:root {
  /* Speakup brand palette */
  --color-connected-orange: #ff9515;
  --color-communication-yellow: #ffd600;
  --color-white: #ffffff;
  --color-mountain-black: #292929;

  /* Semantic tokens */
  --bg: #f7f7f7;
  --bg-elevated: var(--color-mountain-black);
  --card: var(--color-white);
  --text: var(--color-mountain-black);
  --text-on-dark: var(--color-white);
  --muted: rgba(41, 41, 41, 0.62);
  --muted-on-dark: rgba(255, 255, 255, 0.72);
  --accent: var(--color-connected-orange);
  --accent-hover: #e68600;
  --accent-dim: rgba(255, 149, 21, 0.14);
  --accent-secondary: var(--color-communication-yellow);
  --accent-secondary-dim: rgba(255, 214, 0, 0.25);
  --border: rgba(41, 41, 41, 0.12);
  --border-on-dark: rgba(255, 255, 255, 0.14);
  --input-bg: var(--color-white);
  --error: #c62828;
  --error-bg: rgba(198, 40, 40, 0.08);
  --success: #2e7d32;
  --success-bg: rgba(46, 125, 50, 0.08);
  --warning: var(--color-communication-yellow);
  --radius: 12px;
  --shadow: 0 4px 24px rgba(41, 41, 41, 0.08);
  --shadow-strong: 0 8px 32px rgba(41, 41, 41, 0.14);
  --sidebar-w: 240px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

code {
  font-size: 0.85em;
  background: rgba(41, 41, 41, 0.06);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  color: var(--color-mountain-black);
}

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

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--bg-elevated);
  border-right: 1px solid var(--border-on-dark);
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  color: var(--text-on-dark);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0 0.5rem;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-connected-orange), var(--color-communication-yellow));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-mountain-black);
}

.brand strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text-on-dark);
}

.brand span {
  font-size: 0.75rem;
  color: var(--muted-on-dark);
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--muted-on-dark);
  cursor: pointer;
  font-size: 0.9rem;
  text-align: left;
  transition: background 0.15s, color 0.15s;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-on-dark);
}

.nav-item.active {
  background: var(--color-connected-orange);
  color: var(--color-mountain-black);
  font-weight: 600;
}

.nav-badge {
  background: var(--color-communication-yellow);
  color: var(--color-mountain-black);
  font-size: 0.7rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  font-weight: 600;
}

.nav-item.active .nav-badge {
  background: var(--color-mountain-black);
  color: var(--color-white);
}

.main {
  flex: 1;
  padding: 1.75rem 2rem 3rem;
  max-width: 1100px;
  overflow-x: hidden;
}

.page-header {
  margin-bottom: 1.5rem;
}

.page-header h1 {
  margin: 0 0 0.25rem;
  font-size: 1.6rem;
  font-weight: 600;
}

.subtitle {
  color: var(--muted);
  margin: 0;
  font-size: 0.95rem;
}

.status-banner {
  margin: 1rem 0 0;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  min-height: 0;
  display: none;
}

.status-banner.visible {
  display: block;
}

.status-banner.error {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid rgba(198, 40, 40, 0.25);
}

.status-banner.success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(46, 125, 50, 0.25);
}

.auth-banner {
  margin-top: 0.75rem;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  font-size: 0.88rem;
}

.auth-banner.ok {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid rgba(46, 125, 50, 0.25);
}

.auth-banner.error {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid rgba(198, 40, 40, 0.25);
}

.auth-banner.loading {
  background: rgba(41, 41, 41, 0.06);
  color: var(--muted);
  border: 1px solid var(--border);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 900px) {
  .app-shell {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    flex-direction: row;
    align-items: center;
    padding: 1rem;
    gap: 1rem;
  }
  .nav {
    flex-direction: row;
    flex: 1;
    overflow-x: auto;
  }
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow);
}

.card h2 {
  margin: 0 0 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  border-bottom: 2px solid var(--color-communication-yellow);
  padding-bottom: 0.5rem;
  width: 100%;
  box-sizing: border-box;
}

.card-header-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.card-header-row h2 {
  margin: 0;
}

.field {
  margin-bottom: 1rem;
}

.field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.field-meta,
.hint {
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0.35rem 0 0;
}

.input {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--input-bg);
  color: var(--text);
  font-size: 0.95rem;
}

.input:focus {
  outline: none;
  border-color: var(--color-connected-orange);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.input-inline {
  max-width: 280px;
  min-width: 180px;
}

.btn {
  padding: 0.55rem 1rem;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  cursor: pointer;
  font-weight: 500;
  transition: background 0.15s, transform 0.1s;
}

.btn:active:not(:disabled) {
  transform: scale(0.98);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--color-connected-orange);
  color: var(--color-mountain-black);
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--color-mountain-black);
  color: var(--color-white);
}

.btn-secondary:hover:not(:disabled) {
  background: #3d3d3d;
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  color: var(--text);
  border-color: var(--color-connected-orange);
  background: var(--accent-dim);
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  width: 100%;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.picker-list {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
  max-height: 200px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--input-bg);
}

