/* ═══════════════════════════════════════════════════════════════════════
   PRODUCTIVITY FRAMEWORK TRACKER — CSS
   Professional light/dark theme with clean design
   ═══════════════════════════════════════════════════════════════════════ */

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

/* ── Theme Variables ────────────────────────────────────────────────── */
:root,
[data-theme="light"] {
  --bg:          #f5f5f7;
  --bg-alt:      #eeeef0;
  --surface:     #ffffff;
  --surface2:    #f0f0f2;
  --surface3:    #e8e8ec;
  --border:      #d1d1d6;
  --border-light:#e5e5ea;
  --text:        #1c1c1e;
  --text-secondary: #636366;
  --text-tertiary:  #aeaeb2;
  --primary:     #5856d6;
  --primary-hover:#4a48c4;
  --primary-bg:  rgba(88,86,214,0.08);
  --primary-bg2: rgba(88,86,214,0.15);
  --success:     #34c759;
  --success-bg:  rgba(52,199,89,0.1);
  --warning:     #ff9500;
  --warning-bg:  rgba(255,149,0,0.1);
  --danger:      #ff3b30;
  --danger-bg:   rgba(255,59,48,0.08);
  --info:        #007aff;
  --info-bg:     rgba(0,122,255,0.08);
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.06);
  --shadow-md:   0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg:   0 8px 30px rgba(0,0,0,0.12);
  --radius:      10px;
  --radius-sm:   6px;
  --radius-lg:   14px;
  --font:        -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --transition:  0.2s ease;
}

[data-theme="dark"] {
  --bg:          #0a0a0f;
  --bg-alt:      #111118;
  --surface:     #1c1c24;
  --surface2:    #25252f;
  --surface3:    #2f2f3a;
  --border:      #3a3a46;
  --border-light:#2e2e3a;
  --text:        #f0f0f5;
  --text-secondary: #a0a0ab;
  --text-tertiary:  #6b6b78;
  --primary:     #7b78ff;
  --primary-hover:#918eff;
  --primary-bg:  rgba(123,120,255,0.1);
  --primary-bg2: rgba(123,120,255,0.18);
  --success:     #30d158;
  --success-bg:  rgba(48,209,88,0.12);
  --warning:     #ff9f0a;
  --warning-bg:  rgba(255,159,10,0.12);
  --danger:      #ff453a;
  --danger-bg:   rgba(255,69,58,0.12);
  --info:        #0a84ff;
  --info-bg:     rgba(10,132,255,0.12);
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.2);
  --shadow-md:   0 4px 12px rgba(0,0,0,0.25);
  --shadow-lg:   0 8px 30px rgba(0,0,0,0.4);
}

/* ── Base (font) ────────────────────────────────────────────────────── */
html { font-size: 14px; }
@media (min-width: 769px) { html { font-size: 15px; } }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.hidden { display: none !important; }

/* ── Buttons ────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: none;
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--text-secondary); color: var(--text); }
.btn-danger-outline {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
}
.btn-danger-outline:hover { background: var(--danger-bg); }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.8rem; }
.btn-xs { padding: 0.25rem 0.5rem; font-size: 0.75rem; }
.btn-full { width: 100%; }
.btn-icon {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 0.4rem;
  border-radius: var(--radius-sm);
  line-height: 0;
}
.btn-icon:hover { background: var(--surface2); color: var(--text); }

/* ── Inputs ─────────────────────────────────────────────────────────── */
input[type="text"],
input[type="password"],
input[type="number"],
textarea,
select {
  font: inherit;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  padding: 0.5rem 0.75rem;
  width: 100%;
  transition: border var(--transition), box-shadow var(--transition);
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-bg);
}
textarea { resize: vertical; }
.field { margin-bottom: 1rem; }
.field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.3rem;
}
.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 1rem;
  padding: 0.25rem 0 0.1rem;
  color: var(--text-secondary);
  font-size: 0.88rem;
  cursor: pointer;
}
.checkbox-field input {
  width: auto;
  margin-top: 0.2rem;
  accent-color: var(--primary);
}
.checkbox-field span {
  line-height: 1.35;
}
.field-error {
  color: var(--danger);
  font-size: 0.8rem;
  margin-top: 0.5rem;
  text-align: center;
}

/* ── Nav ────────────────────────────────────────────────────────────── */
.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  height: 56px;
  background: var(--surface);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
@media (min-width: 769px) { .top-nav { padding: 0 1.5rem; } }
.nav-left { display: flex; align-items: center; gap: 0.6rem; }
.nav-left h1 { font-size: 1.05rem; font-weight: 600; }
.nav-icon { color: var(--primary); }
.nav-right { display: flex; align-items: center; gap: 0.6rem; }
.nav-user-wrap { display: flex; align-items: center; gap: 0.5rem; }
.nav-user { font-size: 0.82rem; color: var(--text-secondary); }

