:root{--ink:#163538;--muted:#607779;--primary:#087f78;--primary-dark:#075e59;--line:#dce7e5;--surface:#f4f8f7;--warning:#8a5b09;--warning-bg:#fff6e4;--danger:#a33131;--success:#17623b;--shadow:0 12px 32px rgba(22,53,56,.08)}
*{box-sizing:border-box}
body{margin:0;background:var(--surface);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}
a{color:var(--primary-dark);text-underline-offset:3px}
.page-shell{width:min(1120px,calc(100% - 32px));margin:auto;padding:48px 0 72px}
.hero{max-width:850px;margin:0 auto 28px;text-align:center}
.eyebrow{margin:0 0 8px;color:var(--primary);font-size:.76rem;font-weight:850;letter-spacing:.09em;text-transform:uppercase}
.hero h1{margin:0;font-size:clamp(2rem,5vw,3.4rem);line-height:1.08;letter-spacing:-.035em}
.subtitle{max-width:740px;margin:16px auto 0;color:#355456;font-size:clamp(1rem,2vw,1.2rem)}
.hero-note{max-width:700px;margin:9px auto 0;color:var(--muted);font-size:.9rem}
.law-alert{max-width:980px;margin:0 auto 24px;padding:17px 20px;border:1px solid #eed59d;border-left:5px solid #d19116;border-radius:13px;background:var(--warning-bg);color:#49370e}
.law-alert strong{display:block;margin-bottom:4px;font-size:1rem}
.law-alert p{margin:0 0 7px}
.law-alert a{font-weight:750}
.calculator-layout{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(350px,.92fr);align-items:start;gap:20px}
.steps-column{display:grid;gap:16px}
.panel,.result-card,.education{border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--shadow)}
.panel{padding:clamp(20px,3vw,28px)}
.section-heading{display:flex;align-items:flex-start;gap:13px;margin-bottom:20px}
.section-heading h2{margin:0;font-size:1.2rem;line-height:1.3}
.section-heading p{margin:5px 0 0;color:var(--muted);font-size:.9rem}
.step{flex:0 0 30px;display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#e4f3f0;color:var(--primary-dark);font-size:.86rem;font-weight:850}
.field{min-width:0;margin-top:17px}
.section-heading+.field{margin-top:0}
.field label{display:block;margin-bottom:7px;color:#284346;font-size:.9rem;font-weight:800}
.field input,.field select{display:block;width:100%;min-width:0;min-height:49px;padding:11px 13px;border:1px solid #bfcfcd;border-radius:10px;background:#fff;color:var(--ink);font:inherit;outline:0}
.input-affix{display:flex;align-items:center;min-height:50px;border:1px solid #bfcfcd;border-radius:10px;background:#fff;overflow:hidden}
.input-affix span{padding:0 0 0 13px;color:#456365;font-weight:750}
.input-affix input{flex:1;min-width:0;min-height:48px;padding:10px 13px;border:0;border-radius:0;outline:0}
.field input:focus,.field select:focus,.input-affix:focus-within,.button:focus-visible{border-color:var(--primary);outline:3px solid rgba(8,127,120,.18);outline-offset:2px}
.field input[aria-invalid=true],.field select[aria-invalid=true]{border-color:var(--danger);background:#fff4f3}
.helper,.source-note{display:block;margin-top:6px;color:var(--muted);font-size:.8rem}
.error{display:block;min-height:0;margin-top:4px;color:var(--danger);font-size:.8rem;font-weight:650}
.error:empty{display:none}
.source-links{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:10px;font-size:.86rem;font-weight:750}
.source-note{margin-top:10px}
.requirements{padding:0;overflow:hidden}
.requirements summary{display:flex;align-items:center;gap:13px;padding:20px 24px;cursor:pointer;list-style:none}
.requirements summary::-webkit-details-marker{display:none}
.requirements summary>span:last-child{display:grid;gap:3px}
.requirements summary strong{font-size:1rem}
