/* 기본 초기화 및 폰트 설정 */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Malgun Gothic', sans-serif;
    background-color: #121212;
    color: #e0e0e0;
    overflow: hidden; /* 화면을 꽉 차게 쓰기 위해 스크롤 숨김 */
}

/* 전체 앱 컨테이너 */
.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* 좌측 세팅 패널 */
.settings-panel {
    flex: 0 0 350px;
    background-color: #1e1e1e;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px; /* 컨텐츠가 많아져 gap을 약간 좁혔음 */
    overflow-y: auto;
    border-right: 2px solid #333;
    z-index: 10;
}

.settings-panel h2 {
    color: #00f2fe;
    font-size: 1.5rem;
    text-align: center;
    margin-bottom: 5px;
}

.setting-group {
    background: #2a2a2a;
    padding: 16px;
    border-radius: 8px;
}

.setting-group h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: #fff;
}

.help-text {
    font-size: 0.85rem;
    color: #aaa;
    margin-bottom: 10px;
}

.radio-group { display: flex; flex-direction: column; gap: 8px; }
.radio-group label { cursor: pointer; font-size: 0.95rem; }

#prize-list-container { display: flex; flex-direction: column; gap: 10px; margin-bottom: 10px; }
.prize-row { display: flex; gap: 8px; align-items: center; }
.prize-name { flex: 2; }
.prize-count { flex: 1; }

input[type="text"], input[type="number"] {
    background: #121212;
    border: 1px solid #444;
    color: #fff;
    padding: 8px;
    border-radius: 4px;
    font-size: 0.9rem;
}

button {
    cursor: pointer;
    border: none;
    border-radius: 6px;
    padding: 10px;
    font-weight: bold;
    transition: all 0.2s ease;
}

.btn-remove { background-color: #ff4d4d; color: white; padding: 8px 12px; }
.btn-remove:hover { background-color: #ff1a1a; }
.btn-add { background-color: #333; color: #fff; width: 100%; }
.btn-add:hover { background-color: #444; }

/* 배경 및 박스 교체용 썸네일 리스트 */
.bg-thumbnails, .box-thumbnails {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.bg-thumb, .box-thumb {
    width: 60px;
    height: 40px;
    background-color: #333;
    border: 2px solid transparent;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    cursor: pointer;
    color: #aaa;
}

.bg-thumb:hover, .box-thumb:hover { border-color: #00f2fe; }
.bg-thumb.active, .box-thumb.active { border-color: #00f2fe; color: #00f2fe; font-weight: bold; }

.setting-actions { display: flex; flex-direction: column; gap: 12px; margin-top: auto; }
.btn-primary { background-color: #00f2fe; color: #000; font-size: 1.1rem; padding: 14px; }
.btn-primary:hover { background-color: #00d2da; }
.btn-secondary { background-color: #555; color: #fff; }
.btn-secondary:hover { background-color: #666; }

/* =========================================
   우측 방송 송출 화면
   ========================================= */
.broadcast-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 24px;
    /* 고정된 배너 광고를 위해 하단 여백 추가 (90px + 여유) */
    padding-bottom: 120px; 
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: background-image 0.5s ease;
}

.broadcast-panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 0;
    pointer-events: none;
}

/* 상태 현황판 */
.status-board {
    position: relative;
    z-index: 1;
    background: rgba(30, 30, 30, 0.85);
    border: 2px solid #00f2fe;
    border-radius: 12px;
    padding: 16px 24px;
    margin-bottom: 24px;
    min-height: 80px;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
}

.status-title { font-size: 1.2rem; font-weight: bold; color: #00f2fe; margin-bottom: 8px; }
.status-list { display: flex; flex-wrap: wrap; gap: 12px; font-size: 1.1rem; }
.status-item { background: #333; padding: 6px 12px; border-radius: 20px; display: flex; align-items: center; gap: 8px; }
.status-item .count { color: #00f2fe; font-weight: bold; }
.status-item.empty { opacity: 0.5; text-decoration: line-through; }

