/* ==============================================================================
   PRM Notes Telegram Mini App Theme & Styles
   Adapts automatically to Telegram Theme parameters (Light & Dark modes)
   ============================================================================== */

:root {
  --bg-color: var(--tg-theme-bg-color, #ffffff);
  --text-color: var(--tg-theme-text-color, #1e293b);
  --hint-color: var(--tg-theme-hint-color, #64748b);
  --link-color: var(--tg-theme-link-color, #2563eb);
  --btn-color: var(--tg-theme-button-color, #2563eb);
  --btn-text-color: var(--tg-theme-button-text-color, #ffffff);
  --secondary-bg: var(--tg-theme-secondary-bg-color, #f8fafc);
  --border-color: rgba(140, 150, 165, 0.2);
  --card-bg: var(--bg-color);
  --card-hover-bg: var(--secondary-bg);
  --radius: 12px;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Task Status colors (Light mode default) */
  --status-open-color: #16a34a;
  --status-open-bg: rgba(34, 197, 94, 0.15);
  --status-waiting-color: #ca8a04;
  --status-waiting-bg: rgba(234, 179, 8, 0.18);
  --status-done-color: #64748b;
  --status-done-bg: rgba(148, 163, 184, 0.2);
  --status-cancelled-color: #dc2626;
  --status-cancelled-bg: rgba(239, 68, 68, 0.15);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-color);
  min-height: 100vh;
  line-height: 1.5;
  font-size: 15px;
  overflow-x: hidden;
}

/* App Container */
.app-container {
  max-width: 760px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

/* Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  padding-top: calc(12px + env(safe-area-inset-top, 0px));
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.app-logo {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.3px;
  color: var(--text-color);
}

.icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--link-color);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  border-radius: 8px;
}

.counter-badge {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 20px;
  background-color: var(--secondary-bg);
  color: var(--hint-color);
  border: 1px solid var(--border-color);
}

/* Search Section */
.search-section {
  padding: 12px 16px 8px;
  background-color: var(--bg-color);
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}

.search-icon {
  position: absolute;
  left: 12px;
  color: var(--hint-color);
  pointer-events: none;
}

.search-box input {
  width: 100%;
  padding: 10px 36px 10px 38px;
  font-size: 14px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background-color: var(--secondary-bg);
  color: var(--text-color);
  outline: none;
  transition: border-color 0.2s;
}

.search-box input:focus {
  border-color: var(--link-color);
}

.clear-btn {
  position: absolute;
  right: 10px;
  background: none;
  border: none;
  font-size: 18px;
  color: var(--hint-color);
  cursor: pointer;
  padding: 4px 8px;
}

/* Pills Bar (Horizontal Scrollable) */
.pills-bar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  white-space: nowrap;
  padding-bottom: 6px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.pills-bar::-webkit-scrollbar {
  display: none;
}

.category-pill, .status-pill, .contacts-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 20px;
  background-color: var(--secondary-bg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}

.category-pill.active, .status-pill.active, .contacts-pill.active {
  background-color: var(--btn-color);
  color: var(--btn-text-color);
  border-color: var(--btn-color);
}

.pill-count {
  font-size: 11px;
  opacity: 0.8;
}

.sub-pills {
  margin-top: 4px;
}

/* Main Content Views */
.main-content {
  flex: 1;
  padding: 8px 16px calc(24px + env(safe-area-inset-bottom, 0px));
}

.view {
  animation: fadeIn 0.15s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0.7; transform: translateY(3px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Note Cards List */
.notes-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.note-card {
  padding: 14px;
  border-radius: var(--radius);
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: background-color 0.15s, border-color 0.15s;
  text-decoration: none;
  color: inherit;
  display: block;
}

.note-card:hover, .note-card:active {
  background-color: var(--card-hover-bg);
  border-color: var(--link-color);
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
  gap: 8px;
}

.card-tags-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.category-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 6px;
  background-color: var(--secondary-bg);
  color: var(--hint-color);
  border: 1px solid var(--border-color);
}

.status-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 6px;
  text-transform: uppercase;
}

.status-open {
  background-color: var(--status-open-bg, rgba(34, 197, 94, 0.15));
  color: var(--status-open-color, #16a34a);
}

