/* ===========================================
   Tasks Page - Refined Design
   =========================================== */

.tasks-page {
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--color-background);
}

.tasks-page__container {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-xl);
}

/* ===========================================
   Tasks Header
   =========================================== */

.tasks-header {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-2xl);
  align-items: center;
  text-align: center;
}

.tasks-header__top {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
}

.tasks-header__title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--color-text-emphasis);
  margin: 0;
  letter-spacing: var(--tracking-tighter);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===========================================
   Task Creation Form
   =========================================== */

.task-creation {
  width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
  position: relative;
  overflow: hidden;
}

/* Subtle top accent */
.task-creation::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
}

.task-creation__form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.task-creation__main {
  width: 100%;
}

.task-creation__textarea {
  width: 100%;
  min-height: 100px;
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-background);
  color: var(--color-text);
  font-family: inherit;
  font-size: var(--text-base);
  line-height: 1.6;
  resize: vertical;
  transition:
    border-color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
}

.task-creation__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-surface), var(--shadow-glow);
}

.task-creation__textarea::placeholder {
  color: var(--color-text-subtle);
}

.task-creation__controls {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-end;
}

.task-creation__inputs {
  display: flex;
  gap: var(--spacing-md);
  flex: 1;
}

.task-creation__select {
  flex: 1;
  min-width: 180px;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-background);
  color: var(--color-text);
  font-size: var(--text-sm);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a1a1aa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-sm) center;
  padding-right: var(--spacing-2xl);
}

.task-creation__select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-surface);
}

.task-creation__submit {
  padding: var(--spacing-md);
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--radius-lg);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  transition:
    transform var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
  box-shadow: var(--shadow-sm), 0 0 0 0 var(--color-primary-glow);
}

.task-creation__submit:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.task-creation__submit:active {
  transform: scale(0.98);
}

.task-creation__submit svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* ===========================================
   Tabs
   =========================================== */

.tabs {
  margin-bottom: var(--spacing-xl);
}

/* ===========================================
   Tasks List
   =========================================== */

.tasks-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--color-border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

/* ===========================================
   Task Item
   =========================================== */

.task-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--color-surface);
  transition:
    background-color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out);
}

.task-item:hover {
  background: var(--color-surface-hover);
}

.task-item__link {
  flex: 1;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  min-width: 0;
}

.task-item__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--spacing-lg);
}

.task-item__title {
  font-size: var(--text-base);
  color: var(--color-text);
  font-weight: var(--font-medium);
  line-height: 1.4;
  flex: 1;
}

.task-item__badges {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}

.task-item__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
}

.task-item__details {
  font-size: var(--text-sm);
  color: var(--color-text-subtle);
}

.task-item__channel {
  color: var(--color-text-muted);
  font-weight: var(--font-medium);
}

.task-item__context {
  color: var(--color-text-subtle);
  font-style: italic;
}

.task-item__stats {
  display: flex;
  gap: var(--spacing-sm);
}

.task-item__stat {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  font-family: var(--font-mono);
}

.task-item__stat--messages {
  color: var(--color-primary);
  background: var(--color-primary-surface);
}

.task-item__stat--tools {
  color: var(--color-success);
  background: var(--color-success-surface);
}

.task-item__stat--tokens {
  color: var(--color-text-muted);
  background: var(--color-surface-elevated);
}

/* Task Actions */
.task-item__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.task-item:hover .task-item__actions {
  opacity: 1;
}

.task-item__action {
  padding: var(--spacing-sm);
  border: none;
  background: transparent;
  color: var(--color-text-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    color var(--duration-fast) var(--ease-out),
    background-color var(--duration-fast) var(--ease-out);
}

.task-item__action:hover {
  background: var(--color-surface-active);
  color: var(--color-text);
}

.task-item__action svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.task-item__button {
  background: none;
  border: none;
  padding: var(--spacing-sm);
  margin: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-subtle);
  border-radius: var(--radius-md);
  transition:
    color var(--duration-fast) var(--ease-out),
    background-color var(--duration-fast) var(--ease-out);
}

.task-item__button:hover {
  background: var(--color-surface-active);
  color: var(--color-text);
}

/* ===========================================
   Loading & Empty States
   =========================================== */

.loading-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-2xl);
  background: var(--color-surface);
  color: var(--color-text-subtle);
  font-size: var(--text-sm);
}

.loading-indicator--hidden {
  visibility: hidden;
  opacity: 0;
}

.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

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

.empty-state {
  text-align: center;
  padding: var(--spacing-3xl);
  color: var(--color-text-subtle);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
}

.empty-state__icon {
  margin: 0 auto var(--spacing-lg);
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  opacity: 0.2;
}

.empty-state__icon svg {
  width: 32px;
  height: 32px;
  stroke: white;
  stroke-width: 1.5;
  fill: none;
}

.empty-state__title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin: 0 0 var(--spacing-sm);
  color: var(--color-text);
}

.empty-state__description {
  font-size: var(--text-base);
  margin: 0;
  color: var(--color-text-muted);
}

/* ===========================================
   Responsive
   =========================================== */

@media (max-width: 1024px) {
  .tasks-page__container {
    max-width: none;
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  .task-creation__controls {
    flex-direction: column;
    align-items: stretch;
  }

  .task-creation__inputs {
    flex-direction: column;
  }

  .task-creation__submit {
    align-self: flex-end;
  }

  .task-item {
    padding: var(--spacing-md);
  }

  .task-item__header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .task-item__badges {
    align-self: stretch;
    justify-content: flex-start;
  }

  .task-item__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .task-item__actions {
    opacity: 1;
  }
}

@media (max-width: 640px) {
  .tasks-page__container {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .tasks-header__title {
    font-size: var(--text-2xl);
  }

  .task-creation {
    padding: var(--spacing-lg);
  }

  .task-item {
    padding: var(--spacing-md);
  }

  .task-item__title {
    font-size: var(--text-sm);
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
  }

  .task-item__stat {
    font-size: 10px;
    padding: 2px var(--spacing-xs);
  }

  .task-item__stats {
    flex-wrap: wrap;
  }

  .task-item__badges {
    flex-wrap: wrap;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .loading-spinner {
    animation: none;
  }

  .task-item,
  .task-creation__submit {
    transition: none;
  }
}