/**
 * gcash casino - Main Stylesheet
 * All classes use s3f9- prefix for namespace isolation
 */

/* CSS Reset & Base Styles */
:root {
    --s3f9-primary: #BDC3C7;
    --s3f9-secondary: #F8F8FF;
    --s3f9-bg: #262626;
    --s3f9-bg-light: #333333;
    --s3f9-white: #FFFFFF;
    --s3f9-text: #FFFFFF;
    --s3f9-text-muted: #E0E0E0;
    --s3f9-border: #444444;
    --s3f9-shadow: rgba(0, 0, 0, 0.3);
}

* {
    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(--s3f9-text);
    background-color: var(--s3f9-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.s3f9-container {
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.5rem;
    width: 100%;
}

.s3f9-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.s3f9-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--s3f9-bg) 0%, var(--s3f9-bg-light) 100%);
    box-shadow: 0 2px 10px var(--s3f9-shadow);
    z-index: 1000;
    padding: 1rem 0;
}

.s3f9-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.s3f9-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    color: var(--s3f9-text);
    flex: 1;
}

.s3f9-logo-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
}

.s3f9-logo-text {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--s3f9-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.s3f9-header-actions {
    display: flex;
    gap: 0.8rem;
}

.s3f9-btn {
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 6px;
    font-size: 1.3rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
}

.s3f9-btn-primary {
    background: var(--s3f9-primary);
    color: var(--s3f9-bg);
}

.s3f9-btn-primary:hover,
.s3f9-btn-primary:active {
    background: var(--s3f9-white);
    transform: scale(1.05);
}

.s3f9-btn-secondary {
    background: transparent;
    color: var(--s3f9-primary);
    border: 2px solid var(--s3f9-primary);
}

.s3f9-btn-secondary:hover,
.s3f9-btn-secondary:active {
    background: var(--s3f9-primary);
    color: var(--s3f9-bg);
    transform: scale(1.05);
}

.s3f9-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--s3f9-text);
    font-size: 2.4rem;
    cursor: pointer;
    padding: 0.5rem;
    min-width: 44px;
    min-height: 44px;
}

/* Main Content */
.s3f9-main {
    margin-top: 80px;
    padding-bottom: 80px;
    flex: 1;
}

/* Carousel */
.s3f9-carousel {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    margin: 2rem 0;
    box-shadow: 0 4px 20px var(--s3f9-shadow);
}

.s3f9-carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.s3f9-carousel-slide {
    min-width: 100%;
    position: relative;
}

.s3f9-carousel-slide img {
    width: 100%;
    height: auto;
    display: block;
}

.s3f9-carousel-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 2rem 1.5rem 1.5rem;
}

.s3f9-carousel-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--s3f9-text);
    margin-bottom: 0.5rem;
}

/* Headings */
h1.s3f9-page-title {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--s3f9-primary);
    text-align: center;
    margin: 2rem 0;
    line-height: 1.3;
}

h2.s3f9-section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--s3f9-secondary);
    margin: 2.5rem 0 1.5rem;
    padding-left: 1rem;
    border-left: 4px solid var(--s3f9-primary);
}

h3.s3f9-subsection-title {
    font-size: 1.7rem;
    font-weight: 600;
    color: var(--s3f9-primary);
    margin: 1.5rem 0 1rem;
}

/* Game Grid */
.s3f9-game-section {
    margin: 2.5rem 0;
}

.s3f9-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.s3f9-game-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.s3f9-game-item:hover {
    transform: scale(1.08);
}

.s3f9-game-icon {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 2px 8px var(--s3f9-shadow);
}

.s3f9-game-name {
    font-size: 1.1rem;
    color: var(--s3f9-text);
    text-align: center;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.s3f9-game-item:hover .s3f9-game-name {
    color: var(--s3f9-primary);
}

/* Content Cards */
.s3f9-card {
    background: var(--s3f9-bg-light);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: 0 4px 12px var(--s3f9-shadow);
}

.s3f9-card-content {
    font-size: 1.5rem;
    line-height: 1.6;
    color: var(--s3f9-text-muted);
}

.s3f9-card-content p {
    margin-bottom: 1rem;
}

.s3f9-card-content strong {
    color: var(--s3f9-primary);
    font-weight: 600;
}

.s3f9-card-content a {
    color: var(--s3f9-secondary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.s3f9-card-content a:hover {
    color: var(--s3f9-primary);
    text-decoration: underline;
}

/* Feature List */
.s3f9-feature-list {
    list-style: none;
    margin: 1.5rem 0;
}

.s3f9-feature-item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--s3f9-border);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.s3f9-feature-item:last-child {
    border-bottom: none;
}

.s3f9-feature-icon {
    color: var(--s3f9-secondary);
    font-size: 1.8rem;
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.s3f9-feature-text {
    flex: 1;
    font-size: 1.5rem;
    line-height: 1.6;
    color: var(--s3f9-text-muted);
}

