:root{color:#263d33;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--green:#224d3e;--muted:#7a8278;--border:#e5e7dd;--lime:#e8edc6;background:#f6f6f0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-weight:400}*{box-sizing:border-box}body{margin:0}button,input,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.6}a{color:inherit}button:focus-visible,a:focus-visible,summary:focus-visible{outline-offset:5px;outline:3px solid #9caa60}button{transition:background .18s,transform .18s}button:active:not(:disabled){transform:translateY(1px)}button svg,a svg{flex-shrink:0}h1,h2,h3,p{margin:0}button{background:0 0;border:0}button,a{text-underline-offset:4px}::selection{background:#e1e9be}input{min-width:0}svg{vertical-align:middle}.skip-link{z-index:30;clip-path:inset(50%);background:#fff;width:1px;height:1px;padding:14px;position:fixed;top:10px;left:20px;overflow:hidden}.skip-link:focus{clip-path:none;width:auto;height:auto}.site-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;max-width:1200px;height:92px;margin:auto;padding:0 24px;display:flex}.brand{letter-spacing:1px;align-items:center;gap:12px;font-size:24px;font-weight:750;text-decoration:none;display:flex}.brand-icon{background:var(--green);color:#edf4bc;border-radius:12px;justify-content:center;align-items:center;width:40px;height:40px;display:inline-flex}.brand>span:last-child{align-items:center;display:flex}.brand-divider{background:#d6dacf;width:1px;height:16px;margin:0 18px}.brand small{color:#7d8477;letter-spacing:1px;font-size:12px;font-weight:400}.header-actions{align-items:center;gap:28px;display:flex}.text-button{color:#717b6c;align-items:center;gap:7px;font-size:12px;display:flex}.install-button{background:#fafaf6;border:1px solid #cdd4c7;border-radius:8px;align-items:center;gap:8px;padding:10px 14px;font-size:12px;display:flex}.install-button:hover{background:#e9edde}main{max-width:1056px;margin:0 auto;padding:0 24px}.intro{padding:49px 0 35px;position:relative}.eyebrow{letter-spacing:2px;color:#778268;align-items:center;gap:7px;font-size:11px;font-weight:500;display:flex}.eyebrow>span{background:#9cab75;border-radius:50%;width:6px;height:6px}h1{letter-spacing:1.4px;margin:12px 0;font-size:39px;font-weight:650;line-height:1.4}.intro>p{color:#7b8377;letter-spacing:.3px;font-size:13px;line-height:1.8}.intro-decoration{color:#dce2ce;position:absolute;top:37px;right:35px;transform:rotate(-17deg)}.intro-decoration svg{stroke-width:1px;width:112px;height:112px}.mobile-break{display:none}.calculator-layout{grid-template-columns:1.14fr 1fr;align-items:start;gap:28px;scroll-margin-top:20px;display:grid}.form-card{border:1px solid var(--border);background:#fff;border-radius:15px;overflow:hidden;box-shadow:0 4px 22px #263d3303}.form-heading{border-bottom:1px solid #eef0e8;justify-content:space-between;align-items:center;padding:25px 29px 23px;display:flex}.section-kicker{color:#929c89;letter-spacing:1.7px;margin-bottom:8px;font-size:9px;font-weight:600;display:block}.form-heading h2{letter-spacing:.5px;font-size:19px;font-weight:600}.reset-button{color:#87907f;align-items:center;gap:5px;padding:8px;font-size:11px;display:flex}.reset-button:hover{color:var(--green)}.price-section{padding:24px 29px 25px}.step-label{align-items:center;gap:9px;margin-bottom:19px;display:flex}.step-number{color:#99a386;font-family:ui-monospace,monospace;font-size:11px}.step-label h3{font-size:14px;font-weight:600}.small-tag{color:#7c8772;background:#f4f5ee;border-radius:4px;margin-left:auto;padding:3px 