@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800;900&display=swap');

    :root {
      --yellow:   #FFD700;
      --orange:   #FF8C00;
      --coral:    #FF6B6B;
      --teal:     #00CED1;
      --sky:      #87CEEB;
      --sand:     #F5DEB3;
      --cream:    #FFFDE7;
      --brown:    #8B4513;
      --green:    #3CB371;
      --bubble:   rgba(255,255,255,0.35);
    }

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

    body {
      font-family: 'Nunito', 'PingFang SC', 'Microsoft YaHei', sans-serif;
      background: linear-gradient(160deg, #87CEEB 0%, #00CED1 40%, #F5DEB3 100%);
      min-height: 100vh;
      overflow-x: hidden;
      position: relative;
    }

    /* ── 气泡背景 ── */
    .bubbles {
      position: fixed; inset: 0; pointer-events: none; z-index: 0;
      overflow: hidden;
    }
    .bubble {
      position: absolute;
      border-radius: 50%;
      background: var(--bubble);
      animation: rise linear infinite;
    }
    @keyframes rise {
      0%   { transform: translateY(110vh) scale(1);   opacity: .6; }
      100% { transform: translateY(-10vh) scale(1.2); opacity: 0;  }
    }

    /* ── 主容器 ── */
    .container {
      position: relative; z-index: 1;
      max-width: 720px;
      margin: 0 auto;
      padding: 60px 32px 100px;
    }

    /* ── 头部 ── */
    header {
      text-align: center;
      margin-bottom: 48px;
    }
    .logo-wrap {
      display: inline-block;
      background: var(--yellow);
      border-radius: 50%;
      width: 100px; height: 100px;
      line-height: 100px;
      font-size: 58px;
      box-shadow: 0 8px 24px rgba(0,0,0,.18), inset 0 -4px 0 rgba(0,0,0,.1);
      animation: bounce 2.4s ease-in-out infinite;
      margin-bottom: 14px;
    }
    @keyframes bounce {
      0%,100% { transform: translateY(0);    }
      50%      { transform: translateY(-10px); }
    }
    h1 {
      font-size: clamp(1.6rem, 5vw, 2.4rem);
      font-weight: 900;
      color: #fff;
      text-shadow: 3px 3px 0 var(--orange), 5px 5px 0 rgba(0,0,0,.15);
      letter-spacing: 1px;
    }
    .subtitle {
      margin-top: 8px;
      font-size: .95rem;
      color: rgba(255,255,255,.9);
      font-weight: 600;
      line-height: 1.5;
    }

    /* ── 卡片 ── */
    .card {
      background: rgba(255,255,255,.88);
      backdrop-filter: blur(12px);
      border-radius: 24px;
      padding: 36px 36px 40px;
      box-shadow: 0 12px 40px rgba(0,0,0,.12);
      margin-bottom: 32px;
    }

    /* ── 标签 ── */
    .label {
      font-size: .88rem;
      font-weight: 800;
      color: var(--brown);
      text-transform: uppercase;
      letter-spacing: .8px;
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* ── 输入框 ── */
    textarea {
      width: 100%;
      min-height: 120px;
      border: 2.5px solid var(--yellow);
      border-radius: 16px;
      padding: 16px 18px;
      font-family: inherit;
      font-size: 1rem;
      font-weight: 600;
      color: #333;
      background: var(--cream);
      resize: vertical;
      outline: none;
      transition: border-color .2s, box-shadow .2s;
      line-height: 1.6;
    }
    textarea:focus {
      border-color: var(--orange);
      box-shadow: 0 0 0 4px rgba(255,140,0,.18);
    }
    textarea::placeholder { color: #bbb; font-weight: 400; line-height: 1.6; }

    /* ── 模式选择 ── */
    .modes {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 6px;
    }
    .mode-btn {
      flex: 1 1 calc(20% - 14px);
      min-width: 100px;
      padding: 14px 12px;
      border: 2.5px solid transparent;
      border-radius: 16px;
      cursor: pointer;
      font-family: inherit;
      font-size: .88rem;
      font-weight: 800;
      text-align: center;
      transition: all .2s;
      background: #f5f5f5;
      color: #555;
      user-select: none;
      line-height: 1.4;
    }
    .mode-btn .mode-icon { font-size: 1.6rem; display: block; margin-bottom: 6px; }
    .mode-btn:hover { transform: translateY(-3px); box-shadow: 0 6px 16px rgba(0,0,0,.12); }

    .mode-btn.active[data-mode="normal"]   { background: #FFF9C4; border-color: #FFD700; color: #7a5c00; }
    .mode-btn.active[data-mode="michelin"] { background: #FCE4EC; border-color: #E91E63; color: #880E4F; }
    .mode-btn.active[data-mode="dark"]     { background: #EDE7F6; border-color: #673AB7; color: #311B92; }
    .mode-btn.active[data-mode="healing"]  { background: #E8F5E9; border-color: #4CAF50; color: #1B5E20; }
    .mode-btn.active[data-mode="squat"]    { background: #E3F2FD; border-color: #2196F3; color: #0D47A1; }
    .mode-btn.active[data-mode="street"]   { background: #FFF3E0; border-color: #FF9800; color: #E65100; }

    /* ── 按钮 ── */
    .cook-btn {
      width: 100%;
      padding: 18px;
      border: none;
      border-radius: 20px;
      background: linear-gradient(135deg, var(--orange) 0%, var(--coral) 100%);
      color: #fff;
      font-family: inherit;
      font-size: 1.15rem;
      font-weight: 900;
      cursor: pointer;
      letter-spacing: .5px;
      box-shadow: 0 6px 20px rgba(255,107,107,.4);
      transition: all .2s;
      position: relative;
      overflow: hidden;
      margin-bottom: 24px;
    }
    .cook-btn:hover:not(:disabled) {
      transform: translateY(-2px);
      box-shadow: 0 10px 28px rgba(255,107,107,.5);
    }
    .cook-btn:active:not(:disabled) { transform: translateY(1px); }
    .cook-btn:disabled { opacity: .7; cursor: not-allowed; }
    .cook-btn .btn-shine {
      position: absolute; top: 0; left: -100%;
      width: 60%; height: 100%;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,.3), transparent);
      animation: shine 2.5s ease-in-out infinite;
    }
    @keyframes shine {
      0%   { left: -100%; }
      50%  { left: 150%;  }
      100% { left: 150%;  }
    }

    /* ── 结果区 ── */
    #result-section { display: none; }

    /* ── 食谱配图 ── */
    .recipe-image-section {
      margin-bottom: 20px;
    }
    .recipe-image-wrap {
      position: relative;
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 6px 20px rgba(0,0,0,.12);
    }
    .recipe-image {
      width: 100%;
      height: 220px;
      object-fit: cover;
      display: block;
      opacity: 0;
      transition: opacity .4s ease;
    }
    .recipe-image.loaded {
      opacity: 1;
    }
    .recipe-image-refresh {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(255,255,255,.85);
      border: none;
      border-radius: 50%;
      width: 36px;
      height: 36px;
      font-size: 1rem;
      cursor: pointer;
      box-shadow: 0 2px 8px rgba(0,0,0,.15);
      transition: all .2s;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .recipe-image-refresh:hover {
      background: #fff;
      transform: rotate(180deg);
    }
    .recipe-image-error {
      width: 100%;
      height: 180px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: #f5f5f5;
      color: #999;
      font-size: .9rem;
    }
    .recipe-image-loading {
      width: 100%;
      height: 220px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      background: #f9f9f9;
      color: #888;
      font-size: .85rem;
      gap: 12px;
    }
    .loading-spinner {
      width: 32px;
      height: 32px;
      border: 3px solid #eee;
      border-top-color: var(--teal);
      border-radius: 50%;
      animation: spin .8s linear infinite;
    }
    @keyframes spin {
      to { transform: rotate(360deg); }
    }
    .recipe-image-source {
      margin-top: 8px;
      text-align: right;
      font-size: .75rem;
      color: #999;
    }
    .recipe-image-source a {
      color: #666;
      text-decoration: none;
    }
    .recipe-image-source a:hover {
      text-decoration: underline;
    }

    .result-header {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 18px;
    }
    .result-header h2 {
      font-size: 1.35rem;
      font-weight: 900;
      color: var(--brown);
    }
    .mode-badge {
      padding: 5px 14px;
      border-radius: 20px;
      font-size: .8rem;
      font-weight: 800;
      background: var(--yellow);
      color: var(--brown);
    }

    /* ── 操作按钮 ── */
    .result-header {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
    }
    .action-btns {
      display: flex;
      gap: 8px;
      margin-left: auto;
    }
    .action-btn {
      padding: 5px 14px;
      border: 2px solid var(--yellow);
      border-radius: 20px;
      background: #FFFDE7;
      color: var(--brown);
      font-family: inherit;
      font-size: .82rem;
      font-weight: 700;
      cursor: pointer;
      transition: all .2s;
      user-select: none;
    }
    .action-btn:hover {
      background: var(--yellow);
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(255,215,0,.35);
    }
    .action-btn:active {
      transform: translateY(0);
    }
    .action-btn.copied {
      background: var(--green);
      border-color: var(--green);
      color: #fff;
    }

