7d8796;
  --t-seq: #b5bcc7;
  --t-punct: #5b6472;
  --t-sym: #1b2230;
  --t-force: #c2410c;
  --t-cont: #c2410c;

  --paper: #fbfdf9;
  --paper-bar: #dff0dc;
  --paper-text: #2b3a2e;
  --paper-edge: #e7ebe4;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111318;
    --bg-2: #0d0f13;
    --panel: #181b21;
    --panel-2: #1d2027;
    --panel-3: #22262e;
    --border: #2a2f38;
    --border-2: #383e49;
    --text: #dfe3ea;
    --text-2: #a3acba;
    --text-3: #6f7887;
    --accent: #5b9bff;
    --accent-2: #7cafff;
    --accent-weak: rgba(91, 155, 255, 0.15);
    --accent-text: #0b1220;
    --ok: #4ade80;
    --ok-weak: rgba(74, 222, 128, 0.13);
    --warn: #f5b041;
    --warn-weak: rgba(245, 176, 65, 0.15);
    --err: #ff6b6b;
    --err-weak: rgba(255, 107, 107, 0.14);
    --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-2: 0 10px 34px rgba(0, 0, 0, 0.55), 0 2px 8px rgba(0, 0, 0, 0.4);
    --hover: rgba(255, 255, 255, 0.05);
    --active: rgba(255, 255, 255, 0.09);
    --focus: 0 0 0 2px rgba(91, 155, 255, 0.45);
    --logo-bg: #2b4f86;
    --ed-bg: #15171c;
    --ed-gutter: #17191f;
    --ed-gutter-text: #555e6c;
    --ed-curline: rgba(255, 255, 255, 0.035);
    --ed-sel: rgba(91, 155, 255, 0.3);
    --ed-caret: #8cb8ff;
    --ed-guide: rgba(91, 155, 255, 0.12);
    --ed-limit: rgba(255, 107, 107, 0.4);
    --ed-seq: rgba(255, 255, 255, 0.025);
    --ed-match: rgba(234, 179, 8, 0.28);
    --ed-match-cur: rgba(245, 140, 30, 0.5);
    --ed-exec: rgba(250, 204, 21, 0.16);
    --ed-exec-bar: #e5b417;
    --ed-errline: rgba(255, 107, 107, 0.07);
    --ed-warnline: rgba(245, 176, 65, 0.06);
    --bp: #ff5a5a;
    --t-label: #c4a1ff;
    --t-mn: #7fb2ff;
    --t-pseudo: #ff7aa2;
    --t-macro: #ffc46b;
    --t-opx: #aab4c3;
    --t-reg: #5fd3c5;
    --t-num: #f7a55f;
    --t-str: #9bd67a;
    --t-micro: #f08ee0;
    --t-com: #6c7685;
    --t-seq: #444b57;
    --t-punct: #8f99a8;
    --t-sym: #dfe3ea;
    --t-force: #ff9c5b;
    --t-cont: #ff9c5b;
    --paper: #e9ede6;
    --paper-bar: #cfe3cb;
    --paper-text: #26322a;
    --paper-edge: #c9cfc5;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #111318;
  --bg-2: #0d0f13;
  --panel: #181b21;
  --panel-2: #1d2027;
  --panel-3: #22262e;
  --border: #2a2f38;
  --border-2: #383e49;
  --text: #dfe3ea;
  --text-2: #a3acba;
  --text-3: #6f7887;
  --accent: #5b9bff;
  --accent-2: #7cafff;
  --accent-weak: rgba(91, 155, 255, 0.15);
  --accent-text: #0b1220;
  --ok: #4ade80;
  --ok-weak: rgba(74, 222, 128, 0.13);
  --warn: #f5b041;
  --warn-weak: rgba(245, 176, 65, 0.15);
  --err: #ff6b6b;
  --err-weak: rgba(255, 107, 107, 0.14);
  --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-2: 0 10px 34px rgba(0, 0, 0, 0.55), 0 2px 8px rgba(0, 0, 0, 0.4);
  --hover: rgba(255, 255, 255, 0.05);
  --active: rgba(255, 255, 255, 0.09);
  --focus: 0 0 0 2px rgba(91, 155, 255, 0.45);
  --logo-bg: #2b4f86;
  --ed-bg: #15171c;
  --ed-gutter: #17191f;
  --ed-gutter-text: #555e6c;
  --ed-curline: rgba(255, 255, 255, 0.035);
  --ed-sel: rgba(91, 155, 255, 0.3);
  --ed-caret: #8cb8ff;
  --ed-guide: rgba(91, 155, 255, 0.12);
  --ed-limit: rgba(255, 107, 107, 0.4);
  --ed-seq: rgba(255, 255, 255, 0.025);
  --ed-match: rgba(234, 179, 8, 0.28);
  --ed-match-cur: rgba(245, 140, 30, 0.5);
  --ed-exec: rgba(250, 204, 21, 0.16);
  --ed-exec-bar: #e5b417;
  --ed-errline: rgba(255, 107, 107, 0.07);
  --ed-warnline: rgba(245, 176, 65, 0.06);
  --bp: #ff5a5a;
  --t-label: #c4a1ff;
  --t-mn: #7fb2ff;
  --t-pseudo: #ff7aa2;
  --t-macro: #ffc46b;
  --t-opx: #aab4c3;
  --t-reg: #5fd3c5;
  --t-num: #f7a55f;
  --t-str: #9bd67a;
  --t-micro: #f08ee0;
  --t-com: #6c7685;
  --t-seq: #444b57;
  --t-punct: #8f99a8;
  --t-sym: #dfe3ea;
  --t-force: #ff9c5b;
  --t-cont: #ff9c5b;
  --paper: #e9ede6;
  --paper-bar: #cfe3cb;
  --paper-text: #26322a;
  --paper-edge: #c9cfc5;
  color-scheme: dark;
}

/* ------------------------------------------------------------- base */

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 13px/1.45 var(--font-ui);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { cursor: default; opacity: 0.45; }
:focus-visible { outline: none; box-shadow: var(--focus); }
.mono { font-family: var(--font-mono); font-variant-ligatures: none; }
.hidden { display: none !important; }
.grow { flex: 1 1 auto; }
.dim { color: var(--text-3); }
.small { font-size: 12px; }
.strong { font-weight: 600; }
.pad { padding: 12px; }
.ico { flex: none; display: block; }
kbd {
  display: inline-block; min-width: 18px; padding: 0 5px; border: 1px solid var(--border-2);
  border-bottom-width: 2px; border-radius: 4px; background: var(--panel-2); font: 11px/17px var(--font-mono);
  text-align: center; color: var(--text-2);
}
code { font-family: var(--font-mono); font-size: 0.93em; background: var(--panel-3); border: 1px solid var(--border); border-radius: 4px; padding: 0 4px; }
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 8px; border: 3px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background-color: var(--text-3); }
::-webkit-scrollbar-track, ::-webkit-scrollbar-corner { background: transparent; }

/* ------------------------------------------------------------- layout */

.app { display: grid; grid-template-rows: 46px 1fr 24px; height: 100vh; min-width: 960px; }
.titlebar {
  display: flex; align-items: center; gap: 14px; padding: 0 10px 0 12px;
  background: var(--panel); border-bottom: 1px solid var(--border); box-shadow: var(--shadow-1); z-index: 3;
}
.brand { display: flex; align-items: center; gap: 9px; flex: none; padding-right: 6px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-main { font-weight: 700; font-size: 13.5px; letter-spacing: 0.02em; }
.brand-sub { font-size: 11px; color: var(--text-3); }
.toolbar { display: flex; align-items: center; gap: 6px; flex: 1; min-width: 0; }
.tb-group { display: flex; align-items: center; gap: 2px; }
.tb-sep { width: 1px; height: 22px; background: var(--border); margin: 0 4px; }
.tb-select { height: 30px; min-width: 128px; }
.tb-speed { display: flex; align-items: center; gap: 7px; margin-left: 8px; color: var(--text-2); }
.tb-speed-label { min-width: 74px; font-size: 12px; color: var(--text-2); }

