:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}#root{min-height:100svh}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:0;font-size:56px}@media (width<=1024px){h1{font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.app{justify-content:center;align-items:center;width:100%;height:100%;display:flex}.back-btn{border:1px solid var(--border);background:var(--bg);color:var(--text-h);font:600 14px/1 var(--sans);box-shadow:var(--shadow);cursor:pointer;border-radius:999px;align-items:center;gap:8px;padding:10px 14px;display:inline-flex}.back-btn:hover{border-color:var(--accent-border)}.back-btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.lang{z-index:1000;isolation:isolate;border:1px solid var(--border);background:color-mix(in srgb, var(--bg) 80%, transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:999px;grid-template-columns:1fr 1fr;padding:4px;display:grid;position:absolute;top:24px;right:24px}.lang-thumb{z-index:0;background:var(--text-h);border-radius:999px;width:calc(50% - 4px);height:calc(100% - 8px);transition:transform .28s cubic-bezier(.22,1,.36,1);position:absolute;top:4px;left:4px}.lang.is-en .lang-thumb{transform:translate(100%)}.lang-btn{z-index:1;color:var(--text);font:600 13px/1 var(--sans);letter-spacing:.04em;cursor:pointer;background:0 0;border:0;border-radius:999px;padding:8px 12px;transition:color .28s,transform .15s;position:relative}.lang-btn:hover:not(.is-active){transform:translateY(-1px)}.lang-btn.is-active{color:var(--bg)}.hero{text-align:center;flex-direction:column;align-items:center;gap:28px;display:flex}.hero h1{letter-spacing:-.045em;margin:0;font-size:clamp(2.4rem,7vw,4.75rem);font-weight:500;line-height:1.05}.hero h1 span{background:linear-gradient(120deg, var(--accent), #6366f1);color:#0000;-webkit-background-clip:text;background-clip:text}.field{color:var(--text-h);font:600 14px/1.2 var(--sans);flex-direction:column;gap:8px;display:flex}.field-wide{grid-column:1/-1}.field-hint{color:var(--text);font:500 13px/1.4 var(--sans)}.field-control{border:1px solid var(--border);background:var(--bg);border-radius:14px;flex-wrap:wrap;align-items:center;gap:8px;min-height:52px;padding:8px 14px;display:flex}.field-control em{color:var(--text);font-style:normal}.field-control input{width:100%;min-width:80px;color:var(--text-h);font:500 16px/1 var(--sans);background:0 0;border:0;outline:none;flex:1}.field-control:focus-within{border-color:var(--accent-border);box-shadow:0 0 0 3px var(--accent-bg)}.field-readonly{color:var(--text-h);font:600 16px/1 var(--sans)}.calculator{flex-direction:column;gap:24px;width:min(760px,100%);padding:72px 16px 40px;display:flex}.calculator .tools-heading p{max-width:46ch;color:var(--text);font-size:.95rem;line-height:1.5}.calculator-method{background:var(--accent-bg);width:fit-content;color:var(--accent);font:700 12px/1 var(--sans);letter-spacing:.04em;text-transform:uppercase;border-radius:999px;align-items:center;margin:0;padding:6px 10px;display:inline-flex}.calculator-card,.calculator-result{border:1px solid var(--border);background:color-mix(in srgb, var(--bg) 88%, var(--accent-bg));box-shadow:var(--shadow);border-radius:18px;gap:18px;padding:24px;display:grid}.calculator-card{grid-template-columns:1fr 1fr}.rate-toggle{background:var(--code-bg);border-radius:999px;flex-shrink:0;padding:3px;display:flex}.rate-toggle button{color:var(--text);font:600 12px/1 var(--sans);cursor:pointer;background:0 0;border:0;border-radius:999px;padding:7px 10px}.rate-toggle button.is-active{background:var(--text-h);color:var(--bg)}.calculator-error{color:#b42318;font:600 