:root {
    /* Цветовая палитра - тема Казино (Темный фон, золото, огонь) */
    --c-bg-body: #0a0a0a;
    --c-bg-card: #1a1a1a;
    --c-bg-header: linear-gradient(135deg, #2b0a0a 0%, #1a0505 100%);
    
    --c-primary: #ffcc00; /* Золото */
    --c-primary-hover: #ffe066;
    --c-accent: #ff4500; /* Огненно-оранжевый */
    --c-accent-grad-start: #ff8c00;
    --c-accent-grad-end: #ff0000;
    
    --c-text-main: #e0e0e0;
    --c-text-muted: #a0a0a0;
    --c-text-heading: #ffffff;
    
    /* Размеры и отступы */
    --gap-sm: 0.5rem;
    --gap-md: 1rem;
    --gap-lg: 2rem;
    --gap-xl: 4rem;
    
    --radius-sm: 0.25rem;
    --radius-md: 0.75rem;
    --radius-lg: 1.5rem;
    
    /* Тени и эффекты */
    --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(255, 69, 0, 0.4);
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', 'Roboto', system-ui, -apple-system, sans-serif;
    background-color: var(--c-bg-body);
    color: var(--c-text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Typography --- */
h1, h2, h3 {
    color: var(--c-text-heading);
    margin-bottom: var(--gap-md);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: clamp(1.75rem, 5vw, 3.5rem);
    text-transform: uppercase;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
    margin: var(--gap-lg) 0;
}

h1 span {
    font-size: 0.6em;
    color: var(--c-primary);
    display: block;
    margin-bottom: var(--gap-sm);
    letter-spacing: 0.1em;
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    border-left: 4px solid var(--c-accent);
    padding-left: var(--gap-md);
    margin-top: var(--gap-xl);
    margin-bottom: var(--gap-lg);
    background: linear-gradient(90deg, rgba(255,69,0,0.1) 0%, transparent 100%);
    padding-top: var(--gap-sm);
    padding-bottom: var(--gap-sm);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

p {
    margin-bottom: 1.25rem;
    font-size: 1.1rem;
    color: var(--c-text-muted);
}

ul {
    list-style: none;
    margin-bottom: 1.5rem;
    padding-left: 0;
}

ul li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 0.75rem;
    color: var(--c-text-main);
}

ul li::before {
    content: '➤';
    position: absolute;
    left: 0;
    color: var(--c-primary);
    font-size: 1rem;
}

/* --- Layout Utils (Grid/Flex) --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--gap-md);
}

.row-center {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.col-xs-12 {
    width: 100%;
    flex: 0 0 100%;
}

.center, .text-center {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.table {
    display: table;
    width: 100%;
    height: 100%;
}

.pa-0 {
    padding: 0 !important;
}

/* --- Header Section --- */
header.bg-casino {
    background: var(--c-bg-header);
    position: relative;
    padding: var(--gap-xl) 0;
    margin-bottom: var(--gap-xl);
    border-bottom: 2px solid var(--c-accent);
    overflow: hidden;
}

header.bg-casino::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(255,69,0,0.15) 0%, transparent 70%);
    pointer-events: none;
}

.logo {
    max-width: 280px;
    height: auto;
    filter: drop-shadow(0 0 15px rgba(255, 204, 0, 0.3));
    transition: transform var(--transition-base);
    animation: fadeInDown 0.8s ease-out;
}

.logo:hover {
    transform: scale(1.05);
}

/* --- Buttons --- */
.button {
    display: inline-block;
    background: linear-gradient(135deg, var(--c-accent-grad-start), var(--c-accent-grad-end));
    color: white;
    padding: 1rem 2.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: var(--shadow-glow), 0 5px 15px rgba(0,0,0,0.3);
    transition: all var(--transition-base);
    border: none;
    position: relative;
    overflow: hidden;
    margin: var(--gap-md) 0;
    user-select: none;
    letter-spacing: 1px;
    text-align: center;
}

.button::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: 0.5s;
}

.button:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(255, 69, 0, 0.6), 0 10px 20px rgba(0,0,0,0.4);
}

.button:hover::after {
    left: 100%;
}

.button:active {
    transform: translateY(1px);
    box-shadow: 0 0 10px rgba(255, 69, 0, 0.4);
}

/* --- Content Section --- */
.content {
    background: var(--c-bg-card);
    padding: var(--gap-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(255,255,255,0.05);
}

/* --- Images --- */
.img {
    margin: var(--gap-lg) 0;
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: #000;
}

.img img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.02);
    animation: fadeInImage 1s forwards;
    transition: transform var(--transition-base);
}

.img:hover img {
    transform: scale(1.05);
    opacity: 0.8;
}

.lazyload {
    min-height: 200px;
    background: #2a2a2a;
}

/* Блок с кнопкой под картинкой */
.img .text-center {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--gap-md);
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    z-index: 2;
}

/* --- Footer --- */
footer {
    margin-top: var(--gap-xl);
    padding: var(--gap-lg) 0;
    background: #000;
    border-top: 1px solid #333;
    text-align: center;
    font-size: 0.9rem;
    color: #666;
}

footer p {
    margin: 0;
    font-size: 0.875rem;
}

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

@keyframes fadeInImage {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* --- Media Queries --- */

/* Tablet & Mobile */
@media (max-width: 1024px) {
    .content {
        padding: var(--gap-lg);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    h1 {
        margin: var(--gap-md) 0;
    }
    
    h2 {
        margin-top: var(--gap-lg);
        font-size: 1.5rem;
    }

    .content {
        padding: var(--gap-md);
        border-radius: var(--radius-md);
    }

    header.bg-casino {
        padding: var(--gap-lg) 0;
    }

    .button {
        width: 100%;
        max-width: 300px;
        padding: 0.8rem 1.5rem;
        font-size: 1.1rem;
    }

    .img .text-center {
        position: relative;
        background: transparent;
    }
    
    ul li {
        padding-left: 1.5rem;
    }
}

/* Формы (если будут добавлены через JS/HTML позже, стили готовы) */
input[type="text"], 
input[type="email"], 
input[type="password"] {
    width: 100%;
    padding: 0.8rem 1rem;
    margin-bottom: 1rem;
    background: #2a2a2a;
    border: 1px solid #444;
    border-radius: var(--radius-sm);
    color: #fff;
    transition: border-color var(--transition-fast);
}

input:focus {
    outline: none;
    border-color: var(--c-primary);
    box-shadow: 0 0 8px rgba(255, 204, 0, 0.2);
}