/* ==========================================================================
   HARBOUR OS — demo environment
   Register: maritime institutional. Deep sea + aquamarine + gold, on warm
   paper. Deliberately distinct from the navy/cream architectural register
   used for PREMIER OS.
   ========================================================================== */

:root {
  --sea:      #08414F;
  --sea-deep: #052E3A;
  --sea-950:  #03202A;
  --ink:      #12242B;

  --aqua:      #0B8E9B;
  --aqua-br:   #14B3BC;
  --aqua-pale: #E2F3F4;

  --gold:      #C9922A;
  --gold-br:   #EBB43C;
  --gold-pale: #FBF2DC;

  --green:      #2F8B68;
  --green-br:   #35A277;
  --green-pale: #E4F2EC;

  --coral:      #C0503A;
  --coral-pale: #FAE9E4;

  --paper:    #FFFFFF;
  --sand:     #F8F4EC;
  --sand-2:   #EFE8DA;
  --line:     #DCD4C6;
  --line-soft:#E9E3D6;
  --muted:    #6B7880;
  --muted-lt: #96A2A8;

  --serif: "Source Serif 4", Georgia, serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:  "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --rail: 254px;
  --shadow-sm: 0 1px 2px rgba(8,36,43,.06), 0 1px 3px rgba(8,36,43,.04);
  --shadow:    0 2px 4px rgba(8,36,43,.05), 0 8px 24px rgba(8,36,43,.08);
  --shadow-lg: 0 18px 50px rgba(3,32,42,.24);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  background: var(--sand);
  color: var(--ink);
  font-size: 14px; line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; font-size: inherit; }
a { color: var(--aqua); }

/* ---------- utility ---------- */
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.num  { font-variant-numeric: tabular-nums; }
.serif { font-family: var(--serif); }
.hide { display: none !important; }
.eyebrow {
  font-size: 10px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--muted);
}
.pos { color: var(--green-br); }
.neg { color: var(--coral); }

/* ==========================================================================
   COVER
   ========================================================================== */
#cover {
  position: fixed; inset: 0; z-index: 400;
  background:
    radial-gradient(1200px 640px at 82% -10%, rgba(20,179,188,.26), transparent 60%),
    radial-gradient(760px 420px at 8% 108%, rgba(201,146,42,.16), transparent 62%),
    linear-gradient(166deg, #05303D 0%, #03202A 60%, #021820 100%);
  color: #fff; overflow-y: auto;
  display: flex; align-items: center; justify-content: center; padding: 40px 24px;
}
#cover.done { display: none; }
.cover-inner { max-width: 800px; width: 100%; }
.cover-rule { width: 46px; height: 2px; background: var(--aqua-br); margin: 0 0 26px; }
#cover h1 {
  font-family: var(--serif); font-size: clamp(34px, 6vw, 58px); line-height: 1.06;
  margin: 0 0 6px; letter-spacing: -.018em; font-weight: 400;
}
#cover h1 em { font-style: normal; color: var(--aqua-br); }
.cover-sub {
  font-size: clamp(15px, 2vw, 18px); color: rgba(255,255,255,.76);
  max-width: 62ch; margin: 16px 0 30px; line-height: 1.62;
}
.cover-meta {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(126px, 1fr));
  gap: 1px; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.14);
  margin-bottom: 30px;
}
.cover-meta div { background: rgba(3,32,42,.6); padding: 14px 16px; }
.cover-meta b { display: block; font-family: var(--serif); font-size: 21px; font-weight: 400; margin-bottom: 3px; }
.cover-meta span { font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.55); }
.cover-note {
  font-size: 12.5px; color: rgba(255,255,255,.55); line-height: 1.68;
  border-left: 2px solid rgba(20,179,188,.5); padding-left: 14px; margin: 24px 0 28px;
}
.cover-note b { color: rgba(255,255,255,.8); }
.btn-cover {
  background: var(--aqua); color: #fff; border: 0; padding: 15px 30px;
  font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  transition: background .18s;
}
.btn-cover:hover { background: var(--aqua-br); }
.cover-by { margin-top: 32px; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.42); }

