/* ===== World Selection Page ===== */

/* Mode Selector Buttons */
.mode-select-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 1rem;
  padding: 2.5rem 2.5rem;
  background: var(--surface);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text-primary);
  text-align: left;
}

.mode-select-btn:hover {
  border-color: var(--accent-color);
  background: var(--surface-elevated);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

.mode-select-btn:hover svg {
  color: var(--accent-color);
}

.mode-select-btn svg {
  color: var(--text-secondary);
  transition: color 0.2s;
}

.mode-select-title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 2px;
}

.mode-select-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  max-width: 320px;
}

/* Global Stats Bar */
.global-stats-bar {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  margin-top: 2rem;
  padding: 1rem 0;
  border-top: 1px solid var(--border-color);
}

.global-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.global-stat-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: 'Courier New', monospace;
}

.global-stat-label {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

@media (max-width: 600px) {
  #modeSelector > div:first-child {
    grid-template-columns: 1fr !important;
  }
  .mode-select-btn {
    padding: 2rem 1rem;
  }
  .global-stats-bar {
    gap: 1.5rem;
  }
}

.worlds-section {
  margin-bottom: 2.5rem;
}

.section-title {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.worlds-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
  gap: 1.25rem;
}

/* ===== World Card ===== */

.world-card {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent-color);
  border-radius: 6px;
  overflow: hidden;
  transition: all 0.2s;
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.world-card:hover {
  border-color: var(--accent-color);
  border-left-color: var(--accent-color);
  background: var(--surface-elevated);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.world-card.member {
  border-left-color: var(--success-color);
}

.world-card.member:hover {
  border-color: var(--success-color);
  border-left-color: var(--success-color);
}

.world-card.ended {
  border-left-color: #6b7280;
  opacity: 0.7;
}

.world-card.ended:hover {
  border-color: #6b7280;
  border-left-color: #6b7280;
  opacity: 0.85;
}

.world-card.ended .world-card-header {
  background: rgba(107, 114, 128, 0.08);
}

.world-card.ended .world-card-name {
  color: var(--text-secondary);
}

.world-card-ending-banner.ended-banner {
  background: rgba(107, 114, 128, 0.15);
  border-color: rgba(107, 114, 128, 0.3);
  color: #9ca3af;
}

/* Card Header */
.world-card-header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  background: rgba(37, 99, 235, 0.08);
  border-bottom: 1px solid var(--border-color);
}

.world-card.member .world-card-header {
  background: rgba(5, 150, 105, 0.08);
}

.world-card-status {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--accent-color);
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  white-space: nowrap;
}

.world-card.member .world-card-status {
  color: var(--success-color);
}

.world-card-era {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  background: var(--surface);
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  border: 1px solid var(--border-color);
  margin-left: auto;
}

/* Card Body */
.world-card-body {
  padding: 1rem 1.25rem;
  flex: 1;
}

.world-card-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 0.15rem 0;
  line-height: 1.3;
}

.world-card-airline {
  font-size: 0.8rem;
  color: var(--accent-color);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.world-card-description {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 1rem;
}

/* Stats Grid */
.world-card-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: var(--background);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
}

.world-card-stat {
  padding: 0.5rem 0.6rem;
  text-align: center;
  border-right: 1px solid var(--border-color);
}

.world-card-stat:last-child {
  border-right: none;
}

.world-card-stat-label {
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.2rem;
}

.world-card-stat-value {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: 'Courier New', monospace;
}

/* Ending Banner */
.world-card-ending-banner {
  padding: 0.5rem 1rem;
  background: rgba(220, 38, 38, 0.12);
  border-bottom: 1px solid rgba(220, 38, 38, 0.3);
  color: #ef4444;
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.3px;
}

/* Card Footer */
.world-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.25rem;
  border-top: 1px solid var(--border-color);
  background: var(--surface);
}

.world-card-costs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cost-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  white-space: nowrap;
}

.cost-badge.weekly {
  background: rgba(217, 119, 6, 0.12);
  color: var(--warning-color);
}

.cost-badge.join {
  background: rgba(37, 99, 235, 0.12);
  color: var(--accent-color);
}

.cost-badge.free {
  background: rgba(5, 150, 105, 0.12);
  color: var(--success-color);
}

.world-card-footer .btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.world-card-footer .btn.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ===== Modal ===== */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 15, 26, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-content {
  background: var(--surface);
  border: 1px solid var(--border-color);
  max-width: 500px;
  width: 90%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 2rem;
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 1rem 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.form-group input {
  width: 100%;
  padding: 0.6rem 0.75rem;
  background: var(--background);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-value {
  font-size: 1.1rem;
  color: var(--text-primary);
  font-weight: 600;
}

.form-info {
  background: var(--background);
  padding: 0.75rem;
  border-left: 3px solid var(--accent-color);
  margin-top: 1rem;
}

.form-info p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin: 0.2rem 0;
}

.error-message {
  color: var(--warning-color);
  padding: 0.75rem;
  background: rgba(217, 119, 6, 0.15);
  border: 1px solid var(--warning-color);
  margin-top: 1rem;
  font-size: 0.9rem;
}

.modal-footer {
  padding: 0.75rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
}

.btn-primary, .btn-secondary {
  padding: 0.75rem 1.5rem;
  border: 1px solid;
  cursor: pointer;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--primary-color);
  border-color: var(--accent-color);
  color: white;
}

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

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

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

/* ===== Difficulty Radio Buttons ===== */

.difficulty-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  background: var(--surface-elevated);
  transition: all 0.2s;
}

.difficulty-option:hover {
  border-color: var(--accent-color);
  border-left-color: var(--accent-color);
}

.difficulty-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.difficulty-option:has(input[type="radio"]:checked) {
  border-color: var(--accent-color);
  border-left-color: var(--accent-color);
  background: rgba(37, 99, 235, 0.08);
}

/* ===== Join Modal (Wide Two-Column) ===== */

.join-modal-content {
  max-width: 960px;
  max-height: 90vh;
}

.join-modal-content .modal-body {
  overflow-y: auto;
}

.join-modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.join-modal-codes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

/* ===== Responsive ===== */

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

  .world-card-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .world-card-stat:nth-child(2) {
    border-right: none;
  }

  .world-card-stat:nth-child(1),
  .world-card-stat:nth-child(2) {
    border-bottom: 1px solid var(--border-color);
  }

  .modal-content {
    width: 95%;
  }

  .join-modal-content {
    max-height: 90vh;
  }

  .join-modal-content .modal-body {
    overflow-y: auto;
  }

  .join-modal-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .join-modal-codes {
    grid-template-columns: 1fr 1fr;
  }

  #spStep1 > div[style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
  }
}