/* 🧠 脑力认知研究所 - 核心样式表 Core CSS Design System */

:root {
  /* Colors */
  --bg-space: #070913;
  --bg-space-gradient: radial-gradient(circle at 50% 50%, #0d122b 0%, #070913 100%);
  --bg-card: rgba(17, 24, 39, 0.75);
  --border-glass: rgba(255, 255, 255, 0.07);
  --color-dabao: #6366f1;
  --color-erbao: #f59e0b;
  --color-success: #10b981;
  --color-danger: #ef4444;
  --color-accent: #06b6d4;
  --color-purple: #a855f7;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --font-outfit: 'Outfit', 'Inter', -apple-system, sans-serif;
  --font-fira: 'Fira Code', monospace;
}

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

body {
  background: var(--bg-space);
  background-image: var(--bg-space-gradient);
  color: var(--text-main);
  font-family: var(--font-outfit);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
}

/* Glassmorphism System */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 10px 40px 0 rgba(0, 0, 0, 0.45);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 15px 45px 0 rgba(0, 0, 0, 0.55);
}

/* Specific glows */
.glow-dabao {
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.25);
  border-color: rgba(99, 102, 241, 0.35);
}
.glow-dabao:hover {
  box-shadow: 0 0 30px rgba(99, 102, 241, 0.45);
  border-color: rgba(99, 102, 241, 0.6);
}

.glow-erbao {
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.25);
  border-color: rgba(245, 158, 11, 0.35);
}
.glow-erbao:hover {
  box-shadow: 0 0 30px rgba(245, 158, 11, 0.45);
  border-color: rgba(245, 158, 11, 0.6);
}

/* Interactive Components */
.mock-button {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-main);
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-outfit);
}

.mock-button:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.mock-button:active {
  transform: translateY(0);
}

.mock-input {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-main);
  padding: 10px 15px;
  border-radius: 8px;
  outline: none;
  font-family: var(--font-outfit);
  transition: all 0.2s ease;
}

.mock-input:focus {
  border-color: var(--color-dabao);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.25);
}

/* Gate Overlay & Selection */
.gate-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--bg-space);
  background-image: var(--bg-space-gradient);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  z-index: 1000;
  padding: 20px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.gate-container {
  width: 100%;
  max-width: 680px;
  padding: 40px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.glow-title {
  font-size: 2.8em;
  font-weight: 800;
  margin-bottom: 5px;
  background: linear-gradient(135deg, #fff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 2px;
}

.gate-subtitle {
  font-family: var(--font-fira);
  font-size: 0.9em;
  color: var(--color-accent);
  letter-spacing: 4px;
  margin-bottom: 40px;
}

.profile-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 40px;
}

.profile-card {
  padding: 30px 20px;
  cursor: pointer;
  text-align: center;
}

.avatar-holder {
  font-size: 4.5em;
  margin-bottom: 15px;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.profile-card:hover .avatar-holder {
  transform: scale(1.15) rotate(5deg);
}

.profile-card h2 {
  font-size: 1.4em;
  font-weight: 700;
  margin-bottom: 10px;
}

.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8em;
  font-weight: 700;
  letter-spacing: 1px;
}

.badge-dabao {
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

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

.parent-btn {
  background: transparent;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  color: var(--text-muted);
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 0.85em;
  cursor: pointer;
  transition: all 0.2s ease;
}

.parent-btn:hover {
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.03);
}

/* Nav HUD Navigation */
.hud-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
  margin: 20px;
  border-radius: 12px;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 15px;
}

#nav-avatar {
  font-size: 2.5em;
}

#nav-player-name {
  font-size: 1.1em;
  font-weight: 700;
}

#nav-player-title {
  font-size: 0.8em;
  color: var(--text-muted);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

#star-count {
  font-size: 1.3em;
  font-weight: 800;
  color: #f59e0b;
  font-family: var(--font-fira);
  background: rgba(245, 158, 11, 0.08);
  padding: 6px 15px;
  border-radius: 20px;
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.back-gate-btn {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #fca5a5;
  padding: 6px 14px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.85em;
  cursor: pointer;
  transition: all 0.2s ease;
}

.back-gate-btn:hover {
  background: rgba(239, 68, 68, 0.2);
}

/* Main stages */
.stage-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 40px;
}

/* Drag and drop sensory elements */
.shape-slot {
  transition: all 0.3s cubic-bezier(0.19, 1, 0.22, 1);
  font-weight: bold;
}

.drag-item {
  transition: transform 0.15s ease;
  user-select: none;
}

.drag-item:active {
  cursor: grabbing;
  transform: scale(1.1);
}

/* Schulte Table Grid Cells */
.schulte-cell {
  transition: all 0.15s ease;
}
.schulte-cell:active {
  transform: scale(0.92);
}

