.calculator-trigger{display:inline-flex;align-items:center;gap:8px;min-height:34px;padding:7px 11px;border:1px solid #bcb4ac;border-radius:7px;background:#fffcf8;color:#232925;font:600 11px/1.3 Inter,Arial,sans-serif;cursor:pointer;white-space:nowrap}
.calculator-trigger svg{width:16px;height:18px;flex-shrink:0}.calculator-trigger:hover,.calculator-trigger[aria-expanded=true]{border-color:#e86b5e;background:#fbe3df}
.calculator-panel[hidden]{display:none!important}
.calculator-panel{position:fixed;right:20px;top:154px;width:344px;max-height:calc(100dvh - 174px);overflow-y:auto;z-index:50;padding:18px;background:#fffcf8;border:1px solid #b8b1a8;border-top:4px solid #ed7164;border-radius:14px;box-shadow:0 18px 50px #20201b24;scrollbar-width:thin;scrollbar-color:#bcb4ac transparent}
.calc-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:13px}.calc-eyebrow{display:block;font-size:8px;font-weight:700;letter-spacing:.1em;color:#747269}.calc-heading h2{font-size:25px;line-height:1.1;letter-spacing:-.045em;margin:5px 0 0;color:#20241f}.calc-heading h2 span{color:#e86b5e}
.calc-close{display:grid;place-items:center;flex-shrink:0;width:32px;height:32px;border:1px solid #d7d0c7;background:#fff;border-radius:50%;font-size:23px;line-height:1;cursor:pointer;color:#57534d}.calc-close:hover{background:#fbe3df;border-color:#e86b5e}
.calc-toolbar{display:flex;align-items:center;gap:8px;margin-bottom:12px}.calc-angle{display:flex;border:1px solid #cdc6bd;border-radius:6px;overflow:hidden}.calc-angle button,.calc-inverse{padding:6px 9px;min-height:28px;background:transparent;border:0;font-size:9px;font-weight:700;letter-spacing:.04em;color:#63645b;cursor:pointer}.calc-angle button[aria-pressed=true],.calc-inverse[aria-pressed=true]{background:#dceff0;color:#15515b}.calc-inverse{border:1px solid #cdc6bd;border-radius:6px}.calc-mode-note{margin-left:auto;font-size:9px;color:#7b786f}
.calc-display{padding:12px 13px 10px;background:#f0f6f3;border:1px solid #c8d5ce;border-radius:9px;min-width:0}.calc-display>label{display:block;font-size:9px;letter-spacing:.07em;text-transform:uppercase;font-weight:700;color:#6c786f;margin-bottom:5px}.calc-display input{width:100%;padding:5px 0;background:transparent;border:0;border-radius:0;font:16px/1.6 'SFMono-Regular',Consolas,monospace;color:#25362b}.calc-display input:focus-visible{outline:2px solid #268497;outline-offset:3px}.calc-result-row{display:flex;align-items:baseline;gap:12px;margin-top:3px;padding-top:6px;border-top:1px solid #d7e3dc}.calc-result-row>span{color:#7a8d81;font-size:17px}.calc-result-row output{flex:1;min-width:0;overflow-wrap:anywhere;text-align:right;font-size:29px;line-height:1.45;font-weight:600;letter-spacing:-.03em;font-variant-numeric:tabular-nums;color:#183e2c;user-select:text}.calc-result-row output.calc-result-long{font-size:21px;letter-spacing:-.015em}
.calc-message{font-size:11px;line-height:1.6;color:#854233;margin:8px 0;min-height:0}.calc-message:empty{display:none}
.calc-keypad{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:5px;margin:12px 0 14px}.calc-key{min-width:0;min-height:40px;padding:7px 3px;border:1px solid #d5cdc3;border-radius:7px;background:#f3eee7;color:#3d443b;font-size:12px;font-weight:600;line-height:1.3;cursor:pointer;touch-action:manipulation;transition:background .12s,transform .12s}.calc-key-number{background:#fff;font-size:16px;font-weight:600}.calc-key:hover{background:#dceff0;border-color:#91b6b8}.calc-key:active{transform:translateY(1px);background:#cde5e7}.calc-key-equals{background:#ed7164;border-color:#d75e52;color:#211d19;font-size:20px}.calc-key-equals:hover{background:#f5988d;border-color:#d75e52}
