/**
 * LoveJili Platform - Design System
 * Version: 1.0.0
 * Color Palette: #CCCCCC | #3C3C3C | #3A3A3A | #4A4A4A | #8B0000 | #F8F8FF
 * Class Prefix: g9a1-
 */

/* ==================== Root Variables ==================== */
:root {
    --g9a1-bg-primary: #3A3A3A;
    --g9a1-bg-secondary: #3C3C3C;
    --g9a1-bg-tertiary: #4A4A4A;
    --g9a1-accent: #8B0000;
    --g9a1-accent-hover: #A00000;
    --g9a1-text-primary: #F8F8FF;
    --g9a1-text-secondary: #CCCCCC;
    --g9a1-border-color: #4A4A4A;
    --g9a1-overlay-bg: rgba(58, 58, 58, 0.98);
    --g9a1-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    --g9a1-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
}

/* ==================== Base Reset ==================== */
*, *::before, *::after {
    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: 1.6;
    color: var(--g9a1-text-primary);
    background-color: var(--g9a1-bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ==================== Typography ==================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--g9a1-text-primary);
    margin-bottom: 1.2rem;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.4rem; }
h3 { font-size: 2.0rem; }
h4 { font-size: 1.8rem; }
h5 { font-size: 1.6rem; }
h6 { font-size: 1.4rem; }

p {
    margin-bottom: 1rem;
    color: var(--g9a1-text-secondary);
}

a {
    color: var(--g9a1-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--g9a1-accent-hover);
}

/* ==================== Layout ==================== */
.g9a1-container {
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.g9a1-section {
    padding: 3rem 0;
}

main {
    padding-bottom: 80px;
}

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

/* ==================== Header ==================== */
.g9a1-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--g9a1-bg-secondary);
    border-bottom: 1px solid var(--g9a1-border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.g9a1-header-scrolled {
    box-shadow: var(--g9a1-shadow);
}

.g9a1-header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 1.5rem;
    max-width: 430px;
    margin: 0 auto;
}

.g9a1-logo {
    font-size: 2rem;
    font-weight: 800;
    color: var(--g9a1-text-primary);
    letter-spacing: -0.5px;
}

.g9a1-logo span {
    color: var(--g9a1-accent);
}

.g9a1-header-buttons {
    display: flex;
    gap: 1rem;
}

.g9a1-btn {
    padding: 0.8rem 1.6rem;
    font-size: 1.4rem;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.g9a1-btn-register {
    background-color: var(--g9a1-accent);
    color: var(--g9a1-text-primary);
}

.g9a1-btn-register:hover {
    background-color: var(--g9a1-accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--g9a1-shadow);
}

.g9a1-btn-login {
    background-color: transparent;
    color: var(--g9a1-text-primary);
    border: 2px solid var(--g9a1-accent);
}

.g9a1-btn-login:hover {
    background-color: var(--g9a1-accent);
    transform: translateY(-2px);
}

/* ==================== Mobile Menu ==================== */
.g9a1-menu-toggle {
    display: block;
    background: none;
    border: none;
    color: var(--g9a1-text-primary);
    font-size: 2.4rem;
    cursor: pointer;
    padding: 0.5rem;
}

@media (min-width: 769px) {
    .g9a1-menu-toggle {
        display: none;
    }
}

.g9a1-mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--g9a1-overlay-bg);
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.g9a1-mobile-menu-overlay.g9a1-menu-open {
    opacity: 1;
    visibility: visible;
}

.g9a1-mobile-menu {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 400px;
    background-color: var(--g9a1-bg-secondary);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
}

.g9a1-menu-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--g9a1-text-secondary);
    font-size: 2.8rem;
    cursor: pointer;
    padding: 0.5rem;
}

.g9a1-menu-links {
    list-style: none;
    margin-top: 2rem;
}

.g9a1-menu-links li {
    margin-bottom: 1.5rem;
}

.g9a1-menu-links a {
    font-size: 1.8rem;
    color: var(--g9a1-text-primary);
    display: block;
    padding: 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.g9a1-menu-links a:hover {
    background-color: var(--g9a1-bg-tertiary);
    color: var(--g9a1-accent);
}

/* ==================== Hero Section ==================== */
.g9a1-hero {
    margin-top: 70px;
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--g9a1-bg-primary) 0%, var(--g9a1-bg-secondary) 100%);
    text-align: center;
}

.g9a1-hero-title {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    color: var(--g9a1-text-primary);
}

.g9a1-hero-subtitle {
    font-size: 1.8rem;
    color: var(--g9a1-text-secondary);
    margin-bottom: 2rem;
}

