/* Better Than Boxes — Inventory App — Dark Design System */
/* Matches betterthanboxes.co brand: Oswald, dark theme, no-radius aesthetic */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0a0a0a;
  --surface:   #111;
  --surface2:  #141414;
  --border:    #222;
  --border2:   #2a2a2a;
  --text:      #ffffff;
  --muted:     #999;
  --subtle:    #666;
  --font-headline: 'Oswald', sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* functional aliases kept for JS-injected inline styles */
  --green:       #3a9b62;
  --red:         #e53e3e;
  --orange:      #dd6b20;
  --yellow:      #d97706;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ── */
#app { display: flex; flex-direction: column; min-height: 100vh; }

header {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky; top: 0; z-index: 100;
}

/* ── Logo / nav-logo ── */
.logo, .nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-family: var(--font-body);
}

.nav-logo-img {
  width: 32px;
  height: 32px;
  display: block;
  flex-shrink: 0;
}

.nav-wordmark {
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: .12em;
  color: var(--text);
  text-transform: uppercase;
  line-height: 1;
}

/* Legacy .logo-box — hidden in new markup, kept for old HTML fallback */
.logo-box { display: none; }

/* ── Main nav ── */
nav { display: flex; gap: 4px; align-items: center; }
nav a, nav button {
  background: none;
  border: none;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 6px 12px;
  transition: color .15s;
  white-space: nowrap;
  font-family: var(--font-body);
}
nav a:hover, nav button:hover, nav a.active {
  color: var(--text);
}

main {
  flex: 1;
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 20px;
  width: 100%;
}

/* ── Pages ── */
.page { display: none; }
.page.active { display: block; }

/* ── Auth page ── */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  padding: 24px;
}

.auth-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2.5rem;
  width: 100%;
  max-width: 440px;
}

.auth-logo {
  text-align: center;
  margin-bottom: 28px;
}

.auth-headline {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 1.6rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text);
  margin-bottom: 6px;
}

.auth-logo h1 {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 1.4rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--text);
}
.auth-logo p { color: var(--subtle); font-size: .85rem; margin-top: 6px; }

/* ── Tab switch ── */
.tab-switch {
  display: flex;
  border: 1px solid var(--border2);
  overflow: hidden;
  margin-bottom: 24px;
}
.tab-switch button {
  flex: 1;
  padding: 10px;
  background: none;
  border: none;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: .1em;
  text-transform: uppercase;
  cursor: pointer;
  color: var(--subtle);
  transition: background .15s, color .15s;
  font-family: var(--font-body);
}
.tab-switch button.active {
  background: var(--text);
  color: var(--bg);
}

/* ── Forms ── */
.form-group { margin-bottom: 16px; }

label {
  display: block;
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--subtle);
  margin-bottom: 6px;
}

input, select, textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border2);
  background: var(--surface);
  color: var(--text);
  font-size: 0.93rem;
  outline: none;
  font-family: var(--font-body);
  transition: border-color .15s;
  -webkit-appearance: none;
  appearance: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--text);
}
input::placeholder, textarea::placeholder {
  color: var(--subtle);
}
select option {
  background: var(--surface);
  color: var(--text);
}
textarea { resize: vertical; min-height: 70px; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border: 2px solid transparent;
  font-size: 0.78rem;
  font-weight: 400;
  font-family: var(--font-body);
  letter-spacing: .12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:disabled { opacity: .45; cursor: default; }

/* Primary: white fill → ghost on hover */
.btn-primary {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.btn-primary:hover:not(:disabled) {
  background: transparent;
  color: var(--text);
}

/* .btn-navy aliased to same as primary for backward compat */
.btn-navy {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.btn-navy:hover:not(:disabled) {
  background: transparent;
  color: var(--text);
}

/* Ghost */
.btn-ghost {
  background: transparent;
  border-color: var(--border2);
  color: var(--muted);
}
.btn-ghost:hover:not(:disabled) {
  border-color: var(--text);
  color: var(--text);
}

/* Danger */
.btn-danger {
  background: transparent;
  border-color: #8b2020;
  color: #f87171;
}
.btn-danger:hover:not(:disabled) {
  background: #8b2020;
  color: var(--text);
}