.workspace { display: flex; min-height: 0; overflow: hidden; }
.sidebar { width: 212px; flex: none; display: flex; flex-direction: column; background: var(--panel-2); border-right: 1px solid var(--border); overflow: auto; }
.sidebar.collapsed, .right-panel.collapsed, .bottom-panel.collapsed { display: none; }
.center { flex: 1 1 auto; display: flex; flex-direction: column; min-width: 320px; min-height: 0; }
.right-panel { width: 520px; flex: none; display: flex; flex-direction: column; min-height: 0; background: var(--panel); border-left: 1px solid var(--border); }
.bottom-panel { height: 210px; flex: none; display: flex; flex-direction: column; min-height: 0; background: var(--panel); border-top: 1px solid var(--border); }
.splitter { flex: none; position: relative; z-index: 2; background: transparent; }
.splitter.v { width: 5px; margin: 0 -2px; cursor: col-resize; }
.splitter.h { height: 5px; margin: -2px 0; cursor: row-resize; }
.splitter:hover, .splitter.dragging { background: var(--accent); opacity: 0.55; }
body.resizing-x { cursor: col-resize; user-select: none; }
body.resizing-y { cursor: row-resize; user-select: none; }
body.resizing-x iframe, body.resizing-y iframe { pointer-events: none; }

/* ------------------------------------------------------------- buttons */

.btn-icon {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 30px; min-width: 30px; padding: 0 7px;
  border: 1px solid transparent; border-radius: 7px; background: transparent; color: var(--text-2);
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.btn-icon:hover:not(:disabled) { background: var(--hover); color: var(--text); }
.btn-icon:active:not(:disabled) { background: var(--active); }
.btn-icon.with-label { padding: 0 11px 0 9px; border-color: var(--border); background: var(--panel); font-weight: 500; color: var(--text); }
.btn-icon.with-label:hover:not(:disabled) { border-color: var(--border-2); background: var(--panel-2); }
.btn-icon.run { background: var(--ok); border-color: var(--ok); color: #fff; }
:root[data-theme="dark"] .btn-icon.run { color: #062012; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn-icon.run { color: #062012; } }
.btn-icon.run:hover:not(:disabled) { background: var(--ok); filter: brightness(1.08); border-color: var(--ok); color: inherit; }
.btn-icon.run:disabled { opacity: 0.55; }
.btn-label { font-size: 12.5px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 32px; padding: 0 14px;
  border: 1px solid var(--border-2); border-radius: 7px; background: var(--panel); color: var(--text); font-weight: 500;
  transition: background 0.12s, border-color 0.12s;
}
.btn:hover { background: var(--panel-2); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn-primary:hover { background: var(--accent-2); border-color: var(--accent-2); }
.btn-danger { background: var(--err); border-color: var(--err); color: #fff; }
.btn-danger:hover { filter: brightness(1.07); background: var(--err); }

.tbtn {
  display: inline-flex; align-items: center; gap: 5px; height: 26px; padding: 0 9px; border: 1px solid var(--border);
  border-radius: 6px; background: var(--panel); color: var(--text-2); font-size: 12px; white-space: nowrap;
}
.tbtn:hover { background: var(--panel-2); color: var(--text); border-color: var(--border-2); }
.tbtn.on { background: var(--accent-weak); border-color: transparent; color: var(--accent); }
.tbtn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.tbtn.primary:hover { background: var(--accent-2); }

/* ------------------------------------------------------------- fields */

.input, .tinput, .select {
  height: 30px; padding: 0 9px; border: 1px solid var(--border-2); border-radius: 7px; background: var(--panel);
  color: var(--text); outline: none; transition: border-color 0.12s, box-shadow 0.12s;
}
.tinput { height: 26px; font-size: 12px; border-radius: 6px; }
textarea.input { height: auto; padding: 7px 9px; resize: vertical; }
.input:focus, .tinput:focus, .select:focus { border-color: var(--accent); box-shadow: var(--focus); }
.select {
  appearance: none; -webkit-appearance: none; padding-right: 28px; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 16 16' fill='none' stroke='%23858e9c' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 9px center;
}
.ptool .select { height: 26px; font-size: 12px; border-radius: 6px; }
.range { -webkit-appearance: none; appearance: none; width: 96px; height: 4px; border-radius: 4px; background: var(--border-2); outline: none; }
.range::-webkit-slider-thumb { -webkit-appearance: none; width: 14px; height: 14px; border-radius: 50%; background: var(--accent); border: 2px solid var(--panel); box-shadow: 0 0 0 1px var(--accent); cursor: pointer; }
.range::-moz-range-thumb { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); border: 2px solid var(--panel); cursor: pointer; }

.switch { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; }
.switch-input { position: absolute; opacity: 0; pointer-events: none; }
.switch-track { position: relative; width: 30px; height: 17px; border-radius: 10px; background: var(--border-2); transition: background 0.15s; flex: none; }
.switch-thumb { position: absolute; top: 2px; left: 2px; width: 13px; height: 13px; border-radius: 50%; background: #fff; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25); transition: transform 0.15s; }
.switch-input:checked + .switch-track { background: var(--accent); }
.switch-input:checked + .switch-track .switch-thumb { transform: translateX(13px); }
.switch-input:focus-visible + .switch-track { box-shadow: var(--focus); }
.switch-label { font-size: 12.5px; color: var(--text-2); }

.segmented { display: inline-flex; padding: 2px; gap: 2px; border-radius: 7px; background: var(--panel-3); border: 1px solid var(--border); }
.seg { height: 22px; padding: 0 9px; border: 0; border-radius: 5px; background: transparent; color: var(--text-2); font-size: 12px; white-space: nowrap; }
.seg:hover { color: var(--text); }
.seg.active { background: var(--panel); color: var(--text); box-shadow: var(--shadow-1); font-weight: 500; }
.form .segmented .seg { height: 26px; padding: 0 12px; font-size: 12.5px; }

/* ------------------------------------------------------------- sidebar */

.side-head { display: flex; align-items: center; justify-content: space-between; padding: 10px 8px 4px 12px; }
.side-title { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-3); }
.side-actions { display: flex; gap: 0; }
.side-actions .btn-icon { height: 24px; min-width: 24px; padding: 0 4px; }
.file-list { display: flex; flex-direction: column; padding: 2px 6px 8px; gap: 1px; }
.file {
  position: relative; display: flex; align-items: center; gap: 7px; height: 27px; padding: 0 6px 0 8px; border-radius: 6px;
  color: var(--text-2); cursor: pointer; user-select: none; outline: none;
}
.file:hover { background: var(--hover); color: var(--text); }
.file.active { background: var(--accent-weak); color: var(--text); }
.file.active .ico { color: var(--accent); }
.file:focus-visible { box-shadow: var(--focus); }
.file-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-badge { color: var(--ok); display: flex; }
.file-mod { width: 7px; height: 7px; border-radius: 50%; background: var(--warn); flex: none; }
.file-more { display: none; align-items: center; justify-content: center; width: 20px; height: 20px; padding: 0; border: 0; border-radius: 4px; background: transparent; color: var(--text-3); }
.file:hover .file-more { display: flex; }
.file-more:hover { background: var(--active); color: var(--text); }
.file-tag { font-size: 9.5px; font-weight: 600; letter-spacing: 0.04em; padding: 0 5px; border-radius: 4px; line-height: 16px; background: var(--panel-3); color: var(--text-3); border: 1px solid var(--border); }
.file-tag.tag-pp { color: var(--t-reg); }
.file-tag.tag-cpu { color: var(--t-mn); }
.file-tag.tag-xtext { color: var(--t-macro); }
.side-empty { padding: 6px 10px; color: var(--text-3); font-size: 12px; }
.side-warn { display: flex; gap: 6px; margin: 6px; padding: 7px 8px; border-radius: 6px; background: var(--warn-weak); color: var(--warn); font-size: 11.5px; }