6px;font-size:9px}.field>label{color:#677361;margin-bottom:9px;font-size:12px;display:block}.input-wrap{background:#fcfdf9;border:1px solid #dce1d2;border-radius:8px;align-items:center;gap:8px;height:45px;padding:0 13px;transition:border-color .15s,box-shadow .15s;display:flex}.input-wrap:focus-within{border-color:#779268;box-shadow:0 0 0 3px #e6eddb}.input-wrap.invalid{border-color:#c17d5e}.currency-symbol{color:#8d9883;font-size:15px}.input-wrap input{color:#2d4636;font-variant-numeric:tabular-nums;background:0 0;border:0;outline:0;width:100%;font-size:17px;font-weight:550}.input-wrap input::placeholder{color:#a0a899;font-size:14px;font-weight:400}.input-suffix{letter-spacing:.5px;color:#8b947e;flex-shrink:0;font-size:10px}.large-field .input-wrap{background:#f9fbf4;height:65px}.large-field input{letter-spacing:.5px;font-size:30px}.large-field .currency-symbol{margin-right:2px;font-size:23px}.large-field .input-suffix{font-size:11px}.quiet-text{color:#727c68;margin-top:10px;font-size:10px;line-height:1.6}.field-error{color:#a35739;margin-top:7px;font-size:11px;line-height:1.6}.field-hint{color:#707d64;margin-top:7px;font-size:10px;line-height:1.7}.option-section{border-top:1px solid #ebeee4;padding:23px 29px}.option-heading{justify-content:space-between;align-items:center;gap:16px;display:flex}.option-heading-left{align-items:center;gap:12px;display:flex}.option-icon{color:#687e53;background:#f2f5e9;border-radius:9px;justify-content:center;align-items:center;width:37px;height:37px;display:flex}.option-heading h3{letter-spacing:.2px;font-size:14px;font-weight:600}.option-heading p{color:#8b9580;margin-top:6px;font-size:10px}.switch{background:#d9dfd3;border-radius:20px;flex-shrink:0;width:38px;height:22px;padding:3px}.switch>span{background:#fff;border-radius:50%;width:16px;height:16px;transition:transform .2s;display:block;box-shadow:0 1px 3px #0001}.switch.is-on{background:var(--green)}.switch.is-on>span{transform:translate(16px)}.option-body{padding-top:20px;animation:.2s reveal}.rate-row{align-items:center;gap:20px;display:flex}.rate-row>.field{width:50%}.rate-description{color:#929a88;padding-top:22px;font-size:10px;line-height:1.9}.rate-description strong{color:#71805e;font-weight:500}.rate-presets{align-items:center;gap:7px;margin-top:11px;display:flex}.rate-presets button{color:#7b886d;background:#fff;border:1px solid #e5e9dc;border-radius:5px;align-items:center;gap:9px;min-height:32px;padding:7px 11px;font-size:11px;display:flex}.rate-presets button.selected{color:#48603a;background:#edf2e3;border-color:#c3d0ae}.rate-presets>span{color:#a3aa99;margin-left:auto;font-size:9px}.checkbox-label{color:#7b876e;cursor:pointer;align-items:center;gap:8px;min-height:35px;margin-top:11px;font-size:11px;display:flex}.checkbox-label input{accent-color:var(--green);width:14px;height:14px;margin:0}.checkbox-label+.field{margin-top:9px}.inline-tag{color:#9aa78b;letter-spacing:1px;margin-left:4px;font-size:9px;font-weight:400}.info-note{color:#81916c;background:#f3f5eb;border-radius:6px;align-items:flex-start;gap:8px;padding:12px;display:flex}.info-note>svg{flex-shrink:0;margin-top:2px}.info-note p{font-size:10px;line-height:1.9}.info-note strong{color:#5c7048;font-weight:500}.threshold-warning{color:#a16b38;background:#fbf1df;border-radius:6px;margin-top:12px;padding:11px 12px;font-size:11px;line-height:1.8}.advanced-options{margin-top:14px}.advanced-options>summary{cursor:pointer;color:#748363;justify-content:space-between;align-items:center;min-height:30px;font-size:11px;list-style:none;display:flex}.advanced-options>summary::-webkit-details-marker{display:none}.advanced-options[open]>summary