:root{--bg:#f5f6fb;--bg2:#eef0fa;--card:#fff;--glass:rgba(255,255,255,.78);--tx:#0f172a;--mut:#525a6e;--bd:#e3e6f0;--pri:#5b21b6;--pri2:#7c3aed;--teal:#0d9488;--acc:#14b8a6;--soft:#f3efff;--ok:#047857;--okbg:#e7f8f1;--warn:#b45309;--warnbg:#fff7e8;--cap:#7c3aed;--int:#f97316;--tax:#14b8a6;--r:22px;--sh:0 1px 2px rgba(15,23,42,.05),0 12px 32px -12px rgba(76,29,149,.18);--grad:linear-gradient(135deg,#1e1b4b 0%,#4c1d95 45%,#0f766e 100%);--ad-h:0px;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0b0f1e;--bg2:#121733;--card:#141a33;--glass:rgba(20,26,51,.78);--tx:#e8eaf6;--mut:#a3aac4;--bd:#273058;--pri:#c4b5fd;--pri2:#a78bfa;--soft:#1e1b4b;--ok:#6ee7b7;--okbg:#0d2e26;--warn:#fbbf24;--warnbg:#2e2310;--cap:#a78bfa;--int:#fb923c;--tax:#2dd4bf;--sh:0 1px 2px rgba(0,0,0,.4),0 12px 32px -12px rgba(0,0,0,.6);color-scheme:dark}}:root[data-theme=dark]{--bg:#0b0f1e;--bg2:#121733;--card:#141a33;--glass:rgba(20,26,51,.78);--tx:#e8eaf6;--mut:#a3aac4;--bd:#273058;--pri:#c4b5fd;--pri2:#a78bfa;--soft:#1e1b4b;--ok:#6ee7b7;--okbg:#0d2e26;--warn:#fbbf24;--warnbg:#2e2310;--cap:#a78bfa;--int:#fb923c;--tax:#2dd4bf;--sh:0 1px 2px rgba(0,0,0,.4),0 12px 32px -12px rgba(0,0,0,.6);color-scheme:dark}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;font:16px/1.6 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--tx);background:var(--bg);-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(600px 400px at 90% -5%,rgba(124,58,237,.12),transparent 70%),radial-gradient(500px 400px at -5% 30%,rgba(20,184,166,.10),transparent 70%)}a{color:var(--pri);text-underline-offset:3px}a:hover{color:var(--pri2)}:focus-visible{outline:3px solid #f59e0b;outline-offset:2px;border-radius:6px}.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;color:#000;padding:8px;z-index:99}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}header.top{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:saturate(1.6) blur(12px);-webkit-backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid var(--bd)}header.top .in{display:flex;flex-wrap:wrap;gap:.4rem 1rem;align-items:center;justify-content:space-between;padding:.6rem 1rem;max-width:1180px;margin:auto}.logo{display:flex;align-items:center;gap:.5rem;text-decoration:none;color:var(--tx);font-weight:700;font-size:1.08rem;letter-spacing:-.01em}.logo b,.flogo b{background:linear-gradient(90deg,var(--pri2),var(--acc));-webkit-background-clip:text;background-clip:text;color:transparent}header nav{order:3;width:100%;overflow-x:auto;scrollbar-width:none}@media(min-width:900px){header nav{order:0;width:auto}}header nav ul{list-style:none;display:flex;gap:.2rem;margin:0;padding:0;font-size:.9rem;white-space:nowrap}header nav a{display:block;padding:.35rem .7rem;border-radius:99px;color:var(--mut);text-decoration:none;transition:background .2s,color .2s}header nav a:hover,header nav a[aria-current]{background:var(--soft);color:var(--pri)}.theme{min-height:40px;width:40px;padding:0;border-radius:99px;background:var(--soft);color:var(--pri);border:1px solid var(--bd);display:grid;place-items:center;cursor:pointer}.theme svg{width:18px;height:18px;fill:currentColor}main{max-width:1180px;margin:auto;padding:1rem}.hero,.phero{position:relative;overflow:hidden;background:var(--grad);color:#fff;border-radius:28px;padding:clamp(1.6rem,5vw,3.4rem) clamp(1.2rem,4vw,3rem);margin:.5rem 0 