* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    max-width: 480px;
    width: 100%;
}

h1 { color: #333; margin-bottom: 8px; font-size: 26px; }

.subtitle { color: #666; margin-bottom: 28px; font-size: 14px; }

.form-group { margin-bottom: 18px; }

label { display: block; margin-bottom: 6px; color: #333; font-weight: bold; font-size: 14px; }

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-weight: normal;
    cursor: pointer;
}

.checkbox-label input { width: auto; margin-top: 3px; cursor: pointer; }

input[type="text"], input[type="tel"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

.required { color: #c00; }

button {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 8px;
}

button:hover { opacity: 0.95; }

.error-text {
    color: #c00;
    font-size: 12px;
    margin-top: 4px;
    display: none;
}

.message {
    margin-top: 14px;
    padding: 12px;
    border-radius: 4px;
    text-align: center;
    display: none;
    font-weight: bold;
}

.message.success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.message.error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }