/* Mobile-First CSS Design System for Bando */

:root {
  /* Colors */
  --bg-primary: #0f172a;       /* Dark slate background */
  --bg-secondary: #1e293b;     /* Slate-800 for cards and panels */
  --bg-tertiary: #334155;      /* Slate-700 for borders & inputs */
  
  --text-primary: #f8fafc;     /* Near-white */
  --text-secondary: #cbd5e1;   /* Light gray */
  --text-muted: #64748b;       /* Muted gray */
  
  --accent-primary: #6366f1;   /* Indigo-500 */
  --accent-hover: #4f46e5;     /* Indigo-600 */
  --accent-glow: rgba(99, 102, 241, 0.15);
  
  --color-success: #10b981;    /* Emerald-500 */
  --color-danger: #f43f5e;     /* Rose-500 */
  --color-warning: #f59e0b;    /* Amber-500 */
  
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 18px;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 15px rgba(99, 102, 241, 0.2);

  --font-family-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-family-title: 'Outfit', system-ui, -apple-system, sans-serif;
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-family-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
  min-height: 100vh;
  padding: 12px; /* Small padding for mobile screens */
  display: flex;
  justify-content: center;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* App Container */
.app-container {
  width: 100%;
  max-width: 600px; /* Centered narrow column for mobile-first player */
}

/* Desktop layout overrides (applied via media queries for player, or admin class) */
.admin-app {
  max-width: 1200px !important;
}

/* Screen Transitions */
.screen {
  display: none;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.screen.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Typography */
h1, h2, h3, h4, h5 {
  font-family: var(--font-family-title);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.5rem; margin-bottom: 0.75rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
h4 { font-size: 1.05rem; margin-bottom: 0.5rem; }

p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family-title);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.25rem; /* Large touch target for mobile */
  border-radius: var(--border-radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 44px; /* iOS standard touch target */
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  border-radius: var(--border-radius-sm);
  min-height: 36px;
}

.btn-xs {
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  border-radius: var(--border-radius-sm);
  min-height: 28px;
}

.btn-block {
  display: flex;
  width: 100%;
}

.btn-primary {
  background-color: var(--accent-primary);
  color: var(--text-primary);
}
.btn-primary:hover {
  background-color: var(--accent-hover);
  box-shadow: var(--shadow-glow);
}
.btn-primary:active {
  transform: scale(0.98);
}

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

.btn-danger {
  background-color: rgba(244, 63, 94, 0.1);
  color: var(--color-danger);
  border-color: rgba(244, 63, 94, 0.2);
}
.btn-danger:hover {
  background-color: var(--color-danger);
  color: var(--text-primary);
  border-color: transparent;
}

.btn-text {
  background: transparent;
  color: var(--text-secondary);
  border: none;
  padding: 0;
  min-height: auto;
}
.btn-text:hover {
  color: var(--text-primary);
}

.btn-disabled {
  opacity: 0.5;
  cursor: not-allowed !important;
  pointer-events: none;
}

/* Cards */
.card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 1.25rem;
}

/* ==================== PLAYER HEADER ==================== */
.main-header {
  text-align: center;
  margin: 1.5rem 0;
}

.logo-text {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, #a5b4fc 0%, #6366f1 60%, #4338ca 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.1rem;
}

.tagline {
  font-size: 0.95rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
}

.info-card {
  border-left: 4px solid var(--accent-primary);
}

.info-card p {
  margin-bottom: 0;
  font-size: 0.9rem;
}

/* ==================== PUZZLE HUB ==================== */
.section-title {
  font-size: 1.35rem;
  margin-top: 1.5rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--bg-secondary);
  padding-bottom: 0.5rem;
  color: var(--text-primary);
}

.puzzles-grid {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Puzzle Card Layout */
.puzzle-hub-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  margin-bottom: 0;
  cursor: pointer;
  transition: all 0.2s ease;
}

.puzzle-hub-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--text-muted);
}

.puzzle-card-body h4 {
  font-size: 1.15rem;
  margin-bottom: 0.2rem;
}

.puzzle-card-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

.puzzle-status-indicator {
  font-family: var(--font-family-title);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  text-align: center;
  min-width: 75px;
}

/* Card State Styles */
.puzzle-hub-card.unsolved {
  border-left: 4px solid var(--bg-tertiary);
}
.puzzle-hub-card.unsolved .puzzle-status-indicator {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
}

.puzzle-hub-card.solved {
  border-left: 4px solid var(--color-success);
  background-color: rgba(16, 185, 129, 0.03);
}
.puzzle-hub-card.solved h4 {
  color: var(--color-success);
}
.puzzle-hub-card.solved .puzzle-status-indicator {
  background-color: rgba(16, 185, 129, 0.15);
  color: var(--color-success);
}