1.5rem;box-shadow:var(--sh)}.hero:before,.hero:after,.phero:before{content:"";position:absolute;border-radius:50%;filter:blur(60px);opacity:.55;pointer-events:none}.hero:before,.phero:before{width:360px;height:360px;background:#a855f7;top:-140px;right:-60px}.hero:after{width:300px;height:300px;background:#2dd4bf;bottom:-160px;left:20%}.hero>*,.phero>*{position:relative}.hero h1{font-size:clamp(2rem,6vw,3.6rem);line-height:1.08;letter-spacing:-.03em;margin:.3rem 0 .8rem;max-width:16ch}.phero h1{font-size:clamp(1.6rem,4.5vw,2.6rem);line-height:1.15;letter-spacing:-.02em;margin:.4rem 0;max-width:28ch}.hl{background:linear-gradient(90deg,#fde68a,#5eead4);-webkit-background-clip:text;background-clip:text;color:transparent}.eyebrow{display:inline-block;margin:0;padding:.25rem .8rem;border-radius:99px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);font-size:.82rem;font-weight:600;letter-spacing:.02em}.lead{font-size:clamp(1.02rem,2.2vw,1.2rem);max-width:60ch;color:#e9e5ff;margin:.3rem 0 1rem}.hero .upd,.phero .upd{color:#d9d3ff}.phero .bc ol{color:#d9d3ff}.phero .bc a{color:#fff}.hero .answer{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);color:#fff;max-width:70ch}.hero .answer .ab{background:rgba(255,255,255,.2)}.badges{display:flex;flex-wrap:wrap;gap:.5rem;margin:1rem 0 0;padding:0;list-style:none}.badges li{display:flex;align-items:center;gap:.4rem;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);border-radius:99px;padding:.4rem .85rem;font-weight:600;font-size:.88rem;backdrop-filter:blur(6px)}.badges svg{width:16px;height:16px;fill:none;stroke:#5eead4;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}.card{background:var(--card);border:1px solid var(--bd);border-radius:var(--r);padding:clamp(1rem,2.5vw,1.5rem);margin:0 0 1.2rem;box-shadow:var(--sh);transition:transform .25s,box-shadow .25s}.glass{background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.grid{display:grid;gap:1.2rem}@media(min-width:960px){.grid.calc{grid-template-columns:minmax(340px,430px) 1fr;align-items:start}.sticky{position:sticky;top:4.5rem}}fieldset{border:0;padding:0;margin:0 0 1.1rem}legend{font-weight:700;margin-bottom:.4rem;display:flex;align-items:center;gap:.5rem;font-size:1.02rem}legend .n{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:9px;background:linear-gradient(135deg,var(--pri2),var(--acc));color:#fff;font-size:.85rem}label{display:block;font-weight:600;font-size:.9rem;margin:.6rem 0 .25rem}.hint{font-weight:400;color:var(--mut);font-size:.82rem}input,select{width:100%;font:inherit;color:var(--tx);padding:.6rem .75rem;border:1.5px solid var(--bd);border-radius:14px;background:var(--card);min-height:46px;transition:border-color .2s,box-shadow .2s}input:hover,select:hover{border-color:var(--pri2)}input:focus,select:focus{outline:none;border-color:var(--pri2);box-shadow:0 0 0 4px color-mix(in srgb,var(--pri2) 22%,transparent)}.fld{margin:.3rem 0 .9rem}.fl{display:flex;align-items:end;justify-content:space-between;gap:.6rem}.fl label{margin:0}.fl .inwrap{flex:0 0 48%}.inwrap{position:relative;display:block}.inwrap input{padding-right:2.6rem;text-align:right;font-weight:700;font-variant-numeric:tabular-nums}.unit{position:absolute;right:.8rem;top:50%;transform:translateY(-50%);color:var(--mut);font-size:.85rem;pointer-events:none}.range{-webkit-appearance:none;appearance:none;height:8px;min-height:0;padding:0;margin:.7rem 0 .2rem;border:0;border-radius:99px;background:linear-gradient(90deg,var(--pri2) 0,var(--acc) var(--p,50%),var(--bd) var(--p,50%));cursor:pointer}.range:focus{box-shadow:none}.range:focus-visible{outline:3px solid #f59e0b;outline-offset:6px}.range::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:#fff;border:3px solid var(--pri2);box-shadow:0 2px 8px rgba(76,29,149,.35);transition:transform .15s}.range::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#fff;border:3px solid var(--pri2)}.range:active::-webkit-slider-thumb{transform:scale(1.2)}.row2{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}.switch{display:flex;align-items:center;gap:.6rem;cursor:pointer;font-weight:500}.switch input{position:absolute;opacity:0;width:1px;height:1px}.sw{flex:none;width:44px;height:26px;border-radius:99px;background:var(--bd);position:relative;transition:background .2s}.sw:after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.3);transition:transform .2s}.switch input:checked+.sw{background:var(--pri2)}.switch input:checked+.sw:after{transform:translateX(18px)}.switch input:focus-visible+.sw{outline:3px solid #f59e0b;outline-offset:2px}.seg{display:flex;gap:4px;padding:4px;border-radius:99px;background:var(--bg2);border:1px solid var(--bd);margin:.4rem 0}.seg label{flex:1;margin:0;text-align:center}.seg input{position:absolute;opacity:0;width:1px;height:1px}.seg span{display:block;padding:.55rem .3rem;border-radius:99px;cursor:pointer;font-weight:600;color:var(--mut);transition:all .2s}.seg span:hover{color:var(--pri)}.seg input:checked+span{background:linear-gradient(135deg,#6d28d9,#0f766e);color:#fff;box-shadow:0 4px 14px -4px rgba(109,40,217,.6)}.seg input:focus-visible+span{outline:3px solid #f59e0b}details.more{border:1px dashed var(--bd);border-radius:16px;padding:.4rem .9rem .8rem;margin:.3rem 0}.lock{margin:.8rem 0 0}.hero-res{background:linear-gradient(160deg,var(--card),var(--soft))}.bigres{text-align:center;padding:.6rem 0 1rem}.bigres .lbl{display:inline-flex;align-items:center;gap:.4rem;color:var(--mut);font-weight:600}.bigres b{display:block;font-size:clamp(2.6rem,8vw,4.2rem);line-height:1.05;letter-spacing:-.03em;font-variant-numeric:tabular-nums;background:linear-gradient(90deg,var(--pri2),var(--acc));-webkit-background-clip:text;background-clip:text;color:transparent;margin:.3rem 0}.bigres .sub{font-size:.85rem;color:var(--mut)}.ic{width:20px;height:20px;flex:none}.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.8rem}.kpi{background:var(--card);border:1px solid var(--bd);border-radius:18px;padding:.8rem .9rem;transition:transform .2s,box-shadow .2s}.kpi:hover{transform:translateY(-2px);box-shadow:var(--sh)}.kpi .ic{color:var(--pri2);background:var(--soft);padding:6px;width:32px;height:32px;border-radius:10px;display:block;margin-bottom:.4rem}.kpi small{display:block;color:var(--mut);font-size:.82rem}.kpi b{font-size:1.25rem;font-variant-numeric:tabular-nums}.alert{border-radius:14px;padding:.7rem .9rem;margin:.8rem 0 0;font-size:.92rem}.alert.warn{background:var(--warnbg);color:var(--warn);border:1px solid color-mix(in srgb,var(--warn) 35%,transparent)}.alert.ok{background:var(--okbg);color:var(--ok);border:1px solid color-mix(in srgb,var(--ok) 35%,transparent)}.donutwrap{display:grid;grid-template-columns:minmax(150px,220px) 1fr;gap:1.2rem;align-items:center}@media(max-width:480px){.donutwrap{grid-template-columns:1fr;justify-items:center}}.dleg{list-style:none;padding:0;margin:0;display:grid;gap:.6rem}.dleg li{display:flex;align-items:center;gap:.6rem;font-size:.95rem}.dleg i{width:14px;height:14px;border-radius:5px;flex:none}.dleg