:root{color-scheme:light;--ink:#202c32;--muted:#58666d;--teal:#236952;--line:#dce4e2;--wash:#f1f6f3;--red:#a82a34}*{box-sizing:border-box}body{margin:0;background:#fff;color:var(--ink);font:16px/1.6 system-ui,-apple-system,sans-serif}main{max-width:1120px;margin:auto;padding:24px 40px}header,.section-top{display:flex;align-items:center;justify-content:space-between;gap:16px}header{padding-bottom:26px;border-bottom:1px solid var(--line)}.brand{font-size:23px;font-weight:750;text-decoration:none;color:var(--ink);letter-spacing:-1px}.mark{display:inline-grid;place-items:center;background:var(--teal);color:white;border-radius:10px;width:39px;height:39px;margin-right:8px;font:30px Georgia,serif}.badge{font-size:12px;background:var(--wash);padding:7px 11px;border-radius:20px;color:var(--muted)}.intro{padding:48px 0 32px;max-width:820px}.eyebrow{text-transform:uppercase;letter-spacing:1.7px;font-size:12px;font-weight:700;color:var(--teal)}h1{font:normal 54px/1.08 Georgia,serif;letter-spacing:-1.7px;margin:14px 0 22px}h2{font:normal 28px/1.2 Georgia,serif;margin:0}h3{font-size:17px;margin:0 0 8px}.lead{font-size:19px;max-width:740px;color:var(--muted)}.trust{color:var(--teal);font-weight:650;font-size:14px;margin-top:20px}.notice{padding:18px 20px;background:var(--wash);border-left:3px solid var(--teal);font-size:14px}.notice strong{display:block}.workspace{padding:35px 0;border-bottom:1px solid var(--line)}.inputs{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:24px 0 10px}.file{display:flex;flex-direction:column;gap:8px;padding:22px;border:1px dashed #9aafa5;border-radius:8px;font-weight:650;min-width:0}.file span,.file small{font-size:13px;font-weight:400;color:var(--muted)}input[type=file]{max-width:100%;font-size:13px;min-height:44px}small{overflow-wrap:anywhere}.limits{font-size:12px;color:var(--muted)}.actions{display:flex;align-items:end;gap:12px;margin-top:22px;flex-wrap:wrap}.actions label{font-size:12px;display:flex;flex-direction:column;gap:5px}.actions input{font-size:16px;padding:10px;border:1px solid var(--line);border-radius:4px;width:180px;min-height:46px}button{border:1px solid var(--teal);border-radius:5px;background:var(--teal);color:#fff;padding:11px 16px;font:650 14px/1.5 system-ui;min-height:46px;cursor:pointer}button.secondary{background:#fff;color:var(--ink);border-color:var(--line)}button:hover{filter:brightness(.94)}button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #77bfa7;outline-offset:3px}.error{color:var(--red);font-weight:600}#status{font-size:13px;color:var(--muted)}#result{padding:30px 0}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:22px}.stat{padding:16px;background:var(--wash);border-radius:7px;font-size:12px}.stat strong{font-size:28px;display:block;line-height:1.2}.findings{display:grid;gap:12px;margin-top:18px}.finding{padding:18px;border:1px solid var(--line);border-radius:7px;overflow-wrap:anywhere}.finding h3{font-size:15px}.finding p{margin:6px 0;font-size:13px;color:var(--muted)}.values{display:grid;grid-template-columns:1fr 1fr;gap:12px}.value{background:#f7f9f8;padding:10px;font-size:13px;white-space:pre-wrap;overflow-wrap:anywhere;min-width:0}.value span{display:block;font-size:10px;text-transform:uppercase;color:var(--muted)}.bottom{padding:38px 0}.details-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:26px}.bottom p{font-size:14px;color:var(--muted);margin:0}footer{border-top:1px solid var(--line);padding:20px 0 35px;font-size:12px;color:var(--muted)}a{color:var(--teal)}[hidden]{display:none!important}@media(max-width:650px){main{padding:18px 20px}.badge{font-size:10px;padding:6px 8px}h1{font-size:39px}.intro{padding:30px 0 24px}.lead{font-size:17px}.inputs,.details-grid,.values{grid-template-columns:1fr}.section-top{align-items:start;flex-direction:column}.stats{grid-template-columns:1fr 1fr}.actions{align-items:stretch}.actions label{width:100%}.actions input{width:100%}h2{font-size:25px}.file{padding:16px}header{gap:8px}.brand{font-size:20px}.mark{width:32px;height:32px;font-size:25px}}

/* Nestora family style, independently implemented from the public visual reference. */
:root{--ink:#13232b;--muted:#52666e;--teal:#0f4c5c;--line:#dce6e8;--wash:#f2f6f7;--gold:#f2a541}
body{font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}
h1,h2{font-family:inherit;font-weight:800;letter-spacing:-1px}h1{font-size:52px;line-height:1.12}h2{font-size:28px;line-height:1.25}
.brand{color:var(--teal);font-size:22px;letter-spacing:-.5px}.mark{background:var(--teal);border-radius:8px;font:800 25px/1 system-ui;color:white}
.intro{max-width:none;background:linear-gradient(120deg,#0f4c5c,#082b35);color:white;padding:44px 36px;margin:28px 0;border-radius:18px}.intro h1{max-width:800px}.intro .lead{color:#dce9eb}.intro .eyebrow{color:var(--gold)}.intro .trust{color:#f9c675}
button{border-radius:10px;background:var(--gold);border-color:var(--gold);color:#072830}button.secondary{background:white}.file,.finding{border-radius:12px}.notice{border-radius:0 12px 12px 0}.stat{border-radius:12px}
.website-offer{background:var(--wash);border-radius:16px;padding:28px;margin:24px 0}.website-offer p{max-width:750px;color:var(--muted)}.website-offer a{display:inline-block;font-weight:700;padding:10px 0;min-height:44px}
@media(max-width:650px){h1{font-size:35px}h2{font-size:25px}.intro{padding:28px 20px;margin:20px 0}.brand{font-size:18px}.badge{max-width:140px;text-align:center}.website-offer{padding:22px}}
.brand{white-space:nowrap;display:inline-flex;align-items:center}.brand .mark{flex:none}.badge{flex-shrink:0}@media(max-width:360px){.brand{font-size:16px}.badge{max-width:112px;font-size:9px}.mark{margin-right:6px}}

.brand-icon{display:inline-block;vertical-align:middle;width:32px;height:32px;flex-shrink:0}

/* Shared tool navigation and responsive spacing. */
header{flex-wrap:wrap;padding-bottom:18px;gap:12px}.directory-back{font-size:13px;font-weight:700;text-underline-offset:4px;min-height:44px;display:inline-flex;align-items:center;margin-left:auto}.brand{gap:8px}.intro{padding:36px 30px;margin:22px 0}.intro h1{margin-top:10px}.lead{line-height:1.55}.workspace{padding:28px 0}.notice{line-height:1.65}button:disabled{opacity:.5;cursor:not-allowed}@media(max-width:650px){header{gap:8px}.directory-back{order:3;width:100%;margin:0;min-height:32px}.intro{padding:24px 20px;margin:18px 0}.intro h1{font-size:clamp(1.85rem,8.7vw,2.25rem)}main{padding:18px}.workspace{padding:24px 0}.badge{margin-left:auto}.section-top{gap:14px}}