/* Spin PH CSS Styles */
/* All classes use prefix ui20- to avoid conflicts */

/* CSS Variables */
:root {
    --ui20-primary: #00FF7F;
    --ui20-secondary: #3CB371;
    --ui20-accent: #90EE90;
    --ui20-light: #FFCCCB;
    --ui20-dark: #0F0F23;
    --ui20-bg: #0F0F23;
    --ui20-text: #FFFFFF;
    --ui20-text-secondary: #CCCCCC;
    --ui20-border: #333333;
    --ui20-shadow: rgba(0, 0, 0, 0.5);
    --ui20-radius: 8px;
    --ui20-transition: all 0.3s ease;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    font-size: 1.6rem;
    line-height: 1.5;
    background-color: var(--ui20-bg);
    color: var(--ui20-text);
    overflow-x: hidden;
}

/* Utility Classes */
.ui20-container {
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.ui20-wrapper {
    min-height: 100vh;
    padding-bottom: 8rem;
}

.ui20-flex {
    display: flex;
}

.ui20-flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.ui20-flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ui20-grid {
    display: grid;
    gap: 1.5rem;
}

.ui20-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.ui20-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.ui20-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Header */
.ui20-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(135deg, var(--ui20-dark) 0%, #1a1a3a 100%);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--ui20-border);
}

.ui20-header-content {
    padding: 1rem 1.5rem;
}

.ui20-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    color: var(--ui20-text);
    font-size: 1.8rem;
    font-weight: bold;
}

.ui20-logo img {
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 50%;
}

.ui20-header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.ui20-btn {
    padding: 0.8rem 1.6rem;
    border: none;
    border-radius: var(--ui20-radius);
    font-size: 1.4rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--ui20-transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 4.4rem;
    touch-action: manipulation;
}

.ui20-btn-primary {
    background: linear-gradient(135deg, var(--ui20-primary) 0%, var(--ui20-secondary) 100%);
    color: var(--ui20-dark);
    box-shadow: 0 4px 12px rgba(0, 255, 127, 0.3);
}

.ui20-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 127, 0.4);
}

.ui20-btn-secondary {
    background: transparent;
    color: var(--ui20-primary);
    border: 2px solid var(--ui20-primary);
}

.ui20-btn-secondary:hover {
    background: var(--ui20-primary);
    color: var(--ui20-dark);
}

.ui20-menu-btn {
    background: none;
    border: none;
    color: var(--ui20-text);
    font-size: 2.4rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
    transition: var(--ui20-transition);
}

.ui20-menu-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Mobile Menu */
.ui20-mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--ui20-dark);
    z-index: 9999;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
    padding: 2rem;
}

.ui20-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9998;
    display: none;
}

.ui20-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.ui20-menu-close {
    background: none;
    border: none;
    color: var(--ui20-text);
    font-size: 2.4rem;
    cursor: pointer;
}

.ui20-menu-nav {
    list-style: none;
}

.ui20-menu-nav li {
    margin-bottom: 1rem;
}

.ui20-menu-nav a {
    display: block;
    padding: 1rem;
    color: var(--ui20-text);
    text-decoration: none;
    border-radius: var(--ui20-radius);
    transition: var(--ui20-transition);
}

.ui20-menu-nav a:hover {
    background: rgba(0, 255, 127, 0.1);
    color: var(--ui20-primary);
}

/* Main Content */
.ui20-main {
    padding-top: 7rem;
    min-height: 100vh;
}

/* Carousel */
.ui20-carousel {
    position: relative;
    margin-bottom: 2rem;
    border-radius: var(--ui20-radius);
    overflow: hidden;
}

.ui20-slide {
    display: none;
    position: relative;
    cursor: pointer;
}

.ui20-slide img {
    width: 100%;
    height: auto;
    max-height: 200px;
    object-fit: cover;
}

