/* GearDown signing page. The page is the shop's own document: its letterhead, its color (--accent, from the shop's
   profile), and a tear-off signature block. GearDown appears only as the small "Secured by" line under the sheet. */
:root{
  --desk:#E6E9EC;            /* hangar grey behind the sheet */
  --sheet:#FFFFFF;
  --ink:#1A1D21;
  --ink-2:#59616B;           /* secondary text */
  --rule:#D2D7DD;
  --rule-strong:#1A1D21;
  --tint:#F3F5F7;            /* quiet fills inside the sheet */
  --band:#16191C;            /* letterhead band for logos made for dark backgrounds */
  --accent:#FA6A04;--on-accent:#0B0B0C;
  --ok:#1E6E43;--err:#B3261E;--focus:#2563EB;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --serif:"Iowan Old Style","Charter","Sitka Text","Palatino Linotype","Book Antiqua",Georgia,"Noto Serif",serif;
  --pad:clamp(18px,5vw,40px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--desk);color:var(--ink);font:400 1rem/1.55 var(--sans)}
a{color:inherit}
[hidden]{display:none!important}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}

/* ---------- the sheet ---------- */
.desk{padding:clamp(0px,3vw,32px) 0 28px}
.sheet{max-width:44rem;margin:0 auto;background:var(--sheet);border-radius:clamp(0px,1.4vw,6px);
  box-shadow:0 1px 2px rgba(20,24,28,.10),0 8px 28px rgba(20,24,28,.08);overflow:hidden}
@media (max-width:540px){.desk{padding-top:0}.sheet{border-radius:0;box-shadow:none}}

/* letterhead */
.sg-head{background:var(--band);color:#fff;border-bottom:4px solid var(--accent)}
.sg-head.light{background:var(--sheet);color:var(--ink)}
.sg-head:has(.sg-brand:empty){display:none}   /* no letterhead until the shop is known (bad or expired links) */
.lh{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;padding:22px var(--pad) 20px}
.sg-brand{display:inline-flex;align-items:center;font:600 1.6rem/1.15 var(--serif);letter-spacing:-.005em}
.sg-brand img{display:block;max-height:52px;max-width:min(240px,62vw);width:auto}
.lh-id{min-width:0}
.lh-name{margin:0;font-weight:650;font-size:1rem}
.lh-contact{display:flex;flex-wrap:wrap;gap:2px 16px;margin:2px 0 0;font-size:.86rem;opacity:.78;overflow-wrap:anywhere}
.lh-contact span{white-space:nowrap}
@media (max-width:420px){.lh-contact span{white-space:normal}}

/* ---------- document body ---------- */
.page{padding:28px var(--pad) 8px}
h1{font:600 clamp(1.7rem,6.4vw,2.25rem)/1.12 var(--serif);margin:0 0 .5rem;letter-spacing:-.01em}
h2{font:600 1.35rem/1.2 var(--serif);margin:0}
.lead{font-size:1rem;line-height:1.55;max-width:38rem}
.muted{color:var(--ink-2)}
.approve .ap-intro{margin:0 0 1.4rem;color:var(--ink-2)}
.ap-for{margin:0 0 1rem;padding:2px 0 2px 14px;border-left:3px solid var(--accent);font-size:1.02rem}

.approve .ap-card{margin:0;padding:0 0 1.6rem}
.approve .ap-card h2{margin:0 0 1rem;font-size:clamp(1.25rem,3.6vw,1.5rem)}

/* customer, aircraft, dates */
.ap-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(11.5rem,1fr));gap:14px 24px;margin:0 0 1.5rem;padding:16px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.ap-meta dt{font-size:.8rem;color:var(--ink-2);margin:0 0 .15rem}
.ap-meta dd{margin:0;line-height:1.4;overflow-wrap:anywhere}
.ap-meta dd strong{display:block;font-weight:650}

/* line items */
.ap-tablewrap{overflow-x:auto;margin:0 calc(-1 * var(--pad));padding:0 var(--pad)}
.ap-table{width:100%;border-collapse:collapse;font-size:.98rem}
.ap-table th,.ap-table td{padding:.6rem .4rem;border-bottom:1px solid var(--rule);text-align:left;vertical-align:top}
.ap-table th:first-child,.ap-table td:first-child{padding-left:0}
.ap-table th:last-child,.ap-table td:last-child{padding-right:0}
.ap-table .num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.ap-table thead th{font-size:.82rem;font-weight:600;color:var(--ink-2);border-bottom:2px solid var(--rule-strong)}
.ap-table tr.ap-group th{padding-top:1.1rem;font-weight:650;font-size:.95rem;color:var(--ink);border-bottom:1px solid var(--rule)}
.ap-table tr.ap-group th::before{content:"";display:inline-block;width:8px;height:8px;margin:0 9px 1px 0;background:var(--accent);border-radius:1px}
.ap-table td.incl{color:var(--ink-2)}

