/* css/index.css */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-background-primary: #ffffff;
  --color-background-secondary: #f7f7f5;
  --color-background-tertiary: #efefec;
  --color-text-primary: #1a1a18;
  --color-text-secondary: #6b6b66;
  --color-text-tertiary: #9c9a92;
  --color-border-tertiary: rgba(0, 0, 0, 0.08);
  /* softer */
  --color-border-secondary: rgba(0, 0, 0, 0.15);
  /* softer */
  --color-border-primary: rgba(0, 0, 0, 0.30);

  --color-danger-rgb: 163, 45, 45;
  --color-info-rgb: 24, 95, 165;
  --color-success-rgb: 22, 101, 52;

  --color-text-danger: #a32d2d;
  --color-background-danger: #fcebeb;
  --color-border-danger: rgba(var(--color-danger-rgb), 0.35);

  --color-text-info: #185fa5;
  --color-background-info: #e6f1fb;
  --color-border-info: rgba(var(--color-info-rgb), 0.35);

  --color-text-success: #166534;
  --color-background-success: #eaf3de;
  --color-border-success: rgba(var(--color-success-rgb), 0.35);

  --color-text-warning: #854f0b;
  --color-background-warning: #faeeda;

  --color-text-purple: #3c3489;
  --color-background-purple: #eeedfe;

  --border-radius-sm: 6px;
  --border-radius-md: 10px;
  --border-radius-lg: 16px;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background-primary: #181816;
    --color-background-secondary: #20201e;
    --color-background-tertiary: #272725;
    --color-text-primary: #efede5;
    --color-text-secondary: #a3a198;
    --color-text-tertiary: #73726c;
    --color-border-tertiary: rgba(255, 255, 255, 0.06);
    --color-border-secondary: rgba(255, 255, 255, 0.12);
    --color-border-primary: rgba(255, 255, 255, 0.22);
    --color-text-danger: #fc9c9c;
    --color-background-danger: rgba(252, 156, 156, 0.15);
    --color-border-danger: rgba(252, 156, 156, 0.3);

    --color-text-info: #9ecdfc;
    --color-background-info: rgba(158, 205, 252, 0.15);
    --color-border-info: rgba(158, 205, 252, 0.3);

    --color-text-success: #a0d45a;
    --color-background-success: rgba(160, 212, 90, 0.15);
    --color-border-success: rgba(160, 212, 90, 0.3);

    --color-text-warning: #fab35e;
    --color-background-warning: rgba(250, 179, 94, 0.15);

    --color-text-purple: #b9b5f5;
    --color-background-purple: rgba(185, 181, 245, 0.15);
  }
}

body {
  font-family: var(--font-sans);
  background: var(--color-background-tertiary);
  color: var(--color-text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  overflow-x: hidden;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(5px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes popIn {
  0% {
    transform: scale(0.95);
    opacity: 0;
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.wrapper {
  width: 100%;
  max-width: 1200px;
  animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  letter-spacing: .08em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.app {
  display: grid;
  grid-template-columns: 240px 1fr var(--panel-width, 340px);
  height: 720px;
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: var(--color-background-primary);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
}

/* Sidebar */
.sidebar {
  background: var(--color-background-secondary);
  border-right: 1px solid var(--color-border-tertiary);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-header {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-tertiary);
  padding: 8px 12px;
  margin-bottom: 2px;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all 0.2s ease;
  position: relative;
}

.nav-item:hover {
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  transform: translateX(2px);
}

.nav-item.active {
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-sm);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 15%;
  height: 70%;
  width: 3px;
  background: var(--color-text-primary);
  border-radius: 4px;
}

.nav-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.1);
}

.badge {
  margin-left: auto;
  font-size: 12px;
  font-weight: 600;
  background: var(--color-background-tertiary);
  color: var(--color-text-secondary);
  padding: 2px 8px;
  border-radius: 12px;
  transition: all 0.2s;
}

.nav-item:hover .badge {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
}

.sidebar-divider {
  height: 1px;
  background: var(--color-border-tertiary);
  margin: 12px 0;
}

.add-subject {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-tertiary);
  padding: 8px 12px;
  cursor: pointer;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.add-subject:hover {
  color: var(--color-text-primary);
}

/* Main */
.main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border-tertiary);
  flex-shrink: 0;
  background: rgba(var(--color-background-primary), 0.8);
  backdrop-filter: blur(10px);
  z-index: 10;
}

.topbar-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  flex: 1;
}

.btn {
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn:hover {
  background: var(--color-background-secondary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 0 0;
}

.btn-primary {
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  border-color: transparent;
}

.btn-primary:hover {
  background: var(--color-text-secondary);
}

/* Calendar */
.cal-section {
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border-tertiary);
  flex-shrink: 0;
}

.cal-header {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
}

.cal-title {
  font-size: 15px;
  font-weight: 600;
  flex: 1;
  color: var(--color-text-primary);
}

.cal-nav {
  font-size: 18px;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: background 0.2s;
}

.cal-nav:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  text-align: center;
}

.cal-day-label {
  font-size: 11px;
  color: var(--color-text-tertiary);
  padding-bottom: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cal-day {
  font-size: 13px;
  font-weight: 500;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  color: var(--color-text-secondary);
  position: relative;
  transition: all 0.2s;
}

.cal-day:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  transform: scale(1.1);
  z-index: 1;
}

.cal-day.today {
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  box-shadow: var(--shadow-sm);
}

.cal-day-indicators {
  position: absolute;
  bottom: 3px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 3px;
}

.cal-day-indicator {
  width: 5px;
  height: 5px;
  border-radius: 50%;
}

.cal-day.muted {
  color: var(--color-border-secondary);
}

.cal-legend {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-tertiary);
  justify-content: flex-end;
}

.cal-legend span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

/* Tasks */
.tasks-section {
  flex: 1;
  overflow-y: auto;
  padding: 0 24px 24px;
  scroll-behavior: smooth;
}

.tasks-section::-webkit-scrollbar {
  width: 6px;
}

.tasks-section::-webkit-scrollbar-thumb {
  background: var(--color-border-secondary);
  border-radius: 10px;
}

.tasks-actions-bar {
  margin-top: 18px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.task-action-btn {
  border: 1px solid var(--color-border-success);
  background: var(--color-background-success);
  color: var(--color-text-success);
  border-radius: var(--border-radius-sm);
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.task-action-btn:hover {
  filter: brightness(0.98);
  transform: translateY(-1px);
}

.task-action-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  filter: none;
}

.task-action-btn-secondary {
  border-color: var(--color-border-info);
  background: var(--color-background-info);
  color: var(--color-text-info);
}

.tasks-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 24px;
  margin-top: 24px;
  background: var(--color-background-secondary);
  border: 1px dashed var(--color-border-secondary);
  border-radius: var(--border-radius-lg);
  position: relative;
  overflow: hidden;
  animation: emptyStateFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes emptyStateFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.05));
  animation: float 3s ease-in-out infinite;
}

/* Soft gradient glow behind the icon */
.empty-state-icon::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.15) 0%, transparent 70%);
  z-index: -1;
  border-radius: 50%;
}

.empty-state-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.empty-state-text {
  font-size: 14px;
  color: var(--color-text-secondary);
  max-width: 300px;
  line-height: 1.5;
  margin-bottom: 24px;
}

.empty-state-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.empty-state-cta:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
  filter: brightness(1.2);
}

.empty-state-cta:active {
  transform: translateY(-1px) scale(0.98);
}

/* Subtle shine effect on hover */
.empty-state-cta::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s ease;
}

.empty-state-cta:hover::after {
  left: 150%;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.tasks-group {
  margin-top: 24px;
  animation: fadeIn 0.4s ease forwards;
}
.task-item:hover { background: var(--color-background-secondary); transform: translateX(4px); border-color: var(--color-border-secondary); box-shadow: var(--shadow-sm); }
.task-item.urgent, .task-item.high-priority { 
  border-color: var(--color-border-danger); 
  background: linear-gradient(135deg, rgba(var(--color-danger-rgb), 0.08) 0%, var(--color-background-primary) 100%); 
}
.task-item.overdue {
  border-color: var(--color-border-danger);
  background: linear-gradient(135deg, rgba(var(--color-danger-rgb), 0.12) 0%, var(--color-background-primary) 100%);
}
.task-item.done {
  background: linear-gradient(135deg, rgba(var(--color-success-rgb), 0.08) 0%, var(--color-background-primary) 100%);
  border-color: var(--color-border-success);
}
.task-check { width: 18px; height: 18px; border-radius: 5px; border: 2px solid var(--color-border-secondary); flex-shrink: 0; margin-top: 2px; transition: all 0.2s; position: relative; cursor: pointer; }
.task-check:hover { border-color: var(--color-text-primary); }
.task-check.done { background: var(--color-text-success); border-color: var(--color-text-success); }
.task-check.done::after { content: ''; position: absolute; left: 4px; top: 1px; width: 4px; height: 8px; border: solid white; border-width: 0 2px 2px 0; transform: rotate(45deg); }
.task-info { flex: 1; min-width: 0; }
.task-name { font-size: 14px; font-weight: 500; color: var(--color-text-primary); line-height: 1.4; transition: color 0.2s; margin-bottom: 6px; }
.task-item.done .task-name { text-decoration: line-through; color: var(--color-text-tertiary); }
.task-meta { font-size: 12px; color: var(--color-text-tertiary); margin-top: 6px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; font-weight: 500; }
.task-pill { font-size: 11px; padding: 2px 8px; border-radius: 12px; font-weight: 600; display: inline-flex; align-items: center; gap: 4px; border: 1px solid transparent; }
.pill-red  { background: var(--color-background-danger); color: var(--color-text-danger); border-color: var(--color-border-danger); }
.pill-blue { background: var(--color-background-info); color: var(--color-text-info); border-color: var(--color-border-info); }
.pill-green{ background: var(--color-background-success); color: var(--color-text-success); border-color: var(--color-border-success); }
.pill-amber{ background: var(--color-background-warning); color: var(--color-text-warning); border-color: rgba(133, 79, 11, 0.2); }
.pill-purple{ background: var(--color-background-purple); color: var(--color-text-purple); border-color: rgba(60, 52, 137, 0.2); }

