/* 遊戲專用樣式 */

/* 主題選擇頁面樣式 */
.theme-card {
    min-height: 200px;
}

.level-count {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 0.5rem;
}

.loading-card,
.error-card {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    background: var(--color-white);
    border: 2px dashed var(--color-purple);
    border-radius: 16px;
}

.error-card {
    border-color: #ff6b6b;
    color: #ff6b6b;
}

/* 遊戲進行頁面樣式 */
.game-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--color-white);
}

.game-header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--color-purple), var(--color-blue));
    color: var(--color-white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: relative;
}

.header-left {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.header-right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.header-center {
    text-align: center;
    padding: 0 1rem;
}

.header-center h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-white);
}

.progress-info {
    font-size: 1.2rem;
    font-weight: 600;
    opacity: 0.9;
}

.back-button {
    color: var(--color-white);
    text-decoration: none;
    font-size: 1rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
    display: inline-block;
    white-space: nowrap;
}

.back-button:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.back-button:active {
    background-color: rgba(255, 255, 255, 0.3);
}

.game-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    overflow: hidden; /* 防止 emoji 超出範圍 */
}

/* 遊戲網格 */
.game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 1rem;
    width: 100%;
    max-width: 800px;
    aspect-ratio: 2 / 1;
    margin-bottom: 2rem;
}

.grid-cell {
    background: var(--color-white);
    border: 3px solid var(--color-black);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
}

.grid-cell img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-placeholder {
    font-size: 3rem;
    color: var(--color-black);
    opacity: 0.3;
}

/* Highlight 效果 */
.grid-cell.highlight {
    border-color: var(--color-blue);
    background: var(--color-blue);
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(73, 123, 255, 0.5);
    z-index: 10;
}

.grid-cell.highlighted {
    border-color: var(--color-purple);
    background: rgba(187, 145, 255, 0.2);
}

/* 遊戲控制按鈕 */
.game-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

/* 關卡數選擇器 */
.level-selector-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.level-selector-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-black);
}

.level-selector {
    padding: 0.5rem 1rem;
    font-size: 1rem;
    font-weight: 600;
    border: 2px solid var(--color-purple);
    border-radius: 8px;
    background: var(--color-white);
    color: var(--color-black);
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 100px;
}

.level-selector:hover {
    border-color: var(--color-blue);
    background: rgba(187, 145, 255, 0.1);
}

.level-selector:focus {
    outline: none;
    border-color: var(--color-blue);
    box-shadow: 0 0 0 3px rgba(73, 123, 255, 0.2);
}

.start-button,
.next-button {
    padding: 1rem 3rem;
    font-size: 1.2rem;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--color-orange);
    color: var(--color-black);
}

.start-button:hover:not(:disabled),
.next-button:hover {
    background: var(--color-blue);
    color: var(--color-white);
    transform: scale(1.05);
}

.start-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 載入覆蓋層 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

/* 倒數動畫 */
@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Emoji 特效 */
.emoji-effect {
    position: absolute;
    font-size: 2rem;
    pointer-events: none;
    z-index: 100;
    animation: emojiPop 0.3s ease-out, emojiFloat 1s ease-in-out 0.3s;
    user-select: none;
}

@keyframes emojiPop {
    0% {
        transform: scale(0) rotate(0deg);
        opacity: 0;
    }
    50% {
        transform: scale(1.3) rotate(180deg);
    }
    100% {
        transform: scale(1) rotate(360deg);
        opacity: 1;
    }
}

@keyframes emojiFloat {
    0% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-20px) scale(1.1);
    }
    100% {
        transform: translateY(-40px) scale(1);
    }
}

.emoji-effect.fade-out {
    animation: emojiFadeOut 0.3s ease-out forwards;
}

@keyframes emojiFadeOut {
    0% {
        opacity: 1;
        transform: translateY(-40px) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-60px) scale(0.5);
    }
}


.loading-content {
    text-align: center;
    padding: 2rem;
}

.loading-content p {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-black);
}

.loading-progress {
    width: 300px;
    height: 8px;
    background: var(--color-white);
    border: 2px solid var(--color-purple);
    border-radius: 4px;
    overflow: hidden;
    margin: 0 auto;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-purple), var(--color-blue));
    width: 0%;
    transition: width 0.3s ease;
}

/* 響應式設計 */
@media (max-width: 768px) {
    .game-header {
        padding: 0.75rem 1rem;
        min-height: 60px;
    }

    .game-header {
        grid-template-columns: 1fr auto 1fr;
    }

    .header-left {
        justify-content: flex-start;
        padding-right: 0.5rem;
    }

    .header-right {
        justify-content: flex-end;
        padding-left: 0.5rem;
    }

    .header-center {
        padding: 0 0.5rem;
    }

    .header-center h2 {
        font-size: 1.2rem;
        margin-bottom: 0.25rem;
    }

    .progress-info {
        font-size: 1rem;
    }

    .back-button {
        font-size: 0.9rem;
        padding: 0.4rem 0.8rem;
    }

    .game-grid {
        gap: 0.5rem;
        max-width: 100%;
    }

    .game-main {
        padding: 1rem;
        justify-content: flex-start;
        padding-top: 1.5rem;
    }

    .game-grid {
        margin-bottom: 1.5rem;
        gap: 0.5rem;
    }

    .game-controls {
        width: 100%;
        max-width: 100%;
        gap: 0.75rem;
    }

    .level-selector-container {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .level-selector-label {
        font-size: 0.9rem;
    }

    .level-selector {
        flex: 1;
        min-width: 120px;
        max-width: 200px;
        font-size: 0.9rem;
        padding: 0.5rem 0.75rem;
    }

    .start-button,
    .next-button {
        padding: 0.75rem 2rem;
        font-size: 1rem;
        width: 100%;
        max-width: 100%;
    }

    .loading-progress {
        width: 200px;
    }
}

@media (max-width: 480px) {
    .game-header {
        padding: 0.5rem 0.75rem;
        padding-left: 0.75rem;
        min-height: 56px;
    }

    .header-left {
        padding-right: 0.25rem;
    }

    .header-right {
        padding-left: 0.25rem;
    }

    .header-center h2 {
        font-size: 1rem;
        margin-bottom: 0.2rem;
    }

    .progress-info {
        font-size: 0.9rem;
    }

    .back-button {
        font-size: 0.85rem;
        padding: 0.35rem 0.7rem;
    }

    .game-grid {
        gap: 0.4rem;
    }

    .grid-cell {
        border-width: 2px;
    }

    .game-main {
        padding: 0.75rem;
        padding-top: 1rem;
    }

    .level-selector-label {
        font-size: 0.85rem;
    }

    .level-selector {
        font-size: 0.85rem;
        padding: 0.45rem 0.7rem;
    }

    .start-button,
    .next-button {
        padding: 0.7rem 1.5rem;
        font-size: 0.95rem;
    }
}