:root{--text: #6b6375;--text-h: #08060d;--bg: #f4f3f7;--card-bg: #ffffff;--border: #e5e4e7;--accent: #7c3aed;--accent-contrast: #ffffff;--display-bg: #ecebef;--key-bg: #ffffff;--key-operator-bg: #efe6fd;--key-function-bg: #eceaef;--history-entry-bg: #f4f3f7;--error-bg: #fdecec;--error-text: #9f1d1d;--error-border: #f3b4b4;--shadow: rgba(0, 0, 0, .1) 0 10px 15px -3px, rgba(0, 0, 0, .05) 0 4px 6px -2px;--sans: system-ui, "Segoe UI", Roboto, sans-serif;--mono: ui-monospace, "Cascadia Code", Consolas, monospace;font:16px/1.45 var(--sans);color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}:root[data-theme=dark]{--text: #9ca3af;--text-h: #f3f4f6;--bg: #14151a;--card-bg: #1c1d24;--border: #2e303a;--accent: #a78bfa;--accent-contrast: #14151a;--display-bg: #101116;--key-bg: #24252d;--key-operator-bg: #322a49;--key-function-bg: #2a2b34;--history-entry-bg: #101116;--error-bg: #3a1717;--error-text: #ffb4b4;--error-border: #6b2a2a;--shadow: rgba(0, 0, 0, .4) 0 10px 15px -3px, rgba(0, 0, 0, .25) 0 4px 6px -2px}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100svh;display:flex;align-items:center;justify-content:center;padding:1.5rem 1rem}#root{width:100%;max-width:26rem}h1{font-size:1.4rem;font-weight:600;color:var(--text-h);margin:0 0 1rem;text-align:center}._header_f5as9_1{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:1rem}._header_f5as9_1 h1{margin:0;text-align:left;font-size:clamp(1.05rem,4.5vw,1.4rem)}._display_10s4r_1{position:relative;display:flex;flex-direction:column;justify-content:center;gap:.15rem;min-height:4rem;padding:.75rem 1rem;border-radius:.75rem;background:var(--display-bg);border:1px solid var(--border);overflow:hidden;cursor:pointer}._display_10s4r_1:focus-visible{outline:2px solid 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.5rem;border-radius:999px;border:1px solid var(--border)}._toast_1jn56_1{position:fixed;left:50%;bottom:1.5rem;transform:translate(-50%,.5rem);max-width:min(90vw,24rem);padding:.75rem 1rem;border-radius:.6rem;background:var(--error-bg);color:var(--error-text);border:1px solid var(--error-border);box-shadow:var(--shadow);font-size:.9rem;line-height:1.35;word-break:break-word;z-index:40;opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease}._visible_1jn56_24{opacity:1;transform:translate(-50%)}@media(prefers-reduced-motion:reduce){._toast_1jn56_1{transition:none}}._history_11t9i_1{display:flex;flex-direction:column;gap:.4rem;flex:1;min-height:0}._header_11t9i_9{display:flex;align-items:center;justify-content:space-between;gap:.5rem}._title_11t9i_16{font-size:.85rem;font-weight:600;color:var(--text);text-transform:uppercase;letter-spacing:.06em;margin:0}._clearButton_11t9i_25{border:none;background:none;padding:0;color:var(--accent);font-size:.8rem;font-weight:600;cursor:pointer}._clearButton_11t9i_25:hover{text-decoration:underline}._empty_11t9i_39{font-size:.85rem;color:var(--text);opacity:.7;margin:0}._list_11t9i_46{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.3rem;flex:1;min-height:0;overflow-y:auto}._entry_11t9i_58{font-family:var(--mono);font-size:.85rem;color:var(--text-h);padding:.35rem .6rem;border-radius:.4rem;background:var(--history-entry-bg)}._panel_1g8ct_1{position:fixed;top:0;right:0;height:100dvh;width:min(20rem,90vw);display:flex;flex-direction:column;background:var(--card-bg);border:1px solid var(--border);box-shadow:var(--shadow);padding:1.25rem 1rem;transform:translate(100%);transition:transform .25s ease;z-index:25;overflow-y:auto}._panel_1g8ct_1._open_1g8ct_19{transform:translate(0)}._close_1g8ct_23{align-self:flex-end;border:none;background:none;color:var(--text-h);font-size:1.4rem;line-height:1;cursor:pointer;padding:.25rem;margin-bottom:.25rem}._close_1g8ct_23:hover{color:var(--accent)}@media(prefers-reduced-motion:reduce){._panel_1g8ct_1{transition:none}}._keypad_wceki_1{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem}._button_wceki_7{min-height:3rem;border:1px solid var(--border);border-radius:.6rem;font-family:var(--mono);font-size:1.05rem;font-weight:500;cursor:pointer;transition:filter .1s ease,transform .05s ease;color:var(--text-h);background:var(--key-bg)}._button_wceki_7:hover:not(:disabled){filter:brightness(1.08)}._button_wceki_7:active:not(:disabled){transform:scale(.97)}._button_wceki_7:disabled{cursor:not-allowed;opacity:.6}._digit_wceki_35{background:var(--key-bg)}._operator_wceki_39{background:var(--key-operator-bg);color:var(--accent)}._equals_wceki_44{background:var(--accent);color:var(--accent-contrast);font-size:1.2rem;font-weight:600}._function_wceki_51{background:var(--key-function-bg)}@media(max-width:420px){._button_wceki_7{min-height:2.75rem;font-size:.95rem}}._card_100fz_1{display:flex;flex-direction:column;gap:.75rem;padding:1rem;border-radius:1rem;background:var(--card-bg);border:1px solid var(--border);box-shadow:var(--shadow)}._topRow_100fz_12{display:flex;justify-content:flex-end}._historyToggle_100fz_17{display:inline-flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border:1px solid var(--border);border-radius:.6rem;background:var(--key-bg);color:var(--text-h);cursor:pointer}._historyToggle_100fz_17:hover{filter:brightness(1.08)}._icon_100fz_34{width:1.15rem;height:1.15rem;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}._toggle_guciw_1{display:inline-flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border:1px solid var(--border);border-radius:.6rem;background:var(--card-bg);color:var(--text-h);cursor:pointer}._toggle_guciw_1:hover{filter:brightness(1.08)}._icon_guciw_18{width:1.15rem;height:1.15rem;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}