/* CSS Variables */
:root {
    --color-primary: #ff4500; /* Вогняний червоно-оранжевий */
    --color-secondary: #0c0c0c; /* Темний фон, майже чорний */
    --color-text: #ffffff; /* Білий текст */
    --color-background: #1a1a1a; /* Темно-сірий фон */
    --color-border: #ff6b35; /* Яскравий оранжевий для кордонів */
    --color-accent: #ffcc00; /* Жовтий акцент */
    --color-accent-dark: #cc5500; /* Темний оранжевий */
    --color-glow: rgba(255, 69, 0, 0.7); /* Світіння для ефектів */
    
    --font-size-base: 1rem;
    --font-size-small: 0.875rem;
    --font-size-large: 1.25rem;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
}

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

body {
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', sans-serif;
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Header */
.header {
    background-color: var(--color-secondary);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 15px rgba(255, 69, 0, 0.3);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 60px;
    width: auto;
    filter: drop-shadow(0 0 5px var(--color-glow));
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
    margin: 0;
}

.nav a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    transition: all 0.3s;
    padding: 5px 10px;
    border-radius: 4px;
    position: relative;
}

.nav a:hover {
    color: var(--color-accent);
    text-shadow: 0 0 10px var(--color-accent);
}

.nav a:after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    transition: width 0.3s;
}

.nav a:hover:after {
    width: 80%;
}

.language-selector select {
    padding: var(--spacing-xs);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    background-color: var(--color-secondary);
    color: var(--color-text);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: url('zlu5p60inf.jpg') no-repeat center center;
    background-size: cover;
    padding: var(--spacing-xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.6);
    opacity: 0.7;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    color: var(--color-accent);
    text-shadow: 0 0 15px var(--color-primary), 0 0 10px rgba(255, 204, 0, 0.5);
    position: relative;
    z-index: 2;
    background-color: rgba(0, 0, 0, 0.5);
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: 10px;
}

.hero p {
    font-size: var(--font-size-large);
    color: var(--color-text);
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
    position: relative;
    z-index: 2;
    background-color: rgba(0, 0, 0, 0.5);
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: 10px;
}

.flame-divider {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.flame {
    width: 20px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), var(--color-primary));
    border-radius: 50% 50% 20% 20% / 40% 40% 60% 60%;
    position: relative;
    animation: flicker 1s ease-in-out infinite alternate;
}

.flame:nth-child(1) {
    animation-delay: 0.2s;
}

.flame:nth-child(2) {
    height: 50px;
    animation-delay: 0s;
}

.flame:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes flicker {
    0%, 100% {
        transform: scaleY(1) scaleX(1);
        opacity: 1;
    }
    50% {
        transform: scaleY(0.9) scaleX(1.1);
        opacity: 0.8;
    }
}

/* Section Title Styling */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    font-weight: 700;
    color: var(--color-accent);
    text-shadow: 0 0 10px rgba(255, 69, 0, 0.5);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    height: 3px;
    width: 100px;
    background: linear-gradient(to right, transparent, var(--color-primary), transparent);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

/* Products Section */
.products {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background);
    position: relative;
}

.products h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    font-weight: 700;
    color: var(--color-accent);
    text-shadow: 0 0 10px rgba(255, 69, 0, 0.5);
}

.products::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--color-primary), transparent);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background: linear-gradient(145deg, #222, #111);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(255, 69, 0, 0.2);
    border-color: var(--color-accent);
}

.product-image-container {
    height: 200px;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: var(--spacing-sm);
    position: relative;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 50%, rgba(0,0,0,0.5));
    opacity: 0;
    transition: opacity 0.3s;
}

.product-card:hover .product-image-container::after {
    opacity: 1;
}

.product-card img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.5s;
}

.product-card:hover img {
    transform: scale(1.05);
}

.product-card h3 {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-accent);
}