/* ── Calendar Bar ───────────────────────────────────────────────────── */
.calendar-bar {
  position: sticky;
  top: 56px;
  z-index: 90;
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}
.calendar-bar-inner {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 0.9rem 1rem;
}
@media (min-width: 769px) {
  .calendar-bar-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.5rem;
  }
}
.calendar-copy { display: flex; flex-direction: column; gap: 0.1rem; }
.calendar-kicker {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
}
.calendar-title { font-size: 1rem; color: var(--text); }
.calendar-hint { font-size: 0.82rem; color: var(--text-secondary); }
.calendar-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.calendar-controls input[type="date"] {
  width: 160px;
}
.calendar-controls .btn-icon {
  padding: 0.45rem;
  font-size: 1.1rem;
  min-height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Auth ───────────────────────────────────────────────────────────── */
.auth-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
  background: var(--bg);
}
.auth-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
}
.auth-logo {
  text-align: center;
  color: var(--primary);
  margin-bottom: 1rem;
}
.auth-card h2 { text-align: center; margin-bottom: 0.25rem; font-size: 1.3rem; }
.auth-sub { text-align: center; color: var(--text-secondary); font-size: 0.82rem; margin-bottom: 1.5rem; }
.auth-switch { text-align: center; margin-top: 1.2rem; font-size: 0.82rem; color: var(--text-secondary); }
.auth-switch a { margin-left: 0.3rem; }

/* ── Layout ─────────────────────────────────────────────────────────── */
.app-layout { display: flex; min-height: calc(100vh - 56px); }
.app-container { flex: 1; max-width: 1200px; margin: 0 auto; padding: 1rem; width: 100%; }
@media (min-width: 769px) { .app-container { padding: 1.5rem; } }

/* ── Breadcrumb ─────────────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  padding: 0.5rem 0;
}
.breadcrumb a { color: var(--text-secondary); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: var(--text-tertiary); }

/* ── View Header ────────────────────────────────────────────────────── */
.view-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-direction: column;
  gap: 0.7rem;
}
@media (min-width: 501px) { .view-header { flex-direction: row; flex-wrap: wrap; } }
.view-header h2 { font-size: 1.5rem; font-weight: 700; }
.view-sub { color: var(--text-secondary); font-size: 0.85rem; margin-top: 0.2rem; }

/* ── Lists Grid ─────────────────────────────────────────────────────── */
.lists-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 769px) {
  .lists-grid { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
}
.list-card {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition);
}
.list-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}
.list-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.25rem; }
.list-card .card-desc {
  color: var(--text-secondary);
  font-size: 0.82rem;
  margin-bottom: 0.75rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.list-card .card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--text-tertiary);
}
.list-card .card-badges {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
}
.card-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  font-size: 0.7rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  background: var(--surface2);
  color: var(--text-secondary);
}

/* Persisted vs Daily visual indicators */
.list-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  border-top-left-radius: var(--radius);
  border-bottom-left-radius: var(--radius);
  opacity: 0.95;
}
.list-card--persisted::before {
  background: linear-gradient(180deg, var(--primary), var(--primary-hover));
}
.list-card--daily::before {
  background: linear-gradient(180deg, var(--warning), rgba(255,149,0,0.18));
}

.list-legend { display: flex; gap: 0.6rem; align-items: center; margin-top: 0.35rem; flex-wrap:wrap; }
.legend-item { display:flex; gap:0.45rem; align-items:center; color:var(--text-secondary); font-size:0.85rem; }
.legend-swatch { width:12px; height:12px; border-radius:3px; display:inline-block; box-shadow: 0 1px 0 rgba(0,0,0,0.04); }
.legend-swatch.persisted { background: linear-gradient(180deg, var(--primary), var(--primary-hover)); }
.legend-swatch.daily { background: linear-gradient(180deg, var(--warning), rgba(255,149,0,0.18)); }

/* ── Empty State ────────────────────────────────────────────────────── */
.empty-state, .empty-state-sm {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-secondary);
}
.empty-state svg { margin: 0 auto 1rem; display: block; color: var(--text-tertiary); }
.empty-state h3 { font-size: 1.1rem; color: var(--text); margin-bottom: 0.4rem; }
.empty-state p { font-size: 0.85rem; max-width: 360px; margin: 0 auto 1rem; }
.empty-state-sm { padding: 2rem 1rem; }
.empty-state-sm p { font-size: 0.85rem; }

/* ── Detail View ────────────────────────────────────────────────────── */
.detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  flex-direction: column;
  gap: 0.5rem;
}
@media (min-width: 501px) { .detail-header { flex-direction: row; flex-wrap: wrap; } }
.detail-info h2 { font-size: 1.4rem; font-weight: 700; }
.detail-desc { color: var(--text-secondary); font-size: 0.85rem; margin-top: 0.15rem; }
.detail-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }

/* ── Tabs ───────────────────────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border-light);
  margin-bottom: 1.25rem;
}
.tab {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: all var(--transition);
}
.tab:hover { color: var(--text); }
.tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}
.tab-badge {
  font-size: 0.7rem;
  background: var(--surface2);
  color: var(--text-secondary);
  padding: 0.1rem 0.45rem;
  border-radius: 10px;
  font-weight: 600;
}
.tab.active .tab-badge { background: var(--primary-bg); color: var(--primary); }

.tab-intro {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

/* ── Add Item Row ───────────────────────────────────────────────────── */
.add-item-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.add-item-row input { flex: 1; }

/* ── Items List ─────────────────────────────────────────────────────── */
.items-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.item-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.item-row:hover { border-color: var(--border); }
.item-number {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  min-width: 24px;
  text-align: center;
  font-weight: 600;
}
.item-content { flex: 1; min-width: 0; }
.item-title { font-size: 0.9rem; font-weight: 500; }
.item-desc { font-size: 0.78rem; color: var(--text-secondary); margin-top: 0.1rem; }
.item-actions { display: flex; gap: 0.25rem; opacity: 1; transition: opacity var(--transition); }
@media (min-width: 769px) {
  .item-actions { opacity: 0; }
  .item-row:hover .item-actions { opacity: 1; }
}

/* ── Framework Catalog ──────────────────────────────────────────────── */
.frameworks-catalog {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 769px) {
  .frameworks-catalog { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
}
.fw-catalog-card {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: all var(--transition);
  position: relative;
}
.fw-catalog-card:hover { border-color: var(--border); }
.fw-catalog-card.selected {
  border-color: var(--primary);
  background: var(--primary-bg);
}
.fw-catalog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}
.fw-catalog-icon {
  font-size: 1.3rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}
.fw-catalog-name { font-size: 0.95rem; font-weight: 600; }
.fw-catalog-author { font-size: 0.75rem; color: var(--text-tertiary); margin-top: 0.1rem; }
.fw-catalog-desc { font-size: 0.8rem; color: var(--text-secondary); margin: 0.5rem 0 0.75rem; line-height: 1.4; }
.fw-toggle-btn {
  width: 100%;
  padding: 0.4rem;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text-secondary);
  cursor: pointer;
  font-weight: 500;
  transition: all var(--transition);
}
.fw-toggle-btn:hover { border-color: var(--primary); color: var(--primary); }
.fw-toggle-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ── Framework Tabs ─────────────────────────────────────────────────── */
.active-frameworks { margin-top: 1.5rem; }
.section-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text);
}
.framework-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.fw-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}
.fw-tab:hover { border-color: var(--primary); color: var(--primary); }
.fw-tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ── Framework Viewport ─────────────────────────────────────────────── */
.framework-viewport {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  min-height: 200px;
}

/* ── Eisenhower Matrix ──────────────────────────────────────────────── */
.eisenhower-grid {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto;
  gap: 0;
  min-height: 300px;
}
@media (min-width: 501px) {
  .eisenhower-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    min-height: 500px;
  }
}
.eisenhower-cell {
  padding: 1rem;
  min-height: 160px;
  border: 1px solid var(--border-light);
  position: relative;
}
@media (min-width: 501px) { .eisenhower-cell { min-height: 220px; } }
.eisenhower-cell:first-child { border-radius: var(--radius) var(--radius) 0 0; }
.eisenhower-cell:last-child { border-radius: 0 0 var(--radius) var(--radius); }
@media (min-width: 501px) {
  .eisenhower-cell:first-child { border-radius: var(--radius) 0 0 0; border-right: none; border-bottom: none; }
  .eisenhower-cell:nth-child(2) { border-radius: 0 var(--radius) 0 0; border-bottom: none; }
  .eisenhower-cell:nth-child(3) { border-radius: 0 0 0 var(--radius); border-right: none; }
  .eisenhower-cell:nth-child(4) { border-radius: 0 0 var(--radius) 0; }
  .eisenhower-cell:last-child { border-radius: 0 0 var(--radius) 0; }
}
.eisenhower-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.eisenhower-label-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.eq-do    .eisenhower-label { color: var(--danger); }
.eq-do    .eisenhower-label-dot { background: var(--danger); }
.eq-do    { background: var(--danger-bg); }
.eq-schedule .eisenhower-label { color: var(--info); }
.eq-schedule .eisenhower-label-dot { background: var(--info); }
.eq-schedule { background: var(--info-bg); }
.eq-delegate .eisenhower-label { color: var(--warning); }
.eq-delegate .eisenhower-label-dot { background: var(--warning); }
.eq-delegate { background: var(--warning-bg); }
.eq-eliminate .eisenhower-label { color: var(--text-tertiary); }
.eq-eliminate .eisenhower-label-dot { background: var(--text-tertiary); }
.eq-eliminate { background: var(--surface2); }

