/* SlotMax CSS Styles - Part 1 Foundation */
/* All classes use prefix "gcab-" for namespace isolation */

/* CSS Variables for consistent theming */
:root {
    /* Color palette from specifications */
    --gcab-primary: #004D40;
    --gcab-secondary: #8B4513;
    --gcab-accent: #AFEEEE;
    --gcab-bg: #FDF5E6;
    --gcab-text: #2C3E50;
    --gcab-text-light: #495057;
    --gcab-white: #FFFFFF;
    --gcab-black: #000000;

    /* Additional functional colors */
    --gcab-success: #28a745;
    --gcab-warning: #ffc107;
    --gcab-danger: #dc3545;
    --gcab-info: #17a2b8;
    --gcab-muted: #6c757d;

    /* Gradients */
    --gcab-gradient-primary: linear-gradient(135deg, #004D40 0%, #00695C 100%);
    --gcab-gradient-secondary: linear-gradient(135deg, #8B4513 0%, #A0522D 100%);
    --gcab-gradient-accent: linear-gradient(135deg, #AFEEEE 0%, #87CEEB 100%);

    /* Typography */
    --gcab-font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --gcab-font-secondary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --gcab-spacing-xs: 0.4rem;
    --gcab-spacing-sm: 0.8rem;
    --gcab-spacing-md: 1.6rem;
    --gcab-spacing-lg: 2.4rem;
    --gcab-spacing-xl: 3.2rem;
    --gcab-spacing-xxl: 4.8rem;

    /* Border radius */
    --gcab-radius-sm: 0.4rem;
    --gcab-radius-md: 0.8rem;
    --gcab-radius-lg: 1.2rem;
    --gcab-radius-xl: 2.4rem;

    /* Shadows */
    --gcab-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --gcab-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --gcab-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.15);
    --gcab-shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.2);

    /* Transitions */
    --gcab-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --gcab-transition-fast: all 0.15s ease;
    --gcab-transition-slow: all 0.5s ease;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 62.5%; /* 1rem = 10px */
    scroll-behavior: smooth;
}

body {
    font-family: var(--gcab-font-primary);
    font-size: 1.6rem;
    line-height: 1.5;
    color: var(--gcab-text);
    background-color: var(--gcab-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Typography */
.gcab-h1, .gcab-h2, .gcab-h3, .gcab-h4, .gcab-h5, .gcab-h6 {
    font-family: var(--gcab-font-secondary);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--gcab-spacing-md);
}

.gcab-h1 { font-size: 3.2rem; }
.gcab-h2 { font-size: 2.8rem; }
.gcab-h3 { font-size: 2.4rem; }
.gcab-h4 { font-size: 2rem; }
.gcab-h5 { font-size: 1.8rem; }
.gcab-h6 { font-size: 1.6rem; }

.gcab-text-center { text-align: center; }
.gcab-text-left { text-align: left; }
.gcab-text-right { text-align: right; }

.gcab-text-primary { color: var(--gcab-primary); }
.gcab-text-secondary { color: var(--gcab-secondary); }
.gcab-text-accent { color: var(--gcab-accent); }
.gcab-text-muted { color: var(--gcab-muted); }

/* Layout utilities */
.gcab-container {
    width: 100%;
    max-width: 430px; /* Mobile-first constraint */
    margin: 0 auto;
    padding: 0 var(--gcab-spacing-md);
}

.gcab-wrapper {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

.gcab-grid {
    display: grid;
    gap: var(--gcab-spacing-md);
}

.gcab-flex {
    display: flex;
}

.gcab-flex-col {
    flex-direction: column;
}

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

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

.gcab-flex-wrap {
    flex-wrap: wrap;
}

/* Spacing utilities */
.gcab-m-0 { margin: 0; }
.gcab-mt-0 { margin-top: 0; }
.gcab-mb-0 { margin-bottom: 0; }
.gcab-ml-0 { margin-left: 0; }
.gcab-mr-0 { margin-right: 0; }

.gcab-m-xs { margin: var(--gcab-spacing-xs); }
.gcab-m-sm { margin: var(--gcab-spacing-sm); }
.gcab-m-md { margin: var(--gcab-spacing-md); }
.gcab-m-lg { margin: var(--gcab-spacing-lg); }
.gcab-m-xl { margin: var(--gcab-spacing-xl); }

.gcab-mt-xs { margin-top: var(--gcab-spacing-xs); }
.gcab-mt-sm { margin-top: var(--gcab-spacing-sm); }
.gcab-mt-md { margin-top: var(--gcab-spacing-md); }
.gcab-mt-lg { margin-top: var(--gcab-spacing-lg); }
.gcab-mt-xl { margin-top: var(--gcab-spacing-xl); }

.gcab-mb-xs { margin-bottom: var(--gcab-spacing-xs); }
.gcab-mb-sm { margin-bottom: var(--gcab-spacing-sm); }
.gcab-mb-md { margin-bottom: var(--gcab-spacing-md); }
.gcab-mb-lg { margin-bottom: var(--gcab-spacing-lg); }
.gcab-mb-xl { margin-bottom: var(--gcab-spacing-xl); }

