:root {
    /* Цветовая палитра */
    --color-bg-body: #0b0e14;
    --color-bg-card: #151a23;
    --color-bg-header: rgba(11, 14, 20, 0.95);
    
    --color-primary: #6c5ce7;
    --color-primary-dark: #5649c0;
    --color-primary-light: #a29bfe;
    
    --color-accent: #00cec9;
    --color-accent-gradient: linear-gradient(135deg, #00cec9 0%, #6c5ce7 100%);
    --color-fancy-gradient: linear-gradient(135deg, #fd79a8 0%, #e84393 100%);
    
    --color-text-main: #ffffff;
    --color-text-secondary: #a0aec0;
    --color-text-muted: #718096;
    
    --color-success: #00b894;
    --color-danger: #d63031;
    
    /* Размеры и отступы */
    --spacing-xs: 0.25rem;
    --spacing-s: 0.5rem;
    --spacing-m: 1rem;
    --spacing-l: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    --border-radius-s: 0.25rem;
    --border-radius-m: 0.75rem;
    --border-radius-l: 1.25rem;
    --border-radius-circle: 50%;
    
    /* Тени и Эффекты */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 15px rgba(108, 92, 231, 0.4);
    
    /* Типографика */
    --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-size-base: 1rem;
    --font-size-s: 0.875rem;
    --font-size-l: 1.25rem;
    --line-height-base: 1.5;
    
    /* Анимации */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    height: 100%;
}

body {
    font-family: var(--font-family-base);
    background-color: var(--color-bg-body);
    color: var(--color-text-main);
    line-height: var(--line-height-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* Icons */
.ui-icon {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    fill: currentColor;
    transition: transform var(--transition-fast);
}

/* Layout */
#root {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

#page-container {
    flex: 1;
    padding-top: var(--spacing-xl);
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding-left: var(--spacing-m);
    padding-right: var(--spacing-m);
}

/* Header Styling */
.ui-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: var(--color-bg-header);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    height: 4.5rem;
    display: flex;
    align-items: center;
    transition: background-color var(--transition-base);
}

.ui-header__wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--spacing-m);
}

.ui-header__container {
    display: flex;
    align-items: center;
    gap: var(--spacing-l);
}

.ui-logo {
    display: block;
    width: 8rem;
    height: 2.5rem;
    background: var(--color-accent-gradient); /* Placeholder for logo img */
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 30'%3E%3Ctext y='20' font-size='20' font-weight='bold'%3ELOGO%3C/text%3E%3C/svg%3E") no-repeat center;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 30'%3E%3Ctext y='20' font-size='20' font-weight='bold'%3ELOGO%3C/text%3E%3C/svg%3E") no-repeat center;
    background-size: cover;
}

.ui-header__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-m);
}

.ui-header__item a {
    font-weight: 500;
    font-size: var(--font-size-s);
    color: var(--color-text-main);
}

.ui-header__item a:hover {
    color: var(--color-primary-light);
}

/* Button Styles */
.ui-button-base {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-m);
    font-weight: 600;
    font-size: var(--font-size-s);
    letter-spacing: 0.02em;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.ui-button_kind_primary {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.ui-button_kind_primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 92, 231, 0.5);
}

.ui-button_kind_fancy {
    background: var(--color-fancy-gradient);
    color: #fff;
    box-shadow: 0 4px 15px rgba(232, 67, 147, 0.3);
}

.ui-button_kind_fancy:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 67, 147, 0.5);
    filter: brightness(1.1);
}

.ui-button_kind_link {
    background: transparent;
    color: var(--color-text-main);
    padding: 0.5rem;
}

.ui-button_kind_link:hover {
    color: var(--color-accent);
    background: rgba(255, 255, 255, 0.05);
}

/* Side Menu Overlay */
.ui-side-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    z-index: 200;
    visibility: hidden;
    opacity: 0;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.ui-side-menu_opened {
    visibility: visible;
    opacity: 1;
}