.conflict-card { font-size: 13px; font-weight: 500; color: var(--color-text-warning); background: var(--color-background-warning); border: 1px solid rgba(133, 79, 11, 0.3); border-radius: var(--border-radius-md); padding: 12px 16px; line-height: 1.5; display: flex; gap: 12px; align-items: flex-start; box-shadow: var(--shadow-sm); }
.conflict-icon { font-size: 18px; line-height: 1; }

.tasks-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.tasks-group-header span {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.task-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 14px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
  background: var(--color-background-primary);
  margin-bottom: 6px;
  border: 1px solid var(--color-border-tertiary);
}

.task-item:hover {
  background: var(--color-background-secondary);
  transform: translateX(4px);
  border-color: var(--color-border-secondary);
  box-shadow: var(--shadow-sm);
}

.task-item.urgent {
  border-color: var(--color-border-danger);
  background: linear-gradient(to right, var(--color-background-danger) 0%, var(--color-background-primary) 100%);
}

.task-check {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 2px solid var(--color-border-secondary);
  flex-shrink: 0;
  margin-top: 2px;
  transition: all 0.2s;
  position: relative;
  cursor: pointer;
}

.task-check:hover {
  border-color: var(--color-text-primary);
}

.task-check.done {
  background: var(--color-text-success);
  border-color: var(--color-text-success);
}

.task-check.done::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.task-info {
  flex: 1;
  min-width: 0;
}

.task-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-primary);
  line-height: 1.4;
  transition: color 0.2s;
  margin-bottom: 6px;
}

.task-item.done .task-name {
  text-decoration: line-through;
  color: var(--color-text-tertiary);
}

.task-meta {
  font-size: 12px;
  color: var(--color-text-tertiary);
  margin-top: 6px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  font-weight: 500;
}

.task-pill {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid transparent;
}

.pill-red {
  background: var(--color-background-danger);
  color: var(--color-text-danger);
  border-color: var(--color-border-danger);
}

.pill-blue {
  background: var(--color-background-info);
  color: var(--color-text-info);
  border-color: var(--color-border-info);
}

.pill-green {
  background: var(--color-background-success);
  color: var(--color-text-success);
  border-color: var(--color-border-success);
}

.pill-amber {
  background: var(--color-background-warning);
  color: var(--color-text-warning);
  border-color: rgba(133, 79, 11, 0.2);
}

.pill-purple {
  background: var(--color-background-purple);
  color: var(--color-text-purple);
  border-color: rgba(60, 52, 137, 0.2);
}

.conflict-card {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-warning);
  background: var(--color-background-warning);
  border: 1px solid rgba(133, 79, 11, 0.3);
  border-radius: var(--border-radius-md);
  padding: 12px 16px;
  line-height: 1.5;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

.conflict-icon {
  font-size: 18px;
  line-height: 1;
}

.task-actions {
  display: flex;
  gap: 8px;
  opacity: 0;
  transition: opacity 0.2s;
}

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

.task-btn {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--color-border-secondary);
  background: var(--color-background-primary);
  color: var(--color-text-secondary);
  transition: all 0.2s;
}

.task-btn:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  border-color: var(--color-border-primary);
}

.task-btn-danger:hover {
  background: var(--color-background-danger);
  color: var(--color-text-danger);
  border-color: var(--color-text-danger);
}

.task-btn-info:hover {
  background: var(--color-background-info);
  color: var(--color-text-info);
  border-color: var(--color-text-info);
}

/* Right Panel */
.panel {
  border-left: 1px solid var(--color-border-tertiary);
  display: flex;
  flex-direction: column;
  background: var(--color-background-secondary);
  overflow: hidden;
}

.panel.panel-collapsed {
  overflow: hidden;
  width: 48px;
  min-width: 48px;
}

.panel.panel-collapsed .panel-title,
.panel.panel-collapsed .panel-subtitle,
.panel.panel-collapsed .paste-zone,
.panel.panel-collapsed .paste-actions,
.panel.panel-collapsed .extract-preview,
.panel.panel-collapsed .add-btn {
  display: none;
}

.panel-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--color-border-tertiary);
  background: var(--color-background-primary);
  flex-shrink: 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.panel.panel-collapsed .panel-header {
  padding: 12px;
  justify-content: center;
  border-bottom: none;
  overflow: hidden;
}

.panel-toggle-btn {
  flex-shrink: 0;
  background: none;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-secondary);
  transition: all 0.2s;
  margin-top: 2px;
}

.panel-toggle-btn:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.panel-toggle-icon {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.panel-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-title svg {
  opacity: 0.8;
}

.panel-subtitle {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-tertiary);
  margin-top: 4px;
}

.paste-zone {
  margin: 20px 20px 12px;
  border: 2px dashed var(--color-border-secondary);
  border-radius: var(--border-radius-lg);
  padding: 24px 20px;
  text-align: center;
  cursor: text;
  transition: all 0.2s;
  background: var(--color-background-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 120px;
  overflow: hidden;
}

.paste-zone:hover {
  border-color: var(--color-text-info);
  background: var(--color-background-info);
}

.paste-zone:focus-within {
  border-color: var(--color-text-primary);
  border-style: solid;
  box-shadow: inset 0 0 0 1px var(--color-text-primary);
  outline: none;
}

.paste-icon {
  font-size: 24px;
  margin-bottom: 8px;
  color: var(--color-text-secondary);
  transition: color 0.2s;
}

.paste-zone:hover .paste-icon {
  color: var(--color-text-info);
}

.paste-input {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  resize: none;
  border: none;
  padding: 20px;
  font-family: inherit;
  font-size: 13px;
  z-index: 2;
}

.paste-input:focus,
.paste-input:not(:placeholder-shown) {
  opacity: 1;
  z-index: 10;
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  outline: none;
}

.paste-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
  pointer-events: none;
}

.paste-hint {
  font-size: 12px;
  color: var(--color-text-tertiary);
  line-height: 1.5;
  pointer-events: none;
}

.paste-actions {
  padding: 0 20px 16px;
  display: flex;
  gap: 12px;
}

.extract-preview {
  overflow-y: auto;
  padding: 0 20px 12px;
  scroll-behavior: smooth;
  max-height: 280px;
}

.extract-preview::-webkit-scrollbar {
  width: 6px;
}

.extract-preview::-webkit-scrollbar-thumb {
  background: var(--color-border-secondary);
  border-radius: 10px;
}

.extract-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-tertiary);
  margin-bottom: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.extract-card {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 14px 16px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
  animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  transform-origin: center;
  position: relative;
  overflow: hidden;
}

.extract-subject {
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.extract-task-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
}

.extract-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

.extract-icon {
  font-size: 14px;
}

.conf-bar {
  height: 4px;
  border-radius: 2px;
  margin-top: 12px;
  background: var(--color-border-tertiary);
  overflow: hidden;
}

.conf-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.conf-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  margin-top: 6px;
  display: flex;
  justify-content: space-between;
}

.conf-edit {
  color: var(--color-text-info);
  cursor: pointer;
  transition: color 0.2s;
}

.conf-edit:hover {
  color: var(--color-text-primary);
}

.add-btn {
  margin: 0 20px 20px;
  padding: 12px;
  border: none;
  border-radius: var(--border-radius-md);
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.add-btn:hover:not(:disabled) {
  background: var(--color-text-secondary);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.add-btn:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.add-btn:disabled {
  background: var(--color-border-secondary);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  color: var(--color-text-tertiary);
}

/* Loader */
.loader-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top-color: var(--color-text-primary);
  animation: spin 0.8s linear infinite;
}

@media (prefers-color-scheme: dark) {
  .loader-spinner {
    border-color: rgba(255, 255, 255, 0.1);
    border-top-color: #fff;
  }
}

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

/* Skeleton Loading */
.skeleton-card {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 16px;
  margin-bottom: 12px;
  position: relative;
  overflow: hidden;
}

.skeleton-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.skeleton-line {
  height: 12px;
  background: var(--color-background-tertiary);
  border-radius: 4px;
  margin-bottom: 8px;
}

.skeleton-line.short { width: 40%; }
.skeleton-line.medium { width: 70%; }
.skeleton-line.long { width: 90%; }

/* Utility classes */
.hidden {
  display: none !important;
}

/* Timer duration input */
.timer-duration-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.timer-duration-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.timer-duration-input {
  width: 64px;
  padding: 6px 10px;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  text-align: center;
  transition: border-color 0.2s;
}

.timer-duration-input:focus {
  outline: none;
  border-color: var(--color-text-primary);
}

.timer-duration-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Focus Mode */
.focus-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 24px;
  overflow-y: auto;
  gap: 32px;
}

.focus-dashboard {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.timer-container {
  position: relative;
  width: 240px;
  height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timer-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.timer-path-elapsed {
  fill: none;
  stroke: var(--color-border-tertiary);
  stroke-width: 4;
}

.timer-path-remaining {
  fill: none;
  stroke: var(--color-text-primary);
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s linear, stroke 0.3s ease;
}

.timer-text {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-text-primary);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  z-index: 1;
}

