/* Golf Scoring App - Mobile-First Responsive Design */

/* ==========================================================================
   Core Variables & Reset
   ========================================================================== */
:root {
  --primary-green: #2d5a3d;
  --secondary-green: #4a7c59;
  --accent-gold: #ffd700;
  --light-green: #f0f8f2;
  --text-dark: #1a1a1a;
  --text-light: #666;
  --success-green: #28a745;
  --warning-yellow: #ffc107;
  --error-red: #dc3545;
  --card-shadow: 0 2px 8px rgba(0,0,0,0.1);
  --card-shadow-hover: 0 4px 16px rgba(0,0,0,0.15);
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

/* Enhanced contrast for outdoor visibility */
@media (prefers-contrast: high) {
  :root {
    --text-dark: #000;
    --text-light: #333;
    --card-shadow: 0 2px 8px rgba(0,0,0,0.3);
  }
}

* {
  box-sizing: border-box;
}

/* ==========================================================================
   Typography & Layout Foundation
   ========================================================================== */
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: #f8f9fa;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

/* ==========================================================================
   Golf Tournament Header & Navigation
   ========================================================================== */
.tournament-header {
  background: linear-gradient(135deg, var(--primary-green) 0%, var(--secondary-green) 100%);
  color: white;
  padding: 20px 0;
  margin-bottom: 24px;
  box-shadow: var(--card-shadow);
}

.tournament-title {
  font-size: 2rem;
  font-weight: 700;
  margin: 0;
  text-align: center;
}

@media (min-width: 768px) {
  .tournament-title {
    font-size: 2.5rem;
    text-align: left;
  }
}

/* Enhanced navbar for golf course use */
.navbar {
  padding: 12px 0;
  box-shadow: var(--card-shadow);
  background: white !important;
}

.navbar-brand {
  font-weight: 700;
  color: var(--primary-green) !important;
  font-size: 1.5rem;
}

.navbar-nav .nav-link {
  color: var(--text-dark) !important;
  font-weight: 500;
  padding: 8px 16px !important;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  background-color: var(--light-green);
  color: var(--primary-green) !important;
}

/* ==========================================================================
   Results Layout System - Mobile First
   ========================================================================== */
.results-container {
  margin-bottom: 40px;
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}

.results-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-green);
  margin: 0;
}

.results-meta {
  color: var(--text-light);
  font-size: 0.9rem;
}

/* ==========================================================================
   Tab Navigation System
   ========================================================================== */
.results-tabs {
  border-bottom: 2px solid #e9ecef;
  margin-bottom: 32px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.results-tabs-nav {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  min-width: max-content;
}

.results-tab-item {
  margin-right: 4px;
}

.results-tab-link {
  display: block;
  padding: 12px 20px;
  text-decoration: none;
  color: var(--text-light);
  background: transparent;
  border: none;
  font-weight: 500;
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  transition: var(--transition);
  white-space: nowrap;
  cursor: pointer;
  font-size: 0.95rem;
}

.results-tab-link:hover {
  color: var(--primary-green);
  background-color: var(--light-green);
}

.results-tab-link.active {
  color: var(--primary-green);
  background-color: white;
  border-bottom: 3px solid var(--accent-gold);
  font-weight: 600;
}

.results-tab-content {
  display: none;
}

.results-tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease-in;
}

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

/* ==========================================================================
   Card-Based Layout System
   ========================================================================== */
.results-section {
  margin-bottom: 48px;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-green);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-icon {
  width: 24px;
  height: 24px;
  background: var(--accent-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.8rem;
  color: var(--primary-green);
}

.results-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .results-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .results-grid.large {
    grid-template-columns: repeat(3, 1fr);
  }
}

.results-card {
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  transition: var(--transition);
}

.results-card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

.card-header {
  background: linear-gradient(135deg, var(--primary-green) 0%, var(--secondary-green) 100%);
  color: white;
  padding: 16px 20px;
  font-weight: 600;
  font-size: 1.1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-badge {
  background: var(--accent-gold);
  color: var(--primary-green);
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
}

.card-content {
  padding: 0;
}

/* ==========================================================================
   Login / Register

   These forms come from flask-bootstrap's render_form macro, so the markup is
   stock Bootstrap. Everything is scoped to .auth-card so restyling .btn-primary
   and .form-control here can't leak into other pages that render forms.
   ========================================================================== */
.auth-container {
  max-width: 440px;
  margin: 0 auto;
  padding-bottom: 32px;
}

.auth-card {
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
  overflow: hidden;
}

.auth-header {
  background: linear-gradient(135deg, var(--primary-green) 0%, var(--secondary-green) 100%);
  color: white;
  padding: 24px 20px;
  text-align: center;
}