/* ==========================================================================
   SHELL
   ========================================================================== */
#shell { display: none; min-height: 100vh; }
#shell.live { display: grid; grid-template-columns: var(--rail) 1fr; }

#rail {
  background: linear-gradient(180deg, var(--sea-deep) 0%, var(--sea-950) 100%);
  color: #fff; padding: 0 0 20px; position: sticky; top: 0; height: 100vh;
  overflow-y: auto; display: flex; flex-direction: column;
}
.brand { padding: 20px 18px 18px; border-bottom: 1px solid rgba(255,255,255,.1); display: flex; gap: 11px; align-items: center; }
.brand-mark {
  width: 38px; height: 38px; flex: 0 0 38px; border: 1px solid rgba(20,179,188,.55);
  display: grid; place-items: center; font-family: var(--serif); font-size: 12px;
  letter-spacing: .04em; color: var(--aqua-br); background: rgba(20,179,188,.12);
}
.brand-txt strong { display: block; font-family: var(--serif); font-size: 12.5px; letter-spacing: .05em; font-weight: 400; }
.brand-txt span { font-size: 8.5px; letter-spacing: .2em; text-transform: uppercase; color: rgba(255,255,255,.45); }
.rail-label { padding: 18px 18px 8px; font-size: 9px; letter-spacing: .18em; text-transform: uppercase; color: rgba(255,255,255,.38); }
.seat-btn {
  display: flex; gap: 11px; align-items: center; width: 100%; text-align: left;
  background: none; border: 0; border-left: 2px solid transparent;
  color: rgba(255,255,255,.7); padding: 9px 18px; transition: background .14s, color .14s;
}
.seat-btn:hover { background: rgba(255,255,255,.05); color: #fff; }
.seat-btn.on { background: rgba(20,179,188,.15); border-left-color: var(--aqua-br); color: #fff; }
.seat-ico {
  width: 27px; height: 27px; flex: 0 0 27px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255,255,255,.08); font-size: 12px;
}
.seat-btn.on .seat-ico { background: var(--aqua); }
.seat-btn b { display: block; font-size: 12.5px; font-weight: 600; line-height: 1.25; }
.seat-btn small { font-size: 10px; color: rgba(255,255,255,.45); }
.s-short { display: none; }
.rail-foot { margin-top: auto; padding: 18px; font-size: 10px; line-height: 1.6; color: rgba(255,255,255,.34); border-top: 1px solid rgba(255,255,255,.09); }
.rail-foot a { color: var(--aqua-br); text-decoration: none; }

#main { min-width: 0; display: flex; flex-direction: column; }
#topbar {
  background: var(--paper); border-bottom: 1px solid var(--line);
  padding: 13px 26px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  position: sticky; top: 0; z-index: 60;
}
.tb-title { flex: 1 1 240px; min-width: 0; }
.tb-title h2 { font-family: var(--serif); font-size: 18px; font-weight: 400; margin: 0 0 1px; letter-spacing: -.012em; }
.tb-title p { margin: 0; font-size: 11.5px; color: var(--muted); }
.tb-tools { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.fx-group { display: flex; border: 1px solid var(--line); }
.fx-group button {
  background: var(--paper); border: 0; padding: 6px 10px; font-size: 10.5px; font-weight: 600;
  letter-spacing: .05em; color: var(--muted); border-right: 1px solid var(--line-soft);
}
.fx-group button:last-child { border-right: 0; }
.fx-group button.on { background: var(--sea); color: #fff; }
.bell {
  position: relative; background: var(--paper); border: 1px solid var(--line);
  width: 32px; height: 30px; display: grid; place-items: center; font-size: 13px;
}
.bell-dot {
  position: absolute; top: -5px; right: -5px; min-width: 16px; height: 16px; padding: 0 4px;
  background: var(--coral); color: #fff; border-radius: 8px; font-size: 9.5px; font-weight: 700;
  display: grid; place-items: center;
}
#board { padding: 22px 26px 60px; }

