:root {
    --ios-bg: #000000;
    --ios-card: #1C1C1E;
    --ios-blue: #0A84FF;
    --ios-text-primary: #FFFFFF;
    --max-width: 1440px;
    --sidebar-width: 350px;
    --safe-top: env(safe-area-inset-top, 20px);
}

* { box-sizing: border-box; }

body {
    font-family: "Inter", "Noto Sans KR", -apple-system, BlinkMacSystemFont, sans-serif;
    margin: 0; padding: 0; 
    background-color: #000000; 
    color: var(--ios-text-primary);
    overflow: hidden; width: 100%; height: 100vh;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes waveSlideUp { 0% { opacity: 0; transform: translateY(30px); } 100% { opacity: 1; transform: translateY(0); } }

.wave-item { opacity: 0; animation: waveSlideUp 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards; }


#list-page {
    background: radial-gradient(circle at 50% 0%, #454550 0%, #1a1a1e 40%, #000000 100%);
    position: relative; padding: 0; overflow: hidden; display: block; height: 100vh; width: 100%;
}

.game-container {
    position: relative; height: 100vh; display: flex; flex-direction: column; 
    justify-content: flex-start; align-items: center; 
    max-width: 1440px; margin: 0 auto; padding: 60px 15px 0 15px; z-index: 10;
}

.logo-area {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    display: flex;           
    justify-content: center; 
    align-items: center;     
    pointer-events: none;        z-index: 10;
}

.logo-area img { width: 360px; height: auto; filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.6)); }

.header-top-bar {
    position: absolute;
    top: 30px; 
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between; 
    align-items: center; 
    padding: 0 40px;
    width: 100%;
    z-index: 2000;
}

.header-utilities {
    position: relative; 
    top: 0;
    right: 0;
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1; 
    justify-content: flex-end;
}
.list-grid-viewport {
    width: 100%;
    max-width: 1200px;
    flex: 1;
    min-height: 0; 
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 0; 
}

.list-grid-viewport::-webkit-scrollbar {
    display: none;
}


.game-grid-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    width: 100%;
    
    padding: 140px 20px 100px 20px; 
    box-sizing: border-box;
    margin-top: 0; 
}


.game-card {
    position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
    padding: 20px; margin: 0; 
    min-height: 180px;
    background: #444; color: #fff; text-decoration: none; text-transform: uppercase;
    font-size: 1.4rem; letter-spacing: 0.05rem; transition: 0.3s; cursor: pointer; overflow: hidden;
    border-radius: 12px;
}
.game-card:hover, .game-card.selected {
    background: var(--hover-neon, #0A84FF); color: var(--hover-neon, #0A84FF);
    box-shadow: 0 0 20px var(--hover-neon, #0A84FF); transform: translateY(-5px); z-index: 100;
}
.game-card::before { content: ''; position: absolute; inset: 2px; background: #27282c; z-index: 1; border-radius: 10px; }
.game-card span { position: relative; z-index: 10; font-weight: 800; text-shadow: 0 2px 5px rgba(0,0,0,0.5); }
.game-card i { position: absolute; inset: 0; display: block; z-index: 5; }
.game-card i::before, .game-card i::after {
    content: ''; position: absolute; width: 10px; height: 5px;
    border: 2px solid var(--hover-neon, #0A84FF); background: var(--hover-neon, #0A84FF); 
    box-shadow: 0 0 5px var(--hover-neon, #0A84FF); transform: translateX(-50%); transition: 0.5s;
}
.game-card i::before { top: -3.5px; left: 80%; }
.game-card i::after { bottom: -3.5px; left: 20%; }
.game-card:hover i::before, .game-card.selected i::before { left: 20%; width: 20px; }
.game-card:hover i::after, .game-card.selected i::after { left: 80%; width: 20px; }
.mode-popup {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 90%; height: 90%; background: radial-gradient(circle, rgba(40, 40, 40, 0.95) 0%, rgba(20, 20, 20, 0.8) 100%);
    backdrop-filter: blur(5px); border: none; box-shadow: none; 
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    gap: 12px; opacity: 0; pointer-events: none; transition: opacity 0.2s; z-index: 50; border-radius: 20px;
}
.game-card.selected .mode-popup { opacity: 1; pointer-events: auto; }
.mode-btn {
    width: 80%; background: #e2e2e2 !important; color: #0A84FF !important; border: none;
    padding: 12px; font-weight: 800; font-size: 1.1rem; cursor: pointer; border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5); transition: transform 0.2s;
}
.mode-btn.back { background: #e2e2e2 !important; color: #FF3B30 !important; }
.mode-btn:hover { transform: scale(1.05); }