14px/1.4 var(--sans);grid-column:1/-1}.calculate-btn{background:var(--accent);color:#fff;font:700 16px/1 var(--sans);cursor:pointer;border:0;border-radius:14px;grid-column:1/-1;padding:16px}.calculate-btn:hover{filter:brightness(1.05)}.calculate-btn:focus-visible,.secondary-btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.secondary-btn{border:1px solid var(--accent-border);color:var(--accent);font:700 16px/1 var(--sans);cursor:pointer;background:0 0;border-radius:14px;grid-column:1/-1;padding:16px}.amortization-form{grid-template-columns:1fr 1fr;gap:18px;display:grid}.amortization-summary{gap:24px;display:grid}.amortization-summary h2{margin-bottom:12px}.calculator-result h2{margin:0}.calculator-result dl{grid-template-columns:1fr 1fr;gap:16px;margin:0;display:grid}.calculator-result dt{color:var(--text);font-size:.8rem}.calculator-result dd{color:var(--text-h);font:600 1.15rem/1.2 var(--heading);margin:4px 0 0}@media (width<=720px){.calculator-card,.calculator-result dl,.amortization-form{grid-template-columns:1fr}}.home,.tools-screen{background:radial-gradient(ellipse 80% 50% at 50% -10%, var(--accent-bg), transparent 70%), var(--bg);min-height:100svh;padding:24px;position:relative}.home{place-items:center;display:grid}.tabs{gap:12px;display:flex}.tab{border:1px solid var(--border);border-bottom:2px solid var(--accent);background:var(--bg);color:var(--text-h);font:600 15px/1 var(--sans);letter-spacing:.01em;box-shadow:var(--shadow);cursor:pointer;border-radius:14px 14px 6px 6px;padding:14px 28px 12px;transition:transform .15s,border-color .15s}.tab:hover{border-color:var(--accent-border);transform:translateY(-2px)}.tab:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.container{flex-direction:column;justify-content:center;align-items:center;gap:24px;width:100%;height:100%;padding:10px;display:flex}.tools-screen{justify-content:center;align-items:flex-start;padding-top:96px;display:flex}.tools{flex-direction:column;gap:28px;width:min(760px,100%);display:flex}.tools-heading{flex-direction:column;align-items:flex-start;gap:16px;display:flex}.tools h1{letter-spacing:-.045em;margin:0;font-size:clamp(2rem,5vw,3rem);line-height:1.05}.tool-card h2{letter-spacing:-.03em;margin:0;font-size:1.2rem;line-height:1.2}.tool-card p{margin:0;font-size:.875rem;line-height:1.5}.tool-card{border:1px solid var(--border);background:color-mix(in srgb, var(--bg) 88%, var(--accent-bg));min-height:200px;box-shadow:var(--shadow);cursor:pointer;border-radius:18px;flex-direction:column;align-items:flex-start;gap:12px;padding:22px;display:flex}.tool-card:has(.disabled){cursor:default}.tool-card h2{letter-spacing:-.03em;margin:0;font-size:1.2rem;font-weight:600;line-height:1.2}.tool-card a.disabled{opacity:.5;cursor:not-allowed}.tool-card a.disabled:hover{color:var(--accent)}.tool-card a.disabled:focus-visible{outline:2px solid var(--accent)}.tool-card a{color:var(--accent);cursor:pointer;font:600 12px/1 var(--sans);letter-spacing:.06em;text-transform:uppercase;text-decoration:none}.tool-card a:hover{color:var(--accent-hover);transition:transform .2s ease-in-out}.tool-card a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.tool-icon{width:42px;height:42px;color:var(--accent);background:var(--accent-bg);border-radius:12px;place-items:center;display:grid}.tool-status{font:600 12px/1 var(--sans);letter-spacing:.06em;text-transform:uppercase;color:var(--accent);margin-top:auto}.tools-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:0;padding:0;list-style:none;display:grid}