/* ==========================================================================
   PRIMITIVES
   ========================================================================== */
.card { background: var(--paper); border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.card-hd { padding: 13px 16px; border-bottom: 1px solid var(--line-soft); display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.card-hd h3 { font-family: var(--serif); font-size: 14.5px; font-weight: 600; margin: 0; flex: 1 1 auto; }
.card-hd .eyebrow { flex: 1 1 auto; }
.card-bd { padding: 16px; }
.card-bd.flush { padding: 0; }

.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr)); }
.g3 { grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr)); }
.g4 { grid-template-columns: repeat(auto-fit, minmax(min(168px, 100%), 1fr)); }
.split { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 16px; }
.stack { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.sec-gap { margin-top: 16px; }
/* grid children must shrink below content width or .tbl-wrap never scrolls */
.grid > *, .split > *, .stack > * { min-width: 0; }
.card, .card-bd, .card-hd { min-width: 0; }

.kpi { background: var(--paper); border: 1px solid var(--line); padding: 14px 16px; box-shadow: var(--shadow-sm); position: relative; overflow: hidden; }
.kpi::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: var(--aqua); }
.kpi.k-green::before { background: var(--green); }
.kpi.k-gold::before  { background: var(--gold); }
.kpi.k-red::before   { background: var(--coral); }
.kpi .eyebrow { margin-bottom: 7px; display: block; }
.kpi b { font-family: var(--serif); font-size: 25px; font-weight: 600; display: block; line-height: 1.1; letter-spacing: -.02em; }
.kpi .kpi-sub { font-size: 11px; color: var(--muted); margin-top: 5px; display: block; }

table.tbl { width: 100%; border-collapse: collapse; font-size: 12.5px; }
table.tbl th {
  text-align: left; font-size: 9.5px; letter-spacing: .13em; text-transform: uppercase;
  color: var(--muted); font-weight: 600; padding: 9px 12px;
  border-bottom: 1px solid var(--line); background: #FCFAF5; white-space: nowrap;
}
table.tbl td { padding: 9px 12px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
table.tbl tbody tr:last-child td { border-bottom: 0; }
table.tbl tbody tr.clickable { cursor: pointer; }
table.tbl tbody tr.clickable:hover { background: #FCFAF5; }
table.tbl td.r, table.tbl th.r { text-align: right; }
.tbl-wrap { overflow-x: auto; }
.row-flag { box-shadow: inset 3px 0 0 var(--gold); }
.row-bad  { box-shadow: inset 3px 0 0 var(--coral); }

.pill {
  display: inline-flex; align-items: center; gap: 5px; padding: 2px 8px;
  font-size: 10px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase;
  border: 1px solid; white-space: nowrap;
}
.p-aqua  { color: #06636D;      border-color: #B5DFE2; background: var(--aqua-pale); }
.p-green { color: #226B4F;      border-color: #BFDFD1; background: var(--green-pale); }
.p-amber { color: #8A6110;      border-color: #EBD8AA; background: var(--gold-pale); }
.p-red   { color: #8E3624;      border-color: #EEC8BD; background: var(--coral-pale); }
.p-grey  { color: var(--muted); border-color: var(--line); background: #F5F2EB; }
.p-sea   { color: #fff; border-color: var(--sea); background: var(--sea); }

