/* ==========================================================================
   Universal Personal Tracker - Minimalist, Sleek & Modern Design System
   Inspired by Linear, Raycast, and Apple Health. 
   Clean lines, subtle borders, high-density typography, zero cartoonishness.
   ========================================================================== */

:root {
  /* Color Palette - Minimal Light */
  --bg-page: #fafafa;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-subtle: #f4f4f5;
  --bg-hover: #ececee;
  --bg-glass: rgba(250, 250, 250, 0.85);
  --bg-overlay: rgba(9, 9, 11, 0.45);

  --text-primary: #18181b;
  --text-secondary: #52525b;
  --text-tertiary: #71717a;
  --text-inverse: #ffffff;

  --border-subtle: #e4e4e7;
  --border-hover: #d4d4d8;
  --border-focus: #18181b;

  --btn-primary-bg: #18181b;
  --btn-primary-text: #ffffff;
  --btn-primary-hover: #27272a;

  --btn-secondary-bg: #ffffff;
  --btn-secondary-border: #e4e4e7;
  --btn-secondary-text: #18181b;
  --btn-secondary-hover: #f4f4f5;

  --accent-dot: #4f46e5;
  --success: #16a34a;
  --success-subtle: #f0fdf4;
  --danger: #dc2626;
  --danger-subtle: #fef2f2;
  --warning: #d97706;

  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  --font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
  --shadow-md: 0 4px 12px 0 rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 12px 24px -4px rgba(0, 0, 0, 0.08);

  --transition-fast: all 0.15s ease;
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  /* Color Palette - Minimal Dark */
  --bg-page: #09090b;
  --bg-surface: #111113;
  --bg-surface-elevated: #161619;
  --bg-subtle: #18181b;
  --bg-hover: #222226;
  --bg-glass: rgba(9, 9, 11, 0.82);
  --bg-overlay: rgba(0, 0, 0, 0.7);

  --text-primary: #f4f4f5;
  --text-secondary: #a1a1aa;
  --text-tertiary: #71717a;
  --text-inverse: #09090b;

  --border-subtle: #27272a;
  --border-hover: #3f3f46;
  --border-focus: #f4f4f5;

  --btn-primary-bg: #f4f4f5;
  --btn-primary-text: #09090b;
  --btn-primary-hover: #e4e4e7;

  --btn-secondary-bg: #161619;
  --btn-secondary-border: #27272a;
  --btn-secondary-text: #f4f4f5;
  --btn-secondary-hover: #222226;

  --accent-dot: #818cf8;
  --success: #22c55e;
  --success-subtle: #052e16;
  --danger: #ef4444;
  --danger-subtle: #450a0a;
  --warning: #f59e0b;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px 0 rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 12px 24px -4px rgba(0, 0, 0, 0.6);
}

/* ==========================================================================
   Base & Resets
   ========================================================================== */

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

html {
  font-size: 14px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* Container */
.container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ==========================================================================
   Header - Minimalist & Sleek
   ========================================================================== */

.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.65rem 0;
  transition: var(--transition-fast);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  user-select: none;
}

.logo-symbol {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  background-color: var(--text-primary);
  color: var(--bg-page);
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-symbol svg {
  stroke-width: 2px;
}

.logo-text {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.logo-badge {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  background-color: var(--bg-subtle);
  padding: 0.1rem 0.35rem;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-subtle);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Profile Selector */
.profile-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.65rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.825rem;
  font-weight: 500;
  transition: var(--transition-fast);
  max-width: 160px;
}

.profile-pill-btn:hover {
  border-color: var(--border-hover);
  background-color: var(--bg-subtle);
}

.profile-avatar-mini {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  font-size: 0.75rem;
  background-color: var(--bg-subtle);
}

.profile-name-mini {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Icon Buttons */
.btn-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  transition: var(--transition-fast);
}

.btn-icon:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background-color: var(--bg-subtle);
}

/* Main Content Area */
.app-main {
  flex: 1;
  padding: 1.75rem 0 3.5rem;
}

/* ==========================================================================
   Dashboard View
   ========================================================================== */

.greeting-banner {
  margin-bottom: 1.5rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.25rem;
}

.greeting-title {
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

.greeting-subtext {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
  font-weight: 450;
}

/* Dashboard Action Bar */
.dashboard-actions-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.action-buttons-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Buttons - Sleek & Refined */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.45rem 0.85rem;
  font-size: 0.825rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
  background-color: var(--btn-secondary-bg);
  border: 1px solid var(--btn-secondary-border);
  color: var(--btn-secondary-text);
}

