:root {
  --ink: #221f1a;
  --ink-muted: #716a5c;
  --ink-faint: #a9a190;
  --paper: #f5f2ec;
  --surface: #ffffff;
  --border: #e4dfd2;
  --accent-700: #a8391f;
  --accent-600: #c24726;
  --accent-500: #d9622f;
  --accent-100: #fbe7dd;
  --accent-050: #fdf3ee;
  --pending-bg: #fcefd0; --pending-ink: #8a5e10;
  --confirm-bg: #dceafb; --confirm-ink: #1d4e89;
  --complete-bg: #def2de; --complete-ink: #276b34;
  --cancel-bg: #fbdfdc; --cancel-ink: #a32f22;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, "Liberation Mono", monospace;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font); background: var(--paper); color: var(--ink); font-size: 14px; line-height: 1.5; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }

.shell { display: flex; min-height: 100vh; }

.sidebar { width: 210px; flex-shrink: 0; background: #23201b; padding: 18px 12px; display: flex; flex-direction: column; gap: 3px; }
.sidebar .brand { display: flex; align-items: center; gap: 9px; padding: 6px 10px 20px; }
.sidebar .brand .mark { width: 28px; height: 28px; border-radius: 8px; background: linear-gradient(135deg, var(--accent-700), var(--accent-500)); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 13px; flex-shrink: 0; }
.sidebar .brand span { color: #efeae0; font-weight: 800; font-size: 15px; }
.sidebar .nav-item { display: flex; align-items: center; gap: 10px; padding: 10px 11px; border-radius: 8px; font-weight: 600; font-size: 13px; color: #b5ad9c; }
.sidebar .nav-item:hover { background: rgba(255,255,255,.06); color: #fff; }
.sidebar .nav-item.on { background: rgba(255,255,255,.1); color: #fff; }
.sidebar .nav-item svg { width: 16px; height: 16px; stroke: currentColor; flex-shrink: 0; }
.sidebar .spacer { flex: 1; }
.sidebar form { padding: 4px; }
.sidebar .logout-btn { width: 100%; text-align: left; background: none; border: none; color: #b5ad9c; font: inherit; font-weight: 600; font-size: 13px; padding: 10px 11px; border-radius: 8px; cursor: pointer; display: flex; align-items: center; gap: 10px; }
.sidebar .logout-btn:hover { background: rgba(255,255,255,.06); color: #fff; }
.sidebar .logout-btn svg { width: 16px; height: 16px; stroke: currentColor; }

.main { flex: 1; padding: 26px 32px; min-width: 0; }
.topline { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; margin-bottom: 20px; flex-wrap: wrap; }
.topline h1 { font-size: 20px; font-weight: 800; }
.topline .d { font-size: 12.5px; color: var(--ink-muted); margin-top: 4px; }

.flash { background: var(--complete-bg); color: var(--complete-ink); padding: 10px 14px; border-radius: 10px; margin-bottom: 16px; font-size: 13px; font-weight: 600; }
.errors { background: var(--cancel-bg); color: var(--cancel-ink); padding: 10px 14px; border-radius: 10px; margin-bottom: 16px; font-size: 13px; }
.errors ul { margin: 0; padding-left: 18px; }

.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 20px; }
.stat-tile { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px 15px; }
.stat-tile .n { font: 800 22px/1 var(--mono); font-variant-numeric: tabular-nums; }
.stat-tile .l { font-size: 11px; color: var(--ink-muted); margin-top: 6px; font-weight: 600; }
.stat-tile.pending .n { color: var(--pending-ink); }
.stat-tile.confirm .n { color: var(--confirm-ink); }
.stat-tile.completed .n { color: var(--complete-ink); }
.stat-tile.cancel .n { color: var(--cancel-ink); }

.filter-bar { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.fchip { font: 700 12px/1 var(--font); padding: 8px 13px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); color: var(--ink-muted); }
.fchip.on { background: var(--ink); color: #fff; border-color: var(--ink); }
.search-form { margin-left: auto; display: flex; gap: 6px; }
.search-form input { border: 1px solid var(--border); border-radius: 9px; padding: 8px 11px; font-size: 12.5px; font-family: inherit; min-width: 220px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 18px 20px; }
.card + .card { margin-top: 18px; }

