/* ========================================================================
 * Sofer Studio — styles.css
 * Dark workbench · luminous klaf centre · the Sargel Rule.
 * Follows docs/sofer-studio/design/DESIGN_SPEC.md (Kimi K3).
 * ===================================================================== */

/* --- 1. Colour tokens ----------------------------------------------- */
:root {
  --klaf:        #F2E7CE;
  --klaf-seam:   #DFC99F;
  --dyo:         #241E14;
  --bench:       #1A211E;
  --panel:       #242F2B;
  --panel-2:     #29352F;
  --teal:        #3E8E81;
  --teal-dark:   #2C6B60;   /* teal on parchment, for contrast */
  --teal-bright: #57B7A8;
  --shem:        #C79A3F;
  --madder:      #B04A38;
  --ok:          #7FA653;

  /* Derived text tints on the bench (from klaf, not new tokens) */
  --txt:        rgba(242,231,206,.92);
  --txt-2:      rgba(242,231,206,.62);
  --txt-3:      rgba(242,231,206,.38);
  --rule:       rgba(242,231,206,.14);
  --rule-2:     rgba(242,231,206,.08);

  /* Shem gold wash at 35% alpha over klaf */
  --shem-wash:  rgba(199,154,63,.35);
  --shem-wash-2:rgba(199,154,63,.55);

  /* Hairline on parchment */
  --klaf-rule:  rgba(36,30,20,.28);

  /* Type */
  --font-he: "Frank Ruhl Libre","David Libre","SBL Hebrew","Ezra SIL","Noto Serif Hebrew",serif;
  --font-ui: "Fraunces",Iowan Old Style,"Palatino Linotype",Palatino,Georgia,serif;
  --font-mono: ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  /* Layout */
  --appbar-h: 48px;
  --sargel-h: 28px;
  --rail-l: 320px;
  --rail-r: 360px;
  --drawer-h: 240px;
  --tab-h: 36px;
  --gap: 12px;
  --pad: 14px;
  --radius: 10px;

  /* Motion */
  --ease: cubic-bezier(.4,0,.2,1);
  --dur-collapse: 160ms;
  --dur-wake: 240ms;
}

@media (min-width: 1440px) {
  :root { --rail-l: 340px; --rail-r: 380px; }
}

/* --- 2. Reset / base ------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { height: 100%; }
body {
  min-height: 100%;
  background: var(--bench);
  color: var(--txt);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button, input, select, textarea { font: inherit; color: inherit; }
button { background: transparent; }
input:not([type="checkbox"]):not([type="radio"]):not([type="file"]),
textarea {
  background: #1c2622;
  color: var(--txt);
  border: 1px solid rgba(242,231,206,.18);
  border-radius: 6px;
}
img, svg { display: block; }
[hidden] { display: none !important; }

/* Mono measure face — every number */
.mono, .num, .mm, .unit, td.num, .derived-val { font-family: var(--font-mono); font-variant-numeric: tabular-nums; letter-spacing: 0; }

/* Hebrew islands */
[dir="rtl"][lang="he"], .heb {
  font-family: var(--font-he);
  direction: rtl;
  unicode-bidi: isolate;
}
bdi { unicode-bidi: isolate; }

/* --- 3. Type scale -------------------------------------------------- */
.t--2 { font-size: 12px; line-height: 1.35; }
.t--1 { font-size: 13px; line-height: 1.4; }
.t-0  { font-size: 15px; }
.t-1  { font-size: 19px; line-height: 1.25; }
.t-2  { font-size: 24px; line-height: 1.15; }
.t-3  { font-size: 30px; line-height: 1.1; }

.eyebrow {
  font-family: var(--font-ui);
  font-variant: small-caps;
  letter-spacing: .14em;
  font-size: 12px;
  text-transform: lowercase;
  color: var(--teal-bright);
}
.unit {
  font-size: 12px;
  color: var(--txt-2);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}
.muted { color: var(--txt-2); }
.faint { color: var(--txt-3); }

/* --- 4. App shell layout -------------------------------------------- */
#app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-height: 100vh;
  overflow: hidden;
}

/* App bar */
.app-bar {
  height: var(--appbar-h);
  flex: 0 0 var(--appbar-h);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 var(--gap);
  border-bottom: 1px solid var(--rule);
  background: linear-gradient(180deg, #1C2521, var(--bench));
}
.wordmark {
  display: flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
}
.wordmark .mark { font-family: var(--font-ui); font-weight: 600; font-size: 18px; color: var(--txt); letter-spacing: .01em; }
.wordmark .sub { font-family: var(--font-he); font-size: 15px; color: var(--teal-bright); }
.app-bar .spacer { flex: 1 1 auto; }
.app-bar .app-field { width: 168px; }
.app-lock { display: inline-flex; align-items: center; gap: 6px; }

/* Sargel rule */
#sargel {
  flex: 0 0 var(--sargel-h);
  height: var(--sargel-h);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--rule);
  background: #151b18;
  user-select: none;
}
#sargel .ticks { position: absolute; inset: 0; }
#sargel .tick { position: absolute; bottom: 4px; width: 1px; background: rgba(62,142,129,.40); }
#sargel .tick.major { height: 12px; background: rgba(62,142,129,.55); }
#sargel .tick.minor { height: 6px; }
#sargel .tick-label { position: absolute; bottom: 0; transform: translateX(-50%); font-family: var(--font-mono); font-size: 9px; color: rgba(62,142,129,.6); }
#sargel .window { position: absolute; top: 0; bottom: 0; background: rgba(87,183,168,.18); border-left: 1px solid var(--teal-bright); border-right: 1px solid var(--teal-bright); transition: left var(--dur-wake) var(--ease), width var(--dur-wake) var(--ease); }
#sargel .window .flag { position: absolute; top: 2px; left: 50%; transform: translateX(-50%); padding: 0 6px; background: var(--teal-bright); color: #13211c; border-radius: 3px; font-family: var(--font-mono); font-size: 11px; white-space: nowrap; }
#sargel.is-woken #sargel .tick { background: rgba(62,142,129,1); }

