:root {
  --bg: #12161c;
  --surface: #1a2029;
  --surface-raised: #212836;
  --border: #2b3342;
  --text: #e8ebf0;
  --text-dim: #8b93a3;
  --accent: #f5a623;
  --accent-dim: #4a3a1a;
  --available: #34c77b;
  --available-bg: #16301f;
  --loaned: #ff5c5c;
  --loaned-bg: #341a1a;
  --maintenance: #9aa3b2;
  --maintenance-bg: #262c36;
  --radius: 10px;
  --shadow: 0 4px 16px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  letter-spacing: -0.01em;
  margin: 0;
}

a { color: var(--accent); }

.page-header {
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.topbar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.brand-mark {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #c9791a);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: #1a1200; font-size: 15px;
  font-family: 'Space Grotesk', sans-serif;
  flex-shrink: 0;
}

.brand-title { font-size: 16px; font-weight: 700; }
.brand-sub { font-size: 11px; color: var(--text-dim); }

.status-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--surface-raised);
  border-bottom: 1px solid var(--border);
  font-size: 12.5px;
  color: var(--text-dim);
}

.status-bar .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  flex-shrink: 0;
}

.status-bar.night .dot { background: #7c9cff; box-shadow: 0 0 8px #7c9cff; }
.status-bar strong { color: var(--text); }


.container {
  max-width: 1500px;
  margin: 0 auto;
  padding: 18px;
}

@media (max-width: 480px) {
  .container { padding: 12px; }
  .topbar { padding: 10px 14px; }
  .status-bar { padding: 7px 14px; font-size: 12px; }
  .brand-title { font-size: 14.5px; }
}

.summary-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}

.summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  text-align: center;
}

.summary-card .num { font-size: 26px; font-weight: 700; font-family: 'Space Grotesk', sans-serif; }
.summary-card .label { font-size: 11.5px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; margin-top: 2px; }
.summary-card.available .num { color: var(--available); }
.summary-card.loaned .num { color: var(--loaned); }
.summary-card.maintenance .num { color: var(--maintenance); }

@media (max-width: 420px) {
  .summary-card { padding: 10px 6px; }
  .summary-card .num { font-size: 20px; }
  .summary-card .label { font-size: 9.5px; }
}

.help-block { margin-bottom: 18px; }
.help-block h3 { font-size: 14px; margin-bottom: 6px; }
.help-block p { color: var(--text-dim); font-size: 13.5px; line-height: 1.6; margin: 0; }

.allocation-board {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}

@media (max-width: 1200px) {
  .allocation-board { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 780px) {
  .allocation-board { grid-template-columns: repeat(2, 1fr); gap: 12px; }
}
@media (max-width: 520px) {
  .allocation-board { grid-template-columns: 1fr; gap: 20px; }
  .allocation-cards { gap: 10px; }
  .car-card { padding: 12px; }
}

.allocation-section {
  min-width: 0;
}

.allocation-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--text);
  padding-bottom: 10px;
  margin-bottom: 12px;
  border-bottom: 2px solid var(--accent);
}

.allocation-cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.car-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.car-card .row1 {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.car-num { font-size: 20px; font-weight: 700; font-family: 'Space Grotesk', sans-serif; color: var(--text); }
.reg-num { font-size: 13px; color: var(--text-dim); margin-top: 2px; }
.allocation { font-size: 12.5px; color: var(--text-dim); }

.status-badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 4px 9px;
  border-radius: 999px;
  white-space: nowrap;
}
.status-badge.available { color: var(--available); background: var(--available-bg); }
.status-badge.loaned { color: var(--loaned); background: var(--loaned-bg); }
.status-badge.maintenance { color: var(--maintenance); background: var(--maintenance-bg); }

.loan-info {
  font-size: 12.5px;
  color: var(--text-dim);
  background: rgba(255,255,255,0.03);
  border-radius: 6px;
  padding: 8px 10px;
  line-height: 1.5;
}
.loan-info strong { color: var(--text); }

.btn {
  border: none;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.05s ease, opacity 0.15s ease;
}
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary { background: var(--accent); color: #1a1200; }
.btn-danger { background: var(--loaned); color: #2a0000; }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 10px; font-size: 12.5px; }

.fab-row {
  position: sticky;
  bottom: 0;
  display: flex;
  gap: 10px;
  padding: 14px;
  background: linear-gradient(to top, var(--bg) 60%, transparent);
  margin-top: 10px;
}

/* Modal */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  display: none;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px 16px 0 0;
  width: 100%;
  max-width: 480px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 20px;
  animation: slideUp 0.2s ease;
}
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

@media (min-width: 640px) {
  .modal-overlay { align-items: center; }
  .modal { border-radius: 16px; }
}

.modal h2 { font-size: 18px; margin-bottom: 4px; }
.modal .sub { color: var(--text-dim); font-size: 13px; margin-bottom: 16px; }

@media (max-width: 420px) {
  .modal { padding: 16px; max-height: 92vh; }
}

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12.5px; color: var(--text-dim); margin-bottom: 6px; }
.field input, .field select {
  width: 100%;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 11px 12px;
  font-size: 15px;
  font-family: inherit;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--accent); }