.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: 12.5px; min-width: 860px; }
table.data th { text-align: left; font: 700 10px/1 var(--font); text-transform: uppercase; letter-spacing: .05em; color: var(--ink-faint); padding: 0 10px 10px; border-bottom: 1px solid var(--border); }
table.data td { padding: 13px 10px; border-bottom: 1px solid #f6f2e9; vertical-align: middle; }
table.data td.mono { font-family: var(--mono); }
table.data tr:last-child td { border-bottom: none; }

.pill { display: inline-flex; align-items: center; font: 700 10.5px/1 var(--font); padding: 6px 10px; border-radius: 999px; white-space: nowrap; border: none; font-family: inherit; }
.pill.pending { background: var(--pending-bg); color: var(--pending-ink); }
.pill.confirm { background: var(--confirm-bg); color: var(--confirm-ink); }
.pill.completed { background: var(--complete-bg); color: var(--complete-ink); }
.pill.cancel { background: var(--cancel-bg); color: var(--cancel-ink); }
select.pill { appearance: none; cursor: pointer; }

.icon-btn, .btn { display: inline-flex; align-items: center; gap: 6px; font: 700 12px/1 var(--font); padding: 8px 13px; border-radius: 9px; border: 1px solid var(--border); background: var(--surface); color: var(--ink); cursor: pointer; }
.icon-btn svg, .btn svg { width: 13px; height: 13px; stroke: currentColor; }
.btn-primary { background: var(--accent-700); border-color: var(--accent-700); color: #fff; }
.btn-primary:hover { background: var(--accent-600); }
.btn-ghost { background: var(--surface); }
.btn-danger { color: var(--cancel-ink); border-color: var(--cancel-bg); }

.back-link { display: inline-flex; align-items: center; gap: 6px; font: 700 12px/1 var(--font); color: var(--ink-muted); margin-bottom: 10px; }
.back-link svg { width: 14px; height: 14px; stroke: currentColor; }
.back-link:hover { color: var(--ink); }

.action-panel { display: flex; flex-direction: column; gap: 8px; min-width: 210px; }

.rent-group { display: flex; align-items: stretch; border: 1px solid var(--border); border-radius: 9px; overflow: hidden; background: #fff; }
.rent-group .prefix { display: flex; align-items: center; padding: 0 9px; background: var(--paper); color: var(--ink-muted); font: 700 12px/1 var(--font); border-right: 1px solid var(--border); }
.rent-group input { border: none; padding: 8px 9px; font: 700 12.5px/1 var(--mono); width: 100%; min-width: 0; color: var(--ink); }
.rent-group input:focus { outline: 2px solid var(--accent-100); outline-offset: -1px; }
.rent-group input::placeholder { font-family: var(--font); font-weight: 500; color: var(--ink-faint); }

.assign-chip-link { display: flex; align-items: center; gap: 8px; border: 1px solid var(--border); border-radius: 9px; padding: 8px 10px; font: 700 12px/1 var(--font); color: var(--ink); background: #fff; }
.assign-chip-link:hover { border-color: var(--accent-500); }
.assign-chip-link svg { width: 14px; height: 14px; stroke: currentColor; flex-shrink: 0; }
.assign-chip-link.unassigned { color: var(--accent-700); border-color: var(--accent-100); background: var(--accent-050); }
.assign-chip-link .sub { margin-left: auto; font-size: 10.5px; font-weight: 600; color: var(--ink-faint); }

.status-row-inline { display: flex; gap: 8px; align-items: center; }
.status-row-inline select.pill { flex: 1; min-width: 0; }
.status-row-inline .icon-btn { flex-shrink: 0; padding: 8px 10px; }

.history-toggle { display: inline-flex; align-items: center; gap: 6px; font: 700 11.5px/1 var(--font); color: var(--ink-muted); background: none; border: none; padding: 4px 0; cursor: pointer; }
.history-toggle svg { width: 13px; height: 13px; stroke: currentColor; }
.history-toggle:hover, .history-toggle.on { color: var(--accent-700); }

.history-row td { padding: 0 !important; border-bottom: none !important; }
.status-timeline { list-style: none; margin: 0; padding: 10px 16px 14px; display: flex; flex-direction: column; gap: 8px; background: var(--paper); border-radius: 0 0 10px 10px; }
.status-timeline li { display: flex; align-items: center; gap: 10px; font-size: 12px; flex-wrap: wrap; }
.status-timeline .who { color: var(--ink-muted); font-weight: 600; }
.status-timeline .when { color: var(--ink-faint); font-family: var(--mono); margin-left: auto; }

