/* NustarGame PH Design System - All classes use prefix: ga4a- */

/* CSS 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: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 1.6rem;
    line-height: 1.6;
    color: #1C2833;
    background-color: #FAFAFA;
    overflow-x: hidden;
}

/* Custom Properties */
:root {
    --ga4a-primary-red: #CD5C5C;
    --ga4a-pink-purple: #DB7093;
    --ga4a-deep-pink: #FF1493;
    --ga4a-teal: #48D1CC;
    --ga4a-dark-blue: #1C2833;
    --ga4a-white: #FFFFFF;
    --ga4a-light-gray: #F8F9FA;
    --ga4a-gray: #6C757D;
    --ga4a-dark-gray: #343A40;
    --ga4a-border: #E9ECEF;
    --ga4a-shadow: rgba(0, 0, 0, 0.1);
    --ga4a-shadow-hover: rgba(0, 0, 0, 0.15);
    --ga4a-gradient-primary: linear-gradient(135deg, var(--ga4a-primary-red), var(--ga4a-pink-purple));
    --ga4a-gradient-secondary: linear-gradient(135deg, var(--ga4a-deep-pink), var(--ga4a-teal));
}

/* Typography */
.ga4a-heading {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.ga4a-heading-1 {
    font-size: 3.2rem;
    color: var(--ga4a-dark-blue);
}

.ga4a-heading-2 {
    font-size: 2.8rem;
    color: var(--ga4a-primary-red);
}

.ga4a-heading-3 {
    font-size: 2.4rem;
    color: var(--ga4a-dark-blue);
}

.ga4a-heading-4 {
    font-size: 2rem;
    color: var(--ga4a-pink-purple);
}

.ga4a-text {
    font-size: 1.6rem;
    line-height: 1.6;
    color: var(--ga4a-dark-gray);
    margin-bottom: 1rem;
}

.ga4a-text-small {
    font-size: 1.4rem;
    color: var(--ga4a-gray);
}

.ga4a-text-large {
    font-size: 1.8rem;
    font-weight: 500;
}

/* Layout */
.ga4a-container {
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.ga4a-main {
    padding-bottom: 8rem; /* Space for bottom nav on mobile */
}

@media (min-width: 769px) {
    .ga4a-main {
        padding-bottom: 0;
    }
}

/* Header */
.ga4a-header {
    background: var(--ga4a-gradient-primary);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px var(--ga4a-shadow);
}

.ga4a-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ga4a-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--ga4a-white);
    font-size: 2.2rem;
    font-weight: 700;
    cursor: pointer;
}

.ga4a-logo-icon {
    width: 3.2rem;
    height: 3.2rem;
    margin-right: 0.8rem;
    background: var(--ga4a-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ga4a-primary-red);
    font-size: 1.8rem;
}

.ga4a-header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.ga4a-register-btn,
.ga4a-login-btn {
    padding: 0.8rem 1.6rem;
    border: none;
    border-radius: 2.5rem;
    font-size: 1.4rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.ga4a-register-btn {
    background: var(--ga4a-white);
    color: var(--ga4a-primary-red);
    box-shadow: 0 2px 8px var(--ga4a-shadow);
}

.ga4a-register-btn:hover {
    background: var(--ga4a-light-gray);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--ga4a-shadow-hover);
}

.ga4a-login-btn {
    background: transparent;
    color: var(--ga4a-white);
    border: 2px solid var(--ga4a-white);
}

.ga4a-login-btn:hover {
    background: var(--ga4a-white);
    color: var(--ga4a-primary-red);
}

.ga4a-menu-toggle {
    background: none;
    border: none;
    color: var(--ga4a-white);
    font-size: 2.4rem;
    cursor: pointer;
    padding: 0.5rem;
    margin-left: 1rem;
}

/* Mobile Menu */
.ga4a-mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--ga4a-white);
    z-index: 9999;
    transition: right 0.3s ease;
    box-shadow: -5px 0 15px var(--ga4a-shadow);
    overflow-y: auto;
}

