:root{--ink:#18333e;--muted:#586a72;--blue:#0080a8;--blue-dark:#00627f;--pale:#eff8fb;--gold:#f2bf3a;--gold-dark:#d79f0b;--green:#157347;--red:#a52834;--border:#cbd9de;--white:#fff;--shadow:0 14px 36px rgba(18,51,63,.12)}
*{box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:#f8fbfc;font-family:"Work Sans",Arial,sans-serif;line-height:1.55}
a{color:var(--blue-dark)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #ffcf4f;outline-offset:3px}
.shell{width:min(1120px,calc(100% - 40px));margin:0 auto}
.skip-link{position:absolute;left:16px;top:-80px;background:#fff;padding:12px 16px;z-index:10}.skip-link:focus{top:16px}
.site-header{background:#fff;border-bottom:1px solid #e1ebee}
.header-inner{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand img{display:block;width:210px;height:auto}
nav{display:flex;align-items:center;gap:24px;flex-wrap:wrap}nav a{font-weight:700;text-decoration:none;color:var(--ink)}nav a:hover{color:var(--blue)}
.tool-intro{padding:34px 0 22px}
.eyebrow,.step-label{margin:0 0 10px;color:var(--blue-dark);font-weight:800;letter-spacing:.12em;text-transform:uppercase;font-size:.78rem}
h1,h2{font-family:Merriweather,Georgia,serif;line-height:1.18;margin-top:0}h1{font-size:clamp(2.35rem,4.5vw,3.6rem);letter-spacing:-.035em;margin-bottom:12px;max-width:850px}h2{font-size:clamp(1.55rem,3vw,2.15rem);margin-bottom:12px}
.lead{font-size:1.08rem;color:#36535e;max-width:790px;margin:0}
.trust-list{list-style:none;margin:0;padding:0;display:grid;gap:8px;color:#294a56}.trust-list li::before{content:"✓";color:var(--green);font-weight:900;margin-right:10px}
.source-card,.safeguards-card{background:#fff;border:1px solid var(--border);border-radius:10px;padding:21px;display:grid;gap:7px}.source-card{border-left:6px solid var(--blue)}.source-card strong,.safeguards-card strong{font-size:1.05rem}.source-card span{line-height:1.35}.source-card small{color:var(--muted)}
.checker-section{padding:0 0 70px}
.checker-card,.result-card,.important-note{background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow)}
.checker-card{padding:34px}.checker-heading-row{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:24px}.checker-heading-row h2{margin-bottom:0}
.status-pill{display:inline-flex;align-items:center;white-space:nowrap;border-radius:999px;padding:8px 13px;background:#eef2f4;color:#50646d;font-size:.86rem;font-weight:800}.status-pill.ready{background:#e6f5ed;color:var(--green)}.status-pill.failed{background:#fcebed;color:var(--red)}
.input-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px}.field{display:grid;gap:7px}.field label,.upload-label>span{font-weight:800}.field small,.upload-label small{color:var(--muted)}
input[type=date],select{width:100%;min-height:48px;border:1px solid #9fb4bc;border-radius:7px;background:#fff;padding:10px 12px;color:var(--ink);font:inherit}
.upload-box{border:2px dashed #97bdc9;background:var(--pale);border-radius:10px;padding:24px}.upload-label{display:grid;gap:5px;margin-bottom:14px}input[type=file]{font:inherit;max-width:100%}input[type=file]::file-selector-button{border:1px solid var(--blue-dark);border-radius:7px;background:#fff;color:var(--blue-dark);font:inherit;font-weight:800;padding:9px 13px;margin-right:12px;cursor:pointer}input[type=file]::file-selector-button:hover{background:#e7f5f9}.file-status{margin:12px 0 0;color:#425b65}.file-status:empty{display:none}
