@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]){-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{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}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.hidden{display:none}.inline{display:inline}.table{display:table}}.bill-help{color:var(--muted);margin:-4px 0 10px;font-size:12px}:root{--ink:#13241f;--muted:#65736d;--line:#dce4df;--paper:#f5f7f4;--card:#fff;--accent:#0b7a61;--accentsoft:#dff3ea;--orange:#de6b3f;--navy:#0e3329}*{box-sizing:border-box}body{background:var(--paper);color:var(--ink);margin:0;font-family:Arial,Microsoft YaHei,sans-serif}button,input,select{font:inherit}button{cursor:pointer}main{max-width:1440px;margin:auto;padding:32px 28px 56px}.hero{background:var(--navy);color:#f5fbf7;border-radius:24px;grid-template-columns:1fr auto;gap:28px;padding:34px;display:grid;position:relative;overflow:hidden}.hero:after{content:"";border:1px solid #8ee0bb55;border-radius:50%;width:430px;height:430px;position:absolute;top:-210px;right:-130px;box-shadow:0 0 0 55px #8ee0bb12,0 0 0 110px #8ee0bb08}.hero-copy,.hero-note{z-index:1}.eyebrow,.step{letter-spacing:.12em;text-transform:uppercase;color:#a9d8c1;font-size:12px;font-weight:700}.hero h1{letter-spacing:-.045em;margin:9px 0 14px;font:700 clamp(34px,5vw,60px)/1.04 Georgia,Songti SC,serif}.hero h1 em{color:#8ee0bb;font-style:normal}.hero p{color:#c6d9d1;max-width:560px;margin:0;font-size:16px;line-height:1.7}.hero-note{background:#ffffff0c;border:1px solid #fff3;border-radius:14px;align-self:end;gap:5px;max-width:250px;padding:16px 18px;display:grid}.hero-note b{color:#8ee0bb;font-size:13px}.hero-note span{color:#deeee7;font-size:13px;line-height:1.5}.planner-shell{grid-template-columns:minmax(340px,.73fr) minmax(540px,1.27fr);align-items:start;gap:22px;margin-top:22px;display:grid}.configuration,.results{background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:0 12px 28px #102c230c}.configuration{padding:25px}.configuration-heading{align-items:center}.configuration-heading-actions{justify-content:flex-end;align-items:center;gap:10px;min-width:0;display:flex}.collapse-button{color:var(--accent);white-space:nowrap;background:#f7faf8;border:1px solid #cddbd4;border-radius:8px;padding:7px 10px;font-size:12px;font-weight:700}.collapse-button:hover{background:var(--accentsoft);border-color:#bfe5d3}.collapse-button:focus-visible{outline:3px solid var(--accentsoft);outline-offset:2px}.results{min-width:0;padding:28px}.section-heading,.result-header,.chart-heading{justify-content:space-between;align-items:flex-start;gap:15px;display:flex}.section-heading>div{align-items:center;gap:10px;display:flex}.section-heading h2{letter-spacing:-.03em;margin:0;font-size:19px}.saved{color:var(--accent);font-size:12px}.subhead{margin:30px 0 12px}.form-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.form-grid label{color:#466057;flex-direction:column;gap:6px;font-size:12px;font-weight:700;display:flex}.form-grid label>small{color:#8a9992;font-size:11px;font-weight:400}.form-grid input,.bill-row input,.bill-row select{width:100%;color:var(--ink);background:#fff;border:1px solid #ccd9d2;border-radius:9px;outline:0;padding:10px 11px}.form-grid input:focus,.bill-row input:focus,.bill-row select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accentsoft)}.credit-card{border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}.credit-card summary{cursor:pointer;grid-template-columns:33px 1fr auto;align-items:center;gap:8px;padding:14px;list-style:none;display:grid}.credit-card summary::-webkit-details-marker{display:none}.credit-card summary>span{color:var(--accent);font-size:12px;font-weight:700}.credit-card summary small{color:var(--muted);font-size:12px}.card-form{padding:0 14px 12px}.remove-button,.text-button,.icon-button{color:#ad4c3d;background:0 0;border:0;font-size:12px}.remove-button{margin:0 14px 12px}.remove-button:disabled{opacity:.35}.text-button{color:var(--accent);padding:2px;font-weight:700}.empty-note{color:#64746d;background:#f3f7f4;border-radius:10px;padding:13px;font-size:13px;line-height:1.5}.bill-inputs{gap:8px;display:grid}.bill-row{grid-template-columns:1.05fr .8fr 1fr 1fr 22px;align-items:center;gap:6px;display:grid}.bill-row input,.bill-row select{min-width:0;padding:8px;font-size:12px}.icon-button{font-size:22px;line-height:1}.form-actions{flex-wrap:wrap;gap:8px;margin-top:22px;display:flex}.secondary-button,.calculate-button{color:var(--ink);background:#fff;border:1px solid #cddbd4;border-radius:9px;padding:10px 12px;font-size:13px;font-weight:700}.file-button input{display:none}.calculate-button{background:var(--accent);border-color:var(--accent);color:#fff;margin-left:auto}.calculate-button b{margin-left:7px;font-size:17px}.result-header{margin-bottom:18px}.result-header 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small{color:#75837d;font-size:10px;line-height:1.35}.chart-card,.strategy{border-top:1px solid var(--line);margin-top:22px;padding-top:20px}.chart-heading h3{margin:4px 0 0;font-size:16px}.chart-heading>span{color:var(--muted);font-size:12px}.cash-chart{border-bottom:1px solid #d4dfd9;align-items:end;gap:2px;height:155px;padding-top:12px;display:flex;overflow:hidden}.bar-wrap{flex:1;align-items:end;min-width:2px;height:100%;display:flex}.bar{background:#b9d9cb;border-radius:3px 3px 0 0;width:100%}.bar-wrap.minimum .bar{background:var(--orange)}.chart-foot{color:#7c8a84;justify-content:space-between;margin-top:8px;font-size:11px;display:flex}.chart-foot b{color:var(--orange)}.operation-table{border:1px solid var(--line);border-radius:12px;margin-top:14px;overflow:hidden}.table-head,.operation-row{grid-template-columns:110px 65px 1.45fr 1fr 1fr;align-items:center;gap:10px;display:grid}.table-head{color:#708078;background:#f1f5f2;padding:10px 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(max-width:980px){main{padding:16px}.hero{grid-template-columns:1fr}.hero-note{justify-self:start}.planner-shell{grid-template-columns:1fr}}@media (max-width:620px){main{padding:0}.hero{border-radius:0;padding:24px 20px 28px}.hero h1{font-size:38px}.hero p{font-size:14px}.planner-shell{gap:0;margin-top:0}.configuration,.results{border-left:0;border-right:0;border-radius:0;padding:20px 16px}.form-grid{grid-template-columns:1fr}.card-form{grid-template-columns:1fr 1fr}.card-form label:first-child{grid-column:1/-1}.bill-row{grid-template-columns:1fr 1fr 24px}.bill-row input:last-of-type{grid-column:1/3}.bill-row .icon-button{grid-area:1/3/3}.metrics{grid-template-columns:1fr 1fr}.metric:first-child{grid-column:1/-1;min-height:86px}.table-head{display:none}.operation-table{border:0}.operation-row{grid-template-columns:1fr auto;gap:7px;padding:13px 0}.operation-row time{grid-column:1}.operation-row 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