:root {
  --bg: #0f1117;
  --panel: #1a1d27;
  --panel-2: #232735;
  --accent: #6ea8fe;
  --text: #e6e8ee;
  --muted: #9aa0ad;
  --border: #2a2e3a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header { background: var(--panel); border-bottom: 1px solid var(--border); }

.bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.9rem 1rem;
  max-width: 820px;
  margin: 0 auto;
  width: 100%;
}

.brand { font-weight: 700; color: var(--accent); letter-spacing: 0.3px; }

nav { display: flex; gap: 0.35rem; }

nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.35rem 0.8rem;
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.95rem;
}
nav a:hover { color: var(--text); background: var(--panel-2); }
nav a.active { color: #fff; background: var(--accent); }

main {
  flex: 1;
  max-width: 820px;
  margin: 0 auto;
  width: 100%;
  padding: 2rem 1rem;
}

h1 { margin-top: 0; }
.lead { color: var(--muted); font-size: 1.05rem; }
.muted { color: var(--muted); }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.1rem 1.3rem;
  margin: 1rem 0;
}

.card code, code {
  background: #0b0d13;
  padding: 0.12rem 0.4rem;
  border-radius: 4px;
  color: var(--accent);
  font-size: 0.9em;
}

.row { display: flex; gap: 0.6rem; align-items: center; flex-wrap: wrap; }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin: 1rem 0;
}

.stat {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  text-align: center;
}
.stat-value { font-size: 2rem; font-weight: 700; }
.stat-label { color: var(--muted); font-size: 0.85rem; margin-top: 0.2rem; }

.btn {
  display: inline-block;
  background: var(--accent);
  color: #0b0d13;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  font-size: 0.95rem;
}
.btn:hover { filter: brightness(1.1); }
.btn.ghost { background: transparent; color: var(--accent); border: 1px solid var(--accent); }

input[type="text"], select {
  background: #0b0d13;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem 0.7rem;
  border-radius: 6px;
  font-size: 0.95rem;
}
input[type="text"] { flex: 1; min-width: 180px; }

.list-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
}

.link-btn {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.9rem;
}
.link-btn:hover { color: var(--text); }

ul.tasks { list-style: none; margin: 0; padding: 0; }
.task {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.6rem 0;
  border-top: 1px solid var(--border);
}
.task:first-child { border-top: none; }
.task label { display: flex; align-items: center; gap: 0.6rem; flex: 1; cursor: pointer; }
.task.done .title { text-decoration: line-through; color: var(--muted); }

.pill {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.pill-high { background: rgba(255,107,107,0.18); color: #ff6b6b; }
.pill-med  { background: rgba(255,209,102,0.18); color: #ffd166; }
.pill-low  { background: rgba(110,168,254,0.18); color: #6ea8fe; }

canvas { width: 100%; height: auto; display: block; }

footer {
  border-top: 1px solid var(--border);
  padding: 0.75rem 1rem;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 560px) {
  .bar { flex-direction: column; gap: 0.6rem; align-items: flex-start; }
  .grid { grid-template-columns: 1fr; }
}