.timer-controls {
  display: flex;
  gap: 12px;
}

.focus-task-container,
.focus-task-selector {
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

.focus-task-header {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.active-focus-task {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--border-radius-md);
  padding: 20px;
  box-shadow: var(--shadow-md);
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.no-task-selected {
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 500;
}

.focus-task-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.focus-task-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all 0.2s;
}

.focus-task-item:hover {
  background: var(--color-background-secondary);
  border-color: var(--color-text-info);
  transform: translateY(-1px);
}

.focus-task-item .task-name {
  margin-bottom: 0;
  flex: 1;
}


/* Header */
.site-header {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto 16px auto;
  padding: 16px 24px;
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);

  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.logo {
  width: 40px;
  height: 40px;
  border-radius: 2px;
}

.site-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.header-nav {
  display: flex;
  gap: 24px;
}

.header-nav a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: color 0.2s;
}

.header-nav a:hover {
  color: var(--color-text-primary);
}

.profile-btn {
  padding: 8px 16px;
  border: none;
  border-radius: var(--border-radius-md);
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  cursor: pointer;
  font-weight: 600;
}

/* Footer */
.site-footer {
  width: 100%;
  max-width: 1200px;
  margin: 16px auto 0 auto;
  padding: 16px 24px;
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);

  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-text-secondary);
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 16px;
}

.footer-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
}

.footer-links a:hover {
  color: var(--color-text-primary);
}

/* Global crash boundary UI */
.crash-screen {
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(circle at 20% 20%, rgba(24, 95, 165, 0.16), transparent 40%),
    radial-gradient(circle at 80% 0%, rgba(22, 101, 52, 0.14), transparent 42%),
    var(--color-background-tertiary);
}

.crash-card {
  width: min(560px, 100%);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border-tertiary);
  background: var(--color-background-primary);
  box-shadow: var(--shadow-lg);
  padding: 28px;
}

.crash-illustration {
  font-size: 30px;
  margin-bottom: 12px;
}

.crash-title {
  font-size: 28px;
  margin-bottom: 10px;
}

.crash-copy {
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 8px;
}

.crash-quote {
  color: var(--color-text-info);
  font-weight: 600;
  margin-bottom: 16px;
}

.crash-refresh {
  border: none;
  border-radius: var(--border-radius-md);
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-background-primary);
  background: var(--color-text-primary);
  cursor: pointer;
}

.crash-refresh:hover {
  background: var(--color-text-secondary);
}

.crash-details {
  margin-top: 14px;
  color: var(--color-text-secondary);
}

.crash-details pre {
  margin-top: 8px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-size: 12px;
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-sm);
  padding: 10px;
}

/* Task Addition Model */


#new-task-modal,
#new-subject-modal {

  position: fixed;
  inset: 0;
  z-index: 9998;
  display: none;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.55) !important;
}


#new-task-modal .modal-card,
#new-subject-modal .modal-card {
  width: 100%;
  max-width: 360px;
  background-color: #0f172a;
  border-radius: 14px;
  padding: 20px 20px 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6) !important;
  color: #e5e7eb;
  box-sizing: border-box;
  border: 1px solid rgba(148, 163, 184, 0.35) !important;
}


#new-task-modal .modal-card h3,
#new-subject-modal .modal-card h3 {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: #f9fafb;
}


#new-task-modal label,
#new-subject-modal label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #9ca3af;
  /* muted */
  margin-bottom: 4px;
}


#new-task-modal input,
#new-task-modal select,
#new-subject-modal input,
#new-subject-modal select {
  width: 100%;
  box-sizing: border-box;
  font-size: 13px;
  padding: 7px 8px;
  margin-bottom: 10px;
  border-radius: 6px;
  border: 1px solid #4b5563;
  background-color: #111827 !important;
  color: #e5e7eb;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  color-scheme: dark;
}


#new-task-modal input::placeholder,
#new-subject-modal input::placeholder {
  color: #6b7280;
}


#new-task-modal input:focus,
#new-task-modal select:focus,
#new-subject-modal input:focus,
#new-subject-modal select:focus {
  outline: none;
  border-color: #4f46e5;
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.35);
  background: #020617;
}


#new-task-modal .modal-card>div:last-child,
#new-subject-modal .modal-card>div:last-child {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 6px;
}


#new-task-modal .btn,
#new-subject-modal .btn {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
}

#new-task-modal .btn:not(.btn-primary),
#new-subject-modal .btn:not(.btn-primary) {
  background: rgba(15, 23, 42, 0.9);
  color: #e5e7eb;
  border: 1px solid #4b5563;
}

#new-task-modal .btn:not(.btn-primary):hover,
#new-subject-modal .btn:not(.btn-primary):hover {
  background: #020617;
}


#new-task-modal.showing .modal-card {
  animation: new-task-modal-in 0.16s ease-out;
}

@keyframes new-task-modal-in {
  from {
    opacity: 0;
    transform: translateY(6px) scale(0.97);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}


@media (max-width: 480px) {

  #new-task-modal .modal-card,
  #new-subject-modal .modal-card {
    max-width: 90vw;
    padding: 16px 14px 12px;
  }
}

#new-subject-modal .subject-color-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
}

#new-subject-modal .subject-color-swatch {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.25);
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  box-sizing: border-box;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

#new-subject-modal .subject-color-swatch:hover {
  transform: scale(1.06);
}

#new-subject-modal .subject-color-swatch--selected {
  box-shadow: 0 0 0 2px #0f172a, 0 0 0 4px #a5b4fc;
}

/* css/index.css */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-background-primary: #ffffff;
  --color-background-secondary: #f7f7f5;
  --color-background-tertiary: #efefec;
  --color-text-primary: #1a1a18;
  --color-text-secondary: #6b6b66;
  --color-text-tertiary: #9c9a92;
  --color-border-tertiary: rgba(0, 0, 0, 0.08);
  /* softer */
  --color-border-secondary: rgba(0, 0, 0, 0.15);
  /* softer */
  --color-border-primary: rgba(0, 0, 0, 0.30);

  --color-danger-rgb: 163, 45, 45;
  --color-info-rgb: 24, 95, 165;
  --color-success-rgb: 22, 101, 52;

  --color-text-danger: #a32d2d;
  --color-background-danger: #fcebeb;
  --color-border-danger: rgba(var(--color-danger-rgb), 0.35);

  --color-text-info: #185fa5;
  --color-background-info: #e6f1fb;
  --color-border-info: rgba(var(--color-info-rgb), 0.35);

  --color-text-success: #166534;
  --color-background-success: #eaf3de;
  --color-border-success: rgba(var(--color-success-rgb), 0.35);

  --color-text-warning: #854f0b;
  --color-background-warning: #faeeda;

  --color-text-purple: #3c3489;
  --color-background-purple: #eeedfe;

  --border-radius-sm: 6px;
  --border-radius-md: 10px;
  --border-radius-lg: 16px;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background-primary: #181816;
    --color-background-secondary: #20201e;
    --color-background-tertiary: #272725;
    --color-text-primary: #efede5;
    --color-text-secondary: #a3a198;
    --color-text-tertiary: #73726c;
    --color-border-tertiary: rgba(255, 255, 255, 0.06);
    --color-border-secondary: rgba(255, 255, 255, 0.12);
    --color-border-primary: rgba(255, 255, 255, 0.22);
    --color-text-danger: #fc9c9c;
    --color-background-danger: rgba(252, 156, 156, 0.15);
    --color-border-danger: rgba(252, 156, 156, 0.3);

    --color-text-info: #9ecdfc;
    --color-background-info: rgba(158, 205, 252, 0.15);
    --color-border-info: rgba(158, 205, 252, 0.3);

    --color-text-success: #a0d45a;
    --color-background-success: rgba(160, 212, 90, 0.15);
    --color-border-success: rgba(160, 212, 90, 0.3);

    --color-text-warning: #fab35e;
    --color-background-warning: rgba(250, 179, 94, 0.15);

    --color-text-purple: #b9b5f5;
    --color-background-purple: rgba(185, 181, 245, 0.15);
  }
}

:root[data-theme="dark"] {
  --color-background-primary: #181816;
  --color-background-secondary: #20201e;
  --color-background-tertiary: #272725;
  --color-text-primary: #efede5;
  --color-text-secondary: #a3a198;
  --color-text-tertiary: #73726c;
  --color-border-tertiary: rgba(255, 255, 255, 0.06);
  --color-border-secondary: rgba(255, 255, 255, 0.12);
  --color-border-primary: rgba(255, 255, 255, 0.22);
  --color-text-danger: #fc9c9c;
  --color-background-danger: rgba(252, 156, 156, 0.15);
  --color-border-danger: rgba(252, 156, 156, 0.3);

  --color-text-info: #9ecdfc;
  --color-background-info: rgba(158, 205, 252, 0.15);
  --color-border-info: rgba(158, 205, 252, 0.3);

  --color-text-success: #a0d45a;
  --color-background-success: rgba(160, 212, 90, 0.15);
  --color-border-success: rgba(160, 212, 90, 0.3);

  --color-text-warning: #fab35e;
  --color-background-warning: rgba(250, 179, 94, 0.15);

  --color-text-purple: #b9b5f5;
  --color-background-purple: rgba(185, 181, 245, 0.15);
}

:root[data-theme="light"] {
  --color-background-primary: #ffffff;
  --color-background-secondary: #f7f7f5;
  --color-background-tertiary: #efefec;
  --color-text-primary: #1a1a18;
  --color-text-secondary: #6b6b66;
  --color-text-tertiary: #9c9a92;
  --color-border-tertiary: rgba(0, 0, 0, 0.08);
  --color-border-secondary: rgba(0, 0, 0, 0.15);
  --color-border-primary: rgba(0, 0, 0, 0.30);