.btn {
  border: 1px solid var(--sea); background: var(--sea); color: #fff;
  padding: 8px 14px; font-size: 11.5px; font-weight: 600; letter-spacing: .04em;
  transition: background .15s, border-color .15s;
}
.btn:hover { background: var(--sea-deep); border-color: var(--sea-deep); }
.btn.ghost { background: var(--paper); color: var(--sea); border-color: var(--line); }
.btn.ghost:hover { background: #FCFAF5; border-color: var(--sea); }
.btn.acc { background: var(--aqua); border-color: var(--aqua); }
.btn.acc:hover { background: var(--aqua-br); border-color: var(--aqua-br); }
.btn.go { background: var(--green); border-color: var(--green); }
.btn.go:hover { background: var(--green-br); border-color: var(--green-br); }
.btn.sm { padding: 5px 9px; font-size: 10.5px; }
.btn:disabled { opacity: .42; cursor: not-allowed; }

.field { margin-bottom: 12px; }
.field label { display: block; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 600; margin-bottom: 5px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); background: var(--paper); color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--aqua-pale); border-color: var(--aqua); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.hint { font-size: 11px; color: var(--muted); margin-top: 4px; line-height: 1.5; }

.note { background: var(--aqua-pale); border-left: 2px solid var(--aqua); padding: 11px 14px; font-size: 11.5px; color: #114A54; line-height: 1.6; }
.note.warn { background: var(--gold-pale); border-left-color: var(--gold); color: #6E4E0D; }
.note.good { background: var(--green-pale); border-left-color: var(--green); color: #226B4F; }
.note.bad  { background: var(--coral-pale); border-left-color: var(--coral); color: #8E3624; }
.note b { font-weight: 700; }

.empty { padding: 28px 16px; text-align: center; color: var(--muted-lt); font-size: 12px; }

/* ==========================================================================
   MODULE-SPECIFIC
   ========================================================================== */

/* --- island / office strip --- */
.geo { display: grid; grid-template-columns: repeat(auto-fit, minmax(166px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.geo-cell { background: var(--paper); padding: 14px 15px; }
.geo-cell .flagline { display: flex; align-items: center; gap: 7px; margin-bottom: 9px; }
.geo-cell .flagline b { font-size: 12px; font-weight: 600; }
.geo-cell .flagline i { font-style: normal; font-size: 10px; color: var(--muted-lt); margin-left: auto; }
.geo-row { display: flex; justify-content: space-between; font-size: 11.5px; padding: 2px 0; }
.geo-row span { color: var(--muted); }
.geo-row b { font-weight: 600; font-variant-numeric: tabular-nums; }

/* --- alerts --- */
.alerts { display: grid; }
.alert-item {
  display: flex; gap: 11px; padding: 11px 16px; border-bottom: 1px solid var(--line-soft);
  align-items: flex-start; text-align: left; background: none; border-left: 2px solid transparent; width: 100%;
}
.alert-item:last-child { border-bottom: 0; }
.alert-item.sev-hi { border-left-color: var(--coral); }
.alert-item.sev-md { border-left-color: var(--gold); }
.alert-item.sev-lo { border-left-color: var(--aqua); }
.alert-item:hover { background: #FCFAF5; }
.alert-ico { font-size: 14px; line-height: 1.2; }
.alert-item b { display: block; font-size: 12px; font-weight: 600; margin-bottom: 2px; }
.alert-item p { margin: 0; font-size: 11px; color: var(--muted); line-height: 1.5; }
.alert-go { font-size: 10px; color: var(--aqua); font-weight: 600; margin-top: 4px; display: inline-block; }

/* --- the conveyancing chain --- */
.chain { display: flex; gap: 0; overflow-x: auto; border: 1px solid var(--line); background: var(--paper); }
.chain-step {
  flex: 1 1 0; min-width: 128px; padding: 11px 13px 12px; border-right: 1px solid var(--line-soft);
  position: relative;
}
.chain-step:last-child { border-right: 0; }
.chain-step .cs-n {
  width: 20px; height: 20px; border-radius: 50%; display: grid; place-items: center;
  font-size: 10px; font-weight: 700; background: var(--sand-2); color: var(--muted); margin-bottom: 7px;
}
.chain-step b { display: block; font-size: 11.5px; font-weight: 600; line-height: 1.3; }
.chain-step small { display: block; font-size: 10px; color: var(--muted-lt); margin-top: 3px; line-height: 1.4; }
.chain-step.done { background: var(--green-pale); }
.chain-step.done .cs-n { background: var(--green); color: #fff; }
.chain-step.now { background: var(--aqua-pale); box-shadow: inset 0 -3px 0 var(--aqua); }
.chain-step.now .cs-n { background: var(--aqua); color: #fff; }
.chain-step.blocked { background: var(--coral-pale); }
.chain-step.blocked .cs-n { background: var(--coral); color: #fff; }

