/**
 * FB7 Gaming Platform - Main Stylesheet
 * Version: 1.0.0
 * Prefix: pg3a-
 */

/* CSS Variables */
:root {
    --pg3a-primary: #1a1a2e;
    --pg3a-secondary: #16213e;
    --pg3a-accent: #e94560;
    --pg3a-accent-hover: #ff6b6b;
    --pg3a-gold: #ffd700;
    --pg3a-gold-dark: #b8860b;
    --pg3a-text: #ffffff;
    --pg3a-text-muted: #a0a0a0;
    --pg3a-card-bg: #0f0f23;
    --pg3a-card-border: #2a2a4a;
    --pg3a-gradient-start: #1a1a2e;
    --pg3a-gradient-end: #0f3460;
    --pg3a-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --pg3a-radius: 12px;
    --pg3a-radius-sm: 8px;
    --pg3a-transition: all 0.3s ease;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--pg3a-gradient-start), var(--pg3a-gradient-end));
    color: var(--pg3a-text);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Container */
.pg3a-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Header */
.pg3a-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 12px 0;
    border-bottom: 1px solid var(--pg3a-card-border);
}

.pg3a-header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.pg3a-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pg3a-logo-img {
    width: 40px;
    height: 40px;
}

.pg3a-logo-text {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(90deg, var(--pg3a-gold), var(--pg3a-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pg3a-header-btns {
    display: flex;
    gap: 12px;
}

.pg3a-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--pg3a-radius-sm);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--pg3a-transition);
    border: none;
}

.pg3a-btn-login {
    background: transparent;
    border: 2px solid var(--pg3a-accent);
    color: var(--pg3a-accent);
}

.pg3a-btn-login:hover {
    background: var(--pg3a-accent);
    color: var(--pg3a-text);
}

.pg3a-btn-register {
    background: linear-gradient(135deg, var(--pg3a-accent), var(--pg3a-gold));
    color: var(--pg3a-text);
}

.pg3a-btn-register:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(233, 69, 96, 0.4);
}

.pg3a-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--pg3a-text);
    font-size: 24px;
    cursor: pointer;
}

/* Desktop Navigation */
.pg3a-desktop-nav {
    display: flex;
    gap: 24px;
}

.pg3a-nav-link {
    color: var(--pg3a-text-muted);
    font-weight: 500;
    transition: var(--pg3a-transition);
    position: relative;
}

.pg3a-nav-link:hover {
    color: var(--pg3a-gold);
}

.pg3a-nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--pg3a-gold);
    transition: var(--pg3a-transition);
}

.pg3a-nav-link:hover::after {
    width: 100%;
}

/* Hero Section */
.pg3a-hero {
    padding: 120px 16px 60px;
    text-align: center;
    background: linear-gradient(180deg, rgba(233, 69, 96, 0.1), transparent);
}

.pg3a-hero-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(90deg, var(--pg3a-text), var(--pg3a-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pg3a-hero-subtitle {
    font-size: 18px;
    color: var(--pg3a-text-muted);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.pg3a-hero-btns {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.pg3a-btn-primary {
    background: linear-gradient(135deg, var(--pg3a-accent), #ff8a5b);
    padding: 14px 32px;
    font-size: 16px;
}

.pg3a-btn-secondary {
    background: transparent;
    border: 2px solid var(--pg3a-gold);
    color: var(--pg3a-gold);
    padding: 14px 32px;
    font-size: 16px;
}

/* Section Styles */
.pg3a-section {
    padding: 60px 16px;
}

.pg3a-section-title {
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

.pg3a-section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--pg3a-accent), var(--pg3a-gold));
    margin: 12px auto 0;
    border-radius: 2px;
}

/* Category Tabs */
.pg3a-cat-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.pg3a-cat-tab {
    padding: 10px 24px;
    background: var(--pg3a-card-bg);
    border: 1px solid var(--pg3a-card-border);
    border-radius: 50px;
    color: var(--pg3a-text-muted);
    cursor: pointer;
    transition: var(--pg3a-transition);
    font-weight: 500;
}

.pg3a-cat-tab:hover,
.pg3a-cat-active {
    background: linear-gradient(135deg, var(--pg3a-accent), var(--pg3a-gold-dark));
    color: var(--pg3a-text);
    border-color: transparent;
}

/* Game Grid */
.pg3a-game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 16px;
}

.pg3a-game-card {
    background: var(--pg3a-card-bg);
    border-radius: var(--pg3a-radius);
    overflow: hidden;
    border: 1px solid var(--pg3a-card-border);
    transition: var(--pg3a-transition);
    cursor: pointer;
}

.pg3a-game-card:hover {
    transform: translateY(-5px);
    border-color: var(--pg3a-accent);
    box-shadow: var(--pg3a-shadow);
}

.pg3a-game-img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.pg3a-game-name {
    padding: 12px;
    text-align: center;
    font-weight: 500;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Features Section */
.pg3a-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.pg3a-feature-card {
    background: var(--pg3a-card-bg);
    border: 1px solid var(--pg3a-card-border);
    border-radius: var(--pg3a-radius);
    padding: 32px;
    text-align: center;
    transition: var(--pg3a-transition);
}