/* ------------------------------------------------------------- editor tabs */

.editor-tabs { display: flex; align-items: stretch; height: 34px; flex: none; background: var(--panel-2); border-bottom: 1px solid var(--border); overflow-x: auto; overflow-y: hidden; scrollbar-width: none; }
.editor-tabs::-webkit-scrollbar { display: none; }
.etab {
  display: flex; align-items: center; gap: 7px; padding: 0 6px 0 12px; max-width: 220px; border-right: 1px solid var(--border);
  color: var(--text-2); cursor: pointer; position: relative; user-select: none; white-space: nowrap; flex: none;
}
.etab:hover { background: var(--hover); }
.etab.active { background: var(--ed-bg); color: var(--text); }
.etab.active::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; background: var(--accent); }
.etab.active::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; background: var(--ed-bg); }
.etab-name { overflow: hidden; text-overflow: ellipsis; }
.etab-close { position: relative; display: flex; align-items: center; justify-content: center; width: 20px; height: 20px; border: 0; border-radius: 4px; background: transparent; color: var(--text-3); padding: 0; }
.etab-close .ico { opacity: 0; }
.etab:hover .etab-close .ico, .etab.active .etab-close .ico { opacity: 1; }
.etab-dot { position: absolute; width: 8px; height: 8px; border-radius: 50%; background: var(--text-2); display: none; }
.etab.modified .etab-dot { display: block; }
.etab.modified .etab-close .ico { opacity: 0; }
.etab.modified .etab-close:hover .ico { opacity: 1; }
.etab.modified .etab-close:hover .etab-dot { display: none; }
.etab-close:hover { background: var(--active); color: var(--text); }

.editor-host { flex: 1 1 auto; position: relative; min-height: 0; display: flex; background: var(--ed-bg); }
.editor-empty { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; color: var(--text-2); text-align: center; padding: 20px; }
.ee-logo svg { width: 56px; height: 56px; }
.ee-title { font-size: 20px; font-weight: 650; color: var(--text); }
.ee-text { max-width: 380px; }
.ee-actions { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; justify-content: center; }

/* ------------------------------------------------------------- editor */

.editor {
  --ed-font-size: 13px; --ed-line: 20px; --ed-gutter-w: 60px;
  position: relative; flex: 1 1 auto; display: flex; flex-direction: column; min-width: 0; min-height: 0; background: var(--ed-bg);
  font-family: var(--font-mono); font-size: var(--ed-font-size); font-variant-ligatures: none;
}
.ed-main { flex: 1 1 auto; display: flex; min-height: 0; position: relative; }
.ed-gutter { flex: none; position: relative; overflow: hidden; background: var(--ed-gutter); border-right: 1px solid var(--border); user-select: none; cursor: pointer; }
.ed-gutter-rows { position: absolute; left: 0; right: 0; top: 0; will-change: transform; }
.g-row { position: relative; display: flex; align-items: center; height: var(--ed-line); color: var(--ed-gutter-text); font-size: calc(var(--ed-font-size) - 1px); }
.g-row.current { color: var(--text-2); }
.g-bp { width: 18px; flex: none; display: flex; align-items: center; justify-content: center; height: 100%; }
.g-bp::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: transparent; transition: background 0.1s; }
.g-row:hover .g-bp::before { background: color-mix(in srgb, var(--bp) 35%, transparent); }
.g-row.bp .g-bp::before { background: var(--bp); box-shadow: 0 0 0 2px color-mix(in srgb, var(--bp) 22%, transparent); }
.g-num { flex: 1; text-align: right; padding-right: 2px; }
.g-mark { width: 20px; flex: none; text-align: center; font-weight: 700; font-family: var(--font-ui); font-size: 11px; line-height: 15px; }
.g-mark.fatal { color: var(--err); }
.g-mark.warn { color: var(--warn); }
.g-row.exec .g-num { color: var(--ed-exec-bar); font-weight: 700; }
.g-row.exec::after { content: ""; position: absolute; right: 0; top: 2px; bottom: 2px; width: 3px; border-radius: 2px; background: var(--ed-exec-bar); }
.g-row.exec.error::after { background: var(--err); }
.ed-scroller { flex: 1 1 auto; position: relative; overflow: auto; min-width: 0; }
.ed-content { position: relative; min-height: 100%; }
.ed-guides, .ed-hl { position: absolute; inset: 0; pointer-events: none; }
.ed-guide { position: absolute; top: 0; bottom: 0; width: 1px; background: var(--ed-guide); }
.ed-guide.limit { background: var(--ed-limit); }
.ed-seqzone { position: absolute; top: 0; bottom: 0; right: 0; background: var(--ed-seq); }
.ed-curline { position: absolute; left: 0; background: var(--ed-curline); }
.editor:not(.focused) .ed-curline { background: transparent; }
.ed-errline { position: absolute; left: 0; right: 0; }
.ed-errline.fatal { background: var(--ed-errline); border-bottom: 1px dashed color-mix(in srgb, var(--err) 55%, transparent); }
.ed-errline.warn { background: var(--ed-warnline); }
.ed-execline { position: absolute; left: 0; right: 0; background: var(--ed-exec); box-shadow: inset 3px 0 0 var(--ed-exec-bar); }
.ed-execline.error { background: var(--err-weak); box-shadow: inset 3px 0 0 var(--err); }
.ed-match { position: absolute; background: var(--ed-match); border-radius: 2px; }
.ed-match.current { background: var(--ed-match-cur); box-shadow: 0 0 0 1px var(--ed-match-cur); }
.ed-code { position: absolute; left: 0; top: 0; padding-left: 10px; white-space: pre; color: var(--t-sym); line-height: var(--ed-line); pointer-events: none; will-change: transform; }
.ed-row { height: var(--ed-line); }
.ed-input {
  position: absolute; left: 0; top: 0; margin: 0; padding: 6px 10px; border: 0; outline: none; resize: none; overflow: hidden;
  background: transparent; color: transparent; caret-color: var(--ed-caret); white-space: pre; overflow-wrap: normal; word-wrap: normal;
  font: inherit; font-size: var(--ed-font-size); line-height: var(--ed-line); tab-size: 8; letter-spacing: 0; font-variant-ligatures: none;
  -webkit-text-fill-color: transparent;
}
.ed-input::selection { background: var(--ed-sel); -webkit-text-fill-color: transparent; }
.ed-measure { position: absolute; visibility: hidden; white-space: pre; font: inherit; font-size: var(--ed-font-size); left: -9999px; top: 0; }

