:root{color-scheme:light;--ink:#142d3e;--teal:#126b7e;--light:#ecf3f6;--line:#d9e3e7;--muted:#5e7280;--danger:#a63739;--green:#187957;--amber:#a56318}*{box-sizing:border-box}html{font-family:system-ui,-apple-system,'Segoe UI',sans-serif;background:#f3f7f9;color:var(--ink);font-size:16px}body{margin:0}button,input,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}.wrap{width:min(100% - 28px,780px);margin:auto}.top{background:#142d3e;color:#fff;padding:13px 0}.brand{display:flex;align-items:center;gap:12px}.brandicon{background:#245a6e;border-radius:12px;padding:12px;font-size:1.4rem}.brand strong{display:block;font-size:1.03rem}.brand small{display:block;color:#c1d6dc;font-size:.73rem;margin-top:2px}.brand .ghost{margin-left:auto;color:white;border:1px solid #577481;background:transparent;border-radius:9px;padding:8px}main{padding-top:27px;padding-bottom:45px}.hidden{display:none!important}h1{font-size:1.7rem;line-height:1.15;margin:5px 0 9px}h2{font-size:1.18rem;margin:0 0 10px}h3{font-size:1rem;margin:20px 0 9px}p{line-height:1.5}.muted{color:var(--muted);margin:3px 0 12px}.small{font-size:.87rem}.fine,.hint{color:var(--muted);font-size:.77rem;line-height:1.45}.eyebrow{font-size:.65rem;letter-spacing:.12em;font-weight:800;color:var(--teal);margin:0 0 6px}.card{background:white;border:1px solid var(--line);box-shadow:0 6px 24px rgba(15,38,55,.04);border-radius:16px;padding:20px;margin-bottom:16px}.login{max-width:470px;margin:30px auto;text-align:center}.login form{text-align:left}.emblem{display:grid;place-items:center;margin:0 auto 16px;width:55px;height:55px;border-radius:15px;background:#ddebef;font-size:2rem}.heading{display:flex;align-items:start;justify-content:space-between;margin:0 0 20px}.pill{background:#e2eeef;border-radius:50px;padding:7px 10px;font-size:.72rem;color:#185a64}.warning{background:#fff8e9;border-left:4px solid #e3a249;color:#695024;padding:12px 14px;border-radius:8px;font-size:.8rem;line-height:1.45;margin-bottom:18px}.tabs{display:flex;gap:7px;overflow-x:auto;margin-bottom:16px;padding-bottom:4px}.tab{border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:white;color:var(--ink);white-space:nowrap;font-weight:600;font-size:.83rem}.tab.active{background:var(--ink);color:white}.split{display:grid;grid-template-columns:1fr 1fr;gap:14px}label:not(.check){display:block;font-size:.83rem;font-weight:650;margin:13px 0 6px}input:not([type=checkbox]),select{width:100%;padding:12px;border:1px solid #adbec7;border-radius:10px;background:white;color:var(--ink);min-height:46px}button.primary,.buttonlink{background:#126b7e;color:#fff;border:0;border-radius:10px;padding:12px 14px;font-weight:750;text-decoration:none;text-align:center}button.danger{background:#a63739;color:white;border:0;border-radius:10px;padding:12px 14px;font-weight:750}.big{display:block;width:100%;padding:15px!important;min-height:53px;margin-top:20px}.checks{display:grid;gap:8px}.check{display:flex;align-items:start;gap:13px;border:1px solid var(--line);padding:12px;border-radius:10px;line-height:1.4;cursor:pointer;font-size:.91rem}.check:has(input:checked){background:#eff8f4;border-color:#a5cabc}.check input{accent-color:#187957;transform:scale(1.35);margin-top:4px;flex-shrink:0}.timer{font-size:clamp(2.9rem,10vw,5rem);font-variant-numeric:tabular-nums;font-weight:750;letter-spacing:-.03em;text-align:center;padding:18px 0}.currency-item{padding:17px 0;border-bottom:1px solid var(--line)}.row{display:flex;align-items:center;gap:8px}.spread{justify-content:space-between}.bar{height:10px;background:#e3e9ec;border-radius:10px;overflow:hidden;margin:13px 0 8px}.bar>div{height:100%;background:#dda54b;border-radius:10px}.bar>div.ok{background:#23946b}.good{color:var(--green);font-size:.8rem;font-weight:700}.warn{color:var(--amber);font-size:.8rem;font-weight:700}.flightrow,.admin-row{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:13px 0}.flightrow p{margin:4px 0}.flightrow .right{text-align:right;flex-shrink:0}.label{font-size:.68rem;background:#e4eef3;color:#29526a;border-radius:100px;padding:4px 7px}.inline{display:flex;gap:8px}.inline input{flex:1;min-width:0}.smallbtn{font-size:.76rem;color:var(--ink);border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 10px;flex-shrink:0}.buttonlink{display:inline-block}.flash{border:1px solid #9dc9b5;background:#edf9f2;color:#135a3c;border-radius:9px;padding:12px 14px;margin-bottom:16px}.flash.error{background:#fff0ef;color:#972f32;border-color:#ebbbb9}footer{font-size:.72rem;text-align:center;color:#72838e;padding:0 12px 24px}@media(max-width:460px){.split{grid-template-columns:1fr;gap:0}.heading{display:block}.pill{display:inline-block;margin:6px 0}.card{padding:16px}.tabs .tab{padding:10px 9px}.brand small{max-width:200px}}

