@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  /* Wimbledon Palette */
  --wimbledon-green: #00703c;
  --wimbledon-green-light: #00a859;
  --wimbledon-purple: #4f2e7c;
  --wimbledon-purple-light: #7b4cbe;
  
  /* Layout & Spacing */
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Status Colors */
  --danger: #ef4444;
  --success: #10b981;
  --warning: #f59e0b;
}

/* Theme - Dark Mode (Default) */
body, body.dark-theme {
  --bg-color: #0b0f19;
  --surface: #151a28;
  --surface-elevated: #1f273b;
  --text-primary: #f0f4f8;
  --text-secondary: #94a3b8;
  --border-color: rgba(255, 255, 255, 0.08);
  
  /* Glass & Cards */
  --glass-bg: rgba(21, 26, 40, 0.6);
  --glass-border: rgba(255, 255, 255, 0.05);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
  --glass-shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.5);
  --glass-border-hover: rgba(255, 255, 255, 0.15);
  
  /* Leaderboard Rows & Flags */
  --row-bg-even: #151a28;
  --row-bg-odd: #1d2436;
  --flag-gradient-start: rgba(11, 15, 25, 0.55);
  
  /* Accents & Special States */
  --accent-color: #ffd700;
}

/* Theme - Light Mode (Flat) */
body.light-theme {
  --bg-color: #f8fafc;
  --surface: #ffffff;
  --surface-elevated: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --border-color: #e2e8f0;
  
  /* Glass & Cards (Flat light card styles) */
  --glass-bg: #ffffff;
  --glass-border: #e2e8f0;
  --glass-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --glass-shadow-hover: 0 8px 16px rgba(0, 0, 0, 0.06);
  --glass-border-hover: #cbd5e1;
  
  /* Leaderboard Rows & Flags */
  --row-bg-even: #ffffff;
  --row-bg-odd: #f8fafc;
  --flag-gradient-start: rgba(255, 255, 255, 0.6);
  
  /* Accents & Special States */
  --accent-color: #d97706;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

a {
  color: var(--wimbledon-green-light);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--text-primary);
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.3);
}

/* Layout */
.app-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  width: 100%;
  flex: 1;
}

/* Navbar */
.navbar {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.navbar-logo {
  height: 32px;
  width: 32px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.navbar-nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  text-shadow: none;
}

/* Glass Cards */
.glass-card {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 1.5rem;
  box-shadow: var(--glass-shadow);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--wimbledon-purple), var(--wimbledon-green));
  opacity: 0;
  transition: var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glass-shadow-hover);
  border-color: var(--glass-border-hover);
}

.glass-card:hover::before {
  opacity: 1;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.2rem;
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--border-radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition-normal);
  text-align: center;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--wimbledon-purple);
  color: #fff;
}

.btn-primary:hover {
  background: var(--wimbledon-purple-light);
  transform: translateY(-1.5px);
}

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

.btn-secondary:hover {
  background: var(--surface-elevated);
  filter: brightness(0.95);
  transform: translateY(-1.5px);
}

.btn-success {
  background: var(--wimbledon-green);
  color: #fff;
}

.btn-success:hover {
  background: var(--wimbledon-green-light);
  transform: translateY(-1.5px);
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
}

.btn-danger:hover {
  background: var(--danger);
  color: #fff;
  transform: translateY(-1.5px);
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--wimbledon-purple-light);
  box-shadow: 0 0 0 3px rgba(123, 76, 190, 0.2);
}

/* Flash Messages */
.flash-messages {
  position: fixed;
  top: 80px;
  right: 1.5rem;
  z-index: 1050;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.flash {
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius-sm);
  font-weight: 500;
  animation: slideIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(8px);
}

.flash-notice { background: rgba(16, 185, 129, 0.2); border-left: 4px solid var(--success); }
.flash-alert { background: rgba(239, 68, 68, 0.2); border-left: 4px solid var(--danger); }

