:root{--navy:#10244f;--blue:#004aac;--sky:#e9f3ff;--ink:#182a45;--muted:#566b83;--line:#dde6f1;--bg:#f4f7fc;--teal:#0f806d}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font:16px/1.55 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink)}
.wrapper{width:min(calc(100% - 36px),1160px);margin-inline:auto}header{background:#081d40;padding:14px 0}header img{display:block;width:165px;height:auto}main.wrapper{padding:23px 0 58px}
a{color:var(--blue)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #79b8fa;outline-offset:2px}button,input{font:inherit}button{min-height:44px;cursor:pointer;font-weight:700;border-radius:10px}button:disabled{opacity:.5;cursor:not-allowed}
.breadcrumbs{display:flex;gap:10px;flex-wrap:wrap;font-size:.82rem;color:var(--muted);margin-bottom:24px}.breadcrumbs a{color:inherit;text-decoration:none}.breadcrumbs a:hover{text-decoration:underline}
.hero{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(210px,.65fr);gap:35px;align-items:center;padding:34px 36px;margin-bottom:25px;border-radius:24px;overflow:hidden;color:#fff;background:radial-gradient(circle at 86% 22%,#2364ba 0,transparent 48%),linear-gradient(135deg,#082754,#0b447e)}
.hero .eyebrow{color:#a5e0ff}.eyebrow{display:block;font-size:.74rem;font-weight:850;letter-spacing:.11em;color:var(--blue);margin-bottom:9px}
h1,h2,h3,p{margin-top:0}h1{font-size:clamp(1.9rem,4vw,3.15rem);line-height:1.1;letter-spacing:-.04em;margin-bottom:17px}h2{font-size:clamp(1.28rem,2.1vw,1.68rem);line-height:1.2;letter-spacing:-.025em;margin-bottom:11px}h3{font-size:1.12rem;margin-bottom:8px}.hero p{font-size:1.03rem;color:#e3edfa;max-width:660px;margin-bottom:21px}.hero-badges{display:flex;flex-wrap:wrap;gap:8px}.hero-badges span{font-size:.8rem;padding:5px 10px;border:1px solid #ffffff4a;border-radius:99px;background:#ffffff12}
.hero-illustration{position:relative;min-height:225px;display:grid;place-items:center}.tile-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;width:208px;height:208px;transform:rotate(-14deg) skew(5deg,5deg);filter:drop-shadow(6px 16px 12px #00244690)}.tile-grid i{display:block;border-radius:5px;background:linear-gradient(135deg,#f8fbff,#a5d5ef);border:3px solid #ffffffcc;box-shadow:inset 0 1px 6px #4484ac55}.tile-grid i:nth-child(3n){background:linear-gradient(135deg,#d8eefc,#85c3e3)}.hero-float{position:absolute;right:4px;bottom:5px;border-radius:12px;background:white;padding:9px 15px;color:#114779;font-weight:850;box-shadow:0 9px 25px #001f4b70}
.main-layout{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(300px,1fr);gap:20px;align-items:start}.panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(19px,3vw,28px);margin-bottom:20px;box-shadow:0 5px 22px #0c275309}
.section-head{margin-bottom:19px}.section-head p,.mini-guide p,.result-hint{color:var(--muted);font-size:.91rem;line-height:1.55;margin-bottom:0}
.area-stack{display:grid;gap:13px}.area-item{padding:16px;border:1px solid #d9e5f3;background:#f8fbff;border-radius:14px}.area-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px}.area-title h3{font-size:1rem;margin:0}.remove-area{min-height:34px;background:transparent;border:0;color:#9c2443;padding:4px 7px;font-size:.85rem}.remove-area:hover{text-decoration:underline}.fields{display:grid;gap:12px;grid-template-columns:repeat(2,minmax(0,1fr))}.area-fields{grid-template-columns:repeat(4,minmax(0,1fr))}.field{min-width:0}.field label{display:block;font-size:.8rem;font-weight:750;margin-bottom:6px}.field input{width:100%;border:1px solid #becce0;background:#fff;border-radius:9px;padding:10px 9px;min-height:45px;color:var(--ink)}.field input::placeholder{color:#7b8fa2}.field small{display:block;color:var(--muted);font-size:.72rem;margin-top:5px}.unit{font-weight:500;color:var(--muted)}
.primary{border:1px solid #004aac;background:#004aac;color:white;padding:12px 18px}.primary:hover{background:#00377f}.secondary{border:1px solid #c2d6f2;background:#eef5ff;color:#004aac;padding:10px 14px}.secondary:hover{background:#dbeaff}.quiet{background:transparent;border:0;padding:9px;color:#50647e}.quiet:hover{text-decoration:underline}.add-button{width:100%;margin:13px 0 8px;border-style:dashed}.settings-head{margin-top:24px;padding-top:22px;border-top:1px solid var(--line)}.form-actions,.result-actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}.error{margin:15px 0 0;border-left:4px solid #c02643;background:#fff0f2;padding:13px;border-radius:7px;color:#8b1731;font-weight:650}