.game-card:nth-child(1) { --hover-neon: #FFFFFF; } 
.game-card:nth-child(2) { --hover-neon: #FFFFFF; } 
.game-card:nth-child(3) { --hover-neon: #FFE600; }
.game-card:nth-child(4) { --hover-neon: #FFA500; }
.game-card:nth-child(5) { --hover-neon: #2ECC71; }
.game-card:nth-child(6) { --hover-neon: #007AFF; }
.game-card:nth-child(7) { --hover-neon: #9B59B6; }
.game-card:nth-child(8) { --hover-neon: #8B4513; }
.game-card:nth-child(9) { --hover-neon: #FF0000; }
.game-card.black-belt-card { --hover-neon: #1C1C1E; }
.game-card.black-belt-card:hover { background: #333 !important; color: #fff !important; box-shadow: 0 0 20px rgba(255,255,255,0.3) !important; }



.main-footer {
    position: fixed; bottom: 0; left: 0; width: 100%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);    
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 15px 10px; display: flex; justify-content: center; align-items: center;
    gap: 30px; z-index: 100; flex-wrap: wrap;
}
.main-footer img { height: 30px; width: auto; object-fit: contain; }

.lang-dropdown:hover {
    background: rgba(255, 255, 255, 0.1);
}

.lang-dropdown option {
    background-color: #1C1C1E; 
    color: #fff;
    padding: 10px;
}

.lang-dropdown {
    margin-right: 15px; 
    z-index: 2000;   
    background: rgba(0, 0, 0, 0.4); 
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    color: #FFFFFF;
    border: 1.5px solid #FFFFFF;
    border-radius: 8px; 
    padding: 8px 12px;
    font-family: "Inter", sans-serif;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    outline: none;
    appearance: none; 
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
    padding-right: 35px; 
}

@media (max-width: 1024px) {
    .lang-dropdown {
        top: 20px;
        right: 20px;
        padding: 6px 10px;
        padding-right: 30px;
        font-size: 0.9rem;
    }
}

.pinyin-sub {
    display: block;         
    font-size: 0.9rem;      
    font-weight: 400;      
    color: #b8b8b8;          
    margin-top: 4px;        
    letter-spacing: 0.5px;
    font-family: "Inter", sans-serif;
    text-transform: lowercase;
}


@media (max-width: 1024px) {
    .pinyin-sub {
        font-size: 0.7rem;
    }
}

.profile-wrapper {
    width: 70px;
    height: 70px;
    flex-shrink: 0;
    position: relative;
    cursor: pointer;
}

.header-profile-avatar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: #ffffff;
    
    border: 3px solid #ffd93d; 
    box-shadow: 0 0 15px rgba(255, 217, 61, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.header-profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/*
.subscription-status {
    flex: 0 0 auto; 
    position: relative;
    left: 20px; 
    top: 10;
    display: inline-flex;
    align-items: center;
    padding: 5px 15px;
    font-family: 'Inter', sans-serif;
    font-size: 1.4rem;
    font-weight: 800;
    color: #ffd93d;
    text-transform: uppercase;
    letter-spacing: 2px;
    
    
    background: rgba(255, 217, 61, 0.05);
    border-left: 3px solid #ffd93d;
    border-right: 1px solid rgba(255, 217, 61, 0.3);
    clip-path: polygon(0 0, 90% 0, 100% 30%, 100% 100%, 10% 100%, 0 70%);
    
    
    box-shadow: -5px 0 15px rgba(255, 217, 61, 0.2);
    transition: all 0.3s ease;
}


.subscription-status::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 0;
    width: 40%;
    height: 1px;
    background: #ffd93d;
}