/* Workbench columns */
.workbench {
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  grid-template-columns: var(--rail-l) minmax(480px, 1fr) var(--rail-r);
  gap: var(--gap);
  padding: var(--gap);
  overflow: hidden;
}
.rail { min-height: 0; overflow-y: auto; display: flex; flex-direction: column; gap: var(--gap); }
.rail::-webkit-scrollbar { width: 10px; }
.rail::-webkit-scrollbar-thumb { background: var(--rule); border-radius: 5px; }
.tikkun-region { min-height: 0; min-width: 0; display: flex; flex-direction: column; gap: var(--gap); overflow: hidden; }

/* Lower bench drawer */
.lower-bench {
  flex: 0 0 auto;
  border-top: 1px solid var(--rule);
  background: #161d1a;
}
.drawer-tabs {
  height: var(--tab-h);
  display: flex;
  align-items: stretch;
  gap: 2px;
  padding: 0 var(--gap);
  border-bottom: 1px solid var(--rule);
  cursor: pointer;
}
.drawer-tabs .dt { display: inline-flex; align-items: center; gap: 8px; padding: 0 14px; font-variant: small-caps; letter-spacing: .08em; color: var(--txt-2); border-bottom: 2px solid transparent; background: transparent; cursor: pointer; }
.drawer-tabs .dt[aria-selected="true"] { color: var(--txt); border-bottom-color: var(--teal); }
.drawer-tabs .dt .count { font-family: var(--font-mono); font-size: 11px; color: var(--txt-3); }
.drawer-tabs .chev { margin-left: auto; color: var(--txt-3); transform: rotate(0deg); transition: transform var(--dur-collapse) var(--ease); }
.drawer-body { height: var(--drawer-h); overflow: auto; padding: var(--gap); }
.lower-bench.is-collapsed .drawer-body { height: 0; padding: 0; overflow: hidden; }
.lower-bench.is-collapsed .chev { transform: rotate(180deg); }
.drawer-pane { display: none; }
.drawer-pane.is-active { display: block; }

/* --- 5. Shared components ------------------------------------------- */
.panel {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
  flex: 0 0 auto;
}
.panel:hover { border-color: rgba(62,142,129,.5); }
.panel-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px var(--pad);
  cursor: pointer;
  user-select: none;
}
.panel-head .pnum { color: var(--teal-bright); }
.panel-head .ptitle { flex: 1 1 auto; min-width: 0; }
.panel-head .ptitle .en { display: block; font-weight: 560; font-variant: small-caps; letter-spacing: .1em; font-size: 13px; color: var(--txt); }
.panel-head .ptitle .he { display: block; font-family: var(--font-he); font-size: 15px; color: var(--teal-bright); }
.panel-head .chev { color: var(--txt-3); font-size: 16px; transition: transform var(--dur-collapse) var(--ease); }
.panel.is-collapsed .panel-body { display: none; }
.panel.is-collapsed .chev { transform: rotate(-90deg); }
.panel.is-collapsed .panel-head { border-bottom: none; }
.panel-body { padding: var(--pad); border-top: 1px solid var(--rule-2); }
.panel-foot { padding: 10px var(--pad); border-top: 1px solid var(--rule-2); color: var(--txt-2); font-size: 12px; }

/* Sirtut divider — scored line motif */
.sirtut {
  height: 0;
  border-top: 1px solid var(--rule);
  box-shadow: 0 1px 0 rgba(0,0,0,.4);
  margin: 10px 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 34px;
  padding: 6px 14px;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  letter-spacing: .01em;
  transition: background var(--dur-collapse) var(--ease), border-color var(--dur-collapse) var(--ease);
  white-space: nowrap;
}
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary { background: var(--teal); color: #13211c; border-color: var(--teal); }
.btn-primary:hover:not(:disabled) { background: var(--teal-bright); }
.btn-ghost { background: transparent; color: var(--txt); border-color: var(--rule); }
.btn-ghost:hover:not(:disabled) { border-color: var(--teal); color: var(--txt); }
.btn-danger { background: transparent; color: var(--madder); border-color: rgba(176,74,56,.5); }
.btn-danger:hover:not(:disabled) { border-color: var(--madder); background: rgba(176,74,56,.12); }
.btn-danger-fill { background: var(--madder); color: #fff; border-color: var(--madder); }
.btn-sm { min-height: 28px; padding: 3px 10px; font-size: 12px; }
.btn-icon { padding: 8px; border-radius: 6px; background: transparent; border: 1px solid var(--rule); color: var(--txt-2); cursor: pointer; }

/* mm / numeric input */
.field { display: flex; flex-direction: column; gap: 4px; }
.field > label { font-size: 12px; color: var(--txt-2); font-variant: small-caps; letter-spacing: .06em; }
.mm-input {
  display: flex;
  align-items: center;
  height: 40px;
  background: #1c2622;
  border: 1px solid rgba(242,231,206,.18);
  border-radius: 8px;
  overflow: hidden;
}
.mm-input:focus-within { border-color: var(--teal); box-shadow: 0 0 0 2px rgba(87,183,168,.4); }
.mm-input input {
  flex: 1 1 auto;
  min-width: 0;
  height: 100%;
  background: transparent;
  border: none;
  padding: 0 10px;
  color: var(--txt);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  outline: none;
}
.mm-input .unit { padding: 0 10px 0 0; }
.mm-input .stepper { display: flex; height: 100%; border-left: 1px solid rgba(242,231,206,.14); }
.mm-input .stepper button {
  width: 30px; height: 100%; background: transparent; border: none; color: var(--txt-2); cursor: pointer; font-family: var(--font-mono); font-size: 14px;
}
.mm-input .stepper button:hover { background: rgba(62,142,129,.18); color: var(--txt); }
.mm-input.invalid { border-color: var(--madder); }
.field .hint { font-size: 11px; color: var(--txt-3); }
.field .error { font-size: 12px; color: var(--madder); }

/* Derived value */
.derived { padding: 10px; background: rgba(62,142,129,.08); border: 1px solid rgba(62,142,129,.25); border-radius: 8px; }
.derived .dlabel { font-size: 12px; color: var(--txt-2); font-variant: small-caps; letter-spacing: .05em; }
.derived .dval { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: 19px; color: var(--txt); margin: 2px 0; }
.derived .dval .unit { font-size: 12px; }
.derived .dformula { font-size: 11px; color: var(--txt-3); font-family: var(--font-mono); }
.derived .fmark { color: var(--teal-bright); font-family: var(--font-ui); }

/* Status chips */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  border-radius: 10px;
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  line-height: 1.5;
  border: 1px solid var(--txt-3);
  color: var(--txt-2);
}
.chip.written { border-color: var(--teal); color: var(--teal-bright); }
.chip.checked { background: var(--teal); color: #13211c; border-color: var(--teal); }
.chip.proofread { background: var(--ok); color: #141f0e; border-color: var(--ok); }
.chip.locked { background: var(--klaf); color: var(--dyo); border-color: var(--klaf); }
.chip.draft { border-color: var(--txt-3); color: var(--txt-2); }
.chip.candidate { border-color: var(--shem); color: var(--shem); }
.chip.error { background: var(--madder); color: #fff; border-color: var(--madder); }
.chip.shem { color: var(--shem); border-color: rgba(199,154,63,.5); }

/* Tables */
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th {
  text-align: left; font-weight: 560; font-variant: small-caps; letter-spacing: .07em;
  font-size: 11px; color: var(--txt-3); padding: 6px 8px; border-bottom: 1px solid var(--rule);
  position: sticky; top: 0; background: var(--panel); z-index: 1;
}
table.data td { padding: 5px 8px; border-bottom: 1px solid var(--rule-2); vertical-align: middle; }
table.data td.num { text-align: right; font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
table.data tbody tr:hover td { background: rgba(242,231,206,.04); }
table.data tr.sev-error td { background: rgba(176,74,56,.10); }
table.data tr.sev-warn td { background: rgba(199,154,63,.08); }

/* Empty state */
.empty { padding: 22px 12px; text-align: center; color: var(--txt-3); font-style: italic; }
.empty .emark { display: block; font-family: var(--font-ui); font-size: 26px; color: var(--txt-3); margin-bottom: 6px; }

/* Banner / notices */
.banner { padding: 10px 12px; border-radius: 8px; font-size: 13px; border: 1px solid; }
.banner.warn { border-color: rgba(176,74,56,.6); background: rgba(176,74,56,.12); color: #e8b4aa; }
.banner.info { border-color: rgba(62,142,129,.5); background: rgba(62,142,129,.10); }
.banner.ok { border-color: rgba(127,166,83,.5); background: rgba(127,166,83,.10); }

/* Segmented / toggle */
.seg { display: inline-flex; border: 1px solid var(--rule); border-radius: 8px; overflow: hidden; }
.seg button { padding: 6px 12px; background: transparent; border: none; color: var(--txt-2); cursor: pointer; font-size: 13px; }
.seg button[aria-pressed="true"] { background: var(--teal); color: #13211c; }
.toggle { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; }
.toggle input { width: 16px; height: 16px; accent-color: var(--teal); }

/* --- 6. Focus & motion ---------------------------------------------- */
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--teal-bright); outline-offset: 2px; border-radius: 2px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* --- 7. Tikkun preview ---------------------------------------------- */
.tikkun-panel { flex: 1 1 auto; min-height: 0; display: flex; flex-direction: column; }
.tikkun-scroll { flex: 1 1 auto; min-height: 0; overflow-x: auto; overflow-y: auto; padding: 6px 14px 18px; }
.tikkun-scroll::-webkit-scrollbar { width: 12px; height: 12px; }
.tikkun-scroll::-webkit-scrollbar-thumb { background: var(--klaf-seam); border-radius: 6px; }

.sheet {
  background: var(--klaf);
  color: var(--dyo);
  border-radius: 2px;
  box-shadow: 0 8px 40px rgba(0,0,0,.5), inset 0 0 60px rgba(36,30,20,.08);
  padding: 18px 26px 26px;
  position: relative;
  min-height: 100%;
  width: max-content;
  min-width: 100%;
  direction: rtl;
  font-size: calc(18px * var(--tf-scale, 1));
}
.sheet::before {
  content: "";
  position: absolute;
  top: 0; bottom: 0; right: 0;
  width: 6px;
  background: var(--klaf-seam);
  border-radius: 0 2px 2px 0;
}
.sheet-head { text-align: center; margin-bottom: 14px; }
.sheet-head .amud-num { font-family: var(--font-ui); font-weight: 600; color: var(--dyo); letter-spacing: .05em; }
.sheet-head .amud-num .gim { font-family: var(--font-he); font-weight: 700; margin-left: 6px; }

.amudim-row { display: flex; gap: 0; align-items: stretch; }

.amud {
  flex: 0 0 auto;
  padding: 14px 18px;
  position: relative;
  direction: rtl;
  border-left: 1px dashed var(--klaf-seam);
}
.amud:first-child { border-left: none; }
.amud.onde { border-left: 2px solid var(--klaf-seam); }

/* sirtut hairlines behind text */
.amud .lines { position: relative; }
.amud .sirtut-grid { position: absolute; inset: 0; pointer-events: none; }
.amud .sirtut-grid .lr { position: absolute; left: 0; right: 0; height: 1px; background: rgba(36,30,20,.22); }