/* --- gate banner --- */
.gate {
  display: flex; gap: 11px; align-items: flex-start; padding: 12px 14px;
  border: 1px solid var(--line); background: var(--paper); border-left-width: 3px;
}
.gate.open { border-left-color: var(--green); }
.gate.shut { border-left-color: var(--coral); }
.gate-ico { font-size: 16px; line-height: 1.1; }
.gate b { display: block; font-size: 12.5px; margin-bottom: 2px; }
.gate p { margin: 0; font-size: 11.5px; color: var(--muted); line-height: 1.55; }

/* --- CDD checklist --- */
.cdd-row { display: flex; align-items: flex-start; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--line-soft); }
.cdd-row:last-child { border-bottom: 0; }
.cdd-box {
  width: 18px; height: 18px; flex: 0 0 18px; border: 1px solid var(--line); background: var(--paper);
  display: grid; place-items: center; font-size: 11px; color: transparent; margin-top: 1px;
}
.cdd-box.on { background: var(--green); border-color: var(--green); color: #fff; }
.cdd-main { flex: 1 1 auto; min-width: 0; }
.cdd-main b { display: block; font-size: 12px; font-weight: 600; }
.cdd-main span { display: block; font-size: 10.5px; color: var(--muted); line-height: 1.45; }

/* --- risk meter --- */
.risk { display: flex; gap: 3px; margin: 7px 0 5px; }
.risk i { flex: 1 1 0; height: 7px; background: var(--sand-2); }
.risk i.on-low  { background: var(--green); }
.risk i.on-std  { background: var(--gold); }
.risk i.on-high { background: var(--coral); }
.factor { display: inline-flex; align-items: center; gap: 5px; padding: 2px 7px; font-size: 10px; border: 1px solid var(--line); background: #FCFAF5; margin: 0 4px 4px 0; }
.factor b { font-weight: 700; color: var(--coral); }

/* --- money breakdown --- */
.brk { border: 1px solid var(--line); }
.brk-row { display: flex; justify-content: space-between; gap: 12px; padding: 8px 12px; border-bottom: 1px solid var(--line-soft); font-size: 12px; }
.brk-row:last-child { border-bottom: 0; }
.brk-row span { color: var(--muted); min-width: 0; }
.brk-row b { font-variant-numeric: tabular-nums; white-space: nowrap; }
.brk-row.tot { background: #FCFAF5; font-weight: 700; }
.brk-row.tot span { color: var(--ink); font-weight: 700; }
.brk-sub { font-size: 10.5px; color: var(--muted-lt); display: block; }

/* --- progress bars --- */
.ms-row { padding: 10px 0; border-bottom: 1px solid var(--line-soft); }
.ms-row:last-child { border-bottom: 0; }
.ms-top { display: flex; align-items: baseline; gap: 10px; margin-bottom: 6px; }
.ms-top b { font-size: 12.5px; font-weight: 600; flex: 1 1 auto; }
.ms-top span { font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }
.trk { height: 7px; background: var(--sand-2); position: relative; }
.trk i { position: absolute; left: 0; top: 0; bottom: 0; background: var(--aqua); }
.trk i.ok { background: var(--green); }
.trk i.late { background: var(--gold); }
.trk .plan { position: absolute; top: -3px; bottom: -3px; width: 2px; background: var(--ink); opacity: .5; }
.ms-foot { display: flex; gap: 12px; margin-top: 5px; font-size: 10.5px; color: var(--muted); }