.subscription-status::after {
    content: '';
    width: 6px;
    height: 6px;
    background: #ffd93d;
    margin-left: 10px;
    border-radius: 50%;
    box-shadow: 0 0 10px #ffd93d;
    animation: statusBlink 1.5s infinite;
}

@keyframes statusBlink {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(0.8); }
}


.subscription-status:hover {
    background: rgba(255, 217, 61, 0.15);
    letter-spacing: 4px;
    cursor: default;
}

@media (max-width: 1024px) {
    .subscription-status {
        font-size: 0.8rem;
        padding: 3px 10px;
        left: 10px;
    }
}

    */
.mode-change-popup {
    display: none;
    position: absolute;
    top: 75px;
    right: 0;
    width: 150px;
    background: rgba(28, 28, 30, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    overflow: hidden;
    z-index: 3000;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.mode-change-popup.show {
    display: block;
    animation: fadeIn 0.2s ease-out;
}

.popup-item {
    padding: 15px;
    color: #fff;
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
    transition: background 0.2s;
}

.popup-item:hover {
    background: var(--ios-blue);
}

.popup-item:not(:last-child) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

#video-page { display: none; height: 100vh; width: 100%; position: relative; background: #000; }
.video-layout { display: flex; height: 100vh; width: 100%; flex-direction: row; overflow: hidden; }

.video-main-container { flex: 1; display: flex; flex-direction: column; background: #000; height: 100vh; overflow: hidden; position: relative; }
.video-content { flex: 1; display: flex; justify-content: center; align-items: center; width: 100%; overflow: hidden; position: relative; }
.video-player { width: 100%; height: 100%; object-fit: contain; cursor: pointer; }


.sidebar {
    width: var(--sidebar-width); background-color: #0A0A0A;
    padding: 30px 30px 0px 30px !important; display: flex; flex-direction: column;
    border-left: 1px solid rgba(255, 255, 255, 0.1); height: 100vh;
    overflow: hidden; flex-shrink: 0; z-index: 20; color: #FFF;
}
.sidebar-header { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; width: 100%; padding: 0 5px; }


.header-title-row { 
    display: flex; align-items: center; justify-content: space-between; 
    width: 100%; gap: 10px;  padding: 10px 5px 0 5px;
}
.sidebar-main-title { 
    text-align: left; font-size: 1.5rem; font-weight: 800; 
    margin: 0; color: #FFF; 
    flex-grow: 1;
}


.mini-action-btn {
    padding: 8px 14px; 
    font-size: 1.1rem; 
    font-weight: 800;  
    border-radius: 8px; border: none; cursor: pointer;
    background: #333; color: #fff;
    white-space: nowrap; flex-shrink: 0;
    min-width: 100px; 
    text-align: center;
    transition: transform 0.2s;
    display: flex; align-items: center; justify-content: center; 
}
.mini-action-btn:hover { transform: scale(1.05); }


.btn-red { background: #c01d14 !important; color: #FFF !important; }
.btn-blue { background: #0A84FF !important; color: #FFF !important; }
.btn-green { background: #0f8f44 !important; color: #FFF !important; }


.back-btn-floating {
    position: absolute; top: 20px; left: 40px; z-index: 1000;
    display: flex; align-items: center; gap: 8px; padding: 10px 28px;
    background: rgba(20, 20, 20, 0.6) !important;
    backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.15); border-radius: 12px;
    cursor: pointer; box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
    transition: all 0.3s ease;
}
.back-btn-floating:hover {
    background: rgba(40, 40, 40, 0.8) !important; transform: scale(1.05);
    box-shadow: 0 0 15px var(--ios-blue); border-color: var(--ios-blue);
}
.back-text { color: var(--ios-blue); font-weight: 700; font-size: 1.25rem; }


.tab-group { display: flex; background: rgba(118, 118, 128, 0.24); border-radius: 10px; padding: 2px; margin-bottom: 20px; }
.tab-btn { flex: 1; padding: 8px; border: none; border-radius: 8px; font-weight: 600; cursor: pointer; background: transparent; color: #8E8E93; transition: all 0.2s; }
.tab-btn.active { background: #636366; color: #FFFFFF; }


