:root {
  --bg: #f5f6fa;
  --surface: #ffffff;
  --surface2: #e8eaf0;
  --border: #d1d5de;
  --text: #1a1d26;
  --text-muted: #5c6272;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --green: #16803c;
  --yellow: #a16207;
  --red: #c4260a;
  --purple: #7c3aed;
  --orange: #c05621;
  --cyan: #0e7490;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.container { max-width: 960px; margin: 0 auto; padding: 24px; }

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

header h1 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; }
header h1 span { color: var(--accent); }

.header-right { display: flex; align-items: center; gap: 12px; }

.meta { font-size: 0.8rem; color: var(--text-muted); }

.add-btn {
  padding: 8px 18px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}

.add-btn:hover { background: var(--accent-hover); }

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--surface);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
  border: 1px solid var(--border);
}

.stat-card .number { font-size: 1.6rem; font-weight: 700; }
.stat-card .label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 2px;
}

/* Filters */
.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filters { display: flex; gap: 6px; flex-wrap: wrap; }

.filter-btn {
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.15s;
}

.filter-btn:hover { border-color: var(--accent); color: var(--text); }
.filter-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.status-filters { display: flex; gap: 6px; }

/* Task list */
.task-list { display: flex; flex-direction: column; gap: 6px; }

.task-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  display: grid;
  grid-template-columns: 36px 1fr auto auto;
  align-items: center;
  gap: 14px;
  transition: all 0.15s;
  cursor: default;
}

.task-card:hover { border-color: var(--accent); }
.task-card.done { opacity: 0.45; }

.priority-badge {
  width: 34px; height: 34px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.85rem;
}

/* Color-blind friendly priority colors: shapes + distinct hues */
.p-1 { background: #fde8e8; color: var(--red); }
.p-2 { background: #fef3c7; color: var(--yellow); }
.p-3 { background: #d1fae5; color: var(--green); }
.p-4 { background: #e8eaf0; color: var(--text-muted); }

.task-info h3 { font-size: 0.9rem; font-weight: 600; margin-bottom: 5px; }

.task-dates {
  display: flex;
  gap: 12px;
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.task-dates .overdue { color: var(--red); font-weight: 600; }

.task-meta { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.tag {
  font-size: 0.68rem;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.tag-client { background: #ede9fe; color: var(--purple); }
.tag-ai { background: #e0f2fe; color: var(--cyan); }
.tag-wp { background: #fff7ed; color: var(--orange); }
.tag-hosting { background: #d1fae5; color: var(--green); }

.status-pill {
  font-size: 0.68rem;
  padding: 4px 10px;
  border-radius: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
  cursor: pointer;
  border: none;
  transition: filter 0.15s;
}

.status-pill:hover { filter: brightness(0.9); }

.s-todo { background: #e8eaf0; color: var(--text-muted); }
.s-in-progress { background: #dbeafe; color: var(--accent); }
.s-done { background: #d1fae5; color: var(--green); }

.actions { display: flex; gap: 4px; }

.act-btn {
  width: 30px; height: 30px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  transition: all 0.15s;
}

.act-btn:hover { background: var(--surface2); color: var(--text); border-color: var(--border); }
.act-btn.delete:hover { color: var(--red); }

/* Modal */
.overlay {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.35);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
}

.overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  width: 460px;
  max-width: 95vw;
  transform: translateY(10px);
  transition: transform 0.2s;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.overlay.open .modal { transform: translateY(0); }
.modal h2 { font-size: 1.1rem; margin-bottom: 20px; }

.form-group { margin-bottom: 14px; }

.form-group label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 5px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.88rem;
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus { border-color: var(--accent); }
.form-group select { cursor: pointer; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
}

.btn {
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: all 0.15s;
}

.btn-cancel { background: var(--surface2); color: var(--text); }
.btn-cancel:hover { background: var(--border); }
.btn-save { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-save:hover { background: var(--accent-hover); }

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state h2 { font-size: 1.15rem; margin-bottom: 8px; color: var(--text); }

/* Confirm dialog */
.confirm-bar {
  background: #fde8e8;
  border: 1px solid var(--red);
  border-radius: 8px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
  font-size: 0.85rem;
  animation: slideDown 0.15s ease-out;
}

@keyframes slideDown { from { opacity: 0; transform: translateY(-6px); } }

.confirm-bar .cb-actions { display: flex; gap: 6px; }

.cb-yes {
  padding: 4px 12px;
  border-radius: 6px;
  background: var(--red);
  color: #fff;
  border: none;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.cb-no {
  padding: 4px 12px;
  border-radius: 6px;
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 0.8rem;
  cursor: pointer;
}