    /* ── 图片预览弹窗 ── */
    .preview-modal {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,.55);
      z-index: 9998;
      align-items: center;
      justify-content: center;
    }
    .preview-modal.open {
      display: flex;
    }
    .preview-modal-inner {
      background: #fff;
      border-radius: 24px;
      padding: 28px 28px 24px;
      max-width: 440px;
      width: 92%;
      text-align: center;
      box-shadow: 0 20px 60px rgba(0,0,0,.25);
    }
    .preview-modal-inner h3 {
      font-size: 1.15rem;
      color: var(--brown);
      margin-bottom: 14px;
      font-weight: 800;
    }
    .preview-img-wrap {
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 6px 24px rgba(0,0,0,.15);
      margin-bottom: 18px;
      display: inline-block;
      max-width: 100%;
    }
    .preview-img-wrap img {
      display: block;
      max-width: 100%;
      max-height: 420px;
      width: auto;
      height: auto;
    }
    .preview-actions {
      display: flex;
      gap: 10px;
      justify-content: center;
    }
    .preview-download-btn {
      flex: 1;
      padding: 13px 20px;
      background: linear-gradient(135deg, var(--orange), var(--coral));
      color: #fff;
      border: none;
      border-radius: 16px;
      font-family: inherit;
      font-size: .95rem;
      font-weight: 800;
      cursor: pointer;
      transition: all .2s;
      box-shadow: 0 4px 16px rgba(255,107,107,.35);
    }
    .preview-download-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(255,107,107,.45);
    }
    .preview-cancel-btn {
      flex: 0 0 auto;
      padding: 13px 20px;
      background: #f5f5f5;
      color: #666;
      border: none;
      border-radius: 16px;
      font-family: inherit;
      font-size: .9rem;
      font-weight: 700;
      cursor: pointer;
      transition: all .2s;
    }
    .preview-cancel-btn:hover {
      background: #e8e8e8;
    }
    .preview-save-btn {
      flex: 1;
      padding: 13px 20px;
      background: var(--green);
      color: #fff;
      border: none;
      border-radius: 16px;
      font-family: inherit;
      font-size: .9rem;
      font-weight: 800;
      cursor: pointer;
      transition: all .2s;
      box-shadow: 0 4px 12px rgba(60,179,113,.35);
    }
    .preview-save-btn:hover {
      background: #2e9e4b;
      transform: translateY(-1px);
    }

    /* ── Toast 提示 ── */
    .toast {
      position: fixed;
      bottom: 32px;
      left: 50%;
      transform: translateX(-50%) translateY(80px);
      background: rgba(51,51,51,.92);
      color: #fff;
      padding: 12px 24px;
      border-radius: 40px;
      font-size: .92rem;
      font-weight: 700;
      box-shadow: 0 8px 24px rgba(0,0,0,.25);
      transition: transform .35s cubic-bezier(.4,0,.2,1), opacity .35s;
      opacity: 0;
      z-index: 9999;
      pointer-events: none;
      white-space: nowrap;
    }
    .toast.show {
      transform: translateX(-50%) translateY(0);
      opacity: 1;
    }

    /* ── BGM 按钮 ── */
    .bgm-btn {
      position: fixed;
      top: 80px;
      right: 20px;
      z-index: 100;
      background: rgba(255,255,255,.9);
      border: 2px solid var(--teal);
      border-radius: 50%;
      width: 52px; height: 52px;
      font-size: 1.4rem;
      cursor: pointer;
      box-shadow: 0 4px 16px rgba(0,0,0,.15);
      transition: all .2s;
      display: flex;
      align-items: center;
      justify-content: center;
      line-height: 1;
    }
    .bgm-btn:hover {
      transform: scale(1.08);
      box-shadow: 0 6px 20px rgba(0,206,209,.3);
    }
    .bgm-btn.bgm-on {
      background: var(--teal);
      border-color: var(--teal);
      box-shadow: 0 4px 16px rgba(0,206,209,.4);
      animation: bgm-pulse 2s ease-in-out infinite;
    }
    @keyframes bgm-pulse {
      0%, 100% { box-shadow: 0 4px 16px rgba(0,206,209,.4); }
      50%       { box-shadow: 0 4px 24px rgba(0,206,209,.7); }
    }

