/**
 * Blucky Core Stylesheet
 * Prefix: gb72-
 * Version: 1.0.0
 */

/* CSS Variables */
:root {
    --gb72-bg-dark: #0D1117;
    --gb72-cyan: #00CED1;
    --gb72-green-light: #9AFF9A;
    --gb72-lime: #7FFF00;
    --gb72-blue: #1E90FF;
    --gb72-text-light: #ffffff;
    --gb72-text-muted: #8b949e;
    --gb72-card-bg: #161b22;
    --gb72-border: #30363d;
    --gb72-gradient: linear-gradient(135deg, #00CED1, #1E90FF);
}

/* Reset and Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 62.5%;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--gb72-bg-dark);
    color: var(--gb72-text-light);
    line-height: 1.5rem;
    min-height: 100vh;
}

/* Container */
.gb72-container {
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.6rem;
}

.gb72-wrapper {
    width: 100%;
    padding: 1.6rem 0;
}

/* Header Styles */
.gb72-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(13, 17, 23, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gb72-border);
    z-index: 1000;
    padding: 1rem 1.6rem;
}

.gb72-header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 430px;
    margin: 0 auto;
}

.gb72-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
}

.gb72-logo img {
    width: 28px;
    height: 28px;
}

.gb72-logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--gb72-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gb72-header-btns {
    display: flex;
    gap: 0.8rem;
}

.gb72-btn {
    padding: 0.8rem 1.6rem;
    border-radius: 8px;
    font-size: 1.3rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.gb72-btn-primary {
    background: var(--gb72-gradient);
    color: var(--gb72-bg-dark);
}

.gb72-btn-secondary {
    background: transparent;
    border: 1px solid var(--gb72-cyan);
    color: var(--gb72-cyan);
}

.gb72-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 206, 209, 0.3);
}

.gb72-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--gb72-cyan);
    font-size: 2.4rem;
    cursor: pointer;
}

/* Navigation */
.gb72-nav {
    display: flex;
    gap: 2rem;
}

.gb72-nav a {
    color: var(--gb72-text-muted);
    text-decoration: none;
    font-size: 1.4rem;
    transition: color 0.3s;
}

.gb72-nav a:hover {
    color: var(--gb72-cyan);
}

/* Mobile Menu */
.gb72-mobile-menu {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--gb72-card-bg);
    z-index: 9999;
    transition: right 0.3s ease;
    padding: 6rem 2rem 2rem;
    overflow-y: auto;
}

.gb72-menu-active {
    right: 0;
}

.gb72-mobile-menu a {
    display: block;
    padding: 1.2rem 0;
    color: var(--gb72-text-light);
    text-decoration: none;
    font-size: 1.5rem;
    border-bottom: 1px solid var(--gb72-border);
    transition: color 0.3s;
}

.gb72-mobile-menu a:hover {
    color: var(--gb72-cyan);
}

.gb72-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.gb72-overlay-active {
    opacity: 1;
    visibility: visible;
}

/* Main Content */
.gb72-main {
    padding-top: 7rem;
    padding-bottom: 8rem;
}

@media (max-width: 768px) {
    .gb72-main {
        padding-bottom: 80px;
    }
}

/* Carousel/Slider */
.gb72-carousel {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.gb72-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.5s ease;
    cursor: pointer;
}

.gb72-slide-active {
    opacity: 1;
}

.gb72-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Sections */
.gb72-section {
    margin-bottom: 3rem;
}

.gb72-section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: var(--gb72-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gb72-section-desc {
    font-size: 1.4rem;
    color: var(--gb72-text-muted);
    line-height: 2.2rem;
    margin-bottom: 1.5rem;
}

/* Game Grid */
.gb72-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.gb72-game-item {
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s;
}

.gb72-game-item:hover {
    transform: scale(1.05);
}

.gb72-game-icon {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 12px;
    object-fit: cover;
    margin-bottom: 0.5rem;
}

.gb72-game-name {
    font-size: 1.1rem;
    color: var(--gb72-text-light);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Category Title */
.gb72-category-title {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--gb72-lime);
    margin-bottom: 1rem;
    padding-left: 1rem;
    border-left: 3px solid var(--gb72-lime);
}

/* Cards */
.gb72-card {
    background: var(--gb72-card-bg);
    border-radius: 12px;
    padding: 1.6rem;
    border: 1px solid var(--gb72-border);
    margin-bottom: 1.5rem;
}