/* totals, set like the bottom of an invoice */
.ap-sum{display:grid;grid-template-columns:1fr auto;gap:.35rem 1.4rem;margin:1.1rem 0 0 auto;max-width:21rem;font-variant-numeric:tabular-nums;color:var(--ink-2)}
.ap-sum .num{text-align:right;color:var(--ink)}
.ap-total{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;margin:.7rem 0 0 auto;max-width:21rem;padding:.7rem 0 .55rem;
  border-top:1px solid var(--rule-strong);border-bottom:4px double var(--rule-strong);font-weight:600}
.ap-total strong{font:600 clamp(1.6rem,6vw,2rem)/1 var(--serif);font-variant-numeric:tabular-nums lining-nums;color:var(--ink)}
.ap-notes{margin:1.4rem 0 0;color:var(--ink-2);font-size:.94rem;max-width:none}
.ap-wetnote{margin:1.2rem 0 0;padding:12px 14px;border-left:3px solid var(--accent);background:var(--tint);max-width:none;line-height:1.5}

/* ---------- the tear-off signature block ---------- */
.approve #ap-form{position:relative;margin:.4rem calc(-1 * var(--pad)) 0;padding:2rem var(--pad) 1.8rem;background:var(--tint);border-top:2px dashed #AEB5BD}
.approve #ap-form h2{margin-bottom:.5rem}
.approve #ap-signtext{margin:0 0 1.3rem}
.ap-field{margin:0 0 1.25rem}
.ap-field label,.ap-label{display:block;font-weight:600;margin:0 0 .4rem}
.ap-field input{width:100%;min-height:50px;padding:0 14px;border:1.5px solid #B9C0C8;border-radius:8px;background:var(--sheet);color:var(--ink);font:inherit}
.ap-field input:focus{outline:3px solid var(--focus);outline-offset:1px;border-color:var(--focus)}

.ap-pad{position:relative;height:190px;background:var(--sheet);border:1.5px solid #B9C0C8;border-radius:8px;overscroll-behavior:contain;
  -webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.ap-pad canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;cursor:crosshair;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent}
.ap-pad .btn{position:absolute;right:8px;top:8px;z-index:2}
.ap-pad .ap-line{position:absolute;left:14px;right:14px;bottom:38px;border-bottom:1.5px solid var(--ink);pointer-events:none}
.ap-pad .ap-x{position:absolute;left:96px;bottom:42px;color:var(--ink);font:600 1.15rem/1 var(--serif);pointer-events:none}
/* the "Sign here" flag: the one bold mark on the page, in the shop's color */
.ap-pad::before{content:"Sign here";position:absolute;left:-1.5px;bottom:28px;z-index:1;padding:5px 18px 5px 10px;
  background:var(--accent);color:var(--on-accent);font:700 .78rem/1.2 var(--sans);letter-spacing:.01em;pointer-events:none;
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 50%,calc(100% - 10px) 100%,0 100%);border-radius:0 0 0 2px}

.ap-field .ap-check{display:flex;align-items:flex-start;gap:12px;font-weight:500;cursor:pointer;margin:0}
.ap-check input{width:22px;height:22px;margin:2px 0 0;flex:0 0 auto;accent-color:var(--accent)}
.ap-wet{background:var(--sheet);border:1px solid var(--rule);border-left:3px solid var(--accent);border-radius:6px;padding:14px 16px}
.ap-missing{min-height:1.6em;margin:0 0 .8rem;color:var(--ink-2);font-size:.93rem}
.ap-fine{margin:1rem 0 0;color:var(--ink-2);font-size:.88rem;max-width:none}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;min-height:52px;padding:0 1.4rem;border:1.5px solid transparent;border-radius:8px;
  font:650 1rem/1 var(--sans);text-decoration:none;cursor:pointer;-webkit-tap-highlight-color:transparent}
.btn:active{transform:translateY(1px)}
.btn-accent{background:var(--accent);color:var(--on-accent)}
.btn-solid{background:var(--ink);color:#fff}
.btn-outline{border-color:#B9C0C8;background:var(--sheet);color:var(--ink)}
.btn-sm{min-height:38px;padding:0 .9rem;font-size:.85rem}
.btn[disabled]{opacity:.55;cursor:progress}
.ap-send{width:100%}
.ap-send[disabled]{opacity:.4;cursor:not-allowed}

/* ---------- status panels (error, already signed, done) ---------- */
.ap-panel{padding:18px 20px;margin:0 0 1.4rem;border:1px solid var(--rule);border-left:4px solid var(--ink-2);border-radius:6px;background:var(--sheet)}
.ap-panel h2{margin:0 0 .5rem}
.ap-panel p{margin:0 0 .8rem}
.ap-err{border-left-color:var(--err)}
.ap-err h2{color:var(--err)}
.ap-ok{border-left-color:var(--ok)}
.ap-ok h2{color:var(--ok)}
.ap-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:1rem}
.ap-code{margin:.2rem 0 1rem;color:var(--ink-2);font-size:.85rem;overflow-wrap:anywhere}
.approve #ap-done,.approve #ap-fail{margin-top:1.6rem}

/* ---------- under the sheet ---------- */
.sg-foot{max-width:44rem;margin:18px auto 0;padding:0 var(--pad);display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 20px;color:var(--ink-2);font-size:.82rem}
.sg-foot p{margin:0;display:flex;align-items:center;gap:7px}
.sg-foot .secured b{color:var(--ink);font-weight:650}
.foot-links{gap:16px!important}
.foot-links a{color:var(--ink-2)}
.ap-ver{color:var(--ink-2)}

/* payment page (pay.html) uses the same panels and buttons */
.ap-wrap .ap-panel{border-left-color:var(--accent)}

@media (prefers-reduced-motion:reduce){.btn:active{transform:none}}