:root {
  --ink: #0b2e3a;
  --vault: #145c6b;
  --slip: #d7ebe3;
  --paper: #e8f4ee;
  --stamp: #c23b22;
  --amber: #e6b84c;
  --carbon: #1a2428;
  --muted: #5b6d72;
  --line: rgba(11, 46, 58, 0.16);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bot: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body.ledger {
  margin: 0;
  min-height: 100dvh;
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(230, 184, 76, 0.14), transparent 55%),
    linear-gradient(180deg, #0b2e3a 0%, #123f4c 42%, #0b2e3a 100%);
  color: var(--carbon);
  font-family: K2D, "IBM Plex Sans Thai", sans-serif;
  -webkit-tap-highlight-color: transparent;
}
.mono { font-family: "IBM Plex Mono", ui-monospace, monospace; letter-spacing: 0.02em; }

.mast {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: calc(14px + var(--safe-top)) 18px 12px;
  color: var(--slip);
}
.mast-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.mast-logo {
  width: 36px;
  height: 36px;
  object-fit: cover;
  border: 1px solid var(--amber);
  box-shadow: 0 0 12px rgba(194, 59, 34, 0.45);
  flex: 0 0 36px;
}
.mast-mark {
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  font-size: 13px;
}
.mast-sub { opacity: 0.72; font-size: 14px; }
.mast-count { margin-left: auto; font-size: 13px; opacity: 0.7; }
.mast-out {
  color: var(--amber);
  text-decoration: none;
  font-size: 13px;
}

.toolbar {
  margin: 0 12px 12px;
  padding: 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}
.search {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--vault);
  font-weight: 600;
}
.search input {
  flex: 1;
  min-width: 0;
  font-size: 16px;
  border: 0;
  border-bottom: 2px solid var(--ink);
  background: transparent;
  padding: 8px 0;
  outline: none;
  font-family: inherit;
}
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.chip {
  border: 1px dashed var(--vault);
  background: transparent;
  color: var(--ink);
  font: 600 12px/1 K2D, sans-serif;
  padding: 8px 10px;
  min-height: 36px;
  cursor: pointer;
}
.chip.on { background: var(--ink); color: var(--slip); border-style: solid; }

.stamp {
  display: inline-block;
  padding: 2px 7px;
  border: 1.5px solid currentColor;
  transform: rotate(-6deg);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.08em;
}
.b-SCB { color: #4b2e83; }
.b-KBank, .b-Kbank { color: #0a7a3e; }
.b-KTB { color: #1c4ea3; }
.b-GSB { color: #c45c12; }
.b-TTB, .b-ttb { color: #0b6e6e; }
.b-UOB { color: #1f4f8a; }
.b-CLICX { color: var(--stamp); }

.table-wrap {
  margin: 0 12px 24px;
  overflow: auto;
  background: var(--paper);
  border: 1px solid var(--line);
  max-height: calc(100dvh - 220px);
}
.ledger-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.ledger-table th {
  position: sticky;
  top: 0;
  background: #cfe3da;
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 12px;
  color: var(--vault);
}
.ledger-table td {
  padding: 11px 12px;
  border-top: 1px solid var(--line);
  vertical-align: middle;
}
.ledger-table tbody tr { cursor: pointer; }
.ledger-table tbody tr:hover { background: rgba(230, 184, 76, 0.16); }
.tail { color: var(--vault); }
.muted { color: var(--muted); }
.empty { text-align: center; padding: 28px; color: var(--muted); }

.card-list { padding: 0 12px 28px; display: grid; gap: 8px; }
.slip {
  text-align: left;
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 12px 14px 12px 16px;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto auto;
  column-gap: 12px;
  row-gap: 2px;
  min-height: 64px;
  cursor: pointer;
  font: inherit;
  color: inherit;
  border-left: 5px solid var(--amber);
}
.slip .stamp { grid-row: 1 / span 3; align-self: center; }
.slip strong { font-size: 16px; }
.slip em { font-style: normal; color: var(--vault); }
.slip-meta { grid-column: 2; font-size: 12px; color: var(--muted); }