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

.btn-ghost {
  background-color: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background-color: var(--bg-subtle);
  color: var(--text-primary);
}

.btn-danger {
  background-color: var(--danger-subtle);
  color: var(--danger);
  border: 1px solid rgba(220, 38, 38, 0.15);
}

.btn-danger:hover {
  background-color: var(--danger);
  color: #ffffff;
}

.btn-sm {
  padding: 0.3rem 0.6rem;
  font-size: 0.775rem;
  border-radius: var(--radius-sm);
}

.btn-block {
  width: 100%;
}

/* Category Filter Pills */
.category-filter-scroll {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  overflow-x: auto;
  padding: 0 0 0.75rem;
  margin-bottom: 1rem;
  scrollbar-width: none;
}

.category-filter-scroll::-webkit-scrollbar {
  display: none;
}

.filter-pill {
  padding: 0.25rem 0.65rem;
  font-size: 0.775rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  background-color: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.filter-pill:hover {
  color: var(--text-primary);
  background-color: var(--bg-subtle);
}

.filter-pill.active {
  background-color: var(--bg-surface);
  border-color: var(--border-subtle);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

/* Tracker Grid */
.tracker-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

@media (min-width: 640px) {
  .tracker-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .tracker-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Tracker Card - Minimalist with Accent Support */
.tracker-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--tracker-accent, var(--border-subtle));
  border-radius: var(--radius-lg);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.85rem;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  position: relative;
}

.tracker-card:hover {
  border-color: var(--border-hover);
  border-left-color: var(--tracker-accent, var(--border-hover));
  background-color: var(--bg-surface-elevated);
  box-shadow: var(--shadow-md);
}

.tracker-accent-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

.tracker-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.tracker-card-left {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
  flex: 1;
}

.tracker-icon-badge {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--tracker-accent, var(--text-primary));
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  flex-shrink: 0;
  transition: var(--transition-fast);
}

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

.tracker-title-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.tracker-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tracker-category-tag {
  font-size: 0.7rem;
  color: var(--text-tertiary);
  font-weight: 450;
}

.tracker-card-menu-btn {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  transition: var(--transition-fast);
}

.tracker-card-menu-btn:hover {
  color: var(--text-primary);
  background-color: var(--bg-subtle);
}

/* Card Body / Latest Value */
.tracker-card-body {
  background-color: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 0.55rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.tracker-latest-label {
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-tertiary);
}

.tracker-latest-value {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Card Footer */
.tracker-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-top: 0.15rem;
}

.tracker-time-ago {
  font-size: 0.725rem;
  color: var(--text-tertiary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-variant-numeric: tabular-nums;
}

.tracker-quick-add-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.55rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.tracker-quick-add-btn:hover {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  border-color: var(--btn-primary-bg);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  background-color: var(--bg-surface);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.empty-state-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.empty-state-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.empty-state-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  max-width: 420px;
  line-height: 1.5;
}

.empty-state-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

/* ==========================================================================
   Tracker History & Dynamic Insights View
   ========================================================================== */

.view-header {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.25rem;
}

.view-back-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.825rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.btn-back:hover {
  color: var(--text-primary);
  background-color: var(--bg-subtle);
}

.view-meta-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.view-tracker-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  flex-shrink: 0;
}

.view-tracker-title {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.view-tracker-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.1rem;
}

.view-actions-group {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

/* Dynamic Insights Cards */
.insights-section {
  margin-bottom: 1.5rem;
}

.insights-section-title {
  font-size: 0.725rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  margin-bottom: 0.65rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.65rem;
}

.insight-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.insight-card-header {
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-tertiary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.insight-main-value {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.insight-subtext {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
  font-variant-numeric: tabular-nums;
}

.insight-delta {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  font-size: 0.725rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  margin-left: 0.35rem;
}

.insight-delta.positive {
  color: var(--success);
}

.insight-delta.negative {
  color: var(--danger);
}

.insight-delta.neutral {
  color: var(--text-tertiary);
}

/* History Controls Bar */
.history-controls-bar {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.65rem 0.85rem;
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

@media (min-width: 640px) {
  .history-controls-bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.history-search-box {
  position: relative;
  flex: 1;
  max-width: 280px;
}