  --color-text-danger: #a32d2d;
  --color-background-danger: #fcebeb;
  --color-border-danger: rgba(163, 45, 45, 0.35);

  --color-text-info: #185fa5;
  --color-background-info: #e6f1fb;
  --color-border-info: rgba(24, 95, 165, 0.35);

  --color-text-success: #166534;
  --color-background-success: #eaf3de;
  --color-border-success: rgba(22, 101, 52, 0.35);

  --color-text-warning: #854f0b;
  --color-background-warning: #faeeda;

  --color-text-purple: #3c3489;
  --color-background-purple: #eeedfe;
}

body {
  font-family: var(--font-sans);
  background: var(--color-background-tertiary);
  color: var(--color-text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  overflow-x: hidden;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(5px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes popIn {
  0% {
    transform: scale(0.95);
    opacity: 0;
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.wrapper {
  width: 100%;
  max-width: 1200px;
  animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  letter-spacing: .08em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.app {
  display: grid;
  grid-template-columns: 240px 1fr 340px;
  height: 720px;
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: var(--color-background-primary);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
}

/* Sidebar */
.sidebar {
  background: var(--color-background-secondary);
  border-right: 1px solid var(--color-border-tertiary);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-header {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-tertiary);
  padding: 8px 12px;
  margin-bottom: 2px;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all 0.2s ease;
  position: relative;
}

.nav-item:hover {
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  transform: translateX(2px);
}

.nav-item.active {
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-sm);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 15%;
  height: 70%;
  width: 3px;
  background: var(--color-text-primary);
  border-radius: 4px;
}

.nav-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.1);
}

.badge {
  margin-left: auto;
  font-size: 12px;
  font-weight: 600;
  background: var(--color-background-tertiary);
  color: var(--color-text-secondary);
  padding: 2px 8px;
  border-radius: 12px;
  transition: all 0.2s;
}

.nav-item:hover .badge {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
}

.sidebar-divider {
  height: 1px;
  background: var(--color-border-tertiary);
  margin: 12px 0;
}

.add-subject {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-tertiary);
  padding: 8px 12px;
  cursor: pointer;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.add-subject:hover {
  color: var(--color-text-primary);
}

/* Main */
.main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border-tertiary);
  flex-shrink: 0;
  background: rgba(var(--color-background-primary), 0.8);
  backdrop-filter: blur(10px);
  z-index: 10;
}

.topbar-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  flex: 1;
}

.btn {
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn:hover {
  background: var(--color-background-secondary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 0 0;
}

.btn-primary {
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  border-color: transparent;
}

.btn-primary:hover {
  background: var(--color-text-secondary);
}

/* Calendar */
.cal-section {
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border-tertiary);
  flex-shrink: 0;
}

.cal-header {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
}

.cal-title {
  font-size: 15px;
  font-weight: 600;
  flex: 1;
  color: var(--color-text-primary);
}

.cal-nav {
  font-size: 18px;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: background 0.2s;
}

.cal-nav:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  text-align: center;
}

.cal-day-label {
  font-size: 11px;
  color: var(--color-text-tertiary);
  padding-bottom: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cal-day {
  font-size: 13px;
  font-weight: 500;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  color: var(--color-text-secondary);
  position: relative;
  transition: all 0.2s;
}

.cal-day:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  transform: scale(1.1);
  z-index: 1;
}

.cal-day.today {
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  box-shadow: var(--shadow-sm);
}

.cal-day-indicators {
  position: absolute;
  bottom: 3px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 3px;
}

.cal-day-indicator {
  width: 5px;
  height: 5px;
  border-radius: 50%;
}

.cal-day.muted {
  color: var(--color-border-secondary);
}

.cal-legend {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-tertiary);
  justify-content: flex-end;
}

.cal-legend span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

/* Tasks */
.tasks-section {
  flex: 1;
  overflow-y: auto;
  padding: 0 24px 24px;
  scroll-behavior: smooth;
}

.tasks-section::-webkit-scrollbar {
  width: 6px;
}

.tasks-section::-webkit-scrollbar-thumb {
  background: var(--color-border-secondary);
  border-radius: 10px;
}

.tasks-actions-bar {
  margin-top: 18px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.task-action-btn {
  border: 1px solid var(--color-border-success);
  background: var(--color-background-success);
  color: var(--color-text-success);
  border-radius: var(--border-radius-sm);
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.task-action-btn:hover {
  filter: brightness(0.98);
  transform: translateY(-1px);
}

.task-action-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  filter: none;
}

.task-action-btn-secondary {
  border-color: var(--color-border-info);
  background: var(--color-background-info);
  color: var(--color-text-info);
}

.tasks-empty-state {
  margin-top: 14px;
  padding: 14px;
  border-radius: var(--border-radius-md);
  border: 1px dashed var(--color-border-secondary);
  color: var(--color-text-secondary);
  font-size: 13px;
  background: var(--color-background-secondary);
}

.tasks-group {
  margin-top: 24px;
  animation: fadeIn 0.4s ease forwards;
}

.tasks-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.tasks-group-header span {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.task-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 14px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
  background: var(--color-background-primary);
  margin-bottom: 6px;
  border: 1px solid var(--color-border-tertiary);
}

.task-item:hover {
  background: var(--color-background-secondary);
  transform: translateX(4px);
  border-color: var(--color-border-secondary);
  box-shadow: var(--shadow-sm);
}

.task-item.urgent {
  border-color: var(--color-border-danger);
  background: linear-gradient(to right, var(--color-background-danger) 0%, var(--color-background-primary) 100%);
}

.task-check {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 2px solid var(--color-border-secondary);
  flex-shrink: 0;
  margin-top: 2px;
  transition: all 0.2s;
  position: relative;
  cursor: pointer;
}

.task-check:hover {
  border-color: var(--color-text-primary);
}

.task-check.done {
  background: var(--color-text-success);
  border-color: var(--color-text-success);
}

.task-check.done::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.task-info {
  flex: 1;
  min-width: 0;
}

.task-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-primary);
  line-height: 1.4;
  transition: color 0.2s;
  margin-bottom: 6px;
}

.task-item.done .task-name {
  text-decoration: line-through;
  color: var(--color-text-tertiary);
}

.task-meta {
  font-size: 12px;
  color: var(--color-text-tertiary);
  margin-top: 6px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  font-weight: 500;
}

.task-pill {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid transparent;
}

.pill-red {
  background: var(--color-background-danger);
  color: var(--color-text-danger);
  border-color: var(--color-border-danger);
}

.pill-blue {
  background: var(--color-background-info);
  color: var(--color-text-info);
  border-color: var(--color-border-info);
}

.pill-green {
  background: var(--color-background-success);
  color: var(--color-text-success);
  border-color: var(--color-border-success);
}

.pill-amber {
  background: var(--color-background-warning);
  color: var(--color-text-warning);
  border-color: rgba(133, 79, 11, 0.2);
}

.pill-purple {
  background: var(--color-background-purple);
  color: var(--color-text-purple);
  border-color: rgba(60, 52, 137, 0.2);
}

.conflict-card {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-warning);
  background: var(--color-background-warning);
  border: 1px solid rgba(133, 79, 11, 0.3);
  border-radius: var(--border-radius-md);
  padding: 12px 16px;
  line-height: 1.5;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

.conflict-icon {
  font-size: 18px;
  line-height: 1;
}

.task-actions {
  display: flex;
  gap: 8px;
  opacity: 0;
  transition: opacity 0.2s;
}

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

.task-btn {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--color-border-secondary);
  background: var(--color-background-primary);
  color: var(--color-text-secondary);
  transition: all 0.2s;
}

.task-btn:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  border-color: var(--color-border-primary);
}

.task-btn-danger:hover {
  background: var(--color-background-danger);
  color: var(--color-text-danger);
  border-color: var(--color-text-danger);
}

.task-btn-info:hover {
  background: var(--color-background-info);
  color: var(--color-text-info);
  border-color: var(--color-text-info);
}

/* Right Panel */
.panel {
  border-left: 1px solid var(--color-border-tertiary);
  display: flex;
  flex-direction: column;
  background: var(--color-background-secondary);
  overflow: hidden;
}

.panel-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--color-border-tertiary);
  background: var(--color-background-primary);
  flex-shrink: 0;
}

.panel-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-title svg {
  opacity: 0.8;
}

.panel-subtitle {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-tertiary);
  margin-top: 4px;
}

.paste-zone {
  margin: 20px 20px 12px;
  border: 2px dashed var(--color-border-secondary);
  border-radius: var(--border-radius-lg);
  padding: 24px 20px;
  text-align: center;
  cursor: text;
  transition: all 0.2s;
  background: var(--color-background-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 120px;
  overflow: hidden;
}

.paste-zone:hover {
  border-color: var(--color-text-info);
  background: var(--color-background-info);
}

.paste-zone:focus-within {
  border-color: var(--color-text-primary);
  border-style: solid;
  box-shadow: inset 0 0 0 1px var(--color-text-primary);
  outline: none;
}

.paste-icon {
  font-size: 24px;
  margin-bottom: 8px;
  color: var(--color-text-secondary);
  transition: color 0.2s;
}

.paste-zone:hover .paste-icon {
  color: var(--color-text-info);
}

.paste-input {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  resize: none;
  border: none;
  padding: 20px;
  font-family: inherit;
  font-size: 13px;
  z-index: 2;
}

.summary-box {
  margin: 0 20px 16px;
  padding: 14px;
  background: linear-gradient(135deg, #eef2ff, #f8fafc);
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.6;
  border: 1px solid #e5e7eb;
  flex-shrink: 0;
  overflow-y: auto;
  max-height: 200px;
}

