:root{--bg: #f8f7fb;--surface: #ffffff;--text: #1a1626;--muted: #665f78;--border: #e7e4ef;--brand: #7c3aed;--brand-ink: #6d28d9;--brand-tint: #f1ebfe;--accent: #f59e0b;--ring: #8b5cf6;--radius: 14px;--shadow: 0 1px 2px rgba(26,22,38,.06), 0 8px 24px rgba(26,22,38,.06);--maxw: 900px;font-synthesis:none}@media(prefers-color-scheme:dark){:root{--bg: #0f0b18;--surface: #171226;--text: #ece9f5;--muted: #a79fbe;--border: #2a2340;--brand: #a78bfa;--brand-ink: #c4b5fd;--brand-tint: #241a3a;--shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35)}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.6;font-size:17px}.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}a{color:var(--brand-ink);text-underline-offset:2px}h1,h2,h3{line-height:1.2;letter-spacing:-.02em}h1{font-size:clamp(1.9rem,4vw,2.6rem);margin:0 0 .4em}h2{font-size:clamp(1.3rem,3vw,1.7rem);margin:2em 0 .5em}p{margin:0 0 1em}.muted{color:var(--muted)}.skip{position:absolute;left:-999px;top:0;background:var(--brand);color:#fff;padding:8px 14px;border-radius:0 0 8px;z-index:10}.skip:focus{left:0}.site-header{border-bottom:1px solid var(--border);background:var(--surface)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:62px;gap:16px}.brand{display:inline-flex;align-items:center;gap:8px;font-weight:700;text-decoration:none;color:var(--text)}.brand-mark{color:var(--brand);font-size:1.35rem}nav a{margin-left:18px;text-decoration:none;color:var(--muted);font-size:.95rem;font-weight:500}nav a:hover{color:var(--text)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.btn{display:inline-flex;align-items:center;gap:8px;cursor:pointer;background:var(--brand);color:#fff;border:none;border-radius:10px;padding:12px 18px;font-size:1rem;font-weight:600;text-decoration:none}.btn:hover{background:var(--brand-ink)}:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px}.crumbs{font-size:.9rem;color:var(--muted);margin:22px 0 6px}.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--text)}.yr{font-size:.5em;vertical-align:middle;background:var(--brand-tint);color:var(--brand-ink);padding:3px 10px;border-radius:999px;font-weight:700;letter-spacing:0}.lede{font-size:1.15rem;color:var(--muted);max-width:56ch}.calc{display:grid;gap:20px;grid-template-columns:1.1fr .9fr;align-items:start;margin:8px 0}@media(max-width:760px){.calc{grid-template-columns:1fr}}.calc-form{padding:22px;display:grid;gap:16px}.field{display:flex;flex-direction:column;gap:6px}.field label{font-size:.92rem;font-weight:600}.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:460px){.row{grid-template-columns:1fr}}.calc input[type=number],.calc select{width:100%;font-size:1.05rem;padding:11px 12px;border:1px solid var(--border);border-radius:10px;background:var(--bg);color:var(--text);font-variant-numeric:tabular-nums}.input-money,.input-pct{position:relative;display:flex;align-items:center}.input-money>span{position:absolute;left:12px;color:var(--muted);font-weight:600}.input-money input{padding-left:26px}.input-pct>span{position:absolute;right:12px;color:var(--muted);font-weight:600}.input-pct input{padding-right:28px}.checkbox label{display:flex;align-items:center;gap:8px;font-weight:500}.checkbox input{width:auto}.calc-result{padding:24px;background:var(--brand-tint);border-color:color-mix(in srgb,var(--brand) 25%,var(--border));position:sticky;top:16px}.result-label{margin:0;color:var(--brand-ink);font-weight:600;font-size:.95rem}.result-rate{margin:2px 0;font-size:clamp(2.4rem,7vw,3.2rem);font-weight:800;letter-spacing:-.03em;color:var(--brand-ink);line-height:1}.result-rate .per{font-size:1rem;font-weight:600;color:var(--muted)}.result-sub{margin:0 0 16px;color:var(--muted);font-weight:600;font-size:.92rem}.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:0 0 14px}.result-grid dt{font-size:.76rem;color:var(--muted);margin:0}.result-grid dd{margin:2px 0 0;font-weight:700;font-variant-numeric:tabular-nums}.breakdown{border-top:1px solid color-mix(in srgb,var(--brand) 18%,var(--border));padding-top:12px}.bd-title{font-size:.82rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);margin:0 0 8px}.bd-line{display:flex;justify-content:space-between;font-size:.9rem;padding:3px 0}.bd-line b{font-variant-numeric:tabular-nums}.bd-line.total{border-top:1px dashed var(--border);margin-top:4px;padding-top:6px;font-weight:700}.compare{font-size:.83rem;margin:12px 0 0}.sharelink{margin-top:16px;width:100%;cursor:pointer;font-weight:600;font-size:.92rem;padding:10px 12px;border-radius:10px;border:1px solid color-mix(in srgb,var(--brand) 40%,var(--border));background:var(--surface);color:var(--brand-ink)}.sharelink:hover{border-color:var(--brand)}.prefill-note{background:color-mix(in srgb,var(--accent) 14%,var(--surface));border:1px solid color-mix(in srgb,var(--accent) 35%,var(--border));color:var(--text);border-radius:10px;padding:10px 14px;font-size:.92rem;max-width:56ch}.prose{max-width:68ch}.prose ul{padding-left:1.2em}.prose li{margin:.3em 0}.prose code{background:var(--brand-tint);padding:1px 6px;border-radius:6px;font-size:.9em}.faq details{border:1px solid var(--border);border-radius:10px;padding:4px 16px;margin:10px 0;background:var(--surface)}.faq summary{cursor:pointer;font-weight:600;padding:10px 0}.faq p{margin:0 0 12px;color:var(--muted)}.related-tools{border-top:1px solid var(--border);margin-top:56px}.related-tools h2{font-size:1.15rem;margin:24px 0 12px}.related-grid{list-style:none;padding:0;margin:0;display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}.related-grid a{display:flex;align-items:center;gap:10px;padding:12px 14px;border:1px solid var(--border);border-radius:10px;background:var(--surface);text-decoration:none;color:var(--text);font-weight:600;font-size:.95rem}.related-grid a:hover{border-color:var(--brand)}.re-emoji{font-size:1.2rem}.site-footer{border-top:1px solid var(--border);margin-top:64px;padding:28px 0;background:var(--surface)}.site-footer p{margin:0 0 6px;font-size:.9rem}