.btn-sm { padding: 6px 12px; font-size: 0.72rem; }
.btn-full { width: 100%; justify-content: center; }

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 20px;
  margin-bottom: 16px;
}

/* ── Stats row ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 2px solid var(--text);
  padding: 18px 20px;
}
.stat-card.orange { border-left-color: var(--orange); }
.stat-card.yellow { border-left-color: var(--yellow); }
.stat-card.navy   { border-left-color: var(--muted); }

.stat-card .num {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 2rem;
  color: var(--text);
  line-height: 1;
  letter-spacing: -.01em;
}
.stat-card .label {
  font-size: 0.65rem;
  color: var(--subtle);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: .12em;
}

/* ── Section headers ── */
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.section-head h2 {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text);
}

/* ── Tote grid ── */
.tote-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.tote-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 18px;
  cursor: pointer;
  transition: border-color .15s;
}
.tote-card:hover {
  border-color: #444;
}
.tote-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 10px;
}
.tote-number {
  font-family: var(--font-headline);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--text);
}

/* ── Badges ── */
.badge {
  display: inline-block;
  padding: 3px 9px;
  font-size: 0.62rem;
  font-weight: 400;
  letter-spacing: .12em;
  text-transform: uppercase;
  border: 1px solid var(--border2);
  color: var(--muted);
  background: transparent;
}
.badge-pending {
  border-color: var(--yellow);
  color: var(--yellow);
}
.badge-available {
  border-color: var(--text);
  color: var(--text);
}
.badge-rented {
  border-color: var(--muted);
  color: var(--muted);
}
.badge-maintenance {
  border-color: var(--subtle);
  color: var(--subtle);
}
.badge-admin {
  border-color: var(--text);
  color: var(--text);
}
.badge-small {
  border-color: var(--border2);
  color: var(--subtle);
}

.tote-size { font-size: .82rem; color: var(--muted); margin-bottom: 8px; }
.tote-meta { font-size: .8rem; color: var(--subtle); display: flex; gap: 12px; }
.tote-customer { font-size: .82rem; color: var(--text); font-weight: 600; margin-top: 6px; letter-spacing: .04em; }

/* ── Tote detail ── */
.tote-detail-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 22px;
}
.tote-detail-icon {
  background: var(--surface2);
  border: 1px solid var(--border);
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}
.tote-detail-info h1 {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 1.4rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text);
}
.tote-detail-info p { color: var(--muted); font-size: .88rem; }
.tote-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ── Item table ── */
.items-table { width: 100%; border-collapse: collapse; }
.items-table th, .items-table td {
  padding: 10px 12px;
  text-align: left;
  font-size: .87rem;
  border-bottom: 1px solid var(--border);
}
.items-table th {
  font-size: 0.65rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--subtle);
  background: var(--surface2);
}
.items-table td { color: var(--text); }
.items-table tr:last-child td { border-bottom: none; }
.items-table tr:hover td { background: var(--surface2); }

.cat-badge {
  padding: 2px 8px;
  font-size: .72rem;
  font-weight: 400;
  letter-spacing: .08em;
  text-transform: uppercase;
  border: 1px solid var(--border2);
  color: var(--muted);
  background: transparent;
}
/* Category tints — kept subtle on dark */
.cat-Kitchen     { border-color: #5a4000; color: #c8a048; }
.cat-Clothing    { border-color: #3d2a5e; color: #a07ad0; }
.cat-Electronics { border-color: #1a2f5e; color: #6090d8; }
.cat-Books       { border-color: #0a3a20; color: #4aaa70; }
.cat-Fragile     { border-color: #5a1010; color: #d06060; }
.cat-Other       { border-color: var(--border2); color: var(--subtle); }

/* ── Modal ── */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.85);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 28px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
}
.modal h2 {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text);
  margin-bottom: 20px;
}
.modal-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 20px;
}

/* ── Admin table ── */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td {
  padding: 11px 14px;
  text-align: left;
  font-size: .87rem;
  border-bottom: 1px solid var(--border);
}
.data-table th {
  font-size: 0.65rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--subtle);
  background: var(--surface2);
}
.data-table td { color: var(--text); }
.data-table tr:hover td { background: var(--surface2); }
.data-table td .actions { display: flex; gap: 6px; }