.toggle-btn { padding: 6px !important; }
.toggle-btn svg { width: 30px !important; height: 17px !important; }
.toggle-btn.on { color: var(--complete-ink); border-color: var(--complete-bg); background: var(--complete-bg); }
.toggle-btn.off { color: var(--ink-faint); }

.pagination { display: flex; gap: 6px; margin-top: 16px; flex-wrap: wrap; }
.pagination a, .pagination span { padding: 6px 11px; border-radius: 7px; border: 1px solid var(--border); font-size: 12px; color: var(--ink-muted); }
.pagination .active { background: var(--ink); color: #fff; border-color: var(--ink); }

.driver-row { display: flex; align-items: center; gap: 12px; border: 1px solid var(--border); border-radius: 12px; padding: 11px 13px; margin-bottom: 8px; }
.driver-row .av { width: 34px; height: 34px; border-radius: 999px; background: var(--accent-100); display: flex; align-items: center; justify-content: center; flex-shrink: 0; overflow: hidden; }
.driver-row .av img { width: 100%; height: 100%; object-fit: cover; }
.driver-row .av svg { width: 16px; height: 16px; stroke: var(--accent-700); }
.driver-row .dt { flex: 1; }
.driver-row .dt .t { font-weight: 700; font-size: 12.5px; }
.driver-row .dt .d { font-size: 11px; color: var(--ink-muted); font-family: var(--mono); margin-top: 2px; }
.driver-row.conflict { opacity: .55; }

.warn-banner { display: flex; gap: 8px; align-items: flex-start; background: var(--cancel-bg); color: var(--cancel-ink); border-radius: 10px; padding: 10px 12px; font-size: 12px; margin-bottom: 12px; }

.assign-grid { display: grid; grid-template-columns: 280px 1fr; gap: 20px; }
.assign-summary .num { font: 800 13px/1 var(--mono); color: var(--accent-700); }
.assign-summary .kv { display: flex; justify-content: space-between; font-size: 11.5px; padding: 7px 0; border-top: 1px dashed var(--border); }
.assign-summary .kv:first-of-type { margin-top: 12px; }
.assign-summary .kv span:first-child { color: var(--ink-muted); }
.assign-summary .kv span:last-child { font-weight: 700; text-align: right; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field.full { grid-column: span 2; }
.form-field label { font: 700 10.5px/1 var(--font); text-transform: uppercase; letter-spacing: .05em; color: var(--ink-muted); }
.form-field input, .form-field select, .form-field textarea { border: 1px solid var(--border); border-radius: 9px; padding: 9px 11px; font-size: 13px; font-family: inherit; color: var(--ink); }
.form-actions { margin-top: 18px; display: flex; gap: 10px; }

.sched-group { margin-bottom: 18px; }
.sched-group .gd { font: 800 11px/1 var(--font); text-transform: uppercase; letter-spacing: .05em; color: var(--ink-faint); margin-bottom: 10px; }
.sched-row { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-top: 1px solid #f6f2e9; }
.sched-row:first-child { border-top: none; }
.sched-row .time { font: 700 12px/1 var(--mono); width: 56px; color: var(--ink-muted); flex-shrink: 0; }
.sched-row .rt { flex: 1; font-size: 12.5px; font-weight: 600; }
.sched-row .rt small { display: block; color: var(--ink-muted); font-weight: 500; font-size: 11px; margin-top: 2px; }

.range-form { display: flex; align-items: center; gap: 8px; }
.range-form input { border: 1px solid var(--border); border-radius: 8px; padding: 7px 9px; font-size: 12px; font-family: inherit; }

.report-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 20px; }
.report-card .t { font: 700 13px/1.3 var(--font); }
.report-card .d { font-size: 11.5px; color: var(--ink-muted); margin-top: 6px; line-height: 1.5; }
.report-card .actions { display: flex; gap: 8px; margin-top: 12px; }

.section-title { font: 700 13px/1.3 var(--font); color: var(--ink); margin-bottom: 14px; }