/* --- feed --- */
.feed-item { display: flex; gap: 13px; padding: 13px 16px; border-bottom: 1px solid var(--line-soft); }
.feed-item:last-child { border-bottom: 0; }
.feed-stamp { flex: 0 0 52px; text-align: center; border: 1px solid var(--line); padding: 5px 2px; height: fit-content; background: #FCFAF5; }
.feed-stamp b { display: block; font-family: var(--serif); font-size: 16px; font-weight: 600; line-height: 1; }
.feed-stamp span { font-size: 8.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.feed-bd { min-width: 0; flex: 1 1 auto; }
.feed-bd h4 { margin: 0 0 3px; font-size: 12.5px; font-weight: 600; }
.feed-bd p { margin: 0 0 6px; font-size: 11.5px; color: var(--muted); line-height: 1.55; }
.feed-tags { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

/* --- kanban --- */
.kan { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; }
.kan-col { background: #FBF8F2; border: 1px solid var(--line-soft); }
.kan-hd { padding: 9px 11px; border-bottom: 1px solid var(--line-soft); display: flex; justify-content: space-between; align-items: center; }
.kan-hd b { font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.kan-hd span { font-size: 10px; font-weight: 700; background: var(--paper); border: 1px solid var(--line); padding: 0 6px; }
.kan-bd { padding: 9px; display: grid; gap: 8px; min-height: 60px; }
.tkt { background: var(--paper); border: 1px solid var(--line); padding: 9px 10px; text-align: left; width: 100%; }
.tkt:hover { border-color: var(--aqua); }
.tkt b { display: block; font-size: 11.5px; font-weight: 600; margin-bottom: 3px; }
.tkt p { margin: 0 0 6px; font-size: 10.5px; color: var(--muted); line-height: 1.45; }
.tkt-foot { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }

/* --- unit stack --- */
.stack-legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 10.5px; color: var(--muted); }
.stack-legend i { width: 10px; height: 10px; display: inline-block; margin-right: 5px; border: 1px solid rgba(0,0,0,.14); vertical-align: -1px; }
.floor-row { display: flex; align-items: stretch; gap: 6px; margin-bottom: 5px; }
.floor-tag { flex: 0 0 58px; display: flex; align-items: center; justify-content: flex-end; font-size: 10px; font-weight: 600; color: var(--muted); letter-spacing: .05em; padding-right: 4px; }
.floor-units { display: flex; gap: 5px; flex-wrap: wrap; flex: 1 1 auto; }
.u-cell { width: 70px; padding: 6px 4px; border: 1px solid; text-align: center; font-size: 10px; line-height: 1.3; transition: transform .12s, box-shadow .12s; background: var(--paper); }
.u-cell:hover { transform: translateY(-2px); box-shadow: var(--shadow); z-index: 2; position: relative; }
.u-cell b { display: block; font-weight: 700; font-size: 10.5px; }
.u-cell small { font-size: 8.5px; opacity: .82; display: block; }
.u-available { border-color: #BFDFD1; background: var(--green-pale); color: #226B4F; }
.u-reserved  { border-color: #EBD8AA; background: var(--gold-pale); color: #8A6110; }
.u-contract  { border-color: #B5DFE2; background: var(--aqua-pale); color: #06636D; }
.u-sold      { border-color: var(--sea); background: var(--sea); color: #fff; }
.u-cell:disabled { cursor: default; }