.ed-ruler { flex: none; height: 20px; display: flex; background: var(--ed-gutter); border-bottom: 1px solid var(--border); overflow: hidden; user-select: none; }
.ed-ruler-corner { flex: none; width: var(--ed-gutter-w); border-right: 1px solid var(--border); }
.ed-ruler-track { position: relative; flex: 1; overflow: hidden; }
.ed-ruler-inner { position: absolute; left: 0; top: 0; bottom: 0; will-change: transform; }
.tick { position: absolute; bottom: 0; height: 3px; border-left: 1px solid var(--border-2); }
.tick.five { height: 5px; }
.tick.ten { height: 7px; border-left-color: var(--text-3); }
.tick.major { height: 20px; border-left: 1px solid var(--accent); opacity: 0.8; }
.tick.seq { border-left-color: var(--t-seq); }
.tick-label { position: absolute; top: 1px; padding-left: 3px; font-size: 9.5px; color: var(--text-3); font-family: var(--font-ui); }
.tick-label.major { color: var(--accent); font-weight: 600; }
.tick-label.seq { color: var(--t-seq); }
.ed-ruler-caret { position: absolute; bottom: 0; height: 100%; background: var(--accent-weak); border-bottom: 2px solid var(--accent); pointer-events: none; }
.ed-ruler-caret.beyond { background: var(--err-weak); border-bottom-color: var(--err); }

/* COMPASS tokens */
.t-label { color: var(--t-label); font-weight: 600; }
.t-mn { color: var(--t-mn); font-weight: 600; }
.t-pseudo { color: var(--t-pseudo); font-weight: 600; }
.t-macro { color: var(--t-macro); font-weight: 600; font-style: italic; }
.t-opx { color: var(--t-opx); }
.t-reg { color: var(--t-reg); }
.t-num { color: var(--t-num); }
.t-str { color: var(--t-str); }
.t-micro { color: var(--t-micro); }
.t-com { color: var(--t-com); font-style: italic; }
.t-seq { color: var(--t-seq); }
.t-punct, .t-concat { color: var(--t-punct); }
.t-lit { color: var(--t-num); font-weight: 600; }
.t-sym { color: var(--t-sym); }
.t-force, .t-cont { color: var(--t-force); font-weight: 700; }

/* search */
.ed-find {
  position: absolute; top: 26px; right: 18px; z-index: 5; display: none; align-items: flex-start; gap: 4px; padding: 5px;
  background: var(--panel); border: 1px solid var(--border-2); border-radius: 9px; box-shadow: var(--shadow-2); font-family: var(--font-ui); font-size: 12px;
}
.ed-find.open { display: flex; }
.fb-rows { display: flex; flex-direction: column; gap: 4px; }
.fb-row { display: flex; align-items: center; gap: 3px; }
.fb-replace { display: none; }
.ed-find.with-replace .fb-replace { display: flex; }
.fb-input { width: 210px; height: 26px; padding: 0 8px; border: 1px solid var(--border-2); border-radius: 6px; background: var(--panel-2); outline: none; font-family: var(--font-mono); font-size: 12px; }
.fb-input:focus { border-color: var(--accent); box-shadow: var(--focus); }
.fb-btn { display: flex; align-items: center; justify-content: center; min-width: 24px; height: 24px; padding: 0 4px; border: 0; border-radius: 5px; background: transparent; color: var(--text-2); font: 600 11px var(--font-mono); }
.fb-btn:hover { background: var(--hover); color: var(--text); }
.fb-toggle.on { background: var(--accent-weak); color: var(--accent); }
.fb-expand { height: 26px; }
.fb-count { min-width: 58px; padding: 0 4px; color: var(--text-3); text-align: center; white-space: nowrap; }
.fb-count.none { color: var(--err); }
.fb-text { height: 24px; padding: 0 9px; border: 1px solid var(--border); border-radius: 5px; background: var(--panel); color: var(--text-2); font-size: 12px; }
.fb-text:hover { background: var(--panel-2); color: var(--text); }

/* ------------------------------------------------------------- panel tabs */

.tabs { display: flex; flex-direction: column; flex: 1 1 auto; min-height: 0; }
.tab-bar { display: flex; align-items: stretch; flex: none; height: 34px; background: var(--panel-2); border-bottom: 1px solid var(--border); }
.tab-strip { display: flex; flex: 1; min-width: 0; overflow-x: auto; overflow-y: hidden; scrollbar-width: none; }
.tab-strip::-webkit-scrollbar { display: none; }
.tab-actions { display: flex; align-items: center; padding: 0 4px; }
.tab {
  position: relative; display: flex; align-items: center; gap: 6px; padding: 0 11px; border: 0; background: transparent;
  color: var(--text-2); white-space: nowrap; font-size: 12.5px; flex: none;
}
.tab:hover { color: var(--text); background: var(--hover); }
.tab.active { color: var(--text); background: var(--panel); font-weight: 500; }
.tab.active::after { content: ""; position: absolute; left: 8px; right: 8px; bottom: 0; height: 2px; border-radius: 2px 2px 0 0; background: var(--accent); }
.tab.active .ico { color: var(--accent); }
.tab-badge { display: none; min-width: 17px; height: 17px; padding: 0 5px; border-radius: 9px; font-size: 10.5px; font-weight: 700; line-height: 17px; text-align: center; }
.tab-badge.show { display: inline-block; }
.tab-badge.error { background: var(--err); color: #fff; }
.tab-badge.warn { background: var(--warn); color: #fff; }
.tab-body { position: relative; flex: 1 1 auto; min-height: 0; }
.tab-pane { position: absolute; inset: 0; display: none; flex-direction: column; min-height: 0; }
.tab-pane.active { display: flex; }

.panel { display: flex; flex-direction: column; flex: 1 1 auto; min-height: 0; min-width: 0; }
.panel.scroll { overflow: auto; }
.ptool { display: flex; align-items: center; gap: 6px; flex: none; padding: 6px 10px; border-bottom: 1px solid var(--border); background: var(--panel); flex-wrap: wrap; min-height: 39px; }
.ptool-foot { border-bottom: 0; border-top: 1px solid var(--border); min-height: 28px; padding: 4px 10px; }
.ptool-tabs { background: var(--panel-2); }
.ptool-text { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ptool-dim { color: var(--text-3); font-size: 12px; }
.note { margin: 8px 12px; padding: 8px 10px; border-radius: 7px; background: var(--panel-2); border: 1px solid var(--border); color: var(--text-2); font-size: 12px; }

.pill { display: inline-flex; align-items: center; gap: 5px; height: 21px; padding: 0 8px; border-radius: 11px; font-size: 11.5px; font-weight: 500; white-space: nowrap; }
.pill-ok { background: var(--ok-weak); color: var(--ok); }
.pill-warn { background: var(--warn-weak); color: var(--warn); }
.pill-error { background: var(--err-weak); color: var(--err); }
.pill-dim { background: var(--panel-3); color: var(--text-2); }

.sec { border-bottom: 1px solid var(--border); }
.sec-head { display: flex; align-items: center; gap: 8px; padding: 5px 8px 5px 6px; min-height: 36px; background: var(--panel-2); position: sticky; top: 0; z-index: 1; flex-wrap: wrap; }
.sec-toggle { display: flex; align-items: center; gap: 6px; padding: 3px 4px; border: 0; background: transparent; color: var(--text); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.sec-chevron { color: var(--text-3); transition: transform 0.15s; }
.sec.closed .sec-chevron { transform: rotate(-90deg); }
.sec.closed .sec-body { display: none; }
.sec-actions { display: flex; align-items: center; gap: 6px; margin-left: auto; flex-wrap: wrap; }
.sec-body { padding: 8px 10px 10px; }

.empty { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; padding: 28px 16px; color: var(--text-3); text-align: center; }
.empty-title { color: var(--text-2); font-weight: 600; }
.empty-text { max-width: 380px; font-size: 12px; }