.line {
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  min-height: 1.6em;
  padding: 2px 0;
  cursor: pointer;
  border-radius: 3px;
}
.line:hover { background: rgba(223,201,159,.4); }
.line.is-selected { background: rgba(62,142,129,.22); box-shadow: inset 3px 0 0 var(--teal-dark); }
.line.pulse { animation: linePulse 600ms ease-out 1; }
@keyframes linePulse { 0% { background: rgba(62,142,129,.5); } 100% { background: transparent; } }

.line .lnum {
  flex: 0 0 auto;
  width: 2.2em;
  margin-left: 8px;
  font-family: var(--font-he);
  font-size: 12px;
  color: rgba(36,30,20,.45);
  text-align: center;
}
.line .ltext {
  flex: 1 1 auto;
  font-family: var(--font-he);
  direction: rtl;
  text-align: right;
  font-size: 1em;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  white-space: nowrap;
}
.line .side { flex: 0 0 auto; margin-left: 6px; margin-right: 6px; font-family: var(--font-mono); font-size: 10px; color: var(--teal-dark); align-self: center; }

/* Shem token highlight */
.shem-tok {
  background: var(--shem-wash);
  border-radius: 2px;
  box-shadow: 0 1px 0 0 var(--shem);
  padding: 0 2px;
}
.shem-tok.uncertain { box-shadow: 0 1px 0 0 var(--madder); background: rgba(176,74,56,.18); }

/* Unusual letter */
.unusual {
  position: relative;
  color: var(--teal-dark);
  font-weight: 700;
}
.unusual .caret { position: absolute; top: -2px; right: -1px; font-size: 9px; color: var(--teal-dark); }

/* Stretched letter indication */
.stretched { text-decoration: underline dotted var(--teal-dark); }
.stretch-amt { font-size: 9px; color: var(--teal-dark); font-family: var(--font-mono); vertical-align: super; }

/* F-11: measured word boxes and per-letter spans */
.word-box { display: inline-block; position: relative; padding: 0 1px; }
.word-box[data-width-mm] { border-bottom: 1px solid rgba(62,142,129,.28); }
.lk { display: inline-block; }
.lk.stretched { text-decoration: underline dotted var(--teal-dark); }
.unusual-letter { position: relative; }
.unusual-letter.ov-large { font-size: 1.15em; color: var(--madder); }
.unusual-letter.ov-small { font-size: .82em; color: var(--madder); }
.unusual-letter.ov-dotted { text-decoration: overline dotted var(--madder); }
.unusual-letter.ov-broken { text-decoration: line-through dotted var(--madder); }
.unusual-letter.ov-suspended { vertical-align: super; font-size: .8em; }
.setuma-gap, .segment-gap { display: inline-block; white-space: pre; }
.setuma-gap { min-width: 2ch; }
.segment-gap { min-width: 1ch; }
.legacy-note { font-size: 10px; color: var(--txt-3); }

/* Taggin strokes (visual only) */
.taggin { position: relative; }
.taggin::before {
  content: "׳";
  position: absolute; top: -0.35em; right: 0;
  font-size: .8em; color: rgba(36,30,20,.5);
}

/* Vayehi Binso'a inverted nuns */
.inverted-nun { display: inline-block; border: 1px solid var(--dyo); border-radius: 3px; padding: 0 2px; margin: 0 1px; }

/* watermark (excerpts only) */
.sheet .watermark {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-ui); font-size: 60px; letter-spacing: .3em;
  color: rgba(36,30,20,.06); pointer-events: none; transform: rotate(-24deg);
  text-transform: uppercase;
}

/* vertical sargel rule down the left of the sheet */
.vrule { position: absolute; top: 0; bottom: 0; right: -14px; width: 14px; }
.vrule .vt { position: absolute; right: 0; width: 8px; height: 1px; background: rgba(62,142,129,.55); }
.vrule .vt.on { background: var(--teal-bright); width: 12px; }

/* --- 8. Calibration table ------------------------------------------- */
.letter-table { width: 100%; border-collapse: collapse; }
.letter-table th { position: sticky; top: 0; background: var(--panel); z-index: 2; font-size: 11px; color: var(--txt-3); text-align: right; padding: 6px 6px; border-bottom: 1px solid var(--rule); font-variant: small-caps; letter-spacing: .06em; }
.letter-table td { padding: 3px 6px; border-bottom: 1px solid var(--rule-2); }
.letter-table td.let { font-family: var(--font-he); font-size: 20px; text-align: center; direction: rtl; }
.letter-table td.num { text-align: right; font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: 13px; }
.letter-table td.cap { text-align: center; }
.letter-table input.cell {
  width: 64px; height: 26px; background: #1c2622; border: 1px solid rgba(242,231,206,.18);
  border-radius: 6px; color: var(--txt); font-family: var(--font-mono); font-size: 13px; text-align: right; padding: 0 6px;
}
.letter-table input.cell:focus { border-color: var(--teal); outline: none; }
.letter-table tr.restricted td.let { color: var(--txt-3); }
.letter-table tr.restricted td.cap { text-decoration: line-through; color: var(--txt-3); }
.letter-table tr:hover td { background: rgba(242,231,206,.05); }
.letter-table .stretch-ok { color: var(--teal-bright); }
.letter-table .stretch-no { color: var(--txt-3); text-decoration: line-through; }

