.scientific-calculator-page .math-workspace-bar { padding:12px 0; gap:12px; }
.scientific-calculator-page .math-workspace-bar > strong { font-size:clamp(1.1rem,2vw,1.4rem); }
.scientific-calculator-page .math-workspace-links { gap:8px; }
.scientific-calculator-page .math-workspace-links a,
.scientific-calculator-page .math-workspace-links button { display:inline-flex; align-items:center; min-height:40px; padding:8px 12px; border:1px solid var(--line); border-radius:8px; background:var(--paper); color:var(--ink); font:700 .85rem/1.3 Arial,Helvetica,sans-serif; text-decoration:none; }
.scientific-calculator-page .math-frame-shell { background:transparent; box-shadow:none; border:0; }
.scientific-calculator-page .math-tool-section { padding-bottom:12px; }
.le-math-embed--calculator { --sc-accent:#167c73; --sc-accent-soft:#e8f6f3; padding:0; font-family:Arial,Helvetica,sans-serif; }
.le-math-embed--calculator .kalk-wrap {
  --ktx:var(--le-ink); --kmu:var(--le-muted); --kp:var(--sc-accent); --kpd:var(--sc-accent);
  --kpl:var(--sc-accent-soft); --kpll:var(--le-soft); --ksl:var(--le-tint);
  --ko:var(--sc-accent); --kb:var(--sc-accent); --ksh:none;
  display:block; height:100%; min-height:0; padding:0; font-family:Arial,Helvetica,sans-serif;
}
.le-math-embed--calculator .kalk-hero { position:absolute; width:1px; height:1px; padding:0!important; margin:-1px; overflow:hidden; clip-path:inset(50%); white-space:nowrap; }
.le-math-embed--calculator .kalk-shell { height:100%; width:100%; max-width:1040px; margin:auto; padding:24px; border:1px solid var(--le-line)!important; border-radius:8px!important; background:var(--le-paper)!important; box-shadow:0 10px 24px #1d2a380a!important; overflow:auto; overscroll-behavior:contain; scroll-padding-top:var(--sc-display-height,200px); scroll-padding-bottom:56px; }
.le-math-embed--calculator .sc-display { position:sticky; top:-24px; z-index:5; padding-top:4px; background:var(--le-paper); }
.le-math-embed--calculator .sc-heading { display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px; margin-bottom:16px; }
.le-math-embed--calculator .sc-eyebrow { color:var(--sc-accent); font-size:.72rem; font-weight:800; text-transform:uppercase; margin:0 0 5px; }
.le-math-embed--calculator .sc-heading h2 { font:800 1.35rem/1.25 Arial,Helvetica,sans-serif; color:var(--le-ink); margin:0; }
.le-math-embed--calculator .kalk-ang { gap:6px; margin:0; padding:4px; background:var(--le-soft); border:1px solid var(--le-line); border-radius:8px; }
.le-math-embed--calculator .kalk-ap { min-height:40px; min-width:60px; padding:8px; border:1px solid transparent; border-radius:6px; color:var(--le-muted); background:transparent; font:700 .85rem/1.3 Arial,Helvetica,sans-serif; }
.le-math-embed--calculator .kalk-ap[aria-pressed=true] { background:var(--le-paper); border-color:var(--le-line); color:var(--sc-accent); box-shadow:0 2px 8px #1425360a; }
.le-math-embed--calculator .kalk-dsp { position:relative; top:auto; min-height:112px; padding:12px 16px; margin:0 0 16px; background:var(--le-soft)!important; border:1px solid var(--le-line); box-shadow:none; border-radius:8px; }
.le-math-embed--calculator .kalk-sts { gap:6px; min-height:18px; margin-bottom:6px; }
.le-math-embed--calculator .kalk-bdg { font:700 .65rem/1.3 Arial,Helvetica,sans-serif; border-radius:4px; padding:3px 6px; }
.le-math-embed--calculator .kalk-bdg:not(.kon) { display:none; }
.le-math-embed--calculator :is(.kalk-bs,.kalk-ba,.kalk-bh,.kalk-ban,.kalk-bm) { background:var(--sc-accent-soft); color:var(--sc-accent); }
.le-math-embed--calculator .kalk-resline { font: .85rem/1.45 Arial,Helvetica,sans-serif; color:var(--le-muted); overflow-wrap:anywhere; }