.drop-zone {
  min-height: 60px;
  border: 2px dashed transparent;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  padding: 0.25rem;
}
.drop-zone.drag-over {
  border-color: var(--primary);
  background: var(--primary-bg);
}
.fw-item-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  margin-bottom: 0.4rem;
  cursor: grab;
  font-size: 0.82rem;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.fw-item-chip:hover { border-color: var(--border); }
.fw-item-chip.dragging { opacity: 0.5; }
.fw-item-chip .chip-title { flex: 1; font-weight: 500; }

/* ── Impact/Effort Matrix ───────────────────────────────────────────── */
.ie-matrix { display: grid; grid-template-columns: 1fr; grid-template-rows: auto; gap: 0; min-height: 300px; }
@media (min-width: 501px) { .ie-matrix { grid-template-columns: 1fr 1fr; grid-template-rows: auto auto; min-height: 500px; } }
.ie-cell { padding: 1rem; min-height: 160px; border: 1px solid var(--border-light); position: relative; }
@media (min-width: 501px) { .ie-cell { min-height: 220px; } }
.ie-cell:first-child { border-radius: var(--radius) var(--radius) 0 0; }
.ie-cell:last-child { border-radius: 0 0 var(--radius) var(--radius); }
@media (min-width: 501px) {
  .ie-cell:first-child { border-radius: var(--radius) 0 0 0; border-right: none; border-bottom: none; }
  .ie-cell:nth-child(2) { border-radius: 0 var(--radius) 0 0; border-bottom: none; }
  .ie-cell:nth-child(3) { border-radius: 0 0 0 var(--radius); border-right: none; }
  .ie-cell:nth-child(4) { border-radius: 0 0 var(--radius) 0; }
  .ie-cell:last-child { border-radius: 0 0 var(--radius) 0; }
}
.ie-label { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 0.75rem; display: flex; align-items: center; gap: 0.4rem; }
.ie-label-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.ie-quickwin { background: rgba(52,199,89,0.08); }
.ie-quickwin .ie-label { color: var(--success); }
.ie-quickwin .ie-label-dot { background: var(--success); }
.ie-major { background: var(--primary-bg); }
.ie-major .ie-label { color: var(--primary); }
.ie-major .ie-label-dot { background: var(--primary); }
.ie-fillin { background: var(--warning-bg); }
.ie-fillin .ie-label { color: var(--warning); }
.ie-fillin .ie-label-dot { background: var(--warning); }
.ie-thankless { background: var(--surface2); }
.ie-thankless .ie-label { color: var(--text-tertiary); }
.ie-thankless .ie-label-dot { background: var(--text-tertiary); }

/* ── Kanban Board ───────────────────────────────────────────────────── */
.kanban-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  padding: 1rem;
  min-height: 300px;
}
@media (min-width: 501px) { .kanban-board { grid-template-columns: 1fr 1fr; } }
@media (min-width: 769px) { .kanban-board { grid-template-columns: repeat(4, 1fr); min-height: 400px; } }
.kanban-column {
  background: var(--surface2);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  min-height: 300px;
}
.kanban-col-header {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.kanban-col-count {
  font-size: 0.7rem;
  background: var(--surface3);
  padding: 0.1rem 0.4rem;
  border-radius: 10px;
  font-weight: 600;
}
.kanban-backlog .kanban-col-header { color: var(--text-secondary); }
.kanban-doing .kanban-col-header { color: var(--warning); }
.kanban-review .kanban-col-header { color: var(--info); }
.kanban-done .kanban-col-header { color: var(--success); }

/* ── Timeboxing ─────────────────────────────────────────────────────── */
.timeboxing-container { padding: 1.25rem; }
.timebox-items { display: flex; flex-direction: column; gap: 0.75rem; }
.timebox-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--surface2);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--primary);
}
.timebox-title { flex: 1; font-size: 0.88rem; font-weight: 500; }
.timebox-time-wrap {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.timebox-time-input {
  width: 60px !important;
  text-align: center;
  font-size: 0.82rem;
  padding: 0.3rem 0.4rem;
}
.timebox-unit { font-size: 0.78rem; color: var(--text-secondary); }
.timebox-status {
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}
.timebox-status.idle { background: var(--surface3); color: var(--text-secondary); }
.timebox-status.running { background: var(--warning-bg); color: var(--warning); }
.timebox-status.done { background: var(--success-bg); color: var(--success); }
.timebox-total {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-light);
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.timebox-total strong { color: var(--text); }

/* ── Stop Doing List ────────────────────────────────────────────────── */
.stopdoing-container { padding: 1.25rem; }
.stopdoing-sections {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 769px) { .stopdoing-sections { grid-template-columns: 1fr 1fr; } }
.stopdoing-section {
  background: var(--surface2);
  border-radius: var(--radius-sm);
  padding: 1rem;
  min-height: 200px;
}
.stopdoing-section.keep-section { border-top: 3px solid var(--success); }
.stopdoing-section.stop-section { border-top: 3px solid var(--danger); }
.stopdoing-header {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.keep-section .stopdoing-header { color: var(--success); }
.stop-section .stopdoing-header { color: var(--danger); }