/* Keyframes */
@keyframes pulseGlow {
  0%, 100% { transform: scale(1); filter: brightness(1); }
  50% { transform: scale(1.02); filter: brightness(1.15); }
}

@keyframes slideUpFade {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@keyframes blinker {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.pulse-hover {
  transition: transform 0.2s ease;
}

.pulse-hover:hover {
  transform: translateY(-3px);
}

/* 🔊 Option Speak Button */
.option-speak-btn {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 3px 6px;
  font-size: 0.8em;
  cursor: pointer;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  color: #fff;
}

.option-speak-btn:hover {
  background: rgba(255, 255, 255, 0.22);
  transform: translateY(-50%) scale(1.12);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.2);
}

.option-speak-btn:active {
  transform: translateY(-50%) scale(0.95);
}

/* --- 📱 Responsive Layout System --- */

/* Main layout grid (Left cockpit & Right shop) */
.responsive-main-grid {
  display: grid;
  grid-template-columns: 2.4fr 1fr;
  gap: 25px;
  padding-top: 20px;
}

@media (max-width: 820px) {
  .responsive-main-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-top: 10px;
  }
}

/* 8 dimensions cockpit track cards */
.responsive-track-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 20px;
}

@media (max-width: 600px) {
  .responsive-track-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

/* 2-column options button grid */
.responsive-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  max-width: 440px;
  margin: 0 auto;
}

.responsive-options-grid.max-360 {
  max-width: 360px;
}

.responsive-options-grid.max-420 {
  max-width: 420px;
}

@media (max-width: 480px) {
  .responsive-options-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

/* Outer card for game stages */
.game-stage-card {
  padding: 30px;
  text-align: center;
  max-width: 600px;
  margin: 20px auto;
  transition: all 0.3s ease;
}

@media (max-width: 600px) {
  .game-stage-card {
    padding: 20px 12px;
    margin: 10px auto;
    border-radius: 12px;
  }
  
  .game-stage-card h2 {
    font-size: 1.5em;
  }
  
  .game-stage-card h3 {
    font-size: 1.15em;
  }
  
  .game-stage-card p {
    font-size: 0.9em;
    line-height: 1.4;
  }
}

/* Compact HUD Navigation for Mobile screens */
@media (max-width: 600px) {
  .hud-nav {
    padding: 10px 12px;
    margin: 10px 10px 15px;
    border-radius: 10px;
  }
  
  #nav-avatar {
    font-size: 2em;
  }
  
  #nav-player-name {
    font-size: 0.95em;
  }
  
  #nav-player-title {
    font-size: 0.72em;
  }
  
  #star-count {
    font-size: 1.05em;
    padding: 4px 10px;
  }
  
  .back-gate-btn {
    padding: 4px 8px;
    font-size: 0.78em;
  }
}

/* Multiple Choice Options */
.option-row {
  display: flex;
  align-items: center;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  margin-bottom: 12px;
  text-align: left;
}

.option-row:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
}

.option-key-badge {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  margin-right: 15px;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.option-text {
  font-size: 14px;
  color: #f1f5f9;
  font-weight: 500;
  line-height: 1.5;
}

.option-row.selected {
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.4);
  transform: translateY(-2px);
}

.option-row.selected .option-key-badge {
  background: rgba(99, 102, 241, 0.3);
  border-color: rgba(99, 102, 241, 0.6);
  color: #a5b4fc;
}

.option-row.correct {
  background: rgba(16, 185, 129, 0.15) !important;
  border-color: rgba(16, 185, 129, 0.5) !important;
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.2) !important;
}

.option-row.correct .option-key-badge {
  background: rgba(16, 185, 129, 0.3) !important;
  border-color: rgba(16, 185, 129, 0.6) !important;
  color: #34d399 !important;
}

.option-row.wrong {
  background: rgba(239, 68, 68, 0.15) !important;
  border-color: rgba(239, 68, 68, 0.5) !important;
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.2) !important;
}

.option-row.wrong .option-key-badge {
  background: rgba(239, 68, 68, 0.3) !important;
  border-color: rgba(239, 68, 68, 0.6) !important;
  color: #f87171 !important;
}

.feedback-overlay-box {
  margin-top: 15px;
  padding: 15px;
  border-radius: 10px;
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  text-align: left;
}

.feedback-label {
  font-size: 0.9em;
  color: #a5b4fc;
  font-weight: 700;
  display: block;
  margin-bottom: 4px;
}

.feedback-content {
  font-size: 0.95em;
  color: #cbd5e1;
  line-height: 1.5;
  display: block;
}