:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --panel-alt: #edf3ff;
  --primary: #3559e0;
  --primary-dark: #213f9a;
  --green: #28b463;
  --orange: #f39c12;
  --purple: #8e44ad;
  --text: #1f2937;
  --muted: #6b7280;
  --line: #e5e7eb;
  --danger: #ef4444;
  --shadow: 0 18px 40px rgba(82, 90, 120, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

button,
input,
select {
  font: inherit;
}

.layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

.sidebar {
  padding: 24px 18px;
  background: #101827;
  color: white;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 36px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #5ea5ff, #4f46e5);
  font-weight: 800;
}

.brand h1 {
  margin: 0;
  font-size: 1.2rem;
}

.brand p {
  margin: 4px 0 0;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.7);
}

.nav {
  display: grid;
  gap: 8px;
}

.nav a {
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 10px;
  transition: 0.2s ease;
}

.nav a.active,
.nav a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: white;
}

.content {
  padding: 28px;
}

.topbar,
.panel-header,
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.eyebrow {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.topbar h2,
.panel-header h3 {
  margin: 6px 0 0;
}

.primary-btn {
  border: none;
  background: var(--primary);
  color: white;
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 600;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 22px;
}

.metric-card,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.metric-card {
  padding: 20px 18px;
}

.metric-card span {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
}

.metric-card strong {
  display: block;
  font-size: 2rem;
  margin: 12px 0 6px;
}

.metric-card small {
  color: var(--muted);
}

.accent-blue { background: linear-gradient(180deg, rgba(53, 89, 224, 0.08), #fff); }
.accent-green { background: linear-gradient(180deg, rgba(40, 180, 99, 0.08), #fff); }
.accent-orange { background: linear-gradient(180deg, rgba(243, 156, 18, 0.08), #fff); }
.accent-purple { background: linear-gradient(180deg, rgba(142, 68, 173, 0.08), #fff); }

.cards-row {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 16px;
  margin-top: 24px;
}

.panel {
  padding: 18px 20px;
}

.breakdown-list {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.marketplace-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}

.marketplace-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

.marketplace-badge {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  display: inline-block;
}

.status-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  display: grid;
  gap: 14px;
}

.status-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 8px;
}

.dot-green { background: var(--green); }
.dot-amber { background: var(--orange); }
.dot-blue { background: var(--primary); }

.table-panel {
  margin-top: 24px;
}

.filters {
  display: flex;
  gap: 10px;
}

select,
input {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 10px;
  padding: 10px 12px;
  color: var(--text);
}

.table-wrap {
  overflow-x: auto;
  margin-top: 18px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th,
td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.status-pill {
  display: inline-flex;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.75rem;
  font-weight: 700;
}

.status-sold {
  background: rgba(40, 180, 99, 0.12);
  color: #178a4b;
}

.status-pending {
  background: rgba(243, 156, 18, 0.12);
  color: #b86d00;
}

[hidden] {
  display: none !important;
}

dialog {
  border: none;
  padding: 0;
  border-radius: 18px;
  box-shadow: 0 30px 60px rgba(15, 23, 42, 0.25);
}

.key-form {
  width: min(420px, calc(100vw - 32px));
  padding: 12px 18px 18px;
  background: white;
}

.dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.close-btn {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 10px;
  background: #f3f4f6;
  cursor: pointer;
  font-size: 1.2rem;
}

.key-form label {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 0.85rem;
}

.dialog-actions {
  margin-top: 8px;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    padding-bottom: 12px;
  }

  .summary-grid,
  .cards-row {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .content {
    padding: 20px 14px 36px;
  }

  .summary-grid,
  .cards-row {
    grid-template-columns: 1fr;
  }

  .toolbar,
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ---------- Auth, ledger and dialog additions ---------- */

.muted {
  color: var(--muted);
  font-weight: 400;
  font-size: 0.85rem;
}

.sidebar {
  display: flex;
  flex-direction: column;
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.85rem;
}

.sidebar-footer .link-btn {
  color: white;
}

.link-btn {
  border: none;
  background: none;
  color: var(--primary);
  cursor: pointer;
  padding: 0 4px;
  font-size: 0.85rem;
}