/* --- 9. Geometry ---------------------------------------------------- */
.geom-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.geom-grid .full { grid-column: 1 / -1; }
.derived-stack { display: grid; grid-template-columns: 1fr; gap: 8px; }
.big-klaf { text-align: center; padding: 16px 10px; background: rgba(62,142,129,.10); border: 1px solid rgba(62,142,129,.3); border-radius: 10px; }
.big-klaf .label { font-variant: small-caps; letter-spacing: .12em; font-size: 12px; color: var(--txt-2); }
.big-klaf .value { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: 30px; color: var(--teal-bright); }
.big-klaf .value .unit { font-size: 14px; color: var(--txt-2); }
.guard { font-size: 13px; padding: 8px 10px; border-radius: 8px; border: 1px solid; }
.guard.pass { border-color: rgba(127,166,83,.5); background: rgba(127,166,83,.09); color: #cfe0c0; }
.guard.fail { border-color: rgba(176,74,56,.6); background: rgba(176,74,56,.12); color: #e8b4aa; }
.guard .gphrase { font-family: var(--font-he); direction: rtl; unicode-bidi: isolate; }

/* --- 10. Shemos ----------------------------------------------------- */
.shemos-groups { display: flex; flex-direction: column; gap: 10px; }
.shemos-group { border-radius: 8px; overflow: hidden; border: 1px solid var(--rule); }
.shemos-group .ghead { padding: 7px 10px; font-variant: small-caps; letter-spacing: .1em; font-size: 12px; display: flex; align-items: center; gap: 8px; }
.shemos-group.certain .ghead { background: rgba(199,154,63,.15); color: var(--shem); }
.shemos-group.uncertain .ghead { background: rgba(176,74,56,.15); color: #e8b4aa; }
.shemos-group.unsat .ghead { background: rgba(176,74,56,.25); color: #f0bbb1; }
.shem-row { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-top: 1px solid var(--rule-2); }
.shem-row .stok { flex: 0 0 auto; font-family: var(--font-he); font-size: 17px; direction: rtl; }
.shem-row .smeta { flex: 1 1 auto; min-width: 0; }
.shem-row .smeta .pos { font-family: var(--font-mono); font-size: 11px; color: var(--txt-2); }
.shem-row .spine { align-self: stretch; width: 3px; border-radius: 3px; margin: -7px 0; }
.shemos-group.certain .spine { background: var(--shem); }
.shemos-group.uncertain .spine { background: var(--madder); }
.shem-row .unsat-num { font-family: var(--font-mono); font-size: 12px; color: var(--madder); white-space: nowrap; }

/* --- 11. Passages --------------------------------------------------- */
.pass-card { border: 1px solid var(--rule); border-radius: 8px; padding: 10px; margin-bottom: 10px; }
.pass-card .pname { font-family: var(--font-he); font-size: 16px; direction: rtl; text-align: right; }
.pass-card .pmeta { font-size: 11px; color: var(--txt-3); font-family: var(--font-mono); margin-top: 4px; }
.pass-card .blocker { margin-top: 8px; }
.mini-svg { margin: 8px 0; height: 34px; background: rgba(242,231,206,.04); border-radius: 6px; }
.mini-svg svg { width: 100%; height: 100%; }

/* --- 12. Validation ------------------------------------------------- */
.val-summary { display: flex; gap: 10px; margin-bottom: 10px; }
.val-summary .vs { flex: 1; text-align: center; padding: 8px; border-radius: 8px; border: 1px solid var(--rule); }
.val-summary .vs .n { font-family: var(--font-mono); font-size: 22px; }
.val-summary .vs.err .n { color: var(--madder); }
.val-summary .vs.warn .n { color: var(--shem); }
.val-summary .vs.ok .n { color: var(--ok); }
.val-summary .vs .l { font-size: 11px; color: var(--txt-3); text-transform: uppercase; letter-spacing: .06em; }
.sev { font-weight: 700; }
.sev.error { color: var(--madder); }
.sev.warn { color: var(--shem); }
.sev.okg { color: var(--ok); }

/* --- 13. Layouts ---------------------------------------------------- */
.layout-card { border: 1px solid var(--rule); border-radius: 10px; overflow: hidden; margin-bottom: 10px; }
.layout-card .thumb { height: 44px; background: var(--klaf); position: relative; border-bottom: 1px solid var(--klaf-seam); }
.layout-card .thumb::after { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--klaf-seam); }
.layout-card .thumb .tyeria { position: absolute; top: 4px; bottom: 4px; width: 18px; border-left: 1px dashed var(--klaf-seam); }
.layout-card .lbody { padding: 10px 12px; }
.layout-card .lname { font-weight: 560; }
.layout-card .lmeta { font-size: 11px; color: var(--txt-3); font-family: var(--font-mono); margin: 4px 0 8px; }
.layout-card .lactions { display: flex; gap: 6px; flex-wrap: wrap; }
.layout-card.is-locked .thumb { border-left: 4px solid var(--shem); }

/* --- 14. Progress --------------------------------------------------- */
.amud-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(34px, 1fr)); gap: 6px; }
.amud-cell {
  aspect-ratio: 1; border-radius: 6px; border: 1px solid var(--rule);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 12px; color: var(--txt-2); cursor: pointer; position: relative;
}
.amud-cell.written { border-color: var(--teal); color: var(--teal-bright); }
.amud-cell.checked { background: var(--teal); color: #13211c; border-color: var(--teal); }
.amud-cell.proofread { background: var(--ok); color: #141f0e; border-color: var(--ok); }
.amud-cell.is-active { outline: 2px solid var(--teal-bright); outline-offset: 1px; }
.agg-bar { display: flex; height: 14px; border-radius: 7px; overflow: hidden; border: 1px solid var(--rule); }
.agg-bar .segw { background: var(--teal); }
.agg-bar .segc { background: var(--teal-bright); }
.agg-bar .segp { background: var(--ok); }
.agg-bar .segrest { background: var(--rule-2); }
.agg-line { display: flex; gap: 10px; align-items: center; justify-content: center; margin: 8px 0; font-size: 12px; color: var(--txt-2); }
.agg-line .swatch { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.line-strip { display: flex; flex-wrap: wrap; gap: 4px; }
.line-strip .dot { width: 26px; height: 26px; border-radius: 5px; border: 1px solid var(--rule); display: flex; align-items: center; justify-content: center; font-family: var(--font-mono); font-size: 11px; cursor: pointer; color: var(--txt-3); }
.line-strip .dot.written { border-color: var(--teal); color: var(--teal-bright); }
.line-strip .dot.checked { background: var(--teal); color: #13211c; }
.line-strip .dot.proofread { background: var(--ok); color: #141f0e; }

