:root {
  --bg: #f5f6f8;
  --card-bg: #ffffff;
  --text: #1c1f24;
  --text-muted: #6b7280;
  --border: #e3e5e9;
  --accent: #2563eb;
  --accent-soft: #eef2ff;
  --grade-1: #d92626;
  --grade-1-bg: #fdeaea;
  --grade-jun1: #c9791a;
  --grade-jun1-bg: #fbf1e2;
  --grade-2: #4b5563;
  --grade-2-bg: #eef0f2;
  --draft-bg: #f0f1f3;
  --draft-border: #dcdfe4;
  --text-faint: #9aa1ab;
  --shadow: 0 1px 3px rgba(20, 20, 30, 0.08), 0 1px 2px rgba(20, 20, 30, 0.05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --card-bg: #1d2026;
    --text: #e7e9ec;
    --text-muted: #9aa1ab;
    --border: #2c3038;
    --accent: #6d93ff;
    --accent-soft: #232a3d;
    --grade-1: #ff6b6b;
    --grade-1-bg: #3a2020;
    --grade-jun1: #e0a63b;
    --grade-jun1-bg: #382c14;
    --grade-2: #a2a9b3;
    --grade-2-bg: #262a31;
    --draft-bg: #1a1c21;
    --draft-border: #2c3038;
    --text-faint: #6b7280;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  line-height: 1.7;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  padding: 14px 16px;
}

.app-header h1 {
  margin: 0 0 2px;
  font-size: 1.15rem;
}

.app-header .subtitle {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 16px;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.controls input[type="search"] {
  flex: 1 1 200px;
  padding: 9px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  font-size: 0.9rem;
}

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.chip.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.result-count {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin: 4px 2px 12px;
}

.card-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card {
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  box-shadow: var(--shadow);
  transition: transform 0.1s ease;
  min-width: 0;
  text-decoration: none;
  color: inherit;
}

.card[data-internal] {
  cursor: pointer;
}

.card:active {
  transform: scale(0.99);
}

.card.is-published:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(20, 20, 30, 0.12), 0 1px 2px rgba(20, 20, 30, 0.06);
}

.card.is-draft {
  background: var(--draft-bg);
  border-style: dashed;
  border-color: var(--draft-border);
}

.card.is-draft .card-title {
  color: var(--text-muted);
}

.card-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
}

.badge-grade-１軍 { color: var(--grade-1); background: var(--grade-1-bg); }
.badge-grade-準１軍 { color: var(--grade-jun1); background: var(--grade-jun1-bg); }
.badge-grade-２軍 { color: var(--grade-2); background: var(--grade-2-bg); }

.badge-type {
  color: var(--accent);
  background: var(--accent-soft);
}

.card-code {
  color: var(--text-muted);
  font-size: 0.78rem;
}

.card-title {
  font-size: 1.02rem;
  font-weight: 700;
  margin: 0 0 4px;
}

.card-period {
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-bottom: 6px;
}

.card-snippet {
  font-size: 0.85rem;
  color: var(--text);
  opacity: 0.85;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.badge-draft {
  color: var(--text-faint);
  background: transparent;
  border: 1px solid var(--draft-border);
}

.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  font-size: 0.76rem;
}

.is-draft .card-foot {
  border-top-color: var(--draft-border);
}

.foot-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--accent);
  font-weight: 600;
}

.foot-link svg {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
}

.foot-domain {
  color: var(--text-faint);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

.foot-pending {
  color: var(--text-faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.published-banner {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
}

.published-banner svg {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 40px 12px;
  font-size: 0.9rem;
}

/* Detail view */
.detail-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.back-btn {
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 0.85rem;
  cursor: pointer;
  flex-shrink: 0;
}

.detail-article {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 18px 26px;
  margin-top: 14px;
  box-shadow: var(--shadow);
}

.detail-article h1 {
  font-size: 1.25rem;
  margin-top: 0;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 10px;
}

.detail-article h2 {
  font-size: 1.05rem;
  margin-top: 28px;
}

.detail-article h3 {
  font-size: 1.02rem;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 8px 12px;
  border-radius: 8px;
  margin-top: 24px;
}

.detail-article h4 {
  font-size: 0.92rem;
  margin-top: 18px;
  margin-bottom: 6px;
  color: var(--text);
  border-left: 3px solid var(--accent);
  padding-left: 8px;
}

.detail-article p {
  font-size: 0.92rem;
  margin: 6px 0;
}

.detail-article p + p {
  margin-top: 2px;
}

.detail-article ul {
  padding-left: 1.3em;
  font-size: 0.92rem;
}

.detail-article li {
  margin: 4px 0;
}

.detail-article hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 22px 0;
}

.detail-article strong {
  font-weight: 700;
}

.source-files {
  margin-top: 18px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.confirm-box {
  margin-top: 18px;
  border: 1px solid var(--grade-jun1);
  background: var(--grade-jun1-bg);
  border-radius: 10px;
  padding: 4px 16px 14px;
}

.confirm-box h2 {
  color: var(--grade-jun1);
  font-size: 0.95rem;
}

.confirm-box p, .confirm-box ul {
  font-size: 0.85rem;
}

footer.hint {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.75rem;
  padding: 24px 12px 40px;
}

@media (min-width: 700px) {
  .card-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
}