    /* ── BGM 曲目面板 ── */
    .bgm-panel {
      position: fixed;
      top: 140px;
      right: 20px;
      z-index: 99;
      background: rgba(255,255,255,.95);
      backdrop-filter: blur(12px);
      border-radius: 16px;
      box-shadow: 0 8px 32px rgba(0,0,0,.15);
      padding: 16px;
      min-width: 160px;
      display: none;
    }
    .bgm-panel.show {
      display: block;
      animation: panel-in .2s ease;
    }
    @keyframes panel-in {
      from { opacity: 0; transform: translateY(-10px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    .bgm-panel-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 12px;
      font-size: .85rem;
      font-weight: 800;
      color: var(--brown);
    }
    .bgm-panel-close {
      background: none;
      border: none;
      font-size: 1.1rem;
      cursor: pointer;
      color: #999;
      padding: 2px;
      line-height: 1;
    }
    .bgm-panel-close:hover { color: #555; }
    .bgm-tracks {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .bgm-track {
      padding: 10px 14px;
      border: 2px solid #eee;
      border-radius: 12px;
      background: #fafafa;
      font-family: inherit;
      font-size: .85rem;
      font-weight: 700;
      color: #666;
      cursor: pointer;
      transition: all .15s;
      text-align: left;
    }
    .bgm-track:hover {
      border-color: var(--teal);
      background: #E0F7FA;
      color: #00838F;
    }
    .bgm-track.active {
      border-color: var(--teal);
      background: var(--teal);
      color: #fff;
    }


    .history-toggle-btn {
      position: fixed;
      top: 80px;
      right: 20px;
      z-index: 100;
      background: rgba(255,255,255,.9);
      border: 2.5px solid var(--yellow);
      border-radius: 50%;
      width: 52px; height: 52px;
      font-size: 1.4rem;
      cursor: pointer;
      box-shadow: 0 4px 16px rgba(0,0,0,.15);
      transition: all .2s;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .history-toggle-btn:hover {
      transform: scale(1.08);
      box-shadow: 0 6px 20px rgba(0,0,0,.2);
    }
    .history-toggle-btn .history-count {
      position: absolute;
      top: -4px; right: -4px;
      background: var(--coral);
      color: #fff;
      font-size: .65rem;
      font-weight: 800;
      min-width: 18px; height: 18px;
      border-radius: 9px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 0 4px;
      line-height: 1;
    }
    .history-panel {
      position: fixed;
      top: 0; right: -380px;
      width: 360px; height: 100vh;
      background: rgba(255,255,255,.97);
      backdrop-filter: blur(16px);
      box-shadow: -8px 0 32px rgba(0,0,0,.18);
      z-index: 200;
      display: flex;
      flex-direction: column;
      transition: right .35s cubic-bezier(.4,0,.2,1);
      overflow: hidden;
    }
    .history-panel.open {
      right: 0;
    }
    .history-panel-header {
      padding: 20px 20px 16px;
      border-bottom: 2px solid var(--yellow);
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }
    .history-panel-header h3 {
      font-size: 1.05rem;
      font-weight: 900;
      color: var(--brown);
      flex: 1;
    }
    .history-panel-close {
      background: none;
      border: none;
      font-size: 1.3rem;
      cursor: pointer;
      color: #999;
      padding: 4px;
      border-radius: 8px;
      line-height: 1;
    }
    .history-panel-close:hover { background: #f0f0f0; color: #555; }
    .history-tabs {
      display: flex;
      padding: 0 16px;
      border-bottom: 1.5px solid #eee;
      flex-shrink: 0;
    }
    .history-tab {
      flex: 1;
      padding: 10px 0;
      background: none;
      border: none;
      border-bottom: 3px solid transparent;
      font-family: inherit;
      font-size: .85rem;
      font-weight: 700;
      color: #999;
      cursor: pointer;
      transition: all .2s;
      text-align: center;
    }
    .history-tab.active {
      color: var(--orange);
      border-bottom-color: var(--orange);
    }
    .history-list {
      flex: 1;
      min-height: 0;
      overflow-y: auto;
      padding: 12px 16px;
    }
    .history-empty {
      display: none;
      text-align: center;
      color: #bbb;
      font-size: .9rem;
      font-weight: 600;
      padding: 0 20px;
      /* 在 flex 容器中垂直居中 */
      display: none;
      flex-direction: column;
      align-items: center;
      justify-content: center;
    }
    .history-empty.show { display: flex; }
    .history-empty .empty-icon { font-size: 2.5rem; margin-bottom: 10px; }
    .history-item {
      background: #fff;
      border: 2px solid #f0f0f0;
      border-radius: 14px;
      padding: 14px 16px;
      margin-bottom: 10px;
      cursor: pointer;
      transition: all .2s;
    }
    .history-item:hover {
      border-color: var(--yellow);
      box-shadow: 0 3px 12px rgba(255,215,0,.2);
      transform: translateY(-1px);
    }
    .history-item-meta {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 6px;
    }
    .history-item-mode {
      padding: 2px 10px;
      border-radius: 12px;
      font-size: .7rem;
      font-weight: 800;
      background: var(--yellow);
      color: var(--brown);
    }
    .history-item-time {
      font-size: .72rem;
      color: #bbb;
      font-weight: 600;
      flex: 1;
    }
    .history-item-fav {
      background: none;
      border: none;
      font-size: .95rem;
      cursor: pointer;
      padding: 2px 4px;
      line-height: 1;
    }
    .history-item-input {
      font-size: .82rem;
      color: #777;
      line-height: 1.5;
      overflow: hidden;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      margin-bottom: 8px;
    }
    .history-item-actions {
      display: flex;
      gap: 6px;
    }
    .history-action-btn {
      flex: 1;
      padding: 5px 8px;
      background: #f5f5f5;
      border: 1.5px solid #eee;
      border-radius: 8px;
      font-family: inherit;
      font-size: .72rem;
      font-weight: 700;
      color: #888;
      cursor: pointer;
      transition: all .15s;
      text-align: center;
    }
    .history-action-btn:hover {
      background: var(--yellow);
      border-color: var(--yellow);
      color: var(--brown);
    }
    .history-action-btn.delete:hover {
      background: #ffe0e0;
      border-color: var(--coral);
      color: var(--coral);
    }
    .history-panel-footer {
      padding: 12px 16px;
      border-top: 1.5px solid #eee;
      display: flex;
      gap: 8px;
      flex-shrink: 0;
    }
    .history-footer-btn {
      flex: 1;
      padding: 9px 8px;
      border-radius: 12px;
      font-family: inherit;
      font-size: .78rem;
      font-weight: 700;
      cursor: pointer;
      transition: all .15s;
      text-align: center;
      border: 2px solid #eee;
      background: #fff;
      color: #888;
    }
    .history-footer-btn:hover {
      background: #f5f5f5;
      color: #555;
    }
    .history-footer-btn.danger:hover {
      background: #ffe0e0;
      border-color: var(--coral);
      color: var(--coral);
    }
    .history-overlay {
      position: fixed; inset: 0;
      background: rgba(0,0,0,.35);
      z-index: 150;
      display: none;
    }
    .history-overlay.show {
      display: block;
    }
    /* scrollbar */
    .history-list::-webkit-scrollbar { width: 4px; }
    .history-list::-webkit-scrollbar-thumb { background: var(--yellow); border-radius: 2px; }