.summary-panel{position:relative;overflow:hidden;border-top:4px solid #004aac}.result-hint{padding:23px 15px;border-radius:12px;text-align:center;background:#f0f6fd}.key-metric{display:flex;flex-direction:column;gap:3px;padding:21px 15px;background:#e8f1ff;border-radius:14px;color:#102c68;margin:16px 0}.key-metric span{font-size:.8rem;font-weight:800}.key-metric strong{font-size:clamp(3rem,7vw,4rem);line-height:1.1;letter-spacing:-.05em}.key-metric small{font-size:.76rem}.metric-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.metric-grid>div{padding:14px 10px;border:1px solid var(--line);border-radius:10px}.metric-grid span,.estimate-cost span{display:block;font-size:.77rem;color:var(--muted)}.metric-grid strong{display:block;color:var(--navy);font-size:1.2rem;margin-top:5px}.estimate-cost{margin:17px 0;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.estimate-cost strong{display:block;font-size:1.8rem;color:#076350;margin:2px 0}.estimate-cost small{font-size:.7rem;color:var(--muted)}
.notice{padding:12px 14px;background:#f1f7fa;border-radius:11px;font-size:.84rem;line-height:1.75}.fine-print{font-size:.75rem;line-height:1.5;color:var(--muted);margin:13px 0 0}.result-actions button{flex:1}
.mini-guide{border-left:4px solid #1d91a3}.mini-guide h2{font-size:1.18rem}.table-scroll{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:640px;font-size:.85rem}th{background:#f1f5fd;text-align:left;font-size:.74rem;color:#36516e}td,th{padding:11px 12px;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}td:nth-child(n+3),th:nth-child(n+3){text-align:right}tbody tr:hover{background:#f8fbff}
.editorial{line-height:1.75}.editorial p,.editorial li{color:#405470}.editorial h2{margin:24px 0 12px}.editorial h2:first-child{margin-top:0}.editorial h3{margin:20px 0 8px}.editorial ul{padding-left:23px}.formula{padding:19px;border:1px solid #b5d3f5;border-radius:13px;background:#f2f7ff;display:grid;gap:7px}.formula span{font-weight:700;color:#173d75}.formula small{color:#4b6177}.editorial details{border-bottom:1px solid var(--line);padding:14px 0}.editorial summary{font-weight:750;cursor:pointer;color:#173d70}.editorial details p{margin:10px 0 0}
.related-links{display:grid;grid-template-columns:repeat(3,1fr);gap:11px}.related-links a{padding:15px;border:1px solid var(--line);border-radius:11px;text-decoration:none;font-weight:750}.related-links a span{display:block;color:var(--muted);font-size:.76rem;margin-top:6px;font-weight:450}.related-links a:hover{border-color:#5895d8;background:#f3f9ff}
.referral{background:linear-gradient(135deg,#082a52,#164477);color:#fff;border:0}.referral-body{display:flex;gap:18px;align-items:center;justify-content:space-between}.referral .eyebrow{color:#a5dff5}.referral p{color:#e6eff9;margin-bottom:8px}.referral .disclosure{font-size:.78rem;color:#c5d5ea}.referral .cta{flex-shrink:0;background:#fff;color:#003b80;text-decoration:none;border-radius:11px;text-align:center;font-weight:800;padding:14px 18px}.backlink{text-align:center;font-size:.9rem;margin-bottom:0}
@media(max-width:990px){.main-layout{grid-template-columns:1fr}.side-column{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:start}.summary-panel,.mini-guide{margin:0}.area-fields{grid-template-columns:repeat(4,minmax(0,1fr))}.related-links{grid-template-columns:1fr 1fr}}@media(max-width:720px){.hero{grid-template-columns:1fr;padding:27px 22px}.hero-illustration{display:none}.side-column{grid-template-columns:1fr}.area-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.related-links{grid-template-columns:1fr}.referral-body{flex-direction:column;align-items:start}.referral .cta{width:100%}}@media(max-width:390px){.wrapper{width:calc(100% - 22px)}.panel{padding:16px}.fields{gap:10px}.field label{font-size:.74rem}.field input{padding:9px 7px}.form-actions button{flex:1}.hero-badges{gap:5px}.hero-badges span{font-size:.7rem}.metric-grid strong{font-size:1.06rem}}
@media print{header,.breadcrumbs,.hero-illustration,.form-panel,.related,.referral,.backlink,.result-actions,.mini-guide,.ent-site-footer{display:none!important}body{background:#fff;color:#111}.wrapper{width:100%}.hero{background:#fff;color:#111;padding:0;margin:0}.hero p,.hero .eyebrow{color:#333}.panel{box-shadow:none;border:1px solid #ccc;break-inside:avoid}.main-layout{display:block}.summary-panel{border:1px solid #ccc}.details-panel{display:block!important}table{min-width:0}.key-metric{background:#eee;color:#111}}