* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #0a0a0a;
    color: #e5e5e5;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 80%, rgba(100, 0, 200, 0.3), transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(0, 100, 200, 0.3), transparent 50%);
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    padding: 25px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.logo {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
}

.logo .dot {
    color: #8b5cf6;
}

nav a {
    margin-left: 25px;
    text-decoration: none;
    color: #aaa;
    font-size: 14px;
    transition: color 0.2s;
}

nav a:hover {
    color: #fff;
}

.btn-post {
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    color: #fff !important;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 500;
}

main {
    padding: 80px 0;
}

.hero {
    text-align: center;
    margin-bottom: 60px;
}

.hero h2 {
    font-size: 48px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 15px;
}

.subtitle {
    font-size: 18px;
    color: #888;
}

.categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 25px;
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 20px;
    text-decoration: none;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    transition: all 0.3s;
}

.category-card:hover {
    background: rgba(255,255,255,0.06);
    transform: translateY(-5px);
    border-color: rgba(139, 92, 246, 0.5);
}

.icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.category-card h3 {
    font-size: 16px;
    font-weight: 500;
    color: #e5e5e5;
}