.control-group { display: none; overflow-y: auto; flex: 1; width: 100%; min-height: 0; scrollbar-width: none; flex-direction: column; }
.control-group.active { display: flex !important; }

.control-item-container {
    display: flex; align-items: center; justify-content: space-between;
    width: 100%; padding: 12px 15px; margin-bottom: 8px;
    background: #1C1C1E; border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px; transition: all 0.2s; cursor: pointer;
}
.control-item-container.playing-item { border-color: var(--ios-blue); background: rgba(10, 132, 255, 0.1); }
.control-title-text { flex: 1; font-size: 0.95rem; font-weight: 600; color: #FFF; text-align: left; margin-right: 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.play-toggle-btn {
    flex-shrink: 0; min-width: 50px; padding: 6px 12px;
    font-size: 0.8rem; font-weight: 700; border-radius: 20px; border: none;
    cursor: pointer; background: #E5E5EA; color: #8E8E93; transition: all 0.2s;
}
.play-toggle-btn.active { background: #FF3B30; color: #FFFFFF; }


.sidebar-footer {
    padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, 0.5);
    display: flex; flex-direction: column; gap: 8px; padding-bottom: 20px !important; margin-bottom: 0 !important;
    margin-top: auto; position: sticky; bottom: 0; background-color: #0A0A0A; z-index: 50;
}
.time-info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 5px; }
.time-card { background-color: #1C1C1E; border-radius: 12px; padding: 15px 10px; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,0.05); }
.time-label { font-size: 0.85rem; color: #ffffff; font-weight: 600; margin-bottom: 5px; }
.time-value { font-size: 1.6rem; font-weight: 800; color: var(--ios-blue); font-family: 'Wanted Sans', sans-serif; }
.info-unit { display: flex; justify-content: space-between; align-items: center; background: #1C1C1E; padding: 15px; border-radius: 12px; margin-bottom: 10px; border: 1px solid rgba(255,255,255,0.05); }
.counter-group { display: flex; align-items: center; gap: 8px; }
.counter-input { width: 40px; text-align: center; background: transparent; border: none; color: #FFF; font-weight: 700; font-size: 1rem; }
.counter-group button { width: 30px; height: 30px; border-radius: 50%; background: #FFF; border: none; font-weight: bold; cursor: pointer; }


.video-custom-controls { background: rgba(10, 10, 10, 0.95); padding: 10px 20px; border-top: 1px solid rgba(255,255,255,0.1); width: 100%; z-index: 10; flex-shrink: 0; padding-bottom: max(40px, env(safe-area-inset-bottom)); }
.custom-progress-container { width: 100%; height: 15px; position: relative; cursor: pointer; margin-bottom: 10px; display: flex; align-items: center; }
.progress-bg { width: 100%; height: 4px; background-color: rgba(255, 255, 255, 0.2); border-radius: 2px; position: absolute; }
.progress-fill { height: 4px; background-color: var(--ios-blue); width: 0%; border-radius: 2px; position: absolute; z-index: 2; pointer-events: none; }


.progress-handle { 
    width: 14px; height: 14px; background-color: #fff; border-radius: 50%; 
    position: absolute; top: 50%; z-index: 5; pointer-events: none; 
    transition: left 0.1s linear; 
    transform: translate(-50%, -50%); 
    margin-top: 0;
}

.marker {
    position: absolute; width: 12px; height: 12px;
    background: #fff; border: 2px solid var(--ios-blue); border-radius: 50%;
    display: none; z-index: 3; margin-left: -6px; pointer-events: none;
    font-size: 0 !important; color: transparent !important; overflow: hidden;
}
.marker::before, .marker::after { content: none !important; display: none !important; }
.marker-b { border-color: #FF3B30; }

.loop-time-info {
    font-size: 0.85rem;
    color: #FFE600;
    font-weight: 600;
    margin-left: 10px;
    background: rgba(255, 230, 0, 0.15);
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
    vertical-align: middle;
    border: 1px solid rgba(255, 230, 0, 0.3);
}

.loop-highlight { height: 4px; background-color: rgba(255, 213, 0, 0.6); position: absolute; z-index: 1; display: none; pointer-events: none; }
.controls-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; width: 100%; }
.controls-left, .controls-right { display: flex; align-items: center; color: #FFF; }
.controls-left { gap: 15px; }
.controls-right { gap: 20px; }

