/* =========================================================
   p.a. marketing hq — onboarding pages (/onboard, /sign/*, /pay/*)
   Same editorial monochrome as the main site: warm paper, ink
   type, hairlines, black section bars. Sora (Garet stand-in).
   ========================================================= */

:root {
  --ink: #141313;
  --graphite: #2d2c2c;
  --paper: #f2f0e9;
  --paper-hi: #f7f5ef;
  --paper-deep: #e9e6dd;
  --muted: #656257;
  --line: rgba(20, 19, 19, 0.14);
  --font: 'Sora', system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper); color: var(--ink);
  font-family: var(--font); font-weight: 400;
  line-height: 1.6; font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 780px; margin: 0 auto; padding: 2.2rem 1.4rem 5rem; }

/* masthead */
.mast { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  padding-bottom: 1.2rem; border-bottom: 1px solid var(--line); margin-bottom: 2rem; }
.mast__mark { font-weight: 800; font-size: 1.6rem; letter-spacing: -0.01em; }
.mast__mark small { display: block; font-weight: 400; font-size: 0.72rem; color: var(--graphite); letter-spacing: 0.02em; }
.mast__doc { text-align: right; }
.mast__doc strong { font-weight: 800; font-size: 1.05rem; display: block; }
.mast__doc span { font-size: 0.78rem; color: var(--muted); }

h1.lede { font-weight: 800; font-size: clamp(1.6rem, 4.5vw, 2.3rem); letter-spacing: -0.02em; line-height: 1.15; margin-bottom: 0.8rem; }
.sub { color: var(--graphite); font-size: 0.98rem; max-width: 56ch; margin-bottom: 2.4rem; }
.sub a { color: inherit; }

/* black section bar */
.secbar { display: flex; align-items: center; gap: 0.9rem; background: var(--ink); color: var(--paper);
  padding: 0.55rem 0.9rem; margin: 2.6rem 0 1.4rem; }
.secbar__num { font-weight: 800; font-size: 0.8rem; letter-spacing: 0.08em; opacity: 0.75; }
.secbar__t { font-weight: 700; font-size: 0.92rem; letter-spacing: 0.04em; text-transform: lowercase; }
.secbar__strap { margin-left: auto; font-size: 0.72rem; opacity: 0.65; text-align: right; }

/* fields */
.field { margin-bottom: 1.35rem; }
.field label.q { display: block; font-weight: 700; font-size: 0.92rem; margin-bottom: 0.45rem; letter-spacing: -0.005em; }
.field .hint { font-weight: 400; color: var(--muted); font-size: 0.8rem; }
.star { color: var(--ink); font-size: 0.8em; vertical-align: 0.15em; }
input[type="text"], input[type="email"], textarea {
  width: 100%; background: var(--paper-hi); color: var(--ink);
  border: 1px solid var(--line); border-radius: 0;
  font: inherit; font-size: 0.95rem; padding: 0.65rem 0.75rem;
}
input:focus, textarea:focus { outline: 2px solid var(--ink); outline-offset: 0; }
textarea { min-height: 6.2rem; resize: vertical; }

/* choice grids */
.choices { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 0.5rem 1rem; }
.choice { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 0.92rem; cursor: pointer;
  padding: 0.55rem 0.65rem; background: var(--paper-hi); border: 1px solid var(--line); }
.choice input { margin-top: 0.28rem; accent-color: var(--ink); flex: none; }
.choice:has(input:checked) { border-color: var(--ink); background: var(--paper-deep); }
.choice small { display: block; color: var(--muted); font-size: 0.78rem; line-height: 1.4; }

/* checklist band (informational) */
.band { background: var(--paper-deep); border: 1px solid var(--line); padding: 1.1rem 1.2rem; margin: 1.6rem 0; }
.band h3 { font-weight: 700; font-size: 0.95rem; margin-bottom: 0.5rem; }
.band ul { list-style: none; }
.band li { padding-left: 1.3rem; position: relative; font-size: 0.9rem; margin-bottom: 0.35rem; }
.band li::before { content: "☐"; position: absolute; left: 0; top: 0; }
.band .note { color: var(--muted); font-size: 0.8rem; }