.search-input {
  width: 100%;
  padding: 0.4rem 0.65rem 0.4rem 2rem;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.825rem;
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--border-focus);
  background-color: var(--bg-surface);
}

.search-icon {
  position: absolute;
  left: 0.65rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  pointer-events: none;
  display: flex;
  align-items: center;
}

.history-filters-right {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.select-compact {
  padding: 0.35rem 0.6rem;
  font-size: 0.8rem;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
}

.custom-date-range-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding-top: 0.4rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8rem;
}

.input-date-compact {
  padding: 0.25rem 0.45rem;
  font-size: 0.775rem;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  color: var(--text-primary);
}

/* Entry Timeline */
.entry-timeline {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.timeline-date-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.timeline-date-header {
  font-size: 0.725rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding-bottom: 0.2rem;
}

.timeline-date-header::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: var(--border-subtle);
}

/* Entry Card */
.entry-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  transition: var(--transition-fast);
}

.entry-card:hover {
  border-color: var(--border-hover);
}

.entry-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.entry-time-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.775rem;
  font-weight: 500;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.entry-actions-group {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.entry-btn-action {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  transition: var(--transition-fast);
}

.entry-btn-action:hover {
  color: var(--text-primary);
  background-color: var(--bg-subtle);
}

.entry-btn-action.delete:hover {
  color: var(--danger);
  background-color: var(--danger-subtle);
}

.entry-values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.5rem;
}

.entry-value-item {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.entry-value-label {
  font-size: 0.68rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.entry-value-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.entry-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.entry-tag-pill {
  font-size: 0.725rem;
  padding: 0.1rem 0.45rem;
  border-radius: var(--radius-xs);
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.entry-notes-box {
  background-color: var(--bg-subtle);
  border-radius: var(--radius-xs);
  padding: 0.45rem 0.65rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.45;
  border-left: 2px solid var(--border-hover);
}

.entry-card-meta {
  font-size: 0.675rem;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.35rem;
}

/* ==========================================================================
   Modals
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: var(--bg-overlay);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-container {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 520px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.98);
  transition: transform 0.15s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.open .modal-container {
  transform: scale(1);
}

.modal-container.modal-lg {
  max-width: 680px;
}

.modal-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close-btn {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--text-primary);
  background-color: var(--bg-subtle);
}

.modal-body {
  padding: 1.25rem;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 0.85rem 1.25rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  background-color: var(--bg-subtle);
}

/* ==========================================================================
   Form Controls & Sleek Inputs
   ========================================================================== */

.form-group {
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.form-label {
  font-size: 0.785rem;
  font-weight: 500;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-label-required {
  color: var(--danger);
  margin-left: 0.2rem;
}

.form-hint {
  font-size: 0.725rem;
  color: var(--text-tertiary);
}

.input-text, .input-select, .input-textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.input-text:focus, .input-select:focus, .input-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
}

.input-textarea {
  min-height: 72px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 480px) {
  .form-row.cols-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.input-with-unit {
  position: relative;
  display: flex;
  align-items: center;
}

.input-with-unit .input-text {
  padding-right: 3rem;
}

.input-unit-badge {
  position: absolute;
  right: 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-tertiary);
  pointer-events: none;
}

/* Choice Pills (Segmented) */
.choice-pills-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.choice-pill-item {
  cursor: pointer;
  padding: 0.35rem 0.7rem;
  font-size: 0.785rem;
  font-weight: 500;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.choice-pill-item:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.choice-pill-item.selected {
  background-color: var(--btn-primary-bg);
  border-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
}

/* Multiple Tags */
.multi-tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.multi-tag-item {
  cursor: pointer;
  padding: 0.3rem 0.6rem;
  font-size: 0.775rem;
  font-weight: 500;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.multi-tag-item:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.multi-tag-item.selected {
  background-color: var(--btn-primary-bg);
  border-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
}

/* Rating Control (Clean SVGs) */
.rating-stars-group {
  display: inline-flex;
  gap: 0.25rem;
  align-items: center;
}

.rating-star-btn {
  padding: 0.2rem;
  color: var(--border-hover);
  transition: var(--transition-fast);
  display: inline-flex;
}

.rating-star-btn.active {
  color: #f59e0b;
}

.rating-star-btn:hover {
  color: #fbbf24;
}

/* Duration Inputs */
.duration-inputs-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.duration-input-box {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
}

.duration-input-box .input-text {
  padding-right: 2.2rem;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.duration-label {
  position: absolute;
  right: 0.65rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-tertiary);
  pointer-events: none;
}

