@charset "UTF-8";
:root{color-scheme:light;--ink:#282637;--muted:#6e6b79;--purple:#59417f;--purple-dark:#423060;--pale:#f0ecf7;--border:#e4e1e9;--canvas:#f8f7fa;--amber:#856126;--amber-bg:#fbf3e5;font-family:Inter,Pretendard,-apple-system,BlinkMacSystemFont,"Segoe UI","Malgun Gothic",sans-serif;background:var(--canvas);color:var(--ink);font-synthesis:none;line-height:1.65}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-underline-offset:4px}button,input,select,textarea{font:inherit}button{cursor:pointer;color:inherit;border:0;background:none}button,input,select,a{touch-action:manipulation}button:disabled{cursor:default;opacity:.5}input,select{min-height:46px;width:100%;color:var(--ink);background:#fff;border:1px solid #d9d5e1;border-radius:7px;padding:10px 12px;font-size:15px;font-variant-numeric:tabular-nums;min-width:0}select{padding-right:32px}input:focus,select:focus{border-color:#7b609e}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #9a7cbe;outline-offset:3px}input[aria-invalid=true],select[aria-invalid=true]{border-color:#b73d40;background:#fffafa}[hidden]{display:none!important}img{display:block}.wrap{max-width:1220px;width:calc(100% - 64px);margin-inline:auto}.skip{position:fixed;top:8px;left:8px;background:var(--ink);color:#fff;padding:10px;z-index:50;transform:translateY(-150%)}.skip:focus{transform:none}.site-header{background:#fff;border-bottom:1px solid var(--border)}.header-content{min-height:88px;display:flex;gap:28px;align-items:center}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;white-space:nowrap}.brand>span{font-size:24px;font-weight:800;letter-spacing:-1px}.brand small{display:block;font-size:10px;font-weight:450;letter-spacing:0;color:var(--muted);margin-top:-2px}.header-content nav{display:flex;gap:28px;margin-left:auto;font-size:12px}.header-content nav a{min-height:44px;display:flex;align-items:center;text-decoration:none}.header-content nav a:hover{color:var(--purple)}.local-tag{font-size:10px;color:var(--purple);padding:5px 10px;border-radius:30px;background:var(--pale)}.intro{display:flex;justify-content:space-between;gap:40px;align-items:center;padding-block:40px 32px}.eyebrow{font-size:10px;font-weight:750;letter-spacing:.5px;color:var(--purple);margin:0 0 9px}.intro .eyebrow{font-size:11px;display:flex;gap:8px;align-items:center}.eyebrow>span{width:6px;height:6px;background:var(--purple);border-radius:50%}.intro h1{font-size:40px;line-height:1.3;letter-spacing:-1.8px;margin:0 0 12px;font-weight:800}.intro em{font-style:normal;color:var(--purple)}.intro>div>p:last-child{font-size:14px;color:var(--muted);margin:0;line-height:1.9}.intro-note{border-left:1px solid #d6cfdf;padding-left:28px;min-width:245px;position:relative}.intro-note>span{position:absolute;right:0;top:2px;color:var(--purple);font-size:28px}.intro-note p{font-size:18px;font-weight:650;line-height:1.5;margin:0 0 8px;letter-spacing:-.5px}.intro-note small{font-size:10px;color:var(--muted)}.tool-nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:34px}.tool-nav a{display:flex;align-items:center;gap:14px;padding:18px 20px;border:1px solid var(--border);border-radius:10px;background:#fff;text-decoration:none;min-width:0}.tool-nav a[aria-current=page]{border-color:#866aa8;background:var(--pale);box-shadow:inset 0 0 0 1px #866aa8}.tool-nav a:hover{border-color:#b3a1c8}.tool-symbol{width:37px;height:37px;display:grid;place-content:center;background:#f4f1f8;color:var(--purple);border-radius:9px;font-size:24px;flex-shrink:0}.tool-nav strong{display:block;font-size:14px;letter-spacing:-.3px}.tool-nav small{display:block;font-size:11px;color:var(--muted);margin-top:2px}.tool-number{margin-left:auto;font-size:10px;color:#8a7c9b;letter-spacing:1px}