.g9a1-hero-cta {
    display: inline-block;
    padding: 1.2rem 3rem;
    background-color: var(--g9a1-accent);
    color: var(--g9a1-text-primary);
    font-size: 1.6rem;
    font-weight: 700;
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: var(--g9a1-shadow);
}

.g9a1-hero-cta:hover {
    background-color: var(--g9a1-accent-hover);
    transform: translateY(-3px);
    box-shadow: var(--g9a1-shadow-lg);
}

/* ==================== Game Grid ==================== */
.g9a1-game-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.g9a1-game-card {
    background-color: var(--g9a1-bg-secondary);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--g9a1-border-color);
}

.g9a1-game-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--g9a1-shadow-lg);
    border-color: var(--g9a1-accent);
}

.g9a1-game-card.g9a1-card-clicked {
    transform: scale(0.95);
}

.g9a1-game-image {
    width: 100%;
    aspect-ratio: 1/1;
    object-fit: cover;
    display: block;
}

.g9a1-game-name {
    padding: 0.8rem;
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    color: var(--g9a1-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ==================== Category Tabs ==================== */
.g9a1-category-tabs {
    display: flex;
    gap: 0.8rem;
    overflow-x: auto;
    padding: 1rem 0;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.g9a1-category-tabs::-webkit-scrollbar {
    display: none;
}

.g9a1-tab-btn {
    flex-shrink: 0;
    padding: 0.8rem 1.5rem;
    background-color: var(--g9a1-bg-secondary);
    color: var(--g9a1-text-secondary);
    border: 1px solid var(--g9a1-border-color);
    border-radius: 20px;
    font-size: 1.3rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.g9a1-tab-btn:hover,
.g9a1-tab-btn.g9a1-tab-active {
    background-color: var(--g9a1-accent);
    color: var(--g9a1-text-primary);
    border-color: var(--g9a1-accent);
}

/* ==================== Bottom Navigation ==================== */
.g9a1-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--g9a1-bg-secondary);
    border-top: 2px solid var(--g9a1-accent);
    z-index: 1000;
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 62px;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.3);
}

@media (min-width: 769px) {
    .g9a1-bottom-nav {
        display: none;
    }
}

.g9a1-nav-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 60px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    transition: all 0.3s ease;
    color: var(--g9a1-text-secondary);
}

.g9a1-nav-btn:hover,
.g9a1-nav-btn.g9a1-nav-active {
    color: var(--g9a1-accent);
    transform: scale(1.1);
}

.g9a1-nav-icon {
    font-size: 22px;
    margin-bottom: 4px;
}

.g9a1-nav-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

/* ==================== Footer ==================== */
.g9a1-footer {
    background-color: var(--g9a1-bg-secondary);
    padding: 3rem 0 8rem 0;
    border-top: 1px solid var(--g9a1-border-color);
}

@media (min-width: 769px) {
    .g9a1-footer {
        padding-bottom: 3rem;
    }
}

.g9a1-footer-content {
    text-align: center;
}

.g9a1-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.g9a1-footer-links a {
    color: var(--g9a1-text-secondary);
    font-size: 1.4rem;
}

.g9a1-footer-links a:hover {
    color: var(--g9a1-accent);
}

.g9a1-footer-copy {
    color: var(--g9a1-text-secondary);
    font-size: 1.2rem;
}

.g9a1-partners {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.g9a1-partner-badge {
    width: 80px;
    height: 40px;
    background-color: var(--g9a1-bg-tertiary);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--g9a1-text-secondary);
    font-weight: 700;
}

/* ==================== Utility Classes ==================== */
.g9a1-text-center {
    text-align: center;
}

.g9a1-mt-1 { margin-top: 1rem; }
.g9a1-mt-2 { margin-top: 2rem; }
.g9a1-mt-3 { margin-top: 3rem; }

.g9a1-mb-1 { margin-bottom: 1rem; }
.g9a1-mb-2 { margin-bottom: 2rem; }
.g9a1-mb-3 { margin-bottom: 3rem; }

.g9a1-p-1 { padding: 1rem; }
.g9a1-p-2 { padding: 2rem; }
.g9a1-p-3 { padding: 3rem; }

/* ==================== Animations ==================== */
@keyframes g9a1fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.g9a1-animate-fade-in {
    animation: g9a1fadeIn 0.6s ease-out;
}

/* ==================== Responsive ==================== */
@media (min-width: 769px) {
    .g9a1-container {
        max-width: 1200px;
    }

    .g9a1-game-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .g9a1-hero-title {
        font-size: 4rem;
    }
}