/* --- 15. Diff ------------------------------------------------------- */
.diff-head { display: flex; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.diff-head .col { flex: 1 1 140px; padding: 8px 10px; border: 1px solid var(--rule); border-radius: 8px; }
.diff-head .col .cn { font-size: 11px; color: var(--txt-3); text-transform: uppercase; letter-spacing: .06em; }
.diff-item { padding: 8px 10px; border-bottom: 1px solid var(--rule-2); }
.diff-item .dtype { display: inline-block; font-size: 10px; text-transform: uppercase; letter-spacing: .06em; padding: 1px 7px; border-radius: 8px; border: 1px solid; margin-right: 8px; }
.diff-item .dtype.moved { color: var(--teal-bright); border-color: var(--teal); }
.diff-item .dtype.rebroken { color: var(--shem); border-color: rgba(199,154,63,.5); }
.diff-item .dtype.unchanged { color: var(--txt-3); border-color: var(--txt-3); }
.diff-item .dref { font-family: var(--font-mono); font-size: 11px; color: var(--txt-2); }
.moved-to { font-family: var(--font-mono); font-size: 12px; color: var(--teal-bright); }
.diff-footer { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; padding-top: 10px; }
.verify-count { font-family: var(--font-mono); font-size: 13px; color: var(--txt-2); }

/* --- 16. Search ----------------------------------------------------- */
.search-result { border: 1px solid var(--rule); border-radius: 8px; padding: 8px 10px; margin-bottom: 8px; }
.search-result .vtext { font-family: var(--font-he); font-size: 16px; direction: rtl; text-align: right; }
.search-result .vpos { font-family: var(--font-mono); font-size: 11px; color: var(--txt-2); margin: 4px 0; }

/* --- 17. Compare ---------------------------------------------------- */
.compare-cols { display: grid; gap: 10px; }
.compare-cols.c2 { grid-template-columns: 1fr 1fr; }
.compare-cols.c3 { grid-template-columns: 1fr 1fr 1fr; }
.compare-col { border: 1px solid var(--rule); border-radius: 10px; padding: 12px; }
.compare-col .cname { font-weight: 560; margin-bottom: 4px; }
.compare-col .cheight { font-size: 12px; color: var(--txt-3); font-family: var(--font-mono); }
.compare-col .ctotal { margin-top: 10px; border-top: 1px solid var(--rule-2); padding-top: 8px; }
.compare-col .crow { display: flex; justify-content: space-between; font-size: 13px; color: var(--txt-2); margin: 3px 0; }
.compare-col .crow .v { font-family: var(--font-mono); color: var(--txt); }
.compare-col .crow.big .v { font-size: 20px; color: var(--teal-bright); }
.compare-col .delta { font-size: 11px; font-family: var(--font-mono); margin-top: 8px; }
.compare-col .delta.neg { color: var(--ok); }
.compare-col .delta.pos { color: var(--madder); }
.compare-note { font-size: 11px; color: var(--txt-3); margin-bottom: 8px; }

/* --- 18. First-run modal -------------------------------------------- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.6);
  display: flex; align-items: center; justify-content: center; z-index: 100; padding: 20px;
}
.modal {
  background: var(--panel); border: 1px solid var(--rule); border-radius: 12px;
  max-width: 520px; width: 100%; max-height: 86vh; overflow: auto; padding: 22px;
}
.modal h2 { font-family: var(--font-ui); font-weight: 560; font-size: 22px; margin: 0 0 4px; }
.modal .mheb { font-family: var(--font-he); color: var(--teal-bright); font-size: 16px; margin-bottom: 14px; }
.modal .mbody { font-size: 14px; color: var(--txt); line-height: 1.6; }
.modal .mbody ul { padding-left: 18px; }
.modal .disclaimer { margin-top: 14px; padding: 12px; border: 1px solid var(--shem); border-radius: 8px; background: rgba(199,154,63,.08); font-size: 13px; color: #e6d5a8; }
.modal .mactions { margin-top: 18px; display: flex; gap: 10px; justify-content: flex-end; }

/* --- 19. Toast ------------------------------------------------------ */
#toast {
  position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%);
  background: var(--panel-2); border: 1px solid var(--teal); color: var(--txt);
  padding: 10px 16px; border-radius: 8px; z-index: 200; font-size: 13px;
  box-shadow: 0 6px 30px rgba(0,0,0,.5); max-width: 80vw;
}
#toast.error { border-color: var(--madder); }

/* --- 20. Responsive ------------------------------------------------- */
/* Wide: side-by-side amudim, inline comparison */
@media (min-width: 1440px) {
  .amudim-row { justify-content: center; }
}

/* Bench below full width: slim rails and stack paired control grids so inputs never clip */
@media (max-width: 1439px) {
  :root { --rail-l: 300px; --rail-r: 320px; }
  .geom-grid { grid-template-columns: 1fr; }
  .master-grid { grid-template-columns: 1fr; }
  .workbench { grid-template-columns: var(--rail-l) minmax(440px, 1fr) var(--rail-r); }
}