.calc-result-actions{display:grid;grid-template-columns:minmax(0,1fr) 65px;gap:7px}.calc-result-actions .btn{min-height:36px;padding:9px 8px;font-size:10px;border-radius:7px}.calc-result-actions .btn:disabled{opacity:.45;cursor:default}.calc-target{font-size:10px;line-height:1.65;color:#696b62;margin:8px 0 13px;overflow-wrap:anywhere}
.calc-history{border-top:1px solid #dad3ca;padding-top:11px}.calc-history summary{font-size:10px;line-height:1.6;font-weight:600;color:#556058;cursor:pointer}.calc-history-item{display:flex;justify-content:space-between;align-items:baseline;gap:12px;width:100%;padding:10px 0;border:0;border-bottom:1px solid #e6e0d8;background:transparent;text-align:left;cursor:pointer;color:#334338;font-size:11px;line-height:1.6}.calc-history-item>span{min-width:0;overflow-wrap:anywhere}.calc-history-item small{font-size:8px;color:#80827a}.calc-history-item b{font-variant-numeric:tabular-nums;overflow-wrap:anywhere;max-width:45%;text-align:right}.calc-empty,.calc-footnote{font-size:9px;line-height:1.7;color:#838077;margin:10px 0 0}.calc-footnote{border-top:1px solid #e6e0d8;padding-top:10px}
.calculator-panel button:focus-visible,.calc-history summary:focus-visible{outline:3px solid #047c9d;outline-offset:2px}
@media(min-width:1180px){.calculator-docked .shell{margin-right:378px}.calculator-docked .question-layout,.calculator-docked .bank-layout{grid-template-columns:205px minmax(0,1fr);gap:20px}.calculator-docked .bank-browser{padding:16px}.calculator-docked header{padding-right:20px}.calculator-docked .local-note{display:none}}
@media(min-width:1180px) and (max-width:1550px){.calculator-docked #formula-list,.calculator-docked .practice-grid{grid-template-columns:1fr}.calculator-docked .page-top .pill{display:none}}
@media(max-width:1179px){.calculator-panel{top:auto;bottom:14px;right:14px;max-height:calc(100dvh - 28px);width:344px}}
@media(max-width:600px){.calculator-trigger{font-size:10px;padding:7px 9px}.calculator-panel{left:10px;right:10px;bottom:10px;width:auto;max-width:360px;margin-left:auto;max-height:calc(100dvh - 20px);padding:15px}.calc-key{min-height:42px}.calc-display input{font-size:16px}.calc-mode-note{font-size:8px}}
@media(prefers-reduced-motion:reduce){.calc-key{transition:none}}
.calculator-mini{position:fixed;left:18px;bottom:18px;z-index:51;display:flex;align-items:center;gap:11px;min-height:46px;padding:11px 15px;background:#fff9f0;border:1px solid #df786b;border-left:4px solid #e96658;border-radius:8px;box-shadow:0 5px 18px #43362b15;color:#38453c;font:600 12px/1.3 Inter,Arial,sans-serif;cursor:pointer}.calculator-mini svg{width:17px;height:21px;color:#ce594d}.calculator-mini:hover{background:#fbe3dd}.calculator-mini[hidden]{display:none!important}.calculator-mini:focus-visible{outline:3px solid #168184;outline-offset:4px}.calculator-panel{left:18px;right:auto;top:auto;bottom:18px;width:344px;max-height:calc(100dvh - 36px)}.calc-heading{justify-content:flex-start}.calc-minimize{border-radius:7px;width:34px;height:34px;font-size:21px;background:#fff1e8;color:#c6594e;align-self:flex-start}.calc-minimize:hover{background:#f8d8ce}
@media(max-width:600px){.calculator-mini{left:10px;bottom:10px;min-height:44px}.calculator-panel{left:10px;right:auto;bottom:10px;width:min(344px,calc(100vw - 20px));margin:0;max-width:344px;max-height:calc(100dvh - 20px)}}