/**
 * ph465 - Gaming Website CSS Design
 * All classes use ui9d- prefix for namespace isolation
 * Color Palette: #9966CC | #1B263B | #66CDAA | #20B2AA
 * @version 1.0.0
 */

/* CSS Variables */
:root {
    --ui9d-primary: #9966CC;
    --ui9d-secondary: #66CDAA;
    --ui9d-accent: #20B2AA;
    --ui9d-bg-dark: #1B263B;
    --ui9d-bg-darker: #0D1321;
    --ui9d-text-light: #FFFFFF;
    --ui9d-text-muted: #B8C5D6;
    --ui9d-gradient: linear-gradient(135deg, #9966CC 0%, #66CDAA 100%);
    --ui9d-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    --ui9d-radius: 12px;
    --ui9d-radius-sm: 8px;
}

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

html {
    font-size: 62.5%;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--ui9d-bg-dark);
    color: var(--ui9d-text-light);
    line-height: 1.6;
    min-height: 100vh;
}

/* Container */
.ui9d-container {
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.ui9d-wrapper {
    padding: 1rem;
}

/* Header */
.ui9d-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(180deg, var(--ui9d-bg-darker) 0%, rgba(27, 38, 59, 0.95) 100%);
    padding: 0.8rem 1rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.ui9d-header-scrolled {
    background: rgba(13, 19, 33, 0.98);
    box-shadow: var(--ui9d-shadow);
}

.ui9d-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 430px;
    margin: 0 auto;
}

.ui9d-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.ui9d-logo img {
    width: 28px;
    height: 28px;
}

.ui9d-logo-text {
    font-size: 1.6rem;
    font-weight: 700;
    background: var(--ui9d-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ui9d-header-actions {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.ui9d-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.2rem;
    font-size: 1.2rem;
    font-weight: 600;
    border: none;
    border-radius: var(--ui9d-radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.ui9d-btn-primary {
    background: var(--ui9d-gradient);
    color: var(--ui9d-text-light);
}

.ui9d-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(153, 102, 204, 0.4);
}

.ui9d-btn-outline {
    background: transparent;
    border: 2px solid var(--ui9d-primary);
    color: var(--ui9d-primary);
}

.ui9d-btn-outline:hover {
    background: var(--ui9d-primary);
    color: var(--ui9d-text-light);
}

.ui9d-menu-toggle {
    background: transparent;
    border: none;
    color: var(--ui9d-text-light);
    font-size: 2rem;
    cursor: pointer;
    padding: 0.4rem;
}

/* Mobile Menu */
.ui9d-mobile-menu {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--ui9d-bg-darker);
    z-index: 9999;
    transition: right 0.3s ease;
    overflow-y: auto;
    padding: 2rem;
}

.gamef902-menu-active {
    right: 0;
}

.ui9d-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: all 0.3s ease;
}

.gamef902-overlay-active {
    opacity: 1;
    visibility: visible;
}

.ui9d-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.ui9d-menu-close {
    background: transparent;
    border: none;
    color: var(--ui9d-text-light);
    font-size: 2.4rem;
    cursor: pointer;
}

.ui9d-menu-nav {
    list-style: none;
}

.ui9d-menu-nav li {
    margin-bottom: 0.8rem;
}

.ui9d-menu-nav a {
    display: block;
    padding: 1rem;
    color: var(--ui9d-text-light);
    text-decoration: none;
    font-size: 1.4rem;
    border-radius: var(--ui9d-radius-sm);
    transition: all 0.3s ease;
}

.ui9d-menu-nav a:hover {
    background: rgba(153, 102, 204, 0.2);
    color: var(--ui9d-primary);
}

/* Carousel */
.ui9d-carousel {
    position: relative;
    margin-top: 5rem;
    overflow: hidden;
    border-radius: 0 0 var(--ui9d-radius) var(--ui9d-radius);
}

.gamef902-slide {
    display: none;
    cursor: pointer;
}

.gamef902-slide img {
    width: 100%;
    height: auto;
    display: block;
}

.ui9d-carousel-dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.6rem;
}

.gamef902-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.gamef902-dot-active {
    background: var(--ui9d-primary);
    width: 20px;
    border-radius: 4px;
}

/* Main Content */
main {
    padding-bottom: 80px;
}

.ui9d-section {
    padding: 2rem 1.5rem;
}

.ui9d-section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--ui9d-text-light);
    position: relative;
    padding-left: 1rem;
}

.ui9d-section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 70%;
    background: var(--ui9d-gradient);
    border-radius: 2px;
}

/* Game Grid */
.ui9d-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.8rem;
}

.ui9d-game-item {
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.ui9d-game-item:hover {
    transform: scale(1.05);
}

.ui9d-game-item img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--ui9d-radius-sm);
    margin-bottom: 0.4rem;
}