.auth-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0;
}

.auth-subtitle {
  margin: 4px 0 0;
  font-size: 0.9rem;
  opacity: 0.85;
}

.auth-body {
  padding: 24px 20px;
}

.auth-card .form-label {
  color: var(--primary-green);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.auth-card .form-control {
  border: 1px solid #d9e2dc;
  border-radius: var(--border-radius);
  padding: 12px 14px;
  font-size: 1rem;
  transition: var(--transition);
}

.auth-card .form-control:focus {
  border-color: var(--secondary-green);
  box-shadow: 0 0 0 3px rgba(74, 124, 89, 0.18);
}

.auth-card .form-check-input:checked {
  background-color: var(--primary-green);
  border-color: var(--primary-green);
}

.auth-card .form-check-input:focus {
  border-color: var(--secondary-green);
  box-shadow: 0 0 0 3px rgba(74, 124, 89, 0.18);
}

.auth-card .form-check-label {
  color: var(--text-light);
}

/* render_form emits the submit as <input type="submit">, not <button>.
   It also passes btn-block, which Bootstrap 5 dropped, so width is set here. */
.auth-card .btn-primary,
.auth-card .btn-danger {
  border-radius: var(--border-radius);
  padding: 12px 20px;
  font-weight: 600;
  letter-spacing: 0.3px;
  transition: var(--transition);
  width: 100%;
  margin-top: 8px;
}

.auth-card .btn-primary {
  background: var(--primary-green);
  border-color: var(--primary-green);
}

.auth-card .btn-primary:hover,
.auth-card .btn-primary:focus {
  background: var(--secondary-green);
  border-color: var(--secondary-green);
  box-shadow: var(--card-shadow-hover);
}

/* Reset Scores wipes every score with no undo, so it should not look like an
   ordinary submit. */
.auth-card .btn-danger {
  background: var(--error-red);
  border-color: var(--error-red);
}

.auth-card .btn-danger:hover,
.auth-card .btn-danger:focus {
  background: #b02a37;
  border-color: #b02a37;
  box-shadow: var(--card-shadow-hover);
}

.auth-note {
  margin: 0 0 16px;
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.5;
}

.auth-card .invalid-feedback {
  color: var(--error-red);
}

.auth-footer {
  margin: 20px 0 0;
  text-align: center;
  color: var(--text-light);
  font-size: 0.9rem;
}

.auth-footer a {
  color: var(--primary-green);
  font-weight: 600;
}

/* ==========================================================================
   Help
   ========================================================================== */
.help-text {
  /* .card-content has no padding, since it usually holds a full-bleed table */
  padding: 16px 20px;
  color: var(--text-dark);
  line-height: 1.6;
}

.help-text p {
  margin: 0 0 12px;
}

.help-text p:last-child {
  margin-bottom: 0;
}

.help-text a {
  color: var(--primary-green);
  font-weight: 600;
}

.help-text code {
  background: var(--light-green);
  color: var(--primary-green);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
}

/* ==========================================================================
   Tee Times
   ========================================================================== */
.teetime-matchup {
  padding: 12px 16px;
  font-weight: 600;
  color: var(--primary-green);
  text-align: center;
  border-bottom: 1px solid #e9ecef;
}

.teetime-vs {
  color: var(--text-light);
  font-weight: 400;
  font-style: italic;
  margin: 0 6px;
}

/* ==========================================================================
   Enhanced Table Styling - Mobile Optimized
   ========================================================================== */
.mobile-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--border-radius);
}

.golf-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  background: white;
}

.golf-table th {
  background: var(--light-green);
  color: var(--primary-green);
  font-weight: 600;
  padding: 12px 8px;
  text-align: left;
  border-bottom: 2px solid var(--primary-green);
  white-space: nowrap;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.golf-table td {
  padding: 12px 8px;
  border-bottom: 1px solid #e9ecef;
  vertical-align: middle;
}

.golf-table tbody tr {
  transition: var(--transition);
}

.golf-table tbody tr:hover {
  background-color: var(--light-green);
}

.golf-table tbody tr:nth-child(even) {
  background-color: #f8f9fa;
}

.golf-table tbody tr:nth-child(even):hover {
  background-color: var(--light-green);
}

/* ==========================================================================
   Player & Team Name Styling
   ========================================================================== */
.player-name {
  font-weight: 600;
  color: var(--text-dark);
  min-width: 140px;
}

.player-handicap {
  color: var(--text-light);
  font-size: 0.85rem;
  margin-left: 4px;
}

.team-name {
  font-weight: 600;
  color: var(--primary-green);
  margin-bottom: 2px;
}

