/* Common Styles - Game Website */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
    max-width: 100vw;
    scroll-behavior: smooth;
}

:root {
    --primary-color: #00a8e8;
    --secondary-color: #0077b6;
    --accent-color: #90e0ef;
    --background-color: #ffffff;
    --text-color: #333333;
    --text-light: #666666;
    --border-color: #e0e0e0;
    --card-shadow: 0 4px 12px rgba(0, 168, 232, 0.1);
    --header-height: 70px;
}

body {
    max-width: 100vw;
    width: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Animated Background Elements */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.game-icon {
    position: absolute;
    font-size: 30px;
    opacity: 0.15;
    animation: float 20s infinite;
}

.game-icon:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; }
.game-icon:nth-child(2) { left: 80%; top: 30%; animation-delay: 2s; }
.game-icon:nth-child(3) { left: 50%; top: 60%; animation-delay: 4s; }
.game-icon:nth-child(4) { left: 20%; top: 70%; animation-delay: 6s; }
.game-icon:nth-child(5) { left: 70%; top: 80%; animation-delay: 8s; }

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-30px) rotate(90deg); }
    50% { transform: translateY(-60px) rotate(180deg); }
    75% { transform: translateY(-30px) rotate(270deg); }
}

/* Loading Animation */
.loading {
    text-align: center;
    padding: 40px 0;
}

.loading-spinner {
    border: 4px solid var(--accent-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 168, 232, 0.3);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

/* Load More Button */
.load-more-btn {
    display: block;
    margin: 40px auto;
    padding: 15px 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 30px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.load-more-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 168, 232, 0.4);
}

.load-more-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Responsive */
@media (max-width: 768px) {
    :root {
        --header-height: 60px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .game-icon {
        font-size: 20px;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mt-4 { margin-top: 40px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }
.mb-4 { margin-bottom: 40px; }

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 4px 12px rgba(0, 168, 232, 0.3);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 168, 232, 0.5);
}

.back-to-top:active {
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
}