/* Utilities */
.text-center { text-align: center; }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-3 { gap: 1rem; }
.w-100 { width: 100%; }
.d-inline-flex { display: inline-flex; }

form.button_to.w-100 {
  width: 100%;
  display: block;
}

form.button_to.d-inline-flex {
  display: inline-flex;
  margin: 0;
}

/* Interactive Player Tile Form & Button */
form.button_to.player-tile-form {
  width: 100%;
  height: 100%;
  display: flex;
  margin: 0;
  padding: 0;
}

button.player-tile {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  color: inherit;
  text-align: center;
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  height: 100%;
  background: none;
  border: none;
}

.player-tile.interactive-tile {
  cursor: pointer;
}

.player-tile.interactive-tile:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
}

.player-tile.interactive-tile:active {
  transform: translateY(0);
}

.player-tile.interactive-tile:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  transform: none;
  filter: none;
}

/* Animations */
@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

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

.animate-fade-in {
  animation: fadeIn 0.5s ease forwards;
}

/* Dashboard Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.league-show-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 2rem;
}

/* League Insights Grid */
.league-insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr));
  gap: 0.75rem;
}

.insight-card {
  background: var(--surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 0.75rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: var(--transition-fast);
}

.insight-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

/* Picks Arena Sticky Controls & Trackers */
.picks-filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 1.25rem;
  margin-bottom: 1.5rem;
  position: sticky;
  top: 70px;
  z-index: 90;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: var(--surface);
  border: 1px solid var(--border-color);
  box-shadow: var(--glass-shadow);
  border-radius: var(--border-radius-md);
  transform: none !important;
  overflow: visible;
}

.picks-filter-bar:hover {
  transform: none !important;
  box-shadow: var(--glass-shadow);
  border-color: var(--border-color);
}

.picks-filter-bar::before {
  display: none !important;
}

.picks-controls-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.bracket-toggle {
  display: inline-flex;
  background: var(--surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 2px;
  gap: 2px;
}

.bracket-toggle-btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: calc(var(--border-radius-sm) - 2px);
  text-decoration: none;
  transition: var(--transition-fast);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.bracket-toggle-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.bracket-toggle-btn.active {
  background: var(--wimbledon-purple);
  color: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.round-select {
  background: var(--surface-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 0.35rem 0.6rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  transition: var(--transition-fast);
  font-family: var(--font-family);
}

.round-select:hover, .round-select:focus {
  border-color: var(--wimbledon-purple-light);
}

.picks-trackers-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.picks-trackers-container turbo-frame {
  display: inline-flex;
}

.tracker-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  padding: 0.3rem 0.65rem;
  font-size: 0.85rem;
  white-space: nowrap;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.tracker-label {
  color: var(--text-secondary);
  font-weight: 500;
}

.tracker-count {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .app-container {
    padding: 1.5rem 1rem;
  }

  .navbar {
    position: static;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .navbar-nav {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
  }

  .dashboard-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 1rem;
  }

  .dashboard-header .btn {
    width: 100%;
  }

  .flash-messages {
    right: 1rem;
    left: 1rem;
    top: auto;
    bottom: 1rem;
  }

  .league-show-grid {
    grid-template-columns: 1fr;
  }

  /* Picks Arena Sticky Filter Bar on Mobile */
  .picks-filter-bar {
    top: 0;
    padding: 0.35rem 0.5rem;
    gap: 0.35rem;
    margin-bottom: 0.75rem;
    border-radius: var(--border-radius-sm);
  }

  .picks-controls-group {
    gap: 0.3rem;
  }

  .bracket-toggle-btn {
    padding: 0.25rem 0.45rem;
    font-size: 0.78rem;
  }

  .round-select {
    padding: 0.25rem 0.35rem;
    font-size: 0.78rem;
  }

  .picks-trackers-container {
    gap: 0.3rem;
  }

  .tracker-pill {
    padding: 0.25rem 0.45rem;
    font-size: 0.78rem;
    gap: 0.25rem;
  }

  .tracker-pill svg {
    width: 13px;
    height: 13px;
  }
}

/* Responsive Table & Content Utilities */
.show-on-mobile {
  display: none !important;
}

