* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    line-height: 1.6;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    font-weight: 600;
}

.subtitle {
    font-size: 1.1em;
    opacity: 0.9;
}

form {
    padding: 40px 30px;
}

.form-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid #f0f0f0;
}

.form-section:last-of-type {
    border-bottom: none;
}

.form-section h2 {
    color: #667eea;
    font-size: 1.5em;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 3px solid #667eea;
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
    font-size: 0.95em;
}

input[type="text"],
input[type="number"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1em;
    transition: all 0.3s ease;
    font-family: inherit;
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.currency {
    position: absolute;
    right: 15px;
    top: 38px;
    color: #667eea;
    font-weight: bold;
    font-size: 1.1em;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

select {
    cursor: pointer;
    background-color: white;
}

.agreement {
    background: #f8f9ff;
    padding: 25px;
    border-radius: 10px;
    border: 2px solid #667eea;
}

.agreement-text {
    margin-bottom: 20px;
}

.agreement-text p {
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.agreement-text ul {
    list-style-position: inside;
    color: #555;
}

.agreement-text li {
    margin-bottom: 8px;
    padding-left: 10px;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-group label {
    margin: 0;
    cursor: pointer;
    user-select: none;
}

.signatures {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 40px;
}

.signature-box {
    text-align: center;
}

.signature-box h3 {
    color: #333;
    margin-bottom: 20px;
    font-size: 1.1em;
}

.signature-line {
    border-bottom: 2px solid #333;
    margin: 40px 20px 10px;
    min-height: 60px;
}

.signature-label {
    color: #666;
    font-size: 0.9em;
    font-style: italic;
}

.button-group {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 40px;
}

.btn {
    padding: 15px 40px;
    border: none;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #f0f0f0;
    color: #333;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .container {
        border-radius: 10px;
    }

    header {
        padding: 30px 20px;
    }

    header h1 {
        font-size: 1.8em;
    }

    form {
        padding: 30px 20px;
    }

    .signatures {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .button-group {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}