    /* ── 收藏之星 ── */
    .history-item-fav.active-star { color: #FFD700; }

    /* ── 历史搜索框 ── */
    .history-search-wrap {
      padding: 10px 16px 6px;
      flex-shrink: 0;
    }
    .history-search {
      width: 100%;
      padding: 9px 14px;
      border: 2px solid #eee;
      border-radius: 12px;
      font-family: inherit;
      font-size: .85rem;
      font-weight: 600;
      color: #333;
      background: #fafafa;
      outline: none;
      transition: border-color .2s, box-shadow .2s;
    }
    .history-search:focus {
      border-color: var(--yellow);
      box-shadow: 0 0 0 3px rgba(255,215,0,.18);
      background: #fff;
    }
    .history-search::placeholder { color: #bbb; font-weight: 400; }

    /* ── 输入行（textarea + 灵感按钮） ── */
    .input-row {
      display: flex;
      gap: 10px;
      align-items: flex-start;
    }
    .input-row textarea {
      flex: 1;
    }
    .inspire-btn {
      flex-shrink: 0;
      width: 48px;
      height: 48px;
      border: 2.5px solid var(--yellow);
      border-radius: 14px;
      background: var(--cream);
      font-size: 1.4rem;
      cursor: pointer;
      transition: all .2s;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-top: 2px;
    }
    .inspire-btn:hover {
      background: var(--yellow);
      transform: scale(1.08);
      box-shadow: 0 4px 14px rgba(255,215,0,.4);
    }
    .inspire-btn.spin {
      animation: spin-once .4s ease;
    }
    @keyframes spin-once {
      0%   { transform: rotate(0deg) scale(1); }
      50%  { transform: rotate(180deg) scale(1.15); }
      100% { transform: rotate(360deg) scale(1); }
    }

    /* ── 食材快捷标签 ── */
    .ingredient-label {
      font-size: .78rem;
      font-weight: 800;
      color: var(--brown);
      opacity: .7;
      margin-top: 14px;
      margin-bottom: 8px;
      letter-spacing: .5px;
    }
    .ingredient-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 7px;
    }
    .ingredient-tag {
      padding: 5px 12px;
      border: 2px solid #e8e8e8;
      border-radius: 20px;
      background: #fff;
      font-family: inherit;
      font-size: .78rem;
      font-weight: 700;
      color: #666;
      cursor: pointer;
      transition: all .15s;
      user-select: none;
      white-space: nowrap;
    }
    .ingredient-tag:hover {
      border-color: var(--orange);
      background: #FFF3E0;
      color: var(--orange);
      transform: translateY(-1px);
      box-shadow: 0 3px 8px rgba(255,140,0,.18);
    }
    .ingredient-tag:active {
      transform: translateY(0);
    }