/* ==================== PUZZLE GAMEPLAY ==================== */
.play-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.puzzle-title-badge {
  font-family: var(--font-family-title);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
}

.puzzle-title-badge.easy { background-color: rgba(16, 185, 129, 0.15); color: var(--color-success); }
.puzzle-title-badge.medium { background-color: rgba(245, 158, 11, 0.15); color: var(--color-warning); }
.puzzle-title-badge.hard { background-color: rgba(244, 63, 94, 0.15); color: var(--color-danger); }

/* Timeline Horizontal Scrolling */
.timeline-scroll-wrapper {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch; /* Smooth iOS scroll */
  border-radius: 12px;
  background-color: #1e293b;
  border: 1px solid var(--bg-tertiary);
}

.timeline-container {
  min-width: 750px; /* Forces horizontal scrolling on mobile so chart doesn't squish */
  width: 100%;
}

.scroll-instruction {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  margin-bottom: 0;
}

/* SVG timelines */
svg .timeline-row-bg:hover {
  fill: rgba(255, 255, 255, 0.02);
}
svg .timeline-bar {
  filter: drop-shadow(0px 2px 4px rgba(0,0,0,0.15));
}
svg .timeline-bar:hover {
  filter: brightness(1.25);
}

/* Tooltip */
.timeline-tooltip {
  position: fixed;
  z-index: 1000;
  background-color: rgba(15, 23, 42, 0.95);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius-sm);
  padding: 10px 14px;
  font-family: var(--font-family-body);
  font-size: 0.8rem;
  color: var(--text-primary);
  box-shadow: var(--shadow-lg);
  pointer-events: none;
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.15s ease, transform 0.15s ease;
  backdrop-filter: blur(6px);
}
.timeline-tooltip.visible {
  opacity: 1;
  transform: scale(1);
}
.tooltip-title { font-weight: 600; margin-bottom: 4px; }
.tooltip-role { display: flex; align-items: center; gap: 6px; font-weight: 500; margin-bottom: 2px; }
.role-indicator { display: inline-block; width: 8px; height: 8px; border-radius: 50%; }
.tooltip-years { color: var(--text-muted); font-size: 0.75rem; }

/* Control stacks */
.player-controls-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}

.compact-legend-card h4,
.hints-card h4,
.guess-card h4 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.legend-container {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  padding: 4px 8px;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 6px;
}

.legend-color-dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

/* Hints layout */
.hints-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}
.hints-header h4 { margin-bottom: 0; }

.hints-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.hint-item {
  background-color: rgba(255, 255, 255, 0.02);
  border-left: 3px solid var(--accent-primary);
  padding: 8px 12px;
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  animation: slideIn 0.2s ease forwards;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-5px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Guessing Form */
.input-group {
  display: flex;
  gap: 8px;
  width: 100%;
}

.input-group input {
  flex: 1;
  background-color: var(--bg-primary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius-md);
  color: var(--text-primary);
  padding: 0.6rem 0.85rem;
  font-family: var(--font-family-body);
  font-size: 0.95rem;
  min-height: 44px;
}
.input-group input:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.feedback-message {
  margin-top: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  min-height: 20px;
}
.feedback-message.correct { color: var(--color-success); }
.feedback-message.incorrect { color: var(--color-danger); }

.shake-animation {
  animation: shake 0.4s ease;
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

/* Solved Victory Box */
.solved-card {
  border-left: 5px solid var(--color-success);
  background-color: rgba(16, 185, 129, 0.03);
}
.solved-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 0.5rem;
}
.solved-icon {
  display: inline-flex;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-success);
  color: var(--bg-primary);
  align-items: center;
  justify-content: center;
  font-weight: bold;
}
.solved-card h3 {
  margin-bottom: 0;
  color: var(--color-success);
}
.solved-stats {
  background-color: rgba(0, 0, 0, 0.15);
  padding: 10px 12px;
  border-radius: var(--border-radius-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}
.solved-stats p {
  margin-bottom: 4px;
}
.solved-stats p:last-child { margin-bottom: 0; }

/* Autocomplete suggestions */
.autocomplete-wrapper {
  width: 100%;
}
.autocomplete-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius-md);
  max-height: 200px;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  margin-top: 4px;
  display: none;
}
.autocomplete-dropdown.visible { display: block; }

.autocomplete-item {
  padding: 12px 14px; /* Big click target on mobile */
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
}
.autocomplete-item:hover,
.autocomplete-item.active {
  background-color: rgba(99, 102, 241, 0.15);
  color: var(--text-primary);
}
.autocomplete-item strong { color: var(--text-primary); }