/* Phone <1024: stacked + tab bar, tikkun h-scrolls */
@media (max-width: 1023px) {
  :root { --rail-l: 100%; --rail-r: 100%; }
  #app { height: 100dvh; }
  .workbench { display: flex; flex-direction: column; grid-template-columns: none; gap: 6px; padding: 6px; overflow-y: auto; }
  .rail { overflow: visible; }
  .tikkun-region { order: -1; }
  .tikkun-scroll { overflow-x: auto; }
  .sheet { min-width: 720px; }   /* physical width — never squishes */
  .drawer-tabs { flex-wrap: nowrap; height: auto; min-height: 44px; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .mm-input, .btn, .field input { min-height: 44px; }
  .btn { min-height: 44px; }
  .mm-input .stepper button { width: 44px; }
  .phone-tabs { display: flex; }
  .compare-cols.c2, .compare-cols.c3 { grid-template-columns: 1fr; }
  .app-bar { flex-wrap: wrap; height: auto; min-height: 48px; padding: 8px; }
  .app-bar .app-field { width: 100%; }
}

/* Phone tab bar (below sargel) */
.phone-tabs { display: none; position: sticky; top: 0; z-index: 50; background: var(--bench); border-bottom: 1px solid var(--rule); }
.phone-tabs button { flex: 1; min-height: 44px; background: transparent; border: none; border-bottom: 2px solid transparent; color: var(--txt-2); font-variant: small-caps; letter-spacing: .05em; cursor: pointer; }
.phone-tabs button[aria-selected="true"] { color: var(--txt); border-bottom-color: var(--teal); }
@media (max-width: 1023px) { .phone-tabs { display: flex; } }

/* Hidden-on-phone helpers */
@media (max-width: 1023px) {
  .rail-left .panel, .rail-right .panel { display: none; }
  .rail-left.show-panel .panel, .rail-right.show-panel .panel { display: block; }
}

/* --- 21. Print ------------------------------------------------------ */
@media print {
  body { background: #fff; color: #000; }
  .app-bar, #sargel, .lower-bench, .rail, .phone-tabs, #toast, .modal-backdrop { display: none !important; }
  .workbench { display: block; height: auto; overflow: visible; padding: 0; }
  .tikkun-region, .tikkun-scroll { overflow: visible; height: auto; }
  .sheet { box-shadow: none; min-width: 0; color: #000; }
  .line:hover { background: none; }
  .print-note { display: block; font-size: 11px; color: #555; margin: 0 0 12px; border: 1px solid #ccc; padding: 8px; }
}
.print-note { display: none; }
/* global select styling */
select, .select-input {
  background: #1c2622; color: var(--txt); border: 1px solid rgba(242,231,206,.18); border-radius: 8px;
  padding: 6px 8px; min-height: 34px; font-size: 13px; max-width: 100%;
}
select:focus, .select-input:focus { border-color: var(--teal); outline: none; }
select.pass-scheme { width: 100%; margin: 4px 0; }
.app-bar .select-input { min-height: 34px; }

/* ========================================================================
 * Supplement — component classes used across the modules (appended).
 * ===================================================================== */

/* generic rows / grids */
.grid-crud { display: flex; align-items: flex-end; gap: 8px; }
#calibration-body .grid-crud { display: grid; grid-template-columns: minmax(0, 1fr); }
.profile-help { font: 12px/1.5 system-ui, sans-serif; color: var(--txt-2); margin: 0 0 10px; }
.profile-start { flex: 0 0 auto; display: flex; align-items: center; gap: 14px; padding: 8px var(--gap); border-bottom: 1px solid var(--rule); background: var(--panel); font: 12px/1.5 system-ui, sans-serif; }
.profile-start .btn { flex: 0 0 auto; }
@media (max-width: 700px) { .profile-start { align-items: flex-start; flex-wrap: wrap; gap: 6px; } }
@media print { .profile-start { display: none !important; } }
.btn-row { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin-top: 4px; }
.master-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 6px; }
.field.full, .full { grid-column: 1 / -1; }
.field-label { font-size: 12px; color: var(--txt-2); font-variant: small-caps; letter-spacing: .06em; }

/* calibration */
.table-scroll { max-height: 320px; overflow: auto; border: 1px solid var(--rule-2); border-radius: 8px; }
.table-scroll::-webkit-scrollbar { width: 8px; }
.table-scroll::-webkit-scrollbar-thumb { background: var(--rule); border-radius: 4px; }
.letter-preview {
  position: sticky; bottom: 0; z-index: 3; margin-top: 6px;
  display: flex; align-items: center; gap: 10px;
  background: var(--klaf); color: var(--dyo); border-radius: 8px; padding: 6px 12px;
  box-shadow: 0 4px 16px rgba(0,0,0,.4);
}
.letter-preview .pbig { font-family: var(--font-he); font-size: 40px; line-height: 1; direction: rtl; }
.letter-preview .pmeta { font-family: var(--font-mono); font-size: 12px; color: #3a3122; }
.scale-note { margin: 8px 0 4px; }
.stretch-btn { min-width: 26px; height: 24px; border: 1px solid var(--rule); background: transparent; border-radius: 5px; cursor: pointer; font-family: var(--font-mono); font-size: 12px; color: var(--txt-2); }
.stretch-btn.stretch-ok { color: var(--teal-bright); border-color: rgba(62,142,129,.5); }
.stretch-btn.stretch-no { color: var(--txt-3); text-decoration: line-through; }

/* geometry */
.lines-selector { display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }

/* shemos */
.shemos-group .gbody { padding: 0; }
.shem-row.is-approved { opacity: .6; }

/* layouts */
.layout-card .lbody .lname { font-size: 15px; }
.layout-card .lactions { flex-wrap: wrap; }
.layout-card .lmeta { margin: 4px 0 8px; }

/* progress */
.agg-wrap { margin-bottom: 10px; }
.swatch { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }

/* diff */
.diff-list { margin-bottom: 10px; max-height: 300px; overflow: auto; }
.diff-item .dref { font-family: var(--font-mono); font-size: 11px; color: var(--txt-2); margin-left: 2px; }
.diff-adopt .toggle { display: inline-flex; margin: 2px 0; }

