/* DualNet APK portal
   Built for two screens: a transport office desktop and a Honeywell CK65
   handheld at 480x800. No web fonts, so it renders the same on a depot LAN
   with no internet route. */

:root {
  --ink:    #14181c;
  --steel:  #5c6772;
  --paper:  #e7eaec;
  --card:   #ffffff;
  --edge:   #c9d1d5;
  --go:     #0f5f3f;
  --go-dk:  #0a4630;
  --hazard: #f0a202;
  --stop:   #9a1f1f;

  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
}

a { color: var(--go-dk); }

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--hazard);
  outline-offset: 2px;
}

/* ------------------------------------------------------------- masthead */

.masthead {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 20px;
  background: var(--ink);
  color: var(--paper);
}

.masthead-mark {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  padding: 4px 7px;
  border: 1px solid var(--steel);
  color: var(--hazard);
}

.masthead-name {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.masthead-nav {
  margin-left: auto;
  display: flex;
  gap: 4px;
}

.masthead-nav a {
  display: block;
  padding: 8px 12px;
  min-height: 40px;
  color: var(--paper);
  text-decoration: none;
  font-size: 14px;
  border-bottom: 2px solid transparent;
}

.masthead-nav a:hover { border-bottom-color: var(--steel); }
.masthead-nav a.on    { border-bottom-color: var(--hazard); }

/* ----------------------------------------------------------------- sheet */

.sheet {
  max-width: 780px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.colophon {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 16px 32px;
  color: var(--steel);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ------------------------------------------------- build plate (signature) */

.plate {
  background: var(--card);
  border: 1px solid var(--edge);
  border-left: 6px solid var(--ink);
  padding: 24px 20px 28px;
}

.plate-eyebrow {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--steel);
}

.plate-version {
  margin: 2px 0 18px;
  font-family: var(--mono);
  font-size: 46px;
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.02em;
  word-break: break-all;
}

.plate-specs {
  margin: 0 0 20px;
  padding: 14px 0;
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
  display: grid;
  gap: 10px;
}

.plate-specs > div {
  display: flex;
  gap: 12px;
  align-items: baseline;
}

.plate-specs dt {
  flex: 0 0 92px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
}

.plate-specs dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 14px;
  word-break: break-all;
}

.plate-notes {
  margin: 0 0 20px;
  font-size: 15px;
  color: var(--ink);
}

/* --------------------------------------------------------------- actions */

.action {
  display: block;
  width: 100%;
  min-height: 58px;
  padding: 16px 20px;
  border: 0;
  background: var(--go);
  color: #ffffff;
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.action:hover  { background: var(--go-dk); }
.action:active { background: var(--ink); }

.action-small {
  display: inline-block;
  width: auto;
  min-height: 44px;
  padding: 10px 16px;
  font-size: 15px;
  white-space: nowrap;
}

.hint {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--steel);
}

.aside {
  margin: 20px 0 0;
  font-size: 15px;
  color: var(--steel);
}

/* -------------------------------------------------------------- warning */

.warning {
  background: var(--card);
  border: 1px solid var(--edge);
  border-top: 0;
  padding: 20px;
  margin-bottom: 24px;
  position: relative;
}

.warning::before {
  content: "";
  display: block;
  height: 10px;
  margin: -20px -20px 16px;
  background: repeating-linear-gradient(
    45deg,
    var(--hazard) 0 12px,
    var(--ink) 12px 24px
  );
}

.warning-head {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
}

.warning p {
  margin: 0 0 10px;
  font-size: 15px;
}

.warning p:last-child { margin-bottom: 0; }

/* --------------------------------------------------------------- ledger */

.ledger {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  background: var(--card);
  border: 1px solid var(--edge);
  font-size: 15px;
}

.ledger thead th {
  text-align: left;
  padding: 10px 12px;
  background: var(--ink);
  color: var(--paper);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}

.ledger td {
  padding: 12px;
  border-top: 1px solid var(--edge);
  vertical-align: middle;
}

.ledger tr.is-current td { background: #f4f7f5; }

.cell-version {
  font-family: var(--mono);
  font-size: 14px;
  white-space: nowrap;
}

.cell-num   { font-family: var(--mono); font-size: 14px; white-space: nowrap; }
.cell-notes { color: var(--steel); min-width: 160px; }
.cell-get   { text-align: right; }

.tag {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 6px;
  background: var(--go);
  color: #ffffff;
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  vertical-align: middle;
}

/* ---------------------------------------------------------------- panels */

.panel {
  background: var(--card);
  border: 1px solid var(--edge);
  border-left: 6px solid var(--steel);
  padding: 24px 20px;
  margin-bottom: 24px;
}