.staff-confirm {
  background: var(--available-bg);
  border: 1px solid rgba(52,199,123,0.3);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 13.5px;
  margin-bottom: 14px;
}
.staff-confirm.new {
  background: var(--accent-dim);
  border-color: rgba(245,166,35,0.35);
}

.error-msg {
  color: var(--loaned);
  font-size: 13px;
  margin-top: -4px;
  margin-bottom: 12px;
}

.modal-actions { display: flex; gap: 10px; margin-top: 6px; }
.modal-actions .btn { flex: 1; }

.close-x {
  position: absolute;
  top: 14px; right: 16px;
  background: none; border: none;
  color: var(--text-dim);
  font-size: 20px;
  cursor: pointer;
}
.modal { position: relative; }

.toast {
  position: fixed;
  top: 18px; left: 50%;
  transform: translateX(-50%);
  background: var(--surface-raised);
  border: 1px solid var(--border);
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 14px;
  z-index: 200;
  box-shadow: var(--shadow);
  display: none;
}
.toast.show { display: block; }
.toast.success { border-color: rgba(52,199,123,0.4); color: var(--available); }
.toast.error { border-color: rgba(255,92,92,0.4); color: var(--loaned); }

.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-dim);
}

/* Admin specific */
.admin-tabs {
  display: flex;
  gap: 6px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 18px;
  overflow-x: auto;
}
.admin-tab {
  padding: 10px 16px;
  font-size: 13.5px;
  color: var(--text-dim);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  font-weight: 600;
}
.admin-tab.active { color: var(--accent); border-color: var(--accent); }

.admin-panel { display: none; }
.admin-panel.active { display: block; }

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 13.5px;
}
th, td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
th { color: var(--text-dim); font-weight: 600; font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.03em; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }

.toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
  align-items: center;
}

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  width: 100%;
  max-width: 340px;
  text-align: center;
}

.badge-count {
  background: var(--surface-raised);
  color: var(--text-dim);
  border-radius: 999px;
  padding: 2px 9px;
  font-size: 12.5px;
  font-weight: 600;
  margin-left: 4px;
}

.filter-input {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 13px;
  font-family: inherit;
}

/* Remarks */
.remark-banner {
  background: rgba(255, 165, 0, 0.1);
  border: 1px solid rgba(255, 165, 0, 0.35);
  border-radius: 8px;
  padding: 9px 11px;
  font-size: 12.5px;
  color: #ffcc80;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.remark-item:not(:last-child) {
  padding-bottom: 8px;
  border-bottom: 1px dashed rgba(255, 165, 0, 0.25);
}
.remark-banner .meta { color: var(--text-dim); font-size: 11px; margin-top: 2px; }

.remark-link {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 12px;
  text-decoration: underline;
  cursor: pointer;
  padding: 2px 0;
  text-align: left;
}
.remark-link.has-remark { color: #ffcc80; font-weight: 600; text-decoration: none; }

/* Inspection checklist */
.checklist-section {
  margin-bottom: 16px;
}
.checklist-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  margin-top: 4px;
}
.checklist-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  gap: 10px;
}
.checklist-item:last-child { border-bottom: none; }
.checklist-item .item-label { flex: 1; }
.yn-toggle {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
  flex-shrink: 0;
}
.yn-toggle button {
  border: none;
  background: var(--surface-raised);
  color: var(--text-dim);
  font-size: 11.5px;
  font-weight: 700;
  padding: 5px 12px;
  cursor: pointer;
}
.yn-toggle button.active.yes { background: var(--available); color: #06210f; }
.yn-toggle button.active.no { background: var(--loaned); color: #2a0000; }

@media (max-width: 420px) {
  .checklist-item {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }
  .yn-toggle { align-self: stretch; }
  .yn-toggle button { flex: 1; }
}

.fuel-selector {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.fuel-option {
  flex: 1;
  min-width: 44px;
  border: 1px solid var(--border);
  background: var(--surface-raised);
  color: var(--text-dim);
  border-radius: 8px;
  padding: 8px 0;
  text-align: center;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
}
.fuel-option.active { background: var(--accent); color: #1a1200; border-color: var(--accent); }

.collapsible-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  padding: 10px 0;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
}
.collapsible-toggle .chev { transition: transform 0.15s ease; color: var(--text-dim); }
.collapsible-toggle.open .chev { transform: rotate(180deg); }
.collapsible-body { display: none; }
.collapsible-body.open { display: block; }

/* Document management (admin) */
.doc-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.doc-row:last-child { border-bottom: none; }
.doc-row .doc-type-label { font-size: 13px; font-weight: 600; flex: 1; min-width: 140px; }
.doc-row .doc-status { font-size: 12px; color: var(--text-dim); }
.doc-row .doc-actions { display: flex; gap: 6px; align-items: center; }
.doc-row input[type="file"] { font-size: 12px; color: var(--text-dim); max-width: 160px; }

/* Archives */
.archive-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
  font-size: 13px;
}
.archive-row .archive-meta { color: var(--text-dim); font-size: 12px; }
.archive-row .archive-actions { display: flex; gap: 6px; }