:root {
    --bg-color: #121212;
    --primary-color: #8A2BE2; /* Violett */
    --secondary-color: #1e1e1e;
    --text-color: #f0f0f0;
    --accent-hover: #7b24ca;
    --highlight-color: #ffc107;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Poppins', sans-serif; background-color: var(--bg-color); color: var(--text-color); line-height: 1.6; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
section { padding: 80px 0; }
.section-title { text-align: center; font-size: 2.5rem; margin-bottom: 50px; color: var(--primary-color); text-transform: uppercase; }
.whatsapp-link { display: inline-block; background-color: var(--primary-color); color: #ffffff; padding: 15px 30px; text-decoration: none; border-radius: 50px; font-weight: bold; transition: background-color 0.3s ease, transform 0.3s ease; font-size: 1.1rem; }
.whatsapp-link:hover { background-color: var(--accent-hover); transform: translateY(-3px); }
header { background-color: rgba(18, 18, 18, 0.8); backdrop-filter: blur(10px); padding: 20px 0; position: fixed; width: 100%; top: 0; z-index: 1000; border-bottom: 1px solid #2a2a2a; }
header .container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.8rem; font-weight: 700; color: var(--primary-color); text-decoration: none; }
nav ul { list-style: none; display: flex; gap: 30px; }
nav a { color: var(--text-color); text-decoration: none; font-weight: 600; transition: color 0.3s ease; }
nav a:hover { color: var(--primary-color); }
#hero { padding-top: 150px; text-align: center; min-height: 80vh; display: flex; flex-direction: column; justify-content: center; align-items: center; }
#hero h1 { font-size: 3.2rem; margin-bottom: 20px; }
#hero h1 span { color: var(--primary-color); }
#hero p { font-size: 1.2rem; max-width: 700px; margin: 0 auto 40px auto; color: #b0b0b0; }
.test-section { background-color: var(--secondary-color); border: 2px dashed var(--highlight-color); border-radius: 10px; padding: 30px; text-align: center; margin-bottom: 60px; max-width: 800px; margin-left: auto; margin-right: auto; }
.test-section h3 { font-size: 1.8rem; color: var(--highlight-color); margin-bottom: 15px; }
.test-section p { margin-bottom: 25px; }
.pricing-container { display: flex; gap: 30px; flex-wrap: wrap; justify-content: center; }
.plan { background-color: var(--secondary-color); border: 2px solid var(--primary-color); border-radius: 10px; padding: 40px; text-align: center; width: 340px; box-shadow: 0 0 15px rgba(138, 43, 226, 0.3); transition: transform 0.3s ease; display: flex; flex-direction: column; }
.plan:hover { transform: translateY(-10px); }
.plan.popular { border-color: var(--highlight-color); transform: scale(1.05); }
.plan h3 { font-size: 1.8rem; color: var(--primary-color); margin-bottom: 15px; }
.plan .price { font-size: 3rem; font-weight: bold; margin-bottom: 20px; }
.plan ul { list-style: none; padding: 0; margin-bottom: 30px; text-align: left; flex-grow: 1; }
.plan ul li { margin-bottom: 12px; padding-left: 30px; position: relative; }
.plan ul li::before { content: '✔'; position: absolute; left: 0; color: var(--primary-color); }
.article-item { background-color: var(--secondary-color); margin-bottom: 10px; border-radius: 5px; border: 1px solid #2a2a2a; }
.article-item summary { padding: 20px; font-weight: 600; font-size: 1.2rem; cursor: pointer; outline: none; position: relative; }
.article-item summary:hover { color: var(--primary-color); }
.article-item summary::after { content: '+'; position: absolute; right: 20px; font-size: 1.5rem; transition: transform 0.2s ease-in-out; }
.article-item[open] summary::after { transform: rotate(45deg); }
.article-item .article-content { padding: 0 20px 20px; color: #b0b0b0; }
.article-content h4 { color: var(--primary-color); margin-top: 15px; margin-bottom: 5px; }
#kontakt { background-color: var(--secondary-color); text-align: center; }
.kontakt-icon { font-size: 4rem; color: var(--primary-color); margin-bottom: 20px; }
#kontakt p { max-width: 600px; margin: 0 auto 30px auto; }
.whatsapp-number { font-size: 1.5rem; font-weight: bold; margin-bottom: 30px; letter-spacing: 2px; }
footer { background-color: #000; padding: 40px 0; text-align: center; font-size: 0.9rem; }
.footer-links { margin-bottom: 20px; }
.footer-links a { color: #b0b0b0; text-decoration: none; margin: 0 15px; }
.footer-links a:hover { color: var(--primary-color); }
.footer-disclaimer { max-width: 800px; margin: 20px auto 0 auto; font-size: 0.8rem; color: #777; }
@media (max-width: 768px) {
    header .container { flex-direction: column; gap: 15px; }
    nav ul { gap: 20px; }
    #hero h1 { font-size: 2.5rem; }
    .pricing-container { flex-direction: column; align-items: center; }
    .plan { width: 100%; max-width: 380px; }
    .plan.popular { transform: scale(1); }
}
/* Kod Koruması için CSS */
body {
    -webkit-user-select: none; /* Safari */
    -ms-user-select: none; /* IE 10+ */
    user-select: none; /* Standard syntax */
}