.ga4a-menu-open {
    right: 0;
}

.ga4a-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: all 0.3s ease;
}

.ga4a-overlay-active {
    opacity: 1;
    visibility: visible;
}

.ga4a-body-lock {
    overflow: hidden;
}

.ga4a-menu-header {
    background: var(--ga4a-gradient-primary);
    padding: 2rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ga4a-menu-title {
    color: var(--ga4a-white);
    font-size: 2rem;
    font-weight: 700;
}

.ga4a-close-menu {
    background: none;
    border: none;
    color: var(--ga4a-white);
    font-size: 2.4rem;
    cursor: pointer;
}

.ga4a-menu-nav {
    padding: 1.5rem;
}

.ga4a-menu-item {
    margin-bottom: 0.5rem;
}

.ga4a-menu-link {
    display: block;
    padding: 1.2rem 1rem;
    color: var(--ga4a-dark-gray);
    text-decoration: none;
    font-size: 1.6rem;
    font-weight: 500;
    border-radius: 0.8rem;
    transition: all 0.3s ease;
}

.ga4a-menu-link:hover {
    background: var(--ga4a-light-gray);
    color: var(--ga4a-primary-red);
}

/* Carousel */
.ga4a-carousel {
    position: relative;
    background: var(--ga4a-white);
    border-radius: 1.2rem;
    overflow: hidden;
    margin: 2rem 0;
    box-shadow: 0 4px 20px var(--ga4a-shadow);
}

.ga4a-carousel-container {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.ga4a-carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ga4a-slide-active {
    opacity: 1;
}

.ga4a-carousel-content {
    text-align: center;
    color: var(--ga4a-white);
    background: rgba(0, 0, 0, 0.6);
    padding: 2rem;
    border-radius: 1rem;
    max-width: 90%;
}

.ga4a-carousel-title {
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.ga4a-carousel-text {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.ga4a-carousel-btn {
    background: var(--ga4a-gradient-secondary);
    color: var(--ga4a-white);
    border: none;
    padding: 1rem 2rem;
    border-radius: 2.5rem;
    font-size: 1.4rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.ga4a-carousel-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--ga4a-shadow-hover);
}

.ga4a-carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 1rem;
}

.ga4a-carousel-prev,
.ga4a-carousel-next {
    background: rgba(255, 255, 255, 0.8);
    border: none;
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    cursor: pointer;
    font-size: 2rem;
    color: var(--ga4a-dark-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.ga4a-carousel-prev:hover,
.ga4a-carousel-next:hover {
    background: var(--ga4a-white);
    transform: scale(1.1);
}

.ga4a-carousel-indicators {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.8rem;
}

.ga4a-carousel-indicator {
    width: 1.2rem;
    height: 1.2rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.ga4a-indicator-active {
    background: var(--ga4a-white);
    transform: scale(1.2);
}

/* Game Sections */
.ga4a-games {
    padding: 3rem 0;
}

.ga4a-games-header {
    text-align: center;
    margin-bottom: 3rem;
}

.ga4a-games-title {
    font-size: 2.8rem;
    color: var(--ga4a-dark-blue);
    margin-bottom: 1rem;
}

.ga4a-games-subtitle {
    font-size: 1.6rem;
    color: var(--ga4a-gray);
}

.ga4a-game-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.ga4a-game-filter-btn {
    padding: 0.8rem 1.6rem;
    border: 2px solid var(--ga4a-border);
    background: var(--ga4a-white);
    border-radius: 2.5rem;
    font-size: 1.4rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ga4a-game-filter-btn:hover {
    border-color: var(--ga4a-primary-red);
    color: var(--ga4a-primary-red);
}

.ga4a-filter-active {
    background: var(--ga4a-gradient-primary);
    color: var(--ga4a-white);
    border-color: transparent;
}

.ga4a-game-section {
    margin-bottom: 3rem;
}

.ga4a-game-category {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.ga4a-category-title {
    font-size: 2rem;
    color: var(--ga4a-dark-blue);
    font-weight: 600;
}

.ga4a-category-count {
    font-size: 1.4rem;
    color: var(--ga4a-gray);
    background: var(--ga4a-light-gray);
    padding: 0.4rem 1rem;
    border-radius: 1rem;
}

