@import "https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&display=swap";
@layer theme{:root,:host{--default-font-family:"Manrope", sans-serif;--default-mono-font-family:"DM Mono", monospace}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.block{display:block}}:root{--background:#f4f9f9;--foreground:#17343b;--ink-muted:#6e888d;--teal:#177b7a;--teal-dark:#0d5f64;--teal-soft:#dff3f1;--blue-soft:#edf7fc;--line:#dcebea;--key-shadow:0 5px 0 #d7e6e5;--card-shadow:0 24px 60px #235e631a, 0 3px 12px #235e630d}*{box-sizing:border-box}html{min-width:320px}body{background:var(--background);color:var(--foreground);margin:0;font-family:Manrope,sans-serif}button{font:inherit}.calculator-shell{background:linear-gradient(135deg,#f7fbfa 0%,#eef8fb 100%);justify-content:center;align-items:center;min-height:100svh;padding:32px 20px;display:flex;position:relative;overflow:hidden}.ambient{border:1px solid #50a8a929;border-radius:999px;width:350px;height:350px;position:absolute}.ambient-top{top:-155px;right:-150px}.ambient-bottom{width:420px;height:420px;bottom:-210px;left:-140px}.calculator-card{box-shadow:var(--card-shadow);z-index:1;background:#ffffffe6;border:1px solid #ffffffe6;border-radius:28px;width:100%;max-width:430px;padding:28px;position:relative;overflow:hidden}.calculator-header{align-items:center;gap:12px;margin-bottom:24px;display:flex}.brand-mark{align-items:center;width:28px;height:34px;display:flex;position:relative}.brand-drop{background:var(--teal);border-radius:12px 12px 12px 3px;width:18px;height:18px;position:absolute;top:8px;left:0;transform:rotate(-45deg)}.brand-line{background:var(--teal);border-radius:99px;width:19px;height:2px;position:absolute;top:16px;left:15px;transform:rotate(-38deg)}.eyebrow{color:var(--ink-muted);letter-spacing:.14em;text-transform:uppercase;margin:0 0 1px;font-size:10px;font-weight:800}h1{color:var(--teal-dark);letter-spacing:-.04em;margin:0;font-size:21px;line-height:1}.status-pill{background:var(--teal-soft);color:var(--teal-dark);border-radius:99px;align-items:center;gap:6px;margin-left:auto;padding:7px 10px;font-size:11px;font-weight:700;display:flex}.status-dot{background:#48b99e;border-radius:50%;width:6px;height:6px;box-shadow:0 0 0 3px #48b99e29}.display-panel{background:linear-gradient(145deg, var(--blue-soft), #f6fbfb);border:1px solid #e2f0f1;border-radius:18px;min-height:168px;padding:18px 20px;position:relative}.display-label{color:var(--ink-muted);letter-spacing:.12em;text-transform:uppercase;font-size:10px;font-weight:700}.expression{color:#729096;text-align:right;text-overflow:ellipsis;white-space:nowrap;max-width:100%;margin-top:18px;font-family:DM Mono,monospace;font-size:15px;overflow:hidden}.result{color:var(--foreground);letter-spacing:-.07em;overflow-wrap:break-word;text-align:right;margin-top:7px;font-family:DM Mono,monospace;font-size:clamp(30px,9vw,45px);font-weight:500;line-height:1.1}.result-message{letter-spacing:-.04em;padding-top:12px;font-family:Manrope,sans-serif;font-size:21px}.display-trace{gap:4px;display:flex;position:absolute;bottom:15px;left:20px}.display-trace span{background:#9bd4d0;border-radius:3px;width:14px;height:3px}.display-trace span:nth-child(2){opacity:.55;width:8px}.display-trace span:nth-child(3){opacity:.3;width:4px}.keypad{grid-template-columns:repeat(4,1fr);gap:10px;margin-top:20px;display:grid}.key{border:1px solid var(--line);box-shadow:var(--key-shadow);color:var(--foreground);cursor:pointer;background:#fff;border-radius:15px;justify-content:center;align-items:center;min-width:44px;height:56px;font-size:19px;font-weight:700;transition:background .18s,color .18s,box-shadow .18s,transform .18s cubic-bezier(.2,.8,.2,1);display:flex}.key:hover{color:var(--teal-dark);background:#f4fbfb;border-color:#b6dcda;transform:translateY(-2px)}.key:active{transform:translateY(3px);box-shadow:0 2px #d7e6e5}.key:focus-visible{outline-offset:3px;outline:3px solid #177b7a47}.key-utility{color:var(--teal-dark);background:#f4faf9;font-size:16px}.key-operator{background:var(--teal-soft);color:var(--teal-dark);border-color:#c9e8e5;font-size:22px}.key-equals{background:var(--teal);border-color:var(--teal);color:#fff;grid-row:span 2;height:122px;font-size:24px;box-shadow:0 5px #0f6568}.key-equals:hover{background:var(--teal-dark);border-color:var(--teal-dark);color:#fff}.key-wide{grid-column:span 2}.calculator-footer{color:var(--ink-muted);letter-spacing:.02em;align-items:center;gap:7px;margin-top:21px;font-size:10px;font-weight:600;display:flex}.footer-pulse{background:var(--teal);box-shadow:0 0 0 4px var(--teal-soft);border-radius:50%;width:5px;height:5px;margin-left:2px}.keyboard-hint{color:#91a8ab;margin-left:auto}@media (max-width:430px){.calculator-shell{padding:16px 12px}.calculator-card{border-radius:23px;padding:20px 16px}.keypad{gap:8px;margin-top:16px}.key{border-radius:13px;height:54px}.key-equals{height:116px}.display-panel{min-height:156px}}@media (prefers-reduced-motion:reduce){.key{transition:none}}