svg{transform:rotate(180deg)}.advanced-content{gap:8px;padding:13px 0 0;display:grid}.eligibility-note{color:#748365;margin-top:9px;font-size:10px;line-height:1.9}.eligibility-note button{color:#5b744b;align-items:center;gap:3px;padding:0;font-size:10px;display:inline-flex}.form-footnote{color:#78836b;background:#fafbf7;border-top:1px solid #eef0e7;justify-content:center;align-items:center;gap:7px;padding:14px;font-size:10px;display:flex}.result-column{position:sticky;top:25px}.receipt{border:1px solid var(--border);filter:drop-shadow(0 7px 5px #263d3305);background:#fff;border-bottom:0;border-radius:15px 15px 0 0;padding:24px 29px 22px;position:relative}.receipt:after{content:"";background-color:#0000;background-image:linear-gradient(135deg,#fff 25%,#0000 25%),linear-gradient(225deg,#fff 25%,#0000 25%);background-position:-6px 0,-6px 0;background-repeat:repeat,repeat;background-size:12px 24px;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;border-top:1px solid #fff;height:12px;position:absolute;bottom:-11px;left:-1px;right:-1px}.receipt-topline{color:#717e64;justify-content:space-between;align-items:center;font-size:11px;display:flex}.receipt-topline>span{align-items:center;gap:7px;display:flex}.live-label{color:#98a58a;font-size:9px}.live-label i{background:#9bb46d;border-radius:50%;width:5px;height:5px}.result-main{text-align:center;padding:31px 0 30px}.result-main>p{color:#859178;letter-spacing:1px;font-size:11px}.final-price{color:var(--green);letter-spacing:-1.7px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;margin:10px 0 12px;font-size:51px;font-weight:650;line-height:1.4}.final-price>span{letter-spacing:-.6px;margin-right:6px;font-size:20px;font-weight:450}.saving-badge{color:#70834a;background:#eff4e1;border-radius:20px;justify-content:center;align-items:center;gap:5px;padding:6px 10px;font-size:10px;display:inline-flex}.receipt-lines{border-top:1px dashed #dfe4d5;border-bottom:1px dashed #dfe4d5;gap:18px;padding:21px 0;display:grid}.receipt-lines>div{justify-content:space-between;align-items:center;gap:12px;font-size:11px;display:flex}.receipt-lines>div>span{color:#7f8972;line-height:1.7}.receipt-lines strong{color:#56624b;font-variant-numeric:tabular-nums;white-space:nowrap;font-size:12px;font-weight:500}.receipt-lines small{color:#9aa48c;white-space:nowrap;background:#f3f5ec;border-radius:3px;margin-left:5px;padding:3px 5px;font-size:8px}.receipt-lines strong.green{color:#849555}.receipt-lines .subtotal{border-top:1px solid #f0f2e9;margin-top:-2px;padding-top:15px}.receipt-total{justify-content:space-between;align-items:center;padding:21px 0;display:flex}.receipt-total>div:first-child{flex-direction:column;gap:8px;display:flex}.receipt-total>div:first-child>span{color:#7e896f;font-size:11px}.receipt-total>div:first-child>strong{color:var(--green);letter-spacing:-.5px;font-variant-numeric:tabular-nums;font-size:27px;font-weight:550}.discount-stamp{text-align:right;flex-direction:column;gap:5px;display:flex}.discount-stamp>span{color:#9c9d7b;font-size:9px}.discount-stamp strong{color:#a3a46b;font-variant-numeric:tabular-nums;font-size:21px;font-weight:550}.discount-stamp small{font-size:11px;font-weight:400}.savings-bar{border-radius:5px;gap:3px;height:6px;display:flex;overflow:hidden}.savings-bar span{background:var(--green);border-radius:5px}.savings-bar i{background:#b9c78a;min-width:0}.savings-bar b{background:#e4c887;min-width:0}.bar-legend{justify-content:center;gap:15px;margin:12px 0 