* { box-sizing: border-box; }
    body {
      margin: 0;
      background: #05070c;
      color: #fff;
      font-family: Arial, "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
      min-height: 100svh;
      display: flex;
      justify-content: center;
      align-items: flex-start;
      padding:
        max(8px, env(safe-area-inset-top))
        max(8px, env(safe-area-inset-right))
        max(8px, env(safe-area-inset-bottom))
        max(8px, env(safe-area-inset-left));
      overflow-x: hidden;
    }

    .wrap {
      width: min(100%, 720px);
      text-align: center;
    }
    h1 {
      margin: 0;
      font-size: clamp(24px, 4vw, 40px);
      white-space: nowrap;
    }

    .topbar {
      width: 100%;
      margin: 0 auto 10px;
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 8px;
    }

    .life-controls {
      justify-self: start;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 4px;
      min-width: 0;
    }

    .life-display {
      min-width: 0;
      color: #ffe9a8;
      font-weight: 900;
      font-size: clamp(12px, 2.8vw, 16px);
      white-space: nowrap;
      text-shadow: 0 2px 0 #000;
    }

    .reset-progress-btn {
      min-width: 0;
      min-height: 26px;
      padding: 3px 8px;
      border-radius: 7px;
      border-color: #6f3d45;
      background: #271318;
      color: #ffd8d8;
      font-size: clamp(10px, 2.1vw, 12px);
      line-height: 1.1;
      white-space: nowrap;
    }

    .reset-progress-btn:hover {
      background: #3a1b22;
    }

    .collection-btn {
      justify-self: end;
      min-width: 0;
      min-height: 38px;
      padding: 7px 11px;
      border-color: #3b6f94;
      background: #0c2235;
      color: #dff7ff;
      font-size: clamp(11px, 2.4vw, 15px);
      white-space: nowrap;
    }

    .collection-btn:hover {
      background: #12324d;
    }
    .info {
      display: flex;
      justify-content: center;
      gap: 24px;
      flex-wrap: wrap;
      margin-bottom: 10px;
      font-weight: 700;
    }
    .game-unit {
      width: 100%;
      margin: 0 auto;
    }

    canvas {
      width: 100%;
      height: auto;
      aspect-ratio: 1 / 1;
      background: #000;
      border: 2px solid #3d4658;
      border-radius: 10px;
      display: block;
      margin: 0;
      touch-action: none;
      cursor: crosshair;
    }

    .controls {
      margin-top: 12px;
      display: flex;
      justify-content: center;
      gap: 10px;
      flex-wrap: wrap;
    }
    button {
      min-width: 120px;
      min-height: 44px;
      border: 1px solid #5a6680;
      border-radius: 10px;
      background: #141a26;
      color: #fff;
      font-weight: 700;
      cursor: pointer;
      padding: 10px 16px;
    }
    button:hover { background: #1e2635; }

    .title-actions {
      margin-top: 10px;
    }

    .title-actions[hidden] {
      display: none;
    }

    #bossTestBtn {
      background: #392100;
      border-color: #8a5b14;
      color: #ffe6b5;
    }

    #bossTestBtn:hover {
      background: #533108;
    }

    .note {
      margin: 10px 0 0;
      color: #aeb8cc;
      font-size: 13px;
      line-height: 1.6;
    }

    .touch-pad {
      display: none;
      width: 100%;
      min-height: 88px;
      margin: 8px 0 0;
      box-sizing: border-box;
      border: 2px solid #2a3347;
      border-radius: 12px;
      background: linear-gradient(180deg, #101726 0%, #0a1019 100%);
      color: #dbe9ff;
      text-align: center;
      padding: 14px 12px 12px;
      user-select: none;
      -webkit-user-select: none;
      touch-action: none;
    }

    .touch-pad-label {
      font-size: 20px;
      font-weight: 700;
      letter-spacing: 0.04em;
      color: #ffffff;
    }

    .touch-pad-sub {
      margin-top: 8px;
      font-size: 13px;
      color: #9eb6d8;
    }

    .collection-overlay {
      position: fixed;
      inset: 0;
      z-index: 1000;
      display: grid;
      place-items: center;
      padding: max(8px, env(safe-area-inset-top)) 8px max(8px, env(safe-area-inset-bottom));
      background: rgba(0, 0, 0, .86);
      backdrop-filter: blur(5px);
    }

    .collection-overlay[hidden] {
      display: none;
    }

    .collection-panel {
      position: relative;
      width: min(94vw, 720px);
      height: min(94svh, 1180px);
      overflow-y: auto;
      overscroll-behavior: contain;
      border: 2px solid #334a67;
      border-radius: 18px;
      background:
        radial-gradient(circle at 50% 10%, rgba(21, 90, 150, .22), transparent 36%),
        linear-gradient(180deg, #081321, #05080e 72%);
      box-shadow: 0 20px 70px rgba(0, 0, 0, .72);
      scrollbar-width: thin;
    }

    .collection-header {
      position: sticky;
      top: 0;
      z-index: 2;
      min-height: 64px;
      display: grid;
      grid-template-columns: 48px 1fr 48px;
      align-items: center;
      padding: 8px 10px;
      background: rgba(5, 11, 19, .95);
      border-bottom: 1px solid #26384e;
      backdrop-filter: blur(7px);
    }

