/* DoubleReach: light, warm, simple. Colours from the v4.5 mockup. */
:root {
  --cream: #FBF5E9; --paper: #FFFDF8; --sand: #F4EBDA; --line: #ECE1CC; --line2: #E2D4BA;
  --ink: #2A2421; --ink2: #5E534B; --mute: #968A7D;
  --orange: #E8632B; --amber: #F29A38; --green: #2F7A52; --red: #D23B2F;
  --r: 14px;
  --shadow: 0 1px 2px rgba(60,40,20,.06), 0 6px 20px rgba(60,40,20,.06);
  --font: "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--cream); color: var(--ink); font: 15px/1.5 var(--font);
  padding: env(safe-area-inset-top, 0px) 0 env(safe-area-inset-bottom, 0px);
  -webkit-text-size-adjust: 100%;
}
a { color: var(--orange); }
h1 { font-size: 26px; margin: 0 0 6px; letter-spacing: -.01em; }
h2 { font-size: 17px; margin: 0; }
code { font: 600 14px ui-monospace, SFMono-Regular, Menlo, monospace; background: var(--sand); padding: 1px 6px; border-radius: 6px; }

.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; border-bottom: 1px solid var(--line); background: var(--paper); }
.brand { font-weight: 800; font-size: 18px; color: var(--ink); text-decoration: none; }
.brand b { color: var(--orange); }
.top-nav { display: flex; align-items: center; gap: 14px; }
.nav-link { color: var(--ink2); font-weight: 600; text-decoration: none; }
.link-btn { background: none; border: 0; padding: 0; font: inherit; font-weight: 600; color: var(--mute); cursor: pointer; }
.link-btn:hover { color: var(--ink); }

.wrap { max-width: 1040px; margin: 0 auto; padding: 24px 16px 48px; }
.page-head { margin-bottom: 18px; }
.muted { color: var(--ink2); margin: 0; }
.small { font-size: 13px; color: var(--mute); }

.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); padding: 18px; }
.narrow { max-width: 420px; margin: 32px auto; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }

.stack { display: grid; gap: 14px; margin-top: 16px; }
label { display: grid; gap: 6px; font-weight: 600; font-size: 14px; color: var(--ink2); }
input[type=password], input:not([type]), input[type=text] {
  width: 100%; font: inherit; color: var(--ink); background: #fff; border: 1px solid var(--line2);
  border-radius: 10px; padding: 10px 12px; min-height: 44px;
}
input:focus { outline: 2px solid var(--amber); outline-offset: 1px; border-color: var(--amber); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 18px;
  border: 0; border-radius: 10px; background: var(--orange); color: #fff; font: inherit; font-weight: 700; cursor: pointer;
}
.btn:hover { filter: brightness(.95); }
.btn.ghost { background: var(--sand); color: var(--ink); }
.btn.danger { background: var(--red); color: #fff; }
.btn.ghost.danger { background: var(--sand); color: var(--red); }
.inline { display: inline; margin: 0; }

.key { display: grid; gap: 10px; align-content: start; }
.key p { margin: 0; }
.key-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.chip { font-size: 12.5px; font-weight: 700; border-radius: 999px; padding: 3px 10px; white-space: nowrap; }
.chip.on { background: rgba(47,122,82,.12); color: var(--green); }
.chip.off { background: var(--sand); color: var(--ink2); }
.facts { color: var(--ink2); }
.needs { font-size: 14px; color: var(--ink2); }
.waiting { font-weight: 700; color: var(--orange); }

.paste { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 4px; }
.paste input { flex: 1 1 180px; }
.actions { display: grid; gap: 8px; }
.act > summary { list-style: none; width: max-content; }
.act > summary::-webkit-details-marker { display: none; }
.act[open] > summary { outline: 2px solid var(--line2); }
.act .paste, .act .confirm { margin-top: 10px; }
.confirm { display: grid; gap: 10px; background: #FFF4F0; border: 1px solid #F3D3C8; border-radius: 10px; padding: 12px; }

.msg { margin: 0; padding: 10px 12px; border-radius: 10px; font-weight: 600; font-size: 14px; }
.msg.err { background: #FDECEA; color: var(--red); }
.msg.ok { background: rgba(47,122,82,.1); color: var(--green); }

.log { margin-top: 18px; }
.log ul { list-style: none; margin: 10px 0 0; padding: 0; }
.log li { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 8px 0; border-top: 1px solid var(--line); }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