25px;display:flex}.bar-legend>span{color:#9aa18d;align-items:center;gap:4px;font-size:8px;display:flex}.bar-legend i{background:var(--green);border-radius:50%;width:5px;height:5px}.bar-legend>span:nth-child(2) i{background:#b9c78a}.bar-legend>span:nth-child(3) i{background:#e4c887}.copy-button{background:var(--green);color:#f1f4e9;border-radius:7px;justify-content:center;align-items:center;gap:8px;width:100%;padding:13px;font-size:12px;display:flex}.copy-button:hover:not(:disabled){background:#30634f}.receipt-caption{text-align:center;color:#778469;margin-top:11px;font-size:9px;line-height:1.8}.explanation-card{background:#ecefe2;border:1px solid #e5e9d9;border-radius:9px;align-items:flex-start;gap:11px;margin-top:31px;padding:17px 18px;display:flex}.explanation-icon{color:#90a171;margin-top:1px}.explanation-card h3{color:#687c50;margin-bottom:7px;font-size:11px;font-weight:550}.explanation-card p{color:#889576;font-size:10px;line-height:1.9}.explanation-card button{color:#74895a;align-items:center;gap:5px;margin-top:11px;padding:0;font-size:10px;display:flex}.payment-note{color:#889576;justify-content:space-between;padding:14px 18px;font-size:10px;display:flex}.bottom-note{border-top:1px solid #e1e5d7;border-bottom:1px solid #e1e5d7;align-items:center;gap:14px;margin:37px 0 0;padding:23px 5px;display:flex}.note-symbol{color:#8b9c6b;border:1px solid #d7deca;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;display:flex}.bottom-note h3{color:#6e7b5e;margin-bottom:6px;font-size:12px;font-weight:500}.bottom-note p{color:#9ba38d;font-size:10px}.bottom-note button{color:#74855d;align-items:center;gap:8px;margin-left:auto;padding:10px 0 10px 10px;font-size:11px;display:flex}footer{color:#a4ac98;justify-content:space-between;align-items:center;max-width:1056px;margin:auto;padding:25px 24px 30px;font-size:10px;display:flex}footer>span{letter-spacing:.4px}footer small{margin:0 5px}footer>div{align-items:center;gap:24px;display:flex}footer button{color:#8c977d;padding:4px 0;font-size:10px}.connection-status{align-items:center;gap:5px;display:flex}.status-dot{background:#9fae87;border-radius:50%;width:5px;height:5px;display:inline-block}.modal{border:1px solid var(--border);color:#344d3c;background:#fdfef9;border-radius:17px;width:560px;max-width:calc(100% - 32px);max-height:85dvh;padding:28px;box-shadow:0 20px 80px #173a3526}.modal::backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#1f322b70}.modal-heading{justify-content:space-between;align-items:center;margin-bottom:23px;display:flex}.modal-heading h2{font-size:21px;font-weight:600}.icon-button{color:#7b8b6a;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.icon-button:hover{background:#e9eddf}.modal p,.rules-list{color:#7e8972;font-size:12px;line-height:1.9}.modal h3{margin:22px 0 9px;font-size:14px}.rules-intro{color:#72855a;background:#edf2e4;border-radius:7px;padding:13px;font-size:12px;line-height:1.8}.formula-box{text-align:center;color:#70865b;background:#f0f3e8;border-radius:7px;flex-direction:column;align-items:center;gap:8px;margin:15px 0;padding:16px 12px;font-size:11px;line-height:1.8;display:flex}.formula-box strong{color:var(--green);font-weight:500}.rules-list{padding-left:18px}.rules-list li{margin-bottom:9px}.source-links{flex-direction:column;gap:12px;margin-top:23px;display:flex}.source-links a{color:#5c7844;align-items:center;gap:5px;font-size:11px;display:flex}.modal p.modal-small{color:#9aa58d;margin-top:20px;font-size:10px}.install-illustration{color:#7d9264;background:#eff3e4;border-radius:10px;justify-content:center;align-items:center;gap:24px;height:105px;margin-bottom:20px;display:flex}.install-illustration .brand-icon{border-radius:16px;width:60px;height:60px}.install-instructions{margin:20px 0;padding:0;list-style:none}.install-instructions li{flex-direction:column;gap:6px;margin-bottom:20px;display:flex}.install-instructions strong{font-size:13px;font-weight:550}.install-instructions span{color:#7e8972;font-size:12px;line-height:1.9}.modal .copy-button{margin-top:24px}.toast,.update-toast{background:var(--green);color:#fff;z-index:20;border-radius:10px;width:max-content;max-width:calc(100% - 24px);padding:14px 20px;font-size:12px;line-height:1.6;position:fixed;bottom:25px;left:50%;transform:translate(-50%);box-shadow:0 5px 25px #173a3526}.update-toast{align-items:center;gap:15px;display:flex}.update-toast button{color:#e8edc6;font-size:12px}.update-toast .icon-button{width:25px;height:25px}@keyframes reveal{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}@media (width>=1400px){.intro{padding-top:61px;padding-bottom:40px}.site-header{height:100px}main{max-width:1080px}}@media (width<=800px){.site-header{height:76px;margin:0 20px;padding:0}.brand small,.brand-divider{display:none}.brand{font-size:22px}.header-actions{gap:15px}.rules-link{font-size:11px}.calculator-layout{gap:18px}.form-heading,.price-section,.option-section{padding-left:21px;padding-right:21px}.receipt{padding-left:22px;padding-right:22px}.final-price{font-size:42px}.rate-presets>span{display:none}.rate-description{font-size:9px}.receipt-lines small{width:max-content;margin:4px 0 0;display:block}.intro-decoration{right:10px}}@media (width<=620px){main{padding:0 20px}.site-header{height:73px}.brand-icon{border-radius:10px;width:35px;height:35px}.brand{gap:9px;font-size:21px}.install-button{padding:9px 10px;font-size:11px}.rules-link{display:none}.intro{padding:32px 0 27px}.eyebrow{letter-spacing:1.6px;font-size:10px}h1{letter-spacing:1px;margin-top:12px;margin-bottom:10px;font-size:30px;line-height:1.5}.intro>p{max-width:260px;font-size:11px;line-height:1.9}.intro-decoration{top:40px;right:0}.intro-decoration svg{width:70px;height:70px}.calculator-layout{grid-template-columns:1fr;gap:25px}.result-column{position:static}.form-heading{padding-top:22px;padding-bottom:20px}.form-heading h2{font-size:18px}.price-section{padding-top:23px;padding-bottom:24px}.large-field input{font-size:29px}.option-section{padding-top:22px;padding-bottom:22px}.field>label{font-size:12px}.quiet-text{font-size:10px}.option-heading p{font-size:11px}.option-heading h3{font-size:15px}.rate-presets>span{font-size:9px;display:block}.rate-description{font-size:11px}.rate-row{gap:22px}.rate-presets button{min-height:35px;padding:8px 13px}.checkbox-label{min-height:42px;font-size:12px}.checkbox-label input{width:16px;height:16px}.info-note p,.eligibility-note,.eligibility-note button{font-size:11px}.advanced-options>summary{min-height:38px;font-size:12px}.switch{width:42px;height:25px}.switch>span{width:19px;height:19px}.switch.is-on>span{transform:translate(17px)}.receipt{padding:24px 27px}.receipt-topline{font-size:12px}.live-label{font-size:10px}.result-main{padding:30px 0}.result-main>p{font-size:12px}.final-price{font-size:51px}.receipt-lines>div{font-size:12px}.receipt-lines strong{font-size:13px}.receipt-lines small{margin-left:5px;font-size:9px;display:inline}.receipt-total>div:first-child>span{font-size:12px}.receipt-total>div:first-child>strong{font-size:28px}.bar-legend>span{font-size:9px}.copy-button{padding:15px;font-size:13px}.receipt-caption{font-size:10px}.explanation-card{margin-top:30px;padding:18px}.explanation-card