/* Hidden state class */
.hidden { display: none !important; }

/* ==================== FOOTER ==================== */
.player-footer {
  margin-top: 3rem;
  margin-bottom: 1rem;
  text-align: center;
  border-top: 1px solid var(--bg-secondary);
  padding-top: 1.5rem;
}
.player-footer p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}
.email-link {
  color: var(--accent-primary);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
}
.email-link:hover {
  text-decoration: underline;
  color: var(--text-primary);
}

/* ==================== MEDIA QUERIES FOR PLAYER TABLET/DESKTOP ==================== */
@media (min-width: 768px) {
  body {
    padding: 24px;
  }
  
  .app-container {
    max-width: 850px; /* Expand on tablet/desktop */
  }

  .main-header {
    margin: 2rem 0;
  }

  .logo-text {
    font-size: 3.75rem;
  }

  .puzzles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
  }

  /* Two column layout on gameplay screen */
  .play-layout {
    display: grid;
    grid-template-columns: 1.7fr 1.3fr;
    gap: 1.25rem;
    align-items: start;
  }
  
  .player-controls-stack {
    margin-top: 0;
  }

  .timeline-card {
    margin-bottom: 0;
  }

  .timeline-scroll-wrapper {
    /* Less aggressive scrolling constraint on big screens */
    min-width: 100%;
  }

  .scroll-instruction {
    display: none; /* Hide scroll tip if screen fits naturally */
  }
}

/* ==================== ADMIN BACKEND SPECIFIC STYLES ==================== */
.admin-body {
  padding: 24px;
  width: 100%;
  max-content: 1200px;
}

.admin-app {
  max-width: 1200px;
}

.admin-main-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--bg-secondary);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.admin-logo {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-primary);
}

.admin-badge {
  font-size: 0.8rem;
  background-color: var(--accent-primary);
  color: var(--text-primary);
  padding: 2px 8px;
  border-radius: 4px;
  vertical-align: middle;
  margin-left: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.admin-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* Backend Columns Layout */
.editor-content-grid {
  display: grid;
  grid-template-columns: 1.2fr 1.8fr;
  gap: 1.5rem;
  align-items: start;
}

@media (max-width: 992px) {
  .editor-content-grid {
    grid-template-columns: 1fr;
  }
}

.editor-list-card {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.list-header h3 { margin-bottom: 0; }

/* Table styling */
.bands-table-container {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--bg-tertiary);
}

.bands-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.bands-table th,
.bands-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--bg-tertiary);
}

.bands-table th {
  background-color: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
  font-weight: 600;
}

.bands-table tr:last-child td { border-bottom: none; }
.bands-table tbody tr { cursor: pointer; }
.bands-table tbody tr:hover { background-color: rgba(255, 255, 255, 0.01); }
.bands-table tbody tr.active-row {
  background-color: rgba(99, 102, 241, 0.08);
  border-left: 3px solid var(--accent-primary);
}

.editor-database-actions {
  border-top: 1px solid var(--bg-tertiary);
  padding-top: 1.25rem;
}
.editor-database-actions h4 { font-size: 0.95rem; margin-bottom: 0.5rem; }

.db-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 0.5rem;
}
.db-help-text { font-size: 0.75rem; color: var(--text-muted); }

/* Form layout */
.form-blank-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 350px;
  text-align: center;
  color: var(--text-muted);
}
.blank-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }

.band-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--bg-tertiary);
  padding-bottom: 0.5rem;
}

.form-header-actions { display: flex; gap: 8px; }

.form-row { display: flex; gap: 1rem; }
.flex-row { flex-direction: row; }
.flex-1 { flex: 1; }
.flex-2 { flex: 2; }

.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label { font-size: 0.8rem; font-weight: 500; color: var(--text-secondary); }
.required { color: var(--color-danger); }

.form-group input,
.form-group select,
.form-group textarea {
  background-color: var(--bg-primary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
  padding: 6px 10px;
  font-family: var(--font-family-body);
  font-size: 0.85rem;
}
.form-group input:focus,
.form-group select:focus { outline: none; border-color: var(--accent-primary); }

/* Live Preview in Admin Form */
.admin-preview-section {
  background-color: rgba(0,0,0,0.2);
  border: 1px dashed var(--bg-tertiary);
  border-radius: var(--border-radius-md);
  padding: 10px;
}
.preview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}
.preview-header h5 {
  font-size: 0.8rem;
  color: var(--accent-primary);
  margin-bottom: 0;
}
.admin-timeline-container {
  width: 100%;
  overflow-x: auto;
  border-radius: 6px;
  background-color: #1e293b;
}

/* Sections in form */
.form-section {
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius-md);
  padding: 10px;
  background-color: rgba(0, 0, 0, 0.08);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}
.section-header h4 { font-size: 0.9rem; color: #a5b4fc; margin-bottom: 0; }

