/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@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{.relative{position:relative}.start{inset-inline-start:var(--spacing)}.table{display:table}}:root{--navy:#123b63;--navy-deep:#0b2947;--blue:#1f6ca8;--cream:#f7f3e9;--paper:#fffdf8;--ink:#17212b;--muted:#5c6772;--line:#d9e0e4;--green:#19724a;--green-soft:#e6f4ec;--coral:#d75e45;--coral-soft:#fff0eb;--mint:#247662;--mint-soft:#e7f5f1;--gold:#c48a19}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--cream);color:var(--ink);margin:0;font-family:Tahoma,Leelawadee UI,Noto Sans Thai,Arial,sans-serif;font-size:18px;line-height:1.6}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline-offset:3px;outline:3px solid #f1bd4e}.hero{color:#fff;background:radial-gradient(circle at 87% 35%, #479ac84d 0 2px, transparent 3px) 0 0 / 28px 28px, linear-gradient(135deg, var(--navy-deep), var(--navy) 58%, #1a527e);min-height:540px;position:relative;overflow:hidden}.hero:after{content:"";border:1px solid #ffffff1f;border-radius:50%;width:420px;height:420px;position:absolute;bottom:-250px;right:-150px;box-shadow:0 0 0 56px #ffffff06,0 0 0 112px #ffffff05}.topbar{z-index:1;justify-content:space-between;align-items:center;max-width:1120px;height:90px;margin:auto;padding:0 24px;display:flex;position:relative}.topbar>a:last-child{color:#e8f1f7;border-bottom:1px solid #ffffff73;font-size:.88rem;text-decoration:none}.brand,.footer-brand{color:#fff;letter-spacing:-.07em;align-items:baseline;font-weight:900;text-decoration:none;display:flex}.brand span:first-child,.footer-brand span:first-child{color:#73d0ae}.brand span,.footer-brand span{font-size:1.5rem}.brand i,.footer-brand i{color:#ffad92;margin:0 5px;font-size:1.1rem;font-style:normal}.hero-content{z-index:1;grid-template-columns:1.2fr .8fr;align-items:center;gap:70px;max-width:1050px;margin:35px auto 0;padding:0 24px 80px;display:grid;position:relative}.status-pill{background:#ffffff17;border:1px solid #ffffff2e;border-radius:99px;align-items:center;gap:9px;margin:0 0 18px;padding:7px 13px;font-size:.75rem;display:inline-flex}.status-pill span{background:#75e1b8;border-radius:50%;width:8px;height:8px;box-shadow:0 0 0 4px #75e1b826}h1,h2,h3,p{margin-top:0}.hero h1{letter-spacing:-.055em;margin:0;font-size:clamp(2.65rem,6vw,4.8rem);font-weight:900;line-height:1.06}.hero h1 em{color:#7ed5b5;font-style:normal}.hero h1>span{color:#ffad92;white-space:nowrap}.hero-subtitle{color:#d8e8f3;margin:22px 0 0;font-size:1.15rem}.ratio-card{background:var(--paper);color:var(--ink);border-radius:24px;grid-template-columns:1fr 30px 1fr;align-items:center;padding:28px;display:grid;transform:rotate(1.2deg);box-shadow:0 24px 60px #0000003d}.ratio{text-align:center;padding:8px}.ratio strong{letter-spacing:-.06em;font-size:2.4rem;line-height:1;display:block}.ratio span{color:var(--muted);margin-top:9px;font-size:.75rem;display:block}.ratio.state strong{color:var(--green)}.ratio.user strong{color:var(--coral)}.ratio-divider{width:28px;height:28px;color:var(--muted);background:#eef1f1;border-radius:50%;place-items:center;font-weight:700;display:grid}.ratio-card>p{text-align:center;border-top:1px dashed var(--line);color:var(--muted);grid-column:1/-1;margin:20px 0 0;padding-top:20px;font-size:.82rem}.mode-shell{z-index:2;width:min(920px,100% - 32px);margin:-42px auto 80px;position:relative}.mode-tabs{background:#fff;border-radius:18px;grid-template-columns:repeat(3,1fr);gap:5px;margin-bottom:20px;padding:8px;display:grid;box-shadow:0 