@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;600;700;800&display=swap');:root{--ink:#0c2853;--blue:#0863df;--muted:#5b718e;--line:#dce7f4;--bg:#f4f8fd}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 'DM Sans',system-ui,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.wrap{width:min(1200px,calc(100% - 44px));margin:auto}.header{background:white;border-bottom:1px solid var(--line)}.head{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{font:800 35px/1 'Plus Jakarta Sans',sans-serif;color:var(--blue);letter-spacing:-2px}.logo span{font-size:17px;letter-spacing:-.6px;color:var(--ink)}nav{display:flex;gap:28px;font-size:14px;font-weight:700}nav a:hover,nav .active,.back{color:var(--blue)}.intro{padding:64px 0 40px;max-width:850px}.intro.narrow{padding-bottom:32px}.kicker{font-size:12px;letter-spacing:.16em;font-weight:800;color:var(--blue)}h1,h2,h3{font-family:'Plus Jakarta Sans',system-ui,sans-serif;letter-spacing:-.035em}h1{font-size:clamp(2.4rem,5vw,4.15rem);line-height:1.15;margin:10px 0 18px}h1 em{font-style:normal;color:var(--blue)}.intro>p:not(.kicker){color:var(--muted);max-width:720px;font-size:18px}.section-title{display:flex;align-items:end;justify-content:space-between;gap:14px}.section-title p,.sub,.fine{color:var(--muted);font-size:14px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:18px 0 58px}.tool{background:#fff;border:1px solid var(--line);border-radius:21px;padding:27px;min-height:278px;display:flex;flex-direction:column;box-shadow:0 12px 28px rgba(16,54,95,.04);transition:transform .15s,border-color .15s}.tool:hover{border-color:#8ebaf5;transform:translateY(-3px)}.tool-icon{height:54px;width:54px;border-radius:17px;background:#e9f2ff;color:#0863df;display:grid;place-items:center;font-size:26px;margin-bottom:18px}.tool small{font-weight:800;letter-spacing:.09em;color:#6383ae;text-transform:uppercase;font-size:11px}.tool h3{margin:5px 0;font-size:20px}.tool p{font-size:14px;color:var(--muted);flex:1}.tool b{color:var(--blue);font-size:14px}.calc-layout{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start;margin-bottom:25px}.panel,.note{background:#fff;border:1px solid var(--line);border-radius:23px;padding:30px;box-shadow:0 12px 35px rgba(16,54,95,.04)}.panel h2{font-size:25px;margin:0}.panel .sub{margin:7px 0 24px}.field{display:block;margin-bottom:17px}.field span{display:block;font-weight:700;font-size:13px;margin-bottom:6px}.field input{display:block;width:100%;padding:13px 14px;border:1px solid #bed2ea;border-radius:11px;background:#fff;color:var(--ink)}.field input:focus{outline:3px solid #c5ddff;border-color:var(--blue)}.fields-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}.action,.secondary{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:0;border-radius:12px;padding:14px 22px;font-weight:800}.action{color:#fff;background:#0863df;width:100%}.action:hover{background:#004bb3}.secondary{background:#e8f2ff;color:#064eae;margin-top:18px}.result-panel{background:linear-gradient(155deg,#fff,#edf5ff)}.estimate{font:800 clamp(2.1rem,4vw,3.3rem)/1.15 'Plus Jakarta Sans',sans-serif;letter-spacing:-.05em;color:var(--blue);margin:12px 0 20px;word-break:break-word}.estimate small{display:block;font:600 13px/1.6 'DM Sans',sans-serif;letter-spacing:0;color:var(--muted);margin-top:8px}.result-list{padding:0;margin:12px 0;list-style:none}.result-list li{display:flex;justify-content:space-between;gap:15px;border-bottom:1px solid #dce7f4;padding:12px 0;font-size:14px}.result-list strong{text-align:right;font-variant-numeric:tabular-nums}.note{margin:15px 0 65px}.note h2{margin-top:0}.note p,.note li{color:#4e6582}.errors{background:#fff0ef;color:#a41e24;border-radius:9px;padding:12px;margin-bottom:13px}.foot{background:#082553;color:#c9def7;padding:27px 0;font-size:13px}.foot a{text-decoration:underline}a:focus-visible,button:focus-visible{outline:3px solid #68a7ff;outline-offset:3px}@media(max-width:850px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.calc-layout{grid-template-columns:1fr}}@media(max-width:560px){.wrap{width:min(100% - 30px,1200px)}.head{min-height:72px;align-items:flex-start;flex-direction:column;gap:8px;padding:14px 0}nav{gap:18px;font-size:12px}.intro{padding:40px 0 25px}.intro>p:not(.kicker){font-size:15px}.section-title{display:block}.grid{grid-template-columns:1fr;gap:12px}.tool{min-height:225px}.panel,.note{padding:21px;border-radius:16px}.fields-grid{grid-template-columns:1fr}}