.ga4a-games-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.ga4a-game-card {
    background: var(--ga4a-white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 2px 8px var(--ga4a-shadow);
    transition: all 0.3s ease;
    cursor: pointer;
}

.ga4a-game-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px var(--ga4a-shadow-hover);
}

.ga4a-game-image {
    width: 100%;
    height: 8rem;
    object-fit: cover;
    background: var(--ga4a-light-gray);
}

.ga4a-game-info {
    padding: 1rem;
    text-align: center;
}

.ga4a-game-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--ga4a-dark-blue);
    margin-bottom: 0.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ga4a-game-type {
    font-size: 1rem;
    color: var(--ga4a-gray);
    text-transform: capitalize;
}

/* Content Sections */
.ga4a-content-section {
    padding: 3rem 0;
    margin-bottom: 2rem;
}

.ga4a-content-header {
    text-align: center;
    margin-bottom: 3rem;
}

.ga4a-content-title {
    font-size: 2.8rem;
    color: var(--ga4a-dark-blue);
    margin-bottom: 1rem;
}

.ga4a-content-grid {
    display: grid;
    gap: 2rem;
}

.ga4a-content-card {
    background: var(--ga4a-white);
    border-radius: 1.2rem;
    padding: 2rem;
    box-shadow: 0 4px 15px var(--ga4a-shadow);
    transition: all 0.3s ease;
}

.ga4a-content-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--ga4a-shadow-hover);
}

.ga4a-card-icon {
    width: 4rem;
    height: 4rem;
    background: var(--ga4a-gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ga4a-white);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.ga4a-card-title {
    font-size: 2rem;
    color: var(--ga4a-dark-blue);
    margin-bottom: 1rem;
    font-weight: 600;
}

.ga4a-card-text {
    color: var(--ga4a-gray);
    margin-bottom: 1.5rem;
}

.ga4a-card-link {
    color: var(--ga4a-primary-red);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.ga4a-card-link:hover {
    color: var(--ga4a-deep-pink);
    gap: 1rem;
}

/* FAQ Section */
.ga4a-faq {
    padding: 3rem 0;
}

.ga4a-faq-item {
    background: var(--ga4a-white);
    border-radius: 1rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 8px var(--ga4a-shadow);
    overflow: hidden;
}

.ga4a-faq-question {
    padding: 1.5rem 2rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--ga4a-dark-blue);
    transition: all 0.3s ease;
}

.ga4a-faq-question:hover {
    background: var(--ga4a-light-gray);
}

.ga4a-faq-answer {
    padding: 0 2rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    color: var(--ga4a-gray);
}

.ga4a-faq-open .ga4a-faq-answer {
    padding: 0 2rem 2rem;
    max-height: 30rem;
}

.ga4a-faq-icon {
    font-size: 1.8rem;
    transition: transform 0.3s ease;
}

.ga4a-faq-open .ga4a-faq-icon {
    transform: rotate(180deg);
}

/* Footer */
.ga4a-footer {
    background: var(--ga4a-dark-blue);
    color: var(--ga4a-white);
    padding: 3rem 0 2rem;
    margin-top: 4rem;
}

.ga4a-footer-content {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.ga4a-footer-section {
    margin-bottom: 2rem;
}

.ga4a-footer-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--ga4a-teal);
}

.ga4a-footer-links {
    list-style: none;
}

.ga4a-footer-links li {
    margin-bottom: 0.8rem;
}

.ga4a-footer-links a {
    color: var(--ga4a-gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.ga4a-footer-links a:hover {
    color: var(--ga4a-teal);
}

.ga4a-partners {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}

.ga4a-partner-logo {
    width: 4rem;
    height: 4rem;
    background: var(--ga4a-white);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--ga4a-dark-blue);
    font-weight: 600;
}

.ga4a-footer-bottom {
    border-top: 1px solid var(--ga4a-gray);
    padding-top: 2rem;
    text-align: center;
}

.ga4a-footer-bottom p {
    color: var(--ga4a-gray);
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.ga4a-footer-legal {
    font-size: 1.2rem;
    color: var(--ga4a-gray);
    line-height: 1.4;
}