15px 44px #0c2c4321}.mode-tabs button{text-align:left;min-height:64px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:12px;align-items:center;gap:11px;padding:9px 12px;display:flex}.mode-tabs button>span{border:1px solid var(--line);border-radius:50%;place-items:center;min-width:30px;height:30px;font-size:.8rem;font-weight:800;display:grid}.mode-tabs b,.mode-tabs small{display:block}.mode-tabs b{color:var(--ink);font-size:.83rem}.mode-tabs small{margin-top:2px;font-size:.66rem;line-height:1.25}.mode-tabs button.active{background:var(--navy);color:#fff}.mode-tabs button.active b{color:#fff}.mode-tabs button.active>span{color:var(--navy-deep);background:#7ed5b5;border-color:#7ed5b5}.calculator-card{background:var(--paper);border:1px solid #e4e0d7;border-radius:24px;padding:clamp(22px,5vw,48px);box-shadow:0 18px 60px #14304314}.section-heading{align-items:center;gap:16px;margin-bottom:34px;display:flex}.section-heading h2,.rules-heading h2,.source-section h2{letter-spacing:-.035em;margin:0;font-size:clamp(1.45rem,4vw,2.05rem);line-height:1.25}.step-number{background:var(--navy);color:#fff;border-radius:15px;flex:none;place-items:center;width:48px;height:48px;font-size:1.3rem;font-weight:900;display:grid;box-shadow:4px 4px #91c4ad}.step-number.coral{background:var(--coral);box-shadow:4px 4px #f4b29e}.step-number.mint{background:var(--mint);box-shadow:4px 4px #9bcebf}.eyebrow{color:var(--blue);text-transform:uppercase;letter-spacing:.09em;margin:0 0 4px;font-size:.68rem;font-weight:800}.coral-text{color:var(--coral)}.mint-text{color:var(--mint)}.field label{margin-bottom:8px;font-size:.9rem;font-weight:700;display:block}.money-input{background:#fff;border:2px solid #cdd7dc;border-radius:14px;align-items:center;min-height:60px;transition:all .15s;display:flex}.money-input:focus-within{border-color:var(--blue);box-shadow:0 0 0 4px #1f6ca81a}.money-input.has-error{border-color:#b93535}.money-input input{width:100%;min-width:0;height:58px;color:var(--ink);background:0 0;border:0;outline:0;padding:0 16px;font-size:1.25rem;font-weight:800}.money-input span{color:var(--muted);border-left:1px solid var(--line);white-space:nowrap;padding:0 16px}.field-hint,.field-error{margin:6px 0 0;font-size:.72rem}.field-hint{color:var(--muted)}.field-error{color:#a82020;font-weight:700}.quick-values{color:var(--muted);flex-wrap:wrap;align-items:center;gap:8px;margin:13px 0 24px;font-size:.72rem;display:flex}.quick-values button,.multi-actions button{color:var(--navy);cursor:pointer;background:#fff;border:1px solid #cbd7dc;border-radius:99px;min-height:48px;padding:8px 13px;font-size:.75rem;font-weight:700}.quota-settings{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0}.quota-settings summary{cursor:pointer;color:var(--navy);font-size:.82rem;font-weight:800}.quota-settings[open] summary{margin-bottom:18px}.two-fields{grid-template-columns:1fr 1fr;gap:16px;display:grid}.result-area{background:#eef5f9;border:1px solid #d5e4ed;border-radius:18px;margin-top:28px;padding:26px}.coral-area{background:var(--coral-soft);border-color:#f2d1c7}.result-kicker{color:var(--muted);text-align:center;margin-bottom:12px;font-size:.74rem;font-weight:700}.result-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.result-money{text-align:center;border-top:4px solid