.panel-head {
  margin: 0 0 6px;
  font-size: 22px;
  font-weight: 700;
}

.panel-head-small { font-size: 17px; margin-bottom: 14px; }

.panel-sub {
  margin: 0 0 22px;
  color: var(--steel);
  font-size: 15px;
}

/* ------------------------------------------------------------------ form */

.field { display: block; margin-bottom: 20px; }

.field-label {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
}

.field-opt {
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: none;
}

.field input,
.field textarea {
  display: block;
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--edge);
  border-radius: 0;
  background: #fbfcfc;
  font-family: var(--mono);
  font-size: 15px;
  color: var(--ink);
}

.field input:focus,
.field textarea:focus {
  border-color: var(--ink);
  background: #ffffff;
}

.field-help {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--steel);
}

.field-narrow input { max-width: 220px; }

.check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  font-size: 15px;
}

.check input {
  width: 20px;
  height: 20px;
  margin: 0;
}

/* ----------------------------------------------------------------- notes */

.note {
  padding: 14px 16px;
  margin-bottom: 20px;
  border-left: 6px solid var(--steel);
  background: var(--card);
  font-size: 15px;
}

.note-good { border-left-color: var(--go);  }
.note-bad  { border-left-color: var(--stop); }

/* ----------------------------------------------------------------- empty */

.empty {
  background: var(--card);
  border: 1px dashed var(--edge);
  padding: 40px 20px;
  text-align: center;
}

.empty-line { margin: 0 0 6px; font-size: 18px; font-weight: 600; }
.empty-sub  { margin: 0; color: var(--steel); font-size: 15px; }

/* ------------------------------------------------------------ small screen */

@media (max-width: 560px) {
  .sheet { padding: 16px 12px 40px; }
  .plate, .panel, .warning { padding-left: 16px; padding-right: 16px; }
  .warning::before { margin-left: -16px; margin-right: -16px; }
  .plate-version { font-size: 38px; }
  .plate-specs dt { flex-basis: 80px; }
  .masthead { padding: 10px 12px; }
  .masthead-nav { margin-left: 0; width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* ---------------------------------------------------------- auth + admin */

.whoami {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding: 10px 14px;
  background: var(--card);
  border: 1px solid var(--edge);
  border-left: 6px solid var(--ink);
  font-size: 14px;
  color: var(--steel);
}

.whoami strong { color: var(--ink); }
.whoami a { margin-left: auto; font-weight: 600; }

.panel-login { border-left-color: var(--ink); max-width: 420px; }

.confirm {
  background: var(--card);
  border: 1px solid var(--edge);
  border-left: 6px solid var(--stop);
  padding: 18px 20px;
  margin-bottom: 24px;
}

.confirm-head {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--stop);
}

.confirm p { margin: 0 0 14px; font-size: 15px; }

.confirm-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.action-danger { background: var(--stop); }
.action-danger:hover { background: #7a1818; }

.btn-quiet {
  font-size: 15px;
  font-weight: 600;
  color: var(--steel);
  text-decoration: none;
}
.btn-quiet:hover { text-decoration: underline; }

.inline { display: inline; margin: 0; }

.btn-link-danger {
  border: 0;
  background: none;
  padding: 8px 4px;
  min-height: 44px;
  color: var(--stop);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}
.btn-link-danger:hover { color: #7a1818; }

.masthead-sep {
  width: 1px;
  height: 20px;
  margin: 0 2px;
  align-self: center;
  background: var(--steel);
}

.whoami { justify-content: flex-start; }

@media (max-width: 560px) {
  .masthead-sep { display: none; }
}

.field textarea {
  min-height: 120px;
  line-height: 1.5;
  resize: vertical;
  font-family: var(--sans);
}

/* -------------------------------------------------------- status badges */

.badge {
  display: inline-block;
  padding: 3px 8px;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  border: 1px solid transparent;
}

.badge-stable    { background: var(--go);     color: #ffffff; }
.badge-beta      { background: var(--hazard); color: var(--ink); }
.badge-defective { background: #e7e2e2; color: var(--stop); border-color: var(--stop); }

.status-form {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 0;
}

.status-form select {
  min-height: 40px;
  padding: 6px 8px;
  border: 1px solid var(--edge);
  background: #fbfcfc;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--ink);
}

.btn-update {
  min-height: 40px;
  padding: 6px 14px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #ffffff;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.btn-update:hover { background: #000000; }

/* Beta warning banner uses the hazard stripe already on .warning::before,
   but tint the body edge amber to match the channel. */
.warning-beta { border-left: 6px solid var(--hazard); }

.ledger tr.is-defective td { background: #faf7f7; color: var(--steel); }
.ledger tr.is-defective .cell-version { color: var(--ink); }