/* ── Pareto Principle ───────────────────────────────────────────────── */
.pareto-container { padding: 1.25rem; }
.pareto-explanation {
  background: var(--surface2);
  border-radius: var(--radius-sm);
  padding: 1rem;
  margin-bottom: 1rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.pareto-explanation .icon { font-size: 1.3rem; }
.pareto-sections {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 769px) { .pareto-sections { grid-template-columns: 1fr 1fr; } }
.pareto-section {
  background: var(--surface2);
  border-radius: var(--radius-sm);
  padding: 1rem;
  min-height: 200px;
}
.pareto-section.vital-section { border-top: 3px solid var(--primary); }
.pareto-section.trivial-section { border-top: 3px solid var(--text-tertiary); }
.pareto-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.vital-section .pareto-label { color: var(--primary); }
.trivial-section .pareto-label { color: var(--text-tertiary); }
.pareto-bar-container { margin-top: 1rem; }
.pareto-bar {
  height: 24px;
  border-radius: 12px;
  background: var(--surface3);
  overflow: hidden;
  display: flex;
}
.pareto-bar-vital {
  background: var(--primary);
  transition: width 0.4s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: #fff;
  font-weight: 600;
}
.pareto-bar-trivial {
  background: var(--text-tertiary);
  transition: width 0.4s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: #fff;
  font-weight: 600;
}
.pareto-stats {
  display: flex;
  justify-content: space-between;
  margin-top: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* ── Axis Labels for Matrices ───────────────────────────────────────── */
.matrix-wrapper { position: relative; padding: 2rem 0.5rem 0.5rem 2rem; }
.matrix-axis-y {
  position: absolute;
  left: 0;
  top: 50%;
  transform: rotate(-90deg) translateX(-50%);
  transform-origin: left center;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  white-space: nowrap;
}
.matrix-axis-x {
  text-align: center;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}
.matrix-corner-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  color: var(--text-tertiary);
  padding: 0 0.25rem;
  margin-bottom: 0.25rem;
}

/* ── Unassigned Items ───────────────────────────────────────────────── */
.unassigned-area {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--border-light);
  background: var(--surface2);
  border-radius: 0 0 var(--radius) var(--radius);
}
.unassigned-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}
.unassigned-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  min-height: 36px;
}

/* ── Modal ──────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  backdrop-filter: blur(4px);
}
[data-theme="dark"] .modal-overlay { background: rgba(0,0,0,0.6); }
.modal-box {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}
.modal-header h3 { font-size: 1.1rem; font-weight: 600; }
.modal-footer {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
  margin-top: 0.5rem;
}
.modal-close { font-size: 1.2rem; padding: 0.2rem 0.5rem; }

/* ── Toast (base, overridden below) ─────────────────────────────────── */
@keyframes toastIn {
  from { transform: translateY(16px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ── Responsive ─────────────────────────────────────────────────────── */
/* Mobile-first: base styles above are for small screens.
   Progressively enhance for larger viewports. */

/* ── Search & Filter ────────────────────────────────────────────────── */
.search-filter-bar { flex-wrap: wrap; }
@media (min-width: 769px) { .search-filter-bar { flex-wrap: nowrap; } }

/* ── Field row ──────────────────────────────────────────────────────── */
.field-row { flex-direction: column; }
@media (min-width: 769px) { .field-row { flex-direction: row; } }

/* ═══════════════════════════════════════════════════════════════════════
   NEW FEATURES STYLES
   ═══════════════════════════════════════════════════════════════════════ */

/* ── Sidebar ────────────────────────────────────────────────────────── */
.sidebar {
  display: none;
  width: 220px;
  min-width: 220px;
  background: var(--surface);
  border-right: 1px solid var(--border-light);
  padding: 1rem 0;
  flex-direction: column;
  gap: 0.5rem;
  overflow-y: auto;
  transition: transform 0.25s ease;
}
.sidebar.open {
  display: flex;
  position: fixed;
  z-index: 150;
  top: 56px;
  left: 0;
  bottom: 0;
  width: 260px;
  box-shadow: var(--shadow-lg);
}
@media (min-width: 769px) {
  .sidebar { display: flex; }
  .sidebar.open { position: static; width: 220px; box-shadow: none; }
}
.sidebar-section { padding: 0 0.75rem; }
.sidebar-section-title {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-tertiary);
  padding: 0.75rem 0.5rem 0.4rem;
}
.sidebar-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.55rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: left;
  transition: all var(--transition);
}
.sidebar-item:hover { background: var(--surface2); color: var(--text); }
.sidebar-item.active { background: var(--primary-bg); color: var(--primary); font-weight: 600; }
.sidebar-list-link {
  display: block;
  padding: 0.35rem 0.75rem;
  font-size: 0.78rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: all var(--transition);
}
.sidebar-list-link:hover { background: var(--surface2); color: var(--text); text-decoration: none; }
.sidebar-toggle { display: inline-flex; }
@media (min-width: 769px) { .sidebar-toggle { display: none; } }