.status-waiting {
  background-color: var(--status-waiting-bg, rgba(234, 179, 8, 0.18));
  color: var(--status-waiting-color, #ca8a04);
}

.status-done {
  background-color: var(--status-done-bg, rgba(148, 163, 184, 0.2));
  color: var(--status-done-color, #64748b);
}

.status-cancelled {
  background-color: var(--status-cancelled-bg, rgba(239, 68, 68, 0.15));
  color: var(--status-cancelled-color, #dc2626);
}

.status-pending_clarification {
  background: rgba(245, 158, 11, 0.15);
  color: #d97706;
  border-color: rgba(245, 158, 11, 0.3);
}

.candidate-tag {
  background: rgba(245, 158, 11, 0.15);
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 11px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
}

@media (prefers-color-scheme: dark) {
  :root {
    --status-open-color: #4ade80;
    --status-open-bg: rgba(34, 197, 94, 0.25);
    --status-waiting-color: #facc15;
    --status-waiting-bg: rgba(234, 179, 8, 0.25);
    --status-done-color: #94a3b8;
    --status-done-bg: rgba(148, 163, 184, 0.25);
    --status-cancelled-color: #f87171;
    --status-cancelled-bg: rgba(239, 68, 68, 0.25);
  }

  .status-open {
    background-color: rgba(34, 197, 94, 0.25);
    color: #4ade80;
  }

  .status-waiting {
    background-color: rgba(234, 179, 8, 0.25);
    color: #facc15;
  }

  .status-done {
    background-color: rgba(148, 163, 184, 0.25);
    color: #94a3b8;
  }

  .status-cancelled {
    background-color: rgba(239, 68, 68, 0.25);
    color: #f87171;
  }

  .status-pending_clarification {
    color: #fbbf24;
  }

  .candidate-tag {
    color: #fbbf24;
  }
}

[data-theme="dark"] .candidate-tag {
  color: #fbbf24;
}

[data-theme="dark"] .status-pending_clarification {
  color: #fbbf24;
}

.card-date {
  font-size: 11px;
  color: var(--hint-color);
  white-space: nowrap;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-color);
  line-height: 1.35;
}

.card-snippet {
  font-size: 13px;
  color: var(--hint-color);
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.card-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  font-size: 11px;
  color: var(--hint-color);
}

.card-counterparty {
  font-weight: 500;
}

/* Loading & Empty States */
.loading-state, .empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--hint-color);
  gap: 12px;
  text-align: center;
}

.spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--border-color);
  border-top-color: var(--link-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Detail View */
.note-article {
  background-color: var(--bg-color);
}

.note-meta-header {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 18px;
}

.meta-row.top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.date-tag {
  font-size: 12px;
  color: var(--hint-color);
  margin-left: auto;
}

.note-title {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 12px;
  color: var(--text-color);
}

.properties-box {
  background-color: var(--secondary-bg);
  border-radius: var(--radius);
  padding: 12px 14px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px 16px;
  font-size: 13px;
  border: 1px solid var(--border-color);
  margin-top: 20px;
  margin-bottom: 20px;
}

.prop-row {
  display: flex;
  flex-direction: column;
}

.prop-label {
  font-size: 11px;
  color: var(--hint-color);
  font-weight: 500;
  text-transform: uppercase;
}

.prop-value {
  font-weight: 600;
  color: var(--text-color);
  word-break: break-word;
}

/* Generic frontmatter sections (links by value shape, any field name) */
.prop-group {
  grid-column: 1 / -1;
}

.prop-values {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.prop-text {
  font-weight: 600;
  color: var(--text-color);
  word-break: break-word;
  white-space: pre-wrap;
}

.prop-values .prop-text + .prop-text::before {
  content: "· ";
  color: var(--hint-color);
  font-weight: 400;
}

/* Backlinks Box */
.backlinks-box {
  margin: 16px 0;
  padding: 12px 14px;
  border-radius: var(--radius);
  background-color: var(--secondary-bg);
  border: 1px dashed var(--border-color);
}

.backlinks-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--hint-color);
  margin-bottom: 8px;
}

.backlinks-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.backlink-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 500;
  border-radius: 8px;
  background-color: var(--bg-color);
  color: var(--link-color);
  border: 1px solid var(--border-color);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
}

