:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --ink: #18212f;
  --muted: #5f6b7a;
  --border: #d8dee5;
  --accent: #0f766e;
  --accent-soft: #e6f4f3;
  --warn: #d97706;
  --warn-soft: #fff7ed;
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --success: #16a34a;
  --success-soft: #f0fdf4;
  --shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
  --radius: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.45;
  font-size: 14px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--accent);
  color: white;
  font-weight: 800;
  font-size: 16px;
}

h1 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
}

.subtitle {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.token-bar {
  display: flex;
  align-items: center;
  gap: 8px;
}

.token-bar label {
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

.token-bar input {
  width: 220px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
}

.layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 20px;
  padding: 20px 24px 40px;
  max-width: 1600px;
  margin: 0 auto;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.summary, .filters, .queue-list, .detail-inner {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}

.summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.stat {
  display: flex;
  flex-direction: column;
  text-align: center;
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 2px;
}

.stat-wide {
  grid-column: 1 / -1;
  font-size: 12px;
  color: var(--muted);
  border-top: 1px solid var(--border);
  padding-top: 10px;
}

.filters h2, .queue-header h2, .detail-inner h2 {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 700;
}

.filters label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 10px;
}

.filters input, .filters select {
  width: 100%;
  margin-top: 4px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
}

.filters .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.filter-actions {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

button, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 14px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: white;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.05s;
}

button:hover, .button:hover { opacity: 0.92; }
button:active, .button:active { transform: translateY(1px); }
button.secondary {
  background: white;
  color: var(--ink);
  border: 1px solid var(--border);
}

button.small { padding: 6px 10px; font-size: 12px; }
button.danger { background: var(--danger); }
button.warn { background: var(--warn); }
button.success { background: var(--success); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.queue-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.queue-header h2 { margin: 0; }

.muted { color: var(--muted); font-size: 12px; }

.queue-list {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

#queue-items {
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.queue-item {
  text-align: left;
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: white;
  cursor: pointer;
}

.queue-item:hover { border-color: var(--accent); }
.queue-item.active {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.queue-item .row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.queue-item .category {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
  font-weight: 700;
}

.queue-item .type {
  font-size: 11px;
  color: var(--muted);
  background: var(--bg);
  padding: 2px 6px;
  border-radius: 4px;
}

.queue-item .members {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

.queue-item .conf {
  font-size: 13px;
  font-weight: 700;
  margin-top: 6px;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.pagination span { font-size: 12px; color: var(--muted); }

.detail {
  min-width: 0;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  text-align: center;
  color: var(--muted);
}

.detail-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--muted);
  font-weight: 600;
}

.pill.pending { background: var(--warn-soft); color: var(--warn); }
.pill.accepted { background: var(--success-soft); color: var(--success); }
.pill.rejected { background: var(--danger-soft); color: var(--danger); }

.members-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.member-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: white;
  padding: 14px;
}

.member-card h3 {
  margin: 0 0 6px;
  font-size: 14px;
  line-height: 1.35;
}

.member-card .retailer {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 10px;
}

.member-card dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 10px;
  margin: 0;
  font-size: 12px;
}

.member-card dt {
  color: var(--muted);
  font-weight: 600;
}

.member-card dd {
  margin: 0;
  word-break: break-word;
}

.member-card .price {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}

.member-card .price .currency {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}

.member-card .price .date {
  font-size: 11px;
  color: var(--muted);
  font-weight: 400;
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.spec-box {
  background: var(--bg);
  border-radius: 8px;
  padding: 8px;
  text-align: center;
}

.spec-box .spec-label {
  display: block;
  font-size: 10px;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.spec-box .spec-value {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-top: 2px;
}

.evidence {
  margin-top: 20px;
}

.evidence h3 {
  margin: 0 0 10px;
  font-size: 14px;
}

.candidate {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: white;
  padding: 12px;
  margin-bottom: 10px;
}

.candidate-header {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.candidate .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  font-size: 11px;
  padding: 3px 7px;
  border-radius: 4px;
  background: var(--bg);
  color: var(--muted);
}

.tag.conflict { background: var(--danger-soft); color: var(--danger); }

.candidate pre {
  background: var(--bg);
  border-radius: 8px;
  padding: 10px;
  font-size: 11px;
  overflow-x: auto;
  margin: 8px 0 0;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.actions label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
  flex: 1 1 220px;
}

.actions input[type="text"] {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
}

.split-controls {
  width: 100%;
  margin-top: 6px;
}

.split-controls p {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--muted);
}

.split-checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  margin-right: 12px;
  margin-bottom: 6px;
}

.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  padding: 12px 16px;
  border-radius: 10px;
  background: var(--ink);
  color: white;
  font-size: 13px;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
  z-index: 50;
}

.toast.show { opacity: 1; transform: translateY(0); }
.toast.error { background: var(--danger); }
.toast.success { background: var(--success); }

.banner {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  max-width: 720px;
  background: var(--warn-soft);
  color: var(--ink);
  border: 1px solid var(--warn);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 13px;
  box-shadow: var(--shadow);
  z-index: 50;
}

.banner.hidden { display: none; }

.banner code {
  background: rgba(15, 23, 42, 0.06);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12px;
}

.empty-queue {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  padding: 24px 0;
}

.loading {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  padding: 24px 0;
}

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .topbar { flex-wrap: wrap; }
  .token-bar input { width: 160px; }
}