/* ── Avatar ─────────────────────────────────────────────────────────── */
.avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  cursor: default;
  flex-shrink: 0;
}

/* ── Dashboard ──────────────────────────────────────────────────────── */
.dashboard-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
@media (min-width: 400px) { .dashboard-stats { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 769px) { .dashboard-stats { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); } }
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
  transition: all var(--transition);
}
.stat-card:hover { border-color: var(--border); box-shadow: var(--shadow-sm); }
.stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.5rem;
}
.stat-value { font-size: 1.6rem; font-weight: 700; color: var(--text); }
.stat-label { font-size: 0.75rem; color: var(--text-secondary); margin-top: 0.15rem; }
.dashboard-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 769px) { .dashboard-row { grid-template-columns: 1fr 1fr; } }
.report-summary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}
@media (min-width: 769px) {
  .report-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.report-toolbar {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1rem 1.15rem;
  background: linear-gradient(180deg, var(--surface) 0%, var(--surface2) 100%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
}
@media (min-width: 769px) {
  .report-toolbar { flex-direction: row; align-items: center; justify-content: space-between; }
}
.report-toolbar-group {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
@media (min-width: 769px) {
  .report-toolbar-group { flex-direction: row; align-items: center; flex-wrap: wrap; }
}
.report-toggle-group {
  display: inline-flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}
.report-period-btn.active,
.report-mode-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.report-toolbar-actions {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
  align-items: center;
}
@media (max-width: 768px) {
  .report-toolbar-actions { width: 100%; margin-top: 0.5rem; }
}
.report-toolbar-caption {
  grid-column: 1 / -1;
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: -0.25rem;
}
.report-card {
  background: linear-gradient(180deg, var(--surface) 0%, var(--surface2) 100%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
}
.report-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 0.35rem;
}
.report-value { font-size: 1.35rem; font-weight: 700; color: var(--text); }
.report-range { font-size: 0.82rem; color: var(--text-secondary); margin-top: 0.2rem; }
.report-task-repeats {
  margin: 2rem 0 1.5rem 0;
}
.report-task-repeats h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text);
}
.task-repeats-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
}
.task-repeats-table thead {
  background: var(--surface2);
  border-bottom: 1px solid var(--border-light);
}
.task-repeats-table th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.task-repeats-table th.text-center {
  text-align: center;
}
.task-repeats-table tbody tr {
  border-bottom: 1px solid var(--border-light);
  transition: background-color 0.2s ease;
}
.task-repeats-table tbody tr:hover {
  background: var(--surface2);
}
.task-repeats-table tbody tr:last-child {
  border-bottom: none;
}
.task-repeats-table td {
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  color: var(--text);
}
.task-repeats-table td.text-center {
  text-align: center;
}
.task-repeats-table .task-title {
  font-weight: 500;
  color: var(--text);
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.task-repeats-table .completion-rate {
  font-weight: 600;
  color: var(--success);
}
.task-repeats-table .task-date {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* ── Mobile responsive task repeats cards ──────────────────────────── */
@media (max-width: 600px) {
  .task-repeats-table {
    border: none;
    background: transparent;
  }
  .task-repeats-table thead {
    display: none;
  }
  .task-repeats-table tbody {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }
  .task-repeats-table tbody tr {
    display: grid;
    background: var(--surface);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 1rem;
    gap: 0.75rem;
    grid-template-columns: 1fr 1fr;
  }
  .task-repeats-table tbody tr td {
    padding: 0;
    font-size: 0.875rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
  }
  .task-repeats-table tbody tr td:first-child {
    grid-column: 1 / -1;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text);
    margin-bottom: 0.25rem;
  }
  .task-repeats-table tbody tr td:before {
    content: attr(data-label);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
  }
  .task-repeats-table td.text-center {
    text-align: left;
  }
  .task-repeats-table .task-title {
    max-width: none;
    white-space: normal;
  }
}