.controls-left .v-control-btn {
    background: transparent !important;  
    border: none !important;             
    box-shadow: none !important;         
}
.v-control-btn {
    background-color: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.05);
    color: #FFF; font-size: 0.9rem; font-weight: 600; cursor: pointer;
    padding: 6px 12px; border-radius: 6px; transition: all 0.2s;
}
.v-control-btn:hover { background-color: rgba(255, 255, 255, 0.2); border-color: rgba(255, 255, 255, 0.3); }.volume-slider { width: 80px; height: 4px; }
.control-unit { display: flex; align-items: center; gap: 12px; background: transparent !important; padding: 0 !important; border: none !important; }
.speed-dropdown-container { position: relative; }
.speed-menu { position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%); background: rgba(20,20,20,0.95); padding: 5px; border-radius: 8px; display: none; flex-direction: column; gap: 2px; }
.speed-menu.show { display: flex; }
.speed-item { padding: 8px 12px; cursor: pointer; border-radius: 4px; }
.speed-item.active { color: var(--ios-blue); font-weight: bold; background: rgba(10,132,255,0.1); }
#fullscreenBtn {
    font-size: 1.2rem !important;  
    padding: 8px 15px !important;  
    line-height: 1;                
}


@media (max-width: 1024px) {
    
    body, html { overflow: auto !important; }
    #list-page { height: auto !important; min-height: 100vh; overflow-y: visible !important; }
    .game-container { height: auto !important; display: block !important; padding-bottom: 0 !important; }
    .list-grid-viewport { height: auto !important; overflow: visible !important; }
    
    
    .main-footer {
        position: relative !important;
        width: 100%; margin-top: 0px;
        background: transparent !important; border: none !important;
        padding-bottom: 40px; bottom: auto !important;
    }

    
    .back-btn-floating {
        position: absolute !important;
        left: 20px !important; top: 20px !important;
        right: auto !important;
        padding: 6px 14px !important;
        border-radius: 8px !important;
        z-index: 2000 !important;
    }
    .back-text { font-size: 0.9rem !important; }

    
    .sidebar {
        width: 250px !important;
        min-width: 250px !important;
        flex-shrink: 0 !important;
        padding: 15px 10px 0 10px !important; 
        border-right: 1px solid rgba(255,255,255,0.1);
        position: relative !important; 
        display: flex !important;
        flex-direction: column !important;
    }
    .sidebar-main-title {
        font-size: 1.2rem !important; 
        line-height: 1.2;
        margin-bottom: 5px !important;
    }
    
    
    .mini-action-btn {
        min-width: auto !important; 
        padding: 8px 12px !important;
        font-size: 0.75rem !important;
        white-space: nowrap !important;
    }

    
    .sidebar-footer {
        position: absolute !important;
        bottom: 0 !important; left: 0 !important;
        width: 100% !important;
        z-index: 100 !important;
        background: rgba(20, 20, 20, 0.98) !important;
        border-top: 1px solid rgba(255, 255, 255, 0.2) !important;
        border-radius: 0 !important;
        padding: 10px 15px 20px 15px !important;
        transform: translateY(calc(100% - 30px));
        transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        cursor: pointer;
    }
    .sidebar-footer.open { transform: translateY(0); }
    
    .sidebar-footer::before {
        content: ''; display: block; width: 30px; height: 3px;
        background: rgba(255,255,255,0.3); border-radius: 2px; margin: 0 auto 8px auto;
    }
    
    .info-unit span {
        font-size: 0.75rem !important; 
        white-space: nowrap; 
    }
    
    .info-unit span[data-i18n]::after { content: none !important; }

    
    .counter-group { gap: 4px !important; }
    .counter-group button {
        width: 22px !important;
        height: 22px !important;
        font-size: 0.8rem !important; 
        line-height: 1 !important;
        padding: 0 !important;
    }
    .counter-input {
        width: 26px !important;
        font-size: 0.85rem !important;
    }
    .video-custom-controls {
        padding: 5px 10px 15px 10px !important;
        height: auto !important;
    }
    
