/* ===== Reset & base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:           #1a1a2e;
  --surface:      #252540;
  --surface-2:    #2e2e50;
  --border:       rgba(255,255,255,0.08);
  --text:         #e0e0ff;
  --text-muted:   #7070a0;
  --accent:       #6c63ff;
  --urgent:       #ff4757;
  --high:         #ffa502;
  --medium:       #1e90ff;
  --low:          #a4b0be;
  --status-open:  #2ed573;
  --status-pend:  #ffa502;
  --status-res:   #1e90ff;
  --status-clos:  #747d8c;
  --toolbar-h:    52px;
  --card-w:       300px;
  --radius:       10px;
}

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  font-size: 14px;
  user-select: none;
}

/* ===== Toolbar ===== */
#toolbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--toolbar-h);
  background: rgba(26, 26, 46, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 1000;
  gap: 16px;
}

#toolbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

#app-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
}

.badge {
  background: var(--surface-2);
  color: var(--text-muted);
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

#toolbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

#zoom-controls {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 3px 6px;
}

#zoom-label {
  min-width: 40px;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.toolbar-btn {
  background: var(--surface);
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 5px 12px;
  font-size: 13px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: background 0.15s, color 0.15s;
  text-decoration: none;
}

.toolbar-btn:hover { background: var(--surface-2); color: var(--text); }
.toolbar-btn.icon-btn { padding: 5px 9px; font-size: 15px; }

#btn-refresh svg { transition: transform 0.4s; }
#btn-refresh.loading svg { animation: spin 0.8s linear infinite; }

@keyframes spin { to { transform: rotate(360deg); } }

/* ===== Viewport & Canvas ===== */
#viewport {
  position: fixed;
  top: var(--toolbar-h);
  left: 0; right: 0; bottom: 0;
  overflow: hidden;
  cursor: grab;
  /* dot-grid background */
  background-image: radial-gradient(circle, rgba(255,255,255,0.10) 1px, transparent 1px);
  background-size: 30px 30px;
}

#viewport.panning { cursor: grabbing; }
#viewport.dragging-card { cursor: grabbing; }

#canvas {
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 0;       /* sized by content */
  transform-origin: 0 0;
  will-change: transform;
}

/* ===== Ticket Cards ===== */
.ticket-card {
  position: absolute;
  width: var(--card-w);
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  border: 1px solid var(--border);
  border-left: 4px solid var(--low);
  cursor: grab;
  transition: box-shadow 0.15s, transform 0.12s;
  overflow: hidden;
}

.ticket-card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.6);
  transform: translateY(-2px);
}

.ticket-card.dragging {
  cursor: grabbing;
  box-shadow: 0 16px 48px rgba(0,0,0,0.7);
  transform: scale(1.025);
  transition: box-shadow 0.15s;  /* no transform transition while dragging */
  z-index: 9999 !important;
}

/* Priority border colors */
.ticket-card[data-priority="urgent"] { border-left-color: var(--urgent); }
.ticket-card[data-priority="high"]   { border-left-color: var(--high); }
.ticket-card[data-priority="medium"] { border-left-color: var(--medium); }
.ticket-card[data-priority="low"]    { border-left-color: var(--low); }

.card-header {
  padding: 12px 14px 8px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.id-chip {
  flex-shrink: 0;
  background: rgba(108,99,255,0.2);
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 5px;
  margin-top: 2px;
}

.card-subject {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.card-body {
  padding: 0 14px 10px;
}

.card-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--text-muted);
}

.avatar {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--surface-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 700;
  color: var(--text-muted);
  flex-shrink: 0;
}

.arrow-sep { opacity: 0.4; }

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
}
.status-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.status-open   { color: var(--status-open);  background: rgba(46,213,115,0.12); }
.status-pending{ color: var(--status-pend);  background: rgba(255,165,2,0.12); }
.status-resolved{color: var(--status-res);   background: rgba(30,144,255,0.12); }
.status-closed { color: var(--status-clos);  background: rgba(116,125,140,0.12); }

.priority-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 7px;
  border-radius: 4px;
}
.priority-urgent { color: var(--urgent); background: rgba(255,71,87,0.12); }
.priority-high   { color: var(--high);   background: rgba(255,165,2,0.12); }
.priority-medium { color: var(--medium); background: rgba(30,144,255,0.12); }
.priority-low    { color: var(--low);    background: rgba(164,176,190,0.10); }

.card-footer {
  padding: 8px 14px 12px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
}

.card-date {
  font-size: 11px;
  color: var(--text-muted);
}

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

.tag-chip {
  font-size: 10px;
  color: #9090c0;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 4px;
  padding: 1px 6px;
}

/* ===== Loading overlay ===== */
#loading-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  z-index: 2000;
  transition: opacity 0.3s;
}

#loading-overlay.hidden { opacity: 0; pointer-events: none; }

.spinner {
  width: 36px; height: 36px;
  border: 3px solid rgba(108,99,255,0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

#loading-overlay p { color: var(--text-muted); font-size: 14px; }

/* ===== Error toast ===== */
#error-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255,71,87,0.15);
  border: 1px solid rgba(255,71,87,0.35);
  color: #ff6b7a;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 13px;
  z-index: 3000;
  transition: opacity 0.3s;
}
#error-toast.hidden { opacity: 0; pointer-events: none; }

/* ===== Modal ===== */
#modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5000;
  transition: opacity 0.2s;
}
#modal-backdrop.hidden { opacity: 0; pointer-events: none; }

#modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 32px;
  width: min(600px, 90vw);
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 16px 64px rgba(0,0,0,0.7);
}

#modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 10px;
}

#modal-header > div {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

#modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background 0.15s;
  flex-shrink: 0;
}
#modal-close:hover { background: var(--surface-2); color: var(--text); }

#modal-subject {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 12px;
}

#modal-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.meta-sep { opacity: 0.4; }

#modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

#modal-description {
  font-size: 14px;
  line-height: 1.7;
  color: #c0c0e0;
  white-space: pre-wrap;
  border-top: 1px solid var(--border);
  padding-top: 16px;
  max-height: 320px;
  overflow-y: auto;
}

/* ===== Log modal ===== */
#log-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: 64px 20px 20px;
  z-index: 4000;
  transition: opacity 0.2s;
}
#log-backdrop.hidden { opacity: 0; pointer-events: none; }

#log-modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  width: min(700px, 95vw);
  max-height: 70vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 16px 64px rgba(0,0,0,0.7);
  overflow: hidden;
}

#log-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

#log-entries {
  overflow-y: auto;
  padding: 12px 16px;
  flex: 1;
  font-family: 'Consolas', 'Fira Mono', monospace;
  font-size: 12px;
}

.log-entry {
  display: grid;
  grid-template-columns: 140px 52px 1fr;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 6px;
  margin-bottom: 3px;
  align-items: baseline;
  line-height: 1.5;
}
.log-entry:hover { background: rgba(255,255,255,0.04); }
.log-entry.level-error { background: rgba(255,71,87,0.07); }

.log-time  { color: var(--text-muted); white-space: nowrap; }
.log-level { font-weight: 700; text-transform: uppercase; font-size: 10px; }
.log-level.error { color: #ff6b7a; }
.log-level.info  { color: #2ed573; }
.log-level.warn  { color: #ffa502; }
.log-msg   { color: var(--text); word-break: break-word; }

.log-context {
  grid-column: 3;
  color: #6060a0;
  font-size: 11px;
  word-break: break-all;
  margin-top: 2px;
}

.log-empty {
  color: var(--text-muted);
  text-align: center;
  padding: 40px 0;
  font-size: 13px;
}

/* Scrollbar styling */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }