body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            line-height: 1.6;
            background-color: #f9f9f9;
            color: #333;
        }
        *, *::before, *::after {
            box-sizing: border-box;
        }
        header, footer {
            background-color: #1e1e2f;
            color: #fff;
            padding: 15px 20px;
        }
        header .top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: auto;
            position: relative;
        }
        .logo {
            font-weight: bold;
            font-size: 1.5em;
        }
        .logo-glow {
            display: inline-block;
            position: relative;
            z-index: 1;
        }

        .logo-glow::before {
            content: "";
            position: absolute;
            inset: -6px;
            z-index: -1;
            border-radius: 16px;
            background: linear-gradient(90deg, #ff9000, #ffc000, #ff9000, #ff6a00, #ff9000);
            background-size: 300% 300%;
            filter: blur(14px) brightness(1.17);
            opacity: 0.7;
            animation: orange-glow-logo 2.7s linear infinite;
        }
        @keyframes orange-glow-logo {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }
        .register-btn,
        .cta-btn {
            position: relative;
            z-index: 1;
            background: linear-gradient(90deg, #ff9000, #ffc000, #ff9000, #ff6a00, #ff9000);
            background-size: 300% 300%;
            color: #fff;
            border: none;
            padding: 0.6em 1.7em;
            font-size: 1em;
            font-weight: bold;
            border-radius: 12px;
            box-shadow: 0 3px 16px rgba(255,153,0,0.13), 0 1.5px 3px rgba(0,0,0,0.08);
            cursor: pointer;
            overflow: hidden;
            transition: box-shadow 0.25s, transform 0.15s;
            animation: orange-glow 2.2s linear infinite;
            outline: none;
            text-decoration: none;
            display: inline-block;
            text-align: center;
        }
        .register-btn::before,
        .cta-btn::before {
            content: "";
            position: absolute;
            inset: 0;
            z-index: -1;
            border-radius: 12px;
            background: inherit;
            filter: blur(12px) brightness(1.12);
            opacity: 0.7;
            transition: opacity 0.3s;
            animation: orange-glow 2.2s linear infinite;
        }
        .register-btn:hover, .cta-btn:hover {
            box-shadow: 0 8px 32px 0 rgba(255,128,0,0.19), 0 1.5px 8px rgba(0,0,0,0.13);
            transform: translateY(-2px) scale(1.06);
        }
        .register-btn:hover::before, .cta-btn:hover::before {
            opacity: 1;
        }
        @keyframes orange-glow {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }
        .register-btn {
            position: absolute;
            top: 25%;
            right: 10px;
            font-size: 0.95em;
        }

        .container {
            max-width: 900px;
            margin: 20px auto;
            padding: 0 15px;
        }

        h1, h2, h3 {
            color: #222;
            text-align: left;
        }

        h1 {
            text-align: center;
            font-size: 28px;
            margin-bottom: 20px;
        }
        h2 {
            font-size: 24px;
            border-bottom: 2px solid #ff9000;
            padding-bottom: 10px;
            margin-top: 40px;
        }
        h3 {
            font-size: 20px;
            margin-top: 25px;
            color: #444;
        }
        img {
            display: block;
            margin: 20px auto;
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .cta-btn {
            display: block;
            margin: 10px auto 40px;
            width: fit-content;
        }
        footer {
            font-size: 0.9em;
            text-align: center;
            margin-top: 40px;
        }
        table {
            border: 1.5px solid #ff9000;
            border-collapse: collapse;
            width: 100%;
            margin: 20px 0;
            max-width: 100%;
            background: #fff8f1;
            font-size: 1em;
            box-shadow: 0 2px 12px rgba(255,144,0,0.08);
        }
        th, td {
            border: 1px solid #ffd6a0;
            padding: 10px 8px;
            text-align: left;
            color: #2b1600;
            white-space: normal;
        }
        th {
            background: linear-gradient(90deg, #ffd6a0 0%, #ff9000 100%);
            color: #643700;
            font-weight: 700;
            letter-spacing: 0.01em;
        }
        tr:nth-child(even) td {
            background: #fff0da;
        }
        tr:nth-child(odd) td {
            background: #fff8f1;
        }
        /* Мобильная адаптация */
@media (max-width: 768px) {
    header .top {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .register-btn {
        position: static;
        margin: 10px auto;
        display: block;
        transform: none;
        font-size: 0.95em;
        padding: 12px 20px;
        width: 200px;
    }
    
    .container {
        margin: 15px auto;
        padding: 0 10px;
    }
    
    h1 {
        font-size: 24px;
        margin-bottom: 15px;
    }
    
    h2 {
        font-size: 20px;
        margin-top: 30px;
        padding-bottom: 8px;
    }
    
    h3 {
        font-size: 18px;
        margin-top: 20px;
    }
    
    .content {
        padding: 20px 15px;
        border-radius: 8px;
    }
    
    table {
        font-size: 0.9em;
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    th, td {
        padding: 8px 6px;
        font-size: 0.9em;
        min-width: 80px;
    }
    
    .nav ul {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .nav li {
        margin: 3px 0;
    }
    
    ul, ol {
        padding-left: 20px;
    }
    
    img {
        margin: 15px auto;
        border-radius: 6px;
    }
    
    .cta-btn {
        padding: 12px 25px;
        font-size: 1em;
        margin: 15px auto 30px;
    }
    
    footer {
        padding: 15px 10px;
        font-size: 0.85em;
        margin-top: 30px;
    }
    
    .section {
        margin-bottom: 30px;
    }
    
    p {
        font-size: 0.95em;
        line-height: 1.6;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.3em;
    }
    
    .logo-glow::before {
        inset: -4px;
        filter: blur(10px) brightness(1.17);
    }
    
    h1 {
        font-size: 22px;
    }
    
    h2 {
        font-size: 19px;
    }
    
    h3 {
        font-size: 17px;
    }
    
    .content {
        padding: 15px 12px;
    }
    
    .register-btn,
    .cta-btn {
        padding: 10px 18px;
        font-size: 0.9em;
        border-radius: 10px;
    }
    
    th, td {
        padding: 6px 4px;
        font-size: 0.85em;
    }
    
    .nav {
        padding: 12px;
    }
    
    ul, ol {
        padding-left: 18px;
    }
}

/* Для очень маленьких экранов */
@media (max-width: 320px) {
    header, footer {
        padding: 12px 15px;
    }
    
    .logo {
        font-size: 1.2em;
    }
    
    h1 {
        font-size: 20px;
    }
    
    .content {
        padding: 12px 10px;
    }
    
    .register-btn,
    .cta-btn {
        padding: 8px 15px;
        font-size: 0.85em;
    }

        }
        .content {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 2px 15px rgba(0,0,0,0.05);
        }
        .section {
            margin-bottom: 40px;
        }
        .img-container {
            position: relative;
            margin: 30px 0;
        }
        .img-btn {
            display: block;
            margin: 15px auto;
        }
        ul, ol {
            margin: 15px 0;
            padding-left: 30px;
        }
        p {
            margin: 15px 0;
            line-height: 1.7;
        }
        .nav {
            background: #f0f0f0;
            padding: 15px;
            border-radius: 8px;
            margin: 20px 0;
        }
        .nav ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
        }
        .nav li {
            margin: 5px;
        }
        .nav a {
            color: #ff9000;
            text-decoration: none;
            font-weight: bold;
            transition: color 0.3s;
        }
        .nav a:hover {
            color: #ff6a00;
            text-decoration: underline;
        }