.ui-side-menu__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.ui-side-menu__aside {
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 100%;
    background: var(--color-bg-card);
    transform: translateX(100%);
    transition: transform var(--transition-smooth);
    display: flex;
    flex-direction: column;
    padding: var(--spacing-l);
    box-shadow: -5px 0 30px rgba(0,0,0,0.5);
}

.ui-side-menu_opened .ui-side-menu__aside {
    transform: translateX(0);
}

.ui-side-menu__close {
    display: flex;
    justify-content: flex-end;
    margin-bottom: var(--spacing-l);
}

.side-menu-sections {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-s);
    flex: 1;
    overflow-y: auto;
}

.side-menu-sections__link {
    padding: var(--spacing-m);
    border-radius: var(--border-radius-m);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    transition: all var(--transition-fast);
}

.side-menu-sections__link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-main);
    transform: translateX(5px);
}

.ui-side-menu__bottom {
    margin-top: auto;
    padding-top: var(--spacing-l);
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Top Tabs Navigation */
.head-tabs-menu {
    background: var(--color-bg-body);
    padding: var(--spacing-s) 0;
    margin-top: 4.5rem; /* Offset fixed header */
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.ui-head-tabs {
    display: flex;
    gap: var(--spacing-l);
    overflow-x: auto;
    padding: 0 var(--spacing-m);
    scrollbar-width: none;
    max-width: 1440px;
    margin: 0 auto;
}

.ui-head-tabs::-webkit-scrollbar {
    display: none;
}

.ui-head-tabs__item {
    display: flex;
    align-items: center;
    padding: var(--spacing-s) 0;
    color: var(--color-text-secondary);
    white-space: nowrap;
    position: relative;
    font-weight: 500;
}

.ui-head-tabs__item:hover,
.ui-head-tabs__item.active {
    color: var(--color-text-main);
}

.ui-head-tabs__item::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-base);
    box-shadow: 0 0 10px var(--color-accent);
}

.ui-head-tabs__item:hover::after {
    width: 100%;
}

/* Banner Slider */
.banner-slider {
    margin: var(--spacing-l) 0;
    border-radius: var(--border-radius-l);
    overflow: hidden;
}

.ui-main-banner {
    position: relative;
    height: clamp(300px, 40vh, 500px);
    display: flex;
    align-items: center;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-l);
    overflow: hidden;
}

.ui-main-banner_color_gradient-2 {
    background: linear-gradient(120deg, #2d3436 0%, #000000 100%);
}

.ui-main-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-accent-gradient);
    opacity: 0.15;
    z-index: 0;
}

.ui-main-banner__inner {
    display: flex;
    justify-content: space-between;
    width: 100%;
    position: relative;
    z-index: 1;
}

.ui-main-banner__inner-description {
    max-width: 60%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--spacing-l);
}

.ui-main-banner__title p {
    font-size: clamp(1.5rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    background: linear-gradient(to right, #fff, #a29bfe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
}

.ui-main-banner__action-button {
    align-self: flex-start;
}

/* Games Menu Grid */
.games-menu {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--spacing-m);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-m) 0;
}

.games-menu__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-m);
    background: var(--color-bg-card);
    border-radius: var(--border-radius-m);
    transition: all var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.05);
    aspect-ratio: 1;
}

.games-menu__item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.games-menu__icon {
    width: 3rem;
    height: 3rem;
    margin-bottom: var(--spacing-s);
    color: var(--color-primary-light);
    transition: color var(--transition-fast);
}

.games-menu__item:hover .games-menu__icon {
    color: var(--color-accent);
    transform: scale(1.1);
}

.games-menu__item-title {
    font-size: var(--font-size-s);
    font-weight: 600;
    text-align: center;
}

/* Games Slider & Sections */
.home-page-games-slider {
    margin-bottom: var(--spacing-xxl);
    position: relative;
}