/* document body (contract text) */
.doc p { margin-bottom: 0.9rem; font-size: 0.94rem; }
.doc .clause { margin-bottom: 1.1rem; }
.doc .clause h4 { font-weight: 700; font-size: 0.95rem; margin-bottom: 0.35rem; }
.doc .clause h4 .n { color: var(--muted); margin-right: 0.45rem; }
.doc .li { padding-left: 1.4rem; margin-bottom: 0.45rem; font-size: 0.94rem; position: relative; }
.doc .li .n { position: absolute; left: 0; font-weight: 700; color: var(--graphite); }

/* parties / invoice grid */
.grid { border-top: 1px solid var(--line); margin-bottom: 1.4rem; }
.grid .row { display: grid; grid-template-columns: 9.5rem 1fr; gap: 1rem;
  padding: 0.55rem 0; border-bottom: 1px solid var(--line); font-size: 0.93rem; }
.grid .row > * { min-width: 0; overflow-wrap: anywhere; }
.grid .row b { font-weight: 700; font-size: 0.85rem; }
@media (max-width: 480px) { .grid .row { grid-template-columns: 7.2rem 1fr; } }

/* schedule table */
table.sched { width: 100%; border-collapse: collapse; font-size: 0.88rem; margin: 0.6rem 0 1.4rem; }
.sched th { background: var(--ink); color: var(--paper); text-align: left; font-weight: 700;
  padding: 0.5rem 0.7rem; font-size: 0.82rem; }
.sched td { border: 1px solid var(--line); padding: 0.55rem 0.7rem; vertical-align: top; }
.sched td:first-child { font-weight: 700; white-space: nowrap; }
@media (max-width: 560px) { .sched td:first-child { white-space: normal; } }
.tablewrap { overflow-x: auto; }

/* signature area */
.sigpair { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin: 1.4rem 0; }
@media (max-width: 640px) { .sigpair { grid-template-columns: 1fr; } }
.sigside h4 { font-weight: 700; font-size: 0.95rem; margin-bottom: 0.7rem; }
.sigline { border-bottom: 1.5px solid var(--graphite); min-height: 3.6rem; display: flex; align-items: flex-end; }
.sigline img { max-height: 3.4rem; display: block; }
.siglabel { font-size: 0.72rem; color: var(--muted); letter-spacing: 0.06em; margin: 0.3rem 0 1rem; }
canvas.pad { width: 100%; height: 150px; background: var(--paper-hi); border: 1px dashed var(--graphite);
  touch-action: none; display: block; cursor: crosshair; }
.pad-tools { display: flex; justify-content: space-between; align-items: center; margin-top: 0.4rem; }
.pad-tools button { background: none; border: none; font: inherit; font-size: 0.8rem; color: var(--muted);
  text-decoration: underline; cursor: pointer; }

/* agree + submit */
.agree { display: flex; gap: 0.7rem; align-items: flex-start; margin: 1.6rem 0; font-size: 0.94rem; }
.agree input { margin-top: 0.3rem; accent-color: var(--ink); width: 1.05rem; height: 1.05rem; flex: none; }
.btn {
  display: inline-block; background: var(--ink); color: var(--paper);
  font: inherit; font-weight: 700; font-size: 1rem; letter-spacing: 0.01em;
  border: 1px solid var(--ink); padding: 0.9rem 2.2rem; cursor: pointer;
}
.btn:hover { background: var(--graphite); }
.btn[disabled] { opacity: 0.45; cursor: not-allowed; }
.formerr { color: #8a1f11; font-size: 0.9rem; margin-top: 0.9rem; min-height: 1.2rem; }

/* QR + pay blocks */
.payrails { display: grid; grid-template-columns: 1fr auto; gap: 1.6rem; align-items: start; }
@media (max-width: 640px) { .payrails { grid-template-columns: 1fr; } }
.qr { text-align: center; }
.qr img { width: 150px; height: 150px; display: block; margin: 0 auto 0.4rem; border: 1px solid var(--line); }
.qr span { font-size: 0.75rem; color: var(--muted); }
.amount { font-weight: 800; font-size: 2.2rem; letter-spacing: -0.02em; }

/* done state */
.done { display: none; }
.done.show { display: block; }
.hidden { display: none !important; }
footer.tail { margin-top: 4rem; padding-top: 1.2rem; border-top: 1px solid var(--line);
  color: var(--muted); font-size: 0.8rem; font-style: italic; }