body[data-theme="10k"] {
  --bg: #f6f2ea;
  --bg-deep: #ece4d6;
  --ink: #1c1a17;
  --muted: #58524b;
  --accent: #0d3b66;
  --accent-dark: #082842;
  --card: rgba(255, 255, 255, 0.9);
  --stroke: #d9d0c4;
  font-family: "Source Serif 4", "Georgia", serif;
  background: radial-gradient(circle at 12% -10%, #fff9ef 0%, var(--bg) 48%, var(--bg-deep) 100%);
}

body[data-theme="10k"]::before {
  background-image: linear-gradient(145deg, rgba(13, 59, 102, 0.12), transparent 50%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.55) 1px, transparent 1px, transparent 20px);
}

body[data-theme="10k"] .page {
  max-width: 1120px;
  padding: 24px 22px 60px;
}

body[data-theme="10k"] .content {
  margin-top: 24px;
}

body[data-theme="10k"] .summary {
  font-size: 15px;
  line-height: 1.55;
}

body[data-theme="10k"] .summary ul {
  margin-left: 18px;
}

.tenk-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  border-radius: 8px;
  border: 2px solid var(--stroke);
  background: var(--card);
  box-shadow: 0 14px 26px rgba(20, 16, 12, 0.08);
}

.tenk-header-left {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tenk-report-code {
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 11px;
  color: var(--accent-dark);
  font-weight: 700;
}

.tenk-title {
  font-size: 30px;
  font-weight: 700;
}

.tenk-tagline {
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tenk-header-right {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-end;
}

.tenk-header-meta {
  text-align: right;
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 12px;
}

.tenk-header-meta .tenk-label {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
  font-size: 10px;
}

.tenk-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.tenk-nav a {
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  padding: 6px 10px;
  border: 1px solid var(--stroke);
  border-radius: 4px;
  transition: border 0.2s ease, color 0.2s ease;
}

.tenk-nav a:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.tenk-report {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 20px;
}

.tenk-cover {
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: 10px;
  padding: 22px;
  box-shadow: 0 18px 36px rgba(20, 16, 12, 0.1);
}

.tenk-cover .tenk-title {
  font-size: 34px;
  margin: 8px 0 10px;
}

.tenk-subtitle {
  font-size: 15px;
  margin-bottom: 16px;
  color: var(--muted);
}

.tenk-meta-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 16px;
}

.tenk-meta-grid > div {
  border-top: 1px solid var(--stroke);
  padding-top: 10px;
}

.tenk-label {
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.tenk-value {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-top: 4px;
}

.tenk-toc {
  border-top: 1px solid var(--stroke);
  padding-top: 12px;
  margin-bottom: 12px;
}

.tenk-toc-title {
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 6px;
  color: var(--muted);
}

.tenk-toc ol {
  margin: 0 0 0 18px;
  padding: 0;
  font-size: 13px;
  line-height: 1.5;
}

.tenk-note {
  font-size: 13px;
  color: var(--muted);
  margin-top: 10px;
}

.tenk-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tenk-section {
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: 10px;
  padding: 18px;
  box-shadow: 0 14px 30px rgba(20, 16, 12, 0.08);
}

.tenk-section-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
}

.tenk-section-head h2 {
  margin: 0;
  font-size: 18px;
}

.tenk-item {
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 11px;
  color: var(--accent-dark);
  font-weight: 700;
}

.tenk-latest {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}

.tenk-latest-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--stroke);
  padding-bottom: 6px;
}

.tenk-overview {
  margin-bottom: 12px;
}

.tenk-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border-radius: 4px;
  background: var(--accent);
  color: #ffffff;
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.tenk-table {
  border-top: 1px solid var(--stroke);
}

.tenk-row {
  display: grid;
  grid-template-columns: 110px 1fr 70px;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--stroke);
  font-size: 13px;
}

.tenk-row-head {
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.tenk-row-link:hover {
  background: rgba(13, 59, 102, 0.06);
}

.tenk-row span:last-child {
  text-align: right;
}

.tenk-link-inline {
  display: inline-flex;
  align-items: center;
  margin-top: 10px;
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-dark);
}

body[data-theme="10k"] .archive-page,
body[data-theme="10k"] .daily {
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 12px 26px rgba(20, 16, 12, 0.08);
}

body[data-theme="10k"] .daily-header,
body[data-theme="10k"] .archive-header {
  border-bottom: 1px solid var(--stroke);
  padding-bottom: 12px;
  margin-bottom: 16px;
}

body[data-theme="10k"] .entry-card,
body[data-theme="10k"] .archive-card {
  border-radius: 6px;
  box-shadow: none;
}

body[data-theme="10k"] .entries {
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

body[data-theme="10k"] .pill,
body[data-theme="10k"] .primary,
body[data-theme="10k"] .ghost {
  border-radius: 4px;
}

body[data-theme="10k"] .site-footer {
  margin-top: 32px;
}

body[data-theme="10k"] .footer-card {
  border-radius: 8px;
  box-shadow: none;
}

@media (max-width: 980px) {
  .tenk-report {
    grid-template-columns: 1fr;
  }

  .tenk-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .tenk-header-right {
    align-items: flex-start;
  }

  .tenk-row {
    grid-template-columns: 100px 1fr 60px;
  }

  body[data-theme="10k"] .entries {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  body[data-theme="10k"] .page {
    padding: 20px 14px 48px;
  }

  .tenk-meta-grid {
    grid-template-columns: 1fr;
  }

  .tenk-row {
    grid-template-columns: 1fr;
  }

  .tenk-row span:last-child {
    text-align: left;
  }
}