/*! tailwindcss v4.3.2 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-ordinal:initial;--tw-slashed-zero:initial;--tw-numeric-figure:initial;--tw-numeric-spacing:initial;--tw-numeric-fraction:initial;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@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,ui-sans-serif, system-ui, 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]){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;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{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{.invisible{visibility:hidden}.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.static{position:static}.top-5{top:calc(var(--spacing) * 5)}.top-10{top:calc(var(--spacing) * 10)}.block{display:block}.contents{display:contents}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.rounded{border-radius:.25rem}.tabular-nums{--tw-numeric-spacing:tabular-nums;font-variant-numeric:var(--tw-ordinal,) var(--tw-slashed-zero,) var(--tw-numeric-figure,) var(--tw-numeric-spacing,) var(--tw-numeric-fraction,)}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}}:root{--bg:#eceff4;--surface:#f9fbfd;--surface-2:#e3e9f1;--ink:#1e2a3a;--ink-soft:#556377;--line:#d2dae6;--accent:#2f5aa8;--accent-deep:#244680;--accent-2:#0e8f9c;--sage:#356b5a;--danger:#bf4632;--danger-strong:#9e3527;--on-accent:#f7fafe;--link:#2f5aa8;--accent-text:#244680;--shadow-1:0 1px 2px #1e2a3a0f, 0 8px 24px -12px #1e2a3a29;--shadow-2:0 2px 4px #1e2a3a14, 0 24px 48px -20px #1e2a3a38;--rule-ink:#1e2a3a0b;--font-display:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-ui:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono:ui-monospace, "SF Mono", "JetBrains Mono", "Menlo", "Consolas", monospace;--r-sm:8px;--r:14px;--r-lg:22px;--maxw:1120px;--focus:0 0 0 2px var(--bg), 0 0 0 4px var(--accent);color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#10151c;--surface:#172029;--surface-2:#1f2a36;--ink:#e7edf5;--ink-soft:#9fb0c4;--line:#2b3947;--accent:#7aa4e6;--accent-deep:#5f8ed6;--accent-2:#3fc5cf;--sage:#77c2a6;--danger:#ec8a78;--danger-strong:#ec8a78;--on-accent:#0c1218;--link:#9dc0f0;--accent-text:#a9c8f2;--shadow-1:0 1px 2px #0000004d, 0 10px 28px -14px #0009;--shadow-2:0 2px 6px #0000005c, 0 28px 56px -22px #000000b3;--rule-ink:#e7edf50d;color-scheme:dark}}:root[data-theme=dark]{--bg:#10151c;--surface:#172029;--surface-2:#1f2a36;--ink:#e7edf5;--ink-soft:#9fb0c4;--line:#2b3947;--accent:#7aa4e6;--accent-deep:#5f8ed6;--accent-2:#3fc5cf;--sage:#77c2a6;--danger:#ec8a78;--danger-strong:#ec8a78;--on-accent:#0c1218;--link:#9dc0f0;--accent-text:#a9c8f2;--shadow-1:0 1px 2px #0000004d, 0 10px 28px -14px #0009;--shadow-2:0 2px 6px #0000005c, 0 28px 56px -22px #000000b3;--rule-ink:#e7edf50d;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{background-color:var(--bg);color:var(--ink);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;min-height:100dvh;margin:0;font-size:1rem;line-height:1.6}body:before{content:"";z-index:-1;pointer-events:none;background-image:repeating-linear-gradient(to bottom, transparent 0, transparent 31px, var(--rule-ink) 31px, var(--rule-ink) 32px);position:fixed;inset:0}h1,h2,h3{font-family:var(--font-display);letter-spacing:-.02em;color:var(--ink);margin:0 0 .5em;font-weight:700;line-height:1.08}p{margin:0 0 1rem}a{color:var(--link);text-underline-offset:3px;text-decoration-thickness:1px}a:hover{color:var(--accent)}:where(a,button,input,select,textarea,summary):focus-visible{box-shadow:var(--focus);border-radius:var(--r-sm);outline:none}.