.table-picker{margin:24px 0 0;border:1px solid var(--border);border-radius:10px;padding:20px}.table-picker legend{font-weight:800;padding:0 7px}.table-picker p{margin-top:0;color:var(--muted)}.table-option{display:flex;align-items:flex-start;gap:10px;padding:10px 0;border-top:1px solid #e7eef0}.table-option:first-child{border-top:0}.table-option input{margin-top:4px}.table-option span{display:grid}.table-option small{color:var(--muted)}
.calculate-button,.secondary-button{border:0;border-radius:8px;font:inherit;font-weight:900;cursor:pointer;min-height:52px;padding:13px 24px}.calculate-button{width:100%;margin-top:24px;background:var(--gold);color:#243942;box-shadow:0 6px 0 var(--gold-dark)}.calculate-button:hover:not(:disabled){transform:translateY(-1px);background:#ffcb43}.calculate-button:disabled{background:#dbe3e6;color:#71838a;box-shadow:none;cursor:not-allowed}.secondary-button{background:#e9f3f6;color:var(--blue-dark)}
.message{padding:14px 16px;border-radius:8px;margin:0 0 22px}.message.error{background:#fcebed;border-left:5px solid var(--red);color:#751d26}
.result-card{margin-top:28px;padding:38px;text-align:center;border-top:8px solid var(--blue)}.result-card:focus{outline:none}.result-card.at-or-above{border-top-color:var(--green)}.result-card.needs-review{border-top-color:var(--gold-dark)}.result-label{font-weight:800;color:#4c626b;text-transform:uppercase;letter-spacing:.08em;margin:0}.result-amount{font-family:Merriweather,Georgia,serif;font-size:clamp(2.45rem,7vw,4.6rem);font-weight:900;line-height:1.1;margin:12px 0 22px;color:var(--ink)}.result-card.needs-review .result-amount{font-size:clamp(2rem,5vw,3.25rem)}.result-card h2{margin:10px auto 8px;max-width:900px}.valuation-result{color:#4c626b;margin-top:0}.result-explanation{max-width:800px;margin:16px auto 26px}.result-details{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:10px;overflow:hidden;margin:26px 0}.result-details div{background:#f8fbfc;padding:17px}.result-details dt{color:#4c626b;font-size:.84rem}.result-details dd{margin:4px 0 0;font-weight:900;font-size:1.2rem}.result-card details{text-align:left;margin:0 0 24px;border:2px solid #d79f0b;background:#fff9e8;border-radius:9px;padding:13px 16px}.result-card summary{cursor:pointer;font-weight:900;color:#6f5200}.review-items{margin:12px 0 0;padding-left:22px;color:#3d545d}.review-items li{margin:5px 0}
.important-note{margin-top:28px;padding:30px;border-left:7px solid var(--blue)}.important-note h2{font-size:1.45rem}.important-note p:last-child{margin-bottom:0}
.below-checker-info{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px}.safeguards-card .trust-list{font-size:.94rem}
.site-footer{background:#173642;color:#e9f3f6;padding:36px 0}.footer-inner{display:flex;justify-content:space-between;gap:30px}.site-footer p{margin:0}.site-footer a{color:#fff}
@media(max-width:760px){.shell{width:min(100% - 28px,1120px)}.header-inner{padding:13px 0;display:block;min-height:auto}.brand img{width:165px}nav{margin-top:11px;display:flex;flex-wrap:nowrap;justify-content:space-between;gap:8px;font-size:.78rem;white-space:nowrap}.tool-intro{padding:22px 0 16px}.input-grid,.below-checker-info{grid-template-columns:1fr}h1{font-size:2.1rem;margin-bottom:9px}.lead{font-size:.98rem}.trust-list{font-size:.92rem;gap:4px}.source-card,.safeguards-card{padding:16px;gap:4px}.checker-section{padding:0 0 42px}.checker-card,.result-card,.important-note{padding:21px}.checker-heading-row{display:block;margin-bottom:18px}.status-pill{margin-top:8px}.upload-box{padding:18px}.result-details{grid-template-columns:1fr}.footer-inner{display:block}.footer-inner p+p{margin-top:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.calculate-button:hover:not(:disabled){transform:none}}