.pg3a-feature-card:hover {
    border-color: var(--pg3a-accent);
    transform: translateY(-3px);
}

.pg3a-feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--pg3a-accent), var(--pg3a-gold));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 28px;
}

.pg3a-feature-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.pg3a-feature-desc {
    color: var(--pg3a-text-muted);
    font-size: 14px;
}

/* Footer */
.pg3a-footer {
    background: var(--pg3a-card-bg);
    border-top: 1px solid var(--pg3a-card-border);
    padding: 40px 16px 100px;
}

.pg3a-footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin-bottom: 32px;
}

.pg3a-footer-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--pg3a-gold);
}

.pg3a-footer-links {
    list-style: none;
}

.pg3a-footer-links li {
    margin-bottom: 8px;
}

.pg3a-footer-links a {
    color: var(--pg3a-text-muted);
    transition: var(--pg3a-transition);
}

.pg3a-footer-links a:hover {
    color: var(--pg3a-accent);
}

.pg3a-footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--pg3a-card-border);
    color: var(--pg3a-text-muted);
    font-size: 14px;
}

/* Mobile Bottom Navigation */
.pg3a-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(26, 26, 46, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 8px 0;
    border-top: 1px solid var(--pg3a-card-border);
    display: none;
}

.pg3a-bottom-nav-inner {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.pg3a-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 56px;
    cursor: pointer;
    transition: var(--pg3a-transition);
    color: var(--pg3a-text-muted);
    border-radius: 8px;
}

.pg3a-nav-item:hover,
.pg3a-nav-active {
    color: var(--pg3a-gold);
}

.pg3a-nav-item i,
.pg3a-nav-item .material-icons {
    font-size: 24px;
    margin-bottom: 4px;
}

.pg3a-nav-item span {
    font-size: 11px;
    font-weight: 500;
}

/* Mobile Menu */
.pg3a-mobile-menu {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--pg3a-primary);
    z-index: 9999;
    transition: var(--pg3a-transition);
    padding: 20px;
    overflow-y: auto;
}

.pg3a-menu-active {
    right: 0;
}

.pg3a-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: var(--pg3a-transition);
}

.pg3a-overlay-active {
    opacity: 1;
    visibility: visible;
}

.pg3a-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--pg3a-card-border);
}

.pg3a-menu-close {
    background: none;
    border: none;
    color: var(--pg3a-text);
    font-size: 24px;
    cursor: pointer;
}

.pg3a-menu-links {
    list-style: none;
}

.pg3a-menu-links li {
    margin-bottom: 8px;
}

.pg3a-menu-links a {
    display: block;
    padding: 12px 16px;
    color: var(--pg3a-text);
    border-radius: var(--pg3a-radius-sm);
    transition: var(--pg3a-transition);
}

.pg3a-menu-links a:hover {
    background: var(--pg3a-card-bg);
    color: var(--pg3a-gold);
}

/* Scroll to Top */
.pg3a-scroll-top {
    position: fixed;
    bottom: 80px;
    right: 16px;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--pg3a-accent), var(--pg3a-gold));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--pg3a-transition);
    z-index: 999;
    border: none;
    color: var(--pg3a-text);
    font-size: 20px;
}

.pg3a-visible {
    opacity: 1;
    visibility: visible;
}

.pg3a-scroll-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(233, 69, 96, 0.4);
}

/* Responsive Styles */
@media (max-width: 768px) {
    .pg3a-header-btns .pg3a-btn {
        padding: 8px 16px;
        font-size: 12px;
    }

    .pg3a-desktop-nav {
        display: none;
    }

    .pg3a-menu-toggle {
        display: block;
    }

    .pg3a-bottom-nav {
        display: block;
    }

    .pg3a-hero {
        padding: 100px 16px 40px;
    }

    .pg3a-hero-title {
        font-size: 28px;
    }

    .pg3a-hero-subtitle {
        font-size: 14px;
    }

    .pg3a-section {
        padding: 40px 16px 80px;
    }

    .pg3a-section-title {
        font-size: 22px;
    }

    .pg3a-game-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    .pg3a-game-name {
        font-size: 12px;
        padding: 8px;
    }

    .pg3a-footer {
        padding-bottom: 100px;
    }
}

@media (max-width: 430px) {
    .pg3a-game-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pg3a-hero-title {
        font-size: 24px;
    }

    .pg3a-hero-btns {
        flex-direction: column;
        align-items: center;
    }

    .pg3a-btn-primary,
    .pg3a-btn-secondary {
        width: 100%;
        max-width: 280px;
    }
}

/* Animations */
.pg3a-animate {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.pg3a-animated {
    opacity: 1;
    transform: translateY(0);
}

/* Utility Classes */
.pg3a-text-center { text-align: center; }
.pg3a-text-gold { color: var(--pg3a-gold); }
.pg3a-text-accent { color: var(--pg3a-accent); }
.pg3a-mt-20 { margin-top: 20px; }
.pg3a-mb-20 { margin-bottom: 20px; }
.pg3a-hidden { display: none !important; }