.backlink-chip:hover {
  background-color: var(--card-hover-bg);
  border-color: var(--link-color);
}

/* Rendered Markdown Body */
.markdown-body {
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-color);
  word-wrap: break-word;
}

.markdown-body h1, .markdown-body h2, .markdown-body h3 {
  margin-top: 24px;
  margin-bottom: 12px;
  font-weight: 700;
  line-height: 1.3;
}

.markdown-body h1 { font-size: 1.35rem; }
.markdown-body h2 { font-size: 1.2rem; }
.markdown-body h3 { font-size: 1.05rem; }

.markdown-body p {
  margin-bottom: 14px;
}

.markdown-body ul, .markdown-body ol {
  padding-left: 20px;
  margin-bottom: 14px;
}

.markdown-body li {
  margin-bottom: 4px;
}

.markdown-body code {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 13px;
  background-color: var(--secondary-bg);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

.markdown-body pre {
  background-color: var(--secondary-bg);
  padding: 12px;
  border-radius: var(--radius);
  overflow-x: auto;
  margin-bottom: 16px;
  border: 1px solid var(--border-color);
}

.markdown-body pre code {
  background: none;
  padding: 0;
  border: none;
  font-size: 13px;
}

.markdown-body blockquote {
  border-left: 3px solid var(--link-color);
  padding-left: 12px;
  margin-bottom: 14px;
  color: var(--hint-color);
  font-style: italic;
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
  font-size: 13px;
}

.markdown-body th, .markdown-body td {
  padding: 8px 10px;
  border: 1px solid var(--border-color);
  text-align: left;
}

.markdown-body th {
  background-color: var(--secondary-bg);
  font-weight: 600;
}

.markdown-body a {
  color: var(--link-color);
  text-decoration: underline;
}

/* ==============================================================================
   Telegram-Only Lock Screen (External Browsers)
   ============================================================================== */
.telegram-only-screen {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-color);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  padding: 24px;
  padding-top: calc(24px + env(safe-area-inset-top, 0px));
  padding-bottom: calc(24px + env(safe-area-inset-bottom, 0px));
}

.lock-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  padding: 36px 28px;
  border-radius: 16px;
  width: 100%;
  max-width: 420px;
  text-align: center;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.lock-icon-badge {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background-color: rgba(220, 38, 38, 0.1);
  color: #dc2626;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lock-card h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-color);
}

.lock-desc {
  font-size: 15px;
  color: var(--text-color);
  margin-bottom: 12px;
  line-height: 1.4;
}

.lock-subtext {
  font-size: 13px;
  color: var(--hint-color);
  margin-bottom: 24px;
  line-height: 1.5;
}

.tg-open-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 12px 20px;
  border-radius: 10px;
  background-color: #24A1DE;
  color: #ffffff !important;
  text-decoration: none !important;
  font-weight: 600;
  font-size: 15px;
  transition: background-color 0.2s, transform 0.1s;
}

.tg-open-btn:hover {
  background-color: #1d8ec4;
}

.tg-open-btn:active {
  transform: scale(0.98);
}

/* ==============================================================================
   Project Tags & Tasks Hub (Variant 4)
   ============================================================================== */

.project-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 6px;
  background-color: rgba(59, 130, 246, 0.12);
  color: var(--link-color, #2563eb);
  border: 1px solid rgba(59, 130, 246, 0.25);
  white-space: nowrap;
}

.project-active-tasks-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 6px;
  background-color: rgba(245, 158, 11, 0.12);
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.25);
  white-space: nowrap;
}

@media (prefers-color-scheme: dark) {
  .project-tag {
    background-color: rgba(59, 130, 246, 0.22);
    color: #60a5fa;
    border-color: rgba(96, 165, 250, 0.3);
  }
  .project-active-tasks-tag {
    background-color: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
    border-color: rgba(251, 191, 36, 0.3);
  }
}

/* Parent Project Banner (on commitment notes) */
.parent-project-banner {
  margin-bottom: 12px;
}

.parent-project-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius, 10px);
  background-color: var(--secondary-bg);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  font-size: 13px;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.15s, border-color 0.15s;
}

