/* Battle Mode / Blitz Mode Styles */

.battle-setup-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.battle-setup-modal.show {
  opacity: 1;
  visibility: visible;
}

.battle-setup-modal .modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 30, 0, 0.4);
  backdrop-filter: blur(4px);
  z-index: 1;
}

.battle-setup-modal .modal-card {
  position: relative;
  width: min(480px, 90vw);
  background: #ffffff;
  border-radius: 16px;
  padding: 32px;
  border: 1px solid #e4ebe4;
  box-shadow: 0 16px 48px rgba(0, 30, 0, 0.15);
  z-index: 2;
  display: flex;
  flex-direction: column;
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  max-height: 90vh;
  overflow-y: auto;
  box-sizing: border-box;
}

.battle-setup-modal.show .modal-card {
  transform: scale(1);
}

.battle-setup-modal .modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: transparent;
  border: none;
  font-size: 24px;
  color: #001e00;
  cursor: pointer;
  padding: 4px;
  transition: color 0.2s;
}

.battle-setup-modal .modal-close:hover {
  color: #14a800;
}

.battle-setup-modal h2 {
  font-size: 22px;
  font-weight: 700;
  color: #001e00;
  margin: 0 0 20px;
  letter-spacing: -0.02em;
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: #001e00;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group select {
  padding: 10px 14px;
  border: 1px solid #e4ebe4;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  color: #001e00;
  background: #f9fbf9;
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus {
  border-color: #14a800;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.range-val {
  font-size: 12px;
  color: #5e6e5e;
  font-weight: 500;
  align-self: flex-end;
}

/* Battle Ticker / Loading overlay */
.battle-ticker {
  background: #eaf7ea;
  border: 1px solid #c2e0c2;
  border-radius: 8px;
  padding: 10px 14px;
  margin-top: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #14a800;
  font-weight: 600;
  font-size: 13px;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { opacity: 0.8; }
  50% { opacity: 1; }
  100% { opacity: 0.8; }
}

/* UI Blur Overlay */
.battle-blur-overlay {
  position: fixed;
  inset: 0;
  z-index: 1300;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  color: #001e00;
  font-weight: 600;
  font-size: 16px;
}

.battle-loader {
  width: 48px;
  height: 48px;
  border: 4px solid #e4ebe4;
  border-top-color: #14a800;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Split-screen container */
.battle-split-container {
  display: flex;
  width: 100%;
  min-height: 80vh;
  gap: 24px;
  padding: 24px;
  box-sizing: border-box;
}

.pane {
  flex: 1;
  background: #ffffff;
  border: 1px solid #e4ebe4;
  border-radius: 16px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 24px rgba(0, 30, 0, 0.02);
  box-sizing: border-box;
}

.pane-title {
  font-size: 18px;
  font-weight: 700;
  color: #001e00;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid #f4f7f4;
  padding-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.ai-pane {
  border: 1px solid #c2e0c2;
  box-shadow: 0 8px 32px rgba(20, 168, 0, 0.05);
  position: relative;
}

.ai-pane::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 16px;
  pointer-events: none;
  box-shadow: 0 0 15px rgba(20, 168, 0, 0.1);
  border: 1px solid rgba(20, 168, 0, 0.15);
}

.battle-summary-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-box {
  background: #f4f7f4;
  padding: 16px;
  border-radius: 8px;
  text-align: center;
  border: 1px solid #e4ebe4;
}

.stat-val {
  font-size: 24px;
  font-weight: 700;
  color: #001e00;
}

.stat-label {
  font-size: 12px;
  color: #5e6e5e;
  margin-top: 4px;
}

.battle-questions-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
  max-height: 55vh;
  padding-right: 8px;
}

.battle-question-item {
  padding: 16px;
  border: 1px solid #e4ebe4;
  border-radius: 8px;
  background: #f9fbf9;
}

.battle-question-title {
  font-size: 13px;
  font-weight: 600;
  color: #001e00;
  margin-bottom: 10px;
}

.battle-choice-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  margin-top: 6px;
}

.battle-choice-badge {
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
}

.badge-user {
  background: #e6f4ff;
  color: #0050b3;
}

.badge-ai {
  background: #f9f0ff;
  color: #531dab;
}

.badge-correct {
  background: #eaf7ea;
  color: #14a800;
}

.badge-incorrect {
  background: #fff1f0;
  color: #f5222d;
}

.battle-finish-container {
  display: flex;
  justify-content: center;
  margin-top: 24px;
}

@media (max-width: 992px) {
  .battle-split-container {
    flex-direction: column;
  }
}