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}.ico{stroke:currentColor;fill:none;stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(1rem,4vw,2rem)}.eyebrow{font-family:var(--font-ui);text-transform:uppercase;letter-spacing:.16em;color:var(--accent);align-items:center;gap:.5rem;font-size:.72rem;font-weight:700;display:inline-flex}.eyebrow .ico{color:var(--accent)}.rule{background-image:repeating-linear-gradient(to right, var(--line) 0, var(--line) 1px, transparent 1px, transparent 9px);opacity:.9;width:100%;height:10px;mask-image:linear-gradient(90deg,#0000,#000 8% 92%,#0000)}.btn{font-family:var(--font-ui);border-radius:var(--r-sm);cursor:pointer;border:1px solid #0000;align-items:center;gap:.45rem;padding:.6rem 1rem;font-size:.9rem;font-weight:600;line-height:1;text-decoration:none;transition:transform .12s,background-color .15s,box-shadow .15s,border-color .15s,color .15s;display:inline-flex}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--accent);color:var(--on-accent);box-shadow:var(--shadow-1)}.btn-primary:hover{background:var(--accent-deep);color:var(--on-accent)}.btn-ghost{color:var(--ink);border-color:var(--line);background:0 0}.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}.btn-sm{padding:.45rem .7rem;font-size:.82rem}@media (pointer:coarse){.btn-sm{min-height:44px}.batch-del{width:44px;height:44px}}.site-header{border-bottom:1px solid var(--line);background:var(--bg)}@supports (color:color-mix(in lab, red, red)){.site-header{background:color-mix(in srgb, var(--bg) 85%, transparent)}}.site-header{backdrop-filter:saturate(1.1)blur(8px);z-index:30;position:sticky;top:0}.site-header .wrap{justify-content:space-between;align-items:center;gap:.75rem;min-height:60px;display:flex}.header-actions{align-items:center;gap:.5rem;display:flex}.wordmark{font-family:var(--font-display);letter-spacing:-.03em;color:var(--ink);align-items:center;gap:.45rem;font-size:1.3rem;font-weight:700;text-decoration:none;display:inline-flex}.wordmark b{color:var(--accent);font-weight:700}.wordmark .dot{color:var(--accent-2)}.wordmark .ico{color:var(--accent);flex:none}.theme-toggle{border-radius:var(--r-sm);border:1px solid var(--line);background:var(--surface);width:40px;height:40px;color:var(--ink-soft);cursor:pointer;place-items:center;transition:color .15s,border-color .15s;display:grid}.theme-toggle:hover{color:var(--accent);border-color:var(--accent)}.theme-toggle .ico-moon,:root[data-theme=dark] .theme-toggle .ico-sun,:root[data-theme=light] .theme-toggle .ico-moon{display:none}:root[data-theme=dark] .theme-toggle .ico-moon,:root[data-theme=light] .theme-toggle .ico-sun{display:block}@media (prefers-color-scheme:dark){:root:not([data-theme]) .theme-toggle .ico-sun{display:none}:root:not([data-theme]) .theme-toggle .ico-moon{display:block}}.tools-menu{position:relative}.tools-menu>summary{cursor:pointer;font-family:var(--font-ui);border-radius:var(--r-sm);border:1px solid var(--line);background:var(--surface);color:var(--ink);align-items:center;gap:.4rem;padding:.5rem .8rem;font-size:.85rem;font-weight:600;list-style:none;display:inline-flex}.tools-menu>summary::-webkit-details-marker{display:none}.tools-menu>summary:hover{border-color:var(--accent);color:var(--accent)}.tools-menu>summary .chev{transition:transform .15s}.tools-menu[open]>summary .chev{transform:rotate(180deg)}.tools-pop{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);width:min(84vw,320px);box-shadow:var(--shadow-2);z-index:40;gap:2px;padding:.4rem;display:grid;position:absolute;top:calc(100% + 8px);right:0}.tools-pop a{border-radius:var(--r-sm);color:var(--ink);align-items:center;gap:.65rem;padding:.6rem .7rem;font-size:.9rem;font-weight:500;text-decoration:none;display:flex}.tools-pop a:hover{background:var(--surface-2);color:var(--accent)}.tools-pop a .ico{color:var(--accent);flex:none}.site-footer{border-top:1px solid var(--line);color:var(--ink-soft);margin-top:3.5rem;padding-block:2.5rem 3rem;font-size:.9rem}.site-footer a{color:var(--ink-soft);text-decoration:none}.site-footer a:hover{color:var(--accent)}.footer-grid{flex-wrap:wrap;justify-content:space-between;align-items:start;gap:1.5rem 2rem;display:flex}.footer-links{flex-direction:column;gap:.4rem;display:flex}.privacy-badge{color:var(--sage);align-items:center;gap:.45rem;font-weight:600;display:inline-flex}.skip-link{background:var(--accent);color:var(--on-accent);border-radius:0 0 var(--r-sm) 0;z-index:60;padding:.6rem 1rem;position:absolute;top:0;left:-9999px}.skip-link:focus{left:0}.hero{padding-top:clamp(.9rem,2.5vw,2.25rem);padding-bottom:.75rem}.hero-grid{grid-template-columns:minmax(0,1fr);align-items:start;gap:1rem;display:grid}.hero-intro,.hero-panel,.hero-extra{min-width:0}.hero-intro .eyebrow{margin-bottom:.4rem}.hero-intro h1{margin-bottom:.3em;font-size:clamp(1.7rem,5vw,3.25rem)}.hero-intro h1 .accent{color:var(--accent)}.hero-lede{color:var(--ink-soft);max-width:46ch;margin-bottom:0;font-size:clamp(.95rem,1.5vw,1.12rem);line-height:1.45}.hero-extra{margin-top:.5rem}@media (width<=879px){.hero{padding-top:.6rem;padding-bottom:.5rem}.hero-grid{gap:.75rem}.hero-intro .eyebrow{margin-bottom:.3rem}.hero-intro h1{margin-bottom:.25em;font-size:clamp(1.6rem,6.5vw,2.2rem)}.hero-lede{font-size:.84rem;line-height:1.35}}.hero-points{gap:.55rem;margin:0;padding:0;list-style:none;display:grid}.hero-points li{color:var(--ink);align-items:start;gap:.55rem;font-size:.94rem;display:flex}.hero-points .ico{color:var(--accent);flex:none;margin-top:1px}.hero-intro{order:1}.hero-panel{order:2}.hero-extra{order:3}@media (width>=880px){.hero{padding-top:clamp(1.75rem,3vw,2.75rem)}.hero-grid{grid-template-rows:max-content 1fr;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);align-content:start;gap:2.5rem 3rem}.hero-intro{grid-area:1/1}.hero-extra{grid-area:2/1;align-self:start}.hero-panel{grid-area:1/2/span 2;align-self:start;position:sticky;top:76px}}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-2);overflow:clip}.panel-head{padding:.7rem 1rem .5rem}.panel-head .rule{margin-bottom:.6rem}.panel-title-row{justify-content:space-between;align-items:center;gap:.6rem;display:flex}.panel-title{font-family:var(--font-display);align-items:center;gap:.45rem;font-size:1.05rem;font-weight:600;display:inline-flex}.panel-title .ico{color:var(--accent)}.seg{background:var(--surface-2);border-radius:999px;gap:2px;padding:3px;display:inline-flex}.seg button{color:var(--ink-soft);font-family:var(--font-ui);cursor:pointer;background:0 0;border:none;border-radius:999px;min-height:34px;padding:.3rem .7rem;font-size:.8rem;font-weight:600;transition:background .15s,color .15s}.seg button[aria-pressed=true]{background:var(--surface);color:var(--accent);box-shadow:var(--shadow-1)}.panel-note{color:var(--ink-soft);margin:.5rem 0 0;font-size:.85rem}.solver-body{padding:.25rem 1rem 1rem}.presets{flex-wrap:wrap;gap:.4rem;padding:.5rem 0 .15rem;display:flex}.preset-chip{font-family:var(--font-ui);border:1px solid var(--line);background:var(--surface-2);color:var(--ink);cursor:pointer;border-radius:999px;padding:.35rem .7rem;font-size:.78rem;font-weight:600;transition:border-color .15s,color .15s,background .15s}.preset-chip:hover{border-color:var(--accent);color:var(--accent)}.field{border-bottom:1px dashed var(--line);grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:.6rem;padding:.34rem 0;display:grid}.field:last-of-type{border-bottom:none}.field-label{flex-direction:column;gap:.05rem;min-width:0;display:flex}.field-label .lab{font-size:.9rem;font-weight:600}.field-label .hint{color:var(--ink-soft);font-size:.74rem}.field-input{background:var(--bg);border:1.5px solid var(--line);border-radius:var(--r-sm);align-items:baseline;gap:.3rem;padding:.4rem .6rem;transition:border-color .15s,background .15s;display:inline-flex}.field-input:focus-within{border-color:var(--accent)}.field-input input{width:4.5ch;color:var(--ink);font-family:var(--font-mono);font-variant-numeric:tabular-nums;text-align:right;background:0 0;border:none;padding:0;font-size:1.2rem;font-weight:500}.field-input input:focus{box-shadow:none;outline:none}.field-input .unit{font-family:var(--font-mono);color:var(--ink-soft);font-size:.8rem}.field[data-locked=false] .field-input{background:var(--accent-2)}@supports (color:color-mix(in lab, red, red)){.field[data-locked=false] .field-input{background:color-mix(in srgb, var(--accent-2) 12%, var(--surface))}}.field[data-locked=false] .field-input{border-color:#0000}.field[data-locked=false] .field-input input{color:var(--accent-text)}.lock{--sz:44px;width:var(--sz);height:var(--sz);border-radius:var(--r-sm);border:1.5px solid var(--line);background:var(--surface);color:var(--ink-soft);cursor:pointer;place-items:center;transition:transform .12s,background .15s,color .15s,border-color .15s;display:grid}.lock:hover{border-color:var(--accent);color:var(--accent)}.lock:active{transform:scale(.94)}.lock[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}.lock .ico-unlocked,.lock[aria-pressed=false] .ico-locked{display:none}.lock[aria-pressed=false] .ico-unlocked{display:block}.params{border-top:1px solid var(--line);grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:.6rem;margin-top:.5rem;padding-top:.6rem;display:grid}.param{flex-direction:column;gap:.25rem;display:flex}.param .lab{color:var(--ink-soft);align-items:center;gap:.3rem;font-size:.78rem;font-weight:600;display:flex}.param .field-input{justify-content:flex-end}.param .field-input input{width:3.5ch;font-size:1.05rem}.readout{background:linear-gradient(180deg, var(--surface-2), var(--surface));border:1px solid var(--line);border-radius:var(--r);margin-top:.75rem;padding:.85rem 1rem}.readout-top{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-end;gap:1rem;margin-bottom:.7rem;padding-bottom:.7rem;display:flex}.readout-hero{flex-direction:column;gap:.1rem;display:flex}.readout-dough{flex-direction:column;align-items:flex-end;gap:.1rem;display:flex}.stat{flex-direction:column;gap:.1rem;display:flex}.readout-hero .k,.readout-dough .k,.stat .k{text-transform:uppercase;letter-spacing:.1em;color:var(--ink-soft);font-size:.66rem;font-weight:700}.readout-hero .v{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--accent);font-size:clamp(2rem,7vw,2.6rem);font-weight:600;line-height:1}.readout-hero .v .u{font-size:1rem}.readout-dough{text-align:right}.readout-dough .v{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--ink);font-size:1.5rem;font-weight:600;line-height:1}.readout-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:.6rem;display:grid}.stat .v{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--ink);font-size:1.1rem;font-weight:550;line-height:1.1}.stat .v .u{color:var(--ink-soft);margin-left:.1rem;font-size:.72rem;font-weight:500}.readout-summary{color:var(--ink-soft);margin:.7rem 0 0;font-size:.85rem;line-height:1.5}.readout-summary b{color:var(--accent-text)}.unit-note{color:var(--ink-soft);margin:.5rem 0 0;font-size:.76rem;font-style:italic}.notice{border-radius:var(--r-sm);align-items:start;gap:.5rem;margin-top:.6rem;padding:.6rem .8rem;font-size:.86rem;display:flex}.notice-error{background:var(--danger)}@supports (color:color-mix(in lab, red, red)){.notice-error{background:color-mix(in srgb, var(--danger) 14%, var(--surface))}}.notice-error{color:var(--danger-strong);border:1px solid var(--danger)}@supports (color:color-mix(in lab, red, red)){.notice-error{border:1px solid color-mix(in srgb, var(--danger) 35%, transparent)}}.notice-warn{background:var(--accent-2)}@supports (color:color-mix(in lab, red, red)){.notice-warn{background:color-mix(in srgb, var(--accent-2) 18%, var(--surface))}}.notice-warn{color:var(--ink);border:1px solid var(--accent-2)}@supports (color:color-mix(in lab, red, red)){.notice-warn{border:1px solid color-mix(in srgb, var(--accent-2) 45%, transparent)}}.prefer-toggle{color:var(--ink-soft);cursor:pointer;align-items:center;gap:.5rem;margin-top:.6rem;font-size:.86rem;display:flex}.prefer-toggle input{width:18px;height:18px;accent-color:var(--accent)}.solver-actions{flex-wrap:wrap;align-items:center;gap:.5rem;margin-top:.75rem;display:flex}.solver-actions .spacer{flex:1}.math{border:1px solid var(--line);border-radius:var(--r-sm);background:var(--bg);margin-top:.7rem}.math>summary{cursor:pointer;color:var(--ink);align-items:center;gap:.45rem;padding:.6rem .8rem;font-size:.85rem;font-weight:600;list-style:none;display:flex}.math>summary::-webkit-details-marker{display:none}.math>summary:before{content:"+";font-family:var(--font-mono);color:var(--accent);font-weight:700}.math[open]>summary:before{content:"−"}.math-body{font-family:var(--font-mono);color:var(--ink-soft);padding:0 .8rem .8rem;font-size:.82rem;line-height:1.8}.math-body .eq{color:var(--ink)}.math-body .hl{color:var(--accent-text);font-weight:600}.section{padding-block:clamp(2rem,5vw,3.5rem)}.tool-cards-section{padding-top:clamp(1rem,3vw,1.75rem)}.section-narrow{max-width:760px}.section h2{font-size:clamp(1.5rem,3.5vw,2rem)}.prose p{color:var(--ink);max-width:60ch}.prose h3{margin-top:1.6rem;font-size:1.15rem}.card-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin-top:1.5rem;display:grid}@media (width>=560px){.card-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}}.tool-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);color:var(--ink);box-shadow:var(--shadow-1);align-items:flex-start;gap:.85rem;padding:1.1rem;text-decoration:none;transition:transform .15s,border-color .15s;display:flex}.tool-card:hover{border-color:var(--accent);color:var(--ink);transform:translateY(-3px)}.tool-icon{background:var(--accent);border-radius:12px;flex:none;width:44px;height:44px}@supports (color:color-mix(in lab, red, red)){.tool-icon{background:color-mix(in srgb, var(--accent) 12%, var(--surface))}}.tool-icon{color:var(--accent);place-items:center;display:grid}.tool-card .tc-title{font-family:var(--font-display);align-items:center;gap:.35rem;margin-bottom:.15rem;font-size:1.05rem;font-weight:600;display:flex}.tool-card .tc-desc{color:var(--ink-soft);font-size:.86rem}.tool-card .tc-arrow{color:var(--accent);transition:transform .15s}.tool-card:hover .tc-arrow{transform:translate(3px)}.faq details{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:600;font-family:var(--font-display);justify-content:space-between;align-items:center;gap:1rem;padding:.85rem 0;font-size:1.05rem;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--accent);font-family:var(--font-mono);font-size:1.2rem;font-weight:700}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--ink-soft);max-width:60ch;margin:0 0 .9rem}.method-note{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:var(--r-sm);color:var(--ink-soft);padding:1rem 1.15rem;font-size:.9rem}.method-note strong{color:var(--ink)}.timeline{margin:0;padding:0;list-style:none;position:relative}.timeline:before{content:"";background:repeating-linear-gradient(var(--line) 0 6px, transparent 