.le-math-embed--calculator .kalk-mathout { min-height:48px; font-family:Consolas,'Courier New',monospace; font-size:1.8rem; color:var(--le-ink); }
.le-math-embed--calculator .kalk-mathout.kresult { font-size:2rem; }
.le-math-embed--calculator .kalk-mathout:focus-visible { outline:2px solid var(--sc-accent); outline-offset:3px; border-radius:4px; }
.le-math-embed--calculator .sc-input-hint { display:none; color:var(--le-muted); font-size:.8rem; line-height:1.4; margin:0; }
.le-math-embed--calculator .kalk-mathout[data-empty=true] + .sc-input-hint { display:block; }
.le-math-embed--calculator .kmslot.kact { background:var(--sc-accent-soft); }
.le-math-embed--calculator .kmcur { background:var(--sc-accent); }
.le-math-embed--calculator :is(.kmch.kop,.kmpar,.kmabs-bar,.kmfunc-name,.kmlog-name) { color:var(--sc-accent)!important; }
.le-math-embed--calculator .kalk-toprow { display:grid; grid-template-columns:80px 80px minmax(180px,1fr) 80px 80px; gap:8px; align-items:center; min-height:44px; margin:0 0 20px; }
.le-math-embed--calculator .kalk-dpad-cell { justify-content:center; }
.le-math-embed--calculator .kalk-dpad { display:grid; grid-template-columns:repeat(4,44px); gap:6px; width:auto; height:44px; }
.le-math-embed--calculator :is(.kbnav-empty,.kbnav-label) { display:none; }
.le-math-embed--calculator :is(.kb,.kbnav) { min-height:52px; border:1px solid var(--le-line)!important; border-radius:8px; background:var(--le-paper)!important; color:var(--le-ink)!important; box-shadow:none!important; font-family:Arial,Helvetica,sans-serif; }
.le-math-embed--calculator .kbnav { min-height:44px; font-size:1.15rem; }
.le-math-embed--calculator .kalk-toprow > .kb { min-height:44px; }
.le-math-embed--calculator :is(.kb,.kbnav):hover { background:var(--le-soft)!important; border-color:var(--sc-accent)!important; }
.le-math-embed--calculator :is(.kb,.kbnav):active { transform:none; }
.le-math-embed--calculator :is(.kbsh,.kbal,.kbon,.kbmo) { background:var(--le-soft)!important; }
.le-math-embed--calculator .kb[aria-pressed=true] { background:var(--sc-accent-soft)!important; color:var(--sc-accent)!important; border-color:var(--sc-accent)!important; }
.le-math-embed--calculator .kbm { font-size:1rem; line-height:1.2; }
.le-math-embed--calculator .kbt { font-size:.68rem; line-height:1.35; color:var(--le-muted)!important; letter-spacing:0; min-height:0; }
.le-math-embed--calculator .kb .kbt:empty { display:none; }
.le-math-embed--calculator .kalk-rows { display:grid; grid-template-columns:minmax(0,1.08fr) minmax(0,1fr); gap:24px; }
.le-math-embed--calculator .sc-keypad-tabs { display:none; }
.le-math-embed--calculator :is(.sc-science,.sc-numbers) { min-width:0; display:grid; align-content:start; gap:8px; }
.le-math-embed--calculator .sc-group-title { margin:0 0 4px; font-size:.85rem; font-weight:700; line-height:1.4; color:var(--le-muted); }
.le-math-embed--calculator .kalk-row { gap:6px; }
.le-math-embed--calculator :is(.kbf,.kbo) { background:var(--sc-accent-soft)!important; color:var(--sc-accent)!important; }
.le-math-embed--calculator :is(.kbdl,.kbac) { background:var(--le-tint)!important; color:var(--le-ink)!important; }
.le-math-embed--calculator .kbeq,
.le-math-embed--calculator .kbeq:hover { background:var(--le-coral)!important; border-color:var(--le-coral-dark)!important; color:#20242a!important; }
.le-math-embed--calculator .kalk-ht { display:inline-flex; min-height:44px; padding:8px 14px; margin:20px 0 0; border:1px solid var(--le-line); border-radius:8px; background:var(--le-paper); color:var(--le-ink); font:700 .85rem/1.3 Arial,Helvetica,sans-serif; }