.calculator{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(365px,.9fr);gap:26px;align-items:start;scroll-margin-top:20px}.input-panel{min-width:0}.section-heading{display:flex;align-items:start;justify-content:space-between;gap:18px;margin-bottom:16px}.section-heading h2{font-size:26px;line-height:1.4;letter-spacing:-1px;margin:0 0 8px;font-weight:760}.section-heading p:not(.eyebrow){font-size:12px;color:var(--muted);margin:0;line-height:1.9}.text-button{color:var(--purple);font-size:11px;text-decoration:underline;text-underline-offset:4px;min-height:40px;padding:0;white-space:nowrap}.example-note{font-size:11px;line-height:1.8;background:#f0edf4;border-left:3px solid #c1b0d5;color:#685779;padding:10px 12px;margin:0 0 16px;border-radius:0 6px 6px 0}.example-note.is-custom{color:#526958;background:#eef4ef;border-color:#b2cbb7}.period-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding:17px 20px;border:1px solid var(--border);border-radius:10px;background:#fff;margin-bottom:16px}.period-row label{font-size:13px;font-weight:700}.period-row p:not(.field-error){font-size:10px;color:var(--muted);margin:4px 0 0}.period-input{width:122px}.input-unit{display:flex;align-items:center;position:relative}.input-unit input{padding-right:42px}.input-unit>span{position:absolute;right:12px;color:var(--muted);font-size:11px;pointer-events:none}.condition-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;align-items:start}.condition-group{border:1px solid var(--border);border-radius:11px;padding:20px;background:#fff;min-width:0}.group-heading{display:flex;align-items:center;gap:9px;border-bottom:1px solid #ece8f0;padding-bottom:14px;margin-bottom:16px}.group-letter{display:grid;place-content:center;min-width:24px;height:24px;font-size:11px;font-weight:750;border-radius:6px;background:var(--pale);color:var(--purple)}.condition-group:nth-child(2) .group-letter{background:#edf1f7;color:#496581}.group-heading h3{font-size:14px;font-weight:700;margin:0}.field{margin-bottom:15px;min-width:0}.field:last-child{margin-bottom:0}.field>label{display:block;font-size:11px;font-weight:650;margin-bottom:7px;line-height:1.7}.field-hint{font-size:10px;line-height:1.8;color:var(--muted);margin:6px 0 0}.field-error{font-size:11px;color:#a8363d;line-height:1.8;margin:6px 0 0}.period-row .field-error{flex-basis:100%}.form-error{font-size:12px;line-height:1.8;background:#fff0ef;border:1px solid #eed1ce;border-radius:8px;padding:12px 16px;margin-top:14px;color:#9c363b}.form-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:18px}.form-actions>span{font-size:10px;color:var(--muted)}.button{display:inline-flex;justify-content:center;align-items:center;gap:20px;min-height:46px;padding:11px 19px;border-radius:8px;text-decoration:none;font-size:13px;font-weight:650;line-height:1.7}.primary{color:#fff;background:var(--purple)}.primary:hover{background:var(--purple-dark)}.secondary{color:var(--purple);background:#f3eff8;border:1px solid #e3d9ee}.secondary:hover{background:#ece4f5}
.result-panel{position:sticky;top:20px;background:#fff;border:1px solid #ded7e7;border-radius:14px;box-shadow:0 12px 36px #35244909;padding:26px;min-width:0}.result-heading{display:flex;justify-content:space-between;align-items:center;gap:15px}.result-heading .eyebrow{margin:0}.result-label{font-size:10px;line-height:1.8;color:#786486;background:#f4f0f8;padding:3px 8px;border-radius:5px}.result-panel>h2{font-size:25px;line-height:1.45;letter-spacing:-.8px;margin:15px 0 8px}.result-panel>h2 br{display:none}.result-status{font-size:11px;line-height:1.9;min-height:21px;color:var(--muted);margin:0 0 16px}.result-status.is-stale{color:#926123;background:var(--amber-bg);padding:10px;border-radius:6px}.result-status.is-error{color:#a8363d}.comparison-summary{background:var(--pale);padding:15px 17px;border-radius:9px;margin-bottom:19px;font-size:12px;line-height:1.9}.comparison-summary strong{display:block;color:var(--purple);font-size:16px;line-height:1.7;overflow-wrap:anywhere}.comparison-summary small{color:#6e617c;font-size:10px}.comparison-summary.neutral{background:#f1f3f5}.comparison-summary.neutral strong{color:#4e6070}.option-result{padding:18px 0;border-top:1px solid var(--border)}.option-heading{display:flex;gap:8px;align-items:center;margin-bottom:8px}.option-heading h3{font-size:13px;line-height:1.7;margin:0;font-weight:650;overflow-wrap:anywhere}.cheaper-tag{font-size:9px;background:#edf3ef;color:#3c6850;padding:2px 6px;border-radius:4px;white-space:nowrap}.total-number{font-size:31px;font-weight:800;line-height:1.4;letter-spacing:-.7px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.total-number