.team-players {
  color: var(--text-light);
  font-size: 0.85rem;
  line-height: 1.3;
}

/* ==========================================================================
   Score Display & Highlighting
   ========================================================================== */
.score-cell {
  text-align: center;
  font-weight: 600;
  min-width: 50px;
}

/* .golf-table th sets text-align: left and outranks .score-cell on its own,
   so headers over centered value columns need the extra specificity to match. */
.golf-table th.score-cell {
  text-align: center;
}

.gross-score {
  color: var(--text-dark);
}

.net-score {
  color: var(--primary-green);
  font-weight: 700;
}

.score-excellent {
  background-color: var(--success-green) !important;
  color: white !important;
}

.score-good {
  background-color: var(--warning-yellow) !important;
  color: var(--text-dark) !important;
}

.score-highlight {
  background-color: var(--accent-gold) !important;
  color: var(--primary-green) !important;
  font-weight: 700 !important;
}

/* ==========================================================================
   18-Hole Tables - Horizontal Scroll Solution
   ========================================================================== */
.hole-by-hole-wrapper {
  background: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
}

.hole-by-hole-header {
  background: var(--primary-green);
  color: white;
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.toggle-details {
  background: var(--accent-gold);
  color: var(--primary-green);
  border: none;
  padding: 6px 12px;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.toggle-details:hover {
  background: #e6c200;
}

.hole-by-hole-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
}

.hole-by-hole-table {
  min-width: 800px;
  width: 100%;
}

.hole-by-hole-table th,
.hole-by-hole-table td {
  min-width: 45px;
  padding: 8px 6px;
  text-align: center;
}

/* Visually separate the final Total column in Best Gross tables */
.best-gross-table th:last-child,
.best-gross-table td:last-child {
  position: sticky;
  right: 0;
  background: #fffbe6; /* subtle yellow tint */
  border-left: 3px solid var(--accent-gold);
  z-index: 9;
}

.best-gross-table th:last-child {
  background: #fff3bf; /* stronger for header */
  color: var(--primary-green);
}

.hole-by-hole-table th:first-child,
.hole-by-hole-table td:first-child {
  min-width: 120px;
  text-align: left;
  position: sticky;
  left: 0;
  background: white;
  z-index: 10;
}

/* Expanded mode: roomier layout; a few more columns visible by widening table */
.hole-by-hole-scroll.expanded .hole-by-hole-table {
  font-size: 0.92rem;
  min-width: 1200px;
}

.hole-by-hole-table th:first-child {
  background: var(--light-green);
}

.hole-number {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-green);
}

/* ==========================================================================
   Collapsible Sections
   ========================================================================== */
.collapsible-section {
  margin-bottom: 24px;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
}

.collapsible-header {
  background: var(--secondary-green);
  color: white;
  padding: 16px 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.collapsible-header:hover {
  background: var(--primary-green);
}

.collapsible-arrow {
  transition: var(--transition);
  font-size: 1.2rem;
}

.collapsible-header.collapsed .collapsible-arrow {
  transform: rotate(-90deg);
}

.collapsible-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: white;
}

.collapsible-content.expanded {
  max-height: 2000px;
}

.collapsible-content-inner {
  padding: 20px;
}

/* ==========================================================================
   Touch-Friendly Mobile Enhancements
   ========================================================================== */
@media (max-width: 767px) {
  .container {
    padding: 0 12px;
  }
  
  .results-title {
    font-size: 1.75rem;
  }
  
  .golf-table th,
  .golf-table td {
    padding: 10px 6px;
    font-size: 0.85rem;
  }
  
  .results-tab-link {
    padding: 10px 16px;
    font-size: 0.9rem;
  }
  
  .card-header {
    padding: 12px 16px;
    font-size: 1rem;
  }
  
  .section-title {
    font-size: 1.3rem;
  }
}

/* ==========================================================================
   Loading & State Indicators
   ========================================================================== */
.loading-spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid var(--light-green);
  border-radius: 50%;
  border-top-color: var(--primary-green);
  animation: spin 1s ease-in-out infinite;
}

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

.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-light);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
  .results-tabs,
  .navbar,
  .toggle-details {
    display: none !important;
  }
  
  .results-tab-content {
    display: block !important;
  }
  
  .results-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
    margin-bottom: 20px;
  }
  
  .golf-table {
    font-size: 0.8rem;
  }
}

/* ==========================================================================
   Accessibility Enhancements
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus indicators for keyboard navigation */
button:focus,
.results-tab-link:focus,
.toggle-details:focus {
  outline: 2px solid var(--accent-gold);
  outline-offset: 2px;
}