/* =========================================================
   ADD TASK MODAL — Direction C
   ========================================================= */
.add-task-overlay {
  position: fixed;
  inset: 0;
  z-index: 26000;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  animation: gateModalIn 0.3s cubic-bezier(0.22,1,0.36,1);
  overflow: hidden;
}
.add-task-overlay.add-task-closing {
  animation: gateModalOut 0.25s cubic-bezier(0.55,0,1,0.45) forwards;
}
.add-task-overlay.add-task-swipe-closing {
  animation: slideOutToRight 0.25s cubic-bezier(0.55,0,1,0.45) forwards;
}

.add-task-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(var(--safe-top) + 12px) 16px 12px;
  background: var(--surface);
  border-bottom: 1px solid var(--line-1);
  flex-shrink: 0;
}
.add-task-header-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.add-task-header-title {
  font-size: var(--t-16);
  font-weight: var(--w-semibold);
  color: var(--ink-1);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.add-task-header-subtitle {
  font-size: var(--t-11);
  color: var(--ink-3);
  font-weight: var(--w-semibold);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  margin-top: 2px;
}
.add-task-close {
  background: var(--surface);
  border: 1px solid var(--line-2);
  color: var(--ink-2);
  width: 32px;
  height: 32px;
  border-radius: var(--r-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast) var(--ease);
  -webkit-user-select: none;
  user-select: none;
  font-size: 16px;
  font-weight: var(--w-medium);
  line-height: 1;
  flex-shrink: 0;
  padding: 0;
}
.add-task-close:hover  { background: var(--surface-2); }
.add-task-close:active { background: var(--surface-sunken); }

.add-task-body {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 18px 14px calc(22px + var(--safe-bottom));
}

.add-task-form {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.add-task-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.add-task-label {
  font-size: var(--t-11);
  font-weight: var(--w-semibold);
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  display: flex;
  align-items: center;
  gap: 6px;
}

.add-task-label-icon {
  font-size: 14px;
  line-height: 1;
}

.add-task-input,
.add-task-textarea,
.add-task-select {
  width: 100%;
  box-sizing: border-box;
  padding: 11px 14px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-md);
  font-size: var(--t-14);
  font-family: inherit;
  font-weight: var(--w-regular);
  background: var(--surface);
  color: var(--ink-1);
  outline: none;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
  -webkit-appearance: none;
  appearance: none;
}

.add-task-input:focus,
.add-task-textarea:focus,
.add-task-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.add-task-input::placeholder,
.add-task-textarea::placeholder {
  color: var(--ink-4);
}

.add-task-textarea {
  resize: vertical;
  min-height: 80px;
  line-height: 1.5;
}

.add-task-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2356616f' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

/* Priority buttons */
.add-task-priority-row {
  display: flex;
  gap: 8px;
}

.add-task-priority-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 6px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-md);
  background: var(--surface);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
  -webkit-user-select: none;
  user-select: none;
  font-family: inherit;
}

.add-task-priority-btn:active { transform: scale(0.95); }

.add-task-priority-dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  transition: transform var(--dur-fast) var(--ease);
}

.add-task-priority-label {
  font-size: var(--t-10);
  font-weight: var(--w-semibold);
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
}

.add-task-priority-btn[data-priority="1"] .add-task-priority-dot {
  background: var(--surface-2);
  border: 1px solid var(--line-2);
}
.add-task-priority-btn[data-priority="2"] .add-task-priority-dot { background: var(--gold); }
.add-task-priority-btn[data-priority="3"] .add-task-priority-dot { background: var(--warn); }
.add-task-priority-btn[data-priority="4"] .add-task-priority-dot { background: var(--danger); }

.add-task-priority-btn.selected {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.add-task-priority-btn.selected .add-task-priority-dot { transform: scale(1.1); }
.add-task-priority-btn.selected .add-task-priority-label {
  color: var(--accent);
  font-weight: var(--w-semibold);
}

/* Submit button */
.add-task-submit {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--accent);
  border-radius: var(--r-md);
  background: var(--accent);
  color: #fff;
  font-family: inherit;
  font-size: var(--t-14);
  font-weight: var(--w-semibold);
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
  -webkit-user-select: none;
  user-select: none;
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 6px;
  position: relative;
  overflow: hidden;
}
.add-task-submit:active:not(:disabled) { transform: scale(0.98); }
.add-task-submit:disabled { opacity: 0.6; cursor: not-allowed; }
.add-task-submit .spinner {
  width: 18px;
  height: 18px;
  border-width: 2px;
  display: inline-block;
}

.add-task-submit.success {
  background: var(--ok);
  border-color: var(--ok);
}
.add-task-submit.error {
  background: var(--danger);
  border-color: var(--danger);
}

/* Toast notification */
.add-task-toast {
  position: fixed;
  top: calc(var(--safe-top) + 76px);
  left: 50%;
  transform: translateX(-50%) translateY(-16px);
  background: var(--surface);
  border: 1px solid var(--line-1);
  border-radius: var(--r-md);
  padding: 12px 18px;
  box-shadow: var(--sh-3);
  z-index: 27000;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--t-13);
  font-weight: var(--w-medium);
  color: var(--ink-1);
  animation: toastIn 0.3s var(--ease-out) forwards;
  max-width: 320px;
}
.add-task-toast.toast-out {
  animation: toastOut 0.25s ease forwards;
}
@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(-16px) scale(0.95); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
}
@keyframes toastOut {
  from { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
  to   { opacity: 0; transform: translateX(-50%) translateY(-16px) scale(0.95); }
}

/* + button in column header */
.tasks-column-add-btn {
  margin-left: auto;
  width: 24px;
  height: 24px;
  border-radius: var(--r-xs);
  border: 1px solid currentColor;
  background: var(--surface);
  color: var(--accent);
  font-size: 14px;
  font-weight: var(--w-semibold);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
  -webkit-user-select: none;
  user-select: none;
  line-height: 1;
  flex-shrink: 0;
}
.tasks-column-add-btn:active { transform: scale(0.88); background: var(--surface-2); }
.tasks-column-header-stock .tasks-column-add-btn { color: var(--warn); }

@media (prefers-color-scheme: dark) {
  .add-task-input,
  .add-task-textarea,
  .add-task-select {
    background: var(--surface);
    color: var(--ink-1);
    border-color: var(--line-2);
  }
  .add-task-priority-btn {
    background: var(--surface);
    border-color: var(--line-2);
  }
  .add-task-priority-btn.selected {
    background: var(--accent-soft);
    border-color: var(--accent);
  }
  .add-task-priority-btn[data-priority="1"] .add-task-priority-dot {
    background: var(--surface-2);
    border-color: var(--line-2);
  }
  .tasks-column-add-btn { background: var(--surface); }
  .add-task-toast {
    background: var(--surface);
    border-color: var(--line-1);
  }
  .add-task-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239aa6b4' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  }
}