body {
            font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.6)),
                url('https://images.unsplash.com/photo-1611974789855-9c2a0a7236a3?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: #f0f0f0;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            margin: 0;
            padding: 20px;
            box-sizing: border-box;
        }

        .container {
            background: rgba(30, 30, 30, 0.95);
            backdrop-filter: blur(10px);
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.7),
                0 0 0 1px rgba(255, 255, 255, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
            width: 380px;
            max-width: 90vw;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        h1 {
            font-family: 'Orbitron', sans-serif;
            font-weight: 900;
            font-size: 22px;
            text-align: center;
            margin-bottom: 30px;
            background: linear-gradient(135deg, #00cfff, #0078ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: 2px;
            text-transform: uppercase;
        }

        label {
            display: block;
            margin-top: 15px;
            font-weight: 500;
            color: #e0e0e0;
            font-size: 0.95em;
        }

        input,
        select,
        button {
            width: 100%;
            padding: 12px;
            margin-top: 8px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-sizing: border-box;
            transition: all 0.3s ease;
        }

        input,
        select {
            background: rgba(43, 43, 43, 0.8);
            color: #f0f0f0;
            font-size: 1em;
        }

        input:focus,
        select:focus {
            outline: none;
            border-color: #0078ff;
            box-shadow: 0 0 0 3px rgba(0, 120, 255, 0.2);
        }

        button {
            background: linear-gradient(135deg, #0078ff, #005fcc);
            color: white;
            font-weight: 600;
            cursor: pointer;
            margin-top: 25px;
            font-size: 1.1em;
            border: none;
            transition: all 0.3s ease;
        }

        button:hover {
            background: linear-gradient(135deg, #005fcc, #004499);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 120, 255, 0.3);
        }

        .results {
            margin-top: 30px;
            padding: 20px;
            background: rgba(0, 0, 0, 0.3);
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .results h3 {
            text-align: center;
            margin-bottom: 20px;
            color: #e0e0e0;
            font-weight: 600;
        }

        .result-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin: 15px 0;
            padding: 12px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            border-left: 4px solid transparent;
        }

        .profit-result {
            border-left-color: #00ff7f;
        }

        .loss-result {
            border-left-color: #ff4d4d;
        }

        .result-label {
            font-weight: 500;
            color: #d0d0d0;
        }

        .result-value {
            font-size: 1.3em;
            font-weight: bold;
        }

        .profit-value {
            color: #00ff7f;
        }

        .loss-value {
            color: #ff4d4d;
        }

        .risk-reward {
            text-align: center;
            margin-top: 20px;
            padding: 15px;
            background: rgba(255, 215, 0, 0.1);
            border-radius: 8px;
            border: 1px solid rgba(255, 215, 0, 0.3);
        }

        .risk-reward-label {
            color: #ffd700;
            font-weight: 600;
            margin-bottom: 5px;
        }

        .risk-reward-value {
            font-size: 1.2em;
            font-weight: bold;
            color: #ffd700;
        }