:root {
  --bg: #0e1117;
  --panel: #161b22;
  --muted: #98a6b3;
  --text: #e6edf3;
  --border: #2d333b;
  --accent: #2f81f7;
  --critical: #f85149;
  --high: #db6d28;
  --medium: #d29922;
  --low: #238636;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: radial-gradient(circle at top, #1c2431, var(--bg) 55%);
  color: var(--text);
}

.topbar {
  padding: 1.2rem;
  border-bottom: 1px solid var(--border);
  background: rgba(22, 27, 34, 0.9);
}

.topbar h1 {
  margin: 0;
  font-size: 1.4rem;
}

.topbar p {
  margin: 0.25rem 0 0;
  color: var(--muted);
}

.composer {
  padding: 1rem 1.2rem;
}

.composer h2 {
  margin: 0 0 0.7rem;
  font-size: 1rem;
}

#task-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.6rem;
}

input,
select,
textarea,
button {
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
}

textarea {
  grid-column: 1 / -1;
  min-height: 70px;
  resize: vertical;
}

button {
  cursor: pointer;
  background: linear-gradient(90deg, #1f6feb, var(--accent));
  border: none;
  font-weight: 600;
}

.board {
  display: grid;
  grid-template-columns: repeat(5, minmax(220px, 1fr));
  gap: 1rem;
  padding: 0 1.2rem 1.2rem;
  overflow-x: auto;
}

.column {
  background: rgba(22, 27, 34, 0.9);
  border: 1px solid var(--border);
  border-radius: 10px;
  min-height: 220px;
  padding: 0.7rem;
}

.column h2 {
  font-size: 0.95rem;
  margin: 0 0 0.6rem;
  color: var(--muted);
}

.cards {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.card {
  background: #202632;
  border: 1px solid #334055;
  border-radius: 8px;
  padding: 0.6rem;
}

.card-head {
  display: flex;
  justify-content: space-between;
  gap: 0.4rem;
  align-items: flex-start;
}

.card-title {
  margin: 0;
  font-size: 0.95rem;
}

.card-desc {
  margin: 0.5rem 0;
  font-size: 0.85rem;
  color: #c7d3df;
}

.meta {
  margin: 0.2rem 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.badge {
  border-radius: 999px;
  font-size: 0.72rem;
  padding: 0.18rem 0.45rem;
  border: 1px solid transparent;
  white-space: nowrap;
}

.priority.low {
  color: var(--low);
  border-color: var(--low);
}

.priority.medium {
  color: var(--medium);
  border-color: var(--medium);
}

.priority.high {
  color: var(--high);
  border-color: var(--high);
}

.priority.critical {
  color: var(--critical);
  border-color: var(--critical);
}

.status-select {
  width: 100%;
  margin-top: 0.2rem;
}

@media (max-width: 980px) {
  .board {
    grid-template-columns: repeat(2, minmax(240px, 1fr));
  }
}

@media (max-width: 620px) {
  .board {
    grid-template-columns: 1fr;
  }
}