.requirements summary small{color:var(--muted);font-size:.83rem;font-weight:450}
.requirements[open] .field-grid{padding:0 24px 22px}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px 16px}
.field-grid .field{margin-top:12px}
.calculator-actions{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}
.button{min-height:48px;padding:11px 16px;border:1px solid transparent;border-radius:10px;font:inherit;font-weight:800;cursor:pointer}
.button.primary{background:var(--primary);color:#fff}
.button.primary:hover{background:var(--primary-dark)}
.button.secondary{border-color:#bfcfcd;background:#fff;color:var(--ink)}
.button.secondary:hover{background:#eef5f3}
.calculator-actions p{grid-column:1/-1;margin:0;color:var(--muted);font-size:.78rem;text-align:center}
.result-card{position:sticky;top:18px;padding:clamp(22px,3vw,30px);overflow:hidden}
.result-card::before{position:absolute;inset:0 0 auto;height:5px;background:var(--primary);content:""}
.result-card h2{margin:0;font-size:1.35rem;line-height:1.25}
.result-status{margin:7px 0 16px;color:var(--muted);font-size:.9rem}
.route-card{margin-top:13px;padding:15px 16px;border:1px solid var(--line);border-radius:13px;background:#f9fbfb}
.route-card.positive{border-color:#a9d4b9;background:#f0faf3}
.route-card.attention{border-color:#eed59d;background:#fffaf0}
.route-label{display:block;margin-bottom:3px;color:var(--muted);font-size:.7rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}
.route-card h3{margin:0;font-size:1rem}
.route-card p{margin:6px 0 0;color:#455f61;font-size:.85rem;line-height:1.48}
.result-list{display:grid;gap:0;margin:16px 0 0}
.result-list div{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-top:1px solid var(--line);font-size:.86rem}
.result-list dt{color:var(--muted)}
.result-list dd{margin:0;text-align:right;font-weight:800}
.result-caveat{margin:13px 0 0;padding:11px 12px;border-radius:10px;background:#f1f5f5;color:#496163;font-size:.78rem}
.ad-space{min-height:120px;margin:35px 0;overflow:hidden;display:grid;place-items:center}
.quick-guide{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:24px 0}
.quick-guide article{padding:18px;border:1px solid var(--line);border-radius:14px;background:#fff}
.quick-guide h2{margin:0 0 7px;font-size:1rem}
.quick-guide p{margin:0;color:var(--muted);font-size:.84rem}
.education{padding:clamp(22px,4vw,42px)}
.education h2{margin:24px 0 8px;font-size:1.25rem;line-height:1.3}
.education>.eyebrow+h2{margin-top:0}
.education p{color:#425d5f}
.source-list{padding-left:22px;color:#425d5f}
.source-list li{margin:7px 0}
.disclaimer{margin-top:25px;padding:14px 16px;border-left:4px solid #b8cbc8;border-radius:8px;background:#f1f5f5;color:#4c6466;font-size:.85rem}
@media(max-width:950px){.calculator-layout{grid-template-columns:1fr}.result-card{position:static}.quick-guide{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.page-shell{width:min(100% - 20px,1120px);padding-top:34px}.hero{margin-bottom:22px}.law-alert{padding:14px}.field-grid{grid-template-columns:1fr}.calculator-actions{grid-template-columns:1fr}.calculator-actions .button{width:100%}.quick-guide{grid-template-columns:1fr}.requirements summary{padding:18px}.requirements[open] .field-grid{padding:0 18px 20px}.source-links{display:grid;gap:6px}}
@media(max-width:420px){.page-shell{width:min(100% - 16px,1120px)}.panel,.result-card{border-radius:14px}.panel{padding:18px}.result-list div{align-items:flex-start;flex-direction:column;gap:4px}.result-list dd{text-align:left}.route-card{padding:13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}