/* Promotional Link */
.s3f9-promo-link {
    display: inline-block;
    color: var(--s3f9-secondary);
    text-decoration: none;
    font-weight: 700;
    border-bottom: 2px solid var(--s3f9-primary);
    transition: all 0.3s ease;
    cursor: pointer;
}

.s3f9-promo-link:hover {
    color: var(--s3f9-primary);
    border-color: var(--s3f9-secondary);
}

.s3f9-promo-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--s3f9-primary) 0%, var(--s3f9-secondary) 100%);
    color: var(--s3f9-bg);
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.6rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(189, 195, 199, 0.4);
}

.s3f9-promo-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(248, 248, 255, 0.5);
}

.s3f9-promo-button:active {
    transform: translateY(0);
}

/* FAQ Section */
.s3f9-faq-item {
    background: var(--s3f9-bg-light);
    border-radius: 8px;
    margin: 1rem 0;
    overflow: hidden;
}

.s3f9-faq-question {
    padding: 1.5rem;
    font-weight: 600;
    color: var(--s3f9-primary);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.s3f9-faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--s3f9-text-muted);
    line-height: 1.6;
}

/* Footer */
.s3f9-footer {
    background: linear-gradient(135deg, var(--s3f9-bg) 0%, var(--s3f9-bg-light) 100%);
    padding: 3rem 0 8rem;
    margin-top: 4rem;
    border-top: 2px solid var(--s3f9-border);
}

.s3f9-footer-content {
    margin-bottom: 2rem;
}

.s3f9-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 1.5rem 0;
}

.s3f9-footer-link {
    color: var(--s3f9-primary);
    text-decoration: none;
    font-size: 1.4rem;
    transition: color 0.3s ease;
}

.s3f9-footer-link:hover {
    color: var(--s3f9-secondary);
}

.s3f9-partners {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
    margin: 2rem 0;
    padding: 2rem 0;
    border-top: 1px solid var(--s3f9-border);
    border-bottom: 1px solid var(--s3f9-border);
}

.s3f9-partner-logo {
    height: 40px;
    width: auto;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.s3f9-partner-logo:hover {
    opacity: 1;
}

.s3f9-copyright {
    text-align: center;
    color: var(--s3f9-text-muted);
    font-size: 1.3rem;
    padding: 1rem 0;
}

/* Mobile Bottom Navigation */
.s3f9-mobile-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--s3f9-bg-light) 0%, var(--s3f9-bg) 100%);
    box-shadow: 0 -2px 10px var(--s3f9-shadow);
    z-index: 1000;
    padding: 0.5rem 0;
    display: flex;
    justify-content: space-around;
    align-items: center;
    border-top: 2px solid var(--s3f9-primary);
}

.s3f9-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    text-decoration: none;
    color: var(--s3f9-text-muted);
    min-width: 60px;
    min-height: 60px;
    justify-content: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.s3f9-nav-item:hover {
    color: var(--s3f9-primary);
    transform: scale(1.1);
}

.s3f9-nav-item.active {
    color: var(--s3f9-secondary);
}

.s3f9-nav-icon {
    font-size: 22px;
}

.s3f9-nav-label {
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
}

/* Mobile Menu */
.s3f9-mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--s3f9-bg-light);
    box-shadow: -2px 0 10px var(--s3f9-shadow);
    z-index: 9999;
    transition: right 0.3s ease;
    padding: 6rem 2rem 2rem;
    overflow-y: auto;
}

.s3f9-mobile-menu.s3f9-menu-open {
    right: 0;
}

.s3f9-menu-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--s3f9-text);
    font-size: 2.4rem;
    cursor: pointer;
    padding: 0.5rem;
}

.s3f9-menu-nav-link {
    display: block;
    padding: 1rem 0;
    color: var(--s3f9-text);
    text-decoration: none;
    font-size: 1.6rem;
    border-bottom: 1px solid var(--s3f9-border);
    transition: color 0.3s ease;
}

.s3f9-menu-nav-link:hover {
    color: var(--s3f9-primary);
}

/* Mobile Menu Overlay */
.s3f9-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.s3f9-mobile-menu.s3f9-menu-open + .s3f9-menu-overlay {
    opacity: 1;
    visibility: visible;
}

/* Responsive */
@media (max-width: 768px) {
    .s3f9-menu-toggle {
        display: block;
    }

    .s3f9-header-actions .s3f9-btn {
        display: none;
    }

    .s3f9-main {
        padding-bottom: 80px;
    }
}

@media (min-width: 769px) {
    .s3f9-mobile-nav {
        display: none;
    }

    .s3f9-main {
        padding-bottom: 2rem;
    }
}

/* Utility Classes */
.s3f9-text-center {
    text-align: center;
}

.s3f9-mt-2 {
    margin-top: 2rem;
}

.s3f9-mb-2 {
    margin-bottom: 2rem;
}

.s3f9-hidden {
    display: none;
}