.sheet-back {
  position: fixed;
  inset: 0;
  background: rgba(8, 22, 28, 0.55);
  z-index: 40;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.sheet {
  width: min(720px, 100%);
  max-height: 92dvh;
  background: var(--paper);
  border-top: 3px dashed var(--ink);
  display: flex;
  flex-direction: column;
  box-shadow: 0 -20px 50px rgba(0, 0, 0, 0.28);
}
.sheet-handle {
  width: 46px;
  height: 4px;
  background: var(--vault);
  opacity: 0.35;
  border-radius: 2px;
  margin: 8px auto 0;
}
.sheet-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 16px 12px;
  align-items: flex-start;
}
.sheet-kicker { font-size: 12px; color: var(--vault); letter-spacing: 0.06em; }
.sheet-head h2 { margin: 2px 0 0; font-size: 22px; font-weight: 700; }
.sheet-body {
  overflow: auto;
  padding: 0 16px calc(88px + var(--safe-bot));
  display: grid;
  gap: 18px;
}
.sheet-body section h3 {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--vault);
  border-bottom: 1px solid var(--line);
  padding-bottom: 4px;
}
.sheet-body label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}
.sheet-body input,
.sheet-body textarea,
.sheet-body select {
  display: block;
  width: 100%;
  margin-top: 3px;
  font: 16px/1.4 K2D, sans-serif;
  padding: 8px 0;
  border: 0;
  border-bottom: 1px solid var(--ink);
  background: transparent;
  color: var(--carbon);
}
.sheet-body input:disabled,
.sheet-body textarea:disabled {
  opacity: 0.92;
  border-bottom-style: dotted;
}
.secret span { display: flex; gap: 8px; align-items: center; }
.secret input { flex: 1; }
.eye {
  border: 1px solid var(--vault);
  background: transparent;
  color: var(--vault);
  font: 600 12px K2D, sans-serif;
  padding: 6px 8px;
  min-height: 36px;
  cursor: pointer;
}
.sheet-bar {
  position: sticky;
  bottom: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 16px calc(10px + var(--safe-bot));
  background: linear-gradient(180deg, transparent, var(--paper) 30%);
  margin: 0 -16px -88px;
}
.sheet-bar .btn-ghost,
.sheet-bar .btn-stamp {
  flex: 1 1 30%;
  min-width: 96px;
}
.btn-stamp,
.btn-ghost {
  flex: 1;
  min-height: 48px;
  font: 700 16px K2D, sans-serif;
  cursor: pointer;
}
.btn-stamp {
  background: var(--stamp);
  color: #fff8ee;
  border: 0;
  box-shadow: 2px 3px 0 var(--ink);
}
.btn-stamp:disabled { opacity: 0.55; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--ink);
  color: var(--ink);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(18px + var(--safe-bot));
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--slip);
  padding: 10px 14px;
  z-index: 60;
  font-size: 14px;
}

.gate {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px 16px calc(24px + var(--safe-bot));
}
.gate-card {
  width: min(420px, 100%);
  background: var(--paper);
  padding: 28px 22px 24px;
  border-top: 8px solid var(--amber);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}
.gate-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 4px;
}
.gate-logo {
  width: 112px;
  height: 112px;
  object-fit: cover;
  border: 2px solid var(--amber);
  box-shadow: 0 8px 22px rgba(194, 59, 34, 0.38);
  flex: 0 0 112px;
}
.gate-mark {
  font-weight: 700;
  letter-spacing: 0.22em;
  font-size: 12px;
  color: var(--vault);
}
.gate-kicker { margin: 6px 0 0; color: var(--muted); font-size: 13px; }
.gate-card h1 { margin: 10px 0 6px; font-size: 26px; }
.gate-lead { margin: 0 0 18px; color: var(--muted); }
.otp-one {
  width: 100%;
  text-align: center;
  font-size: 28px;
  letter-spacing: 0.4em;
  padding: 12px 0 10px;
  border: 0;
  border-bottom: 2px solid var(--ink);
  background: transparent;
  margin-bottom: 16px;
}
.gate-err { color: var(--stamp); margin-bottom: 10px; font-size: 14px; }
.gate-pwa {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}
@media (display-mode: standalone) {
  .gate-pwa { display: none; }
}
.desk-err { margin: 0 12px 10px; color: #ffd7cf; }

@media (min-width: 820px) {
  .sheet-back { align-items: center; padding: 24px; }
  .sheet {
    max-height: 86vh;
    border: 1px solid var(--ink);
    border-top: 3px dashed var(--ink);
  }
  .sheet-body {
    grid-template-columns: 1fr 1fr;
  }
  .sheet-body section:last-of-type,
  .sheet-bar { grid-column: 1 / -1; }
}