.paste-input:focus,
.paste-input:not(:placeholder-shown) {
  opacity: 1;
  z-index: 10;
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  outline: none;
}

.paste-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
  pointer-events: none;
}

.paste-hint {
  font-size: 12px;
  color: var(--color-text-tertiary);
  line-height: 1.5;
  pointer-events: none;
}

.paste-actions {
  padding: 0 20px 16px;
  display: flex;
  gap: 12px;
}

.extract-preview {
  overflow-y: auto;
  padding: 0 20px 12px;
  scroll-behavior: smooth;
  max-height: 280px;
}

.extract-preview::-webkit-scrollbar {
  width: 6px;
}

.extract-preview::-webkit-scrollbar-thumb {
  background: var(--color-border-secondary);
  border-radius: 10px;
}

.extract-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-tertiary);
  margin-bottom: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.extract-card {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 14px 16px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
  animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  transform-origin: center;
  position: relative;
  overflow: hidden;
}

.extract-subject {
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.extract-task-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
}

.extract-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

.extract-icon {
  font-size: 14px;
}

.conf-bar {
  height: 4px;
  border-radius: 2px;
  margin-top: 12px;
  background: var(--color-border-tertiary);
  overflow: hidden;
}

.conf-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.conf-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  margin-top: 6px;
  display: flex;
  justify-content: space-between;
}

.conf-edit {
  color: var(--color-text-info);
  cursor: pointer;
  transition: color 0.2s;
}

.conf-edit:hover {
  color: var(--color-text-primary);
}

.add-btn {
  margin: 0 20px 20px;
  padding: 12px;
  border: none;
  border-radius: var(--border-radius-md);
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.add-btn:hover:not(:disabled) {
  background: var(--color-text-secondary);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.add-btn:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.add-btn:disabled {
  background: var(--color-border-secondary);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  color: var(--color-text-tertiary);
}

/* Loader */
.loader-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top-color: var(--color-text-primary);
  animation: spin 0.8s linear infinite;
}

@media (prefers-color-scheme: dark) {
  .loader-spinner {
    border-color: rgba(255, 255, 255, 0.1);
    border-top-color: #fff;
  }
}

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

/* Utility classes */
.hidden {
  display: none !important;
}



/* Header */
.site-header {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto 16px auto;
  padding: 16px 24px;
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);

  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.logo {
  width: 40px;
  height: 40px;
  border-radius: 2px;
}

.site-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.header-nav {
  display: flex;
  gap: 24px;
}

.header-nav a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: color 0.2s;
}

.header-nav a:hover {
  color: var(--color-text-primary);
}

.profile-btn {
  padding: 8px 16px;
  border: none;
  border-radius: var(--border-radius-md);
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  cursor: pointer;
  font-weight: 600;
}

/* Footer */
.site-footer {
  width: 100%;
  max-width: 1200px;
  margin: 16px auto 0 auto;
  padding: 16px 24px;
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);

  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-text-secondary);
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 16px;
}

.footer-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
}

.footer-links a:hover {
  color: var(--color-text-primary);
}

/* Settings Toggle Switch */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-border-primary);
  transition: .3s;
  border-radius: 24px;
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--color-background-primary);
  transition: .3s;
  border-radius: 50%;
}

.toggle-switch input:checked+.toggle-slider {
  background-color: var(--color-text-success);
}

.toggle-switch input:checked+.toggle-slider:before {
  transform: translateX(20px);
}

/* Compact View utility classes */
body.compact-view {
  padding: 16px 8px;
}

body.compact-view .app {
  height: 600px;
}

body.compact-view .task-item {
  padding: 8px 10px;
  margin-bottom: 4px;
}

body.compact-view .nav-item {
  padding: 8px 10px;
  font-size: 13px;
}

body.compact-view .topbar {
  padding: 12px 16px;
}

body.compact-view .cal-section,
body.compact-view .tasks-section {
  padding: 12px 16px;
}

/* css/index.css */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-background-primary: #ffffff;
  --color-background-secondary: #f7f7f5;
  --color-background-tertiary: #efefec;
  --color-text-primary: #1a1a18;
  --color-text-secondary: #6b6b66;
  --color-text-tertiary: #9c9a92;
  --color-border-tertiary: rgba(0, 0, 0, 0.08);
  /* softer */
  --color-border-secondary: rgba(0, 0, 0, 0.15);
  /* softer */
  --color-border-primary: rgba(0, 0, 0, 0.30);

  --color-danger-rgb: 163, 45, 45;
  --color-info-rgb: 24, 95, 165;
  --color-success-rgb: 22, 101, 52;

  --color-text-danger: #a32d2d;
  --color-background-danger: #fcebeb;
  --color-border-danger: rgba(var(--color-danger-rgb), 0.35);

  --color-text-info: #185fa5;
  --color-background-info: #e6f1fb;
  --color-border-info: rgba(var(--color-info-rgb), 0.35);

  --color-text-success: #166534;
  --color-background-success: #eaf3de;
  --color-border-success: rgba(var(--color-success-rgb), 0.35);

  --color-text-warning: #854f0b;
  --color-background-warning: #faeeda;

  --color-text-purple: #3c3489;
  --color-background-purple: #eeedfe;

  --border-radius-sm: 6px;
  --border-radius-md: 10px;
  --border-radius-lg: 16px;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background-primary: #181816;
    --color-background-secondary: #20201e;
    --color-background-tertiary: #272725;
    --color-text-primary: #efede5;
    --color-text-secondary: #a3a198;
    --color-text-tertiary: #73726c;
    --color-border-tertiary: rgba(255, 255, 255, 0.06);
    --color-border-secondary: rgba(255, 255, 255, 0.12);
    --color-border-primary: rgba(255, 255, 255, 0.22);
    --color-text-danger: #fc9c9c;
    --color-background-danger: rgba(252, 156, 156, 0.15);
    --color-border-danger: rgba(252, 156, 156, 0.3);

    --color-text-info: #9ecdfc;
    --color-background-info: rgba(158, 205, 252, 0.15);
    --color-border-info: rgba(158, 205, 252, 0.3);

    --color-text-success: #a0d45a;
    --color-background-success: rgba(160, 212, 90, 0.15);
    --color-border-success: rgba(160, 212, 90, 0.3);

    --color-text-warning: #fab35e;
    --color-background-warning: rgba(250, 179, 94, 0.15);

    --color-text-purple: #b9b5f5;
    --color-background-purple: rgba(185, 181, 245, 0.15);
  }
}

body {
  font-family: var(--font-sans);
  background: var(--color-background-tertiary);
  color: var(--color-text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 16px;
  overflow-x: hidden;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(5px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes popIn {
  0% {
    transform: scale(0.95);
    opacity: 0;
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.wrapper {
  width: 100%;
  max-width: 1200px;
  animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  letter-spacing: .08em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.app {
  display: grid;
  grid-template-columns: 240px 1fr var(--panel-width, 340px);
  height: 720px;
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: var(--color-background-primary);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
}

/* Sidebar */
.sidebar {
  background: var(--color-background-secondary);
  border-right: 1px solid var(--color-border-tertiary);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-header {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-tertiary);
  padding: 8px 12px;
  margin-bottom: 2px;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all 0.2s ease;
  position: relative;
}

.nav-item:hover {
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  transform: translateX(2px);
}

.nav-item.active {
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-sm);
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 15%;
  height: 70%;
  width: 3px;
  background: var(--color-text-primary);
  border-radius: 4px;
}

.nav-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.1);
}

.badge {
  margin-left: auto;
  font-size: 12px;
  font-weight: 600;
  background: var(--color-background-tertiary);
  color: var(--color-text-secondary);
  padding: 2px 8px;
  border-radius: 12px;
  transition: all 0.2s;
}

.nav-item:hover .badge {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
}

.sidebar-divider {
  height: 1px;
  background: var(--color-border-tertiary);
  margin: 12px 0;
}

.add-subject {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-tertiary);
  padding: 8px 12px;
  cursor: pointer;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.add-subject:hover {
  color: var(--color-text-primary);
}

/* Main */
.main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border-tertiary);
  flex-shrink: 0;
  background: rgba(var(--color-background-primary), 0.8);
  backdrop-filter: blur(10px);
  z-index: 10;
}

.topbar-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  flex: 1;
}

.btn {
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn:hover {
  background: var(--color-background-secondary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 0 0;
}

.btn-primary {
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  border-color: transparent;
}

.btn-primary:hover {
  background: var(--color-text-secondary);
}

/* Calendar */
.cal-section {
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border-tertiary);
  flex-shrink: 0;
}

.cal-header {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
}

.cal-title {
  font-size: 15px;
  font-weight: 600;
  flex: 1;
  color: var(--color-text-primary);
}

.cal-nav {
  font-size: 18px;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: background 0.2s;
}

.cal-nav:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  text-align: center;
}

.cal-day-label {
  font-size: 11px;
  color: var(--color-text-tertiary);
  padding-bottom: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cal-day {
  font-size: 13px;
  font-weight: 500;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  color: var(--color-text-secondary);
  position: relative;
  transition: all 0.2s;
}

.cal-day:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  transform: scale(1.1);
  z-index: 1;
}

.cal-day.today {
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  box-shadow: var(--shadow-sm);
}

.cal-day-indicators {
  position: absolute;
  bottom: 3px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 3px;
}

.cal-day-indicator {
  width: 5px;
  height: 5px;
  border-radius: 50%;
}

.cal-day.muted {
  color: var(--color-border-secondary);
}

.cal-legend {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-tertiary);
  justify-content: flex-end;
}

