/*
 * 바둑 게임 - 간단한 스타일
 */

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

body {
    font-family: 'Segoe UI', sans-serif;
    background: #f5f0e6;
    min-height: 100vh;
    color: #333;
}

/* 메인 레이아웃 */
.game-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 10px;
}

.board-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

/* 턴 표시 */
.turn-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.turn-stone {
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

.turn-stone.black {
    background: radial-gradient(circle at 30% 30%, #4a4a4a, #1a1a1a);
    box-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.turn-stone.white {
    background: radial-gradient(circle at 30% 30%, #fff, #d0d0d0);
    border: 1px solid #ccc;
    box-shadow: 1px 1px 3px rgba(0,0,0,0.2);
}

#turn-text {
    font-size: 16px;
    font-weight: 500;
}

/* 바둑판 */
.board-canvas-wrapper {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    touch-action: none;
}

#board-canvas {
    display: block;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    touch-action: none;
}

/* 게임 정보 */
.game-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    padding: 10px 20px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

/* 돌 아이콘 */
.stone-icon {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: inline-block;
}

.stone-icon.black {
    background: radial-gradient(circle at 30% 30%, #4a4a4a, #1a1a1a);
    box-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.stone-icon.white {
    background: radial-gradient(circle at 30% 30%, #fff, #d0d0d0);
    border: 1px solid #ccc;
    box-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.stone-icon.large {
    width: 36px;
    height: 36px;
    margin: 0 auto 5px;
}

/* 게임 컨트롤 버튼 */
.game-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.control-btn {
    padding: 10px 18px;
    border-radius: 8px;
    border: 1px solid #ddd;
    background: #fff;
    color: #333;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.control-btn:hover {
    background: #f0f0f0;
    border-color: #ccc;
}

.control-btn:active {
    transform: scale(0.98);
}

.control-btn.primary {
    background: #2c5f2d;
    border-color: #2c5f2d;
    color: #fff;
}

.control-btn.primary:hover {
    background: #3d7a3e;
}

.control-btn.active {
    background: #4a90d9;
    border-color: #4a90d9;
    color: #fff;
}

/* 모달 */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-overlay.show {
    display: flex;
}

.modal-content {
    background: #fff;
    border-radius: 12px;
    padding: 25px;
    max-width: 400px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.modal-title {
    font-size: 20px;
    color: #333;
}

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: #f0f0f0;
    color: #666;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: #e0e0e0;
    color: #333;
}

/* 설정 */
.settings-body {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.setting-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.setting-group:last-child {
    flex-direction: row;
    gap: 10px;
    margin-top: 10px;
}

.setting-label {
    font-size: 14px;
    color: #666;
}

.setting-select {
    width: 100%;
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid #ddd;
    background: #fff;
    font-size: 14px;
}

.setting-select:focus {
    outline: none;
    border-color: #4a90d9;
}

/* 토스트 알림 */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 12px 24px;
    background: #333;
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 2000;
}

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

/* 새 게임 커튼 이펙트 */
.curtain-overlay {
    position: fixed;
    inset: 0;
    z-index: 3000;
    pointer-events: none;
    overflow: hidden;
}

.curtain-overlay.active {
    pointer-events: auto;
}

.curtain {
    position: absolute;
    top: 0;
    width: 51%;
    height: 100%;
    background: linear-gradient(180deg, #1a1a2e 0%, #16213e 40%, #1a1a2e 100%);
    box-shadow: 0 0 50px rgba(0,0,0,0.8);
}

.curtain-left {
    left: 0;
    transform: translateX(-101%);
    border-right: 4px solid #dcb35c;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.curtain-right {
    right: 0;
    transform: translateX(101%);
    border-left: 4px solid #dcb35c;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.curtain-overlay.closing .curtain-left,
.curtain-overlay.closing .curtain-right {
    transform: translateX(0);
}

.curtain-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 36px;
    font-weight: bold;
    color: #dcb35c;
    text-shadow: 0 0 20px rgba(220, 179, 92, 0.8), 0 4px 15px rgba(0,0,0,0.8);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 10;
    white-space: nowrap;
}

.curtain-overlay.show-text .curtain-text {
    opacity: 1;
}

/* 커튼 장식 - 세로 줄무늬 */
.curtain::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        90deg,
        transparent 0px,
        transparent 30px,
        rgba(255,255,255,0.02) 30px,
        rgba(255,255,255,0.02) 60px
    );
}

/* 커튼 중앙 빛 효과 */
.curtain-left::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(220, 179, 92, 0.1));
}

.curtain-right::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 80px;
    height: 100%;
    background: linear-gradient(-90deg, transparent, rgba(220, 179, 92, 0.1));
}

/* 반응형 */
@media (max-width: 600px) {
    .game-container {
        padding: 8px;
    }

    .board-wrapper {
        gap: 8px;
    }

    .turn-indicator {
        padding: 6px 15px;
    }

    .turn-stone {
        width: 20px;
        height: 20px;
    }

    #turn-text {
        font-size: 14px;
    }

    .game-info {
        gap: 15px;
        padding: 8px 15px;
    }

    .info-item {
        font-size: 12px;
        gap: 5px;
    }

    .stone-icon {
        width: 14px;
        height: 14px;
    }

    .game-controls {
        gap: 8px;
    }

    .control-btn {
        padding: 8px 12px;
        font-size: 12px;
    }
}