/* tables */
.table-wrap { overflow: auto; flex: 1 1 auto; min-height: 0; }
.grid-table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 12px; }
.grid-table th {
  position: sticky; top: 0; z-index: 1; text-align: left; font-weight: 600; color: var(--text-2); font-size: 11.5px;
  background: var(--panel-2); border-bottom: 1px solid var(--border); padding: 5px 10px; white-space: nowrap;
}
.grid-table td { padding: 4px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.grid-table tr:last-child td { border-bottom: 0; }
.grid-table tbody tr:hover td { background: var(--hover); }
.grid-table tr.link { cursor: pointer; }
.grid-table .num { text-align: right; }
.grid-table th.sortable { cursor: pointer; user-select: none; }
.grid-table th .sort-ico { display: inline-block; vertical-align: -2px; margin-left: 4px; opacity: 0.25; }
.grid-table th.sorted .sort-ico { opacity: 0.9; color: var(--accent); }
.grid-table tr.dim td { color: var(--text-3); }
.kind { font-size: 11px; padding: 1px 6px; border-radius: 4px; background: var(--panel-3); color: var(--text-2); }
.kind-rel { color: var(--t-mn); }
.kind-abs { color: var(--t-num); }
.kind-ext { color: var(--t-pseudo); }
.kind-set { color: var(--t-reg); }

/* problems */
.problems { flex: 1 1 auto; overflow: auto; padding: 4px; }
.problem { display: flex; align-items: center; gap: 9px; width: 100%; padding: 5px 8px; border: 0; border-radius: 6px; background: transparent; text-align: left; color: var(--text); }
.problem:hover { background: var(--hover); }
.problem.fatal .ico { color: var(--err); }
.problem.warn .ico { color: var(--warn); }
.problem-flag { min-width: 18px; padding: 0 4px; border-radius: 4px; background: var(--panel-3); text-align: center; font-size: 11px; font-weight: 700; color: var(--text-2); }
.problem-msg { flex: 1; }
.problem-loc { color: var(--text-3); font-size: 11.5px; }

/* virtual lists */
.vlist { position: relative; overflow: auto; flex: 1 1 auto; min-height: 0; }
.vl-inner { position: relative; }
.vl-rows { position: absolute; left: 0; right: 0; top: 0; will-change: transform; }
.vl-row { height: var(--row-h); white-space: pre; }
.listing { font-size: 12px; padding: 0 4px; }
.listing .vl-row { line-height: var(--row-h); padding: 0 8px; }
.listing .vl-row:hover { background: var(--hover); }
.listing .link { cursor: pointer; }
.listing .flagged { color: var(--err); }
.listing .page { border-top: 1px dashed var(--border-2); display: block; }
.listing mark { background: var(--ed-match); color: inherit; border-radius: 2px; }
.listing mark.cur { background: var(--ed-match-cur); }

/* load map */
.map { overflow: auto; padding: 10px 12px; }
.map-title { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-3); margin: 8px 0 6px; }
.map-note { color: var(--text-2); font-size: 12px; margin: 6px 2px; }
.map-card { border: 1px solid var(--border); border-radius: 8px; background: var(--panel-2); padding: 8px 10px; margin-bottom: 8px; }
.map-card-head { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.kv-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 3px 16px; }
.kv { display: flex; gap: 8px; font-size: 12px; }
.kv-k { color: var(--text-3); min-width: 98px; }

/* message log */
.log { flex: 1 1 auto; overflow: auto; padding: 4px 0; font-size: 12px; }
.log-row { display: flex; gap: 10px; padding: 2px 12px; }
.log-time { color: var(--text-3); flex: none; }
.log-ok .log-msg { color: var(--ok); }
.log-warn .log-msg { color: var(--warn); }
.log-error .log-msg { color: var(--err); }

/* ------------------------------------------------------------- CPU */

.regs { display: flex; flex-direction: column; gap: 8px; }
.reg-top { display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 4px; }
.reg { display: flex; align-items: center; gap: 6px; padding: 4px 7px; border: 1px solid var(--border); border-radius: 6px; background: var(--panel-2); min-width: 0; }
.reg-p { grid-column: span 2; }
.reg-n { color: var(--text-3); font-size: 11px; font-weight: 600; min-width: 22px; }
.reg-v { font-size: 12.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.reg-v small { color: var(--text-3); font-size: 10.5px; }
[data-edit] { cursor: text; border-radius: 3px; }
[data-edit]:hover { background: var(--accent-weak); }
.parcels { display: flex; gap: 2px; margin-left: auto; }
.parcel { width: 16px; height: 16px; border-radius: 3px; font: 600 10px/16px var(--font-mono); text-align: center; background: var(--panel-3); color: var(--text-3); }
.parcel.on { background: var(--accent); color: var(--accent-text); }
.reg-status { display: flex; gap: 5px; flex-wrap: wrap; }
.reg-error { display: flex; align-items: center; gap: 6px; padding: 6px 9px; border-radius: 6px; background: var(--err-weak); color: var(--err); font-size: 12px; }
.xregs { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.xregs td { padding: 2px 6px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.xregs tr:last-child td { border-bottom: 0; }
.xregs .x-oct { letter-spacing: 0.01em; }
.xregs .x-int { color: var(--text-2); text-align: right; width: 100%; overflow: hidden; text-overflow: ellipsis; max-width: 160px; }
.chg .reg-n, tr.chg .reg-n { color: var(--warn); }
tr.chg td, .ab.chg .mono, .reg.chg .reg-v { color: var(--warn); font-weight: 600; }
.abregs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 3px 4px; }
.ab { display: flex; align-items: center; gap: 6px; padding: 2px 7px; border-radius: 5px; background: var(--panel-2); border: 1px solid var(--border); font-size: 12.5px; }
.reg-stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 4px; }
.reg-stats div { display: flex; flex-direction: column; padding: 5px 8px; border-radius: 6px; background: var(--panel-2); border: 1px solid var(--border); }
.reg-stats span { font-size: 11px; color: var(--text-3); }
.reg-stats b { font-size: 13px; font-weight: 600; }
.inline-edit { width: 100%; height: 22px; padding: 0 4px; border: 1px solid var(--accent); border-radius: 4px; background: var(--panel); box-shadow: var(--focus); outline: none; font-size: 12px; }
.inline-edit.bad { border-color: var(--err); }

.disasm { font-size: 12px; }
.d-row { display: flex; align-items: center; height: 20px; border-radius: 4px; white-space: pre; cursor: default; }
.d-row:hover { background: var(--hover); }
.d-row[data-line] { cursor: pointer; }
.d-row.w0 { border-top: 1px solid var(--border); }
.d-row.cur { background: var(--ed-exec); box-shadow: inset 3px 0 0 var(--ed-exec-bar); }
.d-row.last:not(.cur) { background: var(--panel-3); }
.d-row.oob { opacity: 0.45; }
.d-bp { width: 16px; flex: none; display: flex; justify-content: center; cursor: pointer; }
.d-bp::before { content: ""; width: 8px; height: 8px; border-radius: 50%; }
.d-row:hover .d-bp::before { background: color-mix(in srgb, var(--bp) 30%, transparent); }
.d-bp.on::before { background: var(--bp) !important; }
.d-addr { width: 56px; flex: none; color: var(--text-3); cursor: pointer; }
.d-par { width: 16px; flex: none; color: var(--text-3); }
.d-oct { width: 100px; flex: none; color: var(--text-2); }
.d-txt { flex: 1; color: var(--t-mn); min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.d-src { width: 44px; flex: none; text-align: right; color: var(--text-3); padding-right: 6px; }
.d-label { color: var(--t-label); font-weight: 600; padding: 3px 0 0 88px; height: 19px; }
.pp-dis .d-oct { width: 82px; }
.pp-dis .d-addr { width: 40px; }
.xp-title { color: var(--text-2); margin-bottom: 6px; font-family: var(--font-ui); font-size: 12px; }
.xp-table td { white-space: nowrap; }