.picker-list.compact {
  max-height: 160px;
}

.picker-item {
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
  cursor: pointer;
}

.picker-item:last-child {
  border-bottom: none;
}

.picker-item:hover {
  background: var(--accent-secondary-dim);
}

.picker-item.selected {
  background: var(--accent-dim);
  border-left: 4px solid var(--color-connected-orange);
  font-weight: 500;
}

.picker-item.selected .picker-item-sub {
  color: var(--color-mountain-black);
}

.picker-item-sub {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.1rem;
}

.picker-empty {
  padding: 0.75rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.tenant-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tenant-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.tenant-list li:last-child {
  border-bottom: none;
}

.tenant-list .btn {
  font-size: 0.75rem;
  padding: 0.3rem 0.6rem;
}

.hidden {
  display: none !important;
}

.qr-result-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: start;
}

@media (max-width: 700px) {
  .qr-result-grid {
    grid-template-columns: 1fr;
  }
}

.qr-preview-wrap {
  background: var(--color-white);
  padding: 1rem;
  border-radius: 12px;
  box-shadow: var(--shadow-strong);
  border: 2px solid var(--color-communication-yellow);
}

.qr-preview-wrap img {
  display: block;
  width: 220px;
  height: 220px;
}

.meta-dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1rem;
  margin: 0 0 1rem;
  font-size: 0.9rem;
}

.meta-dl dt {
  color: var(--muted);
  margin: 0;
}

.meta-dl dd {
  margin: 0;
  font-weight: 500;
}

.qr-text {
  background: rgba(41, 41, 41, 0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  font-size: 0.8rem;
  overflow-x: auto;
  margin: 0;
  white-space: pre-wrap;
  word-break: break-all;
}

.history-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.history-card {
  background: var(--color-white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}

.history-card:hover {
  border-color: var(--color-connected-orange);
  box-shadow: 0 4px 16px var(--accent-dim);
  transform: translateY(-2px);
}

.history-card-top {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.history-card img {
  width: 72px;
  height: 72px;
  background: var(--color-white);
  border-radius: 6px;
  padding: 4px;
  flex-shrink: 0;
  border: 1px solid var(--border);
}

.history-card h3 {
  margin: 0 0 0.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.3;
}

.history-card p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.history-card time {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--muted);
}

.claim-status {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 600;
}

.claim-status-active {
  background: var(--accent-dim);
  color: var(--accent-hover);
}

.claim-status-claimed {
  background: var(--accent-secondary-dim);
  color: #8a6d00;
}

.claim-status-completed {
  background: var(--success-bg);
  color: var(--success);
}

.claim-status-expired {
  background: var(--error-bg);
  color: var(--error);
}

.empty-state {
  text-align: center;
  padding: 2rem;
  color: var(--muted);
}

.modal {
  border: none;
  padding: 0;
  background: transparent;
  max-width: min(640px, 95vw);
  width: 100%;
}

.modal::backdrop {
  background: rgba(41, 41, 41, 0.72);
}

.modal-inner {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: relative;
  box-shadow: var(--shadow);
}

.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 8px;
  background: rgba(41, 41, 41, 0.06);
  color: var(--text);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.modal-close:hover {
  background: var(--accent-dim);
  color: var(--color-connected-orange);
}

.modal-qr-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  margin-top: 0.5rem;
}

.modal-qr-grid img {
  width: 200px;
  height: 200px;
  background: var(--color-white);
  padding: 0.5rem;
  border-radius: 8px;
  border: 2px solid var(--color-communication-yellow);
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.modal-actions .btn-danger {
  background: var(--error-bg);
  color: var(--error);
  margin-left: auto;
}

.modal-actions .btn-danger:hover {
  background: rgba(198, 40, 40, 0.15);
}

.colors-help-card summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--color-connected-orange);
}

.colors-help-body {
  margin-top: 1rem;
  font-size: 0.88rem;
}

.colors-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  margin: 0.75rem 0;
}

.colors-table th,
.colors-table td {
  border: 1px solid var(--border);
  padding: 0.4rem 0.5rem;
  text-align: left;
}

.colors-table th {
  background: rgba(41, 41, 41, 0.05);
}

.theme-preview-wrap {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.preview-title {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
}

#theme-preview-frame {
  width: 100%;
  height: 520px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #1a1a1a;
}

#user-load-status.error {
  color: var(--error);
}

#user-load-status.success {
  color: var(--success);
}

.color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.color-field label {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.color-field-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.color-field-row input[type="color"] {
  width: 44px;
  height: 36px;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  background: var(--color-white);
}

.color-field-row .input-hex {
  flex: 1;
  font-family: ui-monospace, monospace;
  font-size: 0.85rem;
}

.tenant-list li.selectable-tenant {
  cursor: pointer;
}

.tenant-list li.selectable-tenant:hover {
  background: var(--accent-secondary-dim);
}

.tenant-list li.tenant-selected-for-colors {
  background: var(--accent-dim);
  border-left: 4px solid var(--color-connected-orange);
}