    /* ── 分享卡片（截图用） ── */
    .share-card {
      position: fixed;
      left: -9999px;
      top: 0;
      width: 680px;
      padding: 48px 52px 40px;
      background: linear-gradient(160deg, #87CEEB 0%, #00CED1 40%, #F5DEB3 100%);
      font-family: 'Nunito', 'PingFang SC', 'Microsoft YaHei', sans-serif;
      color: #333;
      line-height: 1.9;
    }
    .share-card-header {
      display: flex;
      align-items: center;
      gap: 16px;
      margin-bottom: 28px;
    }
    .share-card-logo {
      width: 72px;
      height: 72px;
      background: #FFD700;
      border-radius: 50%;
      font-size: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 12px rgba(0,0,0,.15);
      flex-shrink: 0;
    }
    .share-card-title {
      font-size: 1.5rem;
      font-weight: 900;
      color: #fff;
      text-shadow: 2px 2px 0 rgba(0,0,0,.2);
    }
    .share-card-subtitle {
      font-size: .9rem;
      color: rgba(255,255,255,.85);
      font-weight: 600;
      margin-top: 4px;
    }
    .share-card-mode {
      display: inline-block;
      padding: 4px 12px;
      background: rgba(255,255,255,.3);
      border-radius: 20px;
      font-size: .78rem;
      font-weight: 700;
      color: #fff;
      margin-top: 6px;
    }
    .share-card-divider {
      width: 60px;
      height: 4px;
      background: #FFD700;
      border-radius: 2px;
      margin-bottom: 24px;
    }
    .share-card-recipe {
      background: rgba(255,255,255,.92);
      border-radius: 20px;
      padding: 28px 32px;
      font-size: .95rem;
      line-height: 1.85;
    }
    .share-card-recipe h1 {
      color: #8B4513;
      font-size: 1.4rem;
      font-weight: 900;
      margin: 0 0 16px 0;
      padding-bottom: 12px;
      border-bottom: 2px solid #FFD700;
    }
    .share-card-recipe h2 {
      color: #FF8C00;
      font-size: 1.1rem;
      font-weight: 800;
      margin: 20px 0 10px 0;
      padding-left: 10px;
      border-left: 3px solid #FF8C00;
    }
    .share-card-recipe p { margin: 0 0 12px 0; }
    .share-card-recipe ul,
    .share-card-recipe ol { padding-left: 22px; margin: 8px 0 16px 0; }
    .share-card-recipe li { margin-bottom: 6px; }
    .share-card-recipe strong { color: #FF8C00; font-weight: 700; }
    .share-card-recipe code {
      background: #f5f5f5;
      padding: 1px 5px;
      border-radius: 3px;
      font-size: .88em;
      color: #FF6B6B;
    }
    .share-card-recipe pre {
      background: #f8f8f8;
      padding: 12px;
      border-radius: 10px;
      overflow-x: auto;
    }
    .share-card-footer {
      margin-top: 20px;
      text-align: center;
      font-size: .82rem;
      color: rgba(255,255,255,.75);
      font-weight: 600;
    }

    /* ── Markdown 渲染结果样式 ── */
    #recipe-output {
      line-height: 1.9;
      color: #333;
      font-size: 1rem;
    }
    #recipe-output h1 {
      color: var(--brown);
      font-size: 1.55rem;
      font-weight: 900;
      margin: 0 0 20px 0;
      padding-bottom: 12px;
      border-bottom: 3px solid var(--yellow);
      line-height: 1.3;
    }
    #recipe-output h2 {
      color: var(--orange);
      font-size: 1.2rem;
      font-weight: 800;
      margin: 28px 0 14px 0;
      padding-left: 12px;
      border-left: 4px solid var(--orange);
      line-height: 1.4;
    }
    #recipe-output h3 {
      color: var(--brown);
      font-size: 1.05rem;
      font-weight: 700;
      margin: 18px 0 10px 0;
    }
    #recipe-output p {
      margin: 0 0 14px 0;
      line-height: 1.9;
    }
    #recipe-output ul,
    #recipe-output ol {
      padding-left: 26px;
      margin: 10px 0 20px 0;
    }
    #recipe-output li {
      margin-bottom: 8px;
      line-height: 1.7;
    }
    #recipe-output strong {
      color: var(--orange);
      font-weight: 700;
    }
    #recipe-output em {
      color: #666;
    }
    #recipe-output hr {
      border: none;
      border-top: 2px dashed var(--yellow);
      margin: 24px 0;
    }
    #recipe-output code {
      background: #f5f5f5;
      padding: 2px 6px;
      border-radius: 4px;
      font-family: 'Monaco', 'Consolas', monospace;
      font-size: 0.88em;
      color: var(--coral);
    }
    #recipe-output pre {
      background: #f8f8f8;
      padding: 16px;
      border-radius: 12px;
      overflow-x: auto;
      margin: 16px 0;
    }
    #recipe-output pre code {
      background: none;
      padding: 0;
      color: #333;
    }
    #recipe-output blockquote {
      border-left: 4px solid var(--teal);
      padding-left: 16px;
      margin: 16px 0;
      color: #555;
      background: rgba(0,206,209,0.06);
      border-radius: 0 8px 8px 0;
      padding: 10px 16px;
    }