/* memory */
.mem-head { display: flex; flex: none; padding: 4px 6px; border-bottom: 1px solid var(--border); background: var(--panel-2); color: var(--text-3); font-size: 11px; font-family: var(--font-ui); font-weight: 600; }
.memlist { font-size: 12.5px; }
.m-row { display: flex; align-items: center; height: 100%; padding: 0 6px; }
.memlist .vl-row:hover .m-row { background: var(--hover); }
.m-w { width: 20px; flex: none; display: flex; justify-content: center; cursor: pointer; }
.m-row .m-w::before { content: ""; width: 7px; height: 7px; border-radius: 50%; border: 1px solid transparent; }
.memlist .vl-row:hover .m-w::before { border-color: var(--text-3); }
.m-row.watch .m-w::before { background: var(--warn); border-color: var(--warn); }
.m-a { width: 112px; flex: none; color: var(--text-3); overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.m-a em { font-style: normal; color: var(--t-label); margin-left: 6px; font-size: 11px; }
.m-o { width: 196px; flex: none; cursor: text; }
.m-t { flex: 1; color: var(--t-str); overflow: hidden; text-overflow: ellipsis; white-space: pre; padding-left: 10px; }
.mem-head .m-t { color: var(--text-3); }
.m-row.zero .m-o { color: var(--text-3); }
.m-row.out .m-a { opacity: 0.6; }
.m-row.is-p { background: var(--ed-exec); box-shadow: inset 3px 0 0 var(--ed-exec-bar); }
.m-row.sel { background: var(--accent-weak); }
.m-row.chg .m-o { color: var(--warn); font-weight: 600; }

/* PP */
.pp-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 5px; }
.pp-card { display: flex; flex-direction: column; gap: 2px; padding: 6px 7px; text-align: left; border: 1px solid var(--border); border-radius: 7px; background: var(--panel-2); color: var(--text); min-width: 0; }
.pp-card:hover { border-color: var(--border-2); }
.pp-card.sel { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); background: var(--accent-weak); }
.pp-card.main .pp-name { color: var(--accent); }
.pp-card-h { display: flex; align-items: center; justify-content: space-between; }
.pp-name { font-weight: 700; font-size: 12px; }
.pp-card-r { display: grid; grid-template-columns: auto 1fr; gap: 0 5px; font-size: 11px; }
.pp-card-r span { color: var(--text-3); }
.pp-card-i { font-size: 11px; color: var(--t-mn); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex: none; background: var(--border-2); }
.dot.run { background: var(--ok); box-shadow: 0 0 0 2px var(--ok-weak); }
.dot.busy { background: var(--accent); box-shadow: 0 0 0 2px var(--accent-weak); }
.dot.hung, .dot.wait { background: var(--warn); box-shadow: 0 0 0 2px var(--warn-weak); }
.dot.stopped { background: var(--text-3); }
.dot.off { background: transparent; border: 1px solid var(--border-2); }
.pp-detail-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.pp-regs { display: flex; gap: 12px; flex-wrap: wrap; font-size: 12px; color: var(--text-3); }
.pp-regs b { color: var(--text); font-weight: 600; }
.pp-status { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-2); }
.ppmem { height: 320px; flex: none; border: 1px solid var(--border); border-radius: 6px; }
.pws { display: flex; gap: 7px; flex: none; }
.pw { cursor: text; }
.pw.zero { color: var(--text-3); }
.pw.is-p { background: var(--ed-exec); box-shadow: 0 0 0 1px var(--ed-exec-bar); border-radius: 2px; }
.ppmem .m-a { width: 46px; }

/* channels */
.channels td, .channels th { white-space: nowrap; }

/* ------------------------------------------------------------- console 6612 */

.panel-console { background: var(--panel); }
.crt-wrap { padding: 10px; background: linear-gradient(180deg, #2a2d33, #1c1e22); border-bottom: 1px solid var(--border); flex: none; }
.crt-canvas { display: block; width: 100%; outline: none; border-radius: 6px; cursor: text; }
.crt-canvas:focus-visible { box-shadow: 0 0 0 2px rgba(72, 209, 124, 0.55); }
.crt-foot { display: flex; align-items: center; gap: 10px; padding: 6px 12px; flex-wrap: wrap; font-size: 12px; color: var(--text-2); }
.kbd-state { display: flex; align-items: center; gap: 6px; color: var(--text-3); }
.kbd-state.on { color: var(--ok); }
.crt-keys { color: var(--text-3); letter-spacing: 0.08em; }
.crt-coords { color: var(--text-3); font-size: 11.5px; }

/* deadstart */
.ds-head { display: flex; align-items: center; gap: 8px; padding: 4px 14px; color: var(--text-3); font-size: 11px; font-family: var(--font-ui); font-weight: 600; }
.ds-head > span:first-child { width: 26px; }
.ds-head-sw { display: flex; gap: 6px; width: 214px; }
.ds-head-sw span { width: 49px; text-align: center; }
.ds-head > span:nth-child(3) { width: 52px; }
.ds-rows { display: flex; flex-direction: column; padding: 0 10px 12px; }
.ds-row { display: flex; align-items: center; gap: 8px; padding: 3px 4px; border-radius: 6px; }
.ds-row:hover { background: var(--hover); }
.ds-addr { width: 26px; color: var(--text-3); font-size: 12px; }
.ds-sws { display: flex; gap: 6px; }
.ds-grp { display: flex; gap: 3px; padding: 2px 3px; border-radius: 5px; background: var(--panel-3); }
.ds-sw {
  position: relative; width: 13px; height: 22px; padding: 0; border: 1px solid var(--border-2); border-radius: 3px;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
}
.ds-sw::after { content: ""; position: absolute; left: 2px; right: 2px; bottom: 3px; height: 7px; border-radius: 2px; background: var(--text-3); transition: all 0.1s; }
.ds-sw.on::after { bottom: 10px; background: var(--accent); box-shadow: 0 0 6px var(--accent-weak); }
.ds-sw:hover { border-color: var(--text-3); }
.ds-oct { width: 52px; height: 24px; padding: 0 6px; border: 1px solid var(--border-2); border-radius: 5px; background: var(--panel); font-size: 12.5px; outline: none; }
.ds-oct:focus { border-color: var(--accent); box-shadow: var(--focus); }
.ds-dis { flex: 1; min-width: 0; color: var(--t-mn); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ds-text { width: 100%; }

