/**
 * Jilibb PH - Design System CSS
 * All classes prefixed with s67c- for namespace isolation
 */

/* ============================================
   CSS CUSTOM PROPERTIES
============================================ */
:root {
    /* Color Palette */
    --s67c-primary: #BDB76B;
    --s67c-primary-dark: #9A9655;
    --s67c-secondary: #3C3C3C;
    --s67c-dark: #2C2C2C;
    --s67c-darker: #1A1A1A;
    --s67c-light: #F5F5F5;
    --s67c-white: #FFFFFF;
    --s67c-gray: #888888;
    --s67c-border: #444444;

    /* Spacing */
    --s67c-xs: 0.4rem;
    --s67c-sm: 0.8rem;
    --s67c-md: 1.2rem;
    --s67c-lg: 1.6rem;
    --s67c-xl: 2.4rem;
    --s67c-xxl: 3.2rem;

    /* Typography */
    --s67c-font-xs: 1rem;
    --s67c-font-sm: 1.1rem;
    --s67c-font-base: 1.2rem;
    --s67c-font-lg: 1.4rem;
    --s67c-font-xl: 1.6rem;
    --s67c-font-xxl: 1.8rem;
    --s67c-font-heading: 2rem;

    /* Layout */
    --s67c-max-width: 43rem;
    --s67c-header-height: 6.4rem;
    --s67c-bottom-nav-height: 6rem;
    --s67c-border-radius: 0.6rem;
}

/* ============================================
   RESET & 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, 'Helvetica Neue', Arial, sans-serif;
    font-size: var(--s67c-font-base);
    line-height: 1.5;
    color: var(--s67c-light);
    background-color: var(--s67c-dark);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ============================================
   LAYOUT UTILITIES
============================================ */
.s67c-container {
    max-width: var(--s67c-max-width);
    margin: 0 auto;
    padding: 0 var(--s67c-md);
}

.s67c-wrapper {
    padding-top: var(--s67c-header-height);
    padding-bottom: var(--s67c-bottom-nav-height);
}

@media (min-width: 769px) {
    .s67c-wrapper {
        padding-bottom: var(--s67c-xl);
    }
}

/* ============================================
   HEADER & NAVIGATION
============================================ */
.s67c-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--s67c-header-height);
    background: linear-gradient(135deg, var(--s67c-dark) 0%, var(--s67c-secondary) 100%);
    box-shadow: 0 0.2rem 0.8rem rgba(0, 0, 0, 0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    padding: 0 var(--s67c-md);
}

.s67c-header-content {
    max-width: var(--s67c-max-width);
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.s67c-logo {
    display: flex;
    align-items: center;
    gap: var(--s67c-sm);
    text-decoration: none;
    color: var(--s67c-white);
    font-weight: 700;
    font-size: var(--s67c-font-lg);
}

.s67c-logo-icon {
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 0.4rem;
}

.s67c-nav-buttons {
    display: flex;
    gap: var(--s67c-sm);
}

.s67c-btn {
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: var(--s67c-border-radius);
    font-size: var(--s67c-font-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 4rem;
    min-width: 8rem;
}

.s67c-btn-primary {
    background: linear-gradient(135deg, var(--s67c-primary) 0%, var(--s67c-primary-dark) 100%);
    color: var(--s67c-darker);
}

.s67c-btn-primary:hover {
    transform: translateY(-0.1rem);
    box-shadow: 0 0.4rem 1.2rem rgba(189, 183, 107, 0.3);
}

.s67c-btn-secondary {
    background: transparent;
    color: var(--s67c-primary);
    border: 0.2rem solid var(--s67c-primary);
}

.s67c-btn-secondary:hover {
    background: rgba(189, 183, 107, 0.1);
}

.s67c-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.4rem;
    cursor: pointer;
    padding: 0.8rem;
    background: transparent;
    border: none;
}

.s67c-menu-toggle span {
    display: block;
    width: 2.4rem;
    height: 0.2rem;
    background: var(--s67c-primary);
    border-radius: 0.1rem;
    transition: all 0.3s ease;
}