.gb72-card-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gb72-cyan);
    margin-bottom: 1rem;
}

.gb72-card-text {
    font-size: 1.3rem;
    color: var(--gb72-text-muted);
    line-height: 2rem;
}

/* Footer */
.gb72-footer {
    background: var(--gb72-card-bg);
    border-top: 1px solid var(--gb72-border);
    padding: 3rem 1.6rem 10rem;
}

.gb72-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.gb72-footer-links a {
    color: var(--gb72-text-muted);
    text-decoration: none;
    font-size: 1.2rem;
    transition: color 0.3s;
}

.gb72-footer-links a:hover {
    color: var(--gb72-cyan);
}

.gb72-partners {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 2rem;
}

.gb72-partners img {
    width: 48px;
    height: auto;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.gb72-partners img:hover {
    opacity: 1;
}

.gb72-copyright {
    text-align: center;
    color: var(--gb72-text-muted);
    font-size: 1.2rem;
}

/* Mobile Bottom Navigation */
.gb72-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(13, 17, 23, 0.98);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--gb72-border);
    z-index: 1000;
    padding: 0.8rem 0;
    display: none;
}

@media (max-width: 768px) {
    .gb72-bottom-nav {
        display: flex;
        justify-content: space-around;
        align-items: center;
        height: 64px;
    }
}

.gb72-nav-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    background: transparent;
    border: none;
    color: var(--gb72-text-muted);
    cursor: pointer;
    min-width: 60px;
    min-height: 60px;
    transition: all 0.3s;
}

.gb72-nav-btn:hover,
.gb72-nav-btn-active {
    color: var(--gb72-cyan);
}

.gb72-nav-btn i,
.gb72-nav-btn .material-icons {
    font-size: 24px;
}

.gb72-nav-btn span {
    font-size: 10px;
    font-weight: 500;
}

/* Promotional Links */
.gb72-promo-link {
    color: var(--gb72-lime);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: color 0.3s;
}

.gb72-promo-link:hover {
    color: var(--gb72-cyan);
}

.gb72-promo-btn {
    display: inline-block;
    padding: 1rem 2.4rem;
    background: var(--gb72-gradient);
    color: var(--gb72-bg-dark);
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s;
}

.gb72-promo-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 206, 209, 0.4);
}

/* Lists */
.gb72-list {
    list-style: none;
}

.gb72-list li {
    padding: 0.8rem 0;
    padding-left: 2rem;
    position: relative;
    font-size: 1.3rem;
    color: var(--gb72-text-muted);
}

.gb72-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--gb72-cyan);
    border-radius: 50%;
}

/* RTP Section */
.gb72-rtp-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.gb72-rtp-item {
    background: var(--gb72-card-bg);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    border: 1px solid var(--gb72-border);
}

.gb72-rtp-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gb72-lime);
}

.gb72-rtp-label {
    font-size: 1.1rem;
    color: var(--gb72-text-muted);
}

/* FAQ Section */
.gb72-faq-item {
    background: var(--gb72-card-bg);
    border-radius: 8px;
    padding: 1.2rem;
    margin-bottom: 1rem;
    border: 1px solid var(--gb72-border);
}

.gb72-faq-q {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--gb72-cyan);
    margin-bottom: 0.5rem;
}

.gb72-faq-a {
    font-size: 1.3rem;
    color: var(--gb72-text-muted);
    line-height: 1.8rem;
}

/* Responsive */
@media (max-width: 430px) {
    .gb72-game-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.8rem;
    }

    .gb72-game-name {
        font-size: 1rem;
    }
}

@media (min-width: 431px) and (max-width: 768px) {
    .gb72-game-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

@media (min-width: 769px) {
    .gb72-container {
        max-width: 768px;
    }

    .gb72-bottom-nav {
        display: none !important;
    }

    .gb72-main {
        padding-bottom: 3rem;
    }

    .gb72-game-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .gb72-footer {
        padding-bottom: 3rem;
    }
}

/* Utilities */
.gb72-text-center { text-align: center; }
.gb72-mt-2 { margin-top: 2rem; }
.gb72-mb-2 { margin-bottom: 2rem; }
.gb72-py-2 { padding-top: 2rem; padding-bottom: 2rem; }