.product-card p {
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-primary);
    color: var(--color-text);
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
    z-index: -1;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    background-color: var(--color-accent-dark);
    transform: translateY(-2px);
}

.btn-primary {
    background-color: var(--color-accent);
    color: #000;
    font-size: var(--font-size-large);
    padding: var(--spacing-sm) var(--spacing-md);
    font-weight: 700;
}

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

.glow-button {
    box-shadow: 0 0 10px var(--color-glow);
}

.glow-button:hover {
    box-shadow: 0 0 20px var(--color-glow), 0 0 40px var(--color-glow);
}

/* Servers Section */
.servers {
    padding: var(--spacing-xl) 0;
    background-color: #0a0a0a;
    position: relative;
}

.servers::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--color-primary), transparent);
}

.server-slogan {
    text-align: center;
    color: var(--color-accent);
    font-size: 1.2rem;
    margin-top: -20px;
    margin-bottom: 30px;
    font-style: italic;
    text-shadow: 0 0 5px var(--color-glow);
}

.server-info {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.server-price {
    text-align: center;
    padding: var(--spacing-md);
    background: linear-gradient(145deg, #222, #111);
    border-radius: 15px;
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.server-price::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    top: -50%;
    left: -50%;
    background: radial-gradient(circle at center, var(--color-glow) 0%, transparent 70%);
    opacity: 0.1;
    animation: pulse 3s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.8); opacity: 0.1; }
    50% { transform: scale(1); opacity: 0.2; }
    100% { transform: scale(0.8); opacity: 0.1; }
}

.server-price h3 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
    text-shadow: 0 0 10px rgba(255, 204, 0, 0.7);
}

.fire-text {
    background: linear-gradient(to bottom, var(--color-accent), var(--color-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    position: relative;
}

.server-features h4 {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-accent);
}

.feature-list {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.feature-list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-sm);
    position: relative;
}

.feature-list li:before {
    content: "🔥";
    position: absolute;
    left: 0;
    transform: translateX(-100%);
    margin-right: 5px;
    color: var(--color-primary);
}

/* Cabinet Section */
.cabinet {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background);
    position: relative;
}

.cabinet::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--color-primary), transparent);
}

.cabinet-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.login-form {
    background: linear-gradient(145deg, #222, #111);
    padding: var(--spacing-md);
    border-radius: 10px;
    border: 1px solid var(--color-border);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.login-form h3 {
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-accent);
}

.login-form input {
    width: 100%;
    padding: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--color-border);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.login-form input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 5px var(--color-glow);
}

.login-form button {
    width: 100%;
    margin-bottom: var(--spacing-sm);
}

.login-form a {
    color: var(--color-primary);
    text-decoration: none;
    transition: all 0.3s;
}

.login-form a:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

.fire-link {
    color: var(--color-primary);
    text-decoration: none;
    transition: all 0.3s;
    position: relative;
}

.fire-link:hover {
    color: var(--color-accent);
    text-shadow: 0 0 5px var(--color-glow);
}

.cabinet-features h4 {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-accent);
}

/* Footer */
.footer {
    background-color: var(--color-secondary);
    color: var(--color-text);
    padding: var(--spacing-lg) 0 var(--spacing-sm);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--color-primary), transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-accent);
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: var(--color-text);
    text-decoration: none;
    transition: all 0.3s;
    line-height: 1.8;
}

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

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: var(--spacing-sm);
    text-align: center;
    color: #ccc;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .nav {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .server-info {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .cabinet-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
}

/* Animation for fire elements */
.animate__animated {
    animation-duration: 1.5s;
}

@keyframes textShadowPulse {
    0% {
        text-shadow: 0 0 5px var(--color-primary), 0 0 10px var(--color-primary);
    }
    50% {
        text-shadow: 0 0 15px var(--color-primary), 0 0 20px var(--color-glow);
    }
    100% {
        text-shadow: 0 0 5px var(--color-primary), 0 0 10px var(--color-primary);
    }
}