:root{--bg:#f4f7fc;--paper:#fff;--ink:#16243a;--muted:#617087;--line:#dce4ef;--accent:#7956dc;--soft:#f0ebff;--shadow:0 18px 48px rgba(24,49,86,.08);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}
*{box-sizing:border-box}body{margin:0;line-height:1.65}a{color:var(--accent);text-underline-offset:3px}a:hover{text-decoration-thickness:2px}.wrap{width:min(1120px,calc(100% - 36px));margin:auto}.top{padding:17px 0;border-bottom:1px solid var(--line);background:rgba(255,255,255,.82)}.nav{display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:850;font-size:1.13rem;color:var(--ink);text-decoration:none;letter-spacing:-.03em}.navlinks{display:flex;flex-wrap:wrap;gap:14px;align-items:center}.navlinks a{font-size:.9rem;text-decoration:none;color:var(--muted)}.hero{padding:64px 0 42px;background:radial-gradient(ellipse at 85% 0%,var(--soft),transparent 45%)}.eyebrow{color:var(--accent);font-weight:750;text-transform:uppercase;letter-spacing:.11em;font-size:.75rem}h1{max-width:850px;font-size:clamp(2rem,5vw,3.65rem);line-height:1.08;letter-spacing:-.055em;margin:12px 0 18px}h2{letter-spacing:-.035em;line-height:1.2;font-size:clamp(1.4rem,3vw,2rem);margin:0 0 14px}h3{line-height:1.25;letter-spacing:-.02em;margin:0 0 8px}.lead{font-size:1.12rem;color:var(--muted);max-width:760px}.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:34px;align-items:center}.hero-card,.panel,.card{background:var(--paper);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow)}.hero-card{padding:25px}.hero-card strong{font-size:1.05rem}.hero-card p{color:var(--muted);margin:.45rem 0}.hero-card .big{font-size:2.2rem;color:var(--accent);font-weight:850;letter-spacing:-.06em}.section{padding:42px 0}.section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:20px}.section-head p{max-width:560px;color:var(--muted);margin:0}.tool-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:20px;align-items:start}.panel{padding:25px}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field{display:flex;flex-direction:column;gap:6px}.field.wide{grid-column:1/-1}label{font-weight:700;font-size:.9rem}input,textarea,select{width:100%;padding:13px 14px;border:1px solid #cbd6e5;border-radius:12px;background:#fff;color:var(--ink);font:inherit}input:focus,textarea:focus,select:focus{outline:3px solid color-mix(in srgb,var(--accent) 20%,transparent);border-color:var(--accent)}.hint{font-size:.82rem;color:var(--muted)}button{border:0;border-radius:12px;background:var(--accent);color:#fff;font:inherit;font-weight:800;padding:13px 19px;cursor:pointer;margin-top:16px}button:hover{filter:brightness(.95)}.result{min-height:255px;background:var(--soft);border-radius:16px;padding:20px}.result h3{color:var(--accent)}.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:15px 0}.metric{padding:12px;background:rgba(255,255,255,.8);border-radius:12px}.metric small{display:block;color:var(--muted)}.metric strong{font-size:1.2rem;overflow-wrap:anywhere}.notice{padding:15px 17px;border-left:4px solid var(--accent);background:var(--soft);border-radius:0 12px 12px 0;color:#34445b}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.card{padding:21px;text-decoration:none;color:inherit;transition:transform .18s,box-shadow .18s}.card:hover{transform:translateY(-3px);box-shadow:0 20px 48px rgba(24,49,86,.13)}.card p{margin:7px 0 0;color:var(--muted)}.icon{display:grid;place-items:center;width:42px;height:42px;margin-bottom:16px;border-radius:13px;background:var(--soft);color:var(--accent);font-size:1.2rem;font-weight:900}.prose{max-width:820px}.prose p,.prose li{color:#42536a}.prose ul{padding-left:22px}.prose h2{margin-top:30px}.footer{margin-top:40px;padding:28px 0 38px;border-top:1px solid var(--line);color:var(--muted);font-size:.88rem}.footerlinks{display:flex;gap:16px;flex-wrap:wrap;margin:10px 0}.footer a{color:var(--muted)}.tag{display:inline-flex;padding:5px 10px;background:var(--soft);border-radius:999px;font-size:.78rem;font-weight:700;color:var(--accent)}.muted{color:var(--muted)}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;margin:14px 0}th,td{text-align:left;border-bottom:1px solid var(--line);padding:10px}th{font-size:.85rem;color:var(--muted)}.small{font-size:.85rem;color:var(--muted)}.steps{counter-reset:step;list-style:none;padding:0}.steps li{counter-increment:step;padding:13px 0 13px 47px;position:relative;border-bottom:1px solid var(--line)}.steps li:before{content:counter(step);position:absolute;left:0;top:12px;background:var(--soft);color:var(--accent);font-weight:800;border-radius:50%;width:30px;height:30px;display:grid;place-items:center}
@media(max-width:800px){.hero-grid,.tool-layout{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.nav{align-items:flex-start;flex-direction:column}.hero{padding:46px 0 30px}}
@media(max-width:520px){.wrap{width:min(100% - 24px,1120px)}.cards{grid-template-columns:1fr}.fields{grid-template-columns:1fr}.field.wide{grid-column:auto}.panel{padding:18px}.section{padding:32px 0}.navlinks{gap:10px 14px}.result-grid{grid-template-columns:1fr 1fr}}