:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --panel-2: #f1f3f6;
  --border: #e3e6eb;
  --text: #1b1f27;
  --muted: #667085;
  --accent: #4f46e5;
  --accent-text: #ffffff;
  --accent-soft: #eef0ff;
  --danger: #d92d20;
  --danger-soft: #fef0ef;
  --ok: #067647;
  --ok-soft: #ecfdf3;
  --warn: #b54708;
  --warn-soft: #fffaeb;
  --radius: 10px;
  --shadow: 0 1px 2px rgb(16 24 40 / 6%), 0 1px 3px rgb(16 24 40 / 8%);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --panel: #171a21;
    --panel-2: #1e222b;
    --border: #2a2f3a;
    --text: #e6e8ec;
    --muted: #98a0ae;
    --accent: #818cf8;
    --accent-text: #0f1115;
    --accent-soft: #23264a;
    --danger: #f97066;
    --danger-soft: #3a1d1b;
    --ok: #47cd89;
    --ok-soft: #12291e;
    --warn: #fdb022;
    --warn-soft: #33270f;
    --shadow: none;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: var(--mono); font-size: 12.5px; }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 16px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 0 0 8px; }

/* ---- layout ---- */
.shell { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 18px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; padding: 4px 10px 18px; }
.brand-mark {
  width: 28px; height: 28px; border-radius: 7px; background: var(--accent); color: var(--accent-text);
  display: grid; place-items: center; font-weight: 700;
}
.brand small { display: block; color: var(--muted); font-weight: 400; font-size: 12px; }
.nav a {
  display: block; padding: 8px 10px; border-radius: 8px; color: var(--text); font-weight: 500;
}
.nav a:hover { background: var(--panel-2); text-decoration: none; }
.nav a.active { background: var(--accent-soft); color: var(--accent); }
.sidebar .spacer { flex: 1; }
.main { padding: 28px 32px 60px; max-width: 1200px; width: 100%; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head .sub { color: var(--muted); margin-top: 2px; }

@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; }
  .brand { padding: 0 8px 0 0; }
  .nav { display: flex; flex-wrap: wrap; }
  .main { padding: 20px 16px; }
}

/* ---- components ---- */
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; }
.card + .card { margin-top: 16px; }
.grid { display: grid; gap: 16px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.stat .label { color: var(--muted); font-size: 12.5px; }
.stat .value { font-size: 26px; font-weight: 650; margin-top: 2px; }

button, .btn {
  font: inherit; font-weight: 550; border-radius: 8px; padding: 7px 13px; cursor: pointer;
  border: 1px solid var(--border); background: var(--panel); color: var(--text);
  display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
}
button:hover { background: var(--panel-2); }
button:disabled { opacity: 0.55; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.primary:hover { filter: brightness(1.08); }
button.danger { color: var(--danger); }
button.danger.solid { background: var(--danger); border-color: var(--danger); color: #fff; }
button.small { padding: 3px 9px; font-size: 12.5px; }
button.link { border: none; background: none; padding: 0; color: var(--accent); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

input, select, textarea {
  font: inherit; color: var(--text); background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 7px 10px; width: 100%;
}
input:focus, select:focus, textarea:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { min-height: 110px; resize: vertical; }
input[type="checkbox"] { width: auto; accent-color: var(--accent); }
label.field { display: block; margin-bottom: 14px; }
label.field > span { display: block; font-weight: 550; margin-bottom: 5px; }
.hint { color: var(--muted); font-size: 12.5px; margin-top: 4px; }
.check { display: flex; gap: 8px; align-items: flex-start; margin-bottom: 10px; cursor: pointer; }
.check input { margin-top: 3px; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.filters > * { width: auto; }
.filters input[type="search"] { min-width: 260px; flex: 1; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 550; font-size: 12.5px; }
tr:last-child td { border-bottom: none; }
tr.dim td { opacity: 0.55; }
.table-wrap { overflow-x: auto; }

.badge {
  display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 550;
  background: var(--panel-2); color: var(--muted); border: 1px solid var(--border);
}
.badge.accent { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.badge.ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.badge.warn { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.danger { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
.badge.kind-decision { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.badge.kind-issue { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
.badge.kind-todo { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.kind-progress, .badge.kind-session { background: var(--ok-soft); color: var(--ok); border-color: transparent; }

.entry { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.entry:last-child { border-bottom: none; }
.entry .content { white-space: pre-wrap; word-break: break-word; }
.entry.done .content { text-decoration: line-through; color: var(--muted); }
.entry .meta { color: var(--muted); font-size: 12.5px; margin-top: 3px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.entry .tools { display: flex; gap: 4px; align-items: flex-start; opacity: 0.6; }
.entry:hover .tools { opacity: 1; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.tabs button { border: none; background: none; border-radius: 0; border-bottom: 2px solid transparent; padding: 8px 12px; color: var(--muted); }
.tabs button.active { color: var(--accent); border-bottom-color: var(--accent); }

.kv { display: grid; grid-template-columns: max-content 1fr; gap: 8px 18px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-all; }
.empty { color: var(--muted); padding: 24px 0; text-align: center; }
.muted { color: var(--muted); }
.pill-list { display: flex; flex-wrap: wrap; gap: 4px; }

.secret {
  font-family: var(--mono); font-size: 12.5px; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 12px; word-break: break-all; white-space: pre-wrap; user-select: all;
}
.callout { border-radius: 8px; padding: 10px 12px; margin-bottom: 14px; }
.callout.warn { background: var(--warn-soft); color: var(--warn); }
.callout.info { background: var(--accent-soft); color: var(--accent); }
.callout.danger { background: var(--danger-soft); color: var(--danger); }

/* ---- modal ---- */
dialog {
  border: 1px solid var(--border); border-radius: 14px; padding: 0; background: var(--panel); color: var(--text);
  width: min(560px, calc(100vw - 32px)); box-shadow: 0 20px 50px rgb(0 0 0 / 25%);
}
dialog::backdrop { background: rgb(15 17 21 / 55%); }
dialog header { padding: 16px 20px 0; font-weight: 650; font-size: 16px; }
dialog .body { padding: 16px 20px; max-height: 70vh; overflow: auto; }
dialog footer { padding: 12px 20px 16px; display: flex; justify-content: flex-end; gap: 8px; }
.checklist { max-height: 220px; overflow: auto; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; }
.checklist .check { margin-bottom: 4px; }

/* ---- login ---- */
.login { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login .card { width: min(420px, 100%); }
.login .brand { padding: 0 0 16px; }

/* ---- toasts ---- */
#toasts { position: fixed; bottom: 18px; right: 18px; display: flex; flex-direction: column; gap: 8px; z-index: 50; }
.toast { background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px; box-shadow: var(--shadow); max-width: 380px; }
.toast.error { background: var(--danger); color: #fff; }

/* ---- utilities ---- */
.hidden { display: none; }
.spaced { margin-top: 16px; }
.spaced-bottom { margin-bottom: 14px; }
.filters .spacer { flex: 1; }
.page-head.compact { margin-bottom: 10px; }
a.stat { color: inherit; }
a.stat:hover { text-decoration: none; border-color: var(--accent); }
.grid > .card + .card { margin-top: 0; }
.badge { white-space: nowrap; }
td .actions { flex-wrap: nowrap; }