.secondary-btn {
  border: 1px solid var(--line);
  background: white;
  color: var(--text);
  border-radius: 10px;
  padding: 7px 12px;
  cursor: pointer;
  font-size: 0.85rem;
  white-space: nowrap;
}

.secondary-btn:disabled {
  opacity: 0.5;
  cursor: default;
}

.badge-1 { background: #3559e0; }
.badge-2 { background: #28b463; }
.badge-3 { background: #f39c12; }
.badge-4 { background: #8e44ad; }
.badge-5 { background: #0ea5e9; }

.status-available {
  background: rgba(53, 89, 224, 0.12);
  color: var(--primary-dark);
}

.status-reserved {
  background: rgba(243, 156, 18, 0.12);
  color: #b86d00;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.85rem;
}

.pagination div {
  display: flex;
  gap: 8px;
}

textarea {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  font-family: ui-monospace, Consolas, monospace;
  font-size: 0.85rem;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-error {
  color: var(--danger);
  font-size: 0.85rem;
  margin: 0 0 8px;
}

.revealed-code {
  display: block;
  padding: 14px;
  border-radius: 10px;
  background: var(--panel-alt);
  font-size: 1.05rem;
  word-break: break-all;
  user-select: all;
}

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 16px;
}

.login-card {
  width: min(360px, 100%);
  padding: 28px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.login-card .brand p {
  color: var(--muted);
}

.login-card label {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.85rem;
}

.login-card .primary-btn {
  width: 100%;
}

/* ---------- Key Ledger ---------- */

a.primary-btn {
  text-decoration: none;
  display: inline-block;
}

.ledger-page .layout {
  grid-template-columns: 200px minmax(0, 1fr);
}

.ledger-content {
  padding: 18px 20px 12px;
  min-width: 0;
}

.ledger-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.ledger-toolbar .filters {
  flex-wrap: wrap;
  align-items: center;
}

.ledger-toolbar select,
.ledger-toolbar input {
  padding: 8px 10px;
}

#dateRange {
  display: inline-flex;
  gap: 6px;
}

.find-form {
  display: flex;
  gap: 6px;
}

.find-form input {
  width: 190px;
  font-family: ui-monospace, Consolas, monospace;
}

.ledger-status {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 12px 0 8px;
  font-size: 0.85rem;
  color: var(--muted);
}

.save-state {
  color: #178a4b;
  font-weight: 600;
}

.save-state.saving {
  color: var(--muted);
}

.save-state.warning {
  color: #b86d00;
}

.problem-list {
  margin: 0 0 8px;
  padding: 8px 12px;
  list-style: none;
  background: #fff4d6;
  border: 1px solid #f3d58a;
  border-radius: 10px;
  font-size: 0.82rem;
  max-height: 120px;
  overflow-y: auto;
}

.problem-list li {
  padding: 2px 0;
}

.ledger-grid {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.ledger-page {
  overflow-x: hidden;
}

.ledger-grid .jexcel_content {
  width: 100% !important;
  max-width: 100%;
  overflow: auto;
}

.ledger-grid .jexcel > thead > tr > td {
  white-space: normal;
  line-height: 1.15;
  font-size: 0.78rem;
  padding: 4px;
}

.ledger-grid .jexcel .jexcel_column_filter {
  cursor: pointer;
  font-size: 0.75rem;
}

.ledger-grid .jexcel > thead > tr > td {
  cursor: default;
}

.ledger-grid .jexcel > tbody > tr > td {
  font-size: 0.82rem;
  white-space: nowrap;
}

.ledger-hint {
  margin: 8px 0 0;
  font-size: 0.78rem;
  color: var(--muted);
}

@media (max-width: 960px) {
  .ledger-page .layout {
    grid-template-columns: 1fr;
  }
}

/* ---------- Sync panel ---------- */

.dot-red { background: var(--danger); }

.secondary-btn:disabled {
  cursor: default;
}

.sync-error {
  margin: 12px 0 0;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(239, 68, 68, 0.08);
  color: #b91c1c;
  font-size: 0.85rem;
}

.issue-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  max-height: 360px;
  overflow-y: auto;
}

.issue-list li {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.88rem;
}

.filter-count {
  margin-left: 10px;
  color: var(--primary-dark);
  font-weight: 600;
}