/* Bottom Navigation */
.ga4a-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--ga4a-white);
    border-top: 1px solid var(--ga4a-border);
    z-index: 1000;
    padding: 0.5rem 0;
    box-shadow: 0 -2px 10px var(--ga4a-shadow);
}

@media (min-width: 769px) {
    .ga4a-bottom-nav {
        display: none;
    }
}

.ga4a-bottom-nav-content {
    display: flex;
    justify-content: space-around;
    align-items: center;
    max-width: 430px;
    margin: 0 auto;
}

.ga4a-bottom-nav-item {
    flex: 1;
    text-align: center;
}

.ga4a-bottom-nav-item a {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--ga4a-gray);
    padding: 0.5rem;
    border-radius: 1rem;
    transition: all 0.3s ease;
    min-height: 6rem;
    justify-content: center;
}

.ga4a-bottom-nav-item a:hover {
    color: var(--ga4a-primary-red);
    background: var(--ga4a-light-gray);
}

.ga4a-nav-active a {
    color: var(--ga4a-primary-red);
    background: rgba(205, 92, 92, 0.1);
}

.ga4a-nav-icon {
    font-size: 2.4rem;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.ga4a-bottom-nav-item a:hover .ga4a-nav-icon {
    transform: scale(1.1);
}

.ga4a-nav-text {
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.2;
}

/* Toast Notifications */
.ga4a-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--ga4a-dark-blue);
    color: var(--ga4a-white);
    padding: 1.5rem 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 20px var(--ga4a-shadow-hover);
    z-index: 9999;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    font-size: 1.4rem;
    font-weight: 500;
}

.ga4a-toast-show {
    transform: translateX(0);
}

/* Utility Classes */
.ga4a-text-center {
    text-align: center;
}

.ga4a-text-left {
    text-align: left;
}

.ga4a-text-right {
    text-align: right;
}

.ga4a-mb-1 {
    margin-bottom: 1rem;
}

.ga4a-mb-2 {
    margin-bottom: 2rem;
}

.ga4a-mb-3 {
    margin-bottom: 3rem;
}

.ga4a-mt-1 {
    margin-top: 1rem;
}

.ga4a-mt-2 {
    margin-top: 2rem;
}

.ga4a-mt-3 {
    margin-top: 3rem;
}

.ga4a-hidden {
    display: none;
}

.ga4a-block {
    display: block;
}

.ga4a-flex {
    display: flex;
}

.ga4a-grid {
    display: grid;
}

.ga4a-lazy {
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* Responsive Design */
@media (min-width: 769px) {
    .ga4a-container {
        max-width: 1200px;
        padding: 0 2rem;
    }

    .ga4a-games-grid {
        grid-template-columns: repeat(6, 1fr);
        gap: 1.5rem;
    }

    .ga4a-content-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ga4a-footer-content {
        grid-template-columns: repeat(4, 1fr);
    }

    .ga4a-carousel-container {
        height: 250px;
    }

    .ga4a-carousel-title {
        font-size: 3.2rem;
    }

    .ga4a-carousel-text {
        font-size: 1.8rem;
    }

    .ga4a-heading-1 {
        font-size: 4rem;
    }

    .ga4a-heading-2 {
        font-size: 3.2rem;
    }

    .ga4a-heading-3 {
        font-size: 2.8rem;
    }
}

@media (min-width: 1024px) {
    .ga4a-games-grid {
        grid-template-columns: repeat(8, 1fr);
    }

    .ga4a-content-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .ga4a-carousel-container {
        height: 300px;
    }
}

/* Animations */
@keyframes ga4a-fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ga4a-fade-in {
    animation: ga4a-fadeIn 0.6s ease-out;
}

@keyframes ga4a-pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.ga4a-pulse {
    animation: ga4a-pulse 2s infinite;
}

/* Print Styles */
@media print {
    .ga4a-header,
    .ga4a-bottom-nav,
    .ga4a-mobile-menu,
    .ga4a-menu-overlay {
        display: none !important;
    }

    .ga4a-main {
        padding-bottom: 0 !important;
    }
}