:root {
  --bg: #f6f7f9; --panel: #fff; --text: #1c2430; --muted: #6b7683;
  --border: #e3e7ec; --accent: #2f6feb; --danger: #d64545; --badge: #eef2f7;
}
:root[data-theme="dark"] {
  --bg: #12161c; --panel: #1a2029; --text: #e6ebf1; --muted: #97a3b2;
  --border: #2a323d; --accent: #5b8dff; --danger: #e06060; --badge: #232b36;
}
* { box-sizing: border-box; }
body {
  margin: 0; font: 15px/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; }

.topbar {
  display: flex; align-items: center; gap: 20px; padding: 10px 18px;
  background: var(--panel); border-bottom: 1px solid var(--border); flex-wrap: wrap;
}
.brand { font-weight: 700; letter-spacing: .04em; }
.mainnav { display: flex; gap: 16px; flex: 1; flex-wrap: wrap; }
.mainnav a { color: var(--text); }
.user { display: flex; align-items: center; gap: 10px; color: var(--muted); }

.container { max-width: 960px; margin: 0 auto; padding: 20px 18px 60px; }
.pagehead { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
h1 { font-size: 1.5rem; margin: .3em 0 .6em; }
h2 { font-size: 1.15rem; margin: 1.2em 0 .5em; }
.muted { color: var(--muted); }
.err { color: var(--danger); }

.flash {
  max-width: 960px; margin: 12px auto 0; padding: 10px 14px;
  background: var(--badge); border: 1px solid var(--border); border-radius: 8px;
}

.btn {
  display: inline-block; padding: 7px 12px; border: 1px solid var(--accent);
  background: var(--accent); color: #fff; border-radius: 8px; cursor: pointer; font: inherit;
}
.btn.ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn.danger { background: var(--danger); border-color: var(--danger); }
button.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); border-radius: 8px; padding: 5px 9px; cursor: pointer; }
.inline { display: inline; }

.grid { width: 100%; border-collapse: collapse; margin-top: 10px; }
.grid th, .grid td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.grid th { color: var(--muted); font-weight: 600; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.card { display: flex; flex-direction: column; gap: 4px; padding: 16px; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; color: var(--text); }
.card span { color: var(--muted); font-size: .9em; }

.badge { background: var(--badge); border: 1px solid var(--border); padding: 3px 10px; border-radius: 999px; font-size: .85em; }

.stack { display: flex; flex-direction: column; gap: 12px; max-width: 520px; margin-top: 12px; }
.stack label, .subrow { display: flex; flex-direction: column; gap: 4px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 12px 0; }
.check { flex-direction: row; align-items: center; gap: 6px; }
input, select, textarea { font: inherit; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--panel); color: var(--text); }
textarea { min-height: 90px; resize: vertical; }

.subtask { display: flex; justify-content: space-between; gap: 12px; padding: 10px; border: 1px solid var(--border); border-radius: 10px; margin-bottom: 8px; flex-wrap: wrap; }
.subtask .actions, td.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.comment { padding: 8px 10px; background: var(--badge); border-radius: 8px; margin-bottom: 6px; }
.subrow { margin-bottom: 8px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; margin: 12px 0; }
.tile { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 16px; text-align: center; }
.tile b { display: block; font-size: 1.8rem; }
.tile span { color: var(--muted); font-size: .85em; }
.rz { padding: 6px 0; border-bottom: 1px solid var(--border); }

.login-body { display: grid; place-items: center; min-height: 100vh; }
.login-card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 32px; text-align: center; max-width: 380px; }

.filters { display: flex; gap: 14px; align-items: flex-end; flex-wrap: wrap; margin: 12px 0; }
.filters label { display: flex; flex-direction: column; gap: 4px; font-size: .85em; color: var(--muted); }
.prefs { list-style: none; padding: 0; margin: 16px 0; }
.prefs li { padding: 8px 0; border-bottom: 1px solid var(--border); }
.prefs label { display: flex; align-items: center; gap: 10px; cursor: pointer; }

.comment-head { font-size: .85em; margin-bottom: 2px; }
.comment-head .muted { margin-left: 6px; }