/* ── Search bar ── */
.search-bar {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 18px;
}
.search-bar input { max-width: 280px; }
.search-bar select { max-width: 160px; }

/* ── Alerts ── */
.alert {
  padding: 12px 16px;
  font-size: .88rem;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: var(--surface2);
}
.alert-error {
  border-color: #8b2020;
  background: #1a0808;
  color: #f87171;
}
.alert-success {
  border-color: #0a3a20;
  background: #041a0c;
  color: #4aaa70;
}

/* ── Empty state ── */
.empty {
  text-align: center;
  padding: 48px 24px;
  color: var(--subtle);
}
.empty .icon { font-size: 3rem; margin-bottom: 12px; opacity: .4; }
.empty p { font-size: .93rem; color: var(--subtle); }

/* ── Back button ── */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--subtle);
  font-size: 0.72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  cursor: pointer;
  margin-bottom: 18px;
  background: none;
  border: none;
  padding: 0;
  transition: color .15s;
  font-family: var(--font-body);
}
.back-btn:hover { color: var(--text); }

/* ── Loading ── */
.spinner {
  display: inline-block;
  width: 20px; height: 20px;
  border: 1px solid var(--border2);
  border-top-color: var(--text);
  border-radius: 50%;
  animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Toast ── */
#toast {
  position: fixed;
  bottom: 24px; right: 24px;
  background: var(--surface);
  border: 1px solid var(--border2);
  color: var(--text);
  padding: 12px 20px;
  font-size: .82rem;
  letter-spacing: .06em;
  z-index: 9999;
  transform: translateY(80px);
  opacity: 0;
  transition: all .25s;
  max-width: 320px;
}
#toast.show { transform: translateY(0); opacity: 1; }
#toast.success { border-color: #0a3a20; color: #4aaa70; }
#toast.error   { border-color: #8b2020; color: #f87171; }

/* ── Admin tabs ── */
.tab-bar {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}
.tab-bar button {
  padding: 9px 16px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--subtle);
  cursor: pointer;
  transition: color .15s, border-color .15s;
  font-family: var(--font-body);
}
.tab-bar button.active {
  color: var(--text);
  border-bottom-color: var(--text);
}

/* ── Overline / label utility ── */
.overline {
  font-size: 0.65rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--subtle);
}

/* ── Responsive ── */
@media (max-width: 640px) {
  header { padding: 0 14px; }
  main { padding: 18px 14px; }
  .tote-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .modal { padding: 20px; }
  .data-table th:nth-child(n+4),
  .data-table td:nth-child(n+4) { display: none; }
  .auth-card { padding: 1.75rem 1.25rem; }
  .tab-switch button { font-size: 0.72rem; padding: 10px 8px; }
}

/* ── QR Code print grid ── */
.modal-wide { max-width: 720px !important; }

.qr-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.qr-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 1rem;
  border: 1px solid #ccc;
  background: #fff;
  color: #000;
}

.qr-item canvas {
  width: 120px !important;
  height: 120px !important;
  display: block;
}

.qr-item .qr-label {
  font-family: 'Oswald', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: #000;
  letter-spacing: .1em;
  text-align: center;
}

.qr-item .qr-sub {
  font-size: 0.62rem;
  color: #666;
  text-align: center;
}

.qr-dl-link {
  font-size: 0.62rem;
  color: #444;
  text-decoration: none;
  letter-spacing: .06em;
  margin-top: 2px;
}
.qr-dl-link:hover { color: #000; text-decoration: underline; }

@media print {
  body * { visibility: hidden; }
  #qr-print-modal,
  #qr-print-modal * { visibility: visible; }
  #qr-print-modal {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    display: flex !important;
  }
  .modal-backdrop { background: none !important; }
  .modal { box-shadow: none !important; border: none !important; max-width: 100% !important; }
  button { display: none !important; }
  .qr-dl-link { display: none !important; }
  .qr-grid { grid-template-columns: repeat(4, 1fr); gap: 1rem; }
}