.desktop-only {
  display: inline;
}

.mobile-only {
  display: none !important;
}

@media (max-width: 768px) {
  .desktop-only {
    display: none !important;
  }
  .mobile-only {
    display: inline !important;
  }
}

@media (max-width: 576px) {
  .hide-on-mobile {
    display: none !important;
  }
  .show-on-mobile {
    display: inline-block !important;
  }
  th.show-on-mobile, td.show-on-mobile {
    display: table-cell !important;
  }
  .league-show-grid table {
    min-width: 100% !important;
  }
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge-primary {
  background: rgba(0, 168, 89, 0.15);
  color: var(--wimbledon-green-light);
  border: 1px solid rgba(0, 168, 89, 0.3);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-secondary {
  background: rgba(148, 163, 184, 0.15);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

/* How to Play Guide Styles */
.guide-hero {
  text-align: center;
  padding: 3rem 1.5rem;
  margin-bottom: 2.5rem;
  position: relative;
  background: linear-gradient(180deg, rgba(79, 46, 124, 0.2) 0%, rgba(0, 112, 60, 0.1) 100%), var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--glass-shadow);
}

.guide-hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, #ffffff 30%, #a7f3d0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

body.light-theme .guide-hero h1 {
  background: linear-gradient(135deg, var(--wimbledon-purple) 0%, var(--wimbledon-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.guide-hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 1.75rem auto;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.step-card {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 1.75rem;
  position: relative;
  transition: var(--transition-normal);
}

.step-card:hover {
  transform: translateY(-4px);
  border-color: var(--wimbledon-green-light);
  box-shadow: var(--glass-shadow-hover);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--wimbledon-purple), var(--wimbledon-green));
  color: #ffffff;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 1rem;
}

.formula-box {
  background: var(--surface-elevated);
  border: 1px dashed var(--wimbledon-green-light);
  border-radius: var(--border-radius-md);
  padding: 1.5rem;
  margin: 1.5rem 0;
  text-align: center;
  font-family: monospace;
  font-size: 1.05rem;
  color: var(--text-primary);
  overflow-x: auto;
}

.calculator-card {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  margin-bottom: 3rem;
  box-shadow: var(--glass-shadow);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

@media (max-width: 768px) {
  .calc-grid {
    grid-template-columns: 1fr;
  }
}

.btn-group-segmented {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.btn-segmented {
  background: var(--surface-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.8rem;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-segmented:hover {
  color: var(--text-primary);
  border-color: var(--wimbledon-green-light);
}

.btn-segmented.active {
  background: var(--wimbledon-green);
  color: #ffffff;
  border-color: var(--wimbledon-green-light);
}

.calc-result-box {
  background: linear-gradient(135deg, rgba(79, 46, 124, 0.25) 0%, rgba(0, 112, 60, 0.25) 100%), var(--surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 1.75rem;
  text-align: center;
}

.calc-result-number {
  font-size: 2.75rem;
  font-weight: 800;
  color: #34d399;
  line-height: 1;
  margin: 0.5rem 0;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border-color);
  margin-bottom: 2rem;
}

.styled-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.styled-table th, .styled-table td {
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.styled-table th {
  background: var(--surface-elevated);
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.styled-table tr:last-child td {
  border-bottom: none;
}

/* Leaderboard Player Cell & Truncation */
.leaderboard-player-cell {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
  max-width: 100%;
}

.leaderboard-player-name {
  display: inline-block;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: middle;
  text-decoration: none;
  font-weight: bold;
  color: inherit;
}

.leaderboard-flag {
  flex-shrink: 0;
  border-radius: 2px;
  margin-left: 0.15rem;
  vertical-align: middle;
}

@media (max-width: 640px) {
  .leaderboard-player-name {
    max-width: 120px;
  }
}

.faq-details {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
  transition: var(--transition-normal);
}

.faq-details[open] {
  border-color: var(--wimbledon-green-light);
}

.faq-summary {
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: bold;
  color: var(--wimbledon-green-light);
  transition: transform var(--transition-fast);
}

.faq-details[open] .faq-summary::after {
  content: '−';
}

.faq-content {
  margin-top: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

