:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1c1f26;
  --muted: #667085;
  --border: #dfe3ea;
  --primary: #b45309;
  --primary-text: #ffffff;
  --code-bg: #eef1f5;
  --pending: #fde68a;
  --pending-text: #78350f;
  --approved: #bbf7d0;
  --approved-text: #14532d;
  --declined: #e5e7eb;
  --declined-text: #374151;
  --merged: #bfdbfe;
  --merged-text: #1e3a8a;
  --published: #e9d5ff;
  --published-text: #581c87;
  --toast-bg: #1c1f26;
  --toast-text: #ffffff;
  --cols: 3;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a;
    --surface: #1e293b;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --border: #334155;
    --primary: #f59e0b;
    --primary-text: #1c1f26;
    --code-bg: #0f172a;
    --pending: #78350f;
    --pending-text: #fde68a;
    --approved: #14532d;
    --approved-text: #bbf7d0;
    --declined: #374151;
    --declined-text: #e5e7eb;
    --merged: #1e3a8a;
    --merged-text: #bfdbfe;
    --published: #581c87;
    --published-text: #e9d5ff;
    --toast-bg: #e2e8f0;
    --toast-text: #0f172a;
  }
}

@media (max-width: 1100px) {
  :root {
    --cols: 2;
  }
}

@media (max-width: 700px) {
  :root {
    --cols: 1;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 650;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.15rem;
  margin: 0 0 12px;
}

h4 {
  font-size: 0.9rem;
}

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

.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}

.topbar-inner,
.page {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 16px;
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 52px;
}

.topbar h1 {
  font-size: 1.05rem;
}

.count {
  font-size: 0.8rem;
  background: var(--pending);
  color: var(--pending-text);
  border-radius: 999px;
  padding: 2px 10px;
}

.signout {
  margin-left: auto;
  font-size: 0.85rem;
}

.page {
  padding: 24px 16px 64px;
}

section + section {
  margin-top: 40px;
}

.empty {
  color: var(--muted);
  margin: 0;
}

/* Elements with display rules would otherwise ignore the hidden attribute. */
[hidden] {
  display: none !important;
}

.signin {
  max-width: 400px;
  margin: 48px auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  display: grid;
  gap: 12px;
}

.signin p {
  margin: 0;
  color: var(--muted);
}

label {
  display: grid;
  gap: 4px;
  font-size: 0.85rem;
  color: var(--muted);
}

input,
textarea {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  width: 100%;
}

.btn {
  font: inherit;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 16px;
  cursor: pointer;
}

.btn:disabled {
  opacity: 0.5;
  cursor: default;
}

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--primary-text);
}

.btn-small {
  font-size: 0.75rem;
  padding: 2px 10px;
  font-weight: 500;
}

.round-group {
  margin-bottom: 32px;
}

.round-group h3 {
  font-size: 0.95rem;
  color: var(--muted);
  margin: 0 0 12px;
}

.grid {
  display: grid;
  gap: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  display: grid;
  gap: 14px;
  min-width: 0;
}

.card-head {
  display: grid;
  gap: 6px;
}

.card-title {
  font-size: 1.05rem;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  font-size: 0.8rem;
  color: var(--muted);
}

.summary {
  margin: 0;
  color: var(--muted);
  white-space: pre-line;
}

.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 1px 9px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: var(--declined);
  color: var(--declined-text);
}

.badge-pending {
  background: var(--pending);
  color: var(--pending-text);
}

.badge-approved {
  background: var(--approved);
  color: var(--approved-text);
}

.badge-declined {
  background: var(--declined);
  color: var(--declined-text);
}

.badge-merged {
  background: var(--merged);
  color: var(--merged-text);
}

.badge-published {
  background: var(--published);
  color: var(--published-text);
}

.frame iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.card-links {
  font-size: 0.9rem;
}

.feedback {
  display: grid;
  gap: 8px;
}

.feedback-count {
  color: var(--muted);
  font-weight: 400;
}

.feedback-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.feedback-item {
  border-top: 1px solid var(--border);
  padding-top: 8px;
  font-size: 0.85rem;
  display: grid;
  gap: 4px;
}

.feedback-item.is-done .feedback-text {
  color: var(--muted);
  text-decoration: line-through;
}

.feedback-meta {
  color: var(--muted);
  font-size: 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.feedback-meta code {
  background: var(--code-bg);
  border-radius: 4px;
  padding: 0 4px;
  font-size: 0.72rem;
  word-break: break-all;
}

.feedback-text {
  margin: 0;
  white-space: pre-wrap;
}

.feedback-actions {
  display: flex;
  gap: 6px;
}

.decision {
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.history-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  display: grid;
  gap: 4px;
  font-size: 0.9rem;
}

.history-item .card-meta {
  font-size: 0.78rem;
}

.history-note {
  margin: 0;
  color: var(--muted);
  white-space: pre-wrap;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  max-width: calc(100vw - 32px);
  background: var(--toast-bg);
  color: var(--toast-text);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 0.9rem;
  box-shadow: 0 8px 24px rgb(0 0 0 / 0.25);
  z-index: 10;
}