.parent-project-btn:hover,
.parent-project-btn:active {
  background-color: var(--card-hover-bg);
  border-color: var(--link-color);
}

.parent-project-icon {
  font-size: 16px;
  flex-shrink: 0;
}

.parent-project-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--hint-color);
  text-transform: uppercase;
  flex-shrink: 0;
}

.parent-project-name {
  font-weight: 600;
  color: var(--link-color);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.parent-project-arrow {
  font-size: 14px;
  color: var(--hint-color);
  margin-left: auto;
  flex-shrink: 0;
}

/* Task Key Meta Banner (Commitments only: Responsible, Due Date, Priority) */
.task-meta-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 8px;
  margin-top: 10px;
  margin-bottom: 4px;
}

.task-meta-card {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--secondary-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 6px 11px;
  font-size: 13px;
  color: var(--text-color);
}

.task-meta-card.clickable-due-card {
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
}

.task-meta-card.clickable-due-card:active {
  transform: scale(0.97);
}

.task-meta-card.clickable-due-card.active {
  border-color: var(--link-color, #2563eb);
  background-color: rgba(37, 99, 235, 0.08);
}

.due-chevron {
  font-size: 11px;
  color: var(--hint-color);
  margin-left: 2px;
}

.status-tag.clickable-status-tag {
  cursor: pointer;
  user-select: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid transparent;
  transition: all 0.15s ease;
}

.status-tag.clickable-status-tag:active {
  transform: scale(0.96);
}

.status-tag.clickable-status-tag.active {
  border-color: var(--link-color, #2563eb);
}

.status-tag-chevron {
  font-size: 10px;
  opacity: 0.8;
}

.task-due-panel {
  animation: fadeIn 0.15s ease-in-out;
}

.task-status-panel + .task-due-panel {
  padding-top: 4px;
}

.task-meta-card.prio-high {
  background-color: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.35);
}

.task-meta-card.prio-high .task-meta-val {
  color: #ef4444;
  font-weight: 700;
}

.task-meta-card.prio-high .task-meta-lbl {
  color: rgba(239, 68, 68, 0.85);
}

.task-meta-lbl {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--hint-color);
}

.task-meta-val {
  font-weight: 600;
  color: var(--text-color);
}

.task-owner-link {
  font-weight: 600;
  color: var(--link-color);
  text-decoration: none;
  cursor: pointer;
}

.task-owner-link:hover {
  text-decoration: underline;
}

.task-delegated-tag {
  font-size: 11px;
  color: var(--hint-color);
  margin-left: 2px;
}

.due-kind-hint {
  font-size: 11px;
  color: var(--hint-color);
  font-weight: 400;
}

/* Project Tasks Hub Box (on project notes) */
.project-tasks-box {
  margin: 16px 0 24px 0;
  padding: 14px;
  border-radius: var(--radius, 10px);
  background-color: var(--secondary-bg);
  border: 1px solid var(--border-color);
}

.project-tasks-header {
  margin-bottom: 12px;
}

.project-tasks-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.project-tasks-icon {
  font-size: 18px;
}

.project-tasks-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-color);
}

.project-task-pills {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 2px;
}

.project-task-pills::-webkit-scrollbar {
  display: none;
}

.ptask-pill {
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 14px;
  background-color: var(--bg-color);
  color: var(--hint-color);
  border: 1px solid var(--border-color);
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.15s;
}

.ptask-pill:active {
  transform: scale(0.96);
}

.ptask-pill.active {
  background-color: var(--link-color);
  color: #ffffff;
  border-color: var(--link-color);
  font-weight: 600;
}

.project-tasks-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.project-task-card {
  padding: 10px 12px;
  border-radius: 8px;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.15s;
}

.project-task-card:hover,
.project-task-card:active {
  background-color: var(--card-hover-bg);
  border-color: var(--link-color);
  transform: translateY(-1px);
}

.ptask-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
  gap: 6px;
}

.ptask-tags {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.ptask-arrow {
  font-size: 13px;
  color: var(--hint-color);
  margin-left: auto;
}

.priority-tag.high {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  background-color: rgba(239, 68, 68, 0.15);
  color: #dc2626;
  text-transform: uppercase;
}