6px 12px);width:2px;position:absolute;top:8px;bottom:8px;left:58px}.tl-step{grid-template-columns:50px 1fr;gap:.9rem;padding:.5rem 0;display:grid}.tl-time{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--accent);text-align:right;padding-top:.15rem;font-size:.95rem;font-weight:600}.tl-day{color:var(--ink-soft);font-size:.6rem;font-weight:600;display:block}.tl-body{padding-left:1.1rem;position:relative}.tl-body:before{content:"";background:var(--surface);border:2px solid var(--accent);border-radius:50%;width:12px;height:12px;position:absolute;top:5px;left:-6px}.tl-label{font-weight:600;font-family:var(--font-display);font-size:1.02rem}.tl-note{color:var(--ink-soft);max-width:60ch;margin:.1rem 0 0;font-size:.85rem}.copy-toast{background:var(--ink);color:var(--bg);box-shadow:var(--shadow-2);z-index:50;border-radius:999px;padding:.6rem 1rem;font-size:.86rem;font-weight:600;transition:transform .25s;position:fixed;bottom:1.25rem;left:50%;transform:translate(-50%)translateY(140%)}.copy-toast.show{transform:translate(-50%)translateY(0)}@media (prefers-reduced-motion:reduce){*{transition-duration:.001ms!important;animation-duration:.001ms!important}}@media (width<=879px){.panel-head{padding-top:.55rem}.field{padding:.28rem 0}.field-input{padding:.32rem .55rem}.params{margin-top:.3rem;padding-top:.45rem}.readout{margin-top:.5rem;padding:.75rem .85rem}}@media (hover:none) and (pointer:coarse){.btn-print{display:none}}@media print{.site-header,.site-footer,.solver-actions,.seg,.lock,.hero-lede,.hero-extra,.math,.prose,.tool-cards-section,.faq{display:none!important}body:before{display:none}body{color:#000;background:#fff}.panel{box-shadow:none;border:1px solid #999}.panel,.readout,.timeline{break-inside:avoid}}@page{margin:1.4cm}.date-fields{gap:.15rem;margin-top:.35rem;display:grid}.date-field{border-bottom:1px dashed var(--line);grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:.6rem 1rem;padding:.55rem 0;display:grid}.date-field:last-child{border-bottom:none}.date-field .field-label{padding-top:.55rem}.date-field .field-label .lab{font-size:.92rem;font-weight:600}.date-field .field-label .hint{color:var(--ink-soft);font-size:.74rem}.date-control{flex-direction:column;align-items:flex-end;gap:.25rem;display:flex}.date-control .date-input{width:190px;max-width:100%}.date-input{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--ink);background:var(--bg);border:1.5px solid var(--line);border-radius:var(--r-sm);color-scheme:light dark;min-height:44px;padding:.5rem .7rem;font-size:1rem;transition:border-color .15s,background .15s}.date-input:focus{border-color:var(--accent);box-shadow:var(--focus);outline:none}.date-field .num-input{text-align:right;width:5ch}.controls-row{flex-wrap:wrap;align-items:center;gap:.5rem .8rem;margin-top:.85rem;display:flex}.controls-row .ctl-label{text-transform:uppercase;letter-spacing:.1em;color:var(--ink-soft);white-space:nowrap;font-size:.78rem;font-weight:700}.controls-row .seg{flex:none}.date-with-action{flex-wrap:wrap;align-items:center;gap:.55rem;display:inline-flex}.today-btn{font-family:var(--font-ui);min-height:44px;color:var(--accent);cursor:pointer;border-radius:var(--r-sm);background:0 0;border:none;align-items:center;padding:.25rem .4rem;font-size:.78rem;font-weight:600;transition:color .15s;display:inline-flex}.today-btn:hover{color:var(--accent-deep);text-decoration:underline}.perrow-toggle{color:var(--ink);cursor:pointer;align-items:center;gap:.55rem;margin:1rem 0 .2rem;font-size:.86rem;display:flex}.perrow-toggle>input{opacity:0;width:0;height:0;position:absolute}.perrow-box{border:1.5px solid var(--line);background:var(--surface);width:20px;height:20px;color:var(--on-accent);border-radius:6px;flex:none;place-items:center;transition:background .15s,border-color .15s;display:grid}.perrow-box svg{opacity:0;transition:opacity .12s}.perrow-toggle>input:checked+.perrow-box{background:var(--accent);border-color:var(--accent)}.perrow-toggle>input:checked+.perrow-box svg{opacity:1}.perrow-toggle>input:focus-visible+.perrow-box{box-shadow:var(--focus)}.perrow-sub{color:var(--ink-soft)}.age-readout{background:linear-gradient(180deg, var(--surface-2), var(--surface));border:1px solid var(--line);border-radius:var(--r);margin-top:.9rem;padding:1rem 1.1rem 1.1rem}.age-readout-main{flex-direction:column;gap:.9rem;display:flex}.age-hero{flex-direction:column;gap:.25rem;min-width:0;display:flex}.age-hero .k{text-transform:uppercase;letter-spacing:.12em;color:var(--ink-soft);font-size:.66rem;font-weight:700}.age-hero .ymd{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--accent-text);letter-spacing:.01em;font-size:clamp(2.7rem,11vw,3.7rem);font-weight:600;line-height:1}.age-hero .ymd .sep{color:var(--ink-soft);vertical-align:.08em;margin:0 .05em;font-size:.62em;font-weight:400}.age-hero .long{color:var(--ink-soft);font-size:.95rem}.age-stats{border-top:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));gap:.7rem;padding-top:.85rem;display:grid}.age-stats .stat .k{text-transform:uppercase;letter-spacing:.09em;color:var(--ink-soft);font-size:.64rem;font-weight:700}.age-stats .stat .v{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--ink);font-size:1.2rem;font-weight:600;line-height:1.1}@media (width>=560px){.age-readout-main{flex-direction:row;justify-content:space-between;align-items:stretch;gap:1.75rem}.age-hero{flex:auto;justify-content:center}.age-stats{border-top:none;border-left:1px solid var(--line);flex:none;grid-template-columns:repeat(2,auto);align-content:center;gap:.8rem 1.6rem;padding-top:0;padding-left:1.6rem}}.subpanel{border:1px solid var(--line);border-radius:var(--r-sm);background:var(--bg);margin-top:.7rem}.subpanel>summary{cursor:pointer;color:var(--ink);align-items:center;gap:.45rem;padding:.6rem .8rem;font-size:.85rem;font-weight:600;list-style:none;display:flex}.subpanel>summary::-webkit-details-marker{display:none}.subpanel>summary:before{content:"+";font-family:var(--font-mono);color:var(--accent);font-weight:700}.subpanel[open]>summary:before{content:"−"}.subpanel-body{padding:.3rem .9rem .9rem}.gest-row{border-bottom:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.6rem 1rem;margin-bottom:.7rem;padding:.4rem 0 .7rem;display:flex}.gest-row label{color:var(--ink);font-size:.9rem;font-weight:600}.gest-input{gap:.45rem;padding:.35rem .6rem}.gest-input input{width:2.6rem;color:var(--accent-text);font-family:var(--font-mono);font-variant-numeric:tabular-nums;text-align:right;background:0 0;border:none;padding:0;font-size:1.15rem;font-weight:600}.gest-input input:focus{box-shadow:none;outline:none}.gest-input:focus-within{border-color:var(--accent);box-shadow:var(--focus)}.gest-input input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.gest-input input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.gest-input input[type=number]{appearance:textfield}.subpanel-note{color:var(--ink-soft);margin:0;font-size:.78rem;line-height:1.5}.subpanel-note.corrected-out{color:var(--ink);margin-bottom:.7rem;font-size:.86rem}.subpanel-note.corrected-out:empty{display:none}.subpanel-note.subtle{border-top:1px dashed var(--line);padding-top:.6rem}.batch-intro{color:var(--ink-soft);margin:.4rem 0 .6rem;font-size:.88rem}.batch-wrap{overflow-x:auto}.batch-table{border-collapse:collapse;width:100%;min-width:340px;font-size:.9rem}.batch-table:not(.show-test) .col-test{display:none!important}.batch-table