.accounting-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.accounting-strip .tile { background: var(--accent-050); border-radius: 10px; padding: 12px 14px; }
.accounting-strip .tile .n { font: 800 17px/1 var(--mono); color: var(--accent-700); font-variant-numeric: tabular-nums; }
.accounting-strip .tile .l { font-size: 10.5px; color: var(--ink-muted); margin-top: 5px; font-weight: 600; }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--paper); }
.login-card { width: 320px; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 28px; text-align: center; }
.login-card .mark { width: 48px; height: 48px; border-radius: 13px; background: linear-gradient(135deg, var(--accent-700), var(--accent-500)); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; margin: 0 auto 14px; }
.login-card h1 { font-size: 17px; font-weight: 800; }
.login-card .d { font-size: 12px; color: var(--ink-muted); margin-top: 4px; }
.login-card form { text-align: left; margin-top: 18px; display: flex; flex-direction: column; gap: 12px; }
.login-card label { font: 700 10.5px/1 var(--font); text-transform: uppercase; letter-spacing: .05em; color: var(--ink-muted); }
.login-card input[type="email"], .login-card input[type="password"] { width: 100%; border: 1px solid var(--border); border-radius: 9px; padding: 10px 12px; font-size: 13px; font-family: inherit; margin-top: 6px; }
.login-card button { margin-top: 6px; background: var(--accent-700); color: #fff; border: none; padding: 11px; border-radius: 9px; font: 700 13px/1 var(--font); cursor: pointer; }
.login-card button:hover { background: var(--accent-600); }

.empty-state { text-align: center; padding: 40px 20px; color: var(--ink-muted); font-size: 13px; }

.admin-topbar { display: none; }
.admin-nav-scrim { display: none; }

@media (max-width: 860px) {
  .shell { flex-direction: column; min-height: 0; }

  .admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #23201b;
    padding: 12px 16px;
    position: sticky;
    top: 0;
    z-index: 41;
  }
  .admin-topbar .brand { display: flex; align-items: center; gap: 9px; }
  .admin-topbar .brand .mark { width: 28px; height: 28px; border-radius: 8px; background: linear-gradient(135deg, var(--accent-700), var(--accent-500)); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 13px; flex-shrink: 0; }
  .admin-topbar .brand span { color: #efeae0; font-weight: 800; font-size: 15px; }
  .admin-nav-toggle { background: none; border: none; padding: 8px; margin: -8px; cursor: pointer; }
  .admin-nav-toggle svg { width: 22px; height: 22px; stroke: #efeae0; display: block; }

  /* Sidebar becomes a hidden off-canvas panel, opened via the topbar's
     toggle — not a permanently-visible row, so it never fights for space
     with the page content it's supposed to navigate. */
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 260px;
    max-width: 82vw;
    height: 100vh;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
    transform: translateX(-100%);
    transition: transform .25s ease;
    z-index: 42;
  }
  .sidebar.open { transform: translateX(0); box-shadow: 16px 0 32px rgba(0,0,0,.25); }

  .admin-nav-scrim {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,.45);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s ease;
    z-index: 40;
  }
  .admin-nav-scrim.open { opacity: 1; pointer-events: auto; }

  .main { padding: 18px 16px; }
  .stat-row, .accounting-strip { grid-template-columns: repeat(2, 1fr); }
  .assign-grid, .form-grid, .report-grid { grid-template-columns: 1fr; }
  .form-field.full { grid-column: span 1; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .search-form { margin-left: 0; }
  .search-form input { min-width: 0; flex: 1; }
  .status-row-inline { flex-wrap: wrap; }
}

@media (max-width: 480px) {
  .main { padding: 16px 12px; }
  .stat-row, .accounting-strip { grid-template-columns: 1fr 1fr; gap: 8px; }
  .topline { flex-direction: column; align-items: stretch; }
  .action-panel { min-width: 0; }
}

/* Data tables become stacked cards on mobile instead of a horizontally
   scrolling grid — each row's cells fall into a labeled vertical list
   (label from the td's data-label, set per-page to match its headers). */
@media (max-width: 640px) {
  .table-wrap { overflow-x: visible; }
  table.data { min-width: 0; width: 100%; }
  table.data thead {
    position: absolute; width: 1px; height: 1px; overflow: hidden;
    clip: rect(0 0 0 0); white-space: nowrap; border: 0; padding: 0; margin: -1px;
  }
  table.data, table.data tbody, table.data tr, table.data td { display: block; width: 100%; }
  table.data tr { border: 1px solid var(--border); border-radius: 12px; padding: 4px 14px; margin-bottom: 10px; }
  table.data tr:last-child { margin-bottom: 0; }
  table.data tr:has(.empty-state) { border: none; padding: 0; }
  table.data td { border-bottom: 1px dashed #f0ece0; padding: 10px 0; }
  table.data td:last-child { border-bottom: none; }
  table.data td[data-label]::before {
    content: attr(data-label);
    display: block;
    font: 700 10px/1 var(--font); text-transform: uppercase; letter-spacing: .05em;
    color: var(--ink-faint); margin-bottom: 5px;
  }
}