.gcab-p-0 { padding: 0; }
.gcab-p-xs { padding: var(--gcab-spacing-xs); }
.gcab-p-sm { padding: var(--gcab-spacing-sm); }
.gcab-p-md { padding: var(--gcab-spacing-md); }
.gcab-p-lg { padding: var(--gcab-spacing-lg); }
.gcab-p-xl { padding: var(--gcab-spacing-xl); }

.gcab-pt-xs { padding-top: var(--gcab-spacing-xs); }
.gcab-pt-sm { padding-top: var(--gcab-spacing-sm); }
.gcab-pt-md { padding-top: var(--gcab-spacing-md); }
.gcab-pt-lg { padding-top: var(--gcab-spacing-lg); }
.gcab-pt-xl { padding-top: var(--gcab-spacing-xl); }

.gcab-pb-xs { padding-bottom: var(--gcab-spacing-xs); }
.gcab-pb-sm { padding-bottom: var(--gcab-spacing-sm); }
.gcab-pb-md { padding-bottom: var(--gcab-spacing-md); }
.gcab-pb-lg { padding-bottom: var(--gcab-spacing-lg); }
.gcab-pb-xl { padding-bottom: var(--gcab-spacing-xl); }

/* Header and Navigation */
.gcab-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--gcab-gradient-primary);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--gcab-shadow-md);
}

.gcab-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--gcab-spacing-sm) var(--gcab-spacing-md);
    min-height: 56px;
}

.gcab-logo {
    display: flex;
    align-items: center;
    gap: var(--gcab-spacing-xs);
    text-decoration: none;
    color: var(--gcab-white);
    font-weight: 600;
    font-size: 1.8rem;
}

.gcab-logo-icon {
    width: 28px;
    height: 28px;
    background: var(--gcab-gradient-accent);
    border-radius: var(--gcab-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.gcab-header-actions {
    display: flex;
    align-items: center;
    gap: var(--gcab-spacing-sm);
}

.gcab-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--gcab-spacing-xs) var(--gcab-spacing-sm);
    border: none;
    border-radius: var(--gcab-radius-md);
    font-size: 1.4rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--gcab-transition);
    min-height: 44px; /* Touch-friendly minimum */
    min-width: 80px;
}

.gcab-btn-primary {
    background: var(--gcab-gradient-secondary);
    color: var(--gcab-white);
    box-shadow: var(--gcab-shadow-sm);
}

.gcab-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--gcab-shadow-md);
}

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

.gcab-btn-outline:hover {
    background: var(--gcab-white);
    color: var(--gcab-primary);
    transform: translateY(-1px);
}

.gcab-hamburger {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: var(--gcab-spacing-xs);
    background: none;
    border: none;
    cursor: pointer;
    min-height: 44px;
    min-width: 44px;
    align-items: center;
    justify-content: center;
}

.gcab-hamburger span {
    width: 20px;
    height: 2px;
    background: var(--gcab-white);
    transition: var(--gcab-transition);
}

.gcab-hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.gcab-hamburger.active span:nth-child(2) {
    opacity: 0;
}

.gcab-hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu */
.gcab-mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--gcab-gradient-primary);
    z-index: 9999;
    transition: var(--gcab-transition);
    overflow-y: auto;
    padding-top: 60px;
}

.gcab-mobile-menu.active {
    right: 0;
}

.gcab-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: var(--gcab-transition);
}

.gcab-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.gcab-menu-list {
    list-style: none;
    padding: var(--gcab-spacing-md);
}

.gcab-menu-item {
    margin-bottom: var(--gcab-spacing-sm);
}

.gcab-menu-link {
    display: block;
    padding: var(--gcab-spacing-sm);
    color: var(--gcab-white);
    text-decoration: none;
    border-radius: var(--gcab-radius-md);
    transition: var(--gcab-transition);
    font-weight: 500;
}

.gcab-menu-link:hover,
.gcab-menu-link.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--gcab-accent);
}

/* Main Content */
.gcab-main {
    padding-top: 56px; /* Header height */
    padding-bottom: 80px; /* Bottom nav height */
    min-height: 100vh;
}

/* Carousel */
.gcab-carousel {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: var(--gcab-radius-lg);
    margin-bottom: var(--gcab-spacing-lg);
    box-shadow: var(--gcab-shadow-md);
}

.gcab-carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.gcab-carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    cursor: pointer;
}

.gcab-carousel-slide.active {
    opacity: 1;
}

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

.gcab-carousel-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--gcab-spacing-md);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: var(--gcab-white);
}

.gcab-carousel-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: var(--gcab-spacing-xs);
}

.gcab-carousel-description {
    font-size: 1.4rem;
    opacity: 0.9;
}

.gcab-carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 var(--gcab-spacing-sm);
}

.gcab-carousel-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--gcab-primary);
    transition: var(--gcab-transition);
    backdrop-filter: blur(10px);
}

.gcab-carousel-btn:hover {
    background: var(--gcab-white);
    transform: scale(1.1);
}

.gcab-carousel-indicators {
    position: absolute;
    bottom: var(--gcab-spacing-sm);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--gcab-spacing-xs);
}