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

/* Leaderboard View Toggle */
.leaderboard-view-toggle {
  display: inline-flex;
  background: var(--surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 3px;
  gap: 3px;
}

.view-toggle-btn {
  background: transparent;
  color: var(--text-secondary);
  border: none;
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.view-toggle-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.view-toggle-btn.active {
  background: var(--wimbledon-green);
  color: #fff;
  box-shadow: 0 2px 8px rgba(0, 112, 60, 0.4);
}

/* Round Performance Chart */
.round-performance-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.round-nav-tabs {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
  -webkit-overflow-scrolling: touch;
}

.round-nav-pill {
  background: var(--surface-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.round-nav-pill:hover {
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

.round-nav-pill.active {
  background: linear-gradient(135deg, var(--wimbledon-purple), var(--wimbledon-green));
  color: #fff;
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.round-nav-pill.disabled {
  opacity: 0.45;
  cursor: default;
}

.round-nav-short {
  display: inline;
}

.round-nav-full {
  display: none;
}

@media (min-width: 768px) {
  .round-nav-short {
    display: none;
  }
  .round-nav-full {
    display: inline;
  }
}

.round-pane-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.round-pane-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

.round-pane-subtitle {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.round-empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  background: var(--surface-elevated);
  border: 1px dashed var(--border-color);
  border-radius: var(--border-radius-md);
  color: var(--text-secondary);
}

.perf-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

.perf-row {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  align-items: center;
  gap: 1.25rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--border-radius-sm);
  background: var(--surface-elevated);
  border: 1px solid var(--border-color);
  transition: var(--transition-fast);
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

.perf-row:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(31, 39, 59, 0.8);
}

.perf-row.current-user-row {
  box-shadow: inset 0 0 0 1.5px var(--wimbledon-green-light);
  background: rgba(0, 168, 89, 0.06);
}

.perf-player-col {
  min-width: 0;
  overflow: hidden;
}

.perf-player-header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  min-width: 0;
}

.perf-rank {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-secondary);
  flex-shrink: 0;
  width: 22px;
}

.perf-rank.rank-top {
  color: var(--accent-color);
}

.perf-avatar-img {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.perf-avatar-initials {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: bold;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.perf-player-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
  text-decoration: none;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.perf-player-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25rem 0.6rem;
  margin-top: 0.15rem;
  padding-left: 26px;
  font-size: 0.78rem;
}

.perf-pts-stat {
  font-weight: 700;
  color: var(--text-secondary);
  white-space: nowrap;
}

.perf-pts-stat.has-pts {
  color: var(--success);
}

.perf-hits-stat {
  color: var(--text-secondary);
}

.perf-stake-stat {
  color: var(--warning);
  font-weight: 500;
}

.perf-bar-track {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.perf-stacked-bar {
  height: 34px;
  display: flex;
  border-radius: 6px;
  overflow: hidden;
  background: var(--surface);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  gap: 2px;
  transition: width 0.3s ease;
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
}

.perf-segment {
  height: 100%;
  background: linear-gradient(135deg, #00703c, #00a859);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  cursor: pointer;
  transition: filter 0.15s ease, transform 0.15s ease;
  min-width: 0;
  overflow: hidden;
  box-sizing: border-box;
  cursor: pointer;
}

.perf-segment:hover {
  filter: brightness(1.2);
  z-index: 10;
}

.perf-segment:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: -2px;
  z-index: 20;
}

.perf-segment.underdog {
  background: linear-gradient(135deg, #4f2e7c, #7b4cbe);
}

.perf-segment.boosted {
  border: 1.5px solid #ffd700;
  box-shadow: inset 0 0 6px rgba(255, 215, 0, 0.35);
}

.perf-round-segment {
  cursor: pointer;
}

.perf-segment-content {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  pointer-events: none;
  min-width: 0;
  max-width: 100%;
}

.perf-segment-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.perf-segment-val {
  flex-shrink: 0;
}

