/* ============================================
   响应式样式 responsive.css
   包含：平板、手机横屏、手机竖屏适配
   修复：导航文字换行、角色定位、三栏变上下
   ============================================ */

/* ---------- 平板（768-1024px） ---------- */
@media (max-width: 1024px) {
  /* 关键修复：只调整 --cell-size 变量，格子/角色/敌人同步缩放，杜绝出格 */
  .game-grid { --cell-size: 38px; }
  .grid-cell { font-size: 18px; }
  .game-character { font-size: 22px; }
  .grid-enemy { font-size: 18px; }

  .home-stats { grid-template-columns: repeat(2, 1fr); }
  .map-islands { grid-template-columns: repeat(4, 1fr); }
  .nav-btn { padding: 6px 8px; font-size: 13px; }
}

/* ---------- 手机横屏（576-768px） ---------- */
@media (max-width: 768px) {
  /* 导航：长短标题切换 */
  .nav-title-long { display: none; }
  .nav-title-short { display: inline; }

  .nav-user { font-size: 12px; gap: 8px; }
  .nav-btn { padding: 6px 6px; font-size: 12px; }

  /* 游戏三栏精简 */
  .game-layout { gap: 6px; padding: 6px; }
  .game-toolbox { width: 140px; }
  .game-preview { width: 240px; }
  /* 关键修复：只调整 --cell-size 变量 */
  .game-grid { --cell-size: 32px; }
  .grid-cell { font-size: 16px; }
  .game-character { font-size: 20px; }
  .grid-enemy { font-size: 16px; }

  .toolbox-header { font-size: 13px; padding: 8px; }
  .block { font-size: 12px; padding: 6px 8px; min-height: 30px; }
  .block-icon { font-size: 14px; }

  .canvas-controls .btn { padding: 8px 12px; font-size: 13px; min-height: 36px; }

  .home-stats { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .stat-card { padding: 14px 8px; }
  .stat-value { font-size: 22px; }

  .map-islands { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .island { min-height: 100px; padding: 14px 8px; }
  .island-icon { font-size: 28px; }
  .island-name { font-size: 12px; }

  .page-title { font-size: 22px; }
  .modal-content { padding: 20px; }
  .modal-title { font-size: 20px; }

  /* 创作工坊 */
  .workshop-layout { gap: 6px; padding: 6px; }
  .workshop-toolbox { width: 140px; }
  .workshop-preview { width: 200px; }
}

/* ---------- 手机竖屏（≤576px）：上下布局 ---------- */
@media (max-width: 576px) {
  /* 导航进一步精简 */
  .top-nav { height: 48px; padding: 0 8px; }
  #app-main { padding-top: 48px; }
  .nav-logo { font-size: 20px; }
  .nav-title-short { font-size: 14px; }
  .nav-links { gap: 2px; }
  .nav-btn { padding: 4px 4px; font-size: 11px; }
  .nav-user { font-size: 11px; gap: 6px; }
  .nav-user span { display: flex; align-items: center; }

  /* ===== 游戏页：上下布局 ===== */
  .game-layout {
    flex-direction: column;
    height: auto;
    min-height: calc(100vh - 48px);
  }

  /* 游戏预览在上 */
  .game-preview {
    width: 100%;
    order: 1;
    max-height: 45vh;
  }

  /* 积木工具箱在中间（可折叠） */
  .game-toolbox {
    width: 100%;
    order: 2;
    max-height: 35vh;
  }

  /* 编程画布在下 */
  .game-canvas-area {
    width: 100%;
    order: 3;
    min-height: 30vh;
  }

  /* 关键修复：只调整 --cell-size 变量 */
  .game-grid { --cell-size: 36px; }
  .grid-cell { font-size: 18px; }
  .game-character { font-size: 22px; }
  .grid-enemy { font-size: 17px; }

  /* 首页 */
  .home-container { padding: 16px 12px; }
  .home-avatar { font-size: 60px; }
  .home-welcome { font-size: 22px; }
  .home-stats { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .stat-card { padding: 12px 6px; }
  .stat-icon { font-size: 24px; }
  .stat-value { font-size: 20px; }
  .stat-label { font-size: 11px; }
  .home-actions .btn { width: 100%; max-width: 300px; }
  .btn-xlarge { padding: 14px 32px; font-size: 18px; }

  /* 地图 */
  .map-islands { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .island { min-height: 90px; padding: 10px 6px; }
  .island-icon { font-size: 24px; }
  .island-name { font-size: 11px; }
  .island-stars { font-size: 11px; }

  /* 登录页 */
  .login-container { padding: 24px 20px; }
  .login-logo { font-size: 56px; }
  .login-title { font-size: 26px; }

  /* 难度选择 */
  .difficulty-options { grid-template-columns: 1fr; }

  /* 弹窗 */
  .modal { padding: 12px; }
  .modal-content { padding: 20px 16px; }
  .modal-title { font-size: 18px; }
  .modal-actions .btn { flex: 1; min-width: 0; }

  /* 背包/图鉴/成就网格 */
  .digimon-grid,
  .achievements-grid,
  .badges-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }
  .digimon-card,
  .achievement-card,
  .badge-card { padding: 12px 6px; }
  .digimon-emoji,
  .achievement-icon,
  .badge-icon { font-size: 32px; }
  .digimon-name,
  .achievement-name,
  .badge-name { font-size: 12px; }

  .encyclopedia-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .knowledge-card { padding: 12px; }

  .shop-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  /* 设置 */
  .setting-item { font-size: 14px; padding: 12px 0; }
  .setting-item .btn { padding: 6px 12px; font-size: 13px; min-height: 36px; }

  /* 数据看板 */
  .dashboard-grid { grid-template-columns: repeat(2, 1fr); }

  /* 创作工坊手机竖屏 */
  .workshop-layout {
    flex-direction: column;
    height: auto;
  }
  .workshop-preview {
    width: 100%;
    order: 1;
    max-height: 35vh;
  }
  .workshop-toolbox {
    width: 100%;
    order: 2;
    max-height: 30vh;
  }
  .workshop-canvas-area {
    width: 100%;
    order: 3;
    min-height: 25vh;
  }

  .btn-back-map {
    bottom: 12px;
    left: 12px;
    padding: 8px 14px;
    font-size: 13px;
  }

  /* 证书 */
  .certificate { padding: 16px; }
  .cert-name { font-size: 22px; }
}

/* ---------- 超小屏（≤375px） ---------- */
@media (max-width: 375px) {
  .nav-btn { font-size: 10px; padding: 4px 3px; }
  .game-grid { --cell-size: 30px; }
  .grid-cell { font-size: 15px; }
  .game-character { font-size: 18px; }
  .grid-enemy { font-size: 15px; }
  .block { font-size: 11px; padding: 5px 6px; }
}

/* ---------- 横屏手机游戏优化 ---------- */
@media (max-height: 500px) and (orientation: landscape) {
  .game-layout { height: 100vh; }
  .task-panel { padding: 6px 10px; }
  .task-desc { font-size: 11px; }
  .canvas-controls { padding: 6px 10px; }
  .canvas-controls .btn { padding: 6px 10px; font-size: 12px; min-height: 32px; }
}

/* ---------- 打印样式（证书） ---------- */
@media print {
  .top-nav, .btn, .modal-actions { display: none !important; }
  .modal { background: none; position: static; padding: 0; }
  .modal-content { box-shadow: none; max-width: 100%; padding: 0; }
  .certificate { border: none; }
}