/**
 * PlusAce - Design System CSS
 * Mobile-first responsive design with custom prefixes
 */

/* CSS Variables */
:root {
    --ui33-primary: #7B68EE;
    --ui33-primary-dark: #6453CC;
    --ui33-primary-light: #9B88FF;
    --ui33-bg: #0C0C0C;
    --ui33-bg-secondary: #1A1A1A;
    --ui33-bg-tertiary: #2A2A2A;
    --ui33-text: #FFFFFF;
    --ui33-text-secondary: #B8B8B8;
    --ui33-text-muted: #808080;
    --ui33-border: #333333;
    --ui33-success: #4CAF50;
    --ui33-warning: #FF9800;
    --ui33-error: #F44336;
    --ui33-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --ui33-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.5);
    --ui33-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --ui33-border-radius: 8px;
    --ui33-border-radius-lg: 12px;
}

/* Reset and Base */
* {
    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, 'Helvetica Neue', Arial, sans-serif;
    font-size: 1.6rem;
    line-height: 1.5;
    color: var(--ui33-text);
    background-color: var(--ui33-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.6rem;
    color: var(--ui33-text);
}

h1 { font-size: 3.2rem; }
h2 { font-size: 2.8rem; }
h3 { font-size: 2.4rem; }
h4 { font-size: 2.0rem; }
h5 { font-size: 1.8rem; }
h6 { font-size: 1.6rem; }

p {
    margin-bottom: 1.6rem;
    color: var(--ui33-text-secondary);
}

a {
    color: var(--ui33-primary);
    text-decoration: none;
    transition: var(--ui33-transition);
}

a:hover {
    color: var(--ui33-primary-light);
}

/* Layout Components */
.ui33-container {
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.6rem;
}

.ui33-wrapper {
    min-height: 100vh;
    padding-bottom: 8rem;
}

.ui33-section {
    padding: 3.2rem 0;
}

.ui33-grid {
    display: grid;
    gap: 1.6rem;
}

.ui33-grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.ui33-grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.ui33-grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

.ui33-flex {
    display: flex;
}

.ui33-flex-center {
    align-items: center;
    justify-content: center;
}

.ui33-flex-between {
    justify-content: space-between;
}

.ui33-flex-column {
    flex-direction: column;
}

/* Header */
.ui33-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--ui33-bg) 0%, var(--ui33-bg-secondary) 100%);
    border-bottom: 1px solid var(--ui33-border);
    z-index: 1000;
    transition: var(--ui33-transition);
}

.ui33-header-content {
    height: 6.4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.6rem;
}

.ui33-logo {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    font-size: 2.0rem;
    font-weight: 700;
    color: var(--ui33-text);
}

.ui33-logo-icon {
    width: 3.2rem;
    height: 3.2rem;
    border-radius: 50%;
    background: var(--ui33-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ui33-header-actions {
    display: flex;
    gap: 1.2rem;
}

.ui33-btn {
    padding: 0.8rem 1.6rem;
    border: none;
    border-radius: var(--ui33-border-radius);
    font-size: 1.4rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--ui33-transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ui33-btn-primary {
    background: var(--ui33-primary);
    color: var(--ui33-text);
}

.ui33-btn-primary:hover {
    background: var(--ui33-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--ui33-shadow);
}

.ui33-btn-secondary {
    background: transparent;
    color: var(--ui33-primary);
    border: 2px solid var(--ui33-primary);
}

.ui33-btn-secondary:hover {
    background: var(--ui33-primary);
    color: var(--ui33-text);
}

.ui33-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--ui33-text);
    font-size: 2.4rem;
    cursor: pointer;
    padding: 0.8rem;
    border-radius: var(--ui33-border-radius);
    transition: var(--ui33-transition);
}

.ui33-menu-btn:hover {
    background: var(--ui33-bg-tertiary);
}

.ui33-menu-btn-active {
    background: var(--ui33-primary);
}

/* Mobile Navigation */
.ui33-mobile-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--ui33-bg-secondary);
    z-index: 9999;
    transition: var(--ui33-transition);
    overflow-y: auto;
}

.ui33-mobile-menu.ui33-menu-open {
    left: 0;
}

.ui33-menu-header {
    height: 6.4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.6rem;
    border-bottom: 1px solid var(--ui33-border);
}

.ui33-menu-close {
    background: none;
    border: none;
    color: var(--ui33-text);
    font-size: 2.4rem;
    cursor: pointer;
    padding: 0.8rem;
    border-radius: var(--ui33-border-radius);
}