.perf-segment-balls {
  flex-shrink: 0;
}

.perf-empty-bar {
  width: 100%;
  height: 34px;
  border: 1px dashed var(--border-color);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  color: var(--text-secondary);
  background: rgba(0, 0, 0, 0.1);
}

/* Tooltip on Segment */
.perf-segment::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 115%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(10, 15, 25, 0.95);
  border: 1px solid var(--border-color);
  color: #fff;
  padding: 0.35rem 0.65rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  z-index: 50;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.perf-segment:hover::after, .perf-segment:focus::after {
  opacity: 1;
  visibility: visible;
}

/* Legend */
.perf-legend {
  margin-top: 0.5rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.perf-legend-items {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.perf-legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

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

.dot-favorite {
  background: #00a859;
}

.dot-underdog {
  background: #7b4cbe;
}

.dot-boosted {
  background: #ffd700;
  border: 1px solid #b45309;
}

.perf-legend-hint {
  font-size: 0.75rem;
  font-style: italic;
  color: var(--text-secondary);
}

@media (max-width: 640px) {
  .perf-row {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }
  .perf-player-meta {
    padding-left: 0;
  }
}

/* Match Details Modal */
.match-details-modal {
  border: none;
  background: transparent;
  padding: 0;
  max-width: 480px;
  width: 92vw;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: var(--border-radius-md);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  color: var(--text-primary);
  margin: auto;
}

.match-details-modal::backdrop {
  background: rgba(11, 15, 25, 0.75);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.match-details-modal[open] {
  animation: modalFadeIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.match-details-dialog-content {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 1.25rem;
  box-shadow: var(--glass-shadow);
}

.match-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  gap: 0.75rem;
}

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

.match-modal-close-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  cursor: pointer;
  transition: var(--transition-fast);
  padding: 0;
  line-height: 1;
}

.match-modal-close-btn:hover {
  background: var(--surface-elevated);
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.match-modal-matchup {
  background: var(--surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 0.85rem 1rem;
  margin-bottom: 0.85rem;
}

.matchup-player-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.35rem 0;
}

.matchup-player-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.matchup-winner-crown {
  font-size: 1rem;
  line-height: 1;
  flex-shrink: 0;
}

.matchup-placeholder-spacer {
  display: inline-block;
  width: 1rem;
  flex-shrink: 0;
}

.matchup-flag {
  border-radius: 2px;
  flex-shrink: 0;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.matchup-player-text {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.3rem;
  min-width: 0;
}

.matchup-player-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.matchup-winner-row .matchup-player-name {
  color: var(--success);
  font-weight: 700;
}

.matchup-rank-badge {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.matchup-outcome-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.matchup-outcome-badge.badge-winner {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.matchup-outcome-badge.badge-defeated {
  background: rgba(148, 163, 184, 0.1);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.matchup-vs-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin: 0.25rem 0;
}

.matchup-vs-divider::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: var(--border-color);
}

.matchup-vs-text {
  position: relative;
  background: var(--surface-elevated);
  padding: 0 0.5rem;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.match-modal-score-box {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 0.75rem 1rem;
  text-align: center;
  margin-bottom: 0.85rem;
}

.match-score-label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 0.2rem;
}

.match-score-value {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent-color);
}

.match-modal-points-breakdown {
  background: var(--surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 0.85rem 1rem;
}

.points-breakdown-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 0.65rem;
}

.points-user-label {
  font-size: 0.7rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.points-user-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.points-total-badge {
  display: flex;
  align-items: baseline;
  gap: 0.2rem;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
}

.points-total-val {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--success);
}

.points-total-unit {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--success);
}

.points-calc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 0.4rem;
  margin-bottom: 0.65rem;
}

.points-calc-item {
  background: rgba(0, 0, 0, 0.15);
  padding: 0.45rem 0.55rem;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
}

.calc-label {
  font-size: 0.65rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.calc-val {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 0.1rem;
}

.points-formula-note {
  font-size: 0.75rem;
  color: var(--text-secondary);
  background: rgba(0, 0, 0, 0.1);
  padding: 0.45rem 0.65rem;
  border-radius: 6px;
  text-align: center;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  word-break: break-word;
}