h3{font-size:12px}.explanation-card p,.explanation-card button{font-size:11px}.bottom-note{flex-wrap:wrap;gap:12px;margin-top:27px;padding:22px 0}.bottom-note button{margin:1px 0 0 45px;padding:6px 0;font-size:11px}.bottom-note p{font-size:10px}.bottom-note h3{font-size:12px}footer{padding:23px 20px calc(25px + env(safe-area-inset-bottom));gap:12px;font-size:9px}footer>div{gap:13px}footer button{font-size:9px}.toast,.update-toast{bottom:calc(18px + env(safe-area-inset-bottom))}.modal{padding:23px}.modal-heading h2{font-size:19px}.modal p,.rules-list{font-size:12px}}@media (width<=360px){main{padding:0 14px}.site-header{margin:0 14px}h1{font-size:27px}.intro-decoration{opacity:.5}.form-heading,.price-section,.option-section{padding-left:18px;padding-right:18px}.rate-presets>span{display:none}.receipt{padding-left:22px;padding-right:22px}.final-price{font-size:43px}.receipt-lines small{margin-left:0;display:block}.bottom-note p{font-size:9px}footer{padding-left:14px;padding-right:14px}footer .connection-status{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@media (width<=620px) and (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}.quick-result{display:none}.receipt{scroll-margin-top:20px}@media (width<=620px){.mobile-break{display:block}.intro-decoration{top:54px;right:12px}.intro-decoration svg{width:82px;height:82px}.quick-result{z-index:5;bottom:calc(12px + env(safe-area-inset-bottom));color:#f2f5e6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#224d3ef5;border:1px solid #ffffff26;border-radius:12px;justify-content:space-between;align-items:center;padding:14px 17px;text-decoration:none;display:flex;position:fixed;left:16px;right:16px;box-shadow:0 5px 25px #173a3526}.quick-result>span:first-child{color:#c8d5bb;font-size:10px}.quick-result strong{color:#fff;font-variant-numeric:tabular-nums;margin-left:8px;font-size:19px;font-weight:550;display:inline-block}.quick-result>span:last-child{white-space:nowrap;align-items:center;gap:7px;font-size:11px;display:flex}.quick-result+.toast{bottom:calc(85px + env(safe-area-inset-bottom))}}.field>label,.checkbox-label,.advanced-options>summary,.receipt-topline,.result-main>p,.receipt-lines>div,.receipt-total>div:first-child>span{color:#5f6f56;font-size:13px}.quiet-text,.field-hint,.field-error,.rate-description,.rate-presets button,.info-note p,.eligibility-note,.eligibility-note button,.receipt-caption,.payment-note,.reset-button,.saving-badge,.source-links a{font-size:12px}.quiet-text,.field-hint,.rate-description,.info-note,.eligibility-note,.receipt-lines>div>span,.receipt-caption,.payment-note,.reset-button{color:#63735a}.input-wrap input::placeholder,.input-suffix{color:#69775f}.receipt-lines strong{font-size:14px}.receipt-lines strong.green,.saving-badge{color:#586d35}.receipt-lines small,.bar-legend>span,.discount-stamp>span,.inline-tag{color:#687456;font-size:11px}.discount-stamp strong{color:#777944}.modal p,.rules-list,.rules-intro,.install-instructions span{color:#63735a;font-size:13px}.modal p.modal-small,.formula-box{color:#63735a;font-size:12px}footer,footer button{color:#68745d;font-size:11px}.intro>p{color:#63735a;font-size:13px}.result-main>.refund-status{color:#946028;letter-spacing:0;margin-top:12px;font-size:12px}.input-wrap input{height:100%;padding:0;line-height:normal}.input-wrap input:placeholder-shown{letter-spacing:0;font-size:16px;font-weight:400}.input-wrap input::placeholder{font-size:inherit;line-height:inherit}