    .controls-left, .controls-right {
        display: flex !important;
        align-items: center !important;
        gap: 5px !important;
        flex-shrink: 0; 
    }
    .v-control-label {
        display: inline-block !important; 
        font-size: 0.9rem !important;     
        color: #aaa;                      
        margin-right: 2px !important;
        white-space: nowrap !important;
    }

    .control-unit {
        gap: 5px !important; 
    }

    .speed-menu {
        min-width: 50px !important; 
        padding: 2px !important;
        bottom: 120% !important;    
    }
    .speed-item {
        padding: 4px 0 !important;  
        font-size: 0.75rem !important;
        text-align: center !important;
    }

    .repeat-buttons {
        display: flex !important;
        flex-direction: row !important;
        gap: 4px !important;
    }

    
    .v-control-btn {
        height: 26px !important;
        padding: 0 6px !important;
        font-size: 0.7rem !important;
        white-space: nowrap !important;
        display: flex !important; align-items: center !important; justify-content: center !important;
    }
    .icon-btn { width: 26px !important; padding: 0 !important; font-size: 0.9rem !important; }
    
    
    .volume-slider { display: none !important; }
    
    
    .time-text {
        font-size: 0.7rem !important;
        margin: 0 4px !important;
        white-space: nowrap !important;
    }
}

@media screen and (orientation: portrait) {
    body {
        transform: rotate(-90deg);
        transform-origin: top right;
        width: 100vh !important;
        height: 100vw !important;
        position: absolute;
        top: 100%;
        left: 0;
        overflow-x: hidden;
        overflow-y: auto;
    }
    
    
    #list-page, .game-container, #video-page {
        width: 100% !important;
        height: 100% !important;
    }
}

.region-select-wrapper {
    display: none; 
    width: 100%;
    padding: 0 5px 15px 5px;
    margin-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    animation: fadeIn 0.3s ease;
}
.region-select-wrapper.active { display: block; }


.region-select-box {
    width: 100%;
    padding: 12px 15px;
    background-color: #1C1C1E;
    color: #FFFFFF;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    outline: none;
    cursor: pointer;
    
    
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
}

.region-select-box:focus {
    border-color: #0f8f44; 
    box-shadow: 0 0 0 2px rgba(46, 204, 113, 0.2);
}


.region-select-box option {
    background-color: #1C1C1E;
    color: #fff;
    padding: 10px;
}

.region-select-btn {
    background: #2c2c2e;
    color: #8e8e93;
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 6px;
    padding: 8px 2px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.region-select-btn:hover { background: #3a3a3c; color: #fff; }
.region-select-btn.selected {
    background: #0f8f44;
    color: #fff;
    border-color: #0f8f44;
    box-shadow: 0 0 8px rgba(46, 204, 113, 0.4);
}

.sidebar.basic-mode .sidebar-footer {
    display: none !important;
}

.poomsae-mode .tab-group,
.poomsae-mode .sidebar-footer {
    display: none !important;
}


.view-controls-group {
    display: none;
    flex-direction: column; 
    gap: 12px; 
    margin-top: 20px;
    padding: 0 5px;
}

.view-toggle-btn {
    width: 100%; 
    padding: 10px 0; 
    border-radius: 12px;
    border: 2px solid #333;
    background: #1C1C1E;
    color: #fff;
    font-size: 1.2rem; 
    font-weight: 800;
    cursor: pointer;
    transition: all 0.2s;
}

#btn-view-front.active {
    background: #0A84FF !important; 
    border-color: #0A84FF !important; 
    box-shadow: 0 0 15px rgba(10, 132, 255, 0.5); 
}


#btn-view-back.active {
    background: #FF3B30 !important; 
    border-color: #FF3B30 !important; 
    box-shadow: 0 0 15px rgba(255, 59, 48, 0.5); 
}

.poomsae-mode .control-group,
.poomsae-mode .tab-group,
.poomsae-mode .sidebar-footer {
    display: none !important;
}

.poomsae-mode .header-title-row {
    justify-content: center; 
}

.poomsae-mode .sidebar-main-title {
    text-align: center; 
    font-size: 1.5rem; 
    width: 100%;
}