@media (min-width: 601px) and (max-width: 768px) {
  .task-repeats-table {
    font-size: 0.85rem;
  }
  .task-repeats-table th {
    padding: 0.6rem 0.8rem;
    font-size: 0.7rem;
  }
  .task-repeats-table td {
    padding: 0.6rem 0.8rem;
  }
  .task-repeats-table .task-title {
    max-width: 150px;
  }
}
.dashboard-panel {
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.dashboard-panel h3 { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; }
.fw-usage-chart { display: flex; flex-direction: column; gap: 0.5rem; }
.fw-usage-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
}
.fw-usage-bar-bg {
  flex: 1;
  height: 8px;
  background: var(--surface2);
  border-radius: 4px;
  overflow: hidden;
}
.fw-usage-bar {
  height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
}
.fw-usage-count {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  min-width: 20px;
  text-align: right;
}
.recent-items-list { display: flex; flex-direction: column; gap: 0.4rem; }
.recent-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.recent-item:hover { background: var(--surface2); }
.recent-item .ri-title { flex: 1; font-weight: 500; }
.recent-item .ri-list { font-size: 0.72rem; color: var(--text-tertiary); }
.recent-item .ri-priority {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── Search & Filter Bar ────────────────────────────────────────────── */
.search-filter-bar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  align-items: center;
}
.search-wrap {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
}
.search-wrap svg {
  position: absolute;
  left: 0.65rem;
  color: var(--text-tertiary);
  pointer-events: none;
}
.search-wrap input {
  padding-left: 2rem;
}
.search-filter-bar select {
  width: auto;
  min-width: 120px;
}

/* ── Bulk Actions ───────────────────────────────────────────────────── */
.bulk-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  background: var(--primary-bg);
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
  font-size: 0.82rem;
}
.bulk-select-all {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  cursor: pointer;
  color: var(--text-secondary);
}
.bulk-select-all input { cursor: pointer; }
#bulkCount { color: var(--primary); font-weight: 600; }

/* ── Priority indicator ─────────────────────────────────────────────── */
.priority-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.priority-dot.high { background: var(--danger); }
.priority-dot.medium { background: var(--warning); }
.priority-dot.low { background: var(--success); }
.priority-select { width: auto !important; min-width: 90px; }

/* ── Item Row enhancements ──────────────────────────────────────────── */
.item-checkbox {
  cursor: pointer;
  width: 16px;
  height: 16px;
  accent-color: var(--primary);
}
.item-row.completed-item .item-title {
  text-decoration: line-through;
  color: var(--text-tertiary);
}
.item-row .item-due {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.item-due.overdue { color: var(--danger); font-weight: 600; }
.item-bulk-check {
  cursor: pointer;
  width: 14px;
  height: 14px;
  accent-color: var(--primary);
}
.item-tags-row {
  display: flex;
  gap: 0.2rem;
  flex-wrap: wrap;
  margin-top: 0.15rem;
}
.item-tag-badge {
  font-size: 0.62rem;
  padding: 0.05rem 0.35rem;
  border-radius: 3px;
  color: #fff;
  font-weight: 600;
}
.item-drag-handle {
  cursor: grab;
  color: var(--text-tertiary);
  padding: 0.2rem;
  display: flex;
  align-items: center;
  opacity: 1;
  transition: opacity var(--transition);
}
@media (min-width: 769px) {
  .item-drag-handle { opacity: 0; }
  .item-row:hover .item-drag-handle { opacity: 1; }
}
.item-row.dragging-row { opacity: 0.4; background: var(--primary-bg); }

/* ── Loading Skeleton ───────────────────────────────────────────────── */
.loading-skeleton {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 769px) {
  .loading-skeleton { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
}
.skeleton-card {
  height: 120px;
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}
.skeleton-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, var(--surface2) 50%, transparent 100%);
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ── Animated Transitions ───────────────────────────────────────────── */
.view-transition {
  animation: fadeSlideIn 0.25s ease;
}
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.list-card { animation: fadeSlideIn 0.3s ease backwards; }
.list-card:nth-child(1) { animation-delay: 0.02s; }
.list-card:nth-child(2) { animation-delay: 0.04s; }
.list-card:nth-child(3) { animation-delay: 0.06s; }
.list-card:nth-child(4) { animation-delay: 0.08s; }
.list-card:nth-child(5) { animation-delay: 0.10s; }
.list-card:nth-child(6) { animation-delay: 0.12s; }
.item-row { animation: fadeSlideIn 0.2s ease backwards; }
.modal-box {
  animation: modalIn 0.2s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* ── Toast Variants ─────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 999;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 1.1rem;
  font-size: 0.82rem;
  box-shadow: var(--shadow-md);
  animation: toastIn 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.toast.toast-success { border-left: 3px solid var(--success); }
.toast.toast-error { border-left: 3px solid var(--danger); }
.toast.toast-info { border-left: 3px solid var(--info); }
.toast.toast-warning { border-left: 3px solid var(--warning); }

/* ── Undo Bar ───────────────────────────────────────────────────────── */
.undo-bar {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 998;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.65rem 1.25rem;
  font-size: 0.82rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: toastIn 0.3s ease;
}

/* ── Confirm Modal ──────────────────────────────────────────────────── */
.confirm-message {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.5;
}
.modal-box-sm { max-width: 380px; }
.modal-box-lg { max-width: 560px; }

