* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: Inter, Arial, sans-serif;
        }

        body {
            background: #f8fafc;
            color: #0f172a;
            line-height: 1.8;
        }

        /* Header */

        header {
            background: #020617;
            padding: 20px 8%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 999;
        }

        .logo {
            font-size: 30px;
            font-weight: bold;
            color: #4ade80;
        }

        nav a {
            color: white;
            text-decoration: none;
            margin-left: 22px;
            transition: .3s;
        }

        nav a:hover {
            color: #4ade80;
        }

        /* Hero */

        .hero {

            padding: 90px 20px;

            background: linear-gradient(135deg, #2563eb, #22c55e);

            text-align: center;

            color: white;

        }

        .hero h1 {

            font-size: 56px;

            margin-bottom: 15px;

        }

        .hero p {

            font-size: 20px;

            opacity: .95;

        }

        /* Container */

        .container {

            max-width: 1100px;

            margin: 60px auto;

            background: white;

            padding: 45px;

            border-radius: 25px;

            box-shadow: 0 20px 60px rgba(0, 0, 0, .08);

        }

        .notice {

            background: #eff6ff;

            padding: 25px;

            border-left: 6px solid #2563eb;

            border-radius: 15px;

            margin-bottom: 35px;

        }

        .warning {

            background: #fff7ed;

            padding: 25px;

            border-left: 6px solid #f59e0b;

            border-radius: 15px;

            margin-top: 40px;

        }

        h2 {

            margin-top: 35px;

            margin-bottom: 12px;

            color: #2563eb;

        }

        p {

            color: #475569;

        }

        ul {

            padding-left: 22px;

            color: #475569;

        }

        li {

            margin-bottom: 12px;

        }

        /* Footer */

        footer {

            margin-top: 80px;

            background: #020617;

            color: white;

            padding: 50px;

            text-align: center;

        }

        footer a {

            color: #93c5fd;

            margin: 0 15px;

            text-decoration: none;

        }

        footer p {

            margin-top: 20px;

            color: #94a3b8;

        }

        /* Mobile */

        @media(max-width:768px) {

            header {

                flex-direction: column;

                gap: 15px;

            }

            .hero h1 {

                font-size: 38px;

            }

            .container {

                margin: 20px;

                padding: 25px;

            }

        }