.ui20-carousel-dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
}

.ui20-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--ui20-transition);
}

.ui20-dot.ui20-active {
    background: var(--ui20-primary);
}

/* Sections */
.ui20-section {
    margin-bottom: 3rem;
}

.ui20-section-title {
    font-size: 2.2rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    color: var(--ui20-primary);
}

.ui20-section-subtitle {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--ui20-secondary);
}

/* Game Grid */
.ui20-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.ui20-game-card {
    background: linear-gradient(135deg, #1a1a3a 0%, #2a2a4a 100%);
    border-radius: var(--ui20-radius);
    padding: 1rem;
    text-align: center;
    cursor: pointer;
    transition: var(--ui20-transition);
    border: 1px solid var(--ui20-border);
}

.ui20-game-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--ui20-shadow);
    border-color: var(--ui20-primary);
}

.ui20-game-icon {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 0.8rem;
}

.ui20-game-name {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--ui20-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Cards */
.ui20-card {
    background: linear-gradient(135deg, #1a1a3a 0%, #2a2a4a 100%);
    border-radius: var(--ui20-radius);
    padding: 2rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--ui20-border);
    transition: var(--ui20-transition);
}

.ui20-card:hover {
    border-color: var(--ui20-primary);
    box-shadow: 0 8px 24px var(--ui20-shadow);
}

.ui20-card-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--ui20-primary);
}

/* Links */
.ui20-link {
    color: var(--ui20-primary);
    text-decoration: none;
    transition: var(--ui20-transition);
}

.ui20-link:hover {
    text-decoration: underline;
    color: var(--ui20-accent);
}

/* Footer */
.ui20-footer {
    background: linear-gradient(135deg, #0a0a1a 0%, #1a1a2a 100%);
    padding: 3rem 0 8rem;
    border-top: 1px solid var(--ui20-border);
    margin-top: 4rem;
}

.ui20-footer-content {
    text-align: center;
}

.ui20-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.ui20-footer-links a {
    color: var(--ui20-text-secondary);
    text-decoration: none;
    font-size: 1.4rem;
    transition: var(--ui20-transition);
}

.ui20-footer-links a:hover {
    color: var(--ui20-primary);
}

.ui20-partners {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin: 2rem 0;
}

.ui20-partner {
    width: 60px;
    height: 30px;
    object-fit: contain;
    filter: grayscale(1) brightness(0.7);
    transition: var(--ui20-transition);
}

.ui20-partner:hover {
    filter: grayscale(0) brightness(1);
}

.ui20-copyright {
    color: var(--ui20-text-secondary);
    font-size: 1.2rem;
    margin-top: 2rem;
}

/* Bottom Navigation */
.ui20-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(135deg, var(--ui20-dark) 0%, #1a1a3a 100%);
    border-top: 1px solid var(--ui20-border);
    backdrop-filter: blur(10px);
    display: none;
}

.ui20-bottom-nav-content {
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 6rem;
    padding: 0.5rem 0;
}

.ui20-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 6rem;
    min-height: 5rem;
    text-decoration: none;
    color: var(--ui20-text-secondary);
    transition: var(--ui20-transition);
    border-radius: 8px;
    position: relative;
}

.ui20-nav-item:hover,
.ui20-nav-item.ui20-active {
    color: var(--ui20-primary);
    transform: scale(1.1);
}

.ui20-nav-icon {
    font-size: 2.4rem;
    margin-bottom: 0.2rem;
}

.ui20-nav-text {
    font-size: 1rem;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
    .ui20-wrapper {
        padding-bottom: 8rem;
    }

    .ui20-bottom-nav {
        display: block;
    }

    .ui20-game-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .ui20-game-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ui20-section-title {
        font-size: 1.8rem;
    }

    .ui20-btn {
        padding: 0.6rem 1.2rem;
        font-size: 1.2rem;
    }
}

/* Animations */
@keyframes ui20-fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ui20-fade-in {
    animation: ui20-fadeIn 0.6s ease forwards;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--ui20-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--ui20-primary);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--ui20-secondary);
}