.form-list-container { display: flex; flex-direction: column; gap: 6px; }
.flex-grid-2 { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 6px; }

.form-list-item { display: flex; gap: 6px; align-items: center; }
.form-list-item input {
  flex: 1;
  background-color: var(--bg-primary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
  padding: 4px 8px;
  font-size: 0.8rem;
}

.form-role-item {
  display: flex;
  gap: 4px;
  align-items: center;
  background-color: var(--bg-primary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius-sm);
  padding: 2px 6px;
}
.form-role-item input[type="text"] {
  border: none;
  background: transparent;
  font-size: 0.8rem;
  width: 100%;
  padding: 2px 0;
}
.form-role-item input[type="text"]:focus { outline: none; }
.form-role-item input[type="color"] {
  border: none;
  background: transparent;
  width: 20px;
  height: 20px;
  cursor: pointer;
}

/* Member Form cards */
.form-members-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 320px;
  overflow-y: auto;
  padding-right: 4px;
}

.form-member-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius-sm);
  padding: 8px;
}

.member-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
  border-bottom: 1px dashed var(--bg-tertiary);
  padding-bottom: 4px;
}

.member-name-input {
  border: none !important;
  background: transparent !important;
  font-weight: 600;
  color: var(--text-primary) !important;
  font-size: 0.85rem !important;
  padding: 2px !important;
  width: 65%;
}
.member-name-input:focus {
  background-color: var(--bg-secondary) !important;
  outline: 1px solid var(--bg-tertiary);
}

.member-periods-list { display: flex; flex-direction: column; gap: 4px; }
.period-row {
  display: grid;
  grid-template-columns: 70px 70px 1fr 30px;
  gap: 4px;
  align-items: center;
}

.period-row input,
.period-row select {
  background-color: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
  padding: 4px;
  font-size: 0.75rem;
}
.period-row input:focus,
.period-row select:focus { outline: none; border-color: var(--accent-primary); }

.form-footer-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  border-top: 1px solid var(--bg-tertiary);
  padding-top: 10px;
}

/* Round Enjoyment Rating Styles */
.enjoyment-feedback-section {
  border-top: 1px dashed var(--bg-tertiary);
  margin-top: 1.25rem;
  padding-top: 1rem;
  text-align: center;
}

.feedback-prompt {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.feedback-rating-buttons {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.feedback-rating-buttons .btn-feedback-rate {
  min-height: 36px;
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
}

.feedback-thanks {
  font-size: 0.85rem;
  color: var(--color-success);
  font-style: italic;
  animation: fadeIn 0.3s ease;
}

.admin-logo-fix {
  font-size: 2.2rem !important;
  margin-bottom: 0 !important;
  display: inline-flex;
  align-items: center;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Frozen Y-Axis HTML Sidebar & Flex Layout */
.timeline-flex-layout {
  display: flex;
  position: relative;
  background-color: #1e293b;
  min-width: 100%;
  border-radius: 12px;
  overflow: hidden;
}

.timeline-names-sidebar {
  flex-shrink: 0;
  background-color: #1e293b;
  border-right: 1px solid var(--bg-tertiary);
  z-index: 10;
  display: flex;
  flex-direction: column;
  box-shadow: 4px 0 8px rgba(0, 0, 0, 0.3);
  transition: width 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 12px 0 0 12px;
  box-sizing: border-box;
}

.timeline-names-sidebar.hidden-names {
  width: 45px;
}

.timeline-names-sidebar.revealed-names {
  width: 150px;
}

.sidebar-header-spacer {
  height: 30px; /* matches SVG margin.top */
  flex-shrink: 0;
}

.sidebar-member-row {
  height: 35px; /* matches SVG rowHeight */
  margin-bottom: 12px; /* matches SVG rowPadding */
  display: flex;
  align-items: center;
  color: var(--text-secondary);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-sizing: border-box;
  flex-shrink: 0;
}

.timeline-names-sidebar.hidden-names .sidebar-member-row {
  justify-content: center;
  font-size: 1.25rem; /* size for 👤 emoji */
  padding: 0;
}

.timeline-names-sidebar.revealed-names .sidebar-member-row {
  justify-content: flex-end;
  text-align: right;
  font-size: 0.8rem;
  padding: 0 10px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
}

.timeline-chart-scrollable {
  flex-grow: 1;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 0 12px 12px 0;
}

.timeline-container {
  min-width: 750px;
  width: 100%;
}

/* Unsolved Round Card Main Text Styling */
.puzzle-card-meta.unsolved-meta {
  font-size: 0.95rem !important;
  color: var(--text-secondary) !important;
  font-weight: 500 !important;
  margin-bottom: 0 !important;
  display: block;
}