.s67c-menu-toggle:hover span {
    background: var(--s67c-white);
}

/* ============================================
   MOBILE MENU
============================================ */
.s67c-mobile-menu {
    position: fixed;
    top: var(--s67c-header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 26, 0.98);
    backdrop-filter: blur(1rem);
    z-index: 9999;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--s67c-xl) var(--s67c-md);
    overflow-y: auto;
}

.s67c-mobile-menu.s67c-menu-open {
    transform: translateX(0);
}

.s67c-menu-link {
    color: var(--s67c-light);
    text-decoration: none;
    font-size: var(--s67c-font-lg);
    padding: var(--s67c-md);
    width: 100%;
    text-align: center;
    border-bottom: 0.1rem solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.s67c-menu-link:hover {
    color: var(--s67c-primary);
    background: rgba(189, 183, 107, 0.1);
}

.s67c-menu-close {
    position: absolute;
    top: var(--s67c-md);
    right: var(--s67c-md);
    background: transparent;
    border: none;
    color: var(--s67c-light);
    font-size: var(--s67c-font-xxl);
    cursor: pointer;
    padding: var(--s67c-sm);
}

/* ============================================
   CAROUSEL
============================================ */
.s67c-carousel {
    position: relative;
    width: 100%;
    height: 18rem;
    overflow: hidden;
    border-radius: var(--s67c-border-radius);
    margin-bottom: var(--s67c-lg);
}

.s67c-carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    cursor: pointer;
}

.s67c-carousel-slide.s67c-active {
    opacity: 1;
}

.s67c-carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.s67c-carousel-dots {
    position: absolute;
    bottom: var(--s67c-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--s67c-sm);
}

.s67c-carousel-dot {
    width: 0.8rem;
    height: 0.8rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.s67c-carousel-dot.s67c-active,
.s67c-carousel-dot:hover {
    background: var(--s67c-primary);
    transform: scale(1.2);
}

/* ============================================
   TYPOGRAPHY
============================================ */
.s67c-h1 {
    font-size: var(--s67c-font-heading);
    font-weight: 700;
    color: var(--s67c-primary);
    margin-bottom: var(--s67c-md);
    line-height: 1.3;
}

.s67c-h2 {
    font-size: var(--s67c-font-xl);
    font-weight: 600;
    color: var(--s67c-white);
    margin-bottom: var(--s67c-sm);
    margin-top: var(--s67c-xl);
}

.s67c-h3 {
    font-size: var(--s67c-font-lg);
    font-weight: 600;
    color: var(--s67c-primary);
    margin-bottom: var(--s67c-sm);
}

.s67c-p {
    margin-bottom: var(--s67c-md);
    color: var(--s67c-light);
}

.s67c-text-primary {
    color: var(--s67c-primary);
    font-weight: 600;
}

/* ============================================
   GAME GRID
============================================ */
.s67c-game-section {
    margin-bottom: var(--s67c-xl);
}

.s67c-section-title {
    font-size: var(--s67c-font-xl);
    font-weight: 700;
    color: var(--s67c-primary);
    margin-bottom: var(--s67c-md);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.1rem;
}

.s67c-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--s67c-sm);
}

.s67c-game-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--s67c-light);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.s67c-game-item:hover {
    transform: scale(1.05);
}

.s67c-game-icon {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--s67c-border-radius);
    background: var(--s67c-secondary);
    margin-bottom: var(--s67c-xs);
}

.s67c-game-name {
    font-size: var(--s67c-font-xs);
    text-align: center;
    line-height: 1.2;
    word-break: break-word;
    color: var(--s67c-white);
}

/* ============================================
   CONTENT MODULES
============================================ */
.s67c-card {
    background: var(--s67c-secondary);
    border-radius: var(--s67c-border-radius);
    padding: var(--s67c-lg);
    margin-bottom: var(--s67c-lg);
    border: 0.1rem solid var(--s67c-border);
}

