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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-size: 200% 200%;
    animation: gradientShift 15s ease infinite;
    color: white;
    height: 100vh;
    width: 100vw;
    position: relative;
}

/* Animated gradient background */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Floating glass orbs in background */
body::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    top: -250px;
    left: -250px;
    animation: float 20s ease-in-out infinite;
    pointer-events: none;
}

body::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -200px;
    right: -200px;
    animation: float 25s ease-in-out infinite reverse;
    pointer-events: none;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(50px, 50px) scale(1.1); }
}

#app {
    height: 100vh;
    width: 100vw;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* Counter Container - Liquid Glass Effect */
#counter-container {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    text-align: center;
}

#revolution-counter {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: 25px;
    padding: 20px 40px;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.3),
        0 1px 0 rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

#revolution-counter::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

#revolution-counter:hover::before {
    left: 100%;
}

#revolution-counter:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.4),
        0 1px 0 rgba(255, 255, 255, 0.2);
}

.counter-label {
    font-size: 12px;
    opacity: 0.9;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.counter-value {
    font-size: 52px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #ffffff 0%, #f0f0f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.balance-label {
    font-size: 16px;
    opacity: 0.95;
    margin-top: 5px;
    font-weight: 500;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Wheel Container */
#wheel-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    touch-action: none;
}

#wheel-canvas {
    width: 100%;
    height: 100%;
    cursor: grab;
    filter: drop-shadow(0 10px 40px rgba(0, 0, 0, 0.3));
}

#wheel-canvas:active {
    cursor: grabbing;
}

/* Bottom Buttons - Liquid Glass Style */
#bottom-buttons {
    position: absolute;
    bottom: 30px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    gap: 15px;
    z-index: 100;
}

.bottom-btn {
    flex: 1;
    max-width: 200px;
    border-radius: 30px;
    padding: 16px 32px;
    font-weight: 600;
    font-size: 16px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.bottom-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.bottom-btn:hover {
    transform: translateY(-4px);
    box-shadow: 
        0 12px 48px rgba(0, 0, 0, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.18);
}

.bottom-btn:hover::before {
    left: 100%;
}

.bottom-btn:active {
    transform: translateY(-2px);
    box-shadow: 
        0 6px 24px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* Modal Customization - Liquid Glass */
.modal-backdrop {
    backdrop-filter: blur(10px);
    background: rgba(0, 0, 0, 0.3);
}

.modal-content {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(30px) saturate(180%);
    -webkit-backdrop-filter: blur(30px) saturate(180%);
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 
        0 16px 64px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    color: white;
}

.modal-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.15) 0%, 
        rgba(255, 255, 255, 0.05) 100%);
    border-radius: 25px 25px 0 0;
    padding: 20px 25px;
    position: relative;
    overflow: hidden;
}

.modal-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.3), 
        transparent);
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.8;
    transition: opacity 0.3s;
}

.modal-header .btn-close:hover {
    opacity: 1;
}

.modal-title {
    font-weight: 600;
    font-size: 20px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.modal-body {
    padding: 25px;
}

/* Shop Item Cards - Liquid Glass */
.shop-item {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 20px;
    margin-bottom: 15px;
    box-shadow: 
        0 4px 16px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.shop-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.3), 
        transparent);
}

.shop-item:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 8px 24px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.3);
}

.shop-item h5 {
    color: white;
    font-weight: 600;
    font-size: 18px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    margin-bottom: 8px;
}

.shop-item p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    margin-bottom: 0;
}

/* Badges - Liquid Glass */
.badge {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 6px 14px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 13px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.badge.bg-success {
    background: rgba(40, 167, 69, 0.3);
    border-color: rgba(40, 167, 69, 0.5);
}

.badge.bg-primary {
    background: rgba(13, 110, 253, 0.3);
    border-color: rgba(13, 110, 253, 0.5);
}

/* Buttons in modals */
.btn {
    border-radius: 20px;
    padding: 10px 20px;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    background: rgba(255, 255, 255, 0.18);
    color: white;
}

.btn-primary {
    background: rgba(13, 110, 253, 0.3);
    border-color: rgba(13, 110, 253, 0.5);
}

.btn-success {
    background: rgba(40, 167, 69, 0.3);
    border-color: rgba(40, 167, 69, 0.5);
}

.btn-outline-primary {
    background: rgba(13, 110, 253, 0.15);
    border-color: rgba(13, 110, 253, 0.4);
}

/* Theme Preview */
.theme-preview {
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.theme-preview:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

/* Center Content Overlay - Liquid Glass */
#center-content-overlay {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 200;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border-radius: 25px;
    padding: 30px 40px;
    box-shadow: 
        0 16px 64px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;
}

#center-content-overlay.visible {
    opacity: 1;
}

#center-content-overlay .content-text {
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    color: white;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, #ffffff 0%, #f0f0f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#center-content-overlay img {
    max-width: 200px;
    max-height: 200px;
    border-radius: 15px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Responsive */
@media (max-width: 576px) {
    .counter-value {
        font-size: 40px;
    }
    
    .bottom-btn {
        padding: 12px 24px;
        font-size: 14px;
        min-width: 100px;
    }
    
    #revolution-counter {
        padding: 15px 25px;
    }
    
    #bottom-buttons {
        padding: 0 20px;
        bottom: 20px;
    }
}

/* Loading State */
.loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 18px;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 20px 40px;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

/* Animations */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.pulse {
    animation: pulse 0.5s ease-in-out;
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.shimmer {
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.3) 50%, 
        transparent 100%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* Scrollbar - Liquid Glass Style */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}