/* --- owner portal --- */
.pt-hero {
  background: linear-gradient(150deg, var(--sea-deep), var(--sea-950)); color: #fff;
  padding: 22px 24px; display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 20px; align-items: center;
}
.pt-hero .eyebrow { color: rgba(255,255,255,.5); }
.pt-hero h3 { font-family: var(--serif); font-size: 24px; font-weight: 400; margin: 6px 0 4px; letter-spacing: -.015em; }
.pt-hero p { margin: 0; font-size: 12px; color: rgba(255,255,255,.68); }
.pt-hero-num { text-align: right; }
.pt-hero-num b { display: block; font-family: var(--serif); font-size: 27px; font-weight: 400; }
.pt-hero-num span { font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.5); }
.pay-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(132px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.pay-strip div { background: var(--paper); padding: 12px 14px; }
.pay-strip b { display: block; font-family: var(--serif); font-size: 18px; font-weight: 600; margin-bottom: 2px; }
.doc-row { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--line-soft); font-size: 12px; }
.doc-row:last-child { border-bottom: 0; }
.doc-row .doc-ico { font-size: 14px; }
.doc-row b { flex: 1 1 auto; font-weight: 500; }

/* --- ledger --- */
.led-row { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--line-soft); font-size: 12px; }
.led-row:last-child { border-bottom: 0; }
.led-row .led-main { flex: 1 1 auto; min-width: 0; }
.led-row .led-main b { display: block; font-size: 12px; font-weight: 600; }
.led-row .led-main span { font-size: 10.5px; color: var(--muted); }
.led-amt { font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }

/* --- s-curve --- */
.svg-wrap { width: 100%; overflow-x: auto; }
.svg-wrap svg { display: block; min-width: 460px; width: 100%; height: auto; }

/* ==========================================================================
   DRAWER + TOAST
   ========================================================================== */
#scrim { position: fixed; inset: 0; background: rgba(3,32,42,.52); z-index: 180; opacity: 0; pointer-events: none; transition: opacity .2s; }
#scrim.on { opacity: 1; pointer-events: auto; }
#drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(500px, 100%);
  background: var(--sand); z-index: 190; box-shadow: var(--shadow-lg);
  transform: translateX(100%); transition: transform .26s cubic-bezier(.4,0,.2,1);
  display: flex; flex-direction: column;
}
#drawer.on { transform: translateX(0); }
.dr-hd { padding: 16px 20px; background: var(--sea-deep); color: #fff; display: flex; align-items: flex-start; gap: 14px; }
.dr-hd .eyebrow { color: rgba(255,255,255,.5); }
.dr-hd h3 { font-family: var(--serif); font-size: 17px; font-weight: 400; margin: 4px 0 0; }
.dr-hd p { margin: 3px 0 0; font-size: 11.5px; color: rgba(255,255,255,.64); }
.dr-x { background: none; border: 1px solid rgba(255,255,255,.28); color: #fff; width: 28px; height: 28px; flex: 0 0 28px; font-size: 15px; line-height: 1; }
.dr-bd { padding: 18px 20px; overflow-y: auto; flex: 1 1 auto; }
.dr-ft { padding: 14px 20px; border-top: 1px solid var(--line); background: var(--paper); display: flex; gap: 9px; justify-content: flex-end; flex-wrap: wrap; }

#toasts { position: fixed; bottom: 18px; right: 18px; z-index: 300; display: grid; gap: 9px; width: min(340px, calc(100vw - 36px)); }
.toast { background: var(--sea-deep); color: #fff; padding: 12px 14px; box-shadow: var(--shadow-lg); border-left: 3px solid var(--aqua); animation: tin .24s ease-out; }
.toast.ok { border-left-color: var(--green-br); }
.toast.warn { border-left-color: var(--gold); }
.toast.bad { border-left-color: var(--coral); }
.toast b { display: block; font-size: 12px; font-weight: 600; margin-bottom: 2px; }
.toast p { margin: 0; font-size: 11px; color: rgba(255,255,255,.74); line-height: 1.5; }
@keyframes tin { from { opacity: 0; transform: translateX(22px); } to { opacity: 1; transform: none; } }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1080px) {
  .split { grid-template-columns: minmax(0, 1fr); }
}

/* MOBILE SHELL — the rail becomes a slim sticky header with a scrolling chip
   strip. Switching seat IS the demo, so several seats stay visible at once. */
@media (max-width: 860px) {
  #shell.live { grid-template-columns: minmax(0, 1fr); }

