:root {
  --bg: #0f172a;
  --panel: #111827;
  --card: #1f2937;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #38bdf8;
  --border: #334155;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
.container { max-width: 1200px; margin: 0 auto; padding: 20px; }
.site-header { background: #020617; border-bottom: 1px solid var(--border); }
.nav { display: flex; align-items: center; justify-content: space-between; }
.logo, nav a, a { color: var(--accent); text-decoration: none; }
nav a { margin-left: 16px; }
h1, h2, h3 { margin-top: 0; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}
.grid { display: grid; gap: 16px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stack { display: grid; gap: 10px; }
.mt { margin-top: 20px; }
input, textarea, select, button {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  background: #0b1220;
  color: var(--text);
}
button {
  background: var(--accent);
  color: #001018;
  font-weight: 700;
  cursor: pointer;
}
.list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.project-list { display: grid; gap: 12px; }
.project-item, .task-card {
  display: grid;
  gap: 6px;
  background: #0b1220;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  color: var(--text);
}
.boards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.board-column {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
}
.task-card.empty { color: var(--muted); }
.muted { color: var(--muted); }
.meta-row { display: flex; flex-wrap: wrap; gap: 14px; color: var(--muted); }
.code { min-height: 320px; white-space: pre-wrap; font-family: Consolas, monospace; }
.compact { align-items: end; }
@media (max-width: 700px) {
  .grid.three { grid-template-columns: 1fr; }
}


.auth-card{max-width:480px;margin:2rem auto;}
.error{padding:.75rem 1rem;border-radius:10px;background:#ffe7e7;color:#8b0000;}
.logout-form{display:inline;}
.logout-form button{background:none;border:none;cursor:pointer;font:inherit;padding:0;}
.nav-user{margin:0 .75rem;font-weight:600;}