/* ===================================================================
   MODEL BATTLE ARENA - Glasmorphism Design
   =================================================================== */

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: #0f172a;
  color: #e5e7eb;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Background Video */
.site-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.bg-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4) contrast(1.08) saturate(1.15);
}

/* Main Container */
.battle-container {
  position: relative;
  z-index: 1;
  max-width: 1600px;
  margin: 0 auto;
  padding: 40px 20px;
  min-height: 100vh;
}

/* Header */
.battle-header {
  text-align: center;
  margin-bottom: 40px;
}

.back-link {
  display: inline-block;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 20px;
  transition: color 0.2s;
}

.back-link:hover {
  color: #60a5fa;
}

.battle-header h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.battle-subtitle {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

/* Input Section */
.battle-input-section {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.input-container label {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
}

#battle-prompt {
  width: 100%;
  padding: 16px;
  font-size: 15px;
  font-family: 'Inter', sans-serif;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 12px;
  color: #e5e7eb;
  resize: vertical;
  transition: all 0.2s;
  line-height: 1.6;
}

#battle-prompt:focus {
  outline: none;
  border-color: rgba(245, 158, 11, 0.5);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

#battle-prompt::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.input-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  gap: 16px;
}

.char-count {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

#char-current {
  color: #60a5fa;
  font-weight: 600;
}

.btn-battle {
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 700;
  background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
  color: #fff;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.btn-battle:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.6);
}

.btn-battle:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Quick Prompts */
.quick-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.quick-label {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
}

.quick-btn {
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.quick-btn:hover {
  background: rgba(245, 158, 11, 0.15);
  border-color: rgba(245, 158, 11, 0.3);
  color: #fff;
}

/* Results Section */
.results-section {
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Battle Stats */
.battle-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
}

.stat-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stat-value {
  display: block;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}

/* Responses Grid */
.responses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

/* Response Card */
.response-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.3s;
  position: relative;
}

.response-card:hover {
  border-color: rgba(96, 165, 250, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.response-card.winner {
  border: 2px solid #fbbf24;
  box-shadow: 0 0 30px rgba(251, 191, 36, 0.4);
}

.response-card.winner::before {
  content: '🏆 Gewinner';
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 700;
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  color: #000;
  border-radius: 8px;
  z-index: 10;
}

/* Card Header */
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.model-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.model-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  border-radius: 12px;
}

.model-name {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2px;
}

.model-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

.response-time {
  font-size: 13px;
  font-weight: 600;
  color: #60a5fa;
  padding: 6px 12px;
  background: rgba(96, 165, 250, 0.15);
  border-radius: 8px;
}

/* Card Body */
.card-body {
  padding: 24px;
  min-height: 200px;
}

.loading-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 200px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(96, 165, 250, 0.2);
  border-top-color: #60a5fa;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-indicator p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}

.response-text {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9);
  white-space: pre-wrap;
  word-wrap: break-word;
}

/* Card Footer */
.card-footer {
  display: flex;
  gap: 10px;
  padding: 16px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.vote-btn,
.copy-btn {
  flex: 1;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.vote-btn {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.vote-btn:hover:not(:disabled) {
  background: rgba(34, 197, 94, 0.25);
  border-color: rgba(34, 197, 94, 0.5);
}

.vote-btn.voted {
  background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
  color: #fff;
  border-color: transparent;
}

.copy-btn {
  background: rgba(96, 165, 250, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(96, 165, 250, 0.3);
}

.copy-btn:hover:not(:disabled) {
  background: rgba(96, 165, 250, 0.25);
  border-color: rgba(96, 165, 250, 0.5);
}

.copy-btn.copied {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
}

.vote-btn:disabled,
.copy-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* New Battle Section */
.new-battle-section {
  text-align: center;
  padding: 20px 0;
}

.btn-new-battle {
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-new-battle:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

/* Info Section */
.info-section {
  margin-top: 40px;
  padding: 32px;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
}

.info-section h3 {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  text-align: center;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.info-card {
  text-align: center;
  padding: 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
}

.info-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.info-card p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.5;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  padding: 14px 24px;
  background: rgba(34, 197, 94, 0.95);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  z-index: 2000;
  animation: toastSlide 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes toastSlide {
  from {
    opacity: 0;
    transform: translate(-50%, 20px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

/* Responsive */
@media (max-width: 1200px) {
  .responses-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .battle-container {
    padding: 24px 16px;
  }

  .battle-header h1 {
    font-size: 32px;
  }

  .battle-input-section {
    padding: 24px 20px;
  }

  .input-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-battle {
    width: 100%;
  }

  .quick-prompts {
    flex-direction: column;
    align-items: stretch;
  }

  .quick-btn {
    width: 100%;
    text-align: left;
  }

  .battle-stats {
    grid-template-columns: 1fr;
  }

  .card-footer {
    flex-direction: column;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
  background: rgba(245, 158, 11, 0.3);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(245, 158, 11, 0.5);
}