b{margin-left:auto;font-variant-numeric:tabular-nums}.legend{display:flex;gap:1.2rem;font-size:.88rem;color:var(--mut)}.legend i{display:inline-block;width:12px;height:12px;border-radius:4px;margin-right:5px;vertical-align:-1px}.lc{background:var(--cap)}.li{background:var(--int)}#chart svg rect{transition:opacity .2s}#chart svg rect:hover{opacity:.75}table{width:100%;border-collapse:separate;border-spacing:0;font-size:.92rem;font-variant-numeric:tabular-nums}th,td{padding:.6rem .7rem;white-space:nowrap;text-align:right;border-bottom:1px solid var(--bd)}th:first-child,td:first-child{text-align:left}thead th{background:var(--bg2);position:sticky;top:0;z-index:1;font-size:.82rem;text-transform:uppercase;letter-spacing:.04em;color:var(--mut)}tbody tr:nth-child(even){background:color-mix(in srgb,var(--bg2) 55%,transparent)}tbody tr{transition:background .15s}tbody tr:hover{background:var(--soft)}caption{white-space:normal;text-align:left;padding:.4rem .2rem .7rem;color:var(--mut);font-size:.88rem}.tw{overflow:auto;max-height:520px;border-radius:16px}.card.tw{padding:0}details summary{cursor:pointer;font-weight:700;padding:.4rem 0;list-style-position:inside}.ad{margin:1rem 0;min-height:var(--ad-h)}.disc{font-size:.85rem;color:var(--mut)}article{max-width:820px}article h2{margin-top:2rem;letter-spacing:-.02em;font-size:1.5rem}article h3{font-size:1.15rem}.answer{display:flex;gap:.8rem;align-items:flex-start;background:linear-gradient(135deg,var(--soft),color-mix(in srgb,var(--acc) 12%,var(--card)));border:1px solid color-mix(in srgb,var(--pri2) 30%,transparent);border-radius:20px;padding:1rem 1.2rem;margin:0 0 1.4rem;font-size:1.05rem;max-width:820px;box-shadow:var(--sh)}.answer p{margin:0}.ab{flex:none;display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--pri2),var(--acc));font-size:1.1rem}.upd{font-size:.85rem;margin:.3rem 0;color:var(--mut)}.bc ol{list-style:none;display:flex;flex-wrap:wrap;gap:.3rem;padding:0;margin:0 0 .4rem;font-size:.85rem;color:var(--mut)}.bc li+li:before{content:"›";margin-right:.3rem;opacity:.7}.formula{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--card);border:1px solid var(--bd);border-left:4px solid var(--pri2);padding:.9rem 1rem;border-radius:14px;overflow:auto;font-size:1.02rem}.links{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:.6rem}.links a{display:block;padding:.7rem .9rem;border-radius:14px;background:var(--card);border:1px solid var(--bd);text-decoration:none;font-weight:600;font-size:.92rem;transition:transform .2s,border-color .2s,box-shadow .2s}.links a:hover{transform:translateY(-2px);border-color:var(--pri2);box-shadow:var(--sh)}.faq details{border:1px solid var(--bd);border-radius:14px;padding:.5rem .9rem;margin:.5rem 0;background:var(--card);transition:border-color .2s}.faq details[open]{border-color:var(--pri2)}.faq summary{padding:.3rem 0}.src ul{padding-left:1.1rem;font-size:.92rem}footer{background:#0b0f1e;color:#b8bed6;margin-top:3rem}footer .in{max-width:1180px;margin:auto;padding:2rem 1rem;font-size:.9rem}footer a{color:#fff}.flogo{font-weight:800;font-size:1.2rem;color:#fff;margin:0 0 .5rem}button{font:inherit;min-height:44px;border-radius:12px;border:0;background:var(--pri);color:#fff;padding:.5rem 1rem;font-weight:700;cursor:pointer}[hidden]{display:none!important}@media (prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}@media print{header,footer,.ad,nav,.theme{display:none}body:before{display:none}}