.le-math-embed--calculator .kalk-hp { max-height:220px; margin-top:12px; padding:8px 16px; border:1px solid var(--le-line); border-radius:8px; background:var(--le-soft); color:var(--le-ink); }
.le-math-embed--calculator .kalk-hi { width:100%; min-height:44px; padding:8px 0; background:transparent; border:0; border-bottom:1px solid var(--le-line); color:var(--le-ink); font:inherit; text-align:left; }
.le-math-embed--calculator .kalk-hie { opacity:1; font-size:.85rem; color:var(--le-muted); }
.le-math-embed--calculator .kalk-hiv { font-size:.95rem; color:var(--sc-accent); }
.le-math-embed--calculator .sc-angle-help { font-size:.8rem; color:var(--le-muted); line-height:1.5; margin:14px 0 0; }
html[data-theme=dark] .le-math-embed--calculator { --sc-accent:#91e0d0; --sc-accent-soft:#244b48; }
html[data-theme=dark] .le-math-embed--calculator .kalk-wrap { --ktx:var(--le-ink); --kmu:var(--le-muted); --kp:var(--sc-accent); --kpd:var(--sc-accent); --kb:var(--sc-accent); --ko:var(--sc-accent); }
@media(max-width:859px) {
  .le-math-embed--calculator .kalk-shell { padding:16px; }
  .le-math-embed--calculator .sc-display { top:-16px; }
  .le-math-embed--calculator .sc-heading { gap:12px; }
  .le-math-embed--calculator .sc-heading { display:grid; grid-template-columns:minmax(0,1fr) auto; }
  .le-math-embed--calculator .sc-eyebrow { display:none; }
  .le-math-embed--calculator .sc-heading h2 { font-size:1.15rem; }
  .le-math-embed--calculator .kalk-ang { width:auto; }
  .le-math-embed--calculator .kalk-ap { min-width:44px; padding:6px; font-size:.78rem; }
  .le-math-embed--calculator .kalk-toprow { grid-template-columns:repeat(4,minmax(0,1fr)); gap:6px; margin-bottom:16px; }
  .le-math-embed--calculator .kalk-toprow > .kbsh { grid-column:1; grid-row:1; }
  .le-math-embed--calculator .kalk-toprow > .kbal { grid-column:2; grid-row:1; }
  .le-math-embed--calculator .kalk-toprow > .kbmo { grid-column:3; grid-row:1; }
  .le-math-embed--calculator .kalk-toprow > .kbon { grid-column:4; grid-row:1; }
  .le-math-embed--calculator .kalk-dpad-cell { grid-column:1/-1; grid-row:2; }
  .le-math-embed--calculator .kalk-dpad { grid-template-columns:repeat(4,minmax(0,1fr)); width:100%; }
  .le-math-embed--calculator .kalk-rows { grid-template-columns:minmax(0,1fr); gap:20px; }
  .le-math-embed--calculator .sc-keypad-tabs { display:grid; grid-template-columns:1fr 1fr; gap:4px; padding:4px; margin-bottom:12px; border:1px solid var(--le-line); border-radius:8px; background:var(--le-soft); }
  .le-math-embed--calculator .sc-keypad-tabs button { min-width:0; min-height:40px; padding:6px; font:700 .8rem/1.3 Arial,Helvetica,sans-serif; border:1px solid transparent; border-radius:6px; background:transparent; color:var(--le-muted); }
  .le-math-embed--calculator .sc-keypad-tabs button[aria-pressed=true] { background:var(--le-paper); color:var(--sc-accent); border-color:var(--le-line); }
  .le-math-embed--calculator .kalk-rows[data-keypad=numbers] .sc-science,
  .le-math-embed--calculator .kalk-rows[data-keypad=science] .sc-numbers { display:none; }
  .le-math-embed--calculator .sc-group-title { position:absolute; width:1px; height:1px; margin:-1px; overflow:hidden; clip-path:inset(50%); }
  .le-math-embed--calculator :is(.kb,.kbnav) { min-height:44px; }
  .le-math-embed--calculator .kbt { font-size:.6rem; }
  .scientific-calculator-page .math-workspace-bar { padding:6px 0; }
  .scientific-calculator-page .math-workspace-links a,.scientific-calculator-page .math-workspace-links button { padding:6px 8px; font-size:.75rem; }
}
@media(max-width:359px) { .le-math-embed--calculator .sc-science :is(.kr5,.kr6) { grid-template-columns:repeat(3,minmax(0,1fr)); } }