.cal-legend span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

/* Tasks */
.tasks-section {
  flex: 1;
  overflow-y: auto;
  padding: 0 24px 24px;
  scroll-behavior: smooth;
}

.tasks-section::-webkit-scrollbar {
  width: 6px;
}

.tasks-section::-webkit-scrollbar-thumb {
  background: var(--color-border-secondary);
  border-radius: 10px;
}

.tasks-actions-bar {
  margin-top: 18px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.task-action-btn {
  border: 1px solid var(--color-border-success);
  background: var(--color-background-success);
  color: var(--color-text-success);
  border-radius: var(--border-radius-sm);
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.task-action-btn:hover {
  filter: brightness(0.98);
  transform: translateY(-1px);
}

.task-action-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  filter: none;
}

.task-action-btn-secondary {
  border-color: var(--color-border-info);
  background: var(--color-background-info);
  color: var(--color-text-info);
}

.tasks-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 24px;
  margin-top: 24px;
  background: var(--color-background-secondary);
  border: 1px dashed var(--color-border-secondary);
  border-radius: var(--border-radius-lg);
  position: relative;
  overflow: hidden;
  animation: emptyStateFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes emptyStateFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.05));
  animation: float 3s ease-in-out infinite;
}

/* Soft gradient glow behind the icon */
.empty-state-icon::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.15) 0%, transparent 70%);
  z-index: -1;
  border-radius: 50%;
}

.empty-state-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.empty-state-text {
  font-size: 14px;
  color: var(--color-text-secondary);
  max-width: 300px;
  line-height: 1.5;
  margin-bottom: 24px;
}

.empty-state-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.empty-state-cta:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
  filter: brightness(1.2);
}

.empty-state-cta:active {
  transform: translateY(-1px) scale(0.98);
}

/* Subtle shine effect on hover */
.empty-state-cta::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s ease;
}

.empty-state-cta:hover::after {
  left: 150%;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.tasks-group {
  margin-top: 24px;
  animation: fadeIn 0.4s ease forwards;
}

.tasks-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.tasks-group-header span {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.task-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 14px;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
  background: var(--color-background-primary);
  margin-bottom: 6px;
  border: 1px solid var(--color-border-tertiary);
}

.task-item:hover {
  background: var(--color-background-secondary);
  transform: translateX(4px);
  border-color: var(--color-border-secondary);
  box-shadow: var(--shadow-sm);
}

.task-item.urgent {
  border-color: var(--color-border-danger);
  background: linear-gradient(to right, var(--color-background-danger) 0%, var(--color-background-primary) 100%);
}

.task-check {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 2px solid var(--color-border-secondary);
  flex-shrink: 0;
  margin-top: 2px;
  transition: all 0.2s;
  position: relative;
  cursor: pointer;
}

.task-check:hover {
  border-color: var(--color-text-primary);
}

.task-check.done {
  background: var(--color-text-success);
  border-color: var(--color-text-success);
}

.task-check.done::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.task-info {
  flex: 1;
  min-width: 0;
}

.task-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-primary);
  line-height: 1.4;
  transition: color 0.2s;
  margin-bottom: 6px;
}

.task-item.done .task-name {
  text-decoration: line-through;
  color: var(--color-text-tertiary);
}

.task-meta {
  font-size: 12px;
  color: var(--color-text-tertiary);
  margin-top: 6px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  font-weight: 500;
}

.task-pill {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid transparent;
}

.pill-red {
  background: var(--color-background-danger);
  color: var(--color-text-danger);
  border-color: var(--color-border-danger);
}

.pill-blue {
  background: var(--color-background-info);
  color: var(--color-text-info);
  border-color: var(--color-border-info);
}

.pill-green {
  background: var(--color-background-success);
  color: var(--color-text-success);
  border-color: var(--color-border-success);
}

.pill-amber {
  background: var(--color-background-warning);
  color: var(--color-text-warning);
  border-color: rgba(133, 79, 11, 0.2);
}

.pill-purple {
  background: var(--color-background-purple);
  color: var(--color-text-purple);
  border-color: rgba(60, 52, 137, 0.2);
}

.conflict-card {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-warning);
  background: var(--color-background-warning);
  border: 1px solid rgba(133, 79, 11, 0.3);
  border-radius: var(--border-radius-md);
  padding: 12px 16px;
  line-height: 1.5;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

.conflict-icon {
  font-size: 18px;
  line-height: 1;
}
.task-item:hover { background: var(--color-background-secondary); transform: translateX(4px); border-color: var(--color-border-secondary); box-shadow: var(--shadow-sm); }
.task-item.urgent, .task-item.high-priority { 
  border-color: var(--color-border-danger); 
  background: linear-gradient(135deg, rgba(var(--color-danger-rgb), 0.08) 0%, var(--color-background-primary) 100%); 
}
.task-item.overdue {
  border-color: var(--color-border-danger);
  background: linear-gradient(135deg, rgba(var(--color-danger-rgb), 0.12) 0%, var(--color-background-primary) 100%);
}
.task-item.done {
  background: linear-gradient(135deg, rgba(var(--color-success-rgb), 0.08) 0%, var(--color-background-primary) 100%);
  border-color: var(--color-border-success);
}
.task-check { width: 18px; height: 18px; border-radius: 5px; border: 2px solid var(--color-border-secondary); flex-shrink: 0; margin-top: 2px; transition: all 0.2s; position: relative; cursor: pointer; }
.task-check:hover { border-color: var(--color-text-primary); }
.task-check.done { background: var(--color-text-success); border-color: var(--color-text-success); }
.task-check.done::after { content: ''; position: absolute; left: 4px; top: 1px; width: 4px; height: 8px; border: solid white; border-width: 0 2px 2px 0; transform: rotate(45deg); }
.task-info { flex: 1; min-width: 0; }
.task-name { font-size: 14px; font-weight: 500; color: var(--color-text-primary); line-height: 1.4; transition: color 0.2s; margin-bottom: 6px; }
.task-item.done .task-name { text-decoration: line-through; color: var(--color-text-tertiary); }
.task-meta { font-size: 12px; color: var(--color-text-tertiary); margin-top: 6px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; font-weight: 500; }
.task-pill { font-size: 11px; padding: 2px 8px; border-radius: 12px; font-weight: 600; display: inline-flex; align-items: center; gap: 4px; border: 1px solid transparent; }
.pill-red  { background: var(--color-background-danger); color: var(--color-text-danger); border-color: var(--color-border-danger); }
.pill-blue { background: var(--color-background-info); color: var(--color-text-info); border-color: var(--color-border-info); }
.pill-green{ background: var(--color-background-success); color: var(--color-text-success); border-color: var(--color-border-success); }
.pill-amber{ background: var(--color-background-warning); color: var(--color-text-warning); border-color: rgba(133, 79, 11, 0.2); }
.pill-purple{ background: var(--color-background-purple); color: var(--color-text-purple); border-color: rgba(60, 52, 137, 0.2); }

.conflict-card { font-size: 13px; font-weight: 500; color: var(--color-text-warning); background: var(--color-background-warning); border: 1px solid rgba(133, 79, 11, 0.3); border-radius: var(--border-radius-md); padding: 12px 16px; line-height: 1.5; display: flex; gap: 12px; align-items: flex-start; box-shadow: var(--shadow-sm); }
.conflict-icon { font-size: 18px; line-height: 1; }

.task-actions {
  display: flex;
  gap: 8px;
  opacity: 0;
  transition: opacity 0.2s;
}

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

.task-btn {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--color-border-secondary);
  background: var(--color-background-primary);
  color: var(--color-text-secondary);
  transition: all 0.2s;
}

.task-btn:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  border-color: var(--color-border-primary);
}

.task-btn-danger:hover {
  background: var(--color-background-danger);
  color: var(--color-text-danger);
  border-color: var(--color-text-danger);
}

.task-btn-info:hover {
  background: var(--color-background-info);
  color: var(--color-text-info);
  border-color: var(--color-text-info);
}

/* Right Panel */
.panel {
  border-left: 1px solid var(--color-border-tertiary);
  display: flex;
  flex-direction: column;
  background: var(--color-background-secondary);
  overflow: hidden;
}

.panel.panel-collapsed {
  overflow: hidden;
  width: 48px;
  min-width: 48px;
}
.summary-box {
  margin-top: 16px;
  padding: 14px;
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.6;
  border: 1px solid var(--color-border-tertiary);
}

.panel.panel-collapsed .panel-title,
.panel.panel-collapsed .panel-subtitle,
.panel.panel-collapsed .paste-zone,
.panel.panel-collapsed .paste-actions,
.panel.panel-collapsed .extract-preview,
.panel.panel-collapsed .add-btn {
  display: none;
}

.panel-header {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--color-border-tertiary);
  background: var(--color-background-primary);
  flex-shrink: 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.panel.panel-collapsed .panel-header {
  padding: 12px;
  justify-content: center;
  border-bottom: none;
  overflow: hidden;
}

.panel-toggle-btn {
  flex-shrink: 0;
  background: none;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-secondary);
  transition: all 0.2s;
  margin-top: 2px;
}

.panel-toggle-btn:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.panel-toggle-icon {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.panel-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-title svg {
  opacity: 0.8;
}

.panel-subtitle {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-tertiary);
  margin-top: 4px;
}

.paste-zone {
  margin: 20px 20px 12px;
  border: 2px dashed var(--color-border-secondary);
  border-radius: var(--border-radius-lg);
  padding: 24px 20px;
  text-align: center;
  cursor: text;
  transition: all 0.2s;
  background: var(--color-background-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 120px;
  overflow: hidden;
}