/* search / import */
.import-block { border: 1px solid var(--rule); border-radius: 8px; padding: 10px; margin-top: 8px; display: flex; flex-direction: column; gap: 6px; }
.import-block input[type="text"], .import-block select, .import-block textarea, .import-row input {
  width: 100%; background: #1c2622; border: 1px solid rgba(242,231,206,.18); border-radius: 6px; color: var(--txt); padding: 8px; font-size: 13px;
}
.import-block textarea { resize: vertical; direction: rtl; font-family: var(--font-he); min-height: 70px; }
.import-row { display: flex; gap: 6px; }
.import-block input:focus, .import-block select:focus, .import-block textarea:focus { border-color: var(--teal); outline: none; }
.import-hint summary { cursor: pointer; font-size: 12px; color: var(--teal-bright); }
.import-hint p { margin: 6px 0 0; }
.source-row { padding: 8px 10px; border-bottom: 1px solid var(--rule-2); }
.source-name { font-weight: 600; }

/* compare */
.cmp-picker { display: flex; flex-direction: column; gap: 4px; margin-bottom: 8px; }
.cmp-choice { display: flex; gap: 8px; align-items: center; }
.cmp-mini-row { font-size: 12px; color: var(--txt-2); padding: 3px 0; }
.compare-col .cheight { margin-bottom: 2px; }
.compare-cols { display: grid; }

/* export */
.export-controls { border-top: 1px solid var(--rule-2); padding-top: 10px; margin-top: 4px; display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }

/* stretch inspector */
.stretch-inspector {
  border-top: 1px solid var(--rule); background: #1B2420; padding: 10px var(--pad); max-height: 42vh; overflow: auto;
}
.stretch-inspector .si-head { display: flex; align-items: baseline; gap: 6px; margin-bottom: 4px; }
.si-leftover { font-size: 13px; margin-bottom: 8px; }
.si-leftover .mono { font-variant-numeric: tabular-nums; }
.si-leftover .mono.over { color: var(--teal-bright); }
.si-leftover .mono.under { color: var(--madder); }
.si-cands { display: flex; flex-direction: column; gap: 4px; margin-bottom: 8px; }
.si-cand { display: flex; align-items: center; gap: 8px; }
.si-cand .si-let { font-family: var(--font-he); font-size: 20px; width: 1.4em; text-align: center; direction: rtl; }
.si-cand input[type="number"] { width: 70px; background: #1c2622; border: 1px solid rgba(242,231,206,.18); border-radius: 6px; color: var(--txt); font-family: var(--font-mono); padding: 4px 6px; }
.si-cand .btn-icon { width: 28px; height: 28px; padding: 0; }
.si-actions { display: flex; gap: 6px; flex-wrap: wrap; }

@media (max-width: 1279px) {
  .import-row { flex-direction: column; gap: 6px; }
}

/* Whole-page viewer: scale the complete page, keeping all measured content. */
.preview-toolbar { flex: 0 0 auto; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; padding: 8px 12px; border-bottom: 1px solid var(--rule); }
.preview-toolbar select { min-width: 0; max-width: 220px; }
.preview-help { flex-basis: 100%; font: 11px/1.4 system-ui, sans-serif; color: var(--txt-2); }
.preview-page-frame { position: relative; margin: 12px auto; direction: ltr; flex: 0 0 auto; }
.preview-page-frame > .sheet { min-width: 0; min-height: 0; position: absolute; top: 0; left: 0; transform-origin: top left; font-size: 18px; }
.preview-page-frame .watermark { overflow: hidden; font-size: 40px; letter-spacing: .08em; transform: none; text-align: center; padding: 20px; }
.print-study-label { display: none; }
.tikkun-region.preview-expanded { position: fixed; inset: 10px; z-index: 150; background: var(--panel); border: 1px solid var(--teal); border-radius: 10px; box-shadow: 0 0 0 10px rgba(0,0,0,.7); }
@media screen {
  .preview-page-frame .amud.screen-page-hidden { display: none; }
  .preview-page-frame .amud { border: 0; }
}
@media (max-width: 1023px) {
  .tikkun-region { flex: 0 0 auto; min-height: 70dvh; }
  .tikkun-scroll { min-height: 42dvh; }
  .preview-page-frame > .sheet { min-width: 0; }
  .preview-toolbar select { flex: 1 1 130px; }
  .tikkun-region.preview-expanded { min-height: 0; }
}
@media print {
  html, body, #app { height: auto !important; overflow: visible !important; }
  .demo-notice, .preview-toolbar, .tikkun-panel > .panel-head, .stretch-inspector, .sheet > .watermark { display: none !important; }
  .tikkun-region, .tikkun-region.preview-expanded, .tikkun-panel, .tikkun-scroll { position: static !important; inset: auto !important; display: block !important; height: auto !important; min-height: 0 !important; overflow: visible !important; border: 0; box-shadow: none; padding: 0; }
  .preview-page-frame { width: auto !important; height: auto !important; margin: 0; }
  .preview-page-frame > .sheet { position: static; transform: none !important; min-width: 0; min-height: 0; width: auto; padding: 0; background: white; font-size: 18px; }
  .amudim-row { display: block; }
  .amud, .amud.screen-page-hidden { display: block !important; width: max-content; max-width: none; break-after: page; page-break-after: always; break-inside: avoid; border: 0; }
  .amud:last-child { break-after: auto; page-break-after: auto; }
  .print-study-label { display: block; font: 10px/1.4 system-ui, sans-serif; direction: ltr; color: #555; margin-top: 12px; max-width: 150mm; }
  .print-note { display: block; }
  .tikkun-scroll:not(.print-ready) .preview-page-frame { display: none !important; }
}