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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: "Segoe UI", Arial, sans-serif;
        background: #0f172a;
        color: white;
    }

    nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background: rgba(15, 23, 42, 0.95);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid #1e293b;
        padding: 15px 40px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        z-index: 1000;
    }

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

    nav ul li a {
        color: white;
        text-decoration: none;
        font-weight: 500;
        transition: 0.2s;
    }

    nav ul li a:hover {
        color: #60a5fa;
    }

    nav ul {
        display: flex;
        flex-wrap: wrap;
    }

    @media (max-width: 768px) {
        nav {
            flex-direction: column;
            padding: 15px;
            gap: 15px;
        }

        .logo {
            justify-content: center;
        }

        nav ul {
            justify-content: center;
            gap: 15px;
            padding: 0;
            margin: 0;
        }
    }

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

    .logo img {
        height: 60px;
        width: auto;
    }

    .logo span {
        font-size: 2rem;
        font-weight: bold;
    }

    section {
        min-height: 100vh;
        padding: 120px 10% 80px;
        overflow: hidden;
    }

    .hero {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
    }

    .hero img {
        width: 260px;
        max-width: 100%;
        margin-bottom: 30px;
    }

    .hero h1 {
        font-size: 6rem;
        margin-bottom: 20px;
    }

    .hero p {
        max-width: 800px;
        font-size: 1.5rem;
        color: #cbd5e1;
        line-height: 1.6;
    }

    @media (max-width: 768px) {
        .hero h1 {
            font-size: 4rem;
            line-height: 1;
        }
    }

    .button {
        display: inline-block;
        margin-top: 40px;
        background: #2563eb;
        color: white;
        text-decoration: none;
        padding: 14px 30px;
        border-radius: 8px;
        font-weight: bold;
    }

    .button:hover {
        background: #1d4ed8;
    }

    h2 {
        font-size: 3rem;
        margin-bottom: 20px;
    }

    .section-text {
        max-width: 900px;
        line-height: 1.8;
        color: #cbd5e1;
    }

    .cards {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 24px;
        margin-top: 40px;
    }

    .card {
        background: #1e293b;
        padding: 30px;
        border-radius: 12px;
    }

    .card h3 {
        margin-bottom: 15px;
    }

    .card p {
        color: #cbd5e1;
        line-height: 1.6;
    }

    footer {
        text-align: center;
        padding: 40px;
        background: #020617;
        color: #94a3b8;
    }

    .article-header {
        padding: 140px 10% 40px;
    }

    .article-header h1 {
        font-size: 3rem;
        text-align: center;
    }

    .article-header p {
        max-width: 900px;
    }

    .article-content {
        max-width: 900px;
        margin: 0 auto;
        padding: 40px 20px;
        font-size: 1.2rem;
        line-height: 1.8;
    }

    a {
        color: white;
        text-decoration: none;
        font-weight: 500;
        transition: 0.2s;
        text-decoration: underline;
    }

    a:hover {
        color: #60a5fa;
    }