.paste-zone:hover {
  border-color: var(--color-text-info);
  background: var(--color-background-info);
}

.paste-zone:focus-within {
  border-color: var(--color-text-primary);
  border-style: solid;
  box-shadow: inset 0 0 0 1px var(--color-text-primary);
  outline: none;
}

.paste-icon {
  font-size: 24px;
  margin-bottom: 8px;
  color: var(--color-text-secondary);
  transition: color 0.2s;
}

.paste-zone:hover .paste-icon {
  color: var(--color-text-info);
}

.paste-input {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  resize: none;
  border: none;
  padding: 20px;
  font-family: inherit;
  font-size: 13px;
  z-index: 2;
}

.paste-input:focus,
.paste-input:not(:placeholder-shown) {
  opacity: 1;
  z-index: 10;
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  outline: none;
}

.paste-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
  pointer-events: none;
}

.paste-hint {
  font-size: 12px;
  color: var(--color-text-tertiary);
  line-height: 1.5;
  pointer-events: none;
}

.paste-actions {
  padding: 0 20px 16px;
}
/* Main */
.main { display: flex; flex-direction: column; overflow: hidden; position: relative; }
.topbar { position: relative; display: flex; align-items: center; justify-content: space-between; padding: 16px 24px; border-bottom: 1px solid var(--color-border-tertiary); flex-shrink: 0; background: rgba(var(--color-background-primary), 0.8); backdrop-filter: blur(10px); z-index: 10; }
.topbar-title { font-size: 18px; font-weight: 700; color: var(--color-text-primary); }
.btn { font-family: inherit; font-size: 13px; font-weight: 600; padding: 8px 16px; border: 1px solid var(--color-border-secondary); border-radius: var(--border-radius-sm); background: var(--color-background-primary); color: var(--color-text-primary); cursor: pointer; transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1); box-shadow: var(--shadow-sm); display: inline-flex; align-items: center; justify-content: center; gap: 6px; }
.btn:hover { background: var(--color-background-secondary); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); box-shadow: 0 0 0; }
.btn-primary { background: var(--color-text-primary); color: var(--color-background-primary); border-color: transparent; }
.btn-primary:hover { background: var(--color-text-secondary); }

/* Calendar */
.cal-section { padding: 16px 24px; border-bottom: 1px solid var(--color-border-tertiary); flex-shrink: 0; }
.cal-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 16px; }
.cal-header-left { display: flex; flex-direction: column; flex: 1; align-items: flex-start; gap: 4px; }
.cal-header-right { display: flex; align-items: center; }
.cal-title { font-size: 15px; font-weight: 600; color: var(--color-text-primary); }
.cal-nav { font-size: 18px; color: var(--color-text-secondary); cursor: pointer; padding: 4px 8px; border-radius: 4px; transition: background 0.2s; }
.cal-nav:hover { background: var(--color-background-secondary); color: var(--color-text-primary); }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; text-align: center; }
.cal-day-label { font-size: 11px; color: var(--color-text-tertiary); padding-bottom: 8px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.cal-day { font-size: 13px; font-weight: 500; height: 32px; display: flex; align-items: center; justify-content: center; border-radius: var(--border-radius-md); cursor: pointer; color: var(--color-text-secondary); position: relative; transition: all 0.2s; }
.cal-day:hover { background: var(--color-background-secondary); color: var(--color-text-primary); transform: scale(1.1); z-index: 1; }
.cal-day.today { background: var(--color-text-primary); color: var(--color-background-primary); box-shadow: var(--shadow-sm); }
.cal-day-indicators { position: absolute; bottom: 3px; left: 0; right: 0; display: flex; justify-content: center; gap: 3px; }
.cal-day-indicator { width: 5px; height: 5px; border-radius: 50%; }
.cal-day.muted { color: var(--color-border-secondary); }
.cal-legend { display: flex; gap: 16px; margin-top: 16px; font-size: 11px; font-weight: 500; color: var(--color-text-tertiary); justify-content: flex-end; }
.cal-legend span { display: flex; align-items: center; gap: 6px; }
.legend-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }

/* Quote Widget */
.quote-widget { 
  display: inline-flex; 
  align-items: center; 
  gap: 6px; 
  padding: 6px 12px; 
  background: var(--color-background-secondary); 
  border: 1px solid var(--color-border-tertiary); 
  border-radius: 100px;
  transition: all 0.2s ease;
}
.quote-widget:hover {
  background: var(--color-background-tertiary);
  transform: translateY(-1px);
}
.quote-icon {
  color: var(--color-text-tertiary);
}
.quote-widget p { 
  margin: 0; 
  font-size: 11px; 
  color: var(--color-text-secondary); 
  font-weight: 600; 
  line-height: 1; 
  letter-spacing: 0.02em;
}

/* Tasks */
.tasks-section { flex: 1; overflow-y: auto; padding: 0 24px 24px; scroll-behavior: smooth; }
.tasks-section::-webkit-scrollbar { width: 6px; }
.tasks-section::-webkit-scrollbar-thumb { background: var(--color-border-secondary); border-radius: 10px; }
.tasks-actions-bar {
  margin-top: 18px;
  display: flex;
  gap: 12px;
}

.extract-preview {
  overflow-y: auto;
  padding: 0 20px 12px;
  scroll-behavior: smooth;
  max-height: 280px;
}

.extract-preview::-webkit-scrollbar {
  width: 6px;
}

.extract-preview::-webkit-scrollbar-thumb {
  background: var(--color-border-secondary);
  border-radius: 10px;
}

.extract-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-tertiary);
  margin-bottom: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.extract-card {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  padding: 14px 16px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
  animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  transform-origin: center;
  position: relative;
  overflow: hidden;
}

.tasks-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 24px;
  margin-top: 24px;
  background: var(--color-background-secondary);
  border: 1px dashed var(--color-border-secondary);
  border-radius: var(--border-radius-lg);
  position: relative;
  overflow: hidden;
  animation: emptyStateFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes emptyStateFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.05));
  animation: float 3s ease-in-out infinite;
}

/* Soft gradient glow behind the icon */
.empty-state-icon::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.15) 0%, transparent 70%);
  z-index: -1;
  border-radius: 50%;
}

.empty-state-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.empty-state-text {
  font-size: 14px;
  color: var(--color-text-secondary);
  max-width: 300px;
  line-height: 1.5;
  margin-bottom: 24px;
}

.empty-state-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.empty-state-cta:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
  filter: brightness(1.2);
}

.empty-state-cta:active {
  transform: translateY(-1px) scale(0.98);
}

/* Subtle shine effect on hover */
.empty-state-cta::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s ease;
}

.empty-state-cta:hover::after {
  left: 150%;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.extract-subject {
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.task-item:hover { background: var(--color-background-secondary); transform: translateX(4px); border-color: var(--color-border-secondary); box-shadow: var(--shadow-sm); }
.task-item.urgent, .task-item.high-priority { 
  border-color: var(--color-border-danger); 
  background: linear-gradient(135deg, rgba(var(--color-danger-rgb), 0.08) 0%, var(--color-background-primary) 100%); 
}
.task-item.overdue {
  border-color: var(--color-border-danger);
  background: linear-gradient(135deg, rgba(var(--color-danger-rgb), 0.12) 0%, var(--color-background-primary) 100%);
}
.task-item.done {
  background: linear-gradient(135deg, rgba(var(--color-success-rgb), 0.08) 0%, var(--color-background-primary) 100%);
  border-color: var(--color-border-success);
}
.task-check { width: 18px; height: 18px; border-radius: 5px; border: 2px solid var(--color-border-secondary); flex-shrink: 0; margin-top: 2px; transition: all 0.2s; position: relative; cursor: pointer; }
.task-check:hover { border-color: var(--color-text-primary); }
.task-check.done { background: var(--color-text-success); border-color: var(--color-text-success); }
.task-check.done::after { content: ''; position: absolute; left: 4px; top: 1px; width: 4px; height: 8px; border: solid white; border-width: 0 2px 2px 0; transform: rotate(45deg); }
.task-info { flex: 1; min-width: 0; }
.task-name { font-size: 14px; font-weight: 500; color: var(--color-text-primary); line-height: 1.4; transition: color 0.2s; margin-bottom: 6px; }
.task-item.done .task-name { text-decoration: line-through; color: var(--color-text-tertiary); }
.task-meta { font-size: 12px; color: var(--color-text-tertiary); margin-top: 6px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; font-weight: 500; }
.task-pill { font-size: 11px; padding: 2px 8px; border-radius: 12px; font-weight: 600; display: inline-flex; align-items: center; gap: 4px; border: 1px solid transparent; }
.pill-red  { background: var(--color-background-danger); color: var(--color-text-danger); border-color: var(--color-border-danger); }
.pill-blue { background: var(--color-background-info); color: var(--color-text-info); border-color: var(--color-border-info); }
.pill-green{ background: var(--color-background-success); color: var(--color-text-success); border-color: var(--color-border-success); }
.pill-amber{ background: var(--color-background-warning); color: var(--color-text-warning); border-color: rgba(133, 79, 11, 0.2); }
.pill-purple{ background: var(--color-background-purple); color: var(--color-text-purple); border-color: rgba(60, 52, 137, 0.2); }

.conflict-card { font-size: 13px; font-weight: 500; color: var(--color-text-warning); background: var(--color-background-warning); border: 1px solid rgba(133, 79, 11, 0.3); border-radius: var(--border-radius-md); padding: 12px 16px; line-height: 1.5; display: flex; gap: 12px; align-items: flex-start; box-shadow: var(--shadow-sm); }
.conflict-icon { font-size: 18px; line-height: 1; }