.ui33-menu-nav {
    padding: 1.6rem 0;
}

.ui33-menu-item {
    display: block;
    padding: 1.2rem 1.6rem;
    color: var(--ui33-text);
    font-size: 1.6rem;
    border: none;
    background: none;
    text-align: left;
    cursor: pointer;
    transition: var(--ui33-transition);
    width: 100%;
}

.ui33-menu-item:hover {
    background: var(--ui33-bg-tertiary);
    color: var(--ui33-primary);
}

.ui33-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: var(--ui33-transition);
}

.ui33-menu-overlay.ui33-menu-open {
    opacity: 1;
    visibility: visible;
}

/* Carousel */
.ui33-carousel {
    position: relative;
    width: 100%;
    height: 24rem;
    margin-bottom: 3.2rem;
    overflow: hidden;
    border-radius: var(--ui33-border-radius-lg);
    background: var(--ui33-bg-secondary);
}

.ui33-carousel-slide {
    width: 100%;
    height: 100%;
    display: none;
}

.ui33-carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ui33-carousel-indicators {
    position: absolute;
    bottom: 1.6rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.8rem;
}

.ui33-carousel-indicator {
    width: 0.8rem;
    height: 0.8rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: none;
    cursor: pointer;
    transition: var(--ui33-transition);
}

.ui33-carousel-indicator.ui33-active {
    background: var(--ui33-primary);
    width: 2.4rem;
    border-radius: 0.4rem;
}

/* Game Cards */
.ui33-game-section {
    margin-bottom: 3.2rem;
}

.ui33-game-section-title {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--ui33-text);
    margin-bottom: 1.6rem;
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.ui33-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.2rem;
}

.ui33-game-card {
    background: var(--ui33-bg-secondary);
    border-radius: var(--ui33-border-radius);
    overflow: hidden;
    transition: var(--ui33-transition);
    cursor: pointer;
    border: 1px solid var(--ui33-border);
}

.ui33-game-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--ui33-shadow);
    border-color: var(--ui33-primary);
}

.ui33-game-icon {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    background: var(--ui33-bg-tertiary);
}

.ui33-game-name {
    padding: 0.8rem 0.4rem;
    font-size: 1.2rem;
    text-align: center;
    color: var(--ui33-text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Cards */
.ui33-card {
    background: var(--ui33-bg-secondary);
    border-radius: var(--ui33-border-radius-lg);
    padding: 2.4rem;
    border: 1px solid var(--ui33-border);
    transition: var(--ui33-transition);
}

.ui33-card:hover {
    border-color: var(--ui33-primary);
    box-shadow: var(--ui33-shadow);
}

.ui33-card-header {
    margin-bottom: 1.6rem;
}

.ui33-card-title {
    font-size: 2.0rem;
    font-weight: 700;
    color: var(--ui33-text);
}

.ui33-card-content {
    color: var(--ui33-text-secondary);
}

/* Features Section */
.ui33-feature-grid {
    display: grid;
    gap: 2.4rem;
}

.ui33-feature-item {
    display: flex;
    gap: 1.6rem;
    align-items: flex-start;
}

.ui33-feature-icon {
    width: 4.8rem;
    height: 4.8rem;
    background: var(--ui33-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 2.4rem;
    color: var(--ui33-text);
}

.ui33-feature-content {
    flex: 1;
}

.ui33-feature-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--ui33-text);
    margin-bottom: 0.8rem;
}

.ui33-feature-description {
    color: var(--ui33-text-secondary);
    line-height: 1.6;
}

/* Bottom Navigation */
.ui33-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, var(--ui33-bg-secondary) 0%, var(--ui33-bg) 100%);
    border-top: 1px solid var(--ui33-border);
    z-index: 1000;
    display: flex;
    justify-content: space-around;
    padding: 0.8rem 0;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.3);
}

.ui33-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    padding: 0.8rem 1.2rem;
    background: none;
    border: none;
    color: var(--ui33-text-secondary);
    cursor: pointer;
    transition: var(--ui33-transition);
    border-radius: var(--ui33-border-radius);
    min-width: 6rem;
}

.ui33-nav-item:hover {
    color: var(--ui33-primary);
    background: var(--ui33-bg-tertiary);
}

.ui33-nav-item.active {
    color: var(--ui33-primary);
}

.ui33-nav-icon {
    font-size: 2.4rem;
    transition: var(--ui33-transition);
}

.ui33-nav-item:hover .ui33-nav-icon {
    transform: scale(1.1);
}

.ui33-nav-text {
    font-size: 1.0rem;
    font-weight: 500;
}

/* Footer */
.ui33-footer {
    background: var(--ui33-bg-secondary);
    border-top: 1px solid var(--ui33-border);
    padding: 4.8rem 0 2.4rem;
    margin-top: 6.4rem;
}

