/* ============================================================
 *  DESKTOP CSS — Kanban Board (Height / Asana style)
 * ============================================================ */

.desktop-view {
  display: flex; flex-direction: column;
  height: 100dvh; background: var(--bg);
  overflow: hidden; position: relative;
}

/* ---------- Header ---------- */
.desktop-header {
  height: 56px; display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0; z-index: var(--z-header);
}

.desktop-header-brand {
  font-size: 1.125rem; font-weight: 600; color: var(--text-primary);
  display: flex; align-items: center; gap: 8px; width: 220px;
}

.desktop-header-search { flex: 1; max-width: 400px; margin: 0 24px; }
.desktop-header-search .input {
  background: var(--bg); border-color: transparent;
}
.desktop-header-search .input:focus {
  background: var(--bg-surface); border-color: var(--border);
}

.desktop-header-filters { display: flex; gap: 12px; margin-right: 24px; }
.desktop-header-actions { display: flex; gap: 12px; }

/* ---------- Stats Bar ---------- */
.desktop-stats {
  display: flex; gap: 16px; padding: 16px 24px;
  background: var(--bg-surface); border-bottom: 1px solid var(--border);
  flex-shrink: 0; overflow-x: auto;
}
.stat-card {
  flex: 1; min-width: 140px; display: flex; flex-direction: column; gap: 4px;
  padding: 12px 16px; background: var(--bg);
  border-radius: var(--r-md); border: 1px solid var(--border);
}
.stat-val { font-size: 1.25rem; font-weight: 600; font-family: 'JetBrains Mono', monospace; }
.stat-label { font-size: 0.75rem; font-weight: 500; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; }

/* ---------- Board Canvas ---------- */
.board-container {
  flex: 1; overflow-x: auto; overflow-y: hidden;
  display: flex; padding: 24px; gap: 16px;
  align-items: flex-start;
}

/* ---------- Column ---------- */
.board-col {
  flex: 0 0 300px; display: flex; flex-direction: column;
  height: 100%; max-height: 100%;
  background: var(--bg-surface);
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  transition: width var(--t-base);
}
.board-col.collapsed { flex: 0 0 60px; overflow: hidden; cursor: pointer; }
.board-col.collapsed .board-col-header { writing-mode: vertical-rl; padding: 16px 0; align-items: center; justify-content: flex-start; }
.board-col.collapsed .col-title { transform: rotate(180deg); margin: 12px 0; }
.board-col.collapsed .board-col-list, .board-col.collapsed .board-col-add { display: none; }

.board-col-header {
  padding: 12px 16px; display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--border); user-select: none;
}
.col-title-wrap { display: flex; align-items: center; gap: 8px; }
.col-dot { width: 8px; height: 8px; border-radius: 4px; background: var(--dot-color); }
.col-title { font-weight: 600; font-size: 0.875rem; color: var(--text-primary); }
.col-count { 
  background: var(--bg); padding: 2px 6px; 
  border-radius: 10px; font-size: 0.75rem; color: var(--text-secondary);
  border: 1px solid var(--border);
}

.board-col-list {
  flex: 1; overflow-y: auto; padding: 12px;
  display: flex; flex-direction: column; gap: 10px;
  min-height: 100px; scrollbar-width: thin;
}

.board-col-add {
  padding: 12px; border-top: 1px solid var(--border);
}
.board-col-add button {
  width: 100%; text-align: left; padding: 6px 12px;
  color: var(--text-secondary); font-size: 0.8125rem; font-weight: 500;
  border-radius: var(--r-sm);
}
.board-col-add button:hover { background: var(--bg-hover); color: var(--text-primary); }

/* ---------- Card ---------- */
.board-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 12px;
  cursor: grab; display: flex; flex-direction: column; gap: 8px;
  transition: box-shadow var(--t-fast), border-color var(--t-fast);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.board-card:hover { border-color: var(--border-focus); box-shadow: var(--shadow-md); }
.board-card:active { cursor: grabbing; }

.board-card-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.board-card-name { font-weight: 500; font-size: 0.875rem; color: var(--text-primary); line-height: 1.3; }
.board-card-client { font-size: 0.8125rem; color: var(--text-secondary); }

.board-card-due {
  display: inline-flex; align-items: center; padding: 2px 6px;
  border-radius: 4px; font-size: 0.6875rem; font-weight: 600;
  background: var(--bg); color: var(--text-secondary); border: 1px solid var(--border);
}
.board-card-due.overdue { background: #fef2f2; color: #b91c1c; border-color: #fecaca; }
.board-card-due.soon { background: #fffbeb; color: #b45309; border-color: #fde68a; }

.board-card-footer {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-top: 4px;
}
.board-card-meta { display: flex; flex-direction: column; font-size: 0.75rem; color: var(--text-secondary); font-family: 'JetBrains Mono', monospace; }
.board-card-actions { display: flex; gap: 4px; opacity: 0; transition: opacity var(--t-fast); }
.board-card:hover .board-card-actions { opacity: 1; }

.board-card-tags { display: flex; flex-wrap: wrap; gap: 4px; }

/* ---------- Side Panel ---------- */
.side-panel {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: 400px; background: var(--bg-surface);
  border-left: 1px solid var(--border);
  box-shadow: -4px 0 24px rgba(0,0,0,0.05);
  transform: translateX(100%); transition: transform var(--t-base) var(--ease-spring);
  z-index: 200; display: flex; flex-direction: column;
}
.side-panel.active { transform: translateX(0); }

.panel-header {
  padding: 16px 24px; border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
}
.panel-header h2 { font-size: 1.125rem; font-weight: 600; color: var(--text-primary); }
.panel-header-actions { display: flex; gap: 8px; }

.panel-body {
  flex: 1; overflow-y: auto; padding: 24px;
  display: flex; flex-direction: column; gap: 20px;
}
.panel-section-title {
  font-size: 0.75rem; font-weight: 600; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 8px;
}

.panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.panel-field { display: flex; flex-direction: column; gap: 4px; }
.panel-field-label { font-size: 0.75rem; color: var(--text-secondary); }
.panel-field-value { font-size: 0.875rem; font-weight: 500; color: var(--text-primary); }
.panel-desc {
  font-size: 0.875rem; color: var(--text-secondary); line-height: 1.6;
  white-space: pre-wrap; background: var(--bg); padding: 12px; border-radius: var(--r-md);
  border: 1px solid var(--border);
}

.panel-footer {
  padding: 16px 24px; border-top: 1px solid var(--border); background: var(--bg);
  display: flex; justify-content: space-between;
}

/* ---------- Keyboard Hints ---------- */
.keyboard-hints {
  position: absolute; bottom: 16px; left: 24px;
  display: flex; gap: 12px; font-size: 0.75rem; color: var(--text-muted);
}
.kbd {
  display: inline-block; padding: 2px 6px; background: var(--bg-surface);
  border: 1px solid var(--border); border-radius: 4px;
  border-bottom-width: 2px; font-family: 'JetBrains Mono', monospace;
  color: var(--text-secondary); margin-right: 4px;
}