/* ------------------------------------------------------------- peripherals */

.periph-host { flex: 1 1 auto; min-height: 0; display: flex; flex-direction: column; }
.periph-view { flex: 1 1 auto; min-height: 0; display: flex; flex-direction: column; }
.paper-wrap { flex: 1 1 auto; overflow: auto; padding: 14px; background: var(--bg-2); }
.paper { width: max-content; min-width: 100%; }
.page {
  --lh: 17px;
  position: relative; width: calc(136ch + 64px); margin: 0 auto 16px; padding: 12px 32px; font-size: 11.5px; line-height: var(--lh);
  color: var(--paper-text); background-color: var(--paper);
  background-image:
    radial-gradient(circle at 12px 10px, var(--bg-2) 4px, transparent 4.5px),
    radial-gradient(circle at calc(100% - 12px) 10px, var(--bg-2) 4px, transparent 4.5px),
    repeating-linear-gradient(180deg, var(--paper-bar) 0, var(--paper-bar) calc(var(--lh) * 3), transparent calc(var(--lh) * 3), transparent calc(var(--lh) * 6));
  background-size: 100% 20px, 100% 20px, calc(100% - 52px) 100%;
  background-repeat: repeat-y, repeat-y, repeat-y;
  background-position: 0 0, 0 0, 26px 12px;
  border-left: 1px dashed var(--paper-edge); border-right: 1px dashed var(--paper-edge);
  box-shadow: var(--shadow-1); min-height: 120px;
}
.page + .page { border-top: 2px dashed var(--paper-edge); }
.pl { white-space: pre; height: var(--lh); }
.page .empty { color: #6b7b6e; }
.cards-body { flex: 1 1 auto; min-height: 0; display: flex; flex-direction: column; gap: 10px; padding: 10px; overflow: auto; }
.deck-col { display: flex; flex-direction: column; gap: 5px; min-height: 160px; flex: 1 1 auto; }
.deck-head { font-size: 12px; color: var(--text-2); }
.deck { flex: 1 1 auto; min-height: 140px; padding: 8px 10px; border: 1px solid var(--border-2); border-radius: 7px; background: var(--panel); resize: vertical; outline: none; font-size: 12.5px; line-height: 1.5; background-image: linear-gradient(90deg, transparent calc(80ch + 10px), var(--err-weak) calc(80ch + 10px), var(--err-weak) calc(80ch + 11px), transparent calc(80ch + 11px)); }
.deck:focus { border-color: var(--accent); box-shadow: var(--focus); }
.reader-col { display: flex; flex-direction: column; gap: 8px; }
.card-stats { display: flex; gap: 6px; }
.stat { flex: 1; display: flex; flex-direction: column; padding: 6px 10px; border: 1px solid var(--border); border-radius: 7px; background: var(--panel-2); }
.stat b { font-size: 16px; font-weight: 650; }
.stat span { font-size: 11px; color: var(--text-3); }
.card-view { overflow-x: auto; }
.card-svg { width: 100%; min-width: 520px; display: block; }
.card-bg { fill: #f3e7c9; stroke: #d6c69c; stroke-width: 1; }
.card-print { font: 600 8px var(--font-mono); fill: #4b3f22; letter-spacing: 2.2px; }
.card-digit { font: 6px var(--font-mono); fill: #b9a576; text-anchor: middle; }
.card-hole { fill: #2a241a; }
.card-hole.read { fill: #7a6a48; }
.card-cursor { fill: var(--accent); opacity: 0.7; }
.card-empty { padding: 30px; border: 1px dashed var(--border-2); border-radius: 8px; text-align: center; color: var(--text-3); }
.tapes-view { overflow: auto; }
.tapes { display: flex; flex-direction: column; gap: 8px; padding: 0 12px 12px; }
.tape { display: flex; gap: 12px; align-items: center; padding: 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--panel-2); }
.tape.selected { border-color: var(--accent); }
.tape.empty { opacity: 0.75; }
.reels { display: flex; gap: 4px; flex: none; }
.reel svg { width: 34px; height: 34px; display: block; }
.reel-outer { fill: var(--panel-3); stroke: var(--text-3); stroke-width: 1.3; }
.reel-hub { fill: var(--panel); stroke: var(--text-3); stroke-width: 1.3; }
.reel-spoke { stroke: var(--text-3); stroke-width: 1.3; stroke-linecap: round; }
.tape.empty .reel-outer { fill: transparent; stroke-dasharray: 3 3; }
.tape-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.tape-title { display: flex; align-items: center; gap: 6px; font-weight: 600; }
.tape-info { font-size: 11.5px; color: var(--text-2); }
.tape-actions { display: flex; gap: 5px; flex-wrap: wrap; align-items: center; }

/* ------------------------------------------------------------- documentation */

.panel-docs { flex-direction: row; background: var(--panel); }
.panel-docs.wide { position: fixed; inset: 46px 36px 30px; z-index: 900; border: 1px solid var(--border-2); border-radius: 10px; box-shadow: var(--shadow-2); overflow: hidden; }
.doc-side { width: 200px; flex: none; border-right: 1px solid var(--border); background: var(--panel-2); padding: 8px; display: flex; flex-direction: column; gap: 6px; overflow: auto; }
.panel-docs.wide .doc-side { width: 270px; }
.doc-search { width: 100%; }
.doc-navrow { display: flex; align-items: center; gap: 2px; }
.doc-navrow .grow { flex: 1; }
.doc-navrow .btn-icon:disabled { opacity: 0.35; pointer-events: none; }
.doc-toc { display: flex; flex-direction: column; gap: 1px; }
.toc-part { margin: 10px 0 3px; padding: 0 8px; font-size: 10.5px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-3); }
.toc-part:first-child { margin-top: 2px; }
.toc-item { text-align: left; padding: 5px 8px; border: 0; border-radius: 6px; background: transparent; color: var(--text-2); font-size: 12.5px; line-height: 1.3; }
.toc-item:hover { background: var(--hover); color: var(--text); }
.toc-item.active { background: var(--accent-weak); color: var(--accent); font-weight: 500; }
.toc-subs { display: flex; flex-direction: column; margin: 1px 0 4px 8px; border-left: 1px solid var(--border); }
.toc-sub { text-align: left; padding: 3px 8px; border: 0; border-radius: 0 5px 5px 0; background: transparent; color: var(--text-3); font-size: 11.5px; line-height: 1.3; }
.toc-sub:hover { color: var(--text); background: var(--hover); }
.toc-sub.active { color: var(--accent); border-left: 2px solid var(--accent); margin-left: -1px; }
.ref-results { display: flex; flex-direction: column; gap: 2px; }
.ref-count { font-size: 11px; color: var(--text-3); padding: 2px 4px 4px; }
.ref-hit { display: flex; flex-direction: column; gap: 1px; text-align: left; padding: 6px 8px; border: 0; border-radius: 6px; background: transparent; color: var(--text); }
.ref-hit:hover, .ref-hit:focus-visible { background: var(--hover); }
.ref-hit-title { font-size: 12.5px; font-weight: 500; line-height: 1.3; }
.ref-hit-ch { font-size: 10.5px; color: var(--text-3); }
.ref-hit-snip { font-size: 11px; color: var(--text-2); line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.doc-content { flex: 1; min-width: 0; overflow: auto; padding: 4px 20px 60px; font-size: 13px; line-height: 1.55; }
.panel-docs.wide .doc-content { padding: 8px 36px 60px; }
.panel-docs.wide .doc-content > * { max-width: 980px; }
.ref-chapter { font-size: 17px; margin: 14px 0 4px; }
.ref-intro { color: var(--text-2); }
.ref-entry { padding: 2px 0 10px; border-top: 1px solid var(--border); margin-top: 14px; scroll-margin-top: 6px; }
.ref-entry.flash > h3 { animation: ref-flash 1.4s ease-out; }
@keyframes ref-flash { from { background: var(--accent-weak); } to { background: transparent; } }
.ref-entry h3 { font-size: 14.5px; margin: 12px 0 6px; padding: 2px 4px; margin-left: -4px; border-radius: 4px; }
.ref-entry h4 { font-size: 12.5px; margin: 14px 0 4px; color: var(--text); }
.ref-entry p, .ref-entry ol, .ref-entry ul, .ref-intro p { margin: 6px 0 10px; }
.ref-entry ol, .ref-entry ul { padding-left: 20px; }
.ref-entry li { margin: 3px 0; }
.ref-syntax { margin: 4px 0 10px; padding: 6px 10px; border-left: 3px solid var(--accent); background: var(--accent-weak); border-radius: 0 6px 6px 0; font: 12px/1.6 var(--font-mono); color: var(--text); white-space: pre-wrap; }
.ref-note { margin: 8px 0 12px; padding: 7px 11px; border-radius: 6px; background: var(--warn-weak); color: var(--text); }
.ref-ex { position: relative; }
.ref-try { position: absolute; top: 6px; right: 6px; opacity: 0; transition: opacity 0.12s; }
.ref-ex:hover .ref-try, .ref-try:focus-visible { opacity: 1; }
.ref-link { color: var(--accent); text-decoration: none; border-bottom: 1px dotted currentColor; }
.ref-link:hover { border-bottom-style: solid; }
.doc-content mark, .ref-hit mark { background: var(--ed-match); color: inherit; border-radius: 2px; padding: 0 1px; }
.doc-content code { font: 12px var(--font-mono); background: var(--panel-3); padding: 0 3px; border-radius: 3px; }
.doc-content pre code { background: none; padding: 0; }
.doc-table { margin: 6px 0 12px; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.doc-table th { position: static; }
.doc-table td code { white-space: nowrap; background: none; padding: 0; }
.doc-pre { margin: 8px 0 12px; padding: 9px 12px; border-radius: 7px; background: var(--ed-bg); border: 1px solid var(--border); font: 12px/1.5 var(--font-mono); overflow: auto; color: var(--text); }
.display-table td { text-align: center; padding: 4px 2px; }
.display-table th { text-align: center; }
.dc-g { display: block; font: 600 15px var(--font-mono); color: var(--text); }
.dc-a { display: block; font-size: 10px; color: var(--text-3); min-height: 13px; }
.keys td:first-child { white-space: nowrap; }