/* Checkbox Toggle - iOS / Linear minimal style */
.checkbox-toggle-container {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  cursor: pointer;
  user-select: none;
  padding: 0.2rem 0;
}

.checkbox-toggle-switch {
  width: 36px;
  height: 20px;
  background-color: var(--border-hover);
  border-radius: var(--radius-full);
  position: relative;
  transition: var(--transition-fast);
  flex-shrink: 0;
}

.checkbox-toggle-switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: #ffffff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
  transition: var(--transition-fast);
}

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

.checkbox-toggle-input:checked + .checkbox-toggle-switch::after {
  transform: translateX(16px);
}

.checkbox-toggle-input {
  display: none;
}

/* Color & Icon Grid in Builder */
.color-picker-grid {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.color-swatch {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-fast);
  border: 2px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.color-swatch:hover {
  transform: scale(1.12);
}

.color-swatch.selected {
  box-shadow: 0 0 0 2px var(--bg-surface), 0 0 0 4px var(--text-primary);
  transform: scale(1.08);
}

.color-swatch.selected::after {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #ffffff;
}

.custom-color-picker-btn {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px dashed var(--border-hover);
  background-color: var(--bg-subtle);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  color: var(--text-tertiary);
  transition: var(--transition-fast);
}

.custom-color-picker-btn:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.custom-color-input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

/* Builder Live Preview Box */
.builder-live-preview-box {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.icon-picker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(36px, 1fr));
  gap: 0.35rem;
  max-height: 130px;
  overflow-y: auto;
  padding: 0.4rem;
  background-color: var(--bg-subtle);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.icon-choice-btn {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.icon-choice-btn:hover {
  color: var(--text-primary);
  background-color: var(--border-subtle);
}

.icon-choice-btn.selected {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-subtle);
}

/* Fields Builder Rows */
.fields-builder-container {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.65rem;
}

.field-builder-row {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.field-builder-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.field-order-controls {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.field-order-btn {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
}

/* Templates Grid in Modal */
.templates-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.65rem;
}

@media (min-width: 580px) {
  .templates-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.template-card {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.65rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.template-card:hover {
  border-color: var(--border-hover);
  background-color: var(--bg-surface);
}

.template-card-top {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.template-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

.template-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.template-category {
  font-size: 0.7rem;
  color: var(--text-tertiary);
}

.template-desc {
  font-size: 0.785rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.template-fields-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.template-field-badge {
  font-size: 0.68rem;
  padding: 0.1rem 0.35rem;
  border-radius: var(--radius-xs);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-tertiary);
}

/* Profile Manager List */
.profile-manager-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.profile-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.profile-item-row.active {
  border-color: var(--border-focus);
  background-color: var(--bg-surface);
}

.profile-item-left {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.profile-item-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

.profile-item-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.profile-item-stats {
  font-size: 0.725rem;
  color: var(--text-tertiary);
}

.profile-item-actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* ==========================================================================
   Toasts Notification System
   ========================================================================== */

#toast-container {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  max-width: 360px;
  pointer-events: none;
}

@media (max-width: 480px) {
  #toast-container {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
  }
}

.toast {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.65rem 0.85rem;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  pointer-events: auto;
  transition: var(--transition-fast);
}

.toast-content {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.825rem;
  font-weight: 500;
  color: var(--text-primary);
}

.toast-undo-btn {
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: underline;
  padding: 0.15rem 0.35rem;
}

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

.text-muted {
  color: var(--text-tertiary);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.45rem;
  font-size: 0.7rem;
  font-weight: 500;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-subtle);
  color: var(--text-secondary);
}

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

.badge-gray {
  background-color: var(--bg-subtle);
  color: var(--text-tertiary);
}

/* Mobile Bottom Navigation Bar */
.mobile-nav-bar {
  display: none;
}

@media (max-width: 640px) {
  .mobile-nav-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--border-subtle);
    padding: 0.35rem 0.5rem;
    z-index: 35;
    justify-content: space-around;
    align-items: center;
  }

  .mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.15rem;
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--text-tertiary);
    padding: 0.3rem 0.5rem;
    border-radius: var(--radius-xs);
    transition: var(--transition-fast);
  }

  .mobile-nav-item.active {
    color: var(--text-primary);
  }

  .mobile-nav-item-icon {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .app-main {
    padding-bottom: 4.5rem;
  }
}