/* =========================================
   1. 기본 레이아웃 & 모바일 프레임
   ========================================= */
body, html {
    margin: 0; padding: 0;
    width: 100%; height: 100%;
    background-color: #333;
    font-family: 'Apple SD Gothic Neo', sans-serif;
    display: flex; justify-content: center; align-items: center;
    overflow: hidden;
    user-select: none;
}

#mobile-frame {
    width: 100%; height: 100%;
    max-width: 480px; background: #000;
    position: relative;
    display: flex; flex-direction: column;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

/* =========================================
   2. 상단 바 (Top Bar)
   ========================================= */
#top-bar {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 60px;
    z-index: 30;
    display: flex; justify-content: space-around; align-items: center;
    background: linear-gradient(to bottom, rgba(0,0,0,0.6), transparent);
}

.icon-btn {
    background: rgba(0,0,0,0.4); color: white;
    border: 1px solid rgba(255,255,255,0.4); border-radius: 15px;
    padding: 6px 10px; font-size: 11px; min-width: 60px;
    cursor: pointer; transition: 0.2s;
}

.on-mode { background: #ff4757; border-color: #ff4757; font-weight: bold; }
.icon-btn:disabled, .opt-btn:disabled { opacity: 0.4; cursor: not-allowed; background: #222; border-color: #444; }

/* =========================================
   3. 카메라 화면 영역 (Camera Wrap)
   ========================================= */
#camera-wrap {
    flex-grow: 1; position: relative;
    background: #000; overflow: hidden; touch-action: none;
}

#video { width: 100%; height: 100%; object-fit: cover; transition: filter 0.1s; }

/* 프레임 오버레이 */
#frame-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    box-sizing: border-box; z-index: 25; pointer-events: none;
    border: 0px solid transparent; transition: all 0.3s;
}
.frame-film {
    border-left: 30px solid black !important; border-right: 30px solid black !important;
    background: linear-gradient(to bottom, transparent 50%, rgba(255,255,255,0.2) 50%) left/10px 20px repeat-y,
                linear-gradient(to bottom, transparent 50%, rgba(255,255,255,0.2) 50%) right/10px 20px repeat-y;
}
.frame-rainbow {
    border: 20px solid transparent !important;
    border-image: linear-gradient(to right, red, orange, yellow, green, blue, indigo, violet) 1 !important;
}

/* 스티커 레이어 */
#sticker-layer {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    z-index: 20; overflow: hidden; pointer-events: auto;
}
.sticker-item {
    position: absolute; cursor: grab; user-select: none;
    transform: translate(-50%, -50%); text-shadow: 0 0 5px rgba(0,0,0,0.3);
}
.sticker-item:active { cursor: grabbing; }
.sticker-selected {
    border: 2px dashed #00a8ff; background-color: rgba(0, 168, 255, 0.1); border-radius: 10px;
}

/* 기타 요소 */
#timer-display {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    font-size: 120px; color: white; font-weight: bold; text-shadow: 0 0 10px rgba(0,0,0,0.5);
    z-index: 50; pointer-events: none; animation: popIn 0.5s infinite alternate;
}
@keyframes popIn { from { transform: translate(-50%, -50%) scale(1); } to { transform: translate(-50%, -50%) scale(1.1); } }

#retro-date {
    position: absolute; bottom: 30px; right: 30px;
    font-family: 'Courier New', monospace; font-weight: bold; font-size: 24px;
    color: #ffaa00; text-shadow: 2px 2px 2px rgba(0,0,0,0.8); z-index: 22; pointer-events: none;
}

/* =========================================
   4. 하단 컨트롤 패널 (Controls)
   ========================================= */
#controls {
    background: #000; padding: 15px 0 30px 0;
    display: flex; flex-direction: column; align-items: center;
    gap: 12px; border-top: 1px solid #222;
}
#status-text { color: #666; font-size: 12px; }

/* 4-1. 뽀샤시 상세 조절 박스 (4줄) */
#beauty-slider-box {
    width: 85%;
    background: rgba(0, 0, 0, 0.7); /* 반투명 검정 */
    padding: 15px;
    border-radius: 15px;
    display: flex; flex-direction: column; gap: 12px;
    color: white; font-size: 14px; margin-bottom: 10px;
}
.slider-row {
    display: flex; align-items: center; justify-content: space-between; width: 100%;
}
.slider-row span { width: 25px; font-size: 16px; text-align: center; }
.slider-row input[type=range] {
    flex-grow: 1; margin-left: 10px; height: 4px; accent-color: #ff6b81; cursor: pointer;
}

/* 4-2. 스티커 편집 박스 */
#sticker-edit-box {
    width: 85%; background: #444; padding: 8px 15px;
    border-radius: 20px; display: flex; align-items: center; gap: 10px;
    color: white; font-size: 13px; margin-bottom: 5px;
}
#btn-delete-sticker {
    background: #ff4757; border: none; border-radius: 5px;
    width: 30px; height: 30px; cursor: pointer;
    font-size: 16px; display: flex; justify-content: center; align-items: center;
}
#btn-delete-sticker:active { background: #ff6b81; }

input[type=range] { flex-grow: 1; accent-color: #ff6b81; cursor: pointer; }

/* 4-3. 스티커 선택 바 */
#sticker-bar {
    display: flex; gap: 10px; overflow-x: auto; width: 90%; padding-bottom: 5px;
}
#sticker-bar::-webkit-scrollbar { display: none; }
.sticker-btn {
    background: #333; border: 2px solid #555; border-radius: 10px;
    font-size: 24px; min-width: 50px; height: 50px; cursor: pointer;
}

/* 4-4. 옵션 버튼 */
.options { display: flex; gap: 15px; }
.opt-btn {
    background: #333; color: white; border: none;
    padding: 10px 18px; border-radius: 20px; font-size: 14px; cursor: pointer;
    min-width: 80px; /* 완료 버튼 폭 확보 */
}
.active-btn { background: #ff4757; }
.premium-active { background: gold; color: black; font-weight: bold; }

/* =========================================
   5. 셔터 영역 & 광고 모달
   ========================================= */
#shutter-area {
    display: flex; justify-content: center; align-items: center;
    gap: 30px; width: 100%; margin-top: 10px;
}
#btn-shutter {
    width: 70px; height: 70px; border-radius: 50%; background: white;
    border: 4px solid #ccc; cursor: pointer;
}
#btn-shutter:active { background: #bbb; }
#btn-switch {
    width: 50px; height: 50px; border-radius: 50%; background: #333;
    color: white; border: 1px solid #555; font-size: 24px;
    cursor: pointer; display: flex; justify-content: center; align-items: center;
}
#btn-switch:active { transform: rotate(180deg); transition: 0.3s; }

#ad-modal {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.85); z-index: 999;
    display: flex; justify-content: center; align-items: center;
}
.ad-content-box {
    background: white; width: 80%; padding: 20px; border-radius: 15px; text-align: center;
}
.ad-placeholder {
    width: 100%; min-height: 100px; background: #eee;
    margin: 15px 0; display: flex; align-items: center; justify-content: center;
}
#btn-close-ad {
    background: #333; color: white; border: none;
    padding: 10px 20px; border-radius: 5px; font-weight: bold; cursor: pointer;
}
.hidden { display: none !important; }