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

body {
  font-family: sans-serif;
  background: #fff;
  overflow: hidden;
  height: 100vh;
  width: 100vw;
}

/* ── Canvas ── */
#cy {
  position: absolute;
  inset: 0;
  background-color: #fff;
  background-image:
    linear-gradient(rgba(0,0,0,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.06) 1px, transparent 1px);
  background-size: 32px 32px;
}

#connect-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 10;
}

/* ── Toolbar ── */
#toolbar {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-end;
}

.toolbar-group {
  display: flex;
  gap: 4px;
  background: rgba(255,255,255,0.92);
  border: 1px solid #ccc;
  border-radius: 6px;
  padding: 4px 6px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.12);
  align-items: center;
}

.tb-btn {
  background: none;
  border: 1px solid #bbb;
  border-radius: 4px;
  width: 28px;
  height: 28px;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #333;
  transition: background 0.15s;
}
.tb-btn:hover { background: #eee; }

.tb-label {
  font-size: 12px;
  color: #444;
  user-select: none;
  white-space: nowrap;
}

/* Toggle switch */
.toggle-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
}
.toggle {
  position: relative;
  width: 36px;
  height: 20px;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute;
  inset: 0;
  background: #ccc;
  border-radius: 20px;
  cursor: pointer;
  transition: background 0.2s;
}
.toggle-slider::before {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  left: 3px;
  top: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.2s;
}
.toggle input:checked + .toggle-slider { background: #555; }
.toggle input:checked + .toggle-slider::before { transform: translateX(16px); }

/* Save bar */
#save-bar {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  gap: 8px;
  background: rgba(255,255,255,0.92);
  border: 1px solid #ccc;
  border-radius: 8px;
  padding: 8px 14px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
  align-items: center;
}

.save-btn {
  padding: 6px 14px;
  border-radius: 5px;
  border: 1px solid #999;
  background: #f4f4f4;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
}
.save-btn:hover { background: #e2e2e2; }
.save-btn.primary {
  background: #3a3a3a;
  color: #fff;
  border-color: #3a3a3a;
}
.save-btn.primary:hover { background: #555; }
.save-btn.danger {
  background: #8b1a1a;
  color: #fff;
  border-color: #8b1a1a;
}
.save-btn.danger:hover { background: #a52020; }

#save-status {
  font-size: 12px;
  color: #777;
  min-width: 120px;
  text-align: center;
}

/* ── Context menu ── */
#ctx-menu {
  position: fixed;
  z-index: 200;
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.18);
  min-width: 140px;
  overflow: hidden;
  display: none;
}
#ctx-menu.visible { display: block; }

.ctx-item {
  padding: 9px 16px;
  font-size: 13px;
  cursor: pointer;
  color: #222;
  user-select: none;
}
.ctx-item:hover { background: #f0f0f0; }
.ctx-item.danger { color: #8b1a1a; }
.ctx-item.separator {
  border-top: 1px solid #eee;
  padding-top: 8px;
  margin-top: 2px;
}
.ctx-item.disabled { color: #aaa; cursor: default; pointer-events: none; }

/* ── Modal ── */
#modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.35);
  z-index: 300;
  display: none;
  align-items: center;
  justify-content: center;
}
#modal-overlay.visible { display: flex; }

#modal {
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.22);
  padding: 28px 32px;
  min-width: 360px;
  max-width: 480px;
  width: 100%;
}

#modal h2 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 20px;
  color: #1a1a1a;
}

.form-field {
  margin-bottom: 16px;
}
.form-field label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: #555;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 5px;
}
.form-field input[type=text],
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
  font-size: 14px;
  color: #222;
  background: #fafafa;
  outline: none;
  transition: border-color 0.15s;
}
.form-field input[type=text]:focus,
.form-field textarea:focus,
.form-field select:focus { border-color: #888; background: #fff; }
.form-field textarea { resize: vertical; min-height: 72px; }

.form-field.required label::after { content: ' *'; color: #8b1a1a; }

/* Color palette */
.color-palette {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.color-swatch {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.1s, border-color 0.1s;
}
.color-swatch:hover { transform: scale(1.15); }
.color-swatch.selected { border-color: #222; }

/* website_ref autocomplete */
.ref-wrap { position: relative; }
.ref-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid #ccc;
  border-top: none;
  border-radius: 0 0 5px 5px;
  max-height: 200px;
  overflow-y: auto;
  z-index: 400;
  display: none;
}
.ref-dropdown.open { display: block; }
.ref-group-label {
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #888;
  background: #f5f5f5;
  border-top: 1px solid #eee;
}
.ref-item {
  padding: 7px 10px;
  font-size: 13px;
  cursor: pointer;
  color: #222;
}
.ref-item:hover { background: #f0f0f0; }
.ref-clear {
  font-size: 11px;
  color: #888;
  cursor: pointer;
  margin-top: 4px;
  display: inline-block;
}
.ref-clear:hover { color: #333; }

/* Direction selector */
.direction-group {
  display: flex;
  gap: 8px;
}
.dir-opt {
  flex: 1;
  padding: 7px 4px;
  border: 1px solid #ccc;
  border-radius: 5px;
  text-align: center;
  font-size: 12px;
  cursor: pointer;
  user-select: none;
  background: #fafafa;
  transition: background 0.15s, border-color 0.15s;
}
.dir-opt:hover { background: #f0f0f0; }
.dir-opt.selected { background: #3a3a3a; color: #fff; border-color: #3a3a3a; }

/* Modal buttons */
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 24px;
}
.modal-actions button {
  padding: 8px 18px;
  border-radius: 5px;
  border: 1px solid #999;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.15s;
}
.modal-actions .btn-cancel { background: #f4f4f4; }
.modal-actions .btn-cancel:hover { background: #e2e2e2; }
.modal-actions .btn-confirm {
  background: #3a3a3a;
  color: #fff;
  border-color: #3a3a3a;
}
.modal-actions .btn-confirm:hover { background: #555; }

/* ── GM banner ── */
#gm-banner {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 100;
  background: rgba(139,26,26,0.88);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  letter-spacing: 0.05em;
  display: none;
}

/* ── Toast ── */
#toast {
  position: fixed;
  bottom: 64px;
  left: 50%;
  transform: translateX(-50%);
  background: #222;
  color: #fff;
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 13px;
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
#toast.show { opacity: 1; }