small{font-size:14px;font-weight:500;margin-left:4px;letter-spacing:0}.option-metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:12px 0 0}.option-metrics div{padding-left:12px;border-left:2px solid #e9e2f0;min-width:0}.option-metrics dt{font-size:10px;color:var(--muted);margin-bottom:4px}.option-metrics dd{font-size:15px;font-weight:650;margin:0;line-height:1.6;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}.option-metrics dd small{font-size:10px;font-weight:400;margin-left:2px}.unit-cost{font-size:11px;color:#6e617c;margin:10px 0 0}.result-details{border-top:1px solid var(--border);margin-top:8px}.result-details summary{font-size:11px;line-height:1.8;padding:13px 0;cursor:pointer;font-weight:650;color:var(--purple);min-height:44px}.breakdown{margin:0 0 12px;font-size:11px}.breakdown>div{display:flex;justify-content:space-between;gap:12px;margin:7px 0}.breakdown dt{color:var(--muted);flex:1}.breakdown dd{margin:0;white-space:nowrap;font-variant-numeric:tabular-nums}.option-note,.warning{font-size:10px;line-height:1.85;margin:8px 0;color:var(--muted)}.warning{color:#805b24;background:var(--amber-bg);padding:10px 12px;border-radius:6px}.schedule-wrap{max-height:260px;overflow:auto;border:1px solid var(--border);border-radius:7px;margin-bottom:10px;overscroll-behavior:auto}.schedule{width:100%;border-collapse:collapse;font-size:10px;font-variant-numeric:tabular-nums}.schedule caption{text-align:left;padding:10px;color:var(--muted)}.schedule th{position:sticky;top:0;background:#f7f5fa;font-weight:550;text-align:left;padding:8px}.schedule td{padding:8px;border-top:1px solid #ece9ef;overflow-wrap:anywhere}.schedule th:last-child,.schedule td:last-child{text-align:right;white-space:nowrap}.result-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--border);margin-top:14px;padding-top:17px;flex-wrap:wrap}.result-actions .button{font-size:11px;min-height:40px;padding:8px 12px}.result-actions .text-button{font-size:10px}.result-footnote{font-size:10px;color:var(--muted);line-height:1.9;margin:16px 0 0}.copy-fallback{margin-top:15px}.copy-fallback label{font-size:11px;display:block;margin-bottom:8px}.copy-fallback textarea{width:100%;padding:10px;border:1px solid var(--border);resize:vertical;font-size:12px;background:#fff;color:var(--ink)}
.how-it-works{display:grid;grid-template-columns:1.1fr repeat(3,1fr);gap:34px;border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:36px 0;margin-top:64px;scroll-margin-top:20px}.how-it-works h2,.faq h2{font-size:24px;letter-spacing:-.8px;line-height:1.5;margin:0}.principle>span{color:#8b7d9e;font-size:10px;letter-spacing:1px}.principle h3{font-size:14px;margin:8px 0;font-weight:650}.principle p{font-size:11px;line-height:1.95;color:var(--muted);margin:0}.faq{display:grid;grid-template-columns:1fr 2.5fr;gap:46px;padding-block:40px 54px;scroll-margin-top:20px}.faq details{border-bottom:1px solid var(--border)}.faq summary{font-size:13px;min-height:52px;line-height:1.9;padding:15px 0;cursor:pointer;font-weight:550}.faq details p{font-size:12px;line-height:2;color:var(--muted);margin:0 0 18px}.site-footer{display:flex;align-items:center;gap:28px;flex-wrap:wrap;padding-block:24px 30px;border-top:1px solid var(--border)}.brand-word{font-size:18px;font-weight:800;letter-spacing:-.5px}.brand-word small{font-size:10px;font-weight:400;letter-spacing:0;color:var(--muted);margin-left:7px}.site-footer p{font-size:10px;color:var(--muted);margin:0;line-height:1.9}.site-footer>a{margin-left:auto;font-size:11px;min-height:44px;display:flex;align-items:center;color:var(--muted)}dialog{padding:0;width:min(640px,calc(100% - 32px));max-height:85vh;background:#fff;color:var(--ink);border:1px solid var(--border);border-radius:14px;box-shadow:0 20px 90px #21183444}dialog::backdrop{background:#25203066}.dialog-content{padding:28px}.dialog-content header{display:flex;align-items:start;justify-content:space-between;gap:18px}.dialog-content h2{font-size:23px;margin:0}.close-button{width:38px;min-height:38px;display:grid;place-content:center;background:var(--pale);border-radius:50%;font-size:25px;flex-shrink:0}.dialog-content ol{padding-left:20px;font-size:13px;line-height:1.95;display:grid;gap:14px}.dialog-content>p{font-size:11px;line-height:1.9;background:var(--amber-bg);padding:12px;border-radius:7px;color:var(--amber)}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);max-width:calc(100% - 36px);background:#342641;color:#fff;font-size:12px;line-height:1.8;padding:11px 18px;border-radius:9px;z-index:100;box-shadow:0 8px 25px #21183433;text-align:center}
@media(max-width:1100px){.wrap{width:calc(100% - 48px)}.calculator{grid-template-columns:minmax(0,1.2fr) minmax(330px,.85fr);gap:20px}.condition-groups{gap:10px}.condition-group{padding:16px}.result-panel{padding:22px}.section-heading h2{font-size:23px}.field>label{font-size:10px}.section-heading{gap:10px}.how-it-works{gap:26px}.tool-nav a{padding:16px}}
@media(max-width:900px){.calculator{grid-template-columns:1fr}.result-panel{position:static;display:block}.condition-group{padding:22px}.field>label{font-size:12px}.field-hint{font-size:11px}.result-panel{padding:26px}.option-results{display:grid;grid-template-columns:1fr 1fr;gap:24px}.result-panel>h2{font-size:26px}.intro-note{display:none}.how-it-works{grid-template-columns:1fr 1fr;gap:30px}.how-it-works>div:first-child{grid-column:1/-1}.how-it-works h2 br{display:none}.principle:last-child{grid-column:1/-1}.faq{grid-template-columns:1fr;gap:20px}.form-actions>span{font-size:11px}.result-footnote,.option-note,.warning{font-size:11px}.breakdown,.schedule{font-size:11px}}
@media(max-width:560px){.wrap{width:calc(100% - 36px)}.header-content{min-height:76px;gap:12px;flex-wrap:wrap;padding-block:14px}.brand>span{font-size:21px}.brand small{font-size:9px}.header-content nav{gap:14px;font-size:10px}.local-tag{display:none}.intro{padding-block:29px 25px}.intro h1{font-size:31px;letter-spacing:-1.3px;line-height:1.45;max-width:310px}.intro>div>p:last-child{font-size:12px;line-height:1.9}.intro .eyebrow{font-size:10px}.tool-nav{gap:7px;margin-bottom:28px}.tool-nav a{padding:12px 6px;display:block;text-align:center}.tool-nav strong{font-size:11px}.tool-nav small{font-size:9px;letter-spacing:-.2px}.tool-symbol{margin:0 auto 7px;width:30px;height:30px;font-size:21px}.tool-number{display:none}.section-heading{flex-wrap:wrap;margin-bottom:12px}.section-heading h2{font-size:24px}.section-heading .text-button{margin-top:-10px;min-height:32px}.section-heading p:not(.eyebrow){font-size:12px}.example-note{font-size:11px}.period-row{padding:15px}.period-input{width:105px}.period-row label{font-size:12px}.period-row p:not(.field-error){font-size:10px}.condition-groups{grid-template-columns:1fr;gap:14px}.condition-group{padding:20px}.field>label{font-size:12px}input,select{font-size:16px;min-height:48px}.field-hint{font-size:11px}.form-actions{flex-direction:column;align-items:stretch;gap:10px}.form-actions>span{text-align:center}.form-actions .button{min-height:49px}.result-panel{padding:22px;margin-top:4px}.result-panel>h2{font-size:25px}.result-status{font-size:12px}.option-results{grid-template-columns:1fr;gap:0}.option-heading h3{font-size:15px}.total-number{font-size:34px}.option-metrics dt{font-size:11px}.option-metrics dd{font-size:17px}.option-metrics dd small{font-size:11px}.result-actions .button{font-size:12px;min-height:44px}.result-actions .text-button{font-size:11px}.comparison-summary{font-size:12px}.comparison-summary small{font-size:11px}.how-it-works{grid-template-columns:1fr;margin-top:38px;padding-block:28px;gap:24px}.how-it-works>div:first-child,.principle:last-child{grid-column:auto}.how-it-works h2,.faq h2{font-size:23px}.principle p{font-size:12px}.principle h3{font-size:15px}.faq{padding-block:29px 35px}.faq summary{font-size:12px}.site-footer{gap:10px;align-items:start;padding-top:22px}.site-footer p{flex-basis:100%}.site-footer>a{margin-left:0}.brand-word{font-size:18px}.dialog-content{padding:22px}.dialog-content ol{font-size:12px}.dialog-content h2{font-size:22px}}
.comparison-summary small{display:block;margin-top:6px}.result-panel>h2{word-break:keep-all;overflow-wrap:anywhere}
.toast{pointer-events:none}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}