.s67c-card-title {
    font-size: var(--s67c-font-lg);
    font-weight: 600;
    color: var(--s67c-primary);
    margin-bottom: var(--s67c-sm);
}

.s67c-card-content {
    color: var(--s67c-light);
    line-height: 1.6;
}

.s67c-list {
    list-style: none;
    margin: var(--s67c-md) 0;
}

.s67c-list li {
    padding: var(--s67c-xs) 0;
    padding-left: 1.5rem;
    position: relative;
}

.s67c-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--s67c-primary);
    font-weight: bold;
}

/* ============================================
   LINKS
============================================ */
.s67c-link {
    color: var(--s67c-primary);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
}

.s67c-link:hover {
    color: var(--s67c-primary-dark);
    text-decoration: underline;
}

/* ============================================
   BOTTOM NAVIGATION (MOBILE)
============================================ */
.s67c-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--s67c-bottom-nav-height);
    background: linear-gradient(180deg, var(--s67c-secondary) 0%, var(--s67c-dark) 100%);
    border-top: 0.2rem solid var(--s67c-primary);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 -0.2rem 0.8rem rgba(0, 0, 0, 0.3);
}

.s67c-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 6rem;
    min-height: 6rem;
    text-decoration: none;
    color: var(--s67c-gray);
    transition: all 0.3s ease;
    cursor: pointer;
    gap: 0.2rem;
}

.s67c-nav-item:hover,
.s67c-nav-item.s67c-active {
    color: var(--s67c-primary);
    transform: scale(1.1);
}

.s67c-nav-icon {
    font-size: 2.4rem;
    display: block;
}

.s67c-nav-label {
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
}

@media (min-width: 769px) {
    .s67c-bottom-nav {
        display: none;
    }
}

/* ============================================
   FOOTER
============================================ */
.s67c-footer {
    background: var(--s67c-darker);
    padding: var(--s67c-xl) var(--s67c-md);
    margin-top: var(--s67c-xl);
    border-top: 0.2rem solid var(--s67c-border);
}

.s67c-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s67c-sm);
    margin-bottom: var(--s67c-lg);
    justify-content: center;
}

.s67c-footer-link {
    color: var(--s67c-gray);
    text-decoration: none;
    font-size: var(--s67c-font-sm);
    padding: 0.4rem 0.8rem;
    border: 0.1rem solid var(--s67c-border);
    border-radius: var(--s67c-border-radius);
    transition: all 0.3s ease;
}

.s67c-footer-link:hover {
    color: var(--s67c-primary);
    border-color: var(--s67c-primary);
}

.s67c-partners {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s67c-md);
    margin-bottom: var(--s67c-lg);
    justify-content: center;
}

.s67c-partner-logo {
    width: 4rem;
    height: 4rem;
    object-fit: contain;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.s67c-partner-logo:hover {
    opacity: 1;
}

.s67c-copyright {
    text-align: center;
    color: var(--s67c-gray);
    font-size: var(--s67c-font-sm);
    padding-top: var(--s67c-md);
    border-top: 0.1rem solid var(--s67c-border);
}

/* ============================================
   RESPONSIVE UTILITIES
============================================ */
@media (max-width: 380px) {
    .s67c-game-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .s67c-btn {
        min-width: 6.5rem;
        padding: 0.5rem 1rem;
        font-size: var(--s67c-font-xs);
    }
}

@media (min-width: 769px) {
    .s67c-menu-toggle {
        display: none;
    }

    .s67c-nav-buttons {
        gap: var(--s67c-md);
    }
}

/* ============================================
   UTILITY CLASSES
============================================ */
.s67c-text-center {
    text-align: center;
}

.s67c-mt-md {
    margin-top: var(--s67c-md);
}

.s67c-mb-md {
    margin-bottom: var(--s67c-md);
}

.s67c-mt-lg {
    margin-top: var(--s67c-lg);
}

.s67c-mb-lg {
    margin-bottom: var(--s67c-lg);
}

.s67c-hidden {
    display: none;
}