    /* ── 加载动画 ── */
    .loading-wrap {
      text-align: center;
      padding: 36px 0;
      display: none;
    }
    .pan {
      font-size: 3.2rem;
      display: inline-block;
      animation: fry .6s ease-in-out infinite alternate;
    }
    @keyframes fry {
      0%   { transform: rotate(-12deg) translateY(0);  }
      100% { transform: rotate(12deg)  translateY(-8px); }
    }
    .loading-text {
      margin-top: 14px;
      font-size: 1rem;
      font-weight: 700;
      color: var(--brown);
      line-height: 1.5;
    }
    .loading-hint {
      margin-top: 10px;
      font-size: .82rem;
      font-weight: 600;
      color: rgba(139,69,19,.6);
    }
    .dots::after {
      content: '';
      animation: dots 1.2s steps(4, end) infinite;
    }
    @keyframes dots {
      0%   { content: '';    }
      25%  { content: '.';   }
      50%  { content: '..';  }
      75%  { content: '...'; }
      100% { content: '';    }
    }

    /* ── 错误提示 ── */
    .error-box {
      background: #FFF3F3;
      border: 2px solid var(--coral);
      border-radius: 16px;
      padding: 16px 20px;
      color: #c0392b;
      font-weight: 700;
      display: none;
      margin-top: 16px;
      margin-bottom: 12px;
      line-height: 1.5;
    }

    /* ── 底部 ── */
    footer {
      text-align: center;
      color: rgba(255,255,255,.8);
      font-size: .85rem;
      font-weight: 600;
      margin-top: 12px;
      line-height: 1.6;
    }

    /* ── 响应式 ── */
    @media (max-width: 580px) {
      .container {
        padding: 40px 20px 80px;
      }
      .bgm-btn {
        top: 80px;
        right: 16px;
        width: 46px; height: 46px;
        font-size: 1.2rem;
      }
      .menu-toggle-btn {
        top: 20px;
        right: 16px;
        width: 46px;
        height: 46px;
        font-size: 1.2rem;
      }
      .card {
        padding: 28px 24px 32px;
        margin-bottom: 24px;
      }
      .logo-wrap {
        width: 88px;
        height: 88px;
        line-height: 88px;
        font-size: 50px;
      }
      header {
        margin-bottom: 36px;
      }
      .mode-btn {
        flex: 1 1 calc(50% - 14px);
        padding: 14px 12px;
      }
      .modes {
        gap: 14px;
      }
      .label {
        margin-bottom: 14px;
        font-size: .85rem;
      }
      #result-header h2 {
        font-size: 1.2rem;
      }
      #recipe-output {
        font-size: .95rem;
        line-height: 1.9;
      }
      .cook-btn {
        padding: 18px;
        margin-bottom: 24px;
      }
    }

    @media (max-width: 380px) {
      .mode-btn {
        flex: 1 1 100%;
      }
    }


/* ========== 好友系统样式 ========== */
.friends-page {
  padding: 16px;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.friends-code-card {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  color: white;
  margin-bottom: 20px;
  box-shadow: 0 8px 32px rgba(102, 126, 234, 0.4);
}

.code-label {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 8px;
}

.code-value {
  font-size: 18px;
  font-weight: bold;
  font-family: monospace;
  background: rgba(255,255,255,0.2);
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 12px;
  word-break: break-all;
}

.copy-btn {
  background: white;
  color: #667eea;
  border: none;
  padding: 10px 24px;
  border-radius: 20px;
  font-weight: bold;
  cursor: pointer;
  transition: transform 0.2s;
}

.copy-btn:active {
  transform: scale(0.95);
}

.add-friend-section {
  margin-bottom: 24px;
}

.add-friend-btn {
  width: 100%;
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
  border: none;
  padding: 16px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(245, 87, 108, 0.4);
}

.friends-list-section h2,
.gift-history-section h2 {
  color: white;
  font-size: 18px;
  margin-bottom: 12px;
}

.friends-list {
  background: rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 24px;
}

.friend-item {
  display: flex;
  align-items: center;
  padding: 12px;
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: background 0.2s;
}