.extract-task-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
}

.extract-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

.extract-icon {
  font-size: 14px;
}

.conf-bar {
  height: 4px;
  border-radius: 2px;
  margin-top: 12px;
  background: var(--color-border-tertiary);
  overflow: hidden;
}

.conf-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.conf-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  margin-top: 6px;
  display: flex;
  justify-content: space-between;
}

.conf-edit {
  color: var(--color-text-info);
  cursor: pointer;
  transition: color 0.2s;
}

.conf-edit:hover {
  color: var(--color-text-primary);
}

.add-btn {
  margin: 0 20px 20px;
  padding: 12px;
  border: none;
  border-radius: var(--border-radius-md);
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.add-btn:hover:not(:disabled) {
  background: var(--color-text-secondary);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.add-btn:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.add-btn:disabled {
  background: var(--color-border-secondary);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  color: var(--color-text-tertiary);
}

/* Loader */
.loader-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top-color: var(--color-text-primary);
  animation: spin 0.8s linear infinite;
}

@media (prefers-color-scheme: dark) {
  .loader-spinner {
    border-color: rgba(255, 255, 255, 0.1);
    border-top-color: #fff;
  }
}

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

/* Utility classes */
.hidden {
  display: none !important;
}

/* Timer duration input */
.timer-duration-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.timer-duration-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.timer-duration-input {
  width: 64px;
  padding: 6px 10px;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  text-align: center;
  transition: border-color 0.2s;
}

.timer-duration-input:focus {
  outline: none;
  border-color: var(--color-text-primary);
}

.timer-duration-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Focus Mode */
.focus-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 24px;
  overflow-y: auto;
  gap: 32px;
}

.focus-dashboard {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.timer-container {
  position: relative;
  width: 240px;
  height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timer-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.timer-path-elapsed {
  fill: none;
  stroke: var(--color-border-tertiary);
  stroke-width: 4;
}

.timer-path-remaining {
  fill: none;
  stroke: var(--color-text-primary);
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s linear, stroke 0.3s ease;
}

.timer-text {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-text-primary);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  z-index: 1;
}

.timer-controls {
  display: flex;
  gap: 12px;
}

.focus-task-container,
.focus-task-selector {
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

.focus-task-header {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.active-focus-task {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--border-radius-md);
  padding: 20px;
  box-shadow: var(--shadow-md);
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.no-task-selected {
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 500;
}

.focus-task-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.focus-task-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all 0.2s;
}

.focus-task-item:hover {
  background: var(--color-background-secondary);
  border-color: var(--color-text-info);
  transform: translateY(-1px);
}

.focus-task-item .task-name {
  margin-bottom: 0;
  flex: 1;
}


/* Header */
.site-header {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto 16px auto;
  padding: 16px 24px;
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);

  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.logo {
  width: 40px;
  height: 40px;
  border-radius: 2px;
}

.site-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.header-nav {
  display: flex;
  gap: 24px;
}

.header-nav a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: color 0.2s;
}

.header-nav a:hover {
  color: var(--color-text-primary);
}

.profile-btn {
  padding: 8px 16px;
  border: none;
  border-radius: var(--border-radius-md);
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  cursor: pointer;
  font-weight: 600;
}

/* Footer */
.site-footer {
  width: 100%;
  max-width: 1200px;
  margin: 16px auto 0 auto;
  padding: 16px 24px;
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);

  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--color-text-secondary);
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 16px;
}

.footer-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
}

.footer-links a:hover {
  color: var(--color-text-primary);
}

/* Global crash boundary UI */
.crash-screen {
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(circle at 20% 20%, rgba(24, 95, 165, 0.16), transparent 40%),
    radial-gradient(circle at 80% 0%, rgba(22, 101, 52, 0.14), transparent 42%),
    var(--color-background-tertiary);
}

.crash-card {
  width: min(560px, 100%);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border-tertiary);
  background: var(--color-background-primary);
  box-shadow: var(--shadow-lg);
  padding: 28px;
}

.crash-illustration {
  font-size: 30px;
  margin-bottom: 12px;
}

.crash-title {
  font-size: 28px;
  margin-bottom: 10px;
}

.crash-copy {
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 8px;
}

.crash-quote {
  color: var(--color-text-info);
  font-weight: 600;
  margin-bottom: 16px;
}

.crash-refresh {
  border: none;
  border-radius: var(--border-radius-md);
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-background-primary);
  background: var(--color-text-primary);
  cursor: pointer;
}

.crash-refresh:hover {
  background: var(--color-text-secondary);
}

.crash-details {
  margin-top: 14px;
  color: var(--color-text-secondary);
}

.crash-details pre {
  margin-top: 8px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-size: 12px;
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-sm);
  padding: 10px;
}

/* Task Addition Model */


#new-task-modal {

  position: fixed;
  inset: 0;
  z-index: 9998;
  display: none;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.55) !important;
}


#new-task-modal .modal-card {
  width: 100%;
  max-width: 360px;
  background-color: #0f172a;
  border-radius: 14px;
  padding: 20px 20px 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6) !important;
  color: #e5e7eb;
  box-sizing: border-box;
  border: 1px solid rgba(148, 163, 184, 0.35) !important;
}


#new-task-modal .modal-card h3 {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: #f9fafb;
}


#new-task-modal label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #9ca3af;
  /* muted */
  margin-bottom: 4px;
}


#new-task-modal input,
#new-task-modal select {
  width: 100%;
  box-sizing: border-box;
  font-size: 13px;
  padding: 7px 8px;
  margin-bottom: 10px;
  border-radius: 6px;
  border: 1px solid #4b5563;
  background-color: #111827 !important;
  color: #e5e7eb;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  color-scheme: dark;
}


#new-task-modal input::placeholder {
  color: #6b7280;
}


#new-task-modal input:focus,
#new-task-modal select:focus {
  outline: none;
  border-color: #4f46e5;
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.35);
  background: #020617;
}


#new-task-modal .modal-card>div:last-child {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 6px;
}


#new-task-modal .btn {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
}

#new-task-modal .btn:not(.btn-primary) {
  background: rgba(15, 23, 42, 0.9);
  color: #e5e7eb;
  border: 1px solid #4b5563;
}

#new-task-modal .btn:not(.btn-primary):hover {
  background: #020617;
}


#new-task-modal.showing .modal-card {
  animation: new-task-modal-in 0.16s ease-out;
}

@keyframes new-task-modal-in {
  from {
    opacity: 0;
    transform: translateY(6px) scale(0.97);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}


@media (max-width: 480px) {
  #new-task-modal .modal-card {
    max-width: 90vw;
    padding: 16px 14px 12px;
  }
}


.smart-workload-card {
  margin-bottom: 14px;
  padding: 14px;
  border-radius: 14px;
  background: rgba(255, 184, 77, 0.08);
  border: 1px solid rgba(255, 184, 77, 0.25);
  backdrop-filter: blur(10px);
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.smart-workload-title {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #ffcc66;
}

.smart-workload-score {
  min-width: 90px;
  font-size: 12px;
  margin-bottom: 10px;
  color: #cfcfcf;
}

.smart-suggestion-list {
  margin: 0;
  padding-left: 18px;
}

.smart-suggestion-list li {
  margin-bottom: 6px;
  color: #e6e6e6;
  line-height: 1.5;
  font-size: 13px;
}

.smart-workload-card.high {
  border-color: rgba(255, 77, 77, 0.5);
  background: rgba(255, 77, 77, 0.08);
}

.smart-workload-card.medium {
  border-color: rgba(255, 184, 77, 0.25);
}

.smart-highlight {
  color: #ffcc66;
  font-weight: 600;
}

.paste-zone {
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.paste-zone--dragover {
  border-color: #4f46e5 !important;
  background-color: rgba(79, 70, 229, 0.05) !important;
  box-shadow: inset 0 0 8px rgba(79, 70, 229, 0.1);
}
/* ==========================================================================
   Modern Toast Notifications
   ========================================================================== */

.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 12px;
  pointer-events: none;
}

.toast-notification {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  padding: 12px 16px;
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border-secondary);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 500;
  animation: toastSlideIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  max-width: 350px;
  transform-origin: top right;
}

.toast-notification.toast-hiding {
  animation: toastSlideOut 0.2s ease-in forwards;
}

.toast-icon {
  font-size: 18px;
  flex-shrink: 0;
}

.toast-message {
  flex-grow: 1;
  line-height: 1.4;
}

.toast-close {
  background: none;
  border: none;
  color: var(--color-text-tertiary);
  font-size: 18px;
  cursor: pointer;
  padding: 0;
  margin-left: 8px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}

.toast-close:hover {
  color: var(--color-text-primary);
}

/* Toast Themes */
.toast-success { border-left: 4px solid var(--color-text-success); }
.toast-error { border-left: 4px solid var(--color-text-danger); }
.toast-warning { border-left: 4px solid var(--color-text-warning); }
.toast-info { border-left: 4px solid var(--color-text-info); }

@keyframes toastSlideIn {
  from { opacity: 0; transform: translateY(-20px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes toastSlideOut {
  from { opacity: 1; transform: scale(1); }
  to { opacity: 0; transform: scale(0.9); }
}

/* ==========================================================================
   Modern Confirm Modal
   ========================================================================== */
.custom-confirm-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  opacity: 0;
}

.custom-confirm-modal {
  background: var(--color-background-primary);
  border: 1px solid var(--color-border-tertiary);
  color: var(--color-text-primary);
  opacity: 0;
  transform: translateY(10px);
}

@keyframes fadeIn {
  to { opacity: 1; }
}

@keyframes fadeOut {
  to { opacity: 0; }
}

@keyframes slideUp {
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
  to { opacity: 0; transform: translateY(10px); }
}