:root{--navy:#102a43;--blue:#1f55d8;--blue-dark:#1645ba;--ink:#1d2a3a;--muted:#6c7a89;--canvas:#f5f8fc;--surface:#fff;--line:#dfe7f0;--soft:#eef4ff;--mint:#e9f8f2;--danger:#b42318;--radius:18px;--shadow:0 18px 50px rgba(17,42,67,.08)}
*{box-sizing:border-box}
html{min-width:320px;background:var(--canvas)}
body{margin:0;background:var(--canvas);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
button,input,select{font:inherit}
button,select{cursor:pointer}
.site-shell{min-height:100vh;background:radial-gradient(circle at 80% 4%,#e7f0ff 0,rgba(231,240,255,0) 31rem),var(--canvas)}
.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,5vw,76px);border-bottom:1px solid rgba(223,231,240,.9);background:rgba(255,255,255,.84);backdrop-filter:blur(16px)}
.brand{display:flex;align-items:center;gap:11px;color:var(--navy);font-size:14px;font-weight:750;letter-spacing:-.01em}
.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--blue);color:white;font-size:21px;font-weight:800;font-style:italic}
.topbar-note{color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.page-wrap{width:min(1100px,calc(100% - 40px));margin:0 auto;padding:clamp(48px,8vw,92px) 0 34px}
.intro{max-width:700px;margin-bottom:34px}
.eyebrow,.card-kicker,.result-kicker{margin:0 0 12px;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
h1,h2,p{margin-top:0}
h1{margin-bottom:14px;color:var(--navy);font-size:clamp(38px,6vw,64px);font-weight:780;letter-spacing:-.065em;line-height:.98}
.intro-copy{max-width:580px;margin:0;color:var(--muted);font-size:17px;line-height:1.6}
.calculator-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:18px;align-items:start}
.calculator-card,.result-card,.info-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}
.calculator-card{grid-row:span 2;padding:clamp(24px,4vw,38px)}
.card-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:30px}
.card-heading h2{margin:0;color:var(--navy);font-size:25px;letter-spacing:-.035em}
.live-pill{display:flex;align-items:center;gap:7px;white-space:nowrap;border:1px solid #cdeadd;border-radius:999px;padding:8px 11px;background:var(--mint);color:#16704c;font-size:11px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}
.live-dot{width:7px;height:7px;border-radius:50%;background:#22a66f;box-shadow:0 0 0 3px rgba(34,166,111,.14)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px 16px}
.field{display:flex;flex-direction:column;gap:9px;color:var(--navy);font-size:13px;font-weight:750}
.field-wide{grid-column:1/-1}
.field-hint{color:var(--muted);font-size:11px;font-weight:500}
input,select{width:100%;height:49px;border:1px solid var(--line);border-radius:11px;outline:0;background:#fbfcfe;color:var(--ink);font-size:15px;font-weight:550;transition:border-color .18s ease,box-shadow .18s ease,background .18s ease}
input{padding:0 14px}
select{padding:0 38px 0 14px;appearance:none;background-image:linear-gradient(45deg,transparent 50%,#718096 50%),linear-gradient(135deg,#718096 50%,transparent 50%);background-position:calc(100% - 17px) 21px,calc(100% - 12px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
input::placeholder{color:#a4afbd;font-weight:500}
input:focus,select:focus{border-color:var(--blue);background:white;box-shadow:0 0 0 4px rgba(31,85,216,.12)}
input:invalid:not(:placeholder-shown){border-color:#e6a09a}
.input-wrap{position:relative}
.input-wrap input{padding-right:38px}
.input-wrap-large input{height:59px;font-size:19px}
.input-suffix{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--muted);font-weight:750}
.form-status{min-height:20px;margin-top:18px;color:var(--danger);font-size:13px;font-weight:650}
.form-actions{display:flex;gap:10px;margin-top:4px}
.button{min-height:47px;border:0;border-radius:10px;padding:0 18px;font-size:13px;font-weight:800;transition:background .18s ease,transform .18s ease,box-shadow .18s ease}
.button:hover{transform:translateY(-1px)}
.button:focus-visible{outline:3px solid rgba(31,85,216,.25);outline-offset:3px}
.button:disabled{cursor:wait;opacity:.65;transform:none}
.button-primary{background:var(--blue);color:white;box-shadow:0 8px 16px rgba(31,85,216,.18)}
.button-primary:hover{background:var(--blue-dark)}
.button-secondary{border:1px solid var(--line);background:white;color:var(--navy)}
.button-secondary:hover{background:var(--soft)}
.card-footnote{margin:26px 0 0;color:var(--muted);font-size:11px;line-height:1.5}
.result-card{padding:25px 23px;background:var(--navy);color:white;box-shadow:0 18px 45px rgba(16,42,67,.17)}
.result-kicker{color:#9fbaff;margin-bottom:18px}
.result-label{margin-bottom:6px;color:#bfccdc;font-size:12px;font-weight:650}
.result-amount{margin:0;color:white;font-size:29px;font-weight:780;letter-spacing:-.045em;line-height:1.12;overflow-wrap:anywhere}
.result-rule{height:1px;margin:22px 0 16px;background:rgba(255,255,255,.16)}
.rate-details{display:grid;gap:14px;margin:0}
.rate-details div{display:flex;align-items:baseline;justify-content:space-between;gap:15px}
.rate-details dt{color:#9fb0c5;font-size:11px}
.rate-details dd{margin:0;color:white;font-size:12px;font-weight:750;text-align:right}
.result-meta{margin:20px 0 0;color:#aebdd0;font-size:11px;line-height:1.5}
.info-card{padding:23px;background:#edf4ff}
.info-icon{display:grid;place-items:center;width:31px;height:31px;margin-bottom:16px;border-radius:9px;background:var(--blue);color:white;font-size:18px;font-weight:800}
.info-card h2{margin-bottom:8px;color:var(--navy);font-size:16px;letter-spacing:-.02em}
.info-card p{margin:0;color:#5c6f86;font-size:12px;line-height:1.55}
.page-footer{display:flex;justify-content:space-between;gap:20px;margin-top:27px;color:#8794a4;font-size:11px}
noscript{display:block;padding:16px;text-align:center}
@media(max-width:760px){.topbar{height:68px}.topbar-note{font-size:10px}.page-wrap{width:min(100% - 28px,600px);padding-top:47px}.calculator-layout{grid-template-columns:1fr}.calculator-card{grid-row:auto}.result-card,.info-card{grid-column:1}.page-footer{flex-direction:column;gap:5px}.card-heading{margin-bottom:25px}}
@media(max-width:480px){.form-grid{grid-template-columns:1fr}.field-wide{grid-column:auto}.form-actions{flex-direction:column}.button{width:100%}h1{font-size:43px}.intro-copy{font-size:15px}.calculator-card{padding:22px}.live-pill{padding:7px 9px;font-size:10px}.card-heading h2{font-size:22px}}