.ui9d-game-name {
    font-size: 1rem;
    color: var(--ui9d-text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Category Tabs */
.ui9d-category-label {
    display: inline-block;
    padding: 0.4rem 1rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--ui9d-primary);
    background: rgba(153, 102, 204, 0.15);
    border-radius: 20px;
    margin-bottom: 1rem;
}

/* Info Cards */
.ui9d-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--ui9d-radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.ui9d-card-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: var(--ui9d-secondary);
}

.ui9d-card-text {
    font-size: 1.2rem;
    color: var(--ui9d-text-muted);
    line-height: 1.8;
}

/* Feature List */
.ui9d-feature-list {
    list-style: none;
}

.ui9d-feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.ui9d-feature-list li:last-child {
    border-bottom: none;
}

.ui9d-feature-icon {
    color: var(--ui9d-secondary);
    font-size: 1.6rem;
    flex-shrink: 0;
}

/* Promotional Links */
.ui9d-promo-link {
    display: inline-block;
    color: var(--ui9d-primary);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: color 0.3s ease;
}

.ui9d-promo-link:hover {
    color: var(--ui9d-secondary);
}

.ui9d-promo-btn {
    display: block;
    width: 100%;
    padding: 1.2rem;
    font-size: 1.4rem;
    font-weight: 700;
    text-align: center;
    background: var(--ui9d-gradient);
    color: var(--ui9d-text-light);
    border: none;
    border-radius: var(--ui9d-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 1rem 0;
}

.ui9d-promo-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(153, 102, 204, 0.4);
}

/* Footer */
.ui9d-footer {
    background: var(--ui9d-bg-darker);
    padding: 2rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.ui9d-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    justify-content: center;
}

.ui9d-footer-links a {
    color: var(--ui9d-text-muted);
    text-decoration: none;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.ui9d-footer-links a:hover {
    color: var(--ui9d-primary);
}

.ui9d-partners {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.ui9d-partners img {
    height: 24px;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.ui9d-partners img:hover {
    opacity: 1;
}

.ui9d-copyright {
    text-align: center;
    font-size: 1.1rem;
    color: var(--ui9d-text-muted);
}

/* Mobile Bottom Navigation */
.ui9d-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: linear-gradient(180deg, rgba(27, 38, 59, 0.98) 0%, var(--ui9d-bg-darker) 100%);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1000;
    border-top: 1px solid rgba(153, 102, 204, 0.3);
    backdrop-filter: blur(10px);
}

.ui9d-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 60px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.ui9d-nav-item:hover {
    transform: scale(1.1);
}

.ui9d-nav-item i,
.ui9d-nav-item .material-icons {
    font-size: 24px;
    margin-bottom: 0.2rem;
    transition: color 0.3s ease;
}

.ui9d-nav-item span {
    font-size: 10px;
    color: var(--ui9d-text-muted);
    transition: color 0.3s ease;
}

.ui9d-nav-item:hover i,
.ui9d-nav-item:hover .material-icons,
.ui9d-nav-item:hover span {
    color: var(--ui9d-primary);
}

.ui9d-nav-item.ui9d-active i,
.ui9d-nav-item.ui9d-active .material-icons,
.ui9d-nav-item.ui9d-active span {
    color: var(--ui9d-secondary);
}

/* Responsive */
@media (min-width: 769px) {
    .ui9d-bottom-nav {
        display: none;
    }

    main {
        padding-bottom: 0;
    }
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.3;
}

h1 { font-size: 2.2rem; }
h2 { font-size: 1.8rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.3rem; }

p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

/* Lists */
ul, ol {
    padding-left: 2rem;
    margin-bottom: 1rem;
}

li {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

/* Links */
a {
    color: var(--ui9d-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--ui9d-secondary);
}

/* Tables */
.ui9d-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 1.2rem;
}

.ui9d-table th,
.ui9d-table td {
    padding: 0.8rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.ui9d-table th {
    background: rgba(153, 102, 204, 0.2);
    font-weight: 600;
}

/* Badges */
.ui9d-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 4px;
    background: var(--ui9d-gradient);
    color: var(--ui9d-text-light);
}

/* Utility Classes */
.ui9d-text-center { text-align: center; }
.ui9d-text-primary { color: var(--ui9d-primary); }
.ui9d-text-secondary { color: var(--ui9d-secondary); }
.ui9d-text-muted { color: var(--ui9d-text-muted); }
.ui9d-mb-1 { margin-bottom: 0.5rem; }
.ui9d-mb-2 { margin-bottom: 1rem; }
.ui9d-mb-3 { margin-bottom: 1.5rem; }
.ui9d-mt-2 { margin-top: 1rem; }
.ui9d-mt-3 { margin-top: 1.5rem; }