/* Layout is Studio-like; brand is 青寄り (not Supabase green). */
:root {
  --brand: hsl(226deg 72% 54%);
  --brand-600: hsl(226deg 55% 32%);
  --brand-200: hsl(226deg 80% 95%);
  --brand-400: hsl(226deg 62% 74%);
  --destructive: hsl(10.2deg 77.9% 53.9%);
  --destructive-200: hsl(0deg 100% 99.4%);
  --warning-600: hsl(30.3deg 80.3% 47.8%);
  --warning-200: hsl(40deg 81.8% 97.8%);
  --bg: hsl(34deg 12% 96.5%);
  --sidebar: hsl(34deg 10% 94.5%);
  --surface: #fff;
  --border: hsl(0 0% 90%);
  --text: hsl(0 0% 10%);
  --muted: hsl(0 0% 42%);
  --label: hsl(0 0% 48%);
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  color-scheme: light;
}
.shell {
  display: grid;
  grid-template-columns: 56px 1fr;
  min-height: 100%;
}
.rail {
  background: var(--sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 0;
  gap: 8px;
}
.mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--brand);
  display: grid;
  place-items: center;
}
.mark svg { display: block; }
.rail a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--muted);
}
.rail a.active {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
}
.workspace { min-width: 0; display: flex; flex-direction: column; }
.topbar {
  height: 48px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,.72);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 2;
}
.crumb { font-size: 13px; font-weight: 500; }
.sep { color: var(--border); }
.badge {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .04em;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--brand-200);
  color: var(--brand-600);
}
.topbar .spacer { flex: 1; }
.who { font-size: 13px; color: var(--muted); }
main {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 28px 24px 80px;
}
.page-title { font-size: 24px; font-weight: 600; letter-spacing: -.02em; margin: 0 0 4px; }
.lead { margin: 0 0 24px; color: var(--muted); font-size: 14px; }
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}
.card h2 {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 600;
}
.eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--label);
}
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
input {
  width: 100%;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-size: 14px;
}
input:focus { outline: 2px solid hsl(226deg 72% 54% / .35); border-color: var(--brand); }
button {
  cursor: pointer;
  border: 0;
  border-radius: 6px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 600;
  background: var(--brand);
  color: #fff;
}
button:hover { filter: brightness(.97); }
button.secondary {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
}
button.danger {
  background: #fff;
  color: var(--destructive);
  border: 1px solid hsl(10.2deg 77.9% 53.9% / .35);
}
a { text-decoration: none; color: inherit; }
.row { display: flex; gap: 8px; align-items: center; margin-top: 12px; flex-wrap: wrap; }
.err { color: var(--destructive); font-size: 13px; min-height: 18px; margin: 8px 0 0; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 500; font-size: 12px; }
tr:last-child td { border-bottom: 0; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  background: hsl(34deg 12% 96.5%);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
}
.flash {
  background: var(--brand-200);
  border: 1px solid var(--brand-400);
  color: var(--brand-600);
  padding: 12px;
  border-radius: 10px;
  margin-bottom: 16px;
  word-break: break-all;
}
.flash strong { display: block; color: var(--warning-600); margin-bottom: 6px; font-size: 13px; }
.flash .row { margin-top: 8px; align-items: flex-start; }
.flash code { flex: 1; display: block; padding: 8px 10px; background: #fff; color: var(--text); }
.muted { color: var(--muted); }
.hidden { display: none !important; }
.provider {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 120px;
}
.provider p { margin: 0; font-size: 13px; color: var(--muted); flex: 1; }
.dots {
  background-image: radial-gradient(hsl(0 0% 82%) 1px, transparent 1px);
  background-size: 16px 16px;
}
.article-list { display: flex; flex-direction: column; gap: 10px; }
.article-list a.card {
  display: block;
  padding: 16px 18px;
}
.article-list a.card:hover { border-color: var(--brand-400); }
.article-list h2 { font-size: 16px; margin: 0 0 6px; }
.article-list p { margin: 0; font-size: 13px; color: var(--muted); }
.meta { display: flex; gap: 12px; flex-wrap: wrap; margin: 0 0 16px; font-size: 13px; color: var(--muted); }
.canvas { background: var(--bg); }
.page-head { margin-bottom: 20px; }
.page-head .back { display: inline-block; margin-bottom: 10px; }
.page-head-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.page-head-row .page-title { margin: 0; }
.stat-grid {
  display: grid;
  grid-template-columns: 1.6fr 0.7fr 0.9fr 0.9fr;
  gap: 12px;
  margin-bottom: 16px;
}
.stat { min-height: 92px; }
.stat .eyebrow { margin-bottom: 8px; }
.stat h2 { font-size: 14px; font-weight: 600; line-height: 1.45; margin: 0; }
.stat .mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  font-weight: 500;
  word-break: break-all;
}
.memo-panel { padding: 18px 22px 28px; }
.memo {
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
  color: var(--text);
}
.memo h1 { font-size: 18px; font-weight: 600; letter-spacing: -.02em; margin: 4px 0 16px; }
.memo h2 {
  font-size: 14px;
  font-weight: 600;
  margin: 28px 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.memo h3 { font-size: 13px; font-weight: 600; margin: 18px 0 6px; }
.memo p, .memo li { font-size: 14px; line-height: 1.7; }
.memo p { margin: 0 0 10px; }
.memo ul, .memo ol { padding-left: 1.2em; margin: 0 0 12px; }
.memo li { margin: 0 0 6px; }
.memo li::marker { color: var(--muted); }
.memo strong { font-weight: 600; }
.memo code { font-size: 12.5px; }
.back { font-size: 13px; color: var(--brand-600); font-weight: 500; }
.back:hover { text-decoration: underline; }
@media (max-width: 720px) {
  .shell { grid-template-columns: 1fr; }
  .rail { flex-direction: row; justify-content: flex-start; padding: 8px 12px; border-right: 0; border-bottom: 1px solid var(--border); }
  .grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr; }
  .topbar { flex-wrap: wrap; height: auto; padding: 10px 12px; }
}