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

.gcab-carousel-indicator.active {
    background: var(--gcab-white);
    transform: scale(1.2);
}

/* Cards */
.gcab-card {
    background: var(--gcab-white);
    border-radius: var(--gcab-radius-lg);
    padding: var(--gcab-spacing-md);
    box-shadow: var(--gcab-shadow-sm);
    transition: var(--gcab-transition);
    margin-bottom: var(--gcab-spacing-md);
}

.gcab-card:hover {
    box-shadow: var(--gcab-shadow-md);
    transform: translateY(-2px);
}

.gcab-card-header {
    margin-bottom: var(--gcab-spacing-md);
    padding-bottom: var(--gcab-spacing-sm);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.gcab-card-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--gcab-primary);
    margin-bottom: var(--gcab-spacing-xs);
}

.gcab-card-subtitle {
    font-size: 1.4rem;
    color: var(--gcab-muted);
}

/* Game Grid */
.gcab-game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    gap: var(--gcab-spacing-sm);
    margin-bottom: var(--gcab-spacing-lg);
}

.gcab-game-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    cursor: pointer;
    transition: var(--gcab-transition);
    text-decoration: none;
    color: inherit;
}

.gcab-game-item:hover {
    transform: translateY(-2px);
}

.gcab-game-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--gcab-radius-md);
    overflow: hidden;
    margin-bottom: var(--gcab-spacing-xs);
    box-shadow: var(--gcab-shadow-sm);
    transition: var(--gcab-transition);
}

.gcab-game-item:hover .gcab-game-icon {
    box-shadow: var(--gcab-shadow-md);
    transform: scale(1.05);
}

.gcab-game-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gcab-game-name {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--gcab-text);
    text-align: center;
    line-height: 1.2;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Bottom Navigation */
.gcab-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--gcab-gradient-primary);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-around;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.gcab-bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 60px;
    cursor: pointer;
    transition: var(--gcab-transition);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    border: none;
    background: none;
    padding: var(--gcab-spacing-xs);
    border-radius: var(--gcab-radius-md);
}

.gcab-bottom-nav-item:hover,
.gcab-bottom-nav-item.active {
    color: var(--gcab-white);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.gcab-bottom-nav-icon {
    font-size: 2.4rem;
    margin-bottom: 2px;
    transition: var(--gcab-transition);
}

.gcab-bottom-nav-label {
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    line-height: 1;
}

/* Footer */
.gcab-footer {
    background: var(--gcab-gradient-primary);
    color: var(--gcab-white);
    padding: var(--gcab-spacing-lg) var(--gcab-spacing-md) var(--gcab-spacing-xl);
    margin-top: var(--gcab-spacing-xl);
}

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

.gcab-footer-section {
    margin-bottom: var(--gcab-spacing-lg);
}

.gcab-footer-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: var(--gcab-spacing-md);
    color: var(--gcab-accent);
}

.gcab-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--gcab-spacing-md);
    margin-bottom: var(--gcab-spacing-lg);
}

.gcab-footer-link {
    color: var(--gcab-white);
    text-decoration: none;
    font-size: 1.4rem;
    transition: var(--gcab-transition);
}

.gcab-footer-link:hover {
    color: var(--gcab-accent);
}

.gcab-partners {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--gcab-spacing-md);
    margin-bottom: var(--gcab-spacing-lg);
}

.gcab-partner-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
    opacity: 0.8;
    transition: var(--gcab-transition);
}

.gcab-partner-icon:hover {
    opacity: 1;
    transform: scale(1.1);
}

.gcab-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--gcab-spacing-md);
    font-size: 1.2rem;
    opacity: 0.8;
}

/* Scroll to top button */
.gcab-scroll-top {
    position: fixed;
    bottom: 80px; /* Above bottom nav */
    right: var(--gcab-spacing-md);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gcab-gradient-secondary);
    color: var(--gcab-white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: var(--gcab-shadow-lg);
    transition: var(--gcab-transition);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
}

.gcab-scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.gcab-scroll-top:hover {
    transform: translateY(-2px);
    box-shadow: var(--gcab-shadow-xl);
}

/* Utility classes */
.gcab-hidden { display: none !important; }
.gcab-visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.gcab-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Loading states */
.gcab-loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--gcab-white);
    animation: gcab-spin 1s ease-in-out infinite;
}

@keyframes gcab-spin {
    to { transform: rotate(360deg); }
}

/* Fade in animation */
@keyframes gcab-fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.gcab-fade-in {
    animation: gcab-fadeIn 0.5s ease-out;
}

/* Responsive utilities */
@media (min-width: 769px) {
    .gcab-desktop-hidden { display: none !important; }
    .gcab-bottom-nav { display: none !important; }
    .gcab-main { padding-bottom: 0 !important; }
}

@media (max-width: 768px) {
    .gcab-mobile-hidden { display: none !important; }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --gcab-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
        --gcab-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
        --gcab-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print styles */
@media print {
    .gcab-header,
    .gcab-bottom-nav,
    .gcab-scroll-top {
        display: none !important;
    }

    .gcab-main {
        padding-top: 0 !important;
        padding-bottom: 0 !important;
    }
}