/* ── Comments ───────────────────────────────────────────────────────── */
.item-comments {
  max-height: 200px;
  overflow-y: auto;
  margin-bottom: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.comment-item {
  background: var(--surface2);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  font-size: 0.8rem;
}
.comment-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.68rem;
  color: var(--text-tertiary);
  margin-bottom: 0.2rem;
}
.comment-content { color: var(--text); }
.comment-delete {
  cursor: pointer;
  color: var(--danger);
  font-size: 0.68rem;
  background: none;
  border: none;
  padding: 0;
}
.comment-add-row {
  display: flex;
  gap: 0.4rem;
}
.comment-add-row input { flex: 1; }

/* ── Tags ───────────────────────────────────────────────────────────── */
.edit-tags-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.edit-item-tags {
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
}
.edit-tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  font-size: 0.7rem;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}
.edit-tag-chip .tag-remove {
  font-size: 0.8rem;
  cursor: pointer;
  opacity: 0.7;
}
.edit-tag-chip .tag-remove:hover { opacity: 1; }
.tags-manager { margin-bottom: 0.5rem; }
.tags-list {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 0.75rem;
  max-height: 200px;
  overflow-y: auto;
}
.tag-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.5rem;
  background: var(--surface2);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
}
.tag-color-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
}
.tag-row .tag-name { flex: 1; }
.tag-row .tag-toggle-btn {
  font-size: 0.72rem;
  cursor: pointer;
  background: none;
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.1rem 0.4rem;
  color: var(--text-secondary);
  transition: all var(--transition);
}
.tag-row .tag-toggle-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.tag-row .tag-delete-btn {
  cursor: pointer;
  color: var(--danger);
  font-size: 0.72rem;
  background: none;
  border: none;
  padding: 0;
}
.tag-add-row {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}
.tag-add-row input[type="text"] { flex: 1; }
.tag-add-row input[type="color"] {
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
}

/* ── Share list ─────────────────────────────────────────────────────── */
.share-list-wrap h4 {
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}
.share-entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.35rem 0.5rem;
  background: var(--surface2);
  border-radius: var(--radius-sm);
  margin-bottom: 0.3rem;
  font-size: 0.82rem;
}
.share-entry .share-info { display: flex; align-items: center; gap: 0.4rem; }
.share-entry .share-perm {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  background: var(--surface3);
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
}

/* ── Field Row ──────────────────────────────────────────────────────── */
.field-row {
  display: flex;
  gap: 1rem;
}
.field-row .field { flex: 1; }

/* ── List Card progress ─────────────────────────────────────────────── */
.card-progress {
  height: 3px;
  background: var(--surface2);
  border-radius: 2px;
  margin-top: 0.5rem;
  overflow: hidden;
}
.card-progress-bar {
  height: 100%;
  background: var(--success);
  border-radius: 2px;
  transition: width 0.4s ease;
}

/* ── Keyboard Shortcuts Help ────────────────────────────────────────── */
.shortcuts-help {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.shortcuts-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  width: 320px;
  box-shadow: var(--shadow-lg);
}
.shortcuts-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; }
.shortcut-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.3rem 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.shortcut-row kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  padding: 0.15rem 0.5rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.72rem;
  font-family: var(--font);
  font-weight: 600;
  color: var(--text);
}

/* ── View Header Actions ────────────────────────────────────────────── */
.view-header-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* ── Mobile Overlay (closes sidebar when tapping outside) ───────────── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  top: 56px;
  background: rgba(0,0,0,0.3);
  z-index: 140;
}
.sidebar-overlay.active { display: block; }
@media (min-width: 769px) { .sidebar-overlay { display: none !important; } }

/* ── Touch-friendly tap targets ─────────────────────────────────────── */
@media (max-width: 768px) {
  .btn { min-height: 44px; min-width: 44px; }
  .btn-sm { min-height: 36px; min-width: 36px; }
  .btn-xs { min-height: 32px; min-width: 32px; }
  .btn-icon { min-height: 44px; min-width: 44px; }
  .tab { min-height: 44px; padding: 0.5rem 0.75rem; }
  .sidebar-item { min-height: 44px; }
  .item-row { padding: 0.85rem 0.75rem; }
  .modal-box { padding: 1.25rem; max-width: 100%; border-radius: var(--radius) var(--radius) 0 0; }
  .modal-overlay { align-items: flex-end; padding: 0; }
  .toast { left: 1rem; right: 1rem; bottom: 1rem; }
  .undo-bar { left: 1rem; right: 1rem; transform: none; }
  .add-item-row { flex-direction: column; }
  .add-item-row input { width: 100%; }
  .timebox-item { flex-wrap: wrap; gap: 0.5rem; }
  .comment-add-row { flex-direction: column; }
  .comment-add-row input { width: 100%; }
  .tag-add-row { flex-wrap: wrap; }
  .share-entry { flex-wrap: wrap; gap: 0.3rem; }
  .nav-user { display: none; }
}