body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #0f172a;
    color: #ffffff;
}

.page-wrapper {
    display: flex;
    justify-content: center;
    padding: 40px 20px;
}

.container {
    background: #1e293b;
    padding: 40px;
    border-radius: 12px;
    width: 100%;
    max-width: 1100px;
    box-shadow: 0 0 40px rgba(0,0,0,0.6);
}

.form-title {
    text-align: center;
    margin-bottom: 30px;
    font-size: 26px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

label {
    margin-bottom: 8px;
    font-size: 14px;
    color: #cbd5e1;
}

input, select {
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid #334155;
    background: #0f172a;
    color: #ffffff;
    font-size: 14px;
}

input:focus, select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 8px rgba(59,130,246,0.5);
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(90deg, #3b82f6, #6366f1);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.submit-btn:hover {
    opacity: 0.9;
}

.response-box {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
}

.success-box {
    background: #14532d;
    border: 1px solid #22c55e;
}

.error-box {
    background: #7f1d1d;
    border: 1px solid #ef4444;
}