.friend-item:hover {
  background: rgba(255,255,255,0.1);
}

.friend-avatar {
  font-size: 36px;
  margin-right: 12px;
}

.friend-info {
  flex: 1;
}

.friend-name {
  color: white;
  font-weight: bold;
  font-size: 16px;
}

.friend-level {
  color: rgba(255,255,255,0.6);
  font-size: 12px;
}

.gift-btn {
  background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
  color: #333;
  border: none;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: bold;
  cursor: pointer;
}

.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: rgba(255,255,255,0.5);
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
}

.gift-list {
  background: rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 12px;
}

.gift-item {
  display: flex;
  align-items: center;
  padding: 12px;
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
  margin-bottom: 8px;
}

.gift-icon {
  font-size: 28px;
  margin-right: 12px;
}

.gift-info {
  flex: 1;
}

.gift-from {
  color: white;
  font-size: 14px;
}

.gift-detail {
  color: #fa709a;
  font-size: 12px;
}

.gift-time {
  color: rgba(255,255,255,0.4);
  font-size: 12px;
}

/* ========== 弹窗样式 ========== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  background: #1a1a2e;
  border-radius: 16px;
  width: 90%;
  max-width: 360px;
  max-height: 80vh;
  overflow-y: auto;
  animation: slideUp 0.3s ease;
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.modal-header h3 {
  color: white;
  margin: 0;
  font-size: 18px;
}

.close-btn {
  background: none;
  border: none;
  color: rgba(255,255,255,0.5);
  font-size: 20px;
  cursor: pointer;
}

.modal-body {
  padding: 20px;
}

.code-input {
  width: 100%;
  padding: 14px;
  background: rgba(255,255,255,0.1);
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  color: white;
  font-size: 16px;
  margin-bottom: 12px;
  box-sizing: border-box;
}

.code-input:focus {
  outline: none;
  border-color: #667eea;
}

.search-btn {
  width: 100%;
  background: #667eea;
  color: white;
  border: none;
  padding: 14px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
}

.search-result {
  margin-top: 16px;
}

.search-result-item {
  display: flex;
  align-items: center;
  padding: 12px;
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
}

.user-avatar {
  font-size: 32px;
  margin-right: 12px;
}

.user-info {
  flex: 1;
}

.user-name {
  color: white;
  font-weight: bold;
}

.user-level {
  color: rgba(255,255,255,0.5);
  font-size: 12px;
}

.add-btn {
  background: #4ade80;
  color: #1a1a2e;
  border: none;
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: bold;
  cursor: pointer;
}

/* ========== 个人主页弹窗 ========== */
.profile-modal .profile-header {
  text-align: center;
  padding: 20px 0;
}

.profile-avatar {
  font-size: 64px;
  margin-bottom: 12px;
}

.profile-name {
  color: white;
  font-size: 24px;
  font-weight: bold;
}

.profile-level {
  color: #667eea;
  font-size: 14px;
}

.profile-stats {
  display: flex;
  justify-content: space-around;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 16px;
}

.stat-item {
  text-align: center;
}

.stat-value {
  color: white;
  font-size: 24px;
  font-weight: bold;
}

.stat-label {
  color: rgba(255,255,255,0.5);
  font-size: 12px;
}

.profile-favorite {
  text-align: center;
  color: rgba(255,255,255,0.7);
  margin-bottom: 20px;
}

.profile-favorite .value {
  color: #fa709a;
}

.profile-actions {
  display: flex;
  gap: 12px;
}

.profile-actions button {
  flex: 1;
  padding: 12px;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
}

.profile-actions .gift-btn {
  background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
  color: #333;
}

.profile-actions .remove-btn {
  background: rgba(255,255,255,0.1);
  color: #f87171;
}

/* ========== 送礼弹窗 ========== */
.gift-balance {
  display: flex;
  justify-content: space-around;
  padding: 12px;
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
  margin-bottom: 16px;
  color: white;
}

.gift-options {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.gift-option {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 2px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}

.gift-option:hover {
  border-color: #667eea;
  background: rgba(102, 126, 234, 0.1);
}

.gift-option .gift-icon {
  font-size: 36px;
  margin-bottom: 8px;
}

.gift-option .gift-name {
  color: white;
  font-size: 14px;
}

.gift-tip {
  text-align: center;
  color: rgba(255,255,255,0.4);
  font-size: 12px;
}

/* ========== Toast ========== */
.toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(0,0,0,0.9);
  color: white;
  padding: 12px 24px;
  border-radius: 30px;
  font-size: 14px;
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 2000;
  white-space: nowrap;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.loading {
  text-align: center;
  padding: 20px;
  color: rgba(255,255,255,0.5);
}

.error {
  text-align: center;
  padding: 12px;
  color: #f87171;
  font-size: 14px;
}

/* 好友页面覆盖白色背景 */
#page-friends .sub-page-content {
  background: transparent;
  box-shadow: none;
  padding: 0;
}