  #rail { position: sticky; top: 0; z-index: 80; height: auto; padding: 0; box-shadow: 0 2px 10px rgba(3,32,42,.3); }
  #rail::after {
    content: ""; position: absolute; right: 0; bottom: 8px; width: 30px; height: 38px;
    background: linear-gradient(90deg, rgba(3,32,42,0), var(--sea-950)); pointer-events: none;
  }
  .brand { padding: 9px 14px 8px; gap: 9px; border-bottom: 0; }
  .brand-mark { width: 28px; height: 28px; flex: 0 0 28px; font-size: 9.5px; }
  .brand-txt strong { font-size: 11.5px; }
  .brand-txt span { font-size: 7.5px; }
  .rail-label, .rail-foot { display: none; }

  #rail .seat-list {
    display: flex; gap: 6px; overflow-x: auto; padding: 0 14px 8px;
    scroll-snap-type: x proximity; -webkit-overflow-scrolling: touch; scrollbar-width: none;
  }
  #rail .seat-list::-webkit-scrollbar { display: none; }
  .seat-btn {
    width: auto; flex: 0 0 auto; scroll-snap-align: start;
    padding: 5px 10px 5px 6px; gap: 6px;
    border: 1px solid rgba(255,255,255,.16); border-left-width: 1px; background: rgba(255,255,255,.04);
  }
  .seat-btn.on { background: var(--aqua); border-color: var(--aqua); }
  .seat-btn.on .seat-ico { background: rgba(255,255,255,.22); }
  .seat-ico { width: 19px; height: 19px; flex: 0 0 19px; font-size: 9.5px; }
  .seat-btn b { font-size: 11.5px; white-space: nowrap; }
  .seat-btn small { display: none; }
  .s-full { display: none; }
  .s-short { display: inline; }

  #topbar { position: static; padding: 12px 14px 11px; gap: 10px; }
  .tb-title { flex: 1 1 100%; }
  .tb-title h2 { font-size: 16.5px; }
  .tb-title p { font-size: 11px; }
  .tb-tools { width: 100%; gap: 7px; }
  #tbWho { flex: 1 1 100%; margin: 0 0 2px; }

  #board { padding: 14px 14px 54px; }
  .svg-wrap svg { min-width: 0; }

  .kpi { padding: 11px 13px; }
  .kpi b { font-size: 21px; }
  .kpi .eyebrow { font-size: 9px; letter-spacing: .1em; }
  .kpi .kpi-sub { font-size: 10.5px; }
  .grid { gap: 10px; }
  .split, .stack { gap: 12px; }
  /* margin only — .sec-gap is also used on .pay-strip, whose 1px gap IS its
     hairline divider and must not be widened into a grey band */
  .sec-gap { margin-top: 12px; }
  .card-bd { padding: 13px; }
  .card-hd { padding: 11px 13px; }
  .chain-step { min-width: 118px; }
}

@media (max-width: 560px) {
  .pt-hero { grid-template-columns: minmax(0, 1fr); padding: 18px 16px; }
  .pt-hero h3 { font-size: 20px; }
  .pt-hero-num { text-align: left; }
  .field-row { grid-template-columns: minmax(0, 1fr); }
  .cover-meta { grid-template-columns: 1fr 1fr; }
  #cover { padding: 28px 18px; }
  .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dr-hd { padding: 13px 16px; }
  .dr-bd { padding: 15px 16px; }
  .dr-ft { padding: 12px 16px; }
  .dr-ft .btn { flex: 1 1 auto; text-align: center; }
  .floor-tag { flex: 0 0 36px; font-size: 9px; }
  .u-cell { width: 62px; }
  #toasts { right: 10px; left: 10px; bottom: 10px; width: auto; }
}

@media print {
  #rail, #topbar, #cover, #toasts { display: none !important; }
}