/* V2: clear grouped checks and flight-hours gate. */
.check-group{border:1px solid var(--line);border-radius:12px;padding:10px 12px 12px;margin-bottom:12px;background:#f9fcfd}.check-group h4{margin:3px 2px 11px;font-size:.95rem;color:var(--ink)}.check-group .check{background:#fff;margin-bottom:7px}.check-group .check:last-child{margin-bottom:0}.check-group .check:has(input:checked){background:#eff8f4}.gate-note{font-size:.85rem;line-height:1.45;background:#e9f2f6;border:1px solid #c2dce7;border-radius:10px;padding:12px;margin:14px 0 8px}.gate-note.locked{background:#fff0ee;border-color:#e5b5ad;color:#8d2b25}.gate-note.permitted{background:#eef8f2;border-color:#b3ddc5;color:#145e3d}

/* V4: discreet, accessible operational notes instead of recurring warning banners. */
.footer-info{max-width:780px;margin:0 auto;padding:0 18px 32px}
.operational-notes{margin:12px auto 0;text-align:left;border:1px solid var(--line);background:#fff;border-radius:10px;max-width:740px}
.operational-notes summary{padding:12px 14px;cursor:pointer;font-weight:650;color:var(--ink);font-size:.82rem;list-style-position:inside}
.operational-notes summary:focus-visible{outline:3px solid #126b7e;outline-offset:2px}
.operational-notes .notes-body{border-top:1px solid var(--line);padding:5px 15px 12px;text-align:left;font-size:.82rem;color:var(--ink);line-height:1.5}
.operational-notes .notes-body p{margin:10px 0}


/* V5: BHCT identity. The flight and data interfaces are unchanged. */
:root{
  --ink:#203c53;
  --teal:#1B4871;
  --light:#faf7eb;
  --line:#d9e1e7;
  --muted:#596c7b;
  --brand-blue:#1B4871;
  --brand-cream:#FAF4DB;
  --brand-gold:#E8C451;
  --brand-orange:#D58339;
  --brand-red:#CD594D;
}
html{background:#f7f8f7}
.top{background:var(--brand-blue);color:var(--brand-cream)}
.brand-mark{width:48px;height:48px;object-fit:contain;display:block;flex:0 0 48px}
.brand strong{color:var(--brand-cream);letter-spacing:.01em}
.brand small{color:#e4e4d9}
.brand .ghost{color:var(--brand-cream);border-color:#7290a7}
.login-hero{display:flex;align-items:center;justify-content:center;background:var(--brand-blue);border-radius:12px;padding:14px 20px;margin:0 0 23px;overflow:hidden}
.login-logo{display:block;width:min(100%,355px);height:auto;max-height:178px;object-fit:contain}
.login h1{color:var(--brand-blue);margin-bottom:8px}
.card{box-shadow:0 6px 24px rgba(27,72,113,.045)}
.eyebrow{color:var(--brand-blue)}
.tab.active{background:var(--brand-blue);color:var(--brand-cream);border-color:var(--brand-blue)}
button.primary,.buttonlink{background:var(--brand-blue);color:#fff}
button.primary:not(:disabled):hover,.buttonlink:hover{background:#133854}
button.danger{background:#a63739}
.check-group{background:#f9faf9}
.check-group h4{color:var(--brand-blue)}
.pill{background:#edf2f5;color:var(--brand-blue)}
.gate-note{background:#edf3f7;border-color:#c8d8e4}
.bar>div{background:var(--brand-gold)}
:where(button,input,select,a,summary):focus-visible{outline:3px solid var(--brand-gold);outline-offset:3px}
.operational-notes summary:focus-visible{outline-color:var(--brand-gold)}
@media(max-width:460px){
  .login-hero{padding:10px 12px;margin-bottom:19px}
  .login-logo{width:min(100%,305px)}
  .brand-mark{width:42px;height:42px;flex-basis:42px}
}