var(--line);background:#fff;border-radius:14px;padding:18px}.result-money.state{border-color:var(--green)}.result-money.you{border-color:var(--coral)}.result-money>span{color:var(--muted);font-size:.75rem;display:block}.result-money strong{letter-spacing:-.04em;font-size:clamp(1.45rem,5vw,2.15rem);line-height:1.2}.result-money.state strong{color:var(--green)}.result-money.you strong{color:var(--coral)}.result-money small{color:var(--muted);margin-left:5px;font-size:.7rem}.notice{border-radius:11px;align-items:flex-start;gap:11px;margin-top:16px;padding:13px 15px;font-size:.77rem;display:flex}.notice span{border-radius:50%;flex:none;place-items:center;width:24px;height:24px;font-weight:900;display:grid}.notice p{margin:0}.notice.warning{color:#62480b;background:#fff4d9}.notice.warning span{color:#fff;background:#e8ad24}.notice.info{color:var(--navy);background:#fff;border:1px solid #efcbbf}.notice.info span{background:var(--navy);color:#fff}.balance-row{color:var(--muted);flex-wrap:wrap;justify-content:center;gap:20px;margin-top:16px;font-size:.72rem;display:flex}.balance-row strong{color:var(--navy)}.empty-result{color:var(--muted);text-align:center;background:#f0f2f2;border-radius:14px;margin-top:24px;padding:24px;font-size:.82rem}.empty-result.soft{background:#f5f3ee}.hero-result{text-align:center;color:var(--coral);margin:4px 0 20px}.hero-result strong{letter-spacing:-.07em;font-size:clamp(2.8rem,10vw,4.5rem);line-height:1}.hero-result span{color:var(--muted);margin-left:8px;font-size:.85rem}.result-grid.compact{max-width:540px;margin:auto}.fine-print{text-align:center;color:var(--muted);margin:15px 0 0;font-size:.7rem}.add-purchase{grid-template-columns:1fr auto;align-items:end;gap:12px;margin-top:20px;display:grid}.primary-button{background:var(--navy);color:#fff;cursor:pointer;border:0;border-radius:14px;min-height:60px;padding:0 24px;font-weight:800}.primary-button:disabled{cursor:not-allowed;background:#9ba6ad}.multi-actions{justify-content:space-between;gap:10px;margin-top:13px;display:flex}.multi-actions .clear-button{color:#a73929;border-color:#e4bbb3}.transaction-area{margin-top:24px}.transactions{gap:8px;margin:0;padding:0;list-style:none;display:grid}.transactions li{border:1px solid var(--line);background:#fff;border-radius:12px;grid-template-columns:34px repeat(3,1fr) auto;align-items:center;gap:10px;padding:12px;display:grid}.transaction-index{background:var(--mint-soft);width:30px;height:30px;color:var(--mint);border-radius:50%;place-items:center;font-size:.75rem;font-weight:900;display:grid}.transactions div span,.multi-summary span{color:var(--muted);font-size:.65rem;display:block}.transactions div strong{font-size:.8rem}.transactions button{color:#a73929;cursor:pointer;background:0 0;border:0;min-width:48px;min-height:48px;font-size:.72rem;text-decoration:underline}.green-text{color:var(--green)}.multi-summary{background:var(--navy);color:#fff;border-radius:15px;grid-template-columns:1fr repeat(3,auto);align-items:center;gap:22px;margin-top:12px;padding:20px;display:grid}.multi-summary p{margin:0;font-size:.78rem}.multi-summary span{color:#bcd0df}.multi-summary strong{font-size:.9rem}.rules-section{max-width:1100px;margin:0 auto;padding:30px 24px 90px}.rules-heading{text-align:center;max-width:650px;margin:0 auto 40px}.rules-heading>p:last-child{color:var(--muted);margin-top:10px;font-size:.85rem}.rule-grid{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}.rule-grid article{background:var(--paper);border:1px