/* 뽑기판 컨테이너 */
.board-container {
    position: relative;
    z-index: 1;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden; /* 보드 외부 스크롤 방지 */
}

.board {
    display: grid;
    gap: 10px;
    width: 100%;
    max-width: 900px;
    max-height: 100%;
    transition: transform 0.3s ease;
}

@keyframes shake {
    0% { transform: translate(1px, 1px) rotate(0deg); }
    10% { transform: translate(-1px, -2px) rotate(-1deg); }
    20% { transform: translate(-3px, 0px) rotate(1deg); }
    30% { transform: translate(3px, 2px) rotate(0deg); }
    40% { transform: translate(1px, -1px) rotate(1deg); }
    50% { transform: translate(-1px, 2px) rotate(-1deg); }
    60% { transform: translate(-3px, 1px) rotate(0deg); }
    70% { transform: translate(3px, 1px) rotate(-1deg); }
    80% { transform: translate(-1px, -1px) rotate(1deg); }
    90% { transform: translate(1px, 2px) rotate(0deg); }
    100% { transform: translate(1px, -2px) rotate(-1deg); }
}

.board.shuffling {
    animation: shake 0.5s;
}

/* 타일 모양 (앞/뒤면) */
.tile {
    width: 100%;
    aspect-ratio: auto;
    min-height: 45px; 
    perspective: 1000px; 
    cursor: pointer;
}

.tile-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform-style: preserve-3d;
}

.tile.flipped .tile-inner {
    transform: rotateY(180deg);
}

.tile-front, .tile-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    font-size: 2rem;
    font-weight: bold;
    user-select: none;
    
    /* 박스 커스텀 이미지를 위한 설정 */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* 타일 앞면 (기본 회색 배경) */
.tile-front {
    background-color: #3a3a3a;
    background-image: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(0,0,0,0.3));
    border: 1px solid #555;
    color: #fff;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.8);
}

.tile:hover .tile-front {
    border-color: #00f2fe;
}

/* 당첨 결과창 */
.tile-back.prize {
    background: linear-gradient(135deg, #00f2fe, #4facfe);
    color: #000;
    transform: rotateY(180deg);
    border: 2px solid #fff;
    text-shadow: 1px 1px 3px rgba(255,255,255,0.6);
    font-size: 1.2rem;
    padding: 5px;
    text-align: center;
    word-break: keep-all;
}

/* 꽝 결과창 */
.tile-back.bust {
    background: linear-gradient(135deg, #444, #222);
    color: #aaa;
    transform: rotateY(180deg);
    border: 1px solid #111;
    font-size: 1.5rem;
}

/* =========================================
   수익화 관련 UI 요소
   ========================================= */

/* 1. 애드센스 하단 고정 배너 컨테이너 */
.adsense-container {
    position: fixed;
    bottom: 0px; 
    /* 화면 정중앙에 위치하도록 계산: 패널 넓이 350px를 제외한 나머지 화면의 중앙 */
    left: calc(350px + (100vw - 350px) / 2); 
    transform: translateX(-50%);
    
    width: 970px;
    height: 90px;
    background-color: rgba(20, 20, 20, 0.9);
    border-top: 2px solid #333;
    border-radius: 8px 8px 0 0;
    
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.ads-placeholder {
    color: #888;
    font-size: 0.95rem;
    letter-spacing: 2px;
}

/* 2. 전면 동영상 광고 오버레이 */
.interstitial-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.interstitial-overlay.hidden {
    display: none;
}

#ad-video {
    width: 80vw;
    max-width: 1000px;
    aspect-ratio: 16/9;
    background-color: #000;
    border: 3px solid #00f2fe;
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(0, 242, 254, 0.3);
}

.btn-skip-ad {
    position: absolute;
    top: 30px;
    right: 30px;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border: 1px solid #fff;
    padding: 10px 20px;
    font-size: 1.1rem;
    cursor: pointer;
    border-radius: 5px;
}

.btn-skip-ad:hover {
    background: rgba(255, 255, 255, 0.4);
}