th{text-align:left;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft);border-bottom:1px solid var(--line);white-space:nowrap;padding:0 .5rem .4rem;font-size:.66rem;font-weight:700}.batch-table th:nth-child(4),.batch-table td:nth-child(4){white-space:nowrap;width:1%}.batch-table td{border-bottom:1px dashed var(--line);vertical-align:middle;padding:.35rem .5rem}.batch-table input{border:1.5px solid var(--line);border-radius:var(--r-sm);background:var(--bg);width:100%;color:var(--ink);min-height:40px;font-family:var(--font-ui);padding:.45rem .55rem;font-size:.9rem}.batch-table input.date-input{font-family:var(--font-mono)}.batch-table input:focus{border-color:var(--accent);box-shadow:var(--focus);outline:none}.batch-result{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--accent-text);white-space:nowrap;font-weight:600}.batch-result.err{color:var(--danger);font-size:.8rem;font-weight:500}.batch-del{border-radius:var(--r-sm);width:36px;height:36px;color:var(--ink-soft);cursor:pointer;background:0 0;border:1px solid #0000;place-items:center;transition:color .15s,background .15s,border-color .15s;display:grid}.batch-del:hover{color:var(--danger);background:var(--danger)}@supports (color:color-mix(in lab, red, red)){.batch-del:hover{background:color-mix(in srgb, var(--danger) 10%, transparent)}}.batch-del:hover{border-color:var(--danger)}@supports (color:color-mix(in lab, red, red)){.batch-del:hover{border-color:color-mix(in srgb, var(--danger) 45%, transparent)}}.batch-add-row{border:1.5px dashed var(--line);border-radius:var(--r-sm);width:100%;color:var(--ink-soft);font-family:var(--font-ui);cursor:pointer;background:0 0;justify-content:center;align-items:center;gap:.4rem;margin-top:.5rem;padding:.6rem;font-size:.86rem;font-weight:600;transition:border-color .15s,color .15s,background .15s;display:flex}.batch-add-row:hover{border-color:var(--accent);color:var(--accent);background:var(--accent)}@supports (color:color-mix(in lab, red, red)){.batch-add-row:hover{background:color-mix(in srgb, var(--accent) 6%, transparent)}}.batch-actions{flex-wrap:wrap;align-items:center;gap:.5rem;margin-top:.75rem;display:flex}.batch-actions .spacer{flex:1}.cite{color:var(--ink-soft);font-size:.8rem}.cite a{color:var(--link)}@media print{.batch-actions,.batch-add-row,.perrow-toggle,.controls-row{display:none!important}}@media (width<=560px){.batch-table{min-width:0}.batch-table thead{display:none}.batch-table,.batch-table tbody{display:block}.batch-table tr.batch-row{border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface);margin-bottom:.6rem;padding:.55rem .7rem;display:block}.batch-table td{border-bottom:none;align-items:center;gap:.7rem;padding:.3rem 0;display:flex}.batch-table td:before{content:attr(data-label);text-transform:uppercase;letter-spacing:.06em;width:6.5rem;color:var(--ink-soft);flex:none;font-size:.66rem;font-weight:700}.batch-table td input{flex:1}.batch-table td.col-del{justify-content:flex-end}.batch-table td.col-del:before{content:"";width:0}}.controls-row.is-dim{opacity:.5}.date-input:disabled{opacity:.75;cursor:not-allowed}.today-btn[disabled]{opacity:.45;pointer-events:none}.copy-toast{align-items:center;gap:.9rem;display:flex}.toast-action{color:var(--bg);font-family:var(--font-ui);cursor:pointer;text-underline-offset:2px;background:0 0;border:none;padding:.1rem .2rem;font-size:.86rem;font-weight:700;text-decoration:underline}.toast-action[hidden]{display:none}@media (width<=560px){.panel-title-row{flex-direction:column;align-items:stretch;gap:.65rem}.panel-title-row .seg{width:100%}.panel-title-row .seg button{flex:1 1 0}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}