.task-due-tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--hint-color);
  background-color: var(--secondary-bg);
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

.ptask-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-color);
  line-height: 1.35;
  margin-bottom: 4px;
}

.ptask-sub {
  font-size: 12px;
  color: var(--hint-color);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.project-tasks-empty {
  text-align: center;
  padding: 20px 10px;
  font-size: 13px;
  color: var(--hint-color);
}

/* ==============================================================================
   Tasks View Mode Toolbar & Project Tree Grouping
   ============================================================================== */

.tasks-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  margin-bottom: 4px;
  gap: 8px;
  flex-wrap: wrap;
}

.view-mode-toggle {
  display: inline-flex;
  background-color: var(--secondary-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2px;
}

.view-toggle-btn {
  border: none;
  background: transparent;
  color: var(--hint-color);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.view-toggle-btn:active {
  transform: scale(0.97);
}

.view-toggle-btn.active {
  background-color: var(--card-bg);
  color: var(--text-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.tree-expand-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.tree-action-btn {
  border: 1px solid var(--border-color);
  background-color: var(--secondary-bg);
  color: var(--hint-color);
  font-size: 11px;
  font-weight: 500;
  padding: 4px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.tree-action-btn:hover {
  background-color: var(--card-hover-bg);
  color: var(--text-color);
}

.tree-action-btn:active {
  transform: scale(0.96);
}

/* Project Tree Container & Nodes */
.projects-tree-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.project-tree-node {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius, 10px);
  overflow: hidden;
  transition: border-color 0.15s;
}

.project-tree-node:hover {
  border-color: var(--link-color);
}

.project-tree-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background-color: var(--secondary-bg);
  cursor: pointer;
  user-select: none;
  transition: background-color 0.15s;
  gap: 8px;
}

.project-tree-header:hover {
  background-color: var(--card-hover-bg);
}

.project-tree-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.tree-chevron {
  font-size: 10px;
  color: var(--hint-color);
  width: 14px;
  text-align: center;
  transition: transform 0.15s;
  flex-shrink: 0;
}

.project-tree-icon {
  font-size: 16px;
  flex-shrink: 0;
}

.project-tree-title-group {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.project-tree-title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-color);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.project-tree-subtitle {
  font-size: 11px;
  color: var(--hint-color);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 1px;
}

.project-tree-right {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.project-tree-count {
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
  background-color: var(--secondary-bg);
  color: var(--hint-color);
  border: 1px solid var(--border-color);
  white-space: nowrap;
}

.project-tree-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 10px;
  white-space: nowrap;
}

.project-tree-badge.active-count {
  background-color: rgba(34, 197, 94, 0.15);
  color: var(--status-open-color, #16a34a);
}

.project-tree-badge.done-all {
  background-color: rgba(148, 163, 184, 0.15);
  color: var(--hint-color);
}

.project-tree-badge.total-count {
  background-color: var(--bg-color);
  color: var(--hint-color);
  border: 1px solid var(--border-color);
}

.project-open-link-btn {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-color);
  color: var(--link-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
  padding: 0;
}

.project-open-link-btn:hover {
  background-color: var(--link-color);
  color: #ffffff;
  border-color: var(--link-color);
}

.project-open-link-btn:active {
  transform: scale(0.92);
}

/* Project Tree Body */
.project-tree-body {
  padding: 8px 10px 10px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-top: 1px solid var(--border-color);
}

.project-tree-node.collapsed .project-tree-body {
  display: none;
}

/* Tree Task Card inside Tree Branch */
.tree-task-card {
  padding: 8px 10px;
  border-radius: 8px;
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.15s;
}

.tree-task-card:hover,
.tree-task-card:active {
  background-color: var(--card-hover-bg);
  border-color: var(--link-color);
  transform: translateX(2px);
}

.tree-task-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 3px;
  gap: 6px;
}

.tree-task-tags {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.tree-task-arrow {
  font-size: 12px;
  color: var(--hint-color);
  margin-left: auto;
}

.tree-task-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-color);
  line-height: 1.35;
}

.tree-task-meta {
  font-size: 11.5px;
  color: var(--hint-color);
  margin-top: 3px;
  display: flex;
  align-items: center;
  gap: 6px;
}