@media (max-width: 480px) {
  .top { padding: 12px 16px; }
  h1 { font-size: 22px; }
  .grid { grid-template-columns: 1fr; }
}

/* Stage B: test-copy banner and the Inboxes screen */
.banner { margin: 0 0 16px; padding: 12px 14px; border-radius: 10px; background: #FFF3D6; border: 1px solid #F5C842; color: #6B4B00; font-weight: 700; }
.nav-link.on { color: var(--orange); }
.summary { display: grid; gap: 6px; margin-bottom: 14px; }
.summary p { margin: 0; }
.summary .big { font-size: 18px; }
.summary b { color: var(--orange); }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-start; margin-bottom: 14px; }
.toolbar .sync { display: grid; gap: 4px; }
.btn[disabled] { background: var(--line2); color: var(--ink2); cursor: not-allowed; }
a.btn { text-decoration: none; }
.inbox .key-head { flex-direction: column-reverse; align-items: flex-start; gap: 6px; }
.inbox .addr { font-size: 16px; overflow-wrap: break-word; min-width: 0; }
.chip.warm { background: #FFF1DC; color: #9A5A00; }
.facts-list { margin: 0; display: grid; gap: 6px; }
.facts-list div { display: grid; grid-template-columns: 110px 1fr; gap: 8px; }
.facts-list dt { color: var(--mute); font-size: 13px; }
.facts-list dd { margin: 0; }
.checks { list-style: none; margin: 0; padding: 10px 12px; background: var(--sand); border-radius: 10px; display: grid; gap: 4px; font-size: 14px; }
.yes { color: var(--green); font-weight: 700; }
.no { color: var(--red); font-weight: 700; }
.unknown { color: var(--ink2); font-weight: 700; }
.plan { margin-top: 18px; display: grid; gap: 10px; }
.plan p, .plan h3 { margin: 0; }
.plan h3 { font-size: 15px; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; min-width: 460px; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-top: 1px solid var(--line); }
thead th { color: var(--mute); font-weight: 600; font-size: 13px; border-top: 0; }
.field-err { color: var(--red); font-size: 13px; font-weight: 600; }
select { font: inherit; min-height: 44px; border: 1px solid var(--line2); border-radius: 10px; padding: 0 10px; background: #fff; color: var(--ink); }
input[type=date], input[type=email] { width: 100%; font: inherit; color: var(--ink); background: #fff; border: 1px solid var(--line2); border-radius: 10px; padding: 10px 12px; min-height: 44px; }
.wide-ish { max-width: 520px; }

/* Sending screen */
.stack-gap { display: grid; gap: 14px; }
.stack-tight { display: grid; gap: 10px; }
.stack-tight p, .stack-tight h1, .stack-tight h2 { margin: 0; }
.checklist, .addr-list, .not-ready { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 8px; }
.addr-list li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; padding-top: 8px; border-top: 1px solid var(--line); overflow-wrap: anywhere; }
.tick { color: var(--orange); text-decoration: underline; }
.small-btn { min-height: 34px; padding: 0 12px; font-size: 13px; }
textarea { width: 100%; font: inherit; color: var(--ink); background: #fff; border: 1px solid var(--line2); border-radius: 10px; padding: 10px 12px; resize: vertical; }
fieldset { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; display: grid; gap: 6px; }
legend { font-weight: 600; font-size: 14px; color: var(--ink2); padding: 0 4px; }
label.check { display: flex; gap: 8px; align-items: center; font-weight: 500; color: var(--ink); overflow-wrap: anywhere; }
.footer-box pre, .letter pre { white-space: pre-wrap; overflow-wrap: anywhere; margin: 4px 0 0; font: 14px/1.5 var(--font); background: var(--sand); border-radius: 10px; padding: 10px 12px; }
.letter { display: grid; gap: 4px; }
.gate { border-radius: 10px; padding: 10px 12px; }
.gate.pass { background: rgba(47,122,82,.08); }
.gate.fail { background: #FDECEA; }
.gate ul { margin: 6px 0 0; padding-left: 18px; }
.msg.warnmsg { background: #FFF3D6; color: #6B4B00; }
.stack-gap > *, .grid > * { min-width: 0; }
@media (max-width: 480px) {
  .top-nav { gap: 10px; font-size: 14px; }
  .brand { font-size: 16px; }
}