    .collection-header h2 {
      grid-column: 2;
      margin: 0;
      font-size: clamp(20px, 5vw, 32px);
      text-align: center;
      color: #fff4cf;
      letter-spacing: .04em;
    }

    .collection-close-btn {
      grid-column: 3;
      justify-self: end;
      min-width: 42px;
      width: 42px;
      min-height: 42px;
      height: 42px;
      padding: 0;
      border-radius: 50%;
      border: 1px solid #6b7688;
      background: #151c28;
      color: #fff;
      font-size: 30px;
      line-height: 1;
    }

    .collection-close-btn:hover {
      background: #252f40;
    }

    .collection-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: clamp(7px, 2vw, 14px);
      align-items: start;
      padding: clamp(10px, 3vw, 20px);
    }

    .collection-card {
      margin: 0;
      aspect-ratio: 2 / 3;
      overflow: hidden;
      border: 1px solid #455e7c;
      border-radius: clamp(6px, 1.8vw, 12px);
      background: #03060b;
      box-shadow: 0 7px 18px rgba(0, 0, 0, .38);
      cursor: pointer;
      transition: transform .14s ease, border-color .14s ease, box-shadow .14s ease;
      touch-action: manipulation;
    }

    .collection-card:hover {
      transform: translateY(-2px);
      border-color: #78cfff;
      box-shadow: 0 10px 24px rgba(0, 0, 0, .46), 0 0 16px rgba(53, 177, 255, .16);
    }

    .collection-card:active {
      transform: scale(.98);
    }

    .collection-card img {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: contain;
      background: #02050a;
    }

    .card-detail-overlay {
      position: fixed;
      inset: 0;
      z-index: 1200;
      display: grid;
      place-items: center;
      padding:
        max(18px, env(safe-area-inset-top))
        max(12px, env(safe-area-inset-right))
        max(18px, env(safe-area-inset-bottom))
        max(12px, env(safe-area-inset-left));
      background: rgba(0, 0, 0, .92);
      backdrop-filter: blur(7px);
    }

    .card-detail-overlay[hidden] {
      display: none;
    }

    .card-detail-frame {
      position: relative;
      width: min(90vw, 620px);
      height: min(90svh, 930px);
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .card-detail-image {
      display: block;
      max-width: 100%;
      max-height: 100%;
      width: auto;
      height: auto;
      object-fit: contain;
      border-radius: 14px;
      box-shadow:
        0 20px 70px rgba(0, 0, 0, .72),
        0 0 30px rgba(46, 153, 255, .22);
      user-select: none;
      -webkit-user-drag: none;
    }

    .card-detail-close {
      position: absolute;
      top: -12px;
      right: -6px;
      z-index: 2;
      min-width: 46px;
      width: 46px;
      min-height: 46px;
      height: 46px;
      padding: 0;
      border-radius: 50%;
      border: 1px solid #8490a3;
      background: rgba(12, 18, 28, .94);
      color: #fff;
      font-size: 31px;
      line-height: 1;
      box-shadow: 0 4px 18px rgba(0, 0, 0, .45);
    }

    .card-detail-close:hover {
      background: #273246;
    }

    body.collection-open {
      overflow: hidden;
    }

    @media (max-width: 600px), (pointer: coarse) {
      body {
        display: block;
        padding:
          max(4px, env(safe-area-inset-top))
          max(4px, env(safe-area-inset-right))
          0
          max(4px, env(safe-area-inset-left));
      }

      .wrap {
        width: 100%;
        max-width: none;
      }

      h1 {
        font-size: clamp(22px, 6vw, 30px);
      }

      .topbar {
        gap: 5px;
        margin-bottom: 5px;
      }

      .reset-progress-btn {
        min-height: 24px;
        padding: 3px 6px;
        font-size: clamp(9px, 2.7vw, 11px);
      }

      .collection-btn {
        padding: 6px 8px;
        min-height: 38px;
        font-size: clamp(11px, 3vw, 15px);
      }

      .info {
        gap: 14px;
        margin-bottom: 5px;
        font-size: clamp(13px, 3.4vw, 17px);
      }

      .game-unit {
        width: 100%;
        display: flex;
        flex-direction: column;
        min-height: 0;
        overflow: hidden;
        border-radius: 12px;
      }

      .game-unit canvas {
        flex: 1 1 auto;
        min-height: 0;
        width: 100%;
        height: 100%;
        max-width: none;
        max-height: none;
        aspect-ratio: auto;
        border-radius: 11px 11px 0 0;
        border-bottom: 0;
      }

      .touch-pad {
        display: block;
        flex: 0 0 auto;
        width: 100%;
        min-height: 82px;
        margin: 0;
        border-radius: 0 0 11px 11px;
        padding:
          10px
          8px
          max(9px, env(safe-area-inset-bottom));
      }

      .touch-pad-label {
        font-size: clamp(18px, 5vw, 24px);
      }

      .touch-pad-sub {
        margin-top: 4px;
        font-size: clamp(11px, 3vw, 14px);
      }

      .title-actions {
        margin: 12px 0 max(14px, env(safe-area-inset-bottom));
      }

      .note {
        display: none;
      }

      .collection-header {
        min-height: 58px;
        grid-template-columns: 42px 1fr 42px;
      }

      .collection-close-btn {
        min-width: 38px;
        width: 38px;
        min-height: 38px;
        height: 38px;
        font-size: 27px;
      }
    }