.games-slider-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-s);
    margin-bottom: var(--spacing-m);
    color: var(--color-text-main);
    cursor: pointer;
}

.games-slider-title__el .ui-icon {
    color: var(--color-accent);
}

.games-slider-title:hover span {
    color: var(--color-accent);
}

/* Swiper overrides/setup */
.swiper {
    width: 100%;
    height: 100%;
    padding-bottom: var(--spacing-m);
}

.swiper-wrapper {
    display: flex;
    gap: var(--spacing-m);
}

.swiper-slide.games-slider-item {
    width: 200px; /* Default width */
    flex-shrink: 0;
}

/* Game Card Styles */
.game-card {
    position: relative;
    border-radius: var(--border-radius-m);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.ui-card {
    background: var(--color-bg-card);
    border-radius: var(--border-radius-m);
    overflow: hidden;
    height: 100%;
}

.ui-card-body {
    position: relative;
}

.ui-card-media {
    position: relative;
    width: 100%;
    aspect-ratio: 3/4; /* Standard slot aspect ratio */
    background: #2d3436;
    overflow: hidden;
}

.ui-card-media__image {
    width: 100%;
    height: 100%;
}

/* Placeholder loading effect */
.ui-image-loader-wrapper {
    width: 100%;
    height: 100%;
    background: linear-gradient(110deg, #151a23 8%, #1f2530 18%, #151a23 33%);
    background-size: 200% 100%;
    animation: shimmer 1.5s linear infinite;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.ui-card:hover .ui-card-media {
    transform: scale(1.05);
}

.ui-card-media {
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Overlays & Chips */
.ui-card-media__wrapper {
    position: absolute;
    top: var(--spacing-s);
    left: var(--spacing-s);
    z-index: 10;
}

.ui-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius-s);
    background: var(--color-success);
    color: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.ui-chip_kind_success {
    background: linear-gradient(135deg, #00b894, #00cec9);
}

.ui-typography_transforms_uppercase {
    text-transform: uppercase;
    font-weight: 700;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

/* Navigation Buttons (Arrows) */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all var(--transition-fast);
    backdrop-filter: blur(4px);
    color: var(--color-text-main);
}

.slider-btn:hover {
    background: var(--color-primary);
    box-shadow: 0 0 10px var(--color-primary);
}

.slider-btn-prev {
    left: -1.25rem;
    transform: translateY(-50%) rotate(180deg);
}

.slider-btn-next {
    right: -1.25rem;
}

/* Form Elements (Implicitly requested generic styles) */
input[type="text"],
input[type="email"],
input[type="password"] {
    width: 100%;
    padding: var(--spacing-m);
    border-radius: var(--border-radius-m);
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(0,0,0,0.2);
    color: var(--color-text-main);
    outline: none;
    transition: border-color var(--transition-fast);
}

input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(108, 92, 231, 0.2);
}

/* Media Queries */
@media (max-width: 1024px) {
    .ui-main-banner__title p {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .ui-header {
        height: 3.5rem;
    }
    
    .head-tabs-menu {
        margin-top: 3.5rem;
    }
    
    .ui-header__menu {
        display: none; /* Hide default menu, use burger */
    }
    
    .ui-main-banner {
        flex-direction: column;
        align-items: flex-start;
        height: auto;
        padding: var(--spacing-l);
    }
    
    .ui-main-banner__inner-description {
        max-width: 100%;
        text-align: left;
    }
    
    .games-menu {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .slider-btn {
        display: none; /* Hide arrows on mobile, rely on swipe */
    }
    
    .swiper-slide.games-slider-item {
        width: 140px;
    }
    
    #page-container {
        padding-left: var(--spacing-s);
        padding-right: var(--spacing-s);
    }
}

@media (max-width: 480px) {
    .games-menu {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .ui-logo {
        width: 6rem;
    }
    
    .ui-main-banner__title p {
        font-size: 1.5rem;
    }
}