.ui33-footer-content {
    margin-bottom: 3.2rem;
}

.ui33-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.6rem;
    margin-bottom: 2.4rem;
    justify-content: center;
}

.ui33-footer-link {
    padding: 0.8rem 1.6rem;
    background: var(--ui33-bg-tertiary);
    border-radius: var(--ui33-border-radius);
    color: var(--ui33-text-secondary);
    font-size: 1.4rem;
    transition: var(--ui33-transition);
}

.ui33-footer-link:hover {
    background: var(--ui33-primary);
    color: var(--ui33-text);
}

.ui33-partners {
    margin-bottom: 2.4rem;
}

.ui33-partners-title {
    text-align: center;
    font-size: 1.6rem;
    color: var(--ui33-text-secondary);
    margin-bottom: 1.6rem;
}

.ui33-partners-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
    justify-content: center;
}

.ui33-partner-logo {
    width: 4.0rem;
    height: 4.0rem;
    background: var(--ui33-bg-tertiary);
    border-radius: var(--ui33-border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ui33-text-muted);
    font-size: 1.2rem;
}

.ui33-copyright {
    text-align: center;
    color: var(--ui33-text-muted);
    font-size: 1.4rem;
    padding-top: 2.4rem;
    border-top: 1px solid var(--ui33-border);
}

/* Promotional Elements */
.ui33-promo-banner {
    background: linear-gradient(135deg, var(--ui33-primary) 0%, var(--ui33-primary-dark) 100%);
    border-radius: var(--ui33-border-radius-lg);
    padding: 2.4rem;
    margin-bottom: 3.2rem;
    text-align: center;
}

.ui33-promo-title {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--ui33-text);
    margin-bottom: 1.2rem;
}

.ui33-promo-description {
    font-size: 1.6rem;
    color: var(--ui33-text);
    margin-bottom: 2.4rem;
    opacity: 0.9;
}

.ui33-promo-btn {
    background: var(--ui33-text);
    color: var(--ui33-primary);
    padding: 1.2rem 2.4rem;
    border: none;
    border-radius: var(--ui33-border-radius);
    font-size: 1.6rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--ui33-transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.ui33-promo-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--ui33-shadow-lg);
}

/* Utility Classes */
.ui33-text-center { text-align: center; }
.ui33-text-left { text-align: left; }
.ui33-text-right { text-align: right; }

.ui33-mb-1 { margin-bottom: 1.6rem; }
.ui33-mb-2 { margin-bottom: 3.2rem; }
.ui33-mb-3 { margin-bottom: 4.8rem; }

.ui33-mt-1 { margin-top: 1.6rem; }
.ui33-mt-2 { margin-top: 3.2rem; }
.ui33-mt-3 { margin-top: 4.8rem; }

.ui33-p-1 { padding: 1.6rem; }
.ui33-p-2 { padding: 3.2rem; }
.ui33-p-3 { padding: 4.8rem; }

/* Loading States */
.ui33-loading {
    opacity: 0.6;
    pointer-events: none;
}

.ui33-loaded {
    opacity: 1;
}

/* Responsive Design */
@media (min-width: 769px) {
    .ui33-container {
        max-width: 100%;
        padding: 0 2.4rem;
    }

    .ui33-wrapper {
        padding-bottom: 0;
    }

    .ui33-bottom-nav {
        display: none;
    }

    .ui33-header-actions {
        display: flex;
    }

    .ui33-menu-btn {
        display: none;
    }

    .ui33-game-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .ui33-footer-links {
        gap: 2.4rem;
    }
}

@media (max-width: 768px) {
    .ui33-header-actions {
        display: none;
    }

    .ui33-menu-btn {
        display: block;
    }

    .ui33-game-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .ui33-feature-grid {
        gap: 1.6rem;
    }

    .ui33-promo-banner {
        padding: 1.6rem;
    }
}

@media (max-width: 480px) {
    .ui33-container {
        padding: 0 1.2rem;
    }

    .ui33-game-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.8rem;
    }

    .ui33-card {
        padding: 1.6rem;
    }

    .ui33-feature-item {
        flex-direction: column;
        text-align: center;
    }
}

/* Animations */
@keyframes ui33-fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes ui33-slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

@keyframes ui33-pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.ui33-animate-fadeIn {
    animation: ui33-fadeIn 0.6s ease-out;
}

.ui33-animate-slideIn {
    animation: ui33-slideIn 0.6s ease-out;
}

.ui33-animate-pulse {
    animation: ui33-pulse 2s infinite;
}