/* ------------------------------------------------------------- status bar */

.statusbar { display: flex; align-items: center; gap: 2px; padding: 0 6px; background: var(--panel-2); border-top: 1px solid var(--border); color: var(--text-2); font-size: 11.5px; overflow: hidden; white-space: nowrap; }
.sb-item { display: inline-flex; align-items: center; gap: 6px; height: 22px; padding: 0 8px; border-radius: 4px; }
.sb-btn { border: 0; background: transparent; color: var(--text-3); font: 600 10.5px var(--font-mono); letter-spacing: 0.05em; }
.sb-btn:hover { background: var(--hover); }
.sb-btn.on { color: var(--accent); }
.sb-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-3); }
.sb-state { font-weight: 600; color: var(--text); }
.st-running .sb-dot { background: var(--ok); box-shadow: 0 0 0 3px var(--ok-weak); animation: pulse 1.4s infinite; }
.st-ready .sb-dot { background: var(--accent); }
.st-paused .sb-dot { background: var(--warn); }
.st-error .sb-dot { background: var(--err); }
.st-error { color: var(--err); }
.sb-err { color: var(--err); font-weight: 600; }
.sb-item.beyond { color: var(--err); }
@keyframes pulse { 50% { box-shadow: 0 0 0 5px transparent; } }

/* ------------------------------------------------------------- overlays */

.tooltip {
  position: fixed; z-index: 1000; max-width: 380px; padding: 6px 9px; border-radius: 6px; pointer-events: none;
  background: #1f2430; color: #eef1f6; font-size: 12px; line-height: 1.4; box-shadow: var(--shadow-2);
  opacity: 0; transform: translateY(-2px); transition: opacity 0.1s, transform 0.1s; white-space: pre-line;
}
.tooltip.show { opacity: 1; transform: none; }
.tooltip-sub { color: #b9c1cf; font-size: 11.5px; }
:root[data-theme="dark"] .tooltip { background: #303644; }

.toasts { position: fixed; right: 16px; bottom: 34px; z-index: 900; display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
.toast {
  display: flex; align-items: center; gap: 9px; max-width: 420px; padding: 9px 13px; border-radius: 9px; background: var(--panel);
  border: 1px solid var(--border-2); box-shadow: var(--shadow-2); font-size: 12.5px; opacity: 0; transform: translateY(8px); transition: opacity 0.2s, transform 0.2s;
}
.toast.show { opacity: 1; transform: none; }
.toast-ok .ico { color: var(--ok); }
.toast-warn .ico { color: var(--warn); }
.toast-error .ico { color: var(--err); }
.toast-info .ico { color: var(--accent); }

.overlay { position: fixed; inset: 0; z-index: 800; display: flex; align-items: flex-start; justify-content: center; padding-top: 9vh; background: rgba(10, 14, 22, 0.42); opacity: 0; transition: opacity 0.15s; }
.overlay.show { opacity: 1; }
.dialog { max-width: calc(100vw - 32px); max-height: 82vh; display: flex; flex-direction: column; background: var(--panel); border: 1px solid var(--border-2); border-radius: 12px; box-shadow: var(--shadow-2); transform: translateY(6px) scale(0.99); transition: transform 0.15s; }
.overlay.show .dialog { transform: none; }
.dialog-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 12px 8px 18px; }
.dialog-title { font-size: 15px; font-weight: 650; }
.dialog-body { padding: 4px 18px 14px; overflow: auto; color: var(--text); }
.dialog-body p { margin: 4px 0 8px; }
.dialog-footer { display: flex; justify-content: flex-end; gap: 8px; padding: 12px 18px; border-top: 1px solid var(--border); background: var(--panel-2); border-radius: 0 0 12px 12px; }
.form { display: flex; flex-direction: column; gap: 12px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px 14px; }
.form-sec { font-size: 11px; font-weight: 650; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-3); padding-top: 4px; border-top: 1px solid var(--border); }
.form-sec:first-child { border-top: 0; padding-top: 0; }
.form-row { display: flex; gap: 22px; flex-wrap: wrap; }
.field { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.field .select, .field .input { width: 100%; }
.field-label { font-size: 12px; font-weight: 500; color: var(--text-2); }
.field-hint { font-size: 11px; color: var(--text-3); }
.field-error { color: var(--err); font-size: 12px; min-height: 16px; }

.menu { position: fixed; z-index: 950; min-width: 180px; padding: 4px; background: var(--panel); border: 1px solid var(--border-2); border-radius: 9px; box-shadow: var(--shadow-2); }
.menu-item { display: flex; align-items: center; gap: 9px; width: 100%; padding: 6px 10px; border: 0; border-radius: 6px; background: transparent; text-align: left; color: var(--text); font-size: 12.5px; }
.menu-item:hover { background: var(--hover); }
.menu-item.danger { color: var(--err); }
.menu-ico { width: 15px; }
.menu-label { flex: 1; }
.menu-hint { color: var(--text-3); font-size: 11px; }
.menu-sep { height: 1px; margin: 4px 6px; background: var(--border); }

/* ------------------------------------------------------------- narrow widths */

@media (max-width: 1280px) {
  .brand-text { display: none; }
  .tb-speed-label { min-width: 64px; }
  .right-panel { width: 460px; }
  .btn-icon.with-label .btn-label { display: none; }
  .btn-icon.with-label { padding: 0 7px; }
}
@media (max-width: 1100px) {
  .sidebar { width: 170px; }
  .tab .tab-label { display: none; }
  .tab.active .tab-label { display: inline; }
  .tb-speed-label { display: none; }
  .pp-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* ------------------------------------------------------------- dayfile (mini system) */

.job-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.dayfile { flex: 1 1 auto; overflow: auto; padding: 8px 0; font-size: 12.5px; }
.day-row { display: flex; gap: 12px; padding: 2px 14px; white-space: pre; }
.day-row:hover { background: var(--hover); }
.day-row.bad { color: var(--err); }
.day-n { color: var(--text-3); }
.file-tag.tag-sys { color: var(--ok); }

/* right panel tabs: labels hidden (except the active tab) when the panel is narrow */
.right-panel { container-type: inline-size; }
@container (max-width: 700px) {
  .tabs-right .tab:not(.active) .tab-label { display: none; }
  .tabs-right .tab { padding: 0 9px; }
}