solid #e4e0d7;border-radius:17px;padding:24px}.rule-icon{border-radius:15px;place-items:center;width:50px;height:50px;margin-bottom:18px;font-size:.75rem;font-weight:900;display:grid}.rule-icon.blue{color:var(--blue);background:#e4eff7}.rule-icon.coral{background:var(--coral-soft);color:var(--coral)}.rule-icon.mint{background:var(--mint-soft);color:var(--mint)}.rule-icon.gold{color:#96620a;background:#fff2d1}.rule-grid h3{margin-bottom:8px;font-size:1rem}.rule-grid p{color:var(--muted);margin:0;font-size:.75rem}.formula-card{background:var(--navy);color:#fff;border-radius:18px;grid-template-columns:1fr 1fr;align-items:center;gap:50px;margin-top:18px;padding:28px 34px;display:grid}.formula-card .eyebrow{color:#7ed5b5}.formula-card h3{margin:0;font-size:1.15rem}.formula-card>p{color:#d2e2ed;margin:0;font-size:.77rem}.source-section{background:#e9e4d7;justify-content:space-between;align-items:center;gap:30px;padding:48px max(24px,50% - 525px);display:flex}.source-section>div{max-width:690px}.source-section>div>p:last-child{color:var(--muted);margin:10px 0 0;font-size:.78rem}.source-section>a{background:var(--paper);min-height:52px;color:var(--navy);border:1px solid #cbc4b4;border-radius:12px;flex:none;align-items:center;gap:10px;padding:10px 18px;font-size:.8rem;font-weight:800;text-decoration:none;display:inline-flex}footer{background:var(--navy-deep);color:#fff;grid-template-columns:auto 1fr auto;align-items:center;gap:26px;padding:36px max(24px,50% - 525px);display:grid}footer p{color:#bed0dd;margin:0;font-size:.7rem}footer p strong{color:#fff}footer>a{color:#d8e7f1;font-size:.72rem}@media (width<=820px){.hero-content{grid-template-columns:1fr;gap:34px;margin-top:15px}.ratio-card{max-width:440px;transform:none}.rule-grid{grid-template-columns:1fr 1fr}.mode-tabs small{display:none}.mode-tabs button{text-align:center;justify-content:center}.multi-summary{grid-template-columns:1fr 1fr}}@media (width<=560px){body{font-size:17px}.topbar{height:72px}.hero{min-height:620px}.hero-content{padding-bottom:76px}.hero h1{font-size:2.72rem}.hero-subtitle{font-size:1rem}.ratio-card{padding:21px 15px}.ratio strong{font-size:2rem}.mode-shell{width:min(100% - 20px,920px);margin-top:-34px}.mode-tabs{padding:6px}.mode-tabs button{min-height:58px;padding:7px 5px;display:block}.mode-tabs button>span{width:26px;min-width:26px;height:26px;margin:0 auto 2px}.mode-tabs b{font-size:.7rem}.calculator-card{border-radius:18px;padding:22px 16px}.section-heading{align-items:flex-start;margin-bottom:26px}.section-heading h2{font-size:1.35rem}.two-fields,.result-grid,.formula-card{grid-template-columns:1fr}.result-area{padding:17px 12px}.result-money{padding:15px 8px}.add-purchase{grid-template-columns:1fr}.primary-button{width:100%}.transactions li{grid-template-columns:30px minmax(0,1fr) minmax(0,1fr)}.transactions .transaction-index{grid-row:1/3}.transactions li>div:first-of-type{grid-area:1/2}.transactions li>div:nth-of-type(2){grid-area:2/2}.transactions li>div:nth-of-type(3){grid-area:2/3}.transactions button{grid-area:1/3;justify-self:end}.multi-summary{gap:14px}.rule-grid{grid-template-columns:1fr}.formula-card{gap:14px;padding:24px}.source-section{display:block}.source-section>a{justify-content:center;width:100%;margin-top:20px}footer{text-align:center;grid-template-columns:1fr}.footer-brand{justify-content:center}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}