:root {
    --primary-color: #0b0c10;
    --secondary-color: #1f2833;
    --accent-color: #66fcf1;
    --accent-dim: #45a29e;
    --text-main: #c5c6c7;
    --text-light: #ffffff;
    --ad-bg: #1a1a24;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--primary-color);
    color: var(--text-main);
    line-height: 1.6;
}

header {
    background: rgba(11, 12, 16, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(102, 252, 241, 0.15);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 15px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-light);
    letter-spacing: 1px;
    cursor: pointer;
    text-shadow: 0 0 10px rgba(102, 252, 241, 0.2);
}

.logo span {
    color: var(--accent-color);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

nav a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    position: relative;
    padding: 5px 0;
    transition: color 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: width 0.3s ease-in-out;
    box-shadow: 0 0 8px var(--accent-color);
}

nav a:hover {
    color: var(--text-light);
}

nav a:hover::after {
    width: 100%;
}

.header-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

.btn-small {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid rgba(197, 198, 199, 0.3);
}

.btn-outline:hover {
    color: var(--text-light);
    border-color: var(--text-light);
    background: rgba(255, 255, 255, 0.05);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-dim), var(--accent-color));
    color: var(--primary-color);
    border: none;
    box-shadow: 0 0 15px rgba(102, 252, 241, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 0 25px rgba(102, 252, 241, 0.7);
    transform: translateY(-2px);
}

.hamburger {
    display: none;
    cursor: pointer;
    background: transparent;
    border: none;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-light);
    margin: 5px auto;
    transition: all 0.3s ease-in-out;
}

.mobile-actions {
    display: none;
}

.hero {
    margin-top: 70px;
    height: 60vh;
    background: linear-gradient(rgba(11, 12, 16, 0.8), rgba(11, 12, 16, 1)), url('hero-bg.png') center/cover no-repeat;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--text-light);
    margin-bottom: 20px;
    max-width: 800px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin-bottom: 30px;
}

.btn {
    padding: 15px 30px;
    background-color: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
    border-radius: 30px;
    font-size: 1rem;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
    box-shadow: 0 0 15px var(--accent-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.article-content {
    background-color: var(--secondary-color);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.article-content h2 {
    color: var(--text-light);
    margin-top: 30px;
    margin-bottom: 15px;
    font-size: 2rem;
    border-left: 4px solid var(--accent-color);
    padding-left: 15px;
}

.article-content h3 {
    color: var(--text-light);
    margin-top: 25px;
    margin-bottom: 10px;
    font-size: 1.5rem;
}

.article-content p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.ad-placeholder {
    background-color: var(--ad-bg);
    border: 1px dashed var(--accent-dim);
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-main);
    font-size: 0.9rem;
    margin: 30px 0;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.ad-leaderboard {
    width: 100%;
    height: 90px;
    margin: 20px auto;
    max-width: 728px;
}

.ad-rectangle {
    width: 100%;
    height: 250px;
}

.sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.widget {
    background-color: var(--secondary-color);
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.widget h3 {
    color: var(--text-light);
    margin-bottom: 15px;
    font-size: 1.3rem;
    border-bottom: 1px solid rgba(102, 252, 241, 0.2);
    padding-bottom: 10px;
}

.widget ul {
    list-style: none;
}

.widget ul li {
    margin-bottom: 10px;
}

.widget ul li a {
    color: var(--text-main);
    text-decoration: none;
    transition: color 0.2s;
}

.widget ul li a:hover {
    color: var(--accent-color);
}

footer {
    background-color: var(--secondary-color);
    text-align: center;
    padding: 30px 20px;
    border-top: 1px solid rgba(102, 252, 241, 0.1);
    margin-top: 40px;
}

footer p {
    font-size: 0.9rem;
}

@media (max-width: 900px) {
    .container {
        grid-template-columns: 1fr;
        padding: 20px 10px;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .article-content {
        padding: 25px 15px;
    }
    
    .article-content h2 {
        font-size: 1.8rem;
    }

    .hamburger {
        display: block;
    }

    .desktop-actions {
        display: none;
    }

    .mobile-actions {
        display: flex;
        flex-direction: column;
        width: 100%;
        margin-top: 30px;
    }
    
    .mobile-actions a {
        text-align: center;
        width: 100%;
    }

    nav {
        position: fixed;
        left: -100%;
        top: 0;
        gap: 0;
        flex-direction: column;
        background-color: var(--primary-color);
        width: 100%;
        height: 100vh;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.5);
        padding-top: 100px;
        padding-left: 5%;
        padding-right: 5%;
        z-index: 999;
    }

    